annotate src/fns.c @ 5300:9f738305f80f

Accept sequences generally, not just lists, #'reverse, #'nreverse. src/ChangeLog addition: 2010-11-06 Aidan Kehoe <kehoea@parhasard.net> * bytecode.c (bytecode_nreverse): Call Fnreverse() if SEQUENCE is not a cons in this function. (Fnreverse, Freverse): Accept sequences, not just lists, in these functions. man/ChangeLog addition: 2010-11-06 Aidan Kehoe <kehoea@parhasard.net> * lispref/lists.texi (Rearrangement, Building Lists): Document that #'nreverse and #'reverse now accept sequences, not just lists, in this file. tests/ChangeLog addition: 2010-11-06 Aidan Kehoe <kehoea@parhasard.net> * automated/lisp-tests.el (list-nreverse): Check that #'reverse and #'nreverse handle non-list sequences properly.
author Aidan Kehoe <kehoea@parhasard.net>
date Sat, 06 Nov 2010 21:18:52 +0000
parents 28651c24b3f8
children 6468cf6f0b9d 46491edfd94a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1 /* Random utility Lisp functions.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2 Copyright (C) 1985, 86, 87, 93, 94, 95 Free Software Foundation, Inc.
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
3 Copyright (C) 1995, 1996, 2000, 2001, 2002, 2003, 2010 Ben Wing.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5 This file is part of XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
7 XEmacs is free software; you can redistribute it and/or modify it
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
8 under the terms of the GNU General Public License as published by the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
9 Free Software Foundation; either version 2, or (at your option) any
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
10 later version.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
11
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
15 for more details.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
16
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
17 You should have received a copy of the GNU General Public License
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
18 along with XEmacs; see the file COPYING. If not, write to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
20 Boston, MA 02111-1307, USA. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
21
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
22 /* Synched up with: Mule 2.0, FSF 19.30. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
23
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
24 /* This file has been Mule-ized. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
25
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
26 /* Note: FSF 19.30 has bool vectors. We have bit vectors. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
27
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
28 /* Hacked on for Mule by Ben Wing, December 1994, January 1995. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
29
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
30 #include <config.h>
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
31
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
32 /* Note on some machines this defines `vector' as a typedef,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
33 so make sure we don't use that name in this file. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
34 #undef vector
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
35 #define vector *****
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
36
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
37 #include "lisp.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
38
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
39 #include "sysfile.h"
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
40 #include "sysproc.h" /* for qxe_getpid() */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
41
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
42 #include "buffer.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
43 #include "bytecode.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
44 #include "device.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
45 #include "events.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
46 #include "extents.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
47 #include "frame.h"
872
79c6ff3eef26 [xemacs-hg @ 2002-06-20 21:18:01 by ben]
ben
parents: 867
diff changeset
48 #include "process.h"
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
49 #include "systime.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
50 #include "insdel.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
51 #include "lstream.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
52 #include "opaque.h"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
53
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
54 /* NOTE: This symbol is also used in lread.c */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
55 #define FEATUREP_SYNTAX
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
56
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
57 Lisp_Object Qstring_lessp, Qsort, Qmerge, Qfill, Qreplace;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
58 Lisp_Object Qidentity;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
59 Lisp_Object Qvector, Qarray, Qbit_vector, QsortX, Q_from_end, Q_initial_value;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
60 Lisp_Object Qmapconcat, QmapcarX, Qmapvector, Qmapcan, Qmapc, Qmap, Qmap_into;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
61 Lisp_Object Qsome, Qevery, Qmaplist, Qmapl, Qmapcon, Qreduce;
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
62 Lisp_Object Q_start1, Q_start2, Q_end1, Q_end2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
63
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
64 Lisp_Object Qbase64_conversion_error;
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
65
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
66 Lisp_Object Vpath_separator;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
67
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
68 static int internal_old_equal (Lisp_Object, Lisp_Object, int);
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
69 Lisp_Object safe_copy_tree (Lisp_Object arg, Lisp_Object vecp, int depth);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
70
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
71 static DOESNT_RETURN
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
72 mapping_interaction_error (Lisp_Object func, Lisp_Object object)
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
73 {
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
74 invalid_state_2 ("object modified while traversing it", func, object);
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
75 }
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
76
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
77 static void
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
78 check_sequence_range (Lisp_Object sequence, Lisp_Object start,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
79 Lisp_Object end, Lisp_Object length)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
80 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
81 Elemcount starting = XINT (start), ending, len = XINT (length);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
82
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
83 ending = NILP (end) ? XINT (length) : XINT (end);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
84
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
85 if (!(0 <= starting && starting <= ending && ending <= len))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
86 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
87 args_out_of_range_3 (sequence, start, make_int (ending));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
88 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
89 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
90
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
91 static Lisp_Object
2286
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 2268
diff changeset
92 mark_bit_vector (Lisp_Object UNUSED (obj))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
93 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
94 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
95 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
96
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
97 static void
2286
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 2268
diff changeset
98 print_bit_vector (Lisp_Object obj, Lisp_Object printcharfun,
04bc9d2f42c7 [xemacs-hg @ 2004-09-20 19:18:55 by james]
james
parents: 2268
diff changeset
99 int UNUSED (escapeflag))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
100 {
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
101 Elemcount i;
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
102 Lisp_Bit_Vector *v = XBIT_VECTOR (obj);
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
103 Elemcount len = bit_vector_length (v);
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
104 Elemcount last = len;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
105
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
106 if (INTP (Vprint_length))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
107 last = min (len, XINT (Vprint_length));
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
108 write_ascstring (printcharfun, "#*");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
109 for (i = 0; i < last; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
110 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
111 if (bit_vector_bit (v, i))
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
112 write_ascstring (printcharfun, "1");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
113 else
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
114 write_ascstring (printcharfun, "0");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
115 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
116
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
117 if (last != len)
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
118 write_ascstring (printcharfun, "...");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
119 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
120
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
121 static int
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
122 bit_vector_equal (Lisp_Object obj1, Lisp_Object obj2, int UNUSED (depth),
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
123 int UNUSED (foldcase))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
124 {
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
125 Lisp_Bit_Vector *v1 = XBIT_VECTOR (obj1);
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
126 Lisp_Bit_Vector *v2 = XBIT_VECTOR (obj2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
127
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
128 return ((bit_vector_length (v1) == bit_vector_length (v2)) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
129 !memcmp (v1->bits, v2->bits,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
130 BIT_VECTOR_LONG_STORAGE (bit_vector_length (v1)) *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
131 sizeof (long)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
132 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
133
5191
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
134 /* This needs to be algorithmically identical to internal_array_hash in
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
135 elhash.c when equalp is one, so arrays and bit vectors with the same
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
136 contents hash the same. It would be possible to enforce this by giving
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
137 internal_ARRAYLIKE_hash its own file and including it twice, but right
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
138 now that doesn't seem worth it. */
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
139 static Hashcode
5191
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
140 internal_bit_vector_equalp_hash (Lisp_Bit_Vector *v)
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
141 {
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
142 int ii, size = bit_vector_length (v);
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
143 Hashcode hash = 0;
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
144
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
145 if (size <= 5)
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
146 {
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
147 for (ii = 0; ii < size; ii++)
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
148 {
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
149 hash = HASH2
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
150 (hash,
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
151 FLOAT_HASHCODE_FROM_DOUBLE ((double) (bit_vector_bit (v, ii))));
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
152 }
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
153 return hash;
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
154 }
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
155
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
156 /* just pick five elements scattered throughout the array.
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
157 A slightly better approach would be to offset by some
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
158 noise factor from the points chosen below. */
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
159 for (ii = 0; ii < 5; ii++)
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
160 hash = HASH2 (hash,
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
161 FLOAT_HASHCODE_FROM_DOUBLE
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
162 ((double) (bit_vector_bit (v, ii * size / 5))));
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
163
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
164 return hash;
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
165 }
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
166
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
167 static Hashcode
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
168 bit_vector_hash (Lisp_Object obj, int UNUSED (depth), Boolint equalp)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
169 {
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
170 Lisp_Bit_Vector *v = XBIT_VECTOR (obj);
5191
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
171 if (equalp)
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
172 {
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
173 return HASH2 (bit_vector_length (v),
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
174 internal_bit_vector_equalp_hash (v));
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
175 }
71ee43b8a74d Add #'equalp as a hash test by default; add #'define-hash-table-test, GNU API
Aidan Kehoe <kehoea@parhasard.net>
parents: 5187
diff changeset
176
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
177 return HASH2 (bit_vector_length (v),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
178 memory_hash (v->bits,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
179 BIT_VECTOR_LONG_STORAGE (bit_vector_length (v)) *
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
180 sizeof (long)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
181 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
182
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
183 static Bytecount
5127
a9c41067dd88 more cleanups, terminology clarification, lots of doc work
Ben Wing <ben@xemacs.org>
parents: 5126
diff changeset
184 size_bit_vector (Lisp_Object obj)
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
185 {
5127
a9c41067dd88 more cleanups, terminology clarification, lots of doc work
Ben Wing <ben@xemacs.org>
parents: 5126
diff changeset
186 Lisp_Bit_Vector *v = XBIT_VECTOR (obj);
456
e7ef97881643 Import from CVS: tag r21-2-43
cvs
parents: 454
diff changeset
187 return FLEXIBLE_ARRAY_STRUCT_SIZEOF (Lisp_Bit_Vector, unsigned long, bits,
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
188 BIT_VECTOR_LONG_STORAGE (bit_vector_length (v)));
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
189 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
190
1204
e22b0213b713 [xemacs-hg @ 2003-01-12 11:07:58 by michaels]
michaels
parents: 1067
diff changeset
191 static const struct memory_description bit_vector_description[] = {
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
192 { XD_END }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
193 };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
194
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
195
5118
e0db3c197671 merge up to latest default branch, doesn't compile yet
Ben Wing <ben@xemacs.org>
parents: 5117 4693
diff changeset
196 DEFINE_DUMPABLE_SIZABLE_LISP_OBJECT ("bit-vector", bit_vector,
5124
623d57b7fbe8 separate regular and disksave finalization, print method fixes.
Ben Wing <ben@xemacs.org>
parents: 5118
diff changeset
197 mark_bit_vector,
623d57b7fbe8 separate regular and disksave finalization, print method fixes.
Ben Wing <ben@xemacs.org>
parents: 5118
diff changeset
198 print_bit_vector, 0,
623d57b7fbe8 separate regular and disksave finalization, print method fixes.
Ben Wing <ben@xemacs.org>
parents: 5118
diff changeset
199 bit_vector_equal,
623d57b7fbe8 separate regular and disksave finalization, print method fixes.
Ben Wing <ben@xemacs.org>
parents: 5118
diff changeset
200 bit_vector_hash,
623d57b7fbe8 separate regular and disksave finalization, print method fixes.
Ben Wing <ben@xemacs.org>
parents: 5118
diff changeset
201 bit_vector_description,
623d57b7fbe8 separate regular and disksave finalization, print method fixes.
Ben Wing <ben@xemacs.org>
parents: 5118
diff changeset
202 size_bit_vector,
623d57b7fbe8 separate regular and disksave finalization, print method fixes.
Ben Wing <ben@xemacs.org>
parents: 5118
diff changeset
203 Lisp_Bit_Vector);
934
c925bacdda60 [xemacs-hg @ 2002-07-29 09:21:12 by michaels]
michaels
parents: 872
diff changeset
204
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
205
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
206 DEFUN ("identity", Fidentity, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
207 Return the argument unchanged.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
208 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
209 (arg))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
210 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
211 return arg;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
212 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
213
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
214 DEFUN ("random", Frandom, 0, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
215 Return a pseudo-random number.
1983
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
216 All fixnums are equally likely. On most systems, this is 31 bits' worth.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
217 With positive integer argument N, return random number in interval [0,N).
1983
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
218 N can be a bignum, in which case the range of possible values is extended.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
219 With argument t, set the random number seed from the current time and pid.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
220 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
221 (limit))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
222 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
223 EMACS_INT val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
224 unsigned long denominator;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
225
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
226 if (EQ (limit, Qt))
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
227 seed_random (qxe_getpid () + time (NULL));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
228 if (NATNUMP (limit) && !ZEROP (limit))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
229 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
230 /* Try to take our random number from the higher bits of VAL,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
231 not the lower, since (says Gentzel) the low bits of `random'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
232 are less random than the higher ones. We do this by using the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
233 quotient rather than the remainder. At the high end of the RNG
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
234 it's possible to get a quotient larger than limit; discarding
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
235 these values eliminates the bias that would otherwise appear
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
236 when using a large limit. */
2039
fd0cbe945410 [xemacs-hg @ 2004-04-22 03:24:00 by james]
james
parents: 1983
diff changeset
237 denominator = ((unsigned long)1 << INT_VALBITS) / XINT (limit);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
238 do
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
239 val = get_random () / denominator;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
240 while (val >= XINT (limit));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
241 }
1983
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
242 #ifdef HAVE_BIGNUM
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
243 else if (BIGNUMP (limit))
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
244 {
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
245 bignum_random (scratch_bignum, XBIGNUM_DATA (limit));
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
246 return Fcanonicalize_number (make_bignum_bg (scratch_bignum));
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
247 }
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
248 #endif
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
249 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
250 val = get_random ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
251
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
252 return make_int (val);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
253 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
254
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
255 /* Random data-structure functions */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
256
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
257 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
258
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
259 /* #### Delete this shit */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
260
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
261 /* Charcount is a misnomer here as we might be dealing with the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
262 length of a vector or list, but emphasizes that we're not dealing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
263 with Bytecounts in strings */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
264 static Charcount
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
265 length_with_bytecode_hack (Lisp_Object seq)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
266 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
267 if (!COMPILED_FUNCTIONP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
268 return XINT (Flength (seq));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
269 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
270 {
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
271 Lisp_Compiled_Function *f = XCOMPILED_FUNCTION (seq);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
272
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
273 return (f->flags.interactivep ? COMPILED_INTERACTIVE :
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
274 f->flags.domainp ? COMPILED_DOMAIN :
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
275 COMPILED_DOC_STRING)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
276 + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
277 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
278 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
279
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
280 #endif /* LOSING_BYTECODE */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
281
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
282 void
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
283 check_losing_bytecode (const Ascbyte *function, Lisp_Object seq)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
284 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
285 if (COMPILED_FUNCTIONP (seq))
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
286 signal_ferror_with_frob
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
287 (Qinvalid_argument, seq,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
288 "As of 20.3, `%s' no longer works with compiled-function objects",
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
289 function);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
290 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
291
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
292 DEFUN ("length", Flength, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
293 Return the length of vector, bit vector, list or string SEQUENCE.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
294 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
295 (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
296 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
297 retry:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
298 if (STRINGP (sequence))
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
299 return make_int (string_char_length (sequence));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
300 else if (CONSP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
301 {
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
302 Elemcount len;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
303 GET_EXTERNAL_LIST_LENGTH (sequence, len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
304 return make_int (len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
305 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
306 else if (VECTORP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
307 return make_int (XVECTOR_LENGTH (sequence));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
308 else if (NILP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
309 return Qzero;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
310 else if (BIT_VECTORP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
311 return make_int (bit_vector_length (XBIT_VECTOR (sequence)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
312 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
313 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
314 check_losing_bytecode ("length", sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
315 sequence = wrong_type_argument (Qsequencep, sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
316 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
317 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
318 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
319
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
320 DEFUN ("safe-length", Fsafe_length, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
321 Return the length of a list, but avoid error or infinite loop.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
322 This function never gets an error. If LIST is not really a list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
323 it returns 0. If LIST is circular, it returns a finite value
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
324 which is at least the number of distinct elements.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
325 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
326 (list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
327 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
328 Lisp_Object hare, tortoise;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
329 Elemcount len;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
330
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
331 for (hare = tortoise = list, len = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
332 CONSP (hare) && (! EQ (hare, tortoise) || len == 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
333 hare = XCDR (hare), len++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
334 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
335 if (len & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
336 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
337 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
338
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
339 return make_int (len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
340 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
341
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
342 /* This is almost the above, but is defined by Common Lisp. We need it in C
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
343 for shortest_length_among_sequences(), below, for the various sequence
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
344 functions that can usefully operate on circular lists. */
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
345
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
346 DEFUN ("list-length", Flist_length, 1, 1, 0, /*
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
347 Return the length of LIST. Return nil if LIST is circular.
5299
28651c24b3f8 Error in #'list-length if LIST is dotted; check for this error with #'mapcar
Aidan Kehoe <kehoea@parhasard.net>
parents: 5285
diff changeset
348 Error if LIST is dotted.
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
349 */
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
350 (list))
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
351 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
352 Lisp_Object hare, tortoise;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
353 Elemcount len;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
354
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
355 for (hare = tortoise = list, len = 0;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
356 CONSP (hare) && (! EQ (hare, tortoise) || len == 0);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
357 hare = XCDR (hare), len++)
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
358 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
359 if (len & 1)
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
360 tortoise = XCDR (tortoise);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
361 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
362
5299
28651c24b3f8 Error in #'list-length if LIST is dotted; check for this error with #'mapcar
Aidan Kehoe <kehoea@parhasard.net>
parents: 5285
diff changeset
363 if (!LISTP (hare))
28651c24b3f8 Error in #'list-length if LIST is dotted; check for this error with #'mapcar
Aidan Kehoe <kehoea@parhasard.net>
parents: 5285
diff changeset
364 {
28651c24b3f8 Error in #'list-length if LIST is dotted; check for this error with #'mapcar
Aidan Kehoe <kehoea@parhasard.net>
parents: 5285
diff changeset
365 signal_malformed_list_error (list);
28651c24b3f8 Error in #'list-length if LIST is dotted; check for this error with #'mapcar
Aidan Kehoe <kehoea@parhasard.net>
parents: 5285
diff changeset
366 }
28651c24b3f8 Error in #'list-length if LIST is dotted; check for this error with #'mapcar
Aidan Kehoe <kehoea@parhasard.net>
parents: 5285
diff changeset
367
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
368 return EQ (hare, tortoise) && len != 0 ? Qnil : make_int (len);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
369 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
370
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
371 /*** string functions. ***/
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
372
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
373 DEFUN ("string-equal", Fstring_equal, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
374 Return t if two strings have identical contents.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
375 Case is significant. Text properties are ignored.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
376 \(Under XEmacs, `equal' also ignores text properties and extents in
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
377 strings, but this is not the case under FSF Emacs 19. In FSF Emacs 20
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
378 `equal' is the same as in XEmacs, in that respect.)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
379 Symbols are also allowed; their print names are used instead.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
380 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
381 (string1, string2))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
382 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
383 Bytecount len;
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
384 Lisp_Object p1, p2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
385
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
386 if (SYMBOLP (string1))
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
387 p1 = XSYMBOL (string1)->name;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
388 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
389 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
390 CHECK_STRING (string1);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
391 p1 = string1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
392 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
393
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
394 if (SYMBOLP (string2))
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
395 p2 = XSYMBOL (string2)->name;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
396 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
397 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
398 CHECK_STRING (string2);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
399 p2 = string2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
400 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
401
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
402 return (((len = XSTRING_LENGTH (p1)) == XSTRING_LENGTH (p2)) &&
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
403 !memcmp (XSTRING_DATA (p1), XSTRING_DATA (p2), len)) ? Qt : Qnil;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
404 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
405
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
406 DEFUN ("compare-strings", Fcompare_strings, 6, 7, 0, /*
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
407 Compare the contents of two strings, maybe ignoring case.
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
408 In string STR1, skip the first START1 characters and stop at END1.
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
409 In string STR2, skip the first START2 characters and stop at END2.
4796
c45fdd4e1858 Don't args-out-of-range in compare-strings.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4693
diff changeset
410 END1 and END2 default to the full lengths of the respective strings,
4797
a5eca70cf401 Fix typo in last patch.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4796
diff changeset
411 and arguments that are outside the string (negative STARTi or ENDi
4796
c45fdd4e1858 Don't args-out-of-range in compare-strings.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4693
diff changeset
412 greater than length) are coerced to 0 or string length as appropriate.
c45fdd4e1858 Don't args-out-of-range in compare-strings.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4693
diff changeset
413
c45fdd4e1858 Don't args-out-of-range in compare-strings.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4693
diff changeset
414 Optional IGNORE-CASE non-nil means use case-insensitive comparison.
c45fdd4e1858 Don't args-out-of-range in compare-strings.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4693
diff changeset
415 Case is significant by default.
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
416
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
417 The value is t if the strings (or specified portions) match.
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
418 If string STR1 is less, the value is a negative number N;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
419 - 1 - N is the number of characters that match at the beginning.
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
420 If string STR1 is greater, the value is a positive number N;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
421 N - 1 is the number of characters that match at the beginning.
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
422 */
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
423 (str1, start1, end1, str2, start2, end2, ignore_case))
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
424 {
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
425 Charcount ccstart1, ccend1, ccstart2, ccend2;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
426 Bytecount bstart1, blen1, bstart2, blen2;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
427 Charcount matching;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
428 int res;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
429
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
430 CHECK_STRING (str1);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
431 CHECK_STRING (str2);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
432 get_string_range_char (str1, start1, end1, &ccstart1, &ccend1,
4796
c45fdd4e1858 Don't args-out-of-range in compare-strings.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4693
diff changeset
433 GB_HISTORICAL_STRING_BEHAVIOR|GB_COERCE_RANGE);
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
434 get_string_range_char (str2, start2, end2, &ccstart2, &ccend2,
4796
c45fdd4e1858 Don't args-out-of-range in compare-strings.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4693
diff changeset
435 GB_HISTORICAL_STRING_BEHAVIOR|GB_COERCE_RANGE);
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
436
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
437 bstart1 = string_index_char_to_byte (str1, ccstart1);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
438 blen1 = string_offset_char_to_byte_len (str1, bstart1, ccend1 - ccstart1);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
439 bstart2 = string_index_char_to_byte (str2, ccstart2);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
440 blen2 = string_offset_char_to_byte_len (str2, bstart2, ccend2 - ccstart2);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
441
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
442 res = ((NILP (ignore_case) ? qxetextcmp_matching : qxetextcasecmp_matching)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
443 (XSTRING_DATA (str1) + bstart1, blen1,
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
444 XSTRING_DATA (str2) + bstart2, blen2,
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
445 &matching));
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
446
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
447 if (!res)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
448 return Qt;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
449 else if (res > 0)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
450 return make_int (1 + matching);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
451 else
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
452 return make_int (-1 - matching);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
453 }
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
454
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
455 DEFUN ("string-lessp", Fstring_lessp, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
456 Return t if first arg string is less than second in lexicographic order.
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
457 Comparison is simply done on a character-by-character basis using the
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
458 numeric value of a character. (Note that this may not produce
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
459 particularly meaningful results under Mule if characters from
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
460 different charsets are being compared.)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
461
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
462 Symbols are also allowed; their print names are used instead.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
463
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
464 Currently we don't do proper language-specific collation or handle
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
465 multiple character sets. This may be changed when Unicode support
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
466 is implemented.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
467 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
468 (string1, string2))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
469 {
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
470 Lisp_Object p1, p2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
471 Charcount end, len2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
472 int i;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
473
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
474 if (SYMBOLP (string1))
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
475 p1 = XSYMBOL (string1)->name;
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
476 else
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
477 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
478 CHECK_STRING (string1);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
479 p1 = string1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
480 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
481
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
482 if (SYMBOLP (string2))
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
483 p2 = XSYMBOL (string2)->name;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
484 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
485 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
486 CHECK_STRING (string2);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
487 p2 = string2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
488 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
489
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
490 end = string_char_length (p1);
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
491 len2 = string_char_length (p2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
492 if (end > len2)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
493 end = len2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
494
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
495 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
496 Ibyte *ptr1 = XSTRING_DATA (p1);
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
497 Ibyte *ptr2 = XSTRING_DATA (p2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
498
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
499 /* #### It is not really necessary to do this: We could compare
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
500 byte-by-byte and still get a reasonable comparison, since this
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
501 would compare characters with a charset in the same way. With
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
502 a little rearrangement of the leading bytes, we could make most
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
503 inter-charset comparisons work out the same, too; even if some
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
504 don't, this is not a big deal because inter-charset comparisons
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
505 aren't really well-defined anyway. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
506 for (i = 0; i < end; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
507 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
508 if (itext_ichar (ptr1) != itext_ichar (ptr2))
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
509 return itext_ichar (ptr1) < itext_ichar (ptr2) ? Qt : Qnil;
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
510 INC_IBYTEPTR (ptr1);
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
511 INC_IBYTEPTR (ptr2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
512 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
513 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
514 /* Can't do i < len2 because then comparison between "foo" and "foo^@"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
515 won't work right in I18N2 case */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
516 return end < len2 ? Qt : Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
517 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
518
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
519 DEFUN ("string-modified-tick", Fstring_modified_tick, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
520 Return STRING's tick counter, incremented for each change to the string.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
521 Each string has a tick counter which is incremented each time the contents
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
522 of the string are changed (e.g. with `aset'). It wraps around occasionally.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
523 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
524 (string))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
525 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
526 CHECK_STRING (string);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
527 if (CONSP (XSTRING_PLIST (string)) && INTP (XCAR (XSTRING_PLIST (string))))
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
528 return XCAR (XSTRING_PLIST (string));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
529 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
530 return Qzero;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
531 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
532
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
533 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
534 bump_string_modiff (Lisp_Object str)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
535 {
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
536 Lisp_Object *ptr = &XSTRING_PLIST (str);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
537
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
538 #ifdef I18N3
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
539 /* #### remove the `string-translatable' property from the string,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
540 if there is one. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
541 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
542 /* skip over extent info if it's there */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
543 if (CONSP (*ptr) && EXTENT_INFOP (XCAR (*ptr)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
544 ptr = &XCDR (*ptr);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
545 if (CONSP (*ptr) && INTP (XCAR (*ptr)))
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
546 XCAR (*ptr) = make_int (1+XINT (XCAR (*ptr)));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
547 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
548 *ptr = Fcons (make_int (1), *ptr);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
549 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
550
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
551
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
552 enum concat_target_type { c_cons, c_string, c_vector, c_bit_vector };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
553 static Lisp_Object concat (int nargs, Lisp_Object *args,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
554 enum concat_target_type target_type,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
555 int last_special);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
556
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
557 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
558 concat2 (Lisp_Object string1, Lisp_Object string2)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
559 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
560 Lisp_Object args[2];
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
561 args[0] = string1;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
562 args[1] = string2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
563 return concat (2, args, c_string, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
564 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
565
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
566 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
567 concat3 (Lisp_Object string1, Lisp_Object string2, Lisp_Object string3)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
568 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
569 Lisp_Object args[3];
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
570 args[0] = string1;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
571 args[1] = string2;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
572 args[2] = string3;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
573 return concat (3, args, c_string, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
574 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
575
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
576 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
577 vconcat2 (Lisp_Object vec1, Lisp_Object vec2)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
578 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
579 Lisp_Object args[2];
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
580 args[0] = vec1;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
581 args[1] = vec2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
582 return concat (2, args, c_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
583 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
584
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
585 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
586 vconcat3 (Lisp_Object vec1, Lisp_Object vec2, Lisp_Object vec3)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
587 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
588 Lisp_Object args[3];
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
589 args[0] = vec1;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
590 args[1] = vec2;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
591 args[2] = vec3;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
592 return concat (3, args, c_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
593 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
594
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
595 DEFUN ("append", Fappend, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
596 Concatenate all the arguments and make the result a list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
597 The result is a list whose elements are the elements of all the arguments.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
598 Each argument may be a list, vector, bit vector, or string.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
599 The last argument is not copied, just used as the tail of the new list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
600 Also see: `nconc'.
4693
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
601
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
602 arguments: (&rest ARGS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
603 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
604 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
605 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
606 return concat (nargs, args, c_cons, 1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
607 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
608
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
609 DEFUN ("concat", Fconcat, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
610 Concatenate all the arguments and make the result a string.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
611 The result is a string whose elements are the elements of all the arguments.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
612 Each argument may be a string or a list or vector of characters.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
613
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
614 As of XEmacs 21.0, this function does NOT accept individual integers
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
615 as arguments. Old code that relies on, for example, (concat "foo" 50)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
616 returning "foo50" will fail. To fix such code, either apply
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
617 `int-to-string' to the integer argument, or use `format'.
4693
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
618
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
619 arguments: (&rest ARGS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
620 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
621 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
622 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
623 return concat (nargs, args, c_string, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
624 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
625
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
626 DEFUN ("vconcat", Fvconcat, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
627 Concatenate all the arguments and make the result a vector.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
628 The result is a vector whose elements are the elements of all the arguments.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
629 Each argument may be a list, vector, bit vector, or string.
4693
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
630
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
631 arguments: (&rest ARGS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
632 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
633 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
634 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
635 return concat (nargs, args, c_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
636 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
637
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
638 DEFUN ("bvconcat", Fbvconcat, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
639 Concatenate all the arguments and make the result a bit vector.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
640 The result is a bit vector whose elements are the elements of all the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
641 arguments. Each argument may be a list, vector, bit vector, or string.
4693
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
642
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
643 arguments: (&rest ARGS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
644 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
645 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
646 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
647 return concat (nargs, args, c_bit_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
648 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
649
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
650 /* Copy a (possibly dotted) list. LIST must be a cons.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
651 Can't use concat (1, &alist, c_cons, 0) - doesn't handle dotted lists. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
652 static Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
653 copy_list (Lisp_Object list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
654 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
655 Lisp_Object list_copy = Fcons (XCAR (list), XCDR (list));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
656 Lisp_Object last = list_copy;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
657 Lisp_Object hare, tortoise;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
658 Elemcount len;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
659
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
660 for (tortoise = hare = XCDR (list), len = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
661 CONSP (hare);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
662 hare = XCDR (hare), len++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
663 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
664 XCDR (last) = Fcons (XCAR (hare), XCDR (hare));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
665 last = XCDR (last);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
666
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
667 if (len < CIRCULAR_LIST_SUSPICION_LENGTH)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
668 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
669 if (len & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
670 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
671 if (EQ (tortoise, hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
672 signal_circular_list_error (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
673 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
674
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
675 return list_copy;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
676 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
677
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
678 DEFUN ("copy-list", Fcopy_list, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
679 Return a copy of list LIST, which may be a dotted list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
680 The elements of LIST are not copied; they are shared
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
681 with the original.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
682 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
683 (list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
684 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
685 again:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
686 if (NILP (list)) return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
687 if (CONSP (list)) return copy_list (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
688
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
689 list = wrong_type_argument (Qlistp, list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
690 goto again;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
691 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
692
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
693 DEFUN ("copy-sequence", Fcopy_sequence, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
694 Return a copy of list, vector, bit vector or string SEQUENCE.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
695 The elements of a list or vector are not copied; they are shared
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
696 with the original. SEQUENCE may be a dotted list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
697 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
698 (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
699 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
700 again:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
701 if (NILP (sequence)) return sequence;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
702 if (CONSP (sequence)) return copy_list (sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
703 if (STRINGP (sequence)) return concat (1, &sequence, c_string, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
704 if (VECTORP (sequence)) return concat (1, &sequence, c_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
705 if (BIT_VECTORP (sequence)) return concat (1, &sequence, c_bit_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
706
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
707 check_losing_bytecode ("copy-sequence", sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
708 sequence = wrong_type_argument (Qsequencep, sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
709 goto again;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
710 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
711
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
712 struct merge_string_extents_struct
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
713 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
714 Lisp_Object string;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
715 Bytecount entry_offset;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
716 Bytecount entry_length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
717 };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
718
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
719 static Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
720 concat (int nargs, Lisp_Object *args,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
721 enum concat_target_type target_type,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
722 int last_special)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
723 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
724 Lisp_Object val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
725 Lisp_Object tail = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
726 int toindex;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
727 int argnum;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
728 Lisp_Object last_tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
729 Lisp_Object prev;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
730 struct merge_string_extents_struct *args_mse = 0;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
731 Ibyte *string_result = 0;
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
732 Ibyte *string_result_ptr = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
733 struct gcpro gcpro1;
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
734 int sdep = specpdl_depth ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
735
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
736 /* The modus operandi in Emacs is "caller gc-protects args".
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
737 However, concat is called many times in Emacs on freshly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
738 created stuff. So we help those callers out by protecting
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
739 the args ourselves to save them a lot of temporary-variable
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
740 grief. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
741
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
742 GCPRO1 (args[0]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
743 gcpro1.nvars = nargs;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
744
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
745 #ifdef I18N3
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
746 /* #### if the result is a string and any of the strings have a string
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
747 for the `string-translatable' property, then concat should also
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
748 concat the args but use the `string-translatable' strings, and store
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
749 the result in the returned string's `string-translatable' property. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
750 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
751 if (target_type == c_string)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
752 args_mse = alloca_array (struct merge_string_extents_struct, nargs);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
753
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
754 /* In append, the last arg isn't treated like the others */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
755 if (last_special && nargs > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
756 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
757 nargs--;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
758 last_tail = args[nargs];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
759 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
760 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
761 last_tail = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
762
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
763 /* Check and coerce the arguments. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
764 for (argnum = 0; argnum < nargs; argnum++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
765 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
766 Lisp_Object seq = args[argnum];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
767 if (LISTP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
768 ;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
769 else if (VECTORP (seq) || STRINGP (seq) || BIT_VECTORP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
770 ;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
771 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
772 else if (COMPILED_FUNCTIONP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
773 /* Urk! We allow this, for "compatibility"... */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
774 ;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
775 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
776 #if 0 /* removed for XEmacs 21 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
777 else if (INTP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
778 /* This is too revolting to think about but maintains
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
779 compatibility with FSF (and lots and lots of old code). */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
780 args[argnum] = Fnumber_to_string (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
781 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
782 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
783 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
784 check_losing_bytecode ("concat", seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
785 args[argnum] = wrong_type_argument (Qsequencep, seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
786 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
787
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
788 if (args_mse)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
789 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
790 if (STRINGP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
791 args_mse[argnum].string = seq;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
792 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
793 args_mse[argnum].string = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
794 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
795 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
796
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
797 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
798 /* Charcount is a misnomer here as we might be dealing with the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
799 length of a vector or list, but emphasizes that we're not dealing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
800 with Bytecounts in strings */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
801 Charcount total_length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
802
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
803 for (argnum = 0, total_length = 0; argnum < nargs; argnum++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
804 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
805 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
806 Charcount thislen = length_with_bytecode_hack (args[argnum]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
807 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
808 Charcount thislen = XINT (Flength (args[argnum]));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
809 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
810 total_length += thislen;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
811 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
812
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
813 switch (target_type)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
814 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
815 case c_cons:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
816 if (total_length == 0)
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
817 {
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
818 unbind_to (sdep);
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
819 /* In append, if all but last arg are nil, return last arg */
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
820 RETURN_UNGCPRO (last_tail);
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
821 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
822 val = Fmake_list (make_int (total_length), Qnil);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
823 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
824 case c_vector:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
825 val = make_vector (total_length, Qnil);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
826 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
827 case c_bit_vector:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
828 val = make_bit_vector (total_length, Qzero);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
829 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
830 case c_string:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
831 /* We don't make the string yet because we don't know the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
832 actual number of bytes. This loop was formerly written
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
833 to call Fmake_string() here and then call set_string_char()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
834 for each char. This seems logical enough but is waaaaaaaay
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
835 slow -- set_string_char() has to scan the whole string up
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
836 to the place where the substitution is called for in order
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
837 to find the place to change, and may have to do some
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
838 realloc()ing in order to make the char fit properly.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
839 O(N^2) yuckage. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
840 val = Qnil;
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
841 string_result =
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
842 (Ibyte *) MALLOC_OR_ALLOCA (total_length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
843 string_result_ptr = string_result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
844 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
845 default:
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
846 val = Qnil;
2500
3d8143fc88e1 [xemacs-hg @ 2005-01-24 23:33:30 by ben]
ben
parents: 2367
diff changeset
847 ABORT ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
848 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
849 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
850
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
851
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
852 if (CONSP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
853 tail = val, toindex = -1; /* -1 in toindex is flag we are
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
854 making a list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
855 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
856 toindex = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
857
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
858 prev = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
859
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
860 for (argnum = 0; argnum < nargs; argnum++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
861 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
862 Charcount thisleni = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
863 Charcount thisindex = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
864 Lisp_Object seq = args[argnum];
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
865 Ibyte *string_source_ptr = 0;
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
866 Ibyte *string_prev_result_ptr = string_result_ptr;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
867
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
868 if (!CONSP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
869 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
870 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
871 thisleni = length_with_bytecode_hack (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
872 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
873 thisleni = XINT (Flength (seq));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
874 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
875 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
876 if (STRINGP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
877 string_source_ptr = XSTRING_DATA (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
878
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
879 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
880 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
881 Lisp_Object elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
882
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
883 /* We've come to the end of this arg, so exit. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
884 if (NILP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
885 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
886
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
887 /* Fetch next element of `seq' arg into `elt' */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
888 if (CONSP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
889 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
890 elt = XCAR (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
891 seq = XCDR (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
892 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
893 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
894 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
895 if (thisindex >= thisleni)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
896 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
897
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
898 if (STRINGP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
899 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
900 elt = make_char (itext_ichar (string_source_ptr));
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
901 INC_IBYTEPTR (string_source_ptr);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
902 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
903 else if (VECTORP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
904 elt = XVECTOR_DATA (seq)[thisindex];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
905 else if (BIT_VECTORP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
906 elt = make_int (bit_vector_bit (XBIT_VECTOR (seq),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
907 thisindex));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
908 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
909 elt = Felt (seq, make_int (thisindex));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
910 thisindex++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
911 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
912
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
913 /* Store into result */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
914 if (toindex < 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
915 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
916 /* toindex negative means we are making a list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
917 XCAR (tail) = elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
918 prev = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
919 tail = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
920 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
921 else if (VECTORP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
922 XVECTOR_DATA (val)[toindex++] = elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
923 else if (BIT_VECTORP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
924 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
925 CHECK_BIT (elt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
926 set_bit_vector_bit (XBIT_VECTOR (val), toindex++, XINT (elt));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
927 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
928 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
929 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
930 CHECK_CHAR_COERCE_INT (elt);
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
931 string_result_ptr += set_itext_ichar (string_result_ptr,
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
932 XCHAR (elt));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
933 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
934 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
935 if (args_mse)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
936 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
937 args_mse[argnum].entry_offset =
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
938 string_prev_result_ptr - string_result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
939 args_mse[argnum].entry_length =
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
940 string_result_ptr - string_prev_result_ptr;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
941 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
942 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
943
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
944 /* Now we finally make the string. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
945 if (target_type == c_string)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
946 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
947 val = make_string (string_result, string_result_ptr - string_result);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
948 for (argnum = 0; argnum < nargs; argnum++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
949 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
950 if (STRINGP (args_mse[argnum].string))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
951 copy_string_extents (val, args_mse[argnum].string,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
952 args_mse[argnum].entry_offset, 0,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
953 args_mse[argnum].entry_length);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
954 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
955 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
956
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
957 if (!NILP (prev))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
958 XCDR (prev) = last_tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
959
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
960 unbind_to (sdep);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
961 RETURN_UNGCPRO (val);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
962 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
963
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
964 DEFUN ("copy-alist", Fcopy_alist, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
965 Return a copy of ALIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
966 This is an alist which represents the same mapping from objects to objects,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
967 but does not share the alist structure with ALIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
968 The objects mapped (cars and cdrs of elements of the alist)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
969 are shared, however.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
970 Elements of ALIST that are not conses are also shared.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
971 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
972 (alist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
973 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
974 Lisp_Object tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
975
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
976 if (NILP (alist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
977 return alist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
978 CHECK_CONS (alist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
979
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
980 alist = concat (1, &alist, c_cons, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
981 for (tail = alist; CONSP (tail); tail = XCDR (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
982 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
983 Lisp_Object car = XCAR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
984
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
985 if (CONSP (car))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
986 XCAR (tail) = Fcons (XCAR (car), XCDR (car));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
987 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
988 return alist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
989 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
990
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
991 DEFUN ("copy-tree", Fcopy_tree, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
992 Return a copy of a list and substructures.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
993 The argument is copied, and any lists contained within it are copied
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
994 recursively. Circularities and shared substructures are not preserved.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
995 Second arg VECP causes vectors to be copied, too. Strings and bit vectors
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
996 are not copied.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
997 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
998 (arg, vecp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
999 {
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1000 return safe_copy_tree (arg, vecp, 0);
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1001 }
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1002
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1003 Lisp_Object
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1004 safe_copy_tree (Lisp_Object arg, Lisp_Object vecp, int depth)
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1005 {
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1006 if (depth > 200)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
1007 stack_overflow ("Stack overflow in copy-tree", arg);
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1008
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1009 if (CONSP (arg))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1010 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1011 Lisp_Object rest;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1012 rest = arg = Fcopy_sequence (arg);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1013 while (CONSP (rest))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1014 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1015 Lisp_Object elt = XCAR (rest);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1016 QUIT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1017 if (CONSP (elt) || VECTORP (elt))
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1018 XCAR (rest) = safe_copy_tree (elt, vecp, depth + 1);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1019 if (VECTORP (XCDR (rest))) /* hack for (a b . [c d]) */
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1020 XCDR (rest) = safe_copy_tree (XCDR (rest), vecp, depth +1);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1021 rest = XCDR (rest);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1022 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1023 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1024 else if (VECTORP (arg) && ! NILP (vecp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1025 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1026 int i = XVECTOR_LENGTH (arg);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1027 int j;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1028 arg = Fcopy_sequence (arg);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1029 for (j = 0; j < i; j++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1030 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1031 Lisp_Object elt = XVECTOR_DATA (arg) [j];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1032 QUIT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1033 if (CONSP (elt) || VECTORP (elt))
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1034 XVECTOR_DATA (arg) [j] = safe_copy_tree (elt, vecp, depth + 1);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1035 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1036 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1037 return arg;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1038 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1039
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1040 DEFUN ("subseq", Fsubseq, 2, 3, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1041 Return the subsequence of SEQUENCE starting at START and ending before END.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1042 END may be omitted; then the subsequence runs to the end of SEQUENCE.
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1043
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1044 If START or END is negative, it counts from the end, in contravention of
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1045 Common Lisp.
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1046 The returned subsequence is always of the same type as SEQUENCE.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1047 If SEQUENCE is a string, relevant parts of the string-extent-data
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1048 are copied to the new string.
5224
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1049
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1050 See also `substring-no-properties', which only operates on strings, and does
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1051 not copy extent data.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1052 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1053 (sequence, start, end))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1054 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1055 Elemcount len, ss, ee = EMACS_INT_MAX, ii;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1056 Lisp_Object result = Qnil;
5089
99f8ebc082d9 Make #'substring an alias of #'subseq; give the latter the byte code.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5051
diff changeset
1057
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
1058 CHECK_SEQUENCE (sequence);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1059 CHECK_INT (start);
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1060 ss = XINT (start);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1061
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1062 if (!NILP (end))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1063 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1064 CHECK_INT (end);
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1065 ee = XINT (end);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1066 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1067
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1068 if (STRINGP (sequence))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1069 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1070 Bytecount bstart, blen;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1071
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1072 get_string_range_char (sequence, start, end, &ss, &ee,
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1073 GB_HISTORICAL_STRING_BEHAVIOR);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1074 bstart = string_index_char_to_byte (sequence, ss);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1075 blen = string_offset_char_to_byte_len (sequence, bstart, ee - ss);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1076
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1077 result = make_string (XSTRING_DATA (sequence) + bstart, blen);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1078 /* Copy any applicable extent information into the new string. */
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1079 copy_string_extents (result, sequence, 0, bstart, blen);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1080 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1081 else if (CONSP (sequence))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1082 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1083 Lisp_Object result_tail, saved = sequence;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1084
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1085 if (ss < 0 || ee < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1086 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1087 len = XINT (Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1088 if (ss < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1089 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1090 ss = len + ss;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1091 start = make_integer (ss);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1092 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1093
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1094 if (ee < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1095 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1096 ee = len + ee;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1097 end = make_integer (ee);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1098 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1099 else
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1100 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1101 ee = min (ee, len);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1102 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1103 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1104
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1105 if (0 != ss)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1106 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1107 sequence = Fnthcdr (make_int (ss), sequence);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1108 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1109
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1110 if (ss < ee && !NILP (sequence))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1111 {
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
1112 result = result_tail = Fcons (Fcar (sequence), Qnil);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1113 sequence = Fcdr (sequence);
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1114 ii = ss + 1;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1115
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1116 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1117 EXTERNAL_LIST_LOOP_2 (elt, sequence)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1118 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1119 if (!(ii < ee))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1120 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1121 break;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1122 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1123
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1124 XSETCDR (result_tail, Fcons (elt, Qnil));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1125 result_tail = XCDR (result_tail);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1126 ii++;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1127 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1128 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1129 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1130
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1131 if (NILP (result) || (ii < ee && !NILP (end)))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1132 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1133 /* We were handed a cons, which definitely has elements. nil
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1134 result means either ss >= ee or SEQUENCE was nil after the
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1135 nthcdr; in both cases that means START and END were incorrectly
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1136 specified for this sequence. ii < ee with a non-nil end means
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1137 the user handed us a bogus end value. */
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1138 check_sequence_range (saved, start, end, Flength (saved));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1139 }
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1140 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1141 else
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1142 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1143 len = XINT (Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1144 if (ss < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1145 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1146 ss = len + ss;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1147 start = make_integer (ss);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1148 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1149
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1150 if (ee < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1151 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1152 ee = len + ee;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1153 end = make_integer (ee);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1154 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1155 else
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1156 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1157 ee = min (len, ee);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1158 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1159
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1160 check_sequence_range (sequence, start, end, make_int (len));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1161
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1162 if (VECTORP (sequence))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1163 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1164 result = Fvector (ee - ss, XVECTOR_DATA (sequence) + ss);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1165 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1166 else if (BIT_VECTORP (sequence))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1167 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1168 result = make_bit_vector (ee - ss, Qzero);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1169
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1170 for (ii = ss; ii < ee; ii++)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1171 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1172 set_bit_vector_bit (XBIT_VECTOR (result), ii - ss,
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1173 bit_vector_bit (XBIT_VECTOR (sequence), ii));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1174 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1175 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1176 else if (NILP (sequence))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1177 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1178 DO_NOTHING;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1179 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1180 else
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1181 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1182 /* Won't happen, since CHECK_SEQUENCE didn't error. */
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1183 ABORT ();
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1184 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1185 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1186
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1187 return result;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1188 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1189
5224
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1190 DEFUN ("substring-no-properties", Fsubstring_no_properties, 1, 3, 0, /*
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1191 Return a substring of STRING, without copying the extents.
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1192 END may be nil or omitted; then the substring runs to the end of STRING.
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1193 If START or END is negative, it counts from the end.
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1194
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1195 With one argument, copy STRING without its properties.
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1196 */
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1197 (string, start, end))
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1198 {
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1199 Charcount ccstart, ccend;
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1200 Bytecount bstart, blen;
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1201 Lisp_Object val;
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1202
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1203 get_string_range_char (string, start, end, &ccstart, &ccend,
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1204 GB_HISTORICAL_STRING_BEHAVIOR);
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1205 bstart = string_index_char_to_byte (string, ccstart);
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1206 blen = string_offset_char_to_byte_len (string, bstart, ccend - ccstart);
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1207 val = make_string (XSTRING_DATA (string) + bstart, blen);
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1208
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1209 return val;
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1210 }
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1211
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1212 /* Split STRING into a list of substrings. The substrings are the
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1213 parts of original STRING separated by SEPCHAR.
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1214
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1215 If UNESCAPE is non-zero, ESCAPECHAR specifies a character that will quote
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1216 SEPCHAR, and cause it not to split STRING. A double ESCAPECHAR is
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1217 necessary for ESCAPECHAR to appear once in a substring. */
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1218
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1219 static Lisp_Object
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1220 split_string_by_ichar_1 (const Ibyte *string, Bytecount size,
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1221 Ichar sepchar, int unescape, Ichar escapechar)
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1222 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1223 Lisp_Object result = Qnil;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1224 const Ibyte *end = string + size;
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1225
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1226 if (unescape)
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1227 {
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1228 Ibyte unescape_buffer[64], *unescape_buffer_ptr = unescape_buffer,
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1229 escaped[MAX_ICHAR_LEN], *unescape_cursor;
5036
9624523604c5 Use better types when ESCAPECHAR is specified, split_string_by_ichar_1
Aidan Kehoe <kehoea@parhasard.net>
parents: 5035
diff changeset
1230 Bytecount unescape_buffer_size = countof (unescape_buffer),
9624523604c5 Use better types when ESCAPECHAR is specified, split_string_by_ichar_1
Aidan Kehoe <kehoea@parhasard.net>
parents: 5035
diff changeset
1231 escaped_len = set_itext_ichar (escaped, escapechar);
9624523604c5 Use better types when ESCAPECHAR is specified, split_string_by_ichar_1
Aidan Kehoe <kehoea@parhasard.net>
parents: 5035
diff changeset
1232 Boolint deleting_escapes, previous_escaped;
9624523604c5 Use better types when ESCAPECHAR is specified, split_string_by_ichar_1
Aidan Kehoe <kehoea@parhasard.net>
parents: 5035
diff changeset
1233 Ichar pchar;
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1234
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1235 while (1)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1236 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1237 const Ibyte *p = string, *cursor;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1238 deleting_escapes = 0;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1239 previous_escaped = 0;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1240
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1241 while (p < end)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1242 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1243 pchar = itext_ichar (p);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1244
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1245 if (pchar == sepchar)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1246 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1247 if (!previous_escaped)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1248 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1249 break;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1250 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1251 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1252 else if (pchar == escapechar
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1253 /* Doubled escapes don't escape: */
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1254 && !previous_escaped)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1255 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1256 ++deleting_escapes;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1257 previous_escaped = 1;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1258 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1259 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1260 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1261 previous_escaped = 0;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1262 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1263
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1264 INC_IBYTEPTR (p);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1265 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1266
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1267 if (deleting_escapes)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1268 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1269 if (((p - string) - (escaped_len * deleting_escapes))
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1270 > unescape_buffer_size)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1271 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1272 unescape_buffer_size =
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1273 ((p - string) - (escaped_len * deleting_escapes)) * 1.5;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1274 unescape_buffer_ptr = alloca_ibytes (unescape_buffer_size);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1275 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1276
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1277 cursor = string;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1278 unescape_cursor = unescape_buffer_ptr;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1279 previous_escaped = 0;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1280
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1281 while (cursor < p)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1282 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1283 pchar = itext_ichar (cursor);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1284
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1285 if (pchar != escapechar || previous_escaped)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1286 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1287 memcpy (unescape_cursor, cursor,
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1288 itext_ichar_len (cursor));
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1289 INC_IBYTEPTR (unescape_cursor);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1290 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1291
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1292 previous_escaped = !previous_escaped
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1293 && (pchar == escapechar);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1294
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1295 INC_IBYTEPTR (cursor);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1296 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1297
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1298 result = Fcons (make_string (unescape_buffer_ptr,
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1299 unescape_cursor
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1300 - unescape_buffer_ptr),
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1301 result);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1302 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1303 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1304 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1305 result = Fcons (make_string (string, p - string), result);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1306 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1307 if (p < end)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1308 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1309 string = p;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1310 INC_IBYTEPTR (string); /* skip sepchar */
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1311 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1312 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1313 break;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1314 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1315 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1316 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1317 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1318 while (1)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1319 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1320 const Ibyte *p = string;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1321 while (p < end)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1322 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1323 if (itext_ichar (p) == sepchar)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1324 break;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1325 INC_IBYTEPTR (p);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1326 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1327 result = Fcons (make_string (string, p - string), result);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1328 if (p < end)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1329 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1330 string = p;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1331 INC_IBYTEPTR (string); /* skip sepchar */
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1332 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1333 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1334 break;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1335 }
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1336 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1337 return Fnreverse (result);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1338 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1339
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1340 /* The same as the above, except PATH is an external C string (it is
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1341 converted using Qfile_name), and sepchar is hardcoded to SEPCHAR
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1342 (':' or whatever). */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1343 Lisp_Object
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1344 split_external_path (const Extbyte *path)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1345 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1346 Bytecount newlen;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1347 Ibyte *newpath;
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1348 if (!path)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1349 return Qnil;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1350
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1351 TO_INTERNAL_FORMAT (C_STRING, path, ALLOCA, (newpath, newlen), Qfile_name);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1352
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1353 /* #### Does this make sense? It certainly does for
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1354 split_env_path(), but it looks dubious here. Does any code
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1355 depend on split_external_path("") returning nil instead of an empty
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1356 string? */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1357 if (!newlen)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1358 return Qnil;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1359
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1360 return split_string_by_ichar_1 (newpath, newlen, SEPCHAR, 0, 0);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1361 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1362
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1363 Lisp_Object
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1364 split_env_path (const CIbyte *evarname, const Ibyte *default_)
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1365 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1366 const Ibyte *path = 0;
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1367 if (evarname)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1368 path = egetenv (evarname);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1369 if (!path)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1370 path = default_;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1371 if (!path)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1372 return Qnil;
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1373 return split_string_by_ichar_1 (path, qxestrlen (path), SEPCHAR, 0, 0);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1374 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1375
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1376 /* Ben thinks this function should not exist or be exported to Lisp.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1377 We use it to define split-path-string in subr.el (not!). */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1378
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1379 DEFUN ("split-string-by-char", Fsplit_string_by_char, 2, 3, 0, /*
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1380 Split STRING into a list of substrings originally separated by SEPCHAR.
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1381
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1382 With optional ESCAPE-CHAR, any instances of SEPCHAR preceded by that
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1383 character will not split the string, and a double instance of ESCAPE-CHAR
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1384 will be necessary for a single ESCAPE-CHAR to appear in the output string.
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1385 */
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1386 (string, sepchar, escape_char))
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1387 {
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1388 Ichar escape_ichar = 0;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1389
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1390 CHECK_STRING (string);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1391 CHECK_CHAR (sepchar);
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1392 if (!NILP (escape_char))
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1393 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1394 CHECK_CHAR (escape_char);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1395 escape_ichar = XCHAR (escape_char);
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1396 }
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1397 return split_string_by_ichar_1 (XSTRING_DATA (string),
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1398 XSTRING_LENGTH (string),
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1399 XCHAR (sepchar),
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1400 !NILP (escape_char), escape_ichar);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1401 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1402
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1403 /* #### This was supposed to be in subr.el, but is used VERY early in
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1404 the bootstrap process, so it goes here. Damn. */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1405
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1406 DEFUN ("split-path", Fsplit_path, 1, 1, 0, /*
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1407 Explode a search path into a list of strings.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1408 The path components are separated with the characters specified
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1409 with `path-separator'.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1410 */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1411 (path))
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1412 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1413 CHECK_STRING (path);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1414
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1415 while (!STRINGP (Vpath_separator)
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
1416 || (string_char_length (Vpath_separator) != 1))
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1417 Vpath_separator = signal_continuable_error
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1418 (Qinvalid_state,
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1419 "`path-separator' should be set to a single-character string",
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1420 Vpath_separator);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1421
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1422 return (split_string_by_ichar_1
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1423 (XSTRING_DATA (path), XSTRING_LENGTH (path),
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1424 itext_ichar (XSTRING_DATA (Vpath_separator)), 0, 0));
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1425 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1426
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1427
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1428 DEFUN ("nthcdr", Fnthcdr, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1429 Take cdr N times on LIST, and return the result.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1430 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1431 (n, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1432 {
1920
c66036f59678 [xemacs-hg @ 2004-02-20 07:29:16 by stephent]
stephent
parents: 1849
diff changeset
1433 /* This function can GC */
647
b39c14581166 [xemacs-hg @ 2001-08-13 04:45:47 by ben]
ben
parents: 578
diff changeset
1434 REGISTER EMACS_INT i;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1435 REGISTER Lisp_Object tail = list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1436 CHECK_NATNUM (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1437 for (i = XINT (n); i; i--)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1438 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1439 if (CONSP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1440 tail = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1441 else if (NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1442 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1443 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1444 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1445 tail = wrong_type_argument (Qlistp, tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1446 i++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1447 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1448 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1449 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1450 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1451
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1452 DEFUN ("nth", Fnth, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1453 Return the Nth element of LIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1454 N counts from zero. If LIST is not that long, nil is returned.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1455 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1456 (n, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1457 {
1920
c66036f59678 [xemacs-hg @ 2004-02-20 07:29:16 by stephent]
stephent
parents: 1849
diff changeset
1458 /* This function can GC */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1459 return Fcar (Fnthcdr (n, list));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1460 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1461
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1462 DEFUN ("elt", Felt, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1463 Return element of SEQUENCE at index N.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1464 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1465 (sequence, n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1466 {
1920
c66036f59678 [xemacs-hg @ 2004-02-20 07:29:16 by stephent]
stephent
parents: 1849
diff changeset
1467 /* This function can GC */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1468 retry:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1469 CHECK_INT_COERCE_CHAR (n); /* yuck! */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1470 if (LISTP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1471 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1472 Lisp_Object tem = Fnthcdr (n, sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1473 /* #### Utterly, completely, fucking disgusting.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1474 * #### The whole point of "elt" is that it operates on
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1475 * #### sequences, and does error- (bounds-) checking.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1476 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1477 if (CONSP (tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1478 return XCAR (tem);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1479 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1480 #if 1
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1481 /* This is The Way It Has Always Been. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1482 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1483 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1484 /* This is The Way Mly and Cltl2 say It Should Be. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1485 args_out_of_range (sequence, n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1486 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1487 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1488 else if (STRINGP (sequence) ||
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1489 VECTORP (sequence) ||
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1490 BIT_VECTORP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1491 return Faref (sequence, n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1492 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1493 else if (COMPILED_FUNCTIONP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1494 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1495 EMACS_INT idx = XINT (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1496 if (idx < 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1497 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1498 lose:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1499 args_out_of_range (sequence, n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1500 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1501 /* Utter perversity */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1502 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1503 Lisp_Compiled_Function *f = XCOMPILED_FUNCTION (sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1504 switch (idx)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1505 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1506 case COMPILED_ARGLIST:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1507 return compiled_function_arglist (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1508 case COMPILED_INSTRUCTIONS:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1509 return compiled_function_instructions (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1510 case COMPILED_CONSTANTS:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1511 return compiled_function_constants (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1512 case COMPILED_STACK_DEPTH:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1513 return compiled_function_stack_depth (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1514 case COMPILED_DOC_STRING:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1515 return compiled_function_documentation (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1516 case COMPILED_DOMAIN:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1517 return compiled_function_domain (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1518 case COMPILED_INTERACTIVE:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1519 if (f->flags.interactivep)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1520 return compiled_function_interactive (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1521 /* if we return nil, can't tell interactive with no args
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1522 from noninteractive. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1523 goto lose;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1524 default:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1525 goto lose;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1526 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1527 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1528 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1529 #endif /* LOSING_BYTECODE */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1530 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1531 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1532 check_losing_bytecode ("elt", sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1533 sequence = wrong_type_argument (Qsequencep, sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1534 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1535 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1536 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1537
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1538 DEFUN ("last", Flast, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1539 Return the tail of list LIST, of length N (default 1).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1540 LIST may be a dotted list, but not a circular list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1541 Optional argument N must be a non-negative integer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1542 If N is zero, then the atom that terminates the list is returned.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1543 If N is greater than the length of LIST, then LIST itself is returned.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1544 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1545 (list, n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1546 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1547 EMACS_INT int_n, count;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1548 Lisp_Object retval, tortoise, hare;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1549
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1550 CHECK_LIST (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1551
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1552 if (NILP (n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1553 int_n = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1554 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1555 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1556 CHECK_NATNUM (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1557 int_n = XINT (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1558 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1559
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1560 for (retval = tortoise = hare = list, count = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1561 CONSP (hare);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1562 hare = XCDR (hare),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1563 (int_n-- <= 0 ? ((void) (retval = XCDR (retval))) : (void)0),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1564 count++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1565 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1566 if (count < CIRCULAR_LIST_SUSPICION_LENGTH) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1567
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1568 if (count & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1569 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1570 if (EQ (hare, tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1571 signal_circular_list_error (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1572 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1573
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1574 return retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1575 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1576
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1577 DEFUN ("nbutlast", Fnbutlast, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1578 Modify LIST to remove the last N (default 1) elements.
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1579
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1580 If LIST has N or fewer elements, nil is returned and LIST is unmodified.
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1581 Otherwise, LIST may be dotted, but not circular.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1582 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1583 (list, n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1584 {
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1585 Elemcount int_n = 1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1586
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1587 CHECK_LIST (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1588
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1589 if (!NILP (n))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1590 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1591 CHECK_NATNUM (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1592 int_n = XINT (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1593 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1594
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1595 if (CONSP (list))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1596 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1597 Lisp_Object last_cons = list;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1598
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1599 EXTERNAL_LIST_LOOP_3 (elt, list, tail)
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1600 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1601 if (int_n-- < 0)
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1602 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1603 last_cons = XCDR (last_cons);
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1604 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1605
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1606 if (!CONSP (XCDR (tail)))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1607 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1608 break;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1609 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1610 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1611
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1612 if (int_n >= 0)
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1613 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1614 return Qnil;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1615 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1616
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1617 XCDR (last_cons) = Qnil;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1618 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1619
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1620 return list;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1621 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1622
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1623 DEFUN ("butlast", Fbutlast, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1624 Return a copy of LIST with the last N (default 1) elements removed.
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1625
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1626 If LIST has N or fewer elements, nil is returned.
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1627 Otherwise, LIST may be dotted, but not circular, and `(butlast LIST 0)'
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1628 converts a dotted into a true list.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1629 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1630 (list, n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1631 {
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1632 Lisp_Object retval = Qnil, retval_tail = Qnil;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1633 Elemcount int_n = 1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1634
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1635 CHECK_LIST (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1636
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1637 if (!NILP (n))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1638 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1639 CHECK_NATNUM (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1640 int_n = XINT (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1641 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1642
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1643 if (CONSP (list))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1644 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1645 Lisp_Object tail = list;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1646
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1647 EXTERNAL_LIST_LOOP_3 (elt, list, list_tail)
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1648 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1649 if (--int_n < 0)
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1650 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1651 if (NILP (retval_tail))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1652 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1653 retval = retval_tail = Fcons (XCAR (tail), Qnil);
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1654 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1655 else
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1656 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1657 XSETCDR (retval_tail, Fcons (XCAR (tail), Qnil));
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1658 retval_tail = XCDR (retval_tail);
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1659 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1660
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1661 tail = XCDR (tail);
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1662 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1663
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1664 if (!CONSP (XCDR (list_tail)))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1665 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1666 break;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1667 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1668 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1669 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1670
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1671 return retval;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1672 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1673
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1674 DEFUN ("member", Fmember, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1675 Return non-nil if ELT is an element of LIST. Comparison done with `equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1676 The value is actually the tail of LIST whose car is ELT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1677 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1678 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1679 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1680 EXTERNAL_LIST_LOOP_3 (list_elt, list, tail)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1681 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1682 if (internal_equal (elt, list_elt, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1683 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1684 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1685 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1686 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1687
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1688 DEFUN ("old-member", Fold_member, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1689 Return non-nil if ELT is an element of LIST. Comparison done with `old-equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1690 The value is actually the tail of LIST whose car is ELT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1691 This function is provided only for byte-code compatibility with v19.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1692 Do not use it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1693 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1694 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1695 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1696 EXTERNAL_LIST_LOOP_3 (list_elt, list, tail)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1697 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1698 if (internal_old_equal (elt, list_elt, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1699 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1700 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1701 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1702 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1703
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1704 DEFUN ("memq", Fmemq, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1705 Return non-nil if ELT is an element of LIST. Comparison done with `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1706 The value is actually the tail of LIST whose car is ELT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1707 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1708 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1709 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1710 EXTERNAL_LIST_LOOP_3 (list_elt, list, tail)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1711 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1712 if (EQ_WITH_EBOLA_NOTICE (elt, list_elt))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1713 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1714 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1715 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1716 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1717
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1718 DEFUN ("old-memq", Fold_memq, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1719 Return non-nil if ELT is an element of LIST. Comparison done with `old-eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1720 The value is actually the tail of LIST whose car is ELT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1721 This function is provided only for byte-code compatibility with v19.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1722 Do not use it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1723 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1724 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1725 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1726 EXTERNAL_LIST_LOOP_3 (list_elt, list, tail)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1727 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1728 if (HACKEQ_UNSAFE (elt, list_elt))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1729 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1730 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1731 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1732 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1733
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1734 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1735 memq_no_quit (Lisp_Object elt, Lisp_Object list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1736 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1737 LIST_LOOP_3 (list_elt, list, tail)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1738 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1739 if (EQ_WITH_EBOLA_NOTICE (elt, list_elt))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1740 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1741 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1742 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1743 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1744
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1745 DEFUN ("assoc", Fassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1746 Return non-nil if KEY is `equal' to the car of an element of ALIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1747 The value is actually the element of ALIST whose car equals KEY.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1748 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1749 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1750 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1751 /* This function can GC. */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1752 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1753 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1754 if (internal_equal (key, elt_car, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1755 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1756 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1757 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1758 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1759
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1760 DEFUN ("old-assoc", Fold_assoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1761 Return non-nil if KEY is `old-equal' to the car of an element of ALIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1762 The value is actually the element of ALIST whose car equals KEY.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1763 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1764 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1765 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1766 /* This function can GC. */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1767 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1768 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1769 if (internal_old_equal (key, elt_car, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1770 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1771 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1772 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1773 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1774
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1775 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1776 assoc_no_quit (Lisp_Object key, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1777 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1778 int speccount = specpdl_depth ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1779 specbind (Qinhibit_quit, Qt);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1780 return unbind_to_1 (speccount, Fassoc (key, alist));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1781 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1782
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1783 DEFUN ("assq", Fassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1784 Return non-nil if KEY is `eq' to the car of an element of ALIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1785 The value is actually the element of ALIST whose car is KEY.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1786 Elements of ALIST that are not conses are ignored.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1787 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1788 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1789 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1790 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1791 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1792 if (EQ_WITH_EBOLA_NOTICE (key, elt_car))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1793 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1794 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1795 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1796 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1797
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1798 DEFUN ("old-assq", Fold_assq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1799 Return non-nil if KEY is `old-eq' to the car of an element of ALIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1800 The value is actually the element of ALIST whose car is KEY.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1801 Elements of ALIST that are not conses are ignored.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1802 This function is provided only for byte-code compatibility with v19.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1803 Do not use it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1804 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1805 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1806 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1807 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1808 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1809 if (HACKEQ_UNSAFE (key, elt_car))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1810 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1811 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1812 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1813 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1814
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1815 /* Like Fassq but never report an error and do not allow quits.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1816 Use only on lists known never to be circular. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1817
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1818 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1819 assq_no_quit (Lisp_Object key, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1820 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1821 /* This cannot GC. */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1822 LIST_LOOP_2 (elt, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1823 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1824 Lisp_Object elt_car = XCAR (elt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1825 if (EQ_WITH_EBOLA_NOTICE (key, elt_car))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1826 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1827 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1828 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1829 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1830
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1831 DEFUN ("rassoc", Frassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1832 Return non-nil if VALUE is `equal' to the cdr of an element of ALIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1833 The value is actually the element of ALIST whose cdr equals VALUE.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1834 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1835 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1836 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1837 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1838 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1839 if (internal_equal (value, elt_cdr, 0))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1840 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1841 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1842 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1843 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1844
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1845 DEFUN ("old-rassoc", Fold_rassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1846 Return non-nil if VALUE is `old-equal' to the cdr of an element of ALIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1847 The value is actually the element of ALIST whose cdr equals VALUE.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1848 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1849 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1850 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1851 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1852 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1853 if (internal_old_equal (value, elt_cdr, 0))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1854 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1855 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1856 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1857 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1858
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1859 DEFUN ("rassq", Frassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1860 Return non-nil if VALUE is `eq' to the cdr of an element of ALIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1861 The value is actually the element of ALIST whose cdr is VALUE.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1862 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1863 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1864 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1865 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1866 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1867 if (EQ_WITH_EBOLA_NOTICE (value, elt_cdr))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1868 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1869 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1870 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1871 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1872
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1873 DEFUN ("old-rassq", Fold_rassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1874 Return non-nil if VALUE is `old-eq' to the cdr of an element of ALIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1875 The value is actually the element of ALIST whose cdr is VALUE.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1876 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1877 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1878 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1879 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1880 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1881 if (HACKEQ_UNSAFE (value, elt_cdr))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1882 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1883 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1884 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1885 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1886
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1887 /* Like Frassq, but caller must ensure that ALIST is properly
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1888 nil-terminated and ebola-free. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1889 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1890 rassq_no_quit (Lisp_Object value, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1891 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1892 LIST_LOOP_2 (elt, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1893 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1894 Lisp_Object elt_cdr = XCDR (elt);
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1895 if (EQ_WITH_EBOLA_NOTICE (value, elt_cdr))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1896 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1897 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1898 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1899 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1900
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1901
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1902 DEFUN ("delete", Fdelete, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1903 Delete by side effect any occurrences of ELT as a member of LIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1904 The modified LIST is returned. Comparison is done with `equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1905 If the first member of LIST is ELT, there is no way to remove it by side
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1906 effect; therefore, write `(setq foo (delete element foo))' to be sure
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1907 of changing the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1908 Also see: `remove'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1909 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1910 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1911 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1912 EXTERNAL_LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1913 (internal_equal (elt, list_elt, 0)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1914 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1915 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1916
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1917 DEFUN ("old-delete", Fold_delete, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1918 Delete by side effect any occurrences of ELT as a member of LIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1919 The modified LIST is returned. Comparison is done with `old-equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1920 If the first member of LIST is ELT, there is no way to remove it by side
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1921 effect; therefore, write `(setq foo (old-delete element foo))' to be sure
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1922 of changing the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1923 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1924 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1925 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1926 EXTERNAL_LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1927 (internal_old_equal (elt, list_elt, 0)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1928 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1929 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1930
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1931 DEFUN ("delq", Fdelq, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1932 Delete by side effect any occurrences of ELT as a member of LIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1933 The modified LIST is returned. Comparison is done with `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1934 If the first member of LIST is ELT, there is no way to remove it by side
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1935 effect; therefore, write `(setq foo (delq element foo))' to be sure of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1936 changing the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1937 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1938 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1939 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1940 EXTERNAL_LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1941 (EQ_WITH_EBOLA_NOTICE (elt, list_elt)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1942 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1943 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1944
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1945 DEFUN ("old-delq", Fold_delq, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1946 Delete by side effect any occurrences of ELT as a member of LIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1947 The modified LIST is returned. Comparison is done with `old-eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1948 If the first member of LIST is ELT, there is no way to remove it by side
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1949 effect; therefore, write `(setq foo (old-delq element foo))' to be sure of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1950 changing the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1951 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1952 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1953 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1954 EXTERNAL_LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1955 (HACKEQ_UNSAFE (elt, list_elt)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1956 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1957 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1958
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1959 /* Like Fdelq, but caller must ensure that LIST is properly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1960 nil-terminated and ebola-free. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1961
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1962 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1963 delq_no_quit (Lisp_Object elt, Lisp_Object list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1964 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1965 LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1966 (EQ_WITH_EBOLA_NOTICE (elt, list_elt)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1967 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1968 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1969
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1970 /* Be VERY careful with this. This is like delq_no_quit() but
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1971 also calls free_cons() on the removed conses. You must be SURE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1972 that no pointers to the freed conses remain around (e.g.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1973 someone else is pointing to part of the list). This function
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1974 is useful on internal lists that are used frequently and where
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1975 the actual list doesn't escape beyond known code bounds. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1976
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1977 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1978 delq_no_quit_and_free_cons (Lisp_Object elt, Lisp_Object list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1979 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1980 REGISTER Lisp_Object tail = list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1981 REGISTER Lisp_Object prev = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1982
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1983 while (!NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1984 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1985 REGISTER Lisp_Object tem = XCAR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1986 if (EQ (elt, tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1987 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1988 Lisp_Object cons_to_free = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1989 if (NILP (prev))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1990 list = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1991 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1992 XCDR (prev) = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1993 tail = XCDR (tail);
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
1994 free_cons (cons_to_free);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1995 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1996 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1997 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1998 prev = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1999 tail = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2000 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2001 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2002 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2003 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2004
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2005 DEFUN ("remassoc", Fremassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2006 Delete by side effect any elements of ALIST whose car is `equal' to KEY.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2007 The modified ALIST is returned. If the first member of ALIST has a car
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2008 that is `equal' to KEY, there is no way to remove it by side effect;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2009 therefore, write `(setq foo (remassoc key foo))' to be sure of changing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2010 the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2011 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2012 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2013 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2014 EXTERNAL_LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2015 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2016 internal_equal (key, XCAR (elt), 0)));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2017 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2018 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2019
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2020 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2021 remassoc_no_quit (Lisp_Object key, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2022 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2023 int speccount = specpdl_depth ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2024 specbind (Qinhibit_quit, Qt);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
2025 return unbind_to_1 (speccount, Fremassoc (key, alist));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2026 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2027
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2028 DEFUN ("remassq", Fremassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2029 Delete by side effect any elements of ALIST whose car is `eq' to KEY.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2030 The modified ALIST is returned. If the first member of ALIST has a car
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2031 that is `eq' to KEY, there is no way to remove it by side effect;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2032 therefore, write `(setq foo (remassq key foo))' to be sure of changing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2033 the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2034 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2035 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2036 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2037 EXTERNAL_LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2038 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2039 EQ_WITH_EBOLA_NOTICE (key, XCAR (elt))));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2040 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2041 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2042
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2043 /* no quit, no errors; be careful */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2044
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2045 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2046 remassq_no_quit (Lisp_Object key, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2047 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2048 LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2049 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2050 EQ_WITH_EBOLA_NOTICE (key, XCAR (elt))));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2051 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2052 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2053
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2054 DEFUN ("remrassoc", Fremrassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2055 Delete by side effect any elements of ALIST whose cdr is `equal' to VALUE.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2056 The modified ALIST is returned. If the first member of ALIST has a car
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2057 that is `equal' to VALUE, there is no way to remove it by side effect;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2058 therefore, write `(setq foo (remrassoc value foo))' to be sure of changing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2059 the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2060 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2061 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2062 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2063 EXTERNAL_LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2064 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2065 internal_equal (value, XCDR (elt), 0)));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2066 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2067 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2068
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2069 DEFUN ("remrassq", Fremrassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2070 Delete by side effect any elements of ALIST whose cdr is `eq' to VALUE.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2071 The modified ALIST is returned. If the first member of ALIST has a car
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2072 that is `eq' to VALUE, there is no way to remove it by side effect;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2073 therefore, write `(setq foo (remrassq value foo))' to be sure of changing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2074 the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2075 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2076 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2077 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2078 EXTERNAL_LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2079 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2080 EQ_WITH_EBOLA_NOTICE (value, XCDR (elt))));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2081 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2082 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2083
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2084 /* Like Fremrassq, fast and unsafe; be careful */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2085 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2086 remrassq_no_quit (Lisp_Object value, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2087 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2088 LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2089 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2090 EQ_WITH_EBOLA_NOTICE (value, XCDR (elt))));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2091 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2092 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2093
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2094 DEFUN ("nreverse", Fnreverse, 1, 1, 0, /*
5300
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2095 Reverse SEQUENCE, destructively.
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2096
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2097 Return the beginning of the reversed sequence, which will be a distinct Lisp
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2098 object if SEQUENCE is a list with length greater than one. See also
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2099 `reverse', the non-destructive version of this function.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2100 */
5300
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2101 (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2102 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2103 CHECK_SEQUENCE (sequence);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2104
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2105 if (CONSP (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2106 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2107 struct gcpro gcpro1, gcpro2;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2108 Lisp_Object prev = Qnil;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2109 Lisp_Object tail = sequence;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2110
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2111 /* We gcpro our args; see `nconc' */
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2112 GCPRO2 (prev, tail);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2113 while (!NILP (tail))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2114 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2115 REGISTER Lisp_Object next;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2116 CONCHECK_CONS (tail);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2117 next = XCDR (tail);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2118 XCDR (tail) = prev;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2119 prev = tail;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2120 tail = next;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2121 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2122 UNGCPRO;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2123 return prev;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2124 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2125 else if (VECTORP (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2126 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2127 Elemcount length = XVECTOR_LENGTH (sequence), ii = length;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2128 Elemcount half = length / 2;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2129 Lisp_Object swap = Qnil;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2130
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2131 while (ii > half)
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2132 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2133 swap = XVECTOR_DATA (sequence) [length - ii];
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2134 XVECTOR_DATA (sequence) [length - ii]
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2135 = XVECTOR_DATA (sequence) [ii - 1];
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2136 XVECTOR_DATA (sequence) [ii - 1] = swap;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2137 --ii;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2138 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2139 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2140 else if (STRINGP (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2141 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2142 Elemcount length = XSTRING_LENGTH (sequence);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2143 Ibyte *staging = alloca_ibytes (length), *staging_end = staging + length;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2144 Ibyte *cursor = XSTRING_DATA (sequence), *endp = cursor + length;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2145
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2146 while (cursor < endp)
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2147 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2148 staging_end -= itext_ichar_len (cursor);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2149 itext_copy_ichar (cursor, staging_end);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2150 INC_IBYTEPTR (cursor);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2151 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2152
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2153 assert (staging == staging_end);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2154
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2155 memcpy (XSTRING_DATA (sequence), staging, length);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2156 init_string_ascii_begin (sequence);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2157 bump_string_modiff (sequence);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2158 sledgehammer_check_ascii_begin (sequence);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2159 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2160 else if (BIT_VECTORP (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2161 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2162 Lisp_Bit_Vector *bv = XBIT_VECTOR (sequence);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2163 Elemcount length = bit_vector_length (bv), ii = length;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2164 Elemcount half = length / 2;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2165 int swap = 0;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2166
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2167 while (ii > half)
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2168 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2169 swap = bit_vector_bit (bv, length - ii);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2170 set_bit_vector_bit (bv, length - ii, bit_vector_bit (bv, ii - 1));
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2171 set_bit_vector_bit (bv, ii - 1, swap);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2172 --ii;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2173 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2174 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2175 else
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2176 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2177 assert (NILP (sequence));
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2178 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2179
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2180 return sequence;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2181 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2182
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2183 DEFUN ("reverse", Freverse, 1, 1, 0, /*
5300
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2184 Reverse SEQUENCE, copying. Return the reversed sequence.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2185 See also the function `nreverse', which is used more often.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2186 */
5300
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2187 (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2188 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2189 Lisp_Object result = Qnil;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2190
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2191 CHECK_SEQUENCE (sequence);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2192
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2193 if (CONSP (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2194 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2195 EXTERNAL_LIST_LOOP_2 (elt, sequence)
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2196 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2197 result = Fcons (elt, result);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2198 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2199 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2200 else if (VECTORP (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2201 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2202 Elemcount length = XVECTOR_LENGTH (sequence), ii = length;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2203 Lisp_Object *staging = alloca_array (Lisp_Object, length);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2204
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2205 while (ii > 0)
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2206 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2207 staging[length - ii] = XVECTOR_DATA (sequence) [ii - 1];
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2208 --ii;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2209 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2210
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2211 result = Fvector (length, staging);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2212 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2213 else if (STRINGP (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2214 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2215 Elemcount length = XSTRING_LENGTH (sequence);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2216 Ibyte *staging = alloca_ibytes (length), *staging_end = staging + length;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2217 Ibyte *cursor = XSTRING_DATA (sequence), *endp = cursor + length;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2218
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2219 while (cursor < endp)
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2220 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2221 staging_end -= itext_ichar_len (cursor);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2222 itext_copy_ichar (cursor, staging_end);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2223 INC_IBYTEPTR (cursor);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2224 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2225
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2226 assert (staging == staging_end);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2227
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2228 result = make_string (staging, length);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2229 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2230 else if (BIT_VECTORP (sequence))
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2231 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2232 Lisp_Bit_Vector *bv = XBIT_VECTOR (sequence), *res;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2233 Elemcount length = bit_vector_length (bv), ii = length;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2234
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2235 result = make_bit_vector (length, Qzero);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2236 res = XBIT_VECTOR (result);
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2237
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2238 while (ii > 0)
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2239 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2240 set_bit_vector_bit (res, length - ii, bit_vector_bit (bv, ii - 1));
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2241 --ii;
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2242 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2243 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2244 else
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2245 {
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2246 assert (NILP (sequence));
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2247 }
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2248
9f738305f80f Accept sequences generally, not just lists, #'reverse, #'nreverse.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5299
diff changeset
2249 return result;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2250 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2251
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2252 static Lisp_Object
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2253 c_merge_predicate_key (Lisp_Object obj1, Lisp_Object obj2,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2254 Lisp_Object pred, Lisp_Object key_func)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2255 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2256 struct gcpro gcpro1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2257 Lisp_Object args[3];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2258
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2259 /* We could use call2() and call3() here, but we're called O(nlogn) times
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2260 for a sequence of length n, it make some sense to inline them. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2261 args[0] = key_func;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2262 args[1] = obj1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2263 args[2] = Qnil;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2264
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2265 GCPRO1 (args[0]);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2266 gcpro1.nvars = countof (args);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2267
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2268 obj1 = IGNORE_MULTIPLE_VALUES (Ffuncall (2, args));
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2269
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2270 args[1] = obj2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2271 obj2 = IGNORE_MULTIPLE_VALUES (Ffuncall (2, args));
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2272
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2273 args[0] = pred;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2274 args[1] = obj1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2275 args[2] = obj2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2276
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2277 RETURN_UNGCPRO (IGNORE_MULTIPLE_VALUES (Ffuncall (countof (args), args)));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2278 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2279
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2280 static Lisp_Object
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2281 c_merge_predicate_nokey (Lisp_Object obj1, Lisp_Object obj2,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2282 Lisp_Object pred, Lisp_Object UNUSED (key_func))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2283 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2284 struct gcpro gcpro1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2285 Lisp_Object args[3];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2286
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2287 /* This is (almost) the implementation of call2, it makes some sense to
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2288 inline it here. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2289 args[0] = pred;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2290 args[1] = obj1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2291 args[2] = obj2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2292
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2293 GCPRO1 (args[0]);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2294 gcpro1.nvars = countof (args);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2295
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2296 RETURN_UNGCPRO (IGNORE_MULTIPLE_VALUES (Ffuncall (countof (args), args)));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2297 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2298
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2299 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2300 list_merge (Lisp_Object org_l1, Lisp_Object org_l2,
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2301 Lisp_Object (*c_predicate) (Lisp_Object, Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2302 Lisp_Object, Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2303 Lisp_Object predicate, Lisp_Object key_func)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2304 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2305 Lisp_Object value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2306 Lisp_Object tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2307 Lisp_Object tem;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2308 Lisp_Object l1, l2;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2309 Lisp_Object tortoises[2];
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2310 struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5;
5283
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2311 int l1_count = 0, l2_count = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2312
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2313 l1 = org_l1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2314 l2 = org_l2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2315 tail = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2316 value = Qnil;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2317 tortoises[0] = org_l1;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2318 tortoises[1] = org_l2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2319
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2320 if (NULL == c_predicate)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2321 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2322 c_predicate = EQ (key_func, Qidentity) ?
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2323 c_merge_predicate_nokey : c_merge_predicate_key;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2324 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2325
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2326 /* It is sufficient to protect org_l1 and org_l2.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2327 When l1 and l2 are updated, we copy the new values
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2328 back into the org_ vars. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2329
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2330 GCPRO5 (org_l1, org_l2, predicate, value, tortoises[0]);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2331 gcpro5.nvars = 2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2332
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2333 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2334 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2335 if (NILP (l1))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2336 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2337 UNGCPRO;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2338 if (NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2339 return l2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2340 Fsetcdr (tail, l2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2341 return value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2342 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2343 if (NILP (l2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2344 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2345 UNGCPRO;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2346 if (NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2347 return l1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2348 Fsetcdr (tail, l1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2349 return value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2350 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2351
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2352 if (NILP (c_predicate (Fcar (l2), Fcar (l1), predicate, key_func)))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2353 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2354 tem = l1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2355 l1 = Fcdr (l1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2356 org_l1 = l1;
5283
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2357
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2358 if (l1_count++ > CIRCULAR_LIST_SUSPICION_LENGTH)
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2359 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2360 if (l1_count & 1)
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2361 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2362 if (!CONSP (tortoises[0]))
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2363 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2364 mapping_interaction_error (Qmerge, tortoises[0]);
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2365 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2366
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2367 tortoises[0] = XCDR (tortoises[0]);
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2368 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2369
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2370 if (EQ (org_l1, tortoises[0]))
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2371 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2372 signal_circular_list_error (org_l1);
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2373 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2374 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2375 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2376 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2377 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2378 tem = l2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2379 l2 = Fcdr (l2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2380 org_l2 = l2;
5283
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2381
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2382 if (l2_count++ > CIRCULAR_LIST_SUSPICION_LENGTH)
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2383 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2384 if (l2_count & 1)
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2385 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2386 if (!CONSP (tortoises[1]))
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2387 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2388 mapping_interaction_error (Qmerge, tortoises[1]);
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2389 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2390
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2391 tortoises[1] = XCDR (tortoises[1]);
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2392 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2393
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2394 if (EQ (org_l2, tortoises[1]))
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2395 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2396 signal_circular_list_error (org_l2);
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2397 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2398 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2399 }
5283
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2400
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2401 if (NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2402 value = tem;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2403 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2404 Fsetcdr (tail, tem);
5283
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2405
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2406 tail = tem;
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2407 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2408 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2409
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2410 static void
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2411 array_merge (Lisp_Object *dest, Elemcount dest_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2412 Lisp_Object *front, Elemcount front_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2413 Lisp_Object *back, Elemcount back_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2414 Lisp_Object (*c_predicate) (Lisp_Object, Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2415 Lisp_Object, Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2416 Lisp_Object predicate, Lisp_Object key_func)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2417 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2418 Elemcount ii, fronting, backing;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2419 Lisp_Object *front_staging = front;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2420 Lisp_Object *back_staging = back;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2421 struct gcpro gcpro1, gcpro2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2422
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2423 assert (dest_len == (back_len + front_len));
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2424
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2425 if (0 == dest_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2426 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2427 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2428 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2429
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2430 if (front >= dest && front < (dest + dest_len))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2431 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2432 front_staging = alloca_array (Lisp_Object, front_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2433
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2434 for (ii = 0; ii < front_len; ++ii)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2435 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2436 front_staging[ii] = front[ii];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2437 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2438 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2439
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2440 if (back >= dest && back < (dest + dest_len))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2441 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2442 back_staging = alloca_array (Lisp_Object, back_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2443
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2444 for (ii = 0; ii < back_len; ++ii)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2445 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2446 back_staging[ii] = back[ii];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2447 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2448 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2449
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2450 GCPRO2 (front_staging[0], back_staging[0]);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2451 gcpro1.nvars = front_len;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2452 gcpro2.nvars = back_len;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2453
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2454 for (ii = fronting = backing = 0; ii < dest_len; ++ii)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2455 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2456 if (fronting >= front_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2457 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2458 while (ii < dest_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2459 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2460 dest[ii] = back_staging[backing];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2461 ++ii, ++backing;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2462 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2463 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2464 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2465 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2466
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2467 if (backing >= back_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2468 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2469 while (ii < dest_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2470 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2471 dest[ii] = front_staging[fronting];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2472 ++ii, ++fronting;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2473 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2474 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2475 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2476 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2477
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2478 if (NILP (c_predicate (back_staging[backing], front_staging[fronting],
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2479 predicate, key_func)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2480 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2481 dest[ii] = front_staging[fronting];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2482 ++fronting;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2483 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2484 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2485 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2486 dest[ii] = back_staging[backing];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2487 ++backing;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2488 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2489 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2490
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2491 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2492 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2493
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2494 static Lisp_Object
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2495 list_array_merge_into_list (Lisp_Object list,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2496 Lisp_Object *array, Elemcount array_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2497 Lisp_Object (*c_predicate) (Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2498 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2499 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2500 Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2501 Lisp_Object predicate, Lisp_Object key_func,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2502 Boolint reverse_order)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2503 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2504 Lisp_Object tail = Qnil, value = Qnil, tortoise = list;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2505 struct gcpro gcpro1, gcpro2, gcpro3, gcpro4;
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2506 Elemcount array_index = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2507 int looped = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2508
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2509 GCPRO4 (list, tail, value, tortoise);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2510
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2511 while (1)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2512 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2513 if (NILP (list))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2514 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2515 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2516
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2517 if (NILP (tail))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2518 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2519 return Flist (array_len, array);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2520 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2521
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2522 Fsetcdr (tail, Flist (array_len - array_index, array + array_index));
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2523 return value;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2524 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2525
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2526 if (array_index >= array_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2527 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2528 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2529 if (NILP (tail))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2530 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2531 return list;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2532 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2533
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2534 Fsetcdr (tail, list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2535 return value;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2536 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2537
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2538
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2539 if (reverse_order ?
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2540 !NILP (c_predicate (Fcar (list), array [array_index], predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2541 key_func)) :
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2542 NILP (c_predicate (array [array_index], Fcar (list), predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2543 key_func)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2544 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2545 if (NILP (tail))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2546 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2547 value = tail = list;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2548 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2549 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2550 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2551 Fsetcdr (tail, list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2552 tail = XCDR (tail);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2553 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2554
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2555 list = Fcdr (list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2556 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2557 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2558 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2559 if (NILP (tail))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2560 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2561 value = tail = Fcons (array [array_index], Qnil);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2562 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2563 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2564 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2565 Fsetcdr (tail, Fcons (array [array_index], tail));
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2566 tail = XCDR (tail);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2567 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2568 ++array_index;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2569 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2570
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2571 if (++looped > CIRCULAR_LIST_SUSPICION_LENGTH)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2572 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2573 if (looped & 1)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2574 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2575 tortoise = XCDR (tortoise);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2576 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2577
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2578 if (EQ (list, tortoise))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2579 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2580 signal_circular_list_error (list);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2581 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2582 }
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2583 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2584 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2585
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2586 static void
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2587 list_list_merge_into_array (Lisp_Object *output, Elemcount output_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2588 Lisp_Object list_one, Lisp_Object list_two,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2589 Lisp_Object (*c_predicate) (Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2590 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2591 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2592 Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2593 Lisp_Object predicate, Lisp_Object key_func)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2594 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2595 Elemcount output_index = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2596
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2597 while (output_index < output_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2598 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2599 if (NILP (list_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2600 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2601 while (output_index < output_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2602 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2603 output [output_index] = Fcar (list_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2604 list_two = Fcdr (list_two), ++output_index;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2605 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2606 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2607 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2608
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2609 if (NILP (list_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2610 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2611 while (output_index < output_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2612 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2613 output [output_index] = Fcar (list_one);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2614 list_one = Fcdr (list_one), ++output_index;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2615 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2616 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2617 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2618
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2619 if (NILP (c_predicate (Fcar (list_two), Fcar (list_one), predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2620 key_func)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2621 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2622 output [output_index] = XCAR (list_one);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2623 list_one = XCDR (list_one);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2624 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2625 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2626 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2627 output [output_index] = XCAR (list_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2628 list_two = XCDR (list_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2629 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2630
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2631 ++output_index;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2632
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2633 /* No need to check for circularity. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2634 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2635 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2636
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2637 static void
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2638 list_array_merge_into_array (Lisp_Object *output, Elemcount output_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2639 Lisp_Object list,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2640 Lisp_Object *array, Elemcount array_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2641 Lisp_Object (*c_predicate) (Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2642 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2643 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2644 Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2645 Lisp_Object predicate, Lisp_Object key_func,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2646 Boolint reverse_order)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2647 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2648 Elemcount output_index = 0, array_index = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2649
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2650 while (output_index < output_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2651 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2652 if (NILP (list))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2653 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2654 if (array_len - array_index != output_len - output_index)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2655 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2656 mapping_interaction_error (Qmerge, list);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2657 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2658
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2659 while (array_index < array_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2660 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2661 output [output_index++] = array [array_index++];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2662 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2663
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2664 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2665 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2666
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2667 if (array_index >= array_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2668 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2669 while (output_index < output_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2670 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2671 output [output_index++] = Fcar (list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2672 list = Fcdr (list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2673 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2674
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2675 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2676 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2677
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2678 if (reverse_order ?
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2679 !NILP (c_predicate (Fcar (list), array [array_index], predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2680 key_func)) :
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2681 NILP (c_predicate (array [array_index], Fcar (list), predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2682 key_func)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2683 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2684 output [output_index] = XCAR (list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2685 list = XCDR (list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2686 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2687 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2688 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2689 output [output_index] = array [array_index];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2690 ++array_index;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2691 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2692
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2693 ++output_index;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2694 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2695 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2696
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2697 #define STRING_DATA_TO_OBJECT_ARRAY(strdata, c_array, counter, len) \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2698 do { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2699 c_array = alloca_array (Lisp_Object, len); \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2700 for (counter = 0; counter < len; ++counter) \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2701 { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2702 c_array[counter] = make_char (itext_ichar (strdata)); \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2703 INC_IBYTEPTR (strdata); \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2704 } \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2705 } while (0)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2706
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2707 #define BIT_VECTOR_TO_OBJECT_ARRAY(v, c_array, counter, len) do { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2708 c_array = alloca_array (Lisp_Object, len); \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2709 for (counter = 0; counter < len; ++counter) \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2710 { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2711 c_array[counter] = make_int (bit_vector_bit (v, counter)); \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2712 } \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2713 } while (0)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2714
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2715 /* This macro might eventually find a better home than here. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2716
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2717 #define CHECK_KEY_ARGUMENT(key) \
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2718 do { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2719 if (NILP (key)) \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2720 { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2721 key = Qidentity; \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2722 } \
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2723 \
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2724 if (!EQ (key, Qidentity)) \
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2725 { \
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2726 key = indirect_function (key, 1); \
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2727 } \
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2728 } while (0)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2729
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2730 DEFUN ("merge", Fmerge, 4, MANY, 0, /*
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2731 Destructively merge SEQUENCE-ONE and SEQUENCE-TWO, producing a new sequence.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2732
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2733 TYPE is the type of sequence to return. PREDICATE is a `less-than'
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2734 predicate on the elements.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2735
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2736 Optional keyword argument KEY is a function used to extract an object to be
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2737 used for comparison from each element of SEQUENCE-ONE and SEQUENCE-TWO.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2738
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2739 arguments: (TYPE SEQUENCE-ONE SEQUENCE-TWO PREDICATE &key (KEY #'IDENTITY))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2740 */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2741 (int nargs, Lisp_Object *args))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2742 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2743 Lisp_Object type = args[0], sequence_one = args[1], sequence_two = args[2],
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2744 predicate = args[3], result = Qnil;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2745 Lisp_Object (*c_predicate) (Lisp_Object, Lisp_Object, Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2746 Lisp_Object);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2747
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
2748 PARSE_KEYWORDS (Fmerge, nargs, args, 1, (key), NULL);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2749
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2750 CHECK_SEQUENCE (sequence_one);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2751 CHECK_SEQUENCE (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2752
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2753 CHECK_KEY_ARGUMENT (key);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2754
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2755 c_predicate = EQ (key, Qidentity) ?
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2756 c_merge_predicate_nokey : c_merge_predicate_key;
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2757
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2758 if (EQ (type, Qlist) && (LISTP (sequence_one) || LISTP (sequence_two)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2759 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2760 if (NILP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2761 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2762 result = Fappend (2, args + 1);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2763 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2764 else if (NILP (sequence_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2765 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2766 args[3] = Qnil; /* Overwriting PREDICATE, and losing its GC
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2767 protection, but that doesn't matter. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2768 result = Fappend (2, args + 2);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2769 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2770 else if (CONSP (sequence_one) && CONSP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2771 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2772 result = list_merge (sequence_one, sequence_two, c_predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2773 predicate, key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2774 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2775 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2776 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2777 Lisp_Object *array_storage, swap;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2778 Elemcount array_length, i;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2779 Boolint reverse_order = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2780
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2781 if (!CONSP (sequence_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2782 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2783 /* Make sequence_one the cons, sequence_two the array: */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2784 swap = sequence_one;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2785 sequence_one = sequence_two;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2786 sequence_two = swap;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2787 reverse_order = 1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2788 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2789
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2790 if (VECTORP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2791 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2792 array_storage = XVECTOR_DATA (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2793 array_length = XVECTOR_LENGTH (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2794 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2795 else if (STRINGP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2796 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2797 Ibyte *strdata = XSTRING_DATA (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2798 array_length = string_char_length (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2799 /* No need to GCPRO, characters are immediate. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2800 STRING_DATA_TO_OBJECT_ARRAY (strdata, array_storage, i,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2801 array_length);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2802
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2803 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2804 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2805 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2806 Lisp_Bit_Vector *v = XBIT_VECTOR (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2807 array_length = bit_vector_length (v);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2808 /* No need to GCPRO, fixnums are immediate. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2809 BIT_VECTOR_TO_OBJECT_ARRAY (v, array_storage, i, array_length);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2810 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2811
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2812 result = list_array_merge_into_list (sequence_one,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2813 array_storage, array_length,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2814 c_predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2815 predicate, key,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2816 reverse_order);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2817 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2818 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2819 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2820 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2821 Elemcount sequence_one_len = XINT (Flength (sequence_one)),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2822 sequence_two_len = XINT (Flength (sequence_two)), i;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2823 Elemcount output_len = 1 + sequence_one_len + sequence_two_len;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2824 Lisp_Object *output = alloca_array (Lisp_Object, output_len),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2825 *sequence_one_storage = NULL, *sequence_two_storage = NULL;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2826 Boolint do_coerce = !(EQ (type, Qvector) || EQ (type, Qstring)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2827 || EQ (type, Qbit_vector) || EQ (type, Qlist));
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2828 Ibyte *strdata = NULL;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2829 Lisp_Bit_Vector *v = NULL;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2830 struct gcpro gcpro1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2831
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2832 output[0] = do_coerce ? Qlist : type;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2833 for (i = 1; i < output_len; ++i)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2834 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2835 output[i] = Qnil;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2836 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2837
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2838 GCPRO1 (output[0]);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2839 gcpro1.nvars = output_len;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2840
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2841 if (VECTORP (sequence_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2842 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2843 sequence_one_storage = XVECTOR_DATA (sequence_one);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2844 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2845 else if (STRINGP (sequence_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2846 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2847 strdata = XSTRING_DATA (sequence_one);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2848 STRING_DATA_TO_OBJECT_ARRAY (strdata, sequence_one_storage,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2849 i, sequence_one_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2850 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2851 else if (BIT_VECTORP (sequence_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2852 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2853 v = XBIT_VECTOR (sequence_one);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2854 BIT_VECTOR_TO_OBJECT_ARRAY (v, sequence_one_storage,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2855 i, sequence_one_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2856 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2857
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2858 if (VECTORP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2859 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2860 sequence_two_storage = XVECTOR_DATA (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2861 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2862 else if (STRINGP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2863 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2864 strdata = XSTRING_DATA (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2865 STRING_DATA_TO_OBJECT_ARRAY (strdata, sequence_two_storage,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2866 i, sequence_two_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2867 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2868 else if (BIT_VECTORP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2869 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2870 v = XBIT_VECTOR (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2871 BIT_VECTOR_TO_OBJECT_ARRAY (v, sequence_two_storage,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2872 i, sequence_two_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2873 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2874
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2875 if (LISTP (sequence_one) && LISTP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2876 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2877 list_list_merge_into_array (output + 1, output_len - 1,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2878 sequence_one, sequence_two,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2879 c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2880 key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2881 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2882 else if (LISTP (sequence_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2883 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2884 list_array_merge_into_array (output + 1, output_len - 1,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2885 sequence_one,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2886 sequence_two_storage,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2887 sequence_two_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2888 c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2889 key, 0);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2890 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2891 else if (LISTP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2892 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2893 list_array_merge_into_array (output + 1, output_len - 1,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2894 sequence_two,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2895 sequence_one_storage,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2896 sequence_one_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2897 c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2898 key, 1);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2899 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2900 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2901 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2902 array_merge (output + 1, output_len - 1,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2903 sequence_one_storage, sequence_one_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2904 sequence_two_storage, sequence_two_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2905 c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2906 key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2907 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2908
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2909 result = Ffuncall (output_len, output);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2910
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2911 if (do_coerce)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2912 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2913 result = call2 (Qcoerce, result, type);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2914 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2915
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2916 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2917 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2918
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2919 return result;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2920 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2921
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2922 /* The sort function should return non-nil if OBJ1 < OBJ2, nil otherwise.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2923 NOTE: This is backwards from the way qsort() works. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2924 Lisp_Object
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2925 list_sort (Lisp_Object list,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2926 Lisp_Object (*c_predicate) (Lisp_Object, Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2927 Lisp_Object, Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2928 Lisp_Object predicate, Lisp_Object key_func)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2929 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2930 struct gcpro gcpro1, gcpro2, gcpro3, gcpro4;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2931 Lisp_Object back, tem;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2932 Lisp_Object front = list;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2933 Lisp_Object len = Flength (list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2934
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2935 if (XINT (len) < 2)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2936 return list;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2937
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2938 if (NULL == c_predicate)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2939 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2940 c_predicate = EQ (key_func, Qidentity) ? c_merge_predicate_nokey :
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2941 c_merge_predicate_key;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2942 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2943
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2944 len = make_int (XINT (len) / 2 - 1);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2945 tem = Fnthcdr (len, list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2946 back = Fcdr (tem);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2947 Fsetcdr (tem, Qnil);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2948
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2949 GCPRO4 (front, back, predicate, key_func);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2950 front = list_sort (front, c_predicate, predicate, key_func);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2951 back = list_sort (back, c_predicate, predicate, key_func);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2952
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2953 RETURN_UNGCPRO (list_merge (front, back, c_predicate, predicate, key_func));
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2954 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2955
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2956 static void
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2957 array_sort (Lisp_Object *array, Elemcount array_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2958 Lisp_Object (*c_predicate) (Lisp_Object, Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2959 Lisp_Object, Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2960 Lisp_Object predicate, Lisp_Object key_func)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2961 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2962 Elemcount split;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2963
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2964 if (array_len < 2)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2965 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2966
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2967 split = array_len / 2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2968
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2969 array_sort (array, split, c_predicate, predicate, key_func);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2970 array_sort (array + split, array_len - split, c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2971 key_func);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2972 array_merge (array, array_len, array, split, array + split,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2973 array_len - split, c_predicate, predicate, key_func);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2974 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2975
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2976 DEFUN ("sort*", FsortX, 2, MANY, 0, /*
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2977 Sort SEQUENCE, comparing elements using PREDICATE.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2978 Returns the sorted sequence. SEQUENCE is modified by side effect.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2979
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2980 PREDICATE is called with two elements of SEQUENCE, and should return t if
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2981 the first element is `less' than the second.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2982
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2983 Optional keyword argument KEY is a function used to extract an object to be
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2984 used for comparison from each element of SEQUENCE.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2985
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2986 In this implementation, sorting is always stable; but call `stable-sort' if
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2987 this stability is important to you, other implementations may not make the
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2988 same guarantees.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2989
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2990 arguments: (SEQUENCE PREDICATE &key (KEY #'IDENTITY))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2991 */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2992 (int nargs, Lisp_Object *args))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2993 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2994 Lisp_Object sequence = args[0], predicate = args[1];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2995 Lisp_Object *sequence_carray;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2996 Lisp_Object (*c_predicate) (Lisp_Object, Lisp_Object, Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2997 Lisp_Object);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2998 Elemcount sequence_len, i;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2999
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
3000 PARSE_KEYWORDS (FsortX, nargs, args, 1, (key), NULL);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3001
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3002 CHECK_SEQUENCE (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3003
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
3004 CHECK_KEY_ARGUMENT (key);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
3005
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
3006 c_predicate = EQ (key, Qidentity) ?
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
3007 c_merge_predicate_nokey : c_merge_predicate_key;
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3008
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3009 if (LISTP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3010 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3011 sequence = list_sort (sequence, c_predicate, predicate, key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3012 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3013 else if (VECTORP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3014 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3015 array_sort (XVECTOR_DATA (sequence), XVECTOR_LENGTH (sequence),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3016 c_predicate, predicate, key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3017 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3018 else if (STRINGP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3019 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3020 Ibyte *strdata = XSTRING_DATA (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3021
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3022 sequence_len = string_char_length (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3023
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3024 STRING_DATA_TO_OBJECT_ARRAY (strdata, sequence_carray, i, sequence_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3025
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3026 /* No GCPRO necessary, characters are immediate. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3027 array_sort (sequence_carray, sequence_len, c_predicate, predicate, key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3028
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3029 strdata = XSTRING_DATA (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3030
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3031 CHECK_LISP_WRITEABLE (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3032 for (i = 0; i < sequence_len; ++i)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3033 {
5184
039d9a7f2e6d Call init_string_ascii_begin() in #'sort*, #'fill, don't be clever.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5182
diff changeset
3034 strdata += set_itext_ichar (strdata, XCHAR (sequence_carray[i]));
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3035 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3036
5184
039d9a7f2e6d Call init_string_ascii_begin() in #'sort*, #'fill, don't be clever.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5182
diff changeset
3037 init_string_ascii_begin (sequence);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3038 bump_string_modiff (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3039 sledgehammer_check_ascii_begin (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3040 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3041 else if (BIT_VECTORP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3042 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3043 Lisp_Bit_Vector *v = XBIT_VECTOR (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3044 sequence_len = bit_vector_length (v);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3045
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3046 BIT_VECTOR_TO_OBJECT_ARRAY (v, sequence_carray, i, sequence_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3047
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3048 /* No GCPRO necessary, bits are immediate. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3049 array_sort (sequence_carray, sequence_len, c_predicate, predicate, key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3050
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3051 for (i = 0; i < sequence_len; ++i)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3052 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3053 set_bit_vector_bit (v, i, XINT (sequence_carray [i]));
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3054 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3055 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3056
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3057 return sequence;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
3058 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3059
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3060 /************************************************************************/
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3061 /* property-list functions */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3062 /************************************************************************/
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3063
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3064 /* For properties of text, we need to do order-insensitive comparison of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3065 plists. That is, we need to compare two plists such that they are the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3066 same if they have the same set of keys, and equivalent values.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3067 So (a 1 b 2) would be equal to (b 2 a 1).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3068
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3069 NIL_MEANS_NOT_PRESENT is as in `plists-eq' etc.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3070 LAXP means use `equal' for comparisons.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3071 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3072 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3073 plists_differ (Lisp_Object a, Lisp_Object b, int nil_means_not_present,
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3074 int laxp, int depth, int foldcase)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3075 {
438
84b14dcb0985 Import from CVS: tag r21-2-27
cvs
parents: 434
diff changeset
3076 int eqp = (depth == -1); /* -1 as depth means use eq, not equal. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3077 int la, lb, m, i, fill;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3078 Lisp_Object *keys, *vals;
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
3079 Boolbyte *flags;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3080 Lisp_Object rest;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3081
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3082 if (NILP (a) && NILP (b))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3083 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3084
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3085 Fcheck_valid_plist (a);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3086 Fcheck_valid_plist (b);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3087
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3088 la = XINT (Flength (a));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3089 lb = XINT (Flength (b));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3090 m = (la > lb ? la : lb);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3091 fill = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3092 keys = alloca_array (Lisp_Object, m);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3093 vals = alloca_array (Lisp_Object, m);
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
3094 flags = alloca_array (Boolbyte, m);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3095
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3096 /* First extract the pairs from A. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3097 for (rest = a; !NILP (rest); rest = XCDR (XCDR (rest)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3098 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3099 Lisp_Object k = XCAR (rest);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3100 Lisp_Object v = XCAR (XCDR (rest));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3101 /* Maybe be Ebolified. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3102 if (nil_means_not_present && NILP (v)) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3103 keys [fill] = k;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3104 vals [fill] = v;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3105 flags[fill] = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3106 fill++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3107 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3108 /* Now iterate over B, and stop if we find something that's not in A,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3109 or that doesn't match. As we match, mark them. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3110 for (rest = b; !NILP (rest); rest = XCDR (XCDR (rest)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3111 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3112 Lisp_Object k = XCAR (rest);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3113 Lisp_Object v = XCAR (XCDR (rest));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3114 /* Maybe be Ebolified. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3115 if (nil_means_not_present && NILP (v)) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3116 for (i = 0; i < fill; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3117 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3118 if (!laxp ? EQ (k, keys [i]) :
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3119 internal_equal_0 (k, keys [i], depth, foldcase))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3120 {
434
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
3121 if (eqp
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
3122 /* We narrowly escaped being Ebolified here. */
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
3123 ? !EQ_WITH_EBOLA_NOTICE (v, vals [i])
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3124 : !internal_equal_0 (v, vals [i], depth, foldcase))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3125 /* a property in B has a different value than in A */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3126 goto MISMATCH;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3127 flags [i] = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3128 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3129 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3130 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3131 if (i == fill)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3132 /* there are some properties in B that are not in A */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3133 goto MISMATCH;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3134 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3135 /* Now check to see that all the properties in A were also in B */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3136 for (i = 0; i < fill; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3137 if (flags [i] == 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3138 goto MISMATCH;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3139
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3140 /* Ok. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3141 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3142
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3143 MISMATCH:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3144 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3145 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3146
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3147 DEFUN ("plists-eq", Fplists_eq, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3148 Return non-nil if property lists A and B are `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3149 A property list is an alternating list of keywords and values.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3150 This function does order-insensitive comparisons of the property lists:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3151 For example, the property lists '(a 1 b 2) and '(b 2 a 1) are equal.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3152 Comparison between values is done using `eq'. See also `plists-equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3153 If optional arg NIL-MEANS-NOT-PRESENT is non-nil, then a property with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3154 a nil value is ignored. This feature is a virus that has infected
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3155 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3156 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3157 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3158 (a, b, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3159 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3160 return (plists_differ (a, b, !NILP (nil_means_not_present), 0, -1, 0)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3161 ? Qnil : Qt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3162 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3163
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3164 DEFUN ("plists-equal", Fplists_equal, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3165 Return non-nil if property lists A and B are `equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3166 A property list is an alternating list of keywords and values. This
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3167 function does order-insensitive comparisons of the property lists: For
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3168 example, the property lists '(a 1 b 2) and '(b 2 a 1) are equal.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3169 Comparison between values is done using `equal'. See also `plists-eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3170 If optional arg NIL-MEANS-NOT-PRESENT is non-nil, then a property with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3171 a nil value is ignored. This feature is a virus that has infected
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3172 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3173 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3174 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3175 (a, b, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3176 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3177 return (plists_differ (a, b, !NILP (nil_means_not_present), 0, 1, 0)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3178 ? Qnil : Qt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3179 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3180
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3181
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3182 DEFUN ("lax-plists-eq", Flax_plists_eq, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3183 Return non-nil if lax property lists A and B are `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3184 A property list is an alternating list of keywords and values.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3185 This function does order-insensitive comparisons of the property lists:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3186 For example, the property lists '(a 1 b 2) and '(b 2 a 1) are equal.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3187 Comparison between values is done using `eq'. See also `plists-equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3188 A lax property list is like a regular one except that comparisons between
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3189 keywords is done using `equal' instead of `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3190 If optional arg NIL-MEANS-NOT-PRESENT is non-nil, then a property with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3191 a nil value is ignored. This feature is a virus that has infected
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3192 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3193 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3194 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3195 (a, b, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3196 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3197 return (plists_differ (a, b, !NILP (nil_means_not_present), 1, -1, 0)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3198 ? Qnil : Qt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3199 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3200
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3201 DEFUN ("lax-plists-equal", Flax_plists_equal, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3202 Return non-nil if lax property lists A and B are `equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3203 A property list is an alternating list of keywords and values. This
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3204 function does order-insensitive comparisons of the property lists: For
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3205 example, the property lists '(a 1 b 2) and '(b 2 a 1) are equal.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3206 Comparison between values is done using `equal'. See also `plists-eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3207 A lax property list is like a regular one except that comparisons between
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3208 keywords is done using `equal' instead of `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3209 If optional arg NIL-MEANS-NOT-PRESENT is non-nil, then a property with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3210 a nil value is ignored. This feature is a virus that has infected
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3211 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3212 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3213 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3214 (a, b, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3215 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3216 return (plists_differ (a, b, !NILP (nil_means_not_present), 1, 1, 0)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3217 ? Qnil : Qt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3218 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3219
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3220 /* Return the value associated with key PROPERTY in property list PLIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3221 Return nil if key not found. This function is used for internal
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3222 property lists that cannot be directly manipulated by the user.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3223 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3224
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3225 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3226 internal_plist_get (Lisp_Object plist, Lisp_Object property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3227 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3228 Lisp_Object tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3229
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3230 for (tail = plist; !NILP (tail); tail = XCDR (XCDR (tail)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3231 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3232 if (EQ (XCAR (tail), property))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3233 return XCAR (XCDR (tail));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3234 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3235
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3236 return Qunbound;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3237 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3238
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3239 /* Set PLIST's value for PROPERTY to VALUE. Analogous to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3240 internal_plist_get(). */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3241
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3242 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3243 internal_plist_put (Lisp_Object *plist, Lisp_Object property,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3244 Lisp_Object value)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3245 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3246 Lisp_Object tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3247
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3248 for (tail = *plist; !NILP (tail); tail = XCDR (XCDR (tail)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3249 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3250 if (EQ (XCAR (tail), property))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3251 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3252 XCAR (XCDR (tail)) = value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3253 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3254 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3255 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3256
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3257 *plist = Fcons (property, Fcons (value, *plist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3258 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3259
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3260 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3261 internal_remprop (Lisp_Object *plist, Lisp_Object property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3262 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3263 Lisp_Object tail, prev;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3264
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3265 for (tail = *plist, prev = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3266 !NILP (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3267 tail = XCDR (XCDR (tail)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3268 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3269 if (EQ (XCAR (tail), property))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3270 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3271 if (NILP (prev))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3272 *plist = XCDR (XCDR (tail));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3273 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3274 XCDR (XCDR (prev)) = XCDR (XCDR (tail));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3275 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3276 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3277 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3278 prev = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3279 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3280
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3281 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3282 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3283
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3284 /* Called on a malformed property list. BADPLACE should be some
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3285 place where truncating will form a good list -- i.e. we shouldn't
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3286 result in a list with an odd length. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3287
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3288 static Lisp_Object
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3289 bad_bad_bunny (Lisp_Object *plist, Lisp_Object *badplace, Error_Behavior errb)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3290 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3291 if (ERRB_EQ (errb, ERROR_ME))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3292 return Fsignal (Qmalformed_property_list, list2 (*plist, *badplace));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3293 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3294 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3295 if (ERRB_EQ (errb, ERROR_ME_WARN))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3296 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3297 warn_when_safe_lispobj
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3298 (Qlist, Qwarning,
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
3299 list2 (build_msg_string
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3300 ("Malformed property list -- list has been truncated"),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3301 *plist));
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3302 /* #### WARNING: This is more dangerous than it seems; perhaps
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3303 not a good idea. It also violates the principle of least
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3304 surprise -- passing in ERROR_ME_WARN causes truncation, but
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3305 ERROR_ME and ERROR_ME_NOT don't. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3306 *badplace = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3307 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3308 return Qunbound;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3309 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3310 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3311
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3312 /* Called on a circular property list. BADPLACE should be some place
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3313 where truncating will result in an even-length list, as above.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3314 If doesn't particularly matter where we truncate -- anywhere we
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3315 truncate along the entire list will break the circularity, because
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3316 it will create a terminus and the list currently doesn't have one.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3317 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3318
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3319 static Lisp_Object
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3320 bad_bad_turtle (Lisp_Object *plist, Lisp_Object *badplace, Error_Behavior errb)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3321 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3322 if (ERRB_EQ (errb, ERROR_ME))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3323 return Fsignal (Qcircular_property_list, list1 (*plist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3324 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3325 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3326 if (ERRB_EQ (errb, ERROR_ME_WARN))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3327 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3328 warn_when_safe_lispobj
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3329 (Qlist, Qwarning,
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
3330 list2 (build_msg_string
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3331 ("Circular property list -- list has been truncated"),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3332 *plist));
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3333 /* #### WARNING: This is more dangerous than it seems; perhaps
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3334 not a good idea. It also violates the principle of least
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3335 surprise -- passing in ERROR_ME_WARN causes truncation, but
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3336 ERROR_ME and ERROR_ME_NOT don't. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3337 *badplace = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3338 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3339 return Qunbound;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3340 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3341 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3342
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3343 /* Advance the tortoise pointer by two (one iteration of a property-list
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3344 loop) and the hare pointer by four and verify that no malformations
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3345 or circularities exist. If so, return zero and store a value into
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3346 RETVAL that should be returned by the calling function. Otherwise,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3347 return 1. See external_plist_get().
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3348 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3349
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3350 static int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3351 advance_plist_pointers (Lisp_Object *plist,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3352 Lisp_Object **tortoise, Lisp_Object **hare,
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3353 Error_Behavior errb, Lisp_Object *retval)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3354 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3355 int i;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3356 Lisp_Object *tortsave = *tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3357
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3358 /* Note that our "fixing" may be more brutal than necessary,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3359 but it's the user's own problem, not ours, if they went in and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3360 manually fucked up a plist. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3361
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3362 for (i = 0; i < 2; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3363 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3364 /* This is a standard iteration of a defensive-loop-checking
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3365 loop. We just do it twice because we want to advance past
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3366 both the property and its value.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3367
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3368 If the pointer indirection is confusing you, remember that
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3369 one level of indirection on the hare and tortoise pointers
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3370 is only due to pass-by-reference for this function. The other
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3371 level is so that the plist can be fixed in place. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3372
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3373 /* When we reach the end of a well-formed plist, **HARE is
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3374 nil. In that case, we don't do anything at all except
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3375 advance TORTOISE by one. Otherwise, we advance HARE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3376 by two (making sure it's OK to do so), then advance
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3377 TORTOISE by one (it will always be OK to do so because
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3378 the HARE is always ahead of the TORTOISE and will have
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3379 already verified the path), then make sure TORTOISE and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3380 HARE don't contain the same non-nil object -- if the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3381 TORTOISE and the HARE ever meet, then obviously we're
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3382 in a circularity, and if we're in a circularity, then
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3383 the TORTOISE and the HARE can't cross paths without
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3384 meeting, since the HARE only gains one step over the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3385 TORTOISE per iteration. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3386
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3387 if (!NILP (**hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3388 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3389 Lisp_Object *haresave = *hare;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3390 if (!CONSP (**hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3391 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3392 *retval = bad_bad_bunny (plist, haresave, errb);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3393 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3394 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3395 *hare = &XCDR (**hare);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3396 /* In a non-plist, we'd check here for a nil value for
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3397 **HARE, which is OK (it just means the list has an
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3398 odd number of elements). In a plist, it's not OK
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3399 for the list to have an odd number of elements. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3400 if (!CONSP (**hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3401 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3402 *retval = bad_bad_bunny (plist, haresave, errb);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3403 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3404 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3405 *hare = &XCDR (**hare);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3406 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3407
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3408 *tortoise = &XCDR (**tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3409 if (!NILP (**hare) && EQ (**tortoise, **hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3410 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3411 *retval = bad_bad_turtle (plist, tortsave, errb);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3412 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3413 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3414 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3415
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3416 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3417 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3418
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3419 /* Return the value of PROPERTY from PLIST, or Qunbound if
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3420 property is not on the list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3421
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3422 PLIST is a Lisp-accessible property list, meaning that it
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3423 has to be checked for malformations and circularities.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3424
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3425 If ERRB is ERROR_ME, an error will be signalled. Otherwise, the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3426 function will never signal an error; and if ERRB is ERROR_ME_WARN,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3427 on finding a malformation or a circularity, it issues a warning and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3428 attempts to silently fix the problem.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3429
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3430 A pointer to PLIST is passed in so that PLIST can be successfully
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3431 "fixed" even if the error is at the beginning of the plist. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3432
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3433 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3434 external_plist_get (Lisp_Object *plist, Lisp_Object property,
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3435 int laxp, Error_Behavior errb)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3436 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3437 Lisp_Object *tortoise = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3438 Lisp_Object *hare = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3439
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3440 while (!NILP (*tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3441 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3442 Lisp_Object *tortsave = tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3443 Lisp_Object retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3444
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3445 /* We do the standard tortoise/hare march. We isolate the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3446 grungy stuff to do this in advance_plist_pointers(), though.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3447 To us, all this function does is advance the tortoise
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3448 pointer by two and the hare pointer by four and make sure
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3449 everything's OK. We first advance the pointers and then
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3450 check if a property matched; this ensures that our
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3451 check for a matching property is safe. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3452
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3453 if (!advance_plist_pointers (plist, &tortoise, &hare, errb, &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3454 return retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3455
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3456 if (!laxp ? EQ (XCAR (*tortsave), property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3457 : internal_equal (XCAR (*tortsave), property, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3458 return XCAR (XCDR (*tortsave));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3459 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3460
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3461 return Qunbound;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3462 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3463
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3464 /* Set PLIST's value for PROPERTY to VALUE, given a possibly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3465 malformed or circular plist. Analogous to external_plist_get(). */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3466
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3467 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3468 external_plist_put (Lisp_Object *plist, Lisp_Object property,
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3469 Lisp_Object value, int laxp, Error_Behavior errb)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3470 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3471 Lisp_Object *tortoise = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3472 Lisp_Object *hare = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3473
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3474 while (!NILP (*tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3475 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3476 Lisp_Object *tortsave = tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3477 Lisp_Object retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3478
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3479 /* See above */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3480 if (!advance_plist_pointers (plist, &tortoise, &hare, errb, &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3481 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3482
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3483 if (!laxp ? EQ (XCAR (*tortsave), property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3484 : internal_equal (XCAR (*tortsave), property, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3485 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3486 XCAR (XCDR (*tortsave)) = value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3487 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3488 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3489 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3490
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3491 *plist = Fcons (property, Fcons (value, *plist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3492 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3493
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3494 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3495 external_remprop (Lisp_Object *plist, Lisp_Object property,
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3496 int laxp, Error_Behavior errb)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3497 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3498 Lisp_Object *tortoise = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3499 Lisp_Object *hare = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3500
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3501 while (!NILP (*tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3502 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3503 Lisp_Object *tortsave = tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3504 Lisp_Object retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3505
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3506 /* See above */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3507 if (!advance_plist_pointers (plist, &tortoise, &hare, errb, &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3508 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3509
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3510 if (!laxp ? EQ (XCAR (*tortsave), property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3511 : internal_equal (XCAR (*tortsave), property, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3512 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3513 /* Now you see why it's so convenient to have that level
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3514 of indirection. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3515 *tortsave = XCDR (XCDR (*tortsave));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3516 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3517 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3518 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3519
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3520 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3521 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3522
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3523 DEFUN ("plist-get", Fplist_get, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3524 Extract a value from a property list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3525 PLIST is a property list, which is a list of the form
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3526 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...).
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3527 PROPERTY is usually a symbol.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3528 This function returns the value corresponding to the PROPERTY,
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3529 or DEFAULT if PROPERTY is not one of the properties on the list.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3530 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3531 (plist, property, default_))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3532 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3533 Lisp_Object value = external_plist_get (&plist, property, 0, ERROR_ME);
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3534 return UNBOUNDP (value) ? default_ : value;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3535 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3536
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3537 DEFUN ("plist-put", Fplist_put, 3, 3, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3538 Change value in PLIST of PROPERTY to VALUE.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3539 PLIST is a property list, which is a list of the form
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3540 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2 ...).
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3541 PROPERTY is usually a symbol and VALUE is any object.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3542 If PROPERTY is already a property on the list, its value is set to VALUE,
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3543 otherwise the new PROPERTY VALUE pair is added.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3544 The new plist is returned; use `(setq x (plist-put x property value))'
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3545 to be sure to use the new value. PLIST is modified by side effect.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3546 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3547 (plist, property, value))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3548 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3549 external_plist_put (&plist, property, value, 0, ERROR_ME);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3550 return plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3551 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3552
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3553 DEFUN ("plist-remprop", Fplist_remprop, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3554 Remove from PLIST the property PROPERTY and its value.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3555 PLIST is a property list, which is a list of the form
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3556 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2 ...).
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3557 PROPERTY is usually a symbol.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3558 The new plist is returned; use `(setq x (plist-remprop x property))'
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3559 to be sure to use the new value. PLIST is modified by side effect.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3560 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3561 (plist, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3562 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3563 external_remprop (&plist, property, 0, ERROR_ME);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3564 return plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3565 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3566
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3567 DEFUN ("plist-member", Fplist_member, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3568 Return t if PROPERTY has a value specified in PLIST.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3569 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3570 (plist, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3571 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3572 Lisp_Object value = Fplist_get (plist, property, Qunbound);
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3573 return UNBOUNDP (value) ? Qnil : Qt;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3574 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3575
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3576 DEFUN ("check-valid-plist", Fcheck_valid_plist, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3577 Given a plist, signal an error if there is anything wrong with it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3578 This means that it's a malformed or circular plist.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3579 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3580 (plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3581 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3582 Lisp_Object *tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3583 Lisp_Object *hare;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3584
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3585 start_over:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3586 tortoise = &plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3587 hare = &plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3588 while (!NILP (*tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3589 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3590 Lisp_Object retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3591
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3592 /* See above */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3593 if (!advance_plist_pointers (&plist, &tortoise, &hare, ERROR_ME,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3594 &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3595 goto start_over;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3596 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3597
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3598 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3599 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3600
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3601 DEFUN ("valid-plist-p", Fvalid_plist_p, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3602 Given a plist, return non-nil if its format is correct.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3603 If it returns nil, `check-valid-plist' will signal an error when given
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3604 the plist; that means it's a malformed or circular plist.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3605 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3606 (plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3607 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3608 Lisp_Object *tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3609 Lisp_Object *hare;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3610
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3611 tortoise = &plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3612 hare = &plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3613 while (!NILP (*tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3614 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3615 Lisp_Object retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3616
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3617 /* See above */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3618 if (!advance_plist_pointers (&plist, &tortoise, &hare, ERROR_ME_NOT,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3619 &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3620 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3621 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3622
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3623 return Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3624 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3625
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3626 DEFUN ("canonicalize-plist", Fcanonicalize_plist, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3627 Destructively remove any duplicate entries from a plist.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3628 In such cases, the first entry applies.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3629
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3630 If optional arg NIL-MEANS-NOT-PRESENT is non-nil, then a property with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3631 a nil value is removed. This feature is a virus that has infected
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3632 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3633 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3634
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3635 The new plist is returned. If NIL-MEANS-NOT-PRESENT is given, the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3636 return value may not be EQ to the passed-in value, so make sure to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3637 `setq' the value back into where it came from.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3638 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3639 (plist, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3640 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3641 Lisp_Object head = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3642
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3643 Fcheck_valid_plist (plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3644
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3645 while (!NILP (plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3646 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3647 Lisp_Object prop = Fcar (plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3648 Lisp_Object next = Fcdr (plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3649
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3650 CHECK_CONS (next); /* just make doubly sure we catch any errors */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3651 if (!NILP (nil_means_not_present) && NILP (Fcar (next)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3652 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3653 if (EQ (head, plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3654 head = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3655 plist = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3656 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3657 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3658 /* external_remprop returns 1 if it removed any property.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3659 We have to loop till it didn't remove anything, in case
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3660 the property occurs many times. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3661 while (external_remprop (&XCDR (next), prop, 0, ERROR_ME))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3662 DO_NOTHING;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3663 plist = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3664 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3665
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3666 return head;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3667 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3668
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3669 DEFUN ("lax-plist-get", Flax_plist_get, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3670 Extract a value from a lax property list.
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3671 LAX-PLIST is a lax property list, which is a list of the form
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3672 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...), where comparisons between
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3673 properties is done using `equal' instead of `eq'.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3674 PROPERTY is usually a symbol.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3675 This function returns the value corresponding to PROPERTY,
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3676 or DEFAULT if PROPERTY is not one of the properties on the list.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3677 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3678 (lax_plist, property, default_))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3679 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3680 Lisp_Object value = external_plist_get (&lax_plist, property, 1, ERROR_ME);
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3681 return UNBOUNDP (value) ? default_ : value;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3682 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3683
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3684 DEFUN ("lax-plist-put", Flax_plist_put, 3, 3, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3685 Change value in LAX-PLIST of PROPERTY to VALUE.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3686 LAX-PLIST is a lax property list, which is a list of the form
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3687 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...), where comparisons between
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3688 properties is done using `equal' instead of `eq'.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3689 PROPERTY is usually a symbol and VALUE is any object.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3690 If PROPERTY is already a property on the list, its value is set to
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3691 VALUE, otherwise the new PROPERTY VALUE pair is added.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3692 The new plist is returned; use `(setq x (lax-plist-put x property value))'
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3693 to be sure to use the new value. LAX-PLIST is modified by side effect.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3694 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3695 (lax_plist, property, value))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3696 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3697 external_plist_put (&lax_plist, property, value, 1, ERROR_ME);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3698 return lax_plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3699 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3700
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3701 DEFUN ("lax-plist-remprop", Flax_plist_remprop, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3702 Remove from LAX-PLIST the property PROPERTY and its value.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3703 LAX-PLIST is a lax property list, which is a list of the form
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3704 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...), where comparisons between
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3705 properties is done using `equal' instead of `eq'.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3706 PROPERTY is usually a symbol.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3707 The new plist is returned; use `(setq x (lax-plist-remprop x property))'
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3708 to be sure to use the new value. LAX-PLIST is modified by side effect.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3709 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3710 (lax_plist, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3711 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3712 external_remprop (&lax_plist, property, 1, ERROR_ME);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3713 return lax_plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3714 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3715
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3716 DEFUN ("lax-plist-member", Flax_plist_member, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3717 Return t if PROPERTY has a value specified in LAX-PLIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3718 LAX-PLIST is a lax property list, which is a list of the form
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3719 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...), where comparisons between
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3720 properties is done using `equal' instead of `eq'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3721 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3722 (lax_plist, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3723 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3724 return UNBOUNDP (Flax_plist_get (lax_plist, property, Qunbound)) ? Qnil : Qt;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3725 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3726
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3727 DEFUN ("canonicalize-lax-plist", Fcanonicalize_lax_plist, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3728 Destructively remove any duplicate entries from a lax plist.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3729 In such cases, the first entry applies.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3730
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3731 If optional arg NIL-MEANS-NOT-PRESENT is non-nil, then a property with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3732 a nil value is removed. This feature is a virus that has infected
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3733 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3734 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3735
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3736 The new plist is returned. If NIL-MEANS-NOT-PRESENT is given, the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3737 return value may not be EQ to the passed-in value, so make sure to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3738 `setq' the value back into where it came from.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3739 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3740 (lax_plist, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3741 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3742 Lisp_Object head = lax_plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3743
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3744 Fcheck_valid_plist (lax_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3745
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3746 while (!NILP (lax_plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3747 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3748 Lisp_Object prop = Fcar (lax_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3749 Lisp_Object next = Fcdr (lax_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3750
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3751 CHECK_CONS (next); /* just make doubly sure we catch any errors */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3752 if (!NILP (nil_means_not_present) && NILP (Fcar (next)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3753 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3754 if (EQ (head, lax_plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3755 head = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3756 lax_plist = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3757 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3758 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3759 /* external_remprop returns 1 if it removed any property.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3760 We have to loop till it didn't remove anything, in case
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3761 the property occurs many times. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3762 while (external_remprop (&XCDR (next), prop, 1, ERROR_ME))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3763 DO_NOTHING;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3764 lax_plist = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3765 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3766
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3767 return head;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3768 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3769
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3770 /* In C because the frame props stuff uses it */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3771
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3772 DEFUN ("destructive-alist-to-plist", Fdestructive_alist_to_plist, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3773 Convert association list ALIST into the equivalent property-list form.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3774 The plist is returned. This converts from
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3775
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3776 \((a . 1) (b . 2) (c . 3))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3777
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3778 into
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3779
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3780 \(a 1 b 2 c 3)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3781
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3782 The original alist is destroyed in the process of constructing the plist.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3783 See also `alist-to-plist'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3784 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3785 (alist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3786 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3787 Lisp_Object head = alist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3788 while (!NILP (alist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3789 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3790 /* remember the alist element. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3791 Lisp_Object el = Fcar (alist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3792
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3793 Fsetcar (alist, Fcar (el));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3794 Fsetcar (el, Fcdr (el));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3795 Fsetcdr (el, Fcdr (alist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3796 Fsetcdr (alist, el);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3797 alist = Fcdr (Fcdr (alist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3798 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3799
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3800 return head;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3801 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3802
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3803 DEFUN ("get", Fget, 2, 3, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3804 Return the value of OBJECT's PROPERTY property.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3805 This is the last VALUE stored with `(put OBJECT PROPERTY VALUE)'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3806 If there is no such property, return optional third arg DEFAULT
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3807 \(which defaults to `nil'). OBJECT can be a symbol, string, extent,
5255
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3808 face, glyph, or process. See also `put', `remprop', `object-plist', and
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3809 `object-setplist'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3810 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3811 (object, property, default_))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3812 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3813 /* Various places in emacs call Fget() and expect it not to quit,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3814 so don't quit. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3815 Lisp_Object val;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3816
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3817 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->getprop)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3818 val = XRECORD_LHEADER_IMPLEMENTATION (object)->getprop (object, property);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3819 else
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3820 invalid_operation ("Object type has no properties", object);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3821
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3822 return UNBOUNDP (val) ? default_ : val;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3823 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3824
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3825 DEFUN ("put", Fput, 3, 3, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3826 Set OBJECT's PROPERTY to VALUE.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3827 It can be subsequently retrieved with `(get OBJECT PROPERTY)'.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3828 OBJECT can be a symbol, face, extent, or string.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3829 For a string, no properties currently have predefined meanings.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3830 For the predefined properties for extents, see `set-extent-property'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3831 For the predefined properties for faces, see `set-face-property'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3832 See also `get', `remprop', and `object-plist'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3833 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3834 (object, property, value))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3835 {
1920
c66036f59678 [xemacs-hg @ 2004-02-20 07:29:16 by stephent]
stephent
parents: 1849
diff changeset
3836 /* This function cannot GC */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3837 CHECK_LISP_WRITEABLE (object);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3838
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3839 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->putprop)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3840 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3841 if (! XRECORD_LHEADER_IMPLEMENTATION (object)->putprop
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3842 (object, property, value))
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3843 invalid_change ("Can't set property on object", property);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3844 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3845 else
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3846 invalid_change ("Object type has no settable properties", object);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3847
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3848 return value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3849 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3850
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3851 DEFUN ("remprop", Fremprop, 2, 2, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3852 Remove, from OBJECT's property list, PROPERTY and its corresponding value.
5255
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3853 OBJECT can be a symbol, string, extent, face, glyph, or process.
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3854 Return non-nil if the property list was actually modified (i.e. if PROPERTY
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3855 was present in the property list). See also `get', `put', `object-plist',
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3856 and `object-setplist'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3857 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3858 (object, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3859 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3860 int ret = 0;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3861
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3862 CHECK_LISP_WRITEABLE (object);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3863
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3864 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->remprop)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3865 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3866 ret = XRECORD_LHEADER_IMPLEMENTATION (object)->remprop (object, property);
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3867 if (ret == -1)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3868 invalid_change ("Can't remove property from object", property);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3869 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3870 else
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3871 invalid_change ("Object type has no removable properties", object);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3872
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3873 return ret ? Qt : Qnil;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3874 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3875
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3876 DEFUN ("object-plist", Fobject_plist, 1, 1, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3877 Return a property list of OBJECT's properties.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3878 For a symbol, this is equivalent to `symbol-plist'.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3879 OBJECT can be a symbol, string, extent, face, or glyph.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3880 Do not modify the returned property list directly;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3881 this may or may not have the desired effects. Use `put' instead.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3882 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3883 (object))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3884 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3885 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->plist)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3886 return XRECORD_LHEADER_IMPLEMENTATION (object)->plist (object);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3887 else
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3888 invalid_operation ("Object type has no properties", object);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3889
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3890 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3891 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3892
5255
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3893 DEFUN ("object-setplist", Fobject_setplist, 2, 2, 0, /*
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3894 Set OBJECT's property list to NEWPLIST, and return NEWPLIST.
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3895 For a symbol, this is equivalent to `setplist'.
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3896
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3897 OBJECT can be a symbol or a process, other objects with visible plists do
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3898 not allow their modification with `object-setplist'.
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3899 */
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3900 (object, newplist))
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3901 {
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3902 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->setplist)
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3903 {
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3904 return XRECORD_LHEADER_IMPLEMENTATION (object)->setplist (object,
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3905 newplist);
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3906 }
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3907
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3908 invalid_operation ("Not possible to set object's plist", object);
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3909 return Qnil;
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3910 }
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3911
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3912
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3913
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3914 static Lisp_Object
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3915 tweaked_internal_equal (Lisp_Object obj1, Lisp_Object obj2,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3916 Lisp_Object depth)
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3917 {
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3918 return make_int (internal_equal (obj1, obj2, XINT (depth)));
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3919 }
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3920
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3921 int
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3922 internal_equal_trapping_problems (Lisp_Object warning_class,
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
3923 const Ascbyte *warning_string,
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3924 int flags,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3925 struct call_trapping_problems_result *p,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3926 int retval,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3927 Lisp_Object obj1, Lisp_Object obj2,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3928 int depth)
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3929 {
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3930 Lisp_Object glorp =
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3931 va_call_trapping_problems (warning_class, warning_string,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3932 flags, p,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3933 (lisp_fn_t) tweaked_internal_equal,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3934 3, obj1, obj2, make_int (depth));
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3935 if (UNBOUNDP (glorp))
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3936 return retval;
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3937 else
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3938 return XINT (glorp);
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3939 }
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3940
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3941 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3942 internal_equal (Lisp_Object obj1, Lisp_Object obj2, int depth)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3943 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3944 if (depth > 200)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3945 stack_overflow ("Stack overflow in equal", Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3946 QUIT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3947 if (EQ_WITH_EBOLA_NOTICE (obj1, obj2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3948 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3949 /* Note that (equal 20 20.0) should be nil */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3950 if (XTYPE (obj1) != XTYPE (obj2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3951 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3952 if (LRECORDP (obj1))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3953 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3954 const struct lrecord_implementation
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3955 *imp1 = XRECORD_LHEADER_IMPLEMENTATION (obj1),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3956 *imp2 = XRECORD_LHEADER_IMPLEMENTATION (obj2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3957
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3958 return (imp1 == imp2) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3959 /* EQ-ness of the objects was noticed above */
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3960 (imp1->equal && (imp1->equal) (obj1, obj2, depth, 0));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3961 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3962
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3963 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3964 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3965
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3966 enum array_type
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3967 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3968 ARRAY_NONE = 0,
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3969 ARRAY_STRING,
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3970 ARRAY_VECTOR,
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3971 ARRAY_BIT_VECTOR
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3972 };
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3973
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3974 static enum array_type
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3975 array_type (Lisp_Object obj)
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3976 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3977 if (STRINGP (obj))
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3978 return ARRAY_STRING;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3979 if (VECTORP (obj))
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3980 return ARRAY_VECTOR;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3981 if (BIT_VECTORP (obj))
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3982 return ARRAY_BIT_VECTOR;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3983 return ARRAY_NONE;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3984 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3985
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3986 int
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3987 internal_equalp (Lisp_Object obj1, Lisp_Object obj2, int depth)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3988 {
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3989 if (depth > 200)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3990 stack_overflow ("Stack overflow in equalp", Qunbound);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3991 QUIT;
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3992
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3993 /* 1. Objects that are `eq' are equal. This will catch the common case
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3994 of two equal fixnums or the same object seen twice. */
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3995 if (EQ_WITH_EBOLA_NOTICE (obj1, obj2))
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3996 return 1;
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3997
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3998 /* 2. If both numbers, compare with `='. */
1983
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
3999 if (NUMBERP (obj1) && NUMBERP (obj2))
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
4000 {
4910
6bc1f3f6cf0d Make canoncase visible to Lisp; use it with chars in internal_equalp.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4906
diff changeset
4001 return (0 == bytecode_arithcompare (obj1, obj2));
1983
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
4002 }
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4003
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4004 /* 3. If characters, compare case-insensitively. */
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4005 if (CHARP (obj1) && CHARP (obj2))
4910
6bc1f3f6cf0d Make canoncase visible to Lisp; use it with chars in internal_equalp.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4906
diff changeset
4006 return CANONCASE (0, XCHAR (obj1)) == CANONCASE (0, XCHAR (obj2));
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4007
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4008 /* 4. If arrays of different types, compare their lengths, and
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4009 then compare element-by-element. */
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4010 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4011 enum array_type artype1, artype2;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4012 artype1 = array_type (obj1);
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4013 artype2 = array_type (obj2);
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4014 if (artype1 != artype2 && artype1 && artype2)
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4015 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4016 EMACS_INT i;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4017 EMACS_INT l1 = XINT (Flength (obj1));
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4018 EMACS_INT l2 = XINT (Flength (obj2));
4910
6bc1f3f6cf0d Make canoncase visible to Lisp; use it with chars in internal_equalp.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4906
diff changeset
4019 /* Both arrays, but of different lengths */
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4020 if (l1 != l2)
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4021 return 0;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4022 for (i = 0; i < l1; i++)
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4023 if (!internal_equalp (Faref (obj1, make_int (i)),
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4024 Faref (obj2, make_int (i)), depth + 1))
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4025 return 0;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4026 return 1;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4027 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4028 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4029 /* 5. Else, they must be the same type. If so, call the equal() method,
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4030 telling it to fold case. For objects that care about case-folding
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4031 their contents, the equal() method will call internal_equal_0(). */
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4032 if (XTYPE (obj1) != XTYPE (obj2))
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4033 return 0;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4034 if (LRECORDP (obj1))
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4035 {
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4036 const struct lrecord_implementation
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4037 *imp1 = XRECORD_LHEADER_IMPLEMENTATION (obj1),
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4038 *imp2 = XRECORD_LHEADER_IMPLEMENTATION (obj2);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4039
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4040 return (imp1 == imp2) &&
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4041 /* EQ-ness of the objects was noticed above */
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4042 (imp1->equal && (imp1->equal) (obj1, obj2, depth, 1));
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4043 }
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4044
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4045 return 0;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4046 }
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
4047
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4048 int
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4049 internal_equal_0 (Lisp_Object obj1, Lisp_Object obj2, int depth, int foldcase)
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4050 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4051 if (foldcase)
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4052 return internal_equalp (obj1, obj2, depth);
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4053 else
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4054 return internal_equal (obj1, obj2, depth);
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4055 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4056
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4057 /* Note that we may be calling sub-objects that will use
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4058 internal_equal() (instead of internal_old_equal()). Oh well.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4059 We will get an Ebola note if there's any possibility of confusion,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4060 but that seems unlikely. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4061
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4062 static int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4063 internal_old_equal (Lisp_Object obj1, Lisp_Object obj2, int depth)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4064 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4065 if (depth > 200)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
4066 stack_overflow ("Stack overflow in equal", Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4067 QUIT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4068 if (HACKEQ_UNSAFE (obj1, obj2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4069 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4070 /* Note that (equal 20 20.0) should be nil */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4071 if (XTYPE (obj1) != XTYPE (obj2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4072 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4073
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4074 return internal_equal (obj1, obj2, depth);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4075 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4076
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4077 DEFUN ("equal", Fequal, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4078 Return t if two Lisp objects have similar structure and contents.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4079 They must have the same data type.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4080 Conses are compared by comparing the cars and the cdrs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4081 Vectors and strings are compared element by element.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4082 Numbers are compared by value. Symbols must match exactly.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4083 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
4084 (object1, object2))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4085 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
4086 return internal_equal (object1, object2, 0) ? Qt : Qnil;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4087 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4088
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4089 DEFUN ("equalp", Fequalp, 2, 2, 0, /*
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4090 Return t if two Lisp objects have similar structure and contents.
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4091
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4092 This is like `equal', except that it accepts numerically equal
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4093 numbers of different types (float, integer, bignum, bigfloat), and also
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4094 compares strings and characters case-insensitively.
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4095
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4096 Type objects that are arrays (that is, strings, bit-vectors, and vectors)
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4097 of the same length and with contents that are `equalp' are themselves
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4098 `equalp', regardless of whether the two objects have the same type.
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4099
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4100 Other objects whose primary purpose is as containers of other objects are
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4101 `equalp' if they would otherwise be equal (same length, type, etc.) and
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4102 their contents are `equalp'. This goes for conses, weak lists,
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4103 weak boxes, ephemerons, specifiers, hash tables, char tables and range
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4104 tables. However, objects that happen to contain other objects but are not
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4105 primarily designed for this purpose (e.g. compiled functions, events or
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4106 display-related objects such as glyphs, faces or extents) are currently
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4107 compared using `equalp' the same way as using `equal'.
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4108
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4109 More specifically, two hash tables are `equalp' if they have the same test
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4110 (see `hash-table-test'), the same number of entries, and the same value for
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4111 `hash-table-weakness', and if, for each entry in one hash table, its key is
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4112 equivalent to a key in the other hash table using the hash table test, and
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4113 its value is `equalp' to the other hash table's value for that key.
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4114 */
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4115 (object1, object2))
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4116 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4117 return internal_equalp (object1, object2, 0) ? Qt : Qnil;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4118 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4119
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4120 DEFUN ("old-equal", Fold_equal, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4121 Return t if two Lisp objects have similar structure and contents.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4122 They must have the same data type.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4123 \(Note, however, that an exception is made for characters and integers;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4124 this is known as the "char-int confoundance disease." See `eq' and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4125 `old-eq'.)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4126 This function is provided only for byte-code compatibility with v19.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4127 Do not use it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4128 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
4129 (object1, object2))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4130 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
4131 return internal_old_equal (object1, object2, 0) ? Qt : Qnil;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4132 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4133
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4134
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4135 static Lisp_Object replace_string_range_1 (Lisp_Object dest,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4136 Lisp_Object start,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4137 Lisp_Object end,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4138 const Ibyte *source,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4139 const Ibyte *source_limit,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4140 Lisp_Object item);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4141
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4142 /* Fill the substring of DEST beginning at START and ending before END with
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4143 the character ITEM. If DEST does not have sufficient space for END -
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4144 START characters at START, write as many as is possible without changing
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4145 the character length of DEST. Update the string modification flag and do
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4146 any sledgehammer checks we have turned on.
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4147
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4148 START must be a Lisp integer. END can be nil, indicating the length of the
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4149 string, or a Lisp integer. The condition (<= 0 START END (length DEST))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4150 must hold, or fill_string_range() will signal an error. */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4151 static Lisp_Object
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4152 fill_string_range (Lisp_Object dest, Lisp_Object item, Lisp_Object start,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4153 Lisp_Object end)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4154 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4155 return replace_string_range_1 (dest, start, end, NULL, NULL, item);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4156 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4157
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4158 DEFUN ("fill", Ffill, 2, MANY, 0, /*
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4159 Destructively modify SEQUENCE by replacing each element with ITEM.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4160 SEQUENCE is a list, vector, bit vector, or string.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4161
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4162 Optional keyword START is the index of the first element of SEQUENCE
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4163 to be modified, and defaults to zero. Optional keyword END is the
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4164 exclusive upper bound on the elements of SEQUENCE to be modified, and
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4165 defaults to the length of SEQUENCE.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4166
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4167 arguments: (SEQUENCE ITEM &key (START 0) (END (length SEQUENCE)))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4168 */
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4169 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4170 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4171 Lisp_Object sequence = args[0];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4172 Lisp_Object item = args[1];
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4173 Elemcount starting = 0, ending = EMACS_INT_MAX, ii, len;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4174
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
4175 PARSE_KEYWORDS (Ffill, nargs, args, 2, (start, end), (start = Qzero));
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4176
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4177 CHECK_NATNUM (start);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4178 starting = XINT (start);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4179
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4180 if (!NILP (end))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4181 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4182 CHECK_NATNUM (end);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4183 ending = XINT (end);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4184 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4185
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4186 retry:
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4187 if (STRINGP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4188 {
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4189 CHECK_CHAR_COERCE_INT (item);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4190 CHECK_LISP_WRITEABLE (sequence);
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4191
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4192 fill_string_range (sequence, item, start, end);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4193 }
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4194 else if (VECTORP (sequence))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4195 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4196 Lisp_Object *p = XVECTOR_DATA (sequence);
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4197
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4198 CHECK_LISP_WRITEABLE (sequence);
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4199 len = XVECTOR_LENGTH (sequence);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4200
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4201 check_sequence_range (sequence, start, end, make_int (len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4202 ending = min (ending, len);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4203
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4204 for (ii = starting; ii < ending; ++ii)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4205 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4206 p[ii] = item;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4207 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4208 }
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4209 else if (BIT_VECTORP (sequence))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4210 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4211 Lisp_Bit_Vector *v = XBIT_VECTOR (sequence);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4212 int bit;
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4213
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4214 CHECK_BIT (item);
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
4215 bit = XINT (item);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4216 CHECK_LISP_WRITEABLE (sequence);
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4217 len = bit_vector_length (v);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4218
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4219 check_sequence_range (sequence, start, end, make_int (len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4220 ending = min (ending, len);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4221
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4222 for (ii = starting; ii < ending; ++ii)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4223 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4224 set_bit_vector_bit (v, ii, bit);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4225 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4226 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4227 else if (LISTP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4228 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4229 Elemcount counting = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4230
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4231 EXTERNAL_LIST_LOOP_3 (elt, sequence, tail)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4232 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4233 if (counting >= starting)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4234 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4235 if (counting < ending)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4236 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4237 XSETCAR (tail, item);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4238 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4239 else if (counting == ending)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4240 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4241 break;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4242 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4243 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4244 ++counting;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4245 }
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4246
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
4247 if (counting < starting || (counting != ending && !NILP (end)))
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4248 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
4249 check_sequence_range (args[0], start, end, Flength (args[0]));
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4250 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4251 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4252 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4253 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4254 sequence = wrong_type_argument (Qsequencep, sequence);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4255 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4256 }
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4257 return sequence;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4258 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4259
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4260 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4261 nconc2 (Lisp_Object arg1, Lisp_Object arg2)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4262 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4263 Lisp_Object args[2];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4264 struct gcpro gcpro1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4265 args[0] = arg1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4266 args[1] = arg2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4267
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4268 GCPRO1 (args[0]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4269 gcpro1.nvars = 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4270
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4271 RETURN_UNGCPRO (bytecode_nconc2 (args));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4272 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4273
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4274 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4275 bytecode_nconc2 (Lisp_Object *args)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4276 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4277 retry:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4278
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4279 if (CONSP (args[0]))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4280 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4281 /* (setcdr (last args[0]) args[1]) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4282 Lisp_Object tortoise, hare;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
4283 Elemcount count;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4284
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4285 for (hare = tortoise = args[0], count = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4286 CONSP (XCDR (hare));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4287 hare = XCDR (hare), count++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4288 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4289 if (count < CIRCULAR_LIST_SUSPICION_LENGTH) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4290
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4291 if (count & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4292 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4293 if (EQ (hare, tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4294 signal_circular_list_error (args[0]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4295 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4296 XCDR (hare) = args[1];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4297 return args[0];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4298 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4299 else if (NILP (args[0]))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4300 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4301 return args[1];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4302 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4303 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4304 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4305 args[0] = wrong_type_argument (args[0], Qlistp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4306 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4307 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4308 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4309
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4310 DEFUN ("nconc", Fnconc, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4311 Concatenate any number of lists by altering them.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4312 Only the last argument is not altered, and need not be a list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4313 Also see: `append'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4314 If the first argument is nil, there is no way to modify it by side
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4315 effect; therefore, write `(setq foo (nconc foo list))' to be sure of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4316 changing the value of `foo'.
4693
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
4317
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
4318 arguments: (&rest ARGS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4319 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4320 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4321 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4322 int argnum = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4323 struct gcpro gcpro1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4324
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4325 /* The modus operandi in Emacs is "caller gc-protects args".
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4326 However, nconc (particularly nconc2 ()) is called many times
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4327 in Emacs on freshly created stuff (e.g. you see the idiom
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4328 nconc2 (Fcopy_sequence (foo), bar) a lot). So we help those
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4329 callers out by protecting the args ourselves to save them
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4330 a lot of temporary-variable grief. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4331
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4332 GCPRO1 (args[0]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4333 gcpro1.nvars = nargs;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4334
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4335 while (argnum < nargs)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4336 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4337 Lisp_Object val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4338 retry:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4339 val = args[argnum];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4340 if (CONSP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4341 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4342 /* `val' is the first cons, which will be our return value. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4343 /* `last_cons' will be the cons cell to mutate. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4344 Lisp_Object last_cons = val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4345 Lisp_Object tortoise = val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4346
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4347 for (argnum++; argnum < nargs; argnum++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4348 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4349 Lisp_Object next = args[argnum];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4350 retry_next:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4351 if (CONSP (next) || argnum == nargs -1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4352 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4353 /* (setcdr (last val) next) */
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
4354 Elemcount count;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4355
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4356 for (count = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4357 CONSP (XCDR (last_cons));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4358 last_cons = XCDR (last_cons), count++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4359 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4360 if (count < CIRCULAR_LIST_SUSPICION_LENGTH) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4361
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4362 if (count & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4363 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4364 if (EQ (last_cons, tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4365 signal_circular_list_error (args[argnum-1]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4366 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4367 XCDR (last_cons) = next;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4368 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4369 else if (NILP (next))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4370 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4371 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4372 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4373 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4374 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4375 next = wrong_type_argument (Qlistp, next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4376 goto retry_next;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4377 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4378 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4379 RETURN_UNGCPRO (val);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4380 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4381 else if (NILP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4382 argnum++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4383 else if (argnum == nargs - 1) /* last arg? */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4384 RETURN_UNGCPRO (val);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4385 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4386 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4387 args[argnum] = wrong_type_argument (Qlistp, val);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4388 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4389 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4390 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4391 RETURN_UNGCPRO (Qnil); /* No non-nil args provided. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4392 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4393
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4394
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4395 /* Replace the substring of DEST beginning at START and ending before END
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4396 with the text at SOURCE, which is END - START characters long and
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4397 SOURCE_LIMIT - SOURCE octets long. If DEST does not have sufficient
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4398 space for END - START characters at START, write as many as is possible
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4399 without changing the length of DEST. Update the string modification flag
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4400 and do any sledgehammer checks we have turned on in this build.
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4401
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4402 START must be a Lisp integer. END can be nil, indicating the length of the
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4403 string, or a Lisp integer. The condition (<= 0 START END (length DEST))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4404 must hold, or replace_string_range() will signal an error. */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4405 static Lisp_Object
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4406 replace_string_range (Lisp_Object dest, Lisp_Object start, Lisp_Object end,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4407 const Ibyte *source, const Ibyte *source_limit)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4408 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4409 return replace_string_range_1 (dest, start, end, source, source_limit,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4410 Qnil);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4411 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4412
434
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
4413 /* This is the guts of several mapping functions.
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4414
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4415 Call FUNCTION CALL_COUNT times, with NSEQUENCES arguments each time,
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4416 taking the elements from SEQUENCES. If VALS is non-NULL, store the
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4417 results into VALS, a C array of Lisp_Objects; else, if LISP_VALS is
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4418 non-nil, store the results into LISP_VALS, a sequence with sufficient
5034
1b96882bdf37 Fix a multiple-value bug, mapcarX; correct a comment and a label name.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5002
diff changeset
4419 room for CALL_COUNT results (but see the documentation of SOME_OR_EVERY.)
1b96882bdf37 Fix a multiple-value bug, mapcarX; correct a comment and a label name.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5002
diff changeset
4420 Else, do not accumulate any result.
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4421
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4422 If VALS is non-NULL, NSEQUENCES is one, and SEQUENCES[0] is a cons,
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4423 mapcarX will store the elements of SEQUENCES[0] in stack and GCPRO them,
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4424 so FUNCTION cannot insert a non-cons into SEQUENCES[0] and throw off
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4425 mapcarX.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4426
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4427 Otherwise, mapcarX signals an invalid state error (see
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4428 mapping_interaction_error(), above) if it encounters a non-cons,
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4429 non-array when traversing SEQUENCES. Common Lisp specifies in
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4430 MAPPING-DESTRUCTIVE-INTERACTION that it is an error when FUNCTION
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4431 destructively modifies SEQUENCES in a way that might affect the ongoing
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4432 traversal operation.
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4433
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4434 CALLER is a symbol describing the Lisp-visible function that was called,
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4435 and any errors thrown because SEQUENCES was modified will reflect it.
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4436
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4437 If CALLER is Qsome, return the (possibly multiple) values given by
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4438 FUNCTION the first time it is non-nil, and abandon the iterations.
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4439 LISP_VALS must be the result of calling STORE_VOID_IN_LISP on the address
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4440 of a Lisp object, and the return value will be stored at that address.
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4441 If CALLER is Qevery, LISP_VALS must also reflect a pointer to a Lisp
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4442 object, and Qnil will be stored at that address if FUNCTION gives nil;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4443 otherwise it will be left alone. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4444
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4445 static void
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4446 mapcarX (Elemcount call_count, Lisp_Object *vals, Lisp_Object lisp_vals,
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4447 Lisp_Object function, int nsequences, Lisp_Object *sequences,
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4448 Lisp_Object caller)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4449 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4450 Lisp_Object called, *args;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4451 struct gcpro gcpro1, gcpro2;
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4452 Ibyte *lisp_vals_staging, *cursor;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4453 int i, j;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4454
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4455 assert ((EQ (caller, Qsome) || EQ (caller, Qevery)) ? vals == NULL : 1);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4456
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4457 args = alloca_array (Lisp_Object, nsequences + 1);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4458 args[0] = function;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4459 for (i = 1; i <= nsequences; ++i)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4460 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4461 args[i] = Qnil;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4462 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4463
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4464 if (vals != NULL)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4465 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4466 GCPRO2 (args[0], vals[0]);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4467 gcpro1.nvars = nsequences + 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4468 gcpro2.nvars = 0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4469 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4470 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4471 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4472 GCPRO1 (args[0]);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4473 gcpro1.nvars = nsequences + 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4474 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4475
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4476 /* Be extra nice in the event that we've been handed one list and one
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4477 only; make it possible for FUNCTION to set cdrs not yet processed to
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4478 non-cons, non-nil objects without ill-effect, if we have been handed
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4479 the stack space to do that. */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4480 if (vals != NULL && 1 == nsequences && CONSP (sequences[0]))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4481 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4482 Lisp_Object lst = sequences[0];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4483 Lisp_Object *val = vals;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4484 for (i = 0; i < call_count; ++i)
434
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
4485 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4486 *val++ = XCAR (lst);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4487 lst = XCDR (lst);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4488 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4489 gcpro2.nvars = call_count;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4490
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4491 for (i = 0; i < call_count; ++i)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4492 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4493 args[1] = vals[i];
5034
1b96882bdf37 Fix a multiple-value bug, mapcarX; correct a comment and a label name.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5002
diff changeset
4494 vals[i] = IGNORE_MULTIPLE_VALUES (Ffuncall (nsequences + 1, args));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4495 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4496 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4497 else
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4498 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4499 enum lrecord_type lisp_vals_type;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4500 Binbyte *sequence_types = alloca_array (Binbyte, nsequences);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4501 for (j = 0; j < nsequences; ++j)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4502 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4503 sequence_types[j] = XRECORD_LHEADER (sequences[j])->type;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4504 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4505
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4506 if (!EQ (caller, Qsome) && !EQ (caller, Qevery))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4507 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4508 assert (LRECORDP (lisp_vals));
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4509
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4510 lisp_vals_type
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4511 = (enum lrecord_type) XRECORD_LHEADER (lisp_vals)->type;
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4512
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4513 if (lrecord_type_string == lisp_vals_type)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4514 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4515 lisp_vals_staging = cursor
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4516 = alloca_ibytes (call_count * MAX_ICHAR_LEN);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4517 }
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4518 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4519
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4520 for (i = 0; i < call_count; ++i)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4521 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4522 for (j = 0; j < nsequences; ++j)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4523 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4524 switch (sequence_types[j])
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4525 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4526 case lrecord_type_cons:
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4527 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4528 if (!CONSP (sequences[j]))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4529 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4530 /* This means FUNCTION has messed around with a cons
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4531 in one of the sequences, since we checked the
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4532 type (CHECK_SEQUENCE()) and the length and
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4533 structure (with Flength()) correctly in our
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4534 callers. */
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4535 mapping_interaction_error (caller, sequences[j]);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4536 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4537 args[j + 1] = XCAR (sequences[j]);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4538 sequences[j] = XCDR (sequences[j]);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4539 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4540 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4541 case lrecord_type_vector:
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4542 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4543 args[j + 1] = XVECTOR_DATA (sequences[j])[i];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4544 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4545 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4546 case lrecord_type_string:
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4547 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4548 args[j + 1] = make_char (string_ichar (sequences[j], i));
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4549 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4550 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4551 case lrecord_type_bit_vector:
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4552 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4553 args[j + 1]
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4554 = make_int (bit_vector_bit (XBIT_VECTOR (sequences[j]),
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4555 i));
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4556 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4557 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4558 default:
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4559 ABORT();
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4560 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4561 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4562 called = Ffuncall (nsequences + 1, args);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4563 if (vals != NULL)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4564 {
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4565 vals[i] = IGNORE_MULTIPLE_VALUES (called);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4566 gcpro2.nvars += 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4567 }
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4568 else if (EQ (Qsome, caller))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4569 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4570 if (!NILP (IGNORE_MULTIPLE_VALUES (called)))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4571 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4572 Lisp_Object *result
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4573 = (Lisp_Object *) GET_VOID_FROM_LISP (lisp_vals);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4574 *result = called;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4575 UNGCPRO;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4576 return;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4577 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4578 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4579 else if (EQ (Qevery, caller))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4580 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4581 if (NILP (IGNORE_MULTIPLE_VALUES (called)))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4582 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4583 Lisp_Object *result
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4584 = (Lisp_Object *) GET_VOID_FROM_LISP (lisp_vals);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4585 *result = Qnil;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4586 UNGCPRO;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4587 return;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4588 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4589 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4590 else
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4591 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4592 called = IGNORE_MULTIPLE_VALUES (called);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4593 switch (lisp_vals_type)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4594 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4595 case lrecord_type_symbol:
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4596 /* Discard the result of funcall. */
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4597 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4598 case lrecord_type_cons:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4599 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4600 if (!CONSP (lisp_vals))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4601 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4602 /* If FUNCTION has inserted a non-cons non-nil
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4603 cdr into the list before we've processed the
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4604 relevant part, error. */
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4605 mapping_interaction_error (caller, lisp_vals);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4606 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4607 XSETCAR (lisp_vals, called);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4608 lisp_vals = XCDR (lisp_vals);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4609 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4610 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4611 case lrecord_type_vector:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4612 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4613 i < XVECTOR_LENGTH (lisp_vals) ?
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4614 (XVECTOR_DATA (lisp_vals)[i] = called) :
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4615 /* Let #'aset error. */
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4616 Faset (lisp_vals, make_int (i), called);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4617 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4618 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4619 case lrecord_type_string:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4620 {
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4621 CHECK_CHAR_COERCE_INT (called);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4622 cursor += set_itext_ichar (cursor, XCHAR (called));
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4623 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4624 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4625 case lrecord_type_bit_vector:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4626 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4627 (BITP (called) &&
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4628 i < bit_vector_length (XBIT_VECTOR (lisp_vals))) ?
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4629 set_bit_vector_bit (XBIT_VECTOR (lisp_vals), i,
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4630 XINT (called)) :
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4631 (void) Faset (lisp_vals, make_int (i), called);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4632 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4633 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4634 default:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4635 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4636 ABORT();
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4637 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4638 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4639 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4640 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4641 }
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4642
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4643 if (!EQ (caller, Qsome) && !EQ (caller, Qevery) &&
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4644 lrecord_type_string == lisp_vals_type)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4645 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4646 replace_string_range (lisp_vals, Qzero, make_int (call_count),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4647 lisp_vals_staging, cursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4648 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4649 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4650
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4651 UNGCPRO;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4652 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4653
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4654 /* Given NSEQUENCES objects at the address pointed to by SEQUENCES, return
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4655 the length of the shortest sequence. Error if all are circular, or if any
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4656 one of them is not a sequence. */
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4657 static Elemcount
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4658 shortest_length_among_sequences (int nsequences, Lisp_Object *sequences)
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4659 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4660 Elemcount len = EMACS_INT_MAX;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4661 Lisp_Object length;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4662 int i;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4663
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4664 for (i = 0; i < nsequences; ++i)
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4665 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4666 if (CONSP (sequences[i]))
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4667 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4668 length = Flist_length (sequences[i]);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4669 if (!NILP (length))
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4670 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4671 len = min (len, XINT (length));
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4672 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4673 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4674 else
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4675 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4676 CHECK_SEQUENCE (sequences[i]);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4677 length = Flength (sequences[i]);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4678 len = min (len, XINT (length));
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4679 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4680 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4681
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4682 if (NILP (length))
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4683 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4684 signal_circular_list_error (sequences[0]);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4685 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4686
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4687 return len;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4688 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4689
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4690 DEFUN ("mapconcat", Fmapconcat, 3, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4691 Call FUNCTION on each element of SEQUENCE, and concat results to a string.
751
358bd84dc7ff [xemacs-hg @ 2002-02-13 12:55:38 by stephent]
stephent
parents: 665
diff changeset
4692 Between each pair of results, insert SEPARATOR.
358bd84dc7ff [xemacs-hg @ 2002-02-13 12:55:38 by stephent]
stephent
parents: 665
diff changeset
4693
358bd84dc7ff [xemacs-hg @ 2002-02-13 12:55:38 by stephent]
stephent
parents: 665
diff changeset
4694 Each result, and SEPARATOR, should be strings. Thus, using " " as SEPARATOR
358bd84dc7ff [xemacs-hg @ 2002-02-13 12:55:38 by stephent]
stephent
parents: 665
diff changeset
4695 results in spaces between the values returned by FUNCTION. SEQUENCE itself
358bd84dc7ff [xemacs-hg @ 2002-02-13 12:55:38 by stephent]
stephent
parents: 665
diff changeset
4696 may be a list, a vector, a bit vector, or a string.
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4697
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4698 With optional SEQUENCES, call FUNCTION each time with as many arguments as
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4699 there are SEQUENCES, plus one for the element from SEQUENCE. One element
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4700 from each sequence will be used each time FUNCTION is called, and
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4701 `mapconcat' will give up once the shortest sequence is exhausted.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4702
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4703 arguments: (FUNCTION SEQUENCE SEPARATOR &rest SEQUENCES)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4704 */
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4705 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4706 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4707 Lisp_Object function = args[0];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4708 Lisp_Object sequence = args[1];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4709 Lisp_Object separator = args[2];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4710 Elemcount len = EMACS_INT_MAX;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4711 Lisp_Object *args0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4712 EMACS_INT i, nargs0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4713
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4714 args[2] = sequence;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4715 args[1] = separator;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4716
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4717 len = shortest_length_among_sequences (nargs - 2, args + 2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4718
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4719 if (len == 0) return build_ascstring ("");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4720
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4721 nargs0 = len + len - 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4722 args0 = alloca_array (Lisp_Object, nargs0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4723
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4724 /* Special-case this, it's very common and doesn't require any
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4725 funcalls. Upside of doing it here, instead of cl-macs.el: no consing,
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4726 apart from the final string, we allocate everything on the stack. */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4727 if (EQ (function, Qidentity) && 3 == nargs && CONSP (sequence))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4728 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4729 for (i = 0; i < len; ++i)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4730 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4731 args0[i] = XCAR (sequence);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4732 sequence = XCDR (sequence);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4733 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4734 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4735 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4736 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4737 mapcarX (len, args0, Qnil, function, nargs - 2, args + 2, Qmapconcat);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4738 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4739
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4740 for (i = len - 1; i >= 0; i--)
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4741 args0[i + i] = args0[i];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4742
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4743 for (i = 1; i < nargs0; i += 2)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4744 args0[i] = separator;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4745
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4746 return Fconcat (nargs0, args0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4747 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4748
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4749 DEFUN ("mapcar*", FmapcarX, 2, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4750 Call FUNCTION on each element of SEQUENCE; return a list of the results.
434
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
4751 The result is a list of the same length as SEQUENCE.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4752 SEQUENCE may be a list, a vector, a bit vector, or a string.
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4753
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4754 With optional SEQUENCES, call FUNCTION each time with as many arguments as
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4755 there are SEQUENCES, plus one for the element from SEQUENCE. One element
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4756 from each sequence will be used each time FUNCTION is called, and `mapcar'
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4757 stops calling FUNCTION once the shortest sequence is exhausted.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4758
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4759 arguments: (FUNCTION SEQUENCE &rest SEQUENCES)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4760 */
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4761 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4762 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4763 Lisp_Object function = args[0];
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4764 Elemcount len = shortest_length_among_sequences (nargs - 1, args + 1);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4765 Lisp_Object *args0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4766
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4767 args0 = alloca_array (Lisp_Object, len);
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4768 mapcarX (len, args0, Qnil, function, nargs - 1, args + 1, QmapcarX);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4769
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4770 return Flist ((int) len, args0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4771 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4772
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4773 DEFUN ("mapvector", Fmapvector, 2, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4774 Call FUNCTION on each element of SEQUENCE; return a vector of the results.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4775 The result is a vector of the same length as SEQUENCE.
434
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
4776 SEQUENCE may be a list, a vector, a bit vector, or a string.
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4777
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4778 With optional SEQUENCES, call FUNCTION each time with as many arguments as
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4779 there are SEQUENCES, plus one for the element from SEQUENCE. One element
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4780 from each sequence will be used each time FUNCTION is called, and
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4781 `mapvector' stops calling FUNCTION once the shortest sequence is exhausted.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4782
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4783 arguments: (FUNCTION SEQUENCE &rest SEQUENCES)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4784 */
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4785 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4786 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4787 Lisp_Object function = args[0];
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4788 Elemcount len = shortest_length_among_sequences (nargs - 1, args + 1);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4789 Lisp_Object result = make_vector (len, Qnil);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4790
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4791 struct gcpro gcpro1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4792 GCPRO1 (result);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4793 /* Don't pass result as the lisp_object argument, we want mapcarX to protect
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4794 a single list argument's elements from being garbage-collected. */
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4795 mapcarX (len, XVECTOR_DATA (result), Qnil, function, nargs - 1, args +1,
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4796 Qmapvector);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4797 RETURN_UNGCPRO (result);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4798 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4799
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4800 DEFUN ("mapcan", Fmapcan, 2, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4801 Call FUNCTION on each element of SEQUENCE; chain the results together.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4802
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4803 FUNCTION must normally return a list; the results will be concatenated
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4804 together using `nconc'.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4805
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4806 With optional SEQUENCES, call FUNCTION each time with as many arguments as
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4807 there are SEQUENCES, plus one for the element from SEQUENCE. One element
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4808 from each sequence will be used each time FUNCTION is called, and
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4809 `mapcan' stops calling FUNCTION once the shortest sequence is exhausted.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4810
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4811 arguments: (FUNCTION SEQUENCE &rest SEQUENCES)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4812 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4813 (int nargs, Lisp_Object *args))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4814 {
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4815 Elemcount len = shortest_length_among_sequences (nargs - 1, args + 1);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4816 Lisp_Object function = args[0], *result = alloca_array (Lisp_Object, len);
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4817
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4818 mapcarX (len, result, Qnil, function, nargs - 1, args + 1, Qmapcan);
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4819
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4820 /* #'nconc GCPROs its args in case of signals and error. */
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4821 return Fnconc (len, result);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4822 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4823
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4824 DEFUN ("mapc", Fmapc, 2, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4825 Call FUNCTION on each element of SEQUENCE.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4826
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4827 SEQUENCE may be a list, a vector, a bit vector, or a string.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4828 This function is like `mapcar' but does not accumulate the results,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4829 which is more efficient if you do not use the results.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4830
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4831 With optional SEQUENCES, call FUNCTION each time with as many arguments as
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4832 there are SEQUENCES, plus one for the elements from SEQUENCE. One element
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4833 from each sequence will be used each time FUNCTION is called, and
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4834 `mapc' stops calling FUNCTION once the shortest sequence is exhausted.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4835
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4836 Return SEQUENCE.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4837
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4838 arguments: (FUNCTION SEQUENCE &rest SEQUENCES)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4839 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4840 (int nargs, Lisp_Object *args))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4841 {
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4842 Elemcount len = shortest_length_among_sequences (nargs - 1, args + 1);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4843 Lisp_Object sequence = args[1];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4844 struct gcpro gcpro1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4845 /* We need to GCPRO sequence, because mapcarX will modify the
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4846 elements of the args array handed to it, and this may involve
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4847 elements of sequence getting garbage collected. */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4848 GCPRO1 (sequence);
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4849 mapcarX (len, NULL, Qnil, args[0], nargs - 1, args + 1, Qmapc);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4850 RETURN_UNGCPRO (sequence);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4851 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4852
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4853 DEFUN ("map", Fmap, 3, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4854 Map FUNCTION across one or more sequences, returning a sequence.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4855
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4856 TYPE is the sequence type to return, FUNCTION is the function, SEQUENCE is
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4857 the first argument sequence, SEQUENCES are the other argument sequences.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4858
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4859 FUNCTION will be called with (1+ (length SEQUENCES)) arguments, and must be
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4860 capable of accepting this number of arguments.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4861
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4862 Certain TYPEs are recognised internally by `map', but others are not, and
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4863 `coerce' may throw an error on an attempt to convert to a TYPE it does not
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4864 understand. A null TYPE means do not accumulate any values.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4865
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4866 arguments: (TYPE FUNCTION SEQUENCE &rest SEQUENCES)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4867 */
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4868 (int nargs, Lisp_Object *args))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4869 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4870 Lisp_Object type = args[0];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4871 Lisp_Object function = args[1];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4872 Lisp_Object result = Qnil;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4873 Lisp_Object *args0 = NULL;
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4874 Elemcount len = shortest_length_among_sequences (nargs - 2, args + 2);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4875 struct gcpro gcpro1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4876
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4877 if (!NILP (type))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4878 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4879 args0 = alloca_array (Lisp_Object, len);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4880 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4881
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4882 mapcarX (len, args0, Qnil, function, nargs - 2, args + 2, Qmap);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4883
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4884 if (EQ (type, Qnil))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4885 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4886 return result;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4887 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4888
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4889 if (EQ (type, Qvector) || EQ (type, Qarray))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4890 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4891 result = Fvector (len, args0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4892 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4893 else if (EQ (type, Qstring))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4894 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4895 result = Fstring (len, args0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4896 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4897 else if (EQ (type, Qlist))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4898 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4899 result = Flist (len, args0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4900 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4901 else if (EQ (type, Qbit_vector))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4902 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4903 result = Fbit_vector (len, args0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4904 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4905 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4906 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4907 result = Flist (len, args0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4908 GCPRO1 (result);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4909 result = call2 (Qcoerce, result, type);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4910 UNGCPRO;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4911 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4912
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4913 return result;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4914 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4915
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4916 DEFUN ("map-into", Fmap_into, 2, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4917 Modify RESULT-SEQUENCE using the return values of FUNCTION on SEQUENCES.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4918
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4919 RESULT-SEQUENCE and SEQUENCES can be lists or arrays.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4920
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4921 FUNCTION must accept at least as many arguments as there are SEQUENCES
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4922 \(possibly zero). If RESULT-SEQUENCE and the elements of SEQUENCES are not
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4923 the same length, stop when the shortest is exhausted; any elements of
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4924 RESULT-SEQUENCE beyond that are unmodified.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4925
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4926 Return RESULT-SEQUENCE.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4927
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4928 arguments: (RESULT-SEQUENCE FUNCTION &rest SEQUENCES)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4929 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4930 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4931 {
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4932 Elemcount len;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4933 Lisp_Object result_sequence = args[0];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4934 Lisp_Object function = args[1];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4935
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4936 args[0] = function;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4937 args[1] = result_sequence;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4938
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4939 len = shortest_length_among_sequences (nargs - 1, args + 1);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4940
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4941 mapcarX (len, NULL, result_sequence, function, nargs - 2, args + 2,
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4942 Qmap_into);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4943
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4944 return result_sequence;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4945 }
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4946
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4947 DEFUN ("some", Fsome, 2, MANY, 0, /*
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4948 Return true if PREDICATE gives non-nil for an element of SEQUENCE.
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4949
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4950 If so, return the value (possibly multiple) given by PREDICATE.
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4951
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4952 With optional SEQUENCES, call PREDICATE each time with as many arguments as
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4953 there are SEQUENCES (plus one for the element from SEQUENCE).
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4954
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4955 arguments: (PREDICATE SEQUENCE &rest SEQUENCES)
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4956 */
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4957 (int nargs, Lisp_Object *args))
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4958 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4959 Lisp_Object result = Qnil,
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4960 result_ptr = STORE_VOID_IN_LISP ((void *) &result);
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4961 Elemcount len = shortest_length_among_sequences (nargs - 1, args + 1);
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4962
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4963 mapcarX (len, NULL, result_ptr, args[0], nargs - 1, args +1, Qsome);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4964
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4965 return result;
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4966 }
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4967
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4968 DEFUN ("every", Fevery, 2, MANY, 0, /*
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4969 Return true if PREDICATE is true of every element of SEQUENCE.
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4970
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4971 With optional SEQUENCES, call PREDICATE each time with as many arguments as
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4972 there are SEQUENCES (plus one for the element from SEQUENCE).
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4973
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4974 In contrast to `some', `every' never returns multiple values.
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4975
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4976 arguments: (PREDICATE SEQUENCE &rest SEQUENCES)
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4977 */
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4978 (int nargs, Lisp_Object *args))
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4979 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4980 Lisp_Object result = Qt, result_ptr = STORE_VOID_IN_LISP ((void *) &result);
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4981 Elemcount len = shortest_length_among_sequences (nargs - 1, args + 1);
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4982
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4983 mapcarX (len, NULL, result_ptr, args[0], nargs - 1, args +1, Qevery);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4984
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4985 return result;
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4986 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4987
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4988 /* Call FUNCTION with NLISTS arguments repeatedly, each Nth argument
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4989 corresponding to the result of calling (nthcdr ITERATION-COUNT LISTS[N]),
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4990 until that #'nthcdr expression gives nil for some element of LISTS.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4991
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4992 CALLER is a symbol reflecting the Lisp-visible function that was called,
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4993 and any errors thrown because SEQUENCES was modified will reflect it.
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4994
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4995 If CALLER is Qmapl, return LISTS[0]. Otherwise, return a list of the
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4996 return values from FUNCTION; if caller is Qmapcan, nconc them together.
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4997
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4998 In contrast to mapcarX, we don't require our callers to check LISTS for
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4999 well-formedness, we signal wrong-type-argument if it's not a list, or
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5000 circular-list if it's circular. */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5001
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5002 static Lisp_Object
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5003 maplist (Lisp_Object function, int nlists, Lisp_Object *lists,
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5004 Lisp_Object caller)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5005 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5006 Lisp_Object nconcing[2], accum = Qnil, *args, *tortoises, funcalled;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5007 Lisp_Object result = EQ (caller, Qmapl) ? lists[0] : Qnil;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5008 struct gcpro gcpro1, gcpro2, gcpro3, gcpro4;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5009 int i, j, continuing = (nlists > 0), called_count = 0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5010
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5011 args = alloca_array (Lisp_Object, nlists + 1);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5012 args[0] = function;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5013 for (i = 1; i <= nlists; ++i)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5014 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5015 args[i] = Qnil;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5016 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5017
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5018 tortoises = alloca_array (Lisp_Object, nlists);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5019 memcpy (tortoises, lists, nlists * sizeof (Lisp_Object));
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5020
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5021 if (EQ (caller, Qmapcon))
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5022 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5023 nconcing[0] = Qnil;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5024 nconcing[1] = Qnil;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5025 GCPRO4 (args[0], nconcing[0], tortoises[0], result);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5026 gcpro1.nvars = 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5027 gcpro2.nvars = 2;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5028 gcpro3.nvars = nlists;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5029 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5030 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5031 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5032 GCPRO3 (args[0], tortoises[0], result);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5033 gcpro1.nvars = 1;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5034 gcpro2.nvars = nlists;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5035 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5036
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5037 while (continuing)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5038 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5039 for (j = 0; j < nlists; ++j)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5040 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5041 if (CONSP (lists[j]))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5042 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5043 args[j + 1] = lists[j];
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5044 lists[j] = XCDR (lists[j]);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5045 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5046 else if (NILP (lists[j]))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5047 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5048 continuing = 0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5049 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5050 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5051 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5052 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5053 lists[j] = wrong_type_argument (Qlistp, lists[j]);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5054 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5055 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5056 if (!continuing) break;
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
5057 funcalled = IGNORE_MULTIPLE_VALUES (Ffuncall (nlists + 1, args));
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5058
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5059 if (EQ (caller, Qmapl))
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5060 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5061 DO_NOTHING;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5062 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5063 else if (EQ (caller, Qmapcon))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5064 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5065 nconcing[1] = funcalled;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5066 accum = bytecode_nconc2 (nconcing);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5067 if (NILP (result))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5068 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5069 result = accum;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5070 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5071 /* Only check a given stretch of result for well-formedness
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5072 once: */
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5073 nconcing[0] = funcalled;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5074 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5075 else if (NILP (accum))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5076 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5077 accum = result = Fcons (funcalled, Qnil);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5078 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5079 else
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5080 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5081 /* Add to the end, avoiding the need to call nreverse
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5082 once we're done: */
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5083 XSETCDR (accum, Fcons (funcalled, Qnil));
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5084 accum = XCDR (accum);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5085 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5086
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5087 if (++called_count > CIRCULAR_LIST_SUSPICION_LENGTH)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5088 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5089 if (called_count & 1)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5090 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5091 for (j = 0; j < nlists; ++j)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5092 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5093 tortoises[j] = XCDR (tortoises[j]);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5094 if (EQ (lists[j], tortoises[j]))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5095 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5096 signal_circular_list_error (lists[j]);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5097 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5098 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5099 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5100 else
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5101 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5102 for (j = 0; j < nlists; ++j)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5103 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5104 if (EQ (lists[j], tortoises[j]))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5105 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5106 signal_circular_list_error (lists[j]);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5107 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5108 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5109 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5110 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5111 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5112
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5113 RETURN_UNGCPRO (result);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5114 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5115
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5116 DEFUN ("maplist", Fmaplist, 2, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5117 Call FUNCTION on each sublist of LIST and LISTS.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5118 Like `mapcar', except applies to lists and their cdr's rather than to
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5119 the elements themselves."
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5120
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5121 arguments: (FUNCTION LIST &rest LISTS)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5122 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5123 (int nargs, Lisp_Object *args))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5124 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5125 return maplist (args[0], nargs - 1, args + 1, Qmaplist);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5126 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5127
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5128 DEFUN ("mapl", Fmapl, 2, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5129 Like `maplist', but do not accumulate values returned by the function.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5130
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5131 arguments: (FUNCTION LIST &rest LISTS)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5132 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5133 (int nargs, Lisp_Object *args))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5134 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5135 return maplist (args[0], nargs - 1, args + 1, Qmapl);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5136 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5137
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5138 DEFUN ("mapcon", Fmapcon, 2, MANY, 0, /*
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5139 Like `maplist', but chains together the values returned by FUNCTION.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5140
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5141 FUNCTION must return a list (unless it happens to be the last
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5142 iteration); the results will be concatenated together using `nconc'.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5143
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5144 arguments: (FUNCTION LIST &rest LISTS)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5145 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5146 (int nargs, Lisp_Object *args))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5147 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5148 return maplist (args[0], nargs - 1, args + 1, Qmapcon);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5149 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5150
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
5151 /* Extra random functions */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5152
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5153 DEFUN ("reduce", Freduce, 2, MANY, 0, /*
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5154 Combine the elements of sequence using FUNCTION, a binary operation.
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5155
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5156 For example, `(reduce #'+ SEQUENCE)' returns the sum of all elements in
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5157 SEQUENCE, and `(reduce #'union SEQUENCE)' returns the union of all elements
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5158 in SEQUENCE.
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5159
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5160 Keywords supported: :start :end :from-end :initial-value :key
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5161 See `remove*' for the meaning of :start, :end, :from-end and :key.
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5162
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5163 :initial-value specifies an element (typically an identity element, such as
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5164 0) that is conceptually prepended to the sequence (or appended, when
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5165 :from-end is given).
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5166
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5167 If the sequence has one element, that element is returned directly.
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5168 If the sequence has no elements, :initial-value is returned if given;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5169 otherwise, FUNCTION is called with no arguments, and its result returned.
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5170
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5171 arguments: (FUNCTION SEQUENCE &key (START 0) (END (length SEQUENCE)) FROM-END INITIAL-VALUE (KEY #'identity))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5172 */
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5173 (int nargs, Lisp_Object *args))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5174 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5175 Lisp_Object function = args[0], sequence = args[1], accum = Qunbound;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5176 Elemcount starting, ending = EMACS_INT_MAX, ii = 0;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5177
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
5178 PARSE_KEYWORDS (Freduce, nargs, args, 5,
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5179 (start, end, from_end, initial_value, key),
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
5180 (start = Qzero, initial_value = Qunbound));
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5181
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5182 CHECK_SEQUENCE (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5183 CHECK_NATNUM (start);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5184
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5185 CHECK_KEY_ARGUMENT (key);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5186
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5187 #define KEY(key, item) (EQ (Qidentity, key) ? item : \
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5188 IGNORE_MULTIPLE_VALUES (call1 (key, item)))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5189 #define CALL2(function, accum, item) \
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5190 IGNORE_MULTIPLE_VALUES (call2 (function, accum, item))
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5191
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5192 starting = XINT (start);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5193 if (!NILP (end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5194 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5195 CHECK_NATNUM (end);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5196 ending = XINT (end);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5197 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5198
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5199 if (!(starting <= ending))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5200 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5201 check_sequence_range (sequence, start, end, Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5202 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5203
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5204 if (VECTORP (sequence))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5205 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5206 Lisp_Vector *vv = XVECTOR (sequence);
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5207
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5208 check_sequence_range (sequence, start, end, make_int (vv->size));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5209
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5210 ending = min (ending, vv->size);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5211
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5212 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5213 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5214 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5215 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5216 else if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5217 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5218 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5219 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5220 accum = KEY (key, vv->contents[starting]);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5221 starting++;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5222 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5223 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5224 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5225 accum = KEY (key, vv->contents[ending - 1]);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5226 ending--;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5227 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5228 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5229
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5230 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5231 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5232 for (ii = starting; ii < ending; ++ii)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5233 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5234 accum = CALL2 (function, accum, KEY (key, vv->contents[ii]));
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5235 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5236 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5237 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5238 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5239 for (ii = ending - 1; ii >= starting; --ii)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5240 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5241 accum = CALL2 (function, KEY (key, vv->contents[ii]), accum);
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5242 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5243 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5244 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5245 else if (BIT_VECTORP (sequence))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5246 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5247 Lisp_Bit_Vector *bv = XBIT_VECTOR (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5248
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5249 check_sequence_range (sequence, start, end, make_int (bv->size));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5250
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5251 ending = min (ending, bv->size);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5252
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5253 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5254 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5255 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5256 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5257 else if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5258 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5259 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5260 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5261 accum = KEY (key, make_int (bit_vector_bit (bv, starting)));
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5262 starting++;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5263 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5264 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5265 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5266 accum = KEY (key, make_int (bit_vector_bit (bv, ending - 1)));
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5267 ending--;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5268 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5269 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5270
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5271 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5272 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5273 for (ii = starting; ii < ending; ++ii)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5274 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5275 accum = CALL2 (function, accum,
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5276 KEY (key, make_int (bit_vector_bit (bv, ii))));
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5277 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5278 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5279 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5280 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5281 for (ii = ending - 1; ii >= starting; --ii)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5282 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5283 accum = CALL2 (function, KEY (key,
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5284 make_int (bit_vector_bit (bv,
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5285 ii))),
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5286 accum);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5287 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5288 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5289 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5290 else if (STRINGP (sequence))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5291 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5292 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5293 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5294 Bytecount byte_len = XSTRING_LENGTH (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5295 Bytecount cursor_offset = 0;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5296 const Ibyte *startp = XSTRING_DATA (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5297 const Ibyte *cursor = startp;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5298
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5299 for (ii = 0; ii != starting && cursor_offset < byte_len; ++ii)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5300 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5301 INC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5302 cursor_offset = cursor - startp;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5303 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5304
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5305 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5306 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5307 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5308 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5309 else if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5310 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5311 accum = KEY (key, make_char (itext_ichar (cursor)));
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5312 starting++;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5313 startp = XSTRING_DATA (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5314 cursor = startp + cursor_offset;
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5315
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5316 if (byte_len != XSTRING_LENGTH (sequence)
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5317 || !valid_ibyteptr_p (cursor))
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5318 {
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5319 mapping_interaction_error (Qreduce, sequence);
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5320 }
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5321
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5322 INC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5323 cursor_offset = cursor - startp;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5324 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5325
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5326 while (cursor_offset < byte_len && ii < ending)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5327 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5328 accum = CALL2 (function, accum,
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5329 KEY (key, make_char (itext_ichar (cursor))));
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5330
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5331 startp = XSTRING_DATA (sequence);
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5332 cursor = startp + cursor_offset;
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5333
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5334 if (byte_len != XSTRING_LENGTH (sequence)
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5335 || !valid_ibyteptr_p (cursor))
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5336 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5337 mapping_interaction_error (Qreduce, sequence);
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5338 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5339
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5340 INC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5341 cursor_offset = cursor - startp;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5342 ++ii;
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5343 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5344
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5345 if (ii < starting || (ii < ending && !NILP (end)))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5346 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5347 check_sequence_range (sequence, start, end, Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5348 ABORT ();
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5349 }
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5350 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5351 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5352 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5353 Elemcount len = string_char_length (sequence);
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5354 Bytecount cursor_offset, byte_len = XSTRING_LENGTH (sequence);
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5355 const Ibyte *cursor;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5356
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5357 check_sequence_range (sequence, start, end, make_int (len));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5358
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5359 ending = min (ending, len);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5360 cursor = string_char_addr (sequence, ending - 1);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5361 cursor_offset = cursor - XSTRING_DATA (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5362
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5363 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5364 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5365 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5366 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5367 else if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5368 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5369 accum = KEY (key, make_char (itext_ichar (cursor)));
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5370 ending--;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5371 if (ending > 0)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5372 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5373 cursor = XSTRING_DATA (sequence) + cursor_offset;
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5374
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5375 if (!valid_ibyteptr_p (cursor))
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5376 {
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5377 mapping_interaction_error (Qreduce, sequence);
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5378 }
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5379
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5380 DEC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5381 cursor_offset = cursor - XSTRING_DATA (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5382 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5383 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5384
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5385 for (ii = ending - 1; ii >= starting; --ii)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5386 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5387 accum = CALL2 (function, KEY (key,
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5388 make_char (itext_ichar (cursor))),
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5389 accum);
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5390 if (ii > 0)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5391 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5392 cursor = XSTRING_DATA (sequence) + cursor_offset;
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5393
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5394 if (byte_len != XSTRING_LENGTH (sequence)
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5395 || !valid_ibyteptr_p (cursor))
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5396 {
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5397 mapping_interaction_error (Qreduce, sequence);
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5398 }
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5399
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5400 DEC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5401 cursor_offset = cursor - XSTRING_DATA (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5402 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5403 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5404 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5405 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5406 else if (LISTP (sequence))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5407 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5408 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5409 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5410 struct gcpro gcpro1;
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5411 Lisp_Object tailed = Qnil;
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5412
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5413 GCPRO1 (tailed);
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5414
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5415 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5416 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5417 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5418 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5419 else if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5420 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5421 EXTERNAL_LIST_LOOP_3 (elt, sequence, tail)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5422 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5423 /* KEY may amputate the list behind us; make sure what
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5424 remains to be processed is still reachable. */
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5425 tailed = tail;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5426 if (ii == starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5427 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5428 accum = KEY (key, elt);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5429 starting++;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5430 break;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5431 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5432 ++ii;
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5433 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5434 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5435
5275
5a9aa6c40c9b Avoid statement-before-declaration problems with strict C89 builds, fns.c
Aidan Kehoe <kehoea@parhasard.net>
parents: 5273
diff changeset
5436 ii = 0;
5a9aa6c40c9b Avoid statement-before-declaration problems with strict C89 builds, fns.c
Aidan Kehoe <kehoea@parhasard.net>
parents: 5273
diff changeset
5437
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5438 if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5439 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5440 EXTERNAL_LIST_LOOP_3 (elt, sequence, tail)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5441 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5442 /* KEY or FUNCTION may amputate the list behind us; make
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5443 sure what remains to be processed is still
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5444 reachable. */
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5445 tailed = tail;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5446 if (ii >= starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5447 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5448 if (ii < ending)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5449 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5450 accum = CALL2 (function, accum, KEY (key, elt));
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5451 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5452 else if (ii == ending)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5453 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5454 break;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5455 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5456 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5457 ++ii;
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5458 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5459 }
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5460
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5461 UNGCPRO;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5462
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5463 if (ii < starting || (ii < ending && !NILP (end)))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5464 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5465 check_sequence_range (sequence, start, end, Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5466 ABORT ();
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5467 }
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5468 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5469 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5470 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5471 Boolint need_accum = 0;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5472 Lisp_Object *subsequence = NULL;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5473 Elemcount counting = 0, len = 0;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5474 struct gcpro gcpro1;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5475
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5476 len = XINT (Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5477 check_sequence_range (sequence, start, end, make_int (len));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5478 ending = min (ending, len);
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5479
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5480 /* :from-end with a list; make an alloca copy of the relevant list
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5481 data, attempting to go backwards isn't worth the trouble. */
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5482 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5483 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5484 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5485 if (ending - starting && starting < ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5486 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5487 subsequence = alloca_array (Lisp_Object, ending - starting);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5488 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5489 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5490 else if (ending - starting && starting < ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5491 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5492 subsequence = alloca_array (Lisp_Object, ending - starting);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5493 need_accum = 1;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5494 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5495
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5496 if (ending - starting && starting < ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5497 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5498 EXTERNAL_LIST_LOOP_3 (elt, sequence, tail)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5499 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5500 if (counting >= starting)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5501 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5502 if (counting < ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5503 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5504 subsequence[ii++] = elt;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5505 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5506 else if (counting == ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5507 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5508 break;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5509 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5510 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5511 ++counting;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5512 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5513 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5514
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5515 if (subsequence != NULL)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5516 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5517 len = ending - starting;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5518 /* If we could be sure that neither FUNCTION nor KEY modify
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5519 SEQUENCE, this wouldn't be necessary, since all the
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5520 elements of SUBSEQUENCE would definitely always be
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5521 reachable via SEQUENCE. */
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5522 GCPRO1 (subsequence[0]);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5523 gcpro1.nvars = len;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5524 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5525
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5526 if (need_accum)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5527 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5528 accum = KEY (key, subsequence[len - 1]);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5529 --len;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5530 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5531
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5532 for (ii = len; ii != 0;)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5533 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5534 --ii;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5535 accum = CALL2 (function, KEY (key, subsequence[ii]), accum);
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5536 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5537
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5538 if (subsequence != NULL)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5539 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5540 UNGCPRO;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5541 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5542 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5543 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5544
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5545 /* At this point, if ACCUM is unbound, SEQUENCE has no elements; we
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5546 need to return the result of calling FUNCTION with zero
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5547 arguments. */
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5548 if (UNBOUNDP (accum))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5549 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5550 accum = IGNORE_MULTIPLE_VALUES (call0 (function));
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5551 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5552
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5553 return accum;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5554 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5555
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5556 DEFUN ("replace-list", Freplace_list, 2, 2, 0, /*
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5557 Destructively replace the list OLD with NEW.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5558 This is like (copy-sequence NEW) except that it reuses the
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5559 conses in OLD as much as possible. If OLD and NEW are the same
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5560 length, no consing will take place.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5561 */
3025
facf3239ba30 [xemacs-hg @ 2005-10-25 11:16:19 by ben]
ben
parents: 2720
diff changeset
5562 (old, new_))
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5563 {
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5564 Lisp_Object oldtail = old, prevoldtail = Qnil;
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5565
3025
facf3239ba30 [xemacs-hg @ 2005-10-25 11:16:19 by ben]
ben
parents: 2720
diff changeset
5566 EXTERNAL_LIST_LOOP_2 (elt, new_)
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5567 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5568 if (!NILP (oldtail))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5569 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5570 CHECK_CONS (oldtail);
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5571 XCAR (oldtail) = elt;
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5572 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5573 else if (!NILP (prevoldtail))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5574 {
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5575 XCDR (prevoldtail) = Fcons (elt, Qnil);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5576 prevoldtail = XCDR (prevoldtail);
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5577 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5578 else
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5579 old = oldtail = Fcons (elt, Qnil);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5580
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5581 if (!NILP (oldtail))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5582 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5583 prevoldtail = oldtail;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5584 oldtail = XCDR (oldtail);
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5585 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5586 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5587
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5588 if (!NILP (prevoldtail))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5589 XCDR (prevoldtail) = Qnil;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5590 else
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5591 old = Qnil;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5592
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5593 return old;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5594 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5595
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5596 /* This function is the implementation of fill_string_range() and
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5597 replace_string_range(); see the comments for those functions. */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5598 static Lisp_Object
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5599 replace_string_range_1 (Lisp_Object dest, Lisp_Object start, Lisp_Object end,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5600 const Ibyte *source, const Ibyte *source_limit,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5601 Lisp_Object item)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5602 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5603 Ibyte *destp = XSTRING_DATA (dest), *p = destp,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5604 *pend = p + XSTRING_LENGTH (dest), *pcursor, item_buf[MAX_ICHAR_LEN];
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5605 Bytecount prefix_bytecount, source_len = source_limit - source;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5606 Charcount ii = 0, starting = XINT (start), ending, len;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5607 Elemcount delta;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5608
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5609 while (ii < starting && p < pend)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5610 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5611 INC_IBYTEPTR (p);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5612 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5613 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5614
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5615 pcursor = p;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5616
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5617 if (NILP (end))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5618 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5619 while (pcursor < pend)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5620 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5621 INC_IBYTEPTR (pcursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5622 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5623 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5624
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5625 ending = len = ii;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5626 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5627 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5628 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5629 ending = XINT (end);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5630 while (ii < ending && pcursor < pend)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5631 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5632 INC_IBYTEPTR (pcursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5633 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5634 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5635 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5636
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5637 if (pcursor == pend)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5638 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5639 /* We have the length, check it for our callers. */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5640 check_sequence_range (dest, start, end, make_int (ii));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5641 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5642
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5643 if (!(p == pend || p == pcursor))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5644 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5645 prefix_bytecount = p - destp;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5646
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5647 if (!NILP (item))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5648 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5649 assert (source == NULL && source_limit == NULL);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5650 source_len = set_itext_ichar (item_buf, XCHAR (item));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5651 delta = (source_len * (ending - starting)) - (pcursor - p);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5652 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5653 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5654 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5655 assert (source != NULL && source_limit != NULL);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5656 delta = source_len - (pcursor - p);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5657 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5658
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5659 if (delta)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5660 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5661 resize_string (dest, prefix_bytecount, delta);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5662 destp = XSTRING_DATA (dest);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5663 pcursor = destp + prefix_bytecount + (pcursor - p);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5664 p = destp + prefix_bytecount;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5665 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5666
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5667 if (CHARP (item))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5668 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5669 while (starting < ending)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5670 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5671 memcpy (p, item_buf, source_len);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5672 p += source_len;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5673 starting++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5674 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5675 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5676 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5677 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5678 while (starting < ending && source < source_limit)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5679 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5680 source_len = itext_copy_ichar (source, p);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5681 p += source_len, source += source_len;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5682 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5683 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5684
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5685 init_string_ascii_begin (dest);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5686 bump_string_modiff (dest);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5687 sledgehammer_check_ascii_begin (dest);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5688 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5689
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5690 return dest;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5691 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5692
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5693 DEFUN ("replace", Freplace, 2, MANY, 0, /*
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5694 Replace the elements of SEQUENCE-ONE with the elements of SEQUENCE-TWO.
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5695
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5696 SEQUENCE-ONE is destructively modified, and returned. Its length is not
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5697 changed.
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5698
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5699 Keywords :start1 and :end1 specify a subsequence of SEQUENCE-ONE, and
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5700 :start2 and :end2 a subsequence of SEQUENCE-TWO. See `search' for more
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5701 information.
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5702
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5703 arguments: (SEQUENCE-ONE SEQUENCE-TWO &key (START1 0) (END1 (length SEQUENCE-ONE)) (START2 0) (END2 (length SEQUENCE-TWO)))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5704 */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5705 (int nargs, Lisp_Object *args))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5706 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5707 Lisp_Object sequence1 = args[0], sequence2 = args[1],
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5708 result = sequence1;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5709 Elemcount starting1, ending1 = EMACS_INT_MAX, starting2;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5710 Elemcount ending2 = EMACS_INT_MAX, counting = 0, startcounting;
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5711 Boolint sequence1_listp, sequence2_listp,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5712 overwriting = EQ (sequence1, sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5713
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
5714 PARSE_KEYWORDS (Freplace, nargs, args, 4, (start1, end1, start2, end2),
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
5715 (start1 = start2 = Qzero));
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5716
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5717 CHECK_SEQUENCE (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5718 CHECK_LISP_WRITEABLE (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5719
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5720 CHECK_SEQUENCE (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5721
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5722 CHECK_NATNUM (start1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5723 starting1 = XINT (start1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5724 CHECK_NATNUM (start2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5725 starting2 = XINT (start2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5726
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5727 if (!NILP (end1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5728 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5729 CHECK_NATNUM (end1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5730 ending1 = XINT (end1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5731
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5732 if (!(starting1 <= ending1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5733 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5734 args_out_of_range_3 (sequence1, start1, end1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5735 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5736 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5737
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5738 if (!NILP (end2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5739 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5740 CHECK_NATNUM (end2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5741 ending2 = XINT (end2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5742
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5743 if (!(starting2 <= ending2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5744 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5745 args_out_of_range_3 (sequence1, start2, end2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5746 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5747 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5748
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5749 sequence1_listp = LISTP (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5750 sequence2_listp = LISTP (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5751
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5752 overwriting = overwriting && starting2 <= starting1;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5753
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5754 if (sequence1_listp && !ZEROP (start1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5755 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5756 sequence1 = Fnthcdr (start1, sequence1);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5757
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5758 if (NILP (sequence1))
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5759 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5760 check_sequence_range (args[0], start1, end1, Flength (args[0]));
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5761 /* Give up early here. */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5762 return result;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5763 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5764
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5765 ending1 -= starting1;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5766 starting1 = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5767 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5768
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5769 if (sequence2_listp && !ZEROP (start2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5770 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5771 sequence2 = Fnthcdr (start2, sequence2);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5772
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5773 if (NILP (sequence2))
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5774 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5775 check_sequence_range (args[1], start1, end1, Flength (args[1]));
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5776 /* Nothing available to replace sequence1's contents. */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5777 return result;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5778 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5779
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5780 ending2 -= starting2;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5781 starting2 = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5782 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5783
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5784 if (overwriting)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5785 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5786 if (EQ (start1, start2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5787 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5788 return result;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5789 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5790
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5791 /* Our ranges may overlap. Save the data that might be overwritten. */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5792
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5793 if (CONSP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5794 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5795 Elemcount len = XINT (Flength (sequence2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5796 Lisp_Object *subsequence
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5797 = alloca_array (Lisp_Object, min (ending2, len));
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5798 Elemcount ii = 0;
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5799
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5800 LIST_LOOP_2 (elt, sequence2)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5801 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5802 if (counting == ending2)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5803 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5804 break;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5805 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5806
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5807 subsequence[ii++] = elt;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5808 counting++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5809 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5810
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5811 check_sequence_range (sequence1, start1, end1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5812 /* The XINT (start2) is intentional here; we
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5813 called #'length after doing (nthcdr
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5814 start2 sequence2). */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5815 make_int (XINT (start2) + len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5816 check_sequence_range (sequence2, start2, end2,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5817 make_int (XINT (start2) + len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5818
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5819 while (starting1 < ending1
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5820 && starting2 < ending2 && !NILP (sequence1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5821 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5822 XSETCAR (sequence1, subsequence[starting2]);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5823 sequence1 = XCDR (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5824 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5825 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5826 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5827 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5828 else if (STRINGP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5829 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5830 Ibyte *p = XSTRING_DATA (sequence2),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5831 *pend = p + XSTRING_LENGTH (sequence2), *pcursor,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5832 *staging;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5833 Bytecount ii = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5834
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5835 while (ii < starting2 && p < pend)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5836 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5837 INC_IBYTEPTR (p);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5838 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5839 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5840
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5841 pcursor = p;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5842
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5843 while (ii < ending2 && starting1 < ending1 && pcursor < pend)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5844 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5845 INC_IBYTEPTR (pcursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5846 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5847 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5848 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5849
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5850 if (pcursor == pend)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5851 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5852 check_sequence_range (sequence1, start1, end1, make_int (ii));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5853 check_sequence_range (sequence2, start2, end2, make_int (ii));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5854 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5855 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5856 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5857 assert ((pcursor - p) > 0);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5858 staging = alloca_ibytes (pcursor - p);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5859 memcpy (staging, p, pcursor - p);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5860 replace_string_range (result, start1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5861 make_int (starting1),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5862 staging, staging + (pcursor - p));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5863 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5864 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5865 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5866 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5867 Elemcount seq_len = XINT (Flength (sequence2)), ii = 0,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5868 subseq_len = min (min (ending1 - starting1, seq_len - starting1),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5869 min (ending2 - starting2, seq_len - starting2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5870 Lisp_Object *subsequence = alloca_array (Lisp_Object, subseq_len);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5871
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5872 check_sequence_range (sequence1, start1, end1, make_int (seq_len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5873 check_sequence_range (sequence2, start2, end2, make_int (seq_len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5874
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5875 while (starting2 < ending2 && ii < seq_len)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5876 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5877 subsequence[ii] = Faref (sequence2, make_int (starting2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5878 ii++, starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5879 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5880
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5881 ii = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5882
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5883 while (starting1 < ending1 && ii < seq_len)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5884 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5885 Faset (sequence1, make_int (starting1), subsequence[ii]);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5886 ii++, starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5887 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5888 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5889 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5890 else if (sequence1_listp && sequence2_listp)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5891 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5892 Lisp_Object sequence1_tortoise = sequence1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5893 sequence2_tortoise = sequence2;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5894 Elemcount shortest_len = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5895
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5896 counting = startcounting = min (ending1, ending2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5897
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5898 while (counting-- > 0 && !NILP (sequence1) && !NILP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5899 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5900 XSETCAR (sequence1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5901 CONSP (sequence2) ? XCAR (sequence2)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5902 : Fcar (sequence2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5903 sequence1 = CONSP (sequence1) ? XCDR (sequence1)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5904 : Fcdr (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5905 sequence2 = CONSP (sequence2) ? XCDR (sequence2)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5906 : Fcdr (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5907
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5908 shortest_len++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5909
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5910 if (startcounting - counting > CIRCULAR_LIST_SUSPICION_LENGTH)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5911 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5912 if (counting & 1)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5913 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5914 sequence1_tortoise = XCDR (sequence1_tortoise);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5915 sequence2_tortoise = XCDR (sequence2_tortoise);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5916 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5917
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5918 if (EQ (sequence1, sequence1_tortoise))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5919 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5920 signal_circular_list_error (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5921 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5922
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5923 if (EQ (sequence2, sequence2_tortoise))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5924 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5925 signal_circular_list_error (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5926 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5927 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5928 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5929
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5930 if (NILP (sequence1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5931 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5932 check_sequence_range (sequence1, start1, end1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5933 make_int (XINT (start1) + shortest_len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5934 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5935 else if (NILP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5936 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5937 check_sequence_range (sequence2, start2, end2,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5938 make_int (XINT (start2) + shortest_len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5939 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5940 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5941 else if (sequence1_listp)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5942 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5943 if (STRINGP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5944 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5945 Ibyte *s2_data = XSTRING_DATA (sequence2),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5946 *s2_end = s2_data + XSTRING_LENGTH (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5947 Elemcount char_count = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5948 Lisp_Object character;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5949
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5950 while (char_count < starting2 && s2_data < s2_end)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5951 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5952 INC_IBYTEPTR (s2_data);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5953 char_count++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5954 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5955
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5956 while (starting1 < ending1 && starting2 < ending2
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5957 && s2_data < s2_end && !NILP (sequence1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5958 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5959 character = make_char (itext_ichar (s2_data));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5960 CONSP (sequence1) ?
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5961 XSETCAR (sequence1, character)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5962 : Fsetcar (sequence1, character);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5963 sequence1 = XCDR (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5964 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5965 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5966 char_count++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5967 INC_IBYTEPTR (s2_data);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5968 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5969
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5970 if (NILP (sequence1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5971 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5972 check_sequence_range (sequence1, start1, end1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5973 make_int (XINT (start1) + starting1));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5974 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5975
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5976 if (s2_data == s2_end)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5977 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5978 check_sequence_range (sequence2, start2, end2,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5979 make_int (char_count));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5980 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5981 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5982 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5983 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5984 Elemcount len2 = XINT (Flength (sequence2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5985 check_sequence_range (sequence2, start2, end2, make_int (len2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5986
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5987 ending2 = min (ending2, len2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5988 while (starting2 < ending2
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5989 && starting1 < ending1 && !NILP (sequence1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5990 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5991 CHECK_CONS (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5992 XSETCAR (sequence1, Faref (sequence2, make_int (starting2)));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5993 sequence1 = XCDR (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5994 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5995 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5996 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5997
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5998 if (NILP (sequence1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5999 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6000 check_sequence_range (sequence1, start1, end1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6001 make_int (XINT (start1) + starting1));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6002 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6003 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6004 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6005 else if (sequence2_listp)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6006 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6007 if (STRINGP (sequence1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6008 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6009 Elemcount ii = 0, count, len = string_char_length (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6010 Ibyte *staging, *cursor;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6011 Lisp_Object obj;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6012
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6013 check_sequence_range (sequence1, start1, end1, make_int (len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6014 ending1 = min (ending1, len);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6015 count = ending1 - starting1;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6016 staging = cursor = alloca_ibytes (count * MAX_ICHAR_LEN);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6017
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6018 while (ii < count && !NILP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6019 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6020 obj = CONSP (sequence2) ? XCAR (sequence2)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6021 : Fcar (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6022
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6023 CHECK_CHAR_COERCE_INT (obj);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6024 cursor += set_itext_ichar (cursor, XCHAR (obj));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6025 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6026 sequence2 = XCDR (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6027 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6028
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6029 if (NILP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6030 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6031 check_sequence_range (sequence2, start2, end2,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6032 make_int (XINT (start2) + ii));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6033 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6034
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6035 replace_string_range (result, start1, make_int (XINT (start1) + ii),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6036 staging, cursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6037 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6038 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6039 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6040 Elemcount len = XINT (Flength (sequence1));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6041
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6042 check_sequence_range (sequence1, start2, end1, make_int (len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6043 ending1 = min (ending2, min (ending1, len));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6044
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6045 while (starting1 < ending1 && !NILP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6046 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6047 Faset (sequence1, make_int (starting1),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6048 CONSP (sequence2) ? XCAR (sequence2)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6049 : Fcar (sequence2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6050 sequence2 = XCDR (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6051 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6052 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6053 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6054
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6055 if (NILP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6056 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6057 check_sequence_range (sequence2, start2, end2,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6058 make_int (XINT (start2) + starting2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6059 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6060 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6061 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6062 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6063 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6064 if (STRINGP (sequence1) && STRINGP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6065 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6066 Ibyte *p2 = XSTRING_DATA (sequence2),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6067 *p2end = p2 + XSTRING_LENGTH (sequence2), *p2cursor;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6068 Charcount ii = 0, len1 = string_char_length (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6069
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6070 while (ii < starting2 && p2 < p2end)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6071 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6072 INC_IBYTEPTR (p2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6073 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6074 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6075
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6076 p2cursor = p2;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6077 ending1 = min (ending1, len1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6078
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6079 while (ii < ending2 && starting1 < ending1 && p2cursor < p2end)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6080 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6081 INC_IBYTEPTR (p2cursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6082 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6083 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6084 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6085
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6086 if (p2cursor == p2end)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6087 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6088 check_sequence_range (sequence2, start2, end2, make_int (ii));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6089 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6090
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6091 /* This isn't great; any error message won't necessarily reflect
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6092 the END1 that was supplied to #'replace. */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6093 replace_string_range (result, start1, make_int (starting1),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6094 p2, p2cursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6095 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6096 else if (STRINGP (sequence1))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6097 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6098 Ibyte *staging, *cursor;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6099 Elemcount count, len1 = string_char_length (sequence1);
5262
75bcb5bef459 Replace a doubled semi-colon with a single semi-colon, fns.c, for VS6's sake.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5261
diff changeset
6100 Elemcount len2 = XINT (Flength (sequence2)), ii = 0;
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6101 Lisp_Object obj;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6102
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6103 check_sequence_range (sequence1, start1, end1, make_int (len1));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6104 check_sequence_range (sequence2, start2, end2, make_int (len2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6105
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6106 ending1 = min (ending1, len1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6107 ending2 = min (ending2, len2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6108 count = min (ending1 - starting1, ending2 - starting2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6109 staging = cursor = alloca_ibytes (count * MAX_ICHAR_LEN);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6110
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6111 ii = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6112 while (ii < count)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6113 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6114 obj = Faref (sequence2, make_int (starting2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6115
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6116 CHECK_CHAR_COERCE_INT (obj);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6117 cursor += set_itext_ichar (cursor, XCHAR (obj));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6118 starting2++, ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6119 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6120
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6121 replace_string_range (result, start1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6122 make_int (XINT (start1) + count),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6123 staging, cursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6124 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6125 else if (STRINGP (sequence2))
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6126 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6127 Ibyte *p2 = XSTRING_DATA (sequence2),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6128 *p2end = p2 + XSTRING_LENGTH (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6129 Elemcount len1 = XINT (Flength (sequence1)), ii = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6130
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6131 check_sequence_range (sequence1, start1, end1, make_int (len1));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6132 ending1 = min (ending1, len1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6133
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6134 while (ii < starting2 && p2 < p2end)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6135 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6136 INC_IBYTEPTR (p2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6137 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6138 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6139
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6140 while (p2 < p2end && starting1 < ending1 && starting2 < ending2)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6141 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6142 Faset (sequence1, make_int (starting1),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6143 make_char (itext_ichar (p2)));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6144 INC_IBYTEPTR (p2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6145 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6146 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6147 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6148 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6149
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6150 if (p2 == p2end)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6151 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6152 check_sequence_range (sequence2, start2, end2, make_int (ii));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6153 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6154 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6155 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6156 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6157 Elemcount len1 = XINT (Flength (sequence1)),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6158 len2 = XINT (Flength (sequence2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6159
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6160 check_sequence_range (sequence1, start1, end1, make_int (len1));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6161 check_sequence_range (sequence2, start2, end2, make_int (len2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6162
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6163 ending1 = min (ending1, len1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6164 ending2 = min (ending2, len2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6165
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6166 while (starting1 < ending1 && starting2 < ending2)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6167 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6168 Faset (sequence1, make_int (starting1),
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6169 Faref (sequence2, make_int (starting2)));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6170 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6171 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6172 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6173 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6174 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6175
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6176 return result;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6177 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6178
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6179 Lisp_Object
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
6180 add_suffix_to_symbol (Lisp_Object symbol, const Ascbyte *ascii_string)
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6181 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6182 return Fintern (concat2 (Fsymbol_name (symbol),
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
6183 build_ascstring (ascii_string)),
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6184 Qnil);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6185 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6186
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6187 Lisp_Object
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
6188 add_prefix_to_symbol (const Ascbyte *ascii_string, Lisp_Object symbol)
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6189 {
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
6190 return Fintern (concat2 (build_ascstring (ascii_string),
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6191 Fsymbol_name (symbol)),
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6192 Qnil);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6193 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6194
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6195
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6196 /* #### this function doesn't belong in this file! */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6197
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6198 #ifdef HAVE_GETLOADAVG
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6199 #ifdef HAVE_SYS_LOADAVG_H
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6200 #include <sys/loadavg.h>
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6201 #endif
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6202 #else
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6203 int getloadavg (double loadavg[], int nelem); /* Defined in getloadavg.c */
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6204 #endif
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6205
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6206 DEFUN ("load-average", Fload_average, 0, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6207 Return list of 1 minute, 5 minute and 15 minute load averages.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6208 Each of the three load averages is multiplied by 100,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6209 then converted to integer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6210
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6211 When USE-FLOATS is non-nil, floats will be used instead of integers.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6212 These floats are not multiplied by 100.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6213
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6214 If the 5-minute or 15-minute load averages are not available, return a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6215 shortened list, containing only those averages which are available.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6216
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6217 On some systems, this won't work due to permissions on /dev/kmem,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6218 in which case you can't use this.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6219 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6220 (use_floats))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6221 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6222 double load_ave[3];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6223 int loads = getloadavg (load_ave, countof (load_ave));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6224 Lisp_Object ret = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6225
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6226 if (loads == -2)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6227 signal_error (Qunimplemented,
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6228 "load-average not implemented for this operating system",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6229 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6230 else if (loads < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6231 invalid_operation ("Could not get load-average", lisp_strerror (errno));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6232
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6233 while (loads-- > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6234 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6235 Lisp_Object load = (NILP (use_floats) ?
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6236 make_int ((int) (100.0 * load_ave[loads]))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6237 : make_float (load_ave[loads]));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6238 ret = Fcons (load, ret);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6239 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6240 return ret;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6241 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6242
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6243
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6244 Lisp_Object Vfeatures;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6245
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6246 DEFUN ("featurep", Ffeaturep, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6247 Return non-nil if feature FEXP is present in this Emacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6248 Use this to conditionalize execution of lisp code based on the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6249 presence or absence of emacs or environment extensions.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6250 FEXP can be a symbol, a number, or a list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6251 If it is a symbol, that symbol is looked up in the `features' variable,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6252 and non-nil will be returned if found.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6253 If it is a number, the function will return non-nil if this Emacs
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6254 has an equal or greater version number than FEXP.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6255 If it is a list whose car is the symbol `and', it will return
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6256 non-nil if all the features in its cdr are non-nil.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6257 If it is a list whose car is the symbol `or', it will return non-nil
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6258 if any of the features in its cdr are non-nil.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6259 If it is a list whose car is the symbol `not', it will return
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6260 non-nil if the feature is not present.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6261
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6262 Examples:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6263
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6264 (featurep 'xemacs)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6265 => ; Non-nil on XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6266
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6267 (featurep '(and xemacs gnus))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6268 => ; Non-nil on XEmacs with Gnus loaded.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6269
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6270 (featurep '(or tty-frames (and emacs 19.30)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6271 => ; Non-nil if this Emacs supports TTY frames.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6272
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6273 (featurep '(or (and xemacs 19.15) (and emacs 19.34)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6274 => ; Non-nil on XEmacs 19.15 and later, or FSF Emacs 19.34 and later.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6275
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6276 (featurep '(and xemacs 21.02))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6277 => ; Non-nil on XEmacs 21.2 and later.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6278
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6279 NOTE: The advanced arguments of this function (anything other than a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6280 symbol) are not yet supported by FSF Emacs. If you feel they are useful
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6281 for supporting multiple Emacs variants, lobby Richard Stallman at
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6282 <bug-gnu-emacs@gnu.org>.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6283 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6284 (fexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6285 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6286 #ifndef FEATUREP_SYNTAX
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6287 CHECK_SYMBOL (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6288 return NILP (Fmemq (fexp, Vfeatures)) ? Qnil : Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6289 #else /* FEATUREP_SYNTAX */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6290 static double featurep_emacs_version;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6291
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6292 /* Brute force translation from Erik Naggum's lisp function. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6293 if (SYMBOLP (fexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6294 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6295 /* Original definition */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6296 return NILP (Fmemq (fexp, Vfeatures)) ? Qnil : Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6297 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6298 else if (INTP (fexp) || FLOATP (fexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6299 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6300 double d = extract_float (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6301
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6302 if (featurep_emacs_version == 0.0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6303 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6304 featurep_emacs_version = XINT (Vemacs_major_version) +
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6305 (XINT (Vemacs_minor_version) / 100.0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6306 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6307 return featurep_emacs_version >= d ? Qt : Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6308 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6309 else if (CONSP (fexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6310 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6311 Lisp_Object tem = XCAR (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6312 if (EQ (tem, Qnot))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6313 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6314 Lisp_Object negate;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6315
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6316 tem = XCDR (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6317 negate = Fcar (tem);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6318 if (!NILP (tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6319 return NILP (call1 (Qfeaturep, negate)) ? Qt : Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6320 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6321 return Fsignal (Qinvalid_read_syntax, list1 (tem));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6322 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6323 else if (EQ (tem, Qand))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6324 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6325 tem = XCDR (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6326 /* Use Fcar/Fcdr for error-checking. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6327 while (!NILP (tem) && !NILP (call1 (Qfeaturep, Fcar (tem))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6328 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6329 tem = Fcdr (tem);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6330 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6331 return NILP (tem) ? Qt : Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6332 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6333 else if (EQ (tem, Qor))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6334 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6335 tem = XCDR (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6336 /* Use Fcar/Fcdr for error-checking. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6337 while (!NILP (tem) && NILP (call1 (Qfeaturep, Fcar (tem))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6338 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6339 tem = Fcdr (tem);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6340 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6341 return NILP (tem) ? Qnil : Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6342 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6343 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6344 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6345 return Fsignal (Qinvalid_read_syntax, list1 (XCDR (fexp)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6346 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6347 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6348 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6349 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6350 return Fsignal (Qinvalid_read_syntax, list1 (fexp));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6351 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6352 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6353 #endif /* FEATUREP_SYNTAX */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6354
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6355 DEFUN ("provide", Fprovide, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6356 Announce that FEATURE is a feature of the current Emacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6357 This function updates the value of the variable `features'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6358 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6359 (feature))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6360 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6361 Lisp_Object tem;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6362 CHECK_SYMBOL (feature);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6363 if (!NILP (Vautoload_queue))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6364 Vautoload_queue = Fcons (Fcons (Vfeatures, Qnil), Vautoload_queue);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6365 tem = Fmemq (feature, Vfeatures);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6366 if (NILP (tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6367 Vfeatures = Fcons (feature, Vfeatures);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6368 LOADHIST_ATTACH (Fcons (Qprovide, feature));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6369 return feature;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6370 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6371
1067
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6372 DEFUN ("require", Frequire, 1, 3, 0, /*
3842
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6373 Ensure that FEATURE is present in the Lisp environment.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6374 FEATURE is a symbol naming a collection of resources (functions, etc).
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6375 Optional FILENAME is a library from which to load resources; it defaults to
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6376 the print name of FEATURE.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6377 Optional NOERROR, if non-nil, causes require to return nil rather than signal
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6378 `file-error' if loading the library fails.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6379
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6380 If feature FEATURE is present in `features', update `load-history' to reflect
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6381 the require and return FEATURE. Otherwise, try to load it from a library.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6382 The normal messages at start and end of loading are suppressed.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6383 If the library is successfully loaded and it calls `(provide FEATURE)', add
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6384 FEATURE to `features', update `load-history' and return FEATURE.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6385 If the load succeeds but FEATURE is not provided by the library, signal
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6386 `invalid-state'.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6387
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6388 The byte-compiler treats top-level calls to `require' specially, by evaluating
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6389 them at compile time (and then compiling them normally). Thus a library may
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6390 request that definitions that should be inlined such as macros and defsubsts
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6391 be loaded into its compilation environment. Achieving this in other contexts
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6392 requires an explicit \(eval-and-compile ...\) block.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6393 */
1067
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6394 (feature, filename, noerror))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6395 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6396 Lisp_Object tem;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6397 CHECK_SYMBOL (feature);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6398 tem = Fmemq (feature, Vfeatures);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6399 LOADHIST_ATTACH (Fcons (Qrequire, feature));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6400 if (!NILP (tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6401 return feature;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6402 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6403 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6404 int speccount = specpdl_depth ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6405
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6406 /* Value saved here is to be restored into Vautoload_queue */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6407 record_unwind_protect (un_autoload, Vautoload_queue);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6408 Vautoload_queue = Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6409
1067
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6410 tem = call4 (Qload, NILP (filename) ? Fsymbol_name (feature) : filename,
1261
465bd3c7d932 [xemacs-hg @ 2003-02-06 06:35:47 by ben]
ben
parents: 1204
diff changeset
6411 noerror, Qrequire, Qnil);
1067
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6412 /* If load failed entirely, return nil. */
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6413 if (NILP (tem))
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6414 return unbind_to_1 (speccount, Qnil);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6415
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6416 tem = Fmemq (feature, Vfeatures);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6417 if (NILP (tem))
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6418 invalid_state ("Required feature was not provided", feature);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6419
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6420 /* Once loading finishes, don't undo it. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6421 Vautoload_queue = Qt;
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6422 return unbind_to_1 (speccount, feature);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6423 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6424 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6425
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6426 /* base64 encode/decode functions.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6427
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6428 Originally based on code from GNU recode. Ported to FSF Emacs by
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6429 Lars Magne Ingebrigtsen and Karl Heuer. Ported to XEmacs and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6430 subsequently heavily hacked by Hrvoje Niksic. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6431
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6432 #define MIME_LINE_LENGTH 72
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6433
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6434 #define IS_ASCII(Character) \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6435 ((Character) < 128)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6436 #define IS_BASE64(Character) \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6437 (IS_ASCII (Character) && base64_char_to_value[Character] >= 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6438
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6439 /* Table of characters coding the 64 values. */
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
6440 static Ascbyte base64_value_to_char[64] =
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6441 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6442 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', /* 0- 9 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6443 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', /* 10-19 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6444 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', /* 20-29 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6445 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', /* 30-39 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6446 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', /* 40-49 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6447 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', /* 50-59 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6448 '8', '9', '+', '/' /* 60-63 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6449 };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6450
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6451 /* Table of base64 values for first 128 characters. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6452 static short base64_char_to_value[128] =
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6453 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6454 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0- 9 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6455 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 10- 19 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6456 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 20- 29 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6457 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 30- 39 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6458 -1, -1, -1, 62, -1, -1, -1, 63, 52, 53, /* 40- 49 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6459 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, /* 50- 59 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6460 -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, /* 60- 69 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6461 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, /* 70- 79 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6462 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, /* 80- 89 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6463 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, /* 90- 99 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6464 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, /* 100-109 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6465 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, /* 110-119 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6466 49, 50, 51, -1, -1, -1, -1, -1 /* 120-127 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6467 };
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6468
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6469 /* The following diagram shows the logical steps by which three octets
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6470 get transformed into four base64 characters.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6471
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6472 .--------. .--------. .--------.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6473 |aaaaaabb| |bbbbcccc| |ccdddddd|
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6474 `--------' `--------' `--------'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6475 6 2 4 4 2 6
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6476 .--------+--------+--------+--------.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6477 |00aaaaaa|00bbbbbb|00cccccc|00dddddd|
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6478 `--------+--------+--------+--------'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6479
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6480 .--------+--------+--------+--------.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6481 |AAAAAAAA|BBBBBBBB|CCCCCCCC|DDDDDDDD|
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6482 `--------+--------+--------+--------'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6483
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6484 The octets are divided into 6 bit chunks, which are then encoded into
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6485 base64 characters. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6486
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
6487 static DECLARE_DOESNT_RETURN (base64_conversion_error (const Ascbyte *,
2268
61855263cb07 [xemacs-hg @ 2004-09-14 14:32:29 by james]
james
parents: 2039
diff changeset
6488 Lisp_Object));
61855263cb07 [xemacs-hg @ 2004-09-14 14:32:29 by james]
james
parents: 2039
diff changeset
6489
575
d5e8f5ad5043 [xemacs-hg @ 2001-05-25 04:22:31 by martinb]
martinb
parents: 563
diff changeset
6490 static DOESNT_RETURN
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
6491 base64_conversion_error (const Ascbyte *reason, Lisp_Object frob)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6492 {
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6493 signal_error (Qbase64_conversion_error, reason, frob);
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6494 }
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6495
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6496 #define ADVANCE_INPUT(c, stream) \
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6497 ((ec = Lstream_get_ichar (stream)) == -1 ? 0 : \
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6498 ((ec > 255) ? \
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6499 (base64_conversion_error ("Non-ascii character in base64 input", \
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6500 make_char (ec)), 0) \
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6501 : (c = (Ibyte)ec), 1))
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6502
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6503 static Bytebpos
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6504 base64_encode_1 (Lstream *istream, Ibyte *to, int line_break)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6505 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6506 EMACS_INT counter = 0;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6507 Ibyte *e = to;
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6508 Ichar ec;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6509 unsigned int value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6510
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6511 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6512 {
1204
e22b0213b713 [xemacs-hg @ 2003-01-12 11:07:58 by michaels]
michaels
parents: 1067
diff changeset
6513 Ibyte c = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6514 if (!ADVANCE_INPUT (c, istream))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6515 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6516
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6517 /* Wrap line every 76 characters. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6518 if (line_break)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6519 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6520 if (counter < MIME_LINE_LENGTH / 4)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6521 counter++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6522 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6523 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6524 *e++ = '\n';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6525 counter = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6526 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6527 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6528
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6529 /* Process first byte of a triplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6530 *e++ = base64_value_to_char[0x3f & c >> 2];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6531 value = (0x03 & c) << 4;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6532
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6533 /* Process second byte of a triplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6534 if (!ADVANCE_INPUT (c, istream))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6535 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6536 *e++ = base64_value_to_char[value];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6537 *e++ = '=';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6538 *e++ = '=';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6539 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6540 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6541
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6542 *e++ = base64_value_to_char[value | (0x0f & c >> 4)];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6543 value = (0x0f & c) << 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6544
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6545 /* Process third byte of a triplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6546 if (!ADVANCE_INPUT (c, istream))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6547 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6548 *e++ = base64_value_to_char[value];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6549 *e++ = '=';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6550 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6551 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6552
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6553 *e++ = base64_value_to_char[value | (0x03 & c >> 6)];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6554 *e++ = base64_value_to_char[0x3f & c];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6555 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6556
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6557 return e - to;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6558 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6559 #undef ADVANCE_INPUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6560
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6561 /* Get next character from the stream, except that non-base64
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6562 characters are ignored. This is in accordance with rfc2045. EC
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6563 should be an Ichar, so that it can hold -1 as the value for EOF. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6564 #define ADVANCE_INPUT_IGNORE_NONBASE64(ec, stream, streampos) do { \
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6565 ec = Lstream_get_ichar (stream); \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6566 ++streampos; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6567 /* IS_BASE64 may not be called with negative arguments so check for \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6568 EOF first. */ \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6569 if (ec < 0 || IS_BASE64 (ec) || ec == '=') \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6570 break; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6571 } while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6572
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6573 #define STORE_BYTE(pos, val, ccnt) do { \
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
6574 pos += set_itext_ichar (pos, (Ichar)((Binbyte)(val))); \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6575 ++ccnt; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6576 } while (0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6577
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6578 static Bytebpos
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6579 base64_decode_1 (Lstream *istream, Ibyte *to, Charcount *ccptr)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6580 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6581 Charcount ccnt = 0;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6582 Ibyte *e = to;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6583 EMACS_INT streampos = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6584
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6585 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6586 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6587 Ichar ec;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6588 unsigned long value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6589
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6590 /* Process first byte of a quadruplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6591 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6592 if (ec < 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6593 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6594 if (ec == '=')
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6595 base64_conversion_error ("Illegal `=' character while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6596 make_int (streampos));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6597 value = base64_char_to_value[ec] << 18;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6598
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6599 /* Process second byte of a quadruplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6600 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6601 if (ec < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6602 base64_conversion_error ("Premature EOF while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6603 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6604 if (ec == '=')
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6605 base64_conversion_error ("Illegal `=' character while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6606 make_int (streampos));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6607 value |= base64_char_to_value[ec] << 12;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6608 STORE_BYTE (e, value >> 16, ccnt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6609
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6610 /* Process third byte of a quadruplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6611 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6612 if (ec < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6613 base64_conversion_error ("Premature EOF while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6614 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6615
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6616 if (ec == '=')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6617 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6618 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6619 if (ec < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6620 base64_conversion_error ("Premature EOF while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6621 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6622 if (ec != '=')
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6623 base64_conversion_error
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6624 ("Padding `=' expected but not found while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6625 make_int (streampos));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6626 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6627 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6628
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6629 value |= base64_char_to_value[ec] << 6;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6630 STORE_BYTE (e, 0xff & value >> 8, ccnt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6631
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6632 /* Process fourth byte of a quadruplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6633 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6634 if (ec < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6635 base64_conversion_error ("Premature EOF while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6636 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6637 if (ec == '=')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6638 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6639
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6640 value |= base64_char_to_value[ec];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6641 STORE_BYTE (e, 0xff & value, ccnt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6642 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6643
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6644 *ccptr = ccnt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6645 return e - to;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6646 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6647 #undef ADVANCE_INPUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6648 #undef ADVANCE_INPUT_IGNORE_NONBASE64
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6649 #undef STORE_BYTE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6650
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6651 DEFUN ("base64-encode-region", Fbase64_encode_region, 2, 3, "r", /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6652 Base64-encode the region between START and END.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6653 Return the length of the encoded text.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6654 Optional third argument NO-LINE-BREAK means do not break long lines
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6655 into shorter lines.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6656 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6657 (start, end, no_line_break))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6658 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6659 Ibyte *encoded;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6660 Bytebpos encoded_length;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6661 Charcount allength, length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6662 struct buffer *buf = current_buffer;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6663 Charbpos begv, zv, old_pt = BUF_PT (buf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6664 Lisp_Object input;
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
6665 int speccount = specpdl_depth ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6666
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6667 get_buffer_range_char (buf, start, end, &begv, &zv, 0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6668 barf_if_buffer_read_only (buf, begv, zv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6669
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6670 /* We need to allocate enough room for encoding the text.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6671 We need 33 1/3% more space, plus a newline every 76
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6672 characters, and then we round up. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6673 length = zv - begv;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6674 allength = length + length/3 + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6675 allength += allength / MIME_LINE_LENGTH + 1 + 6;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6676
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6677 input = make_lisp_buffer_input_stream (buf, begv, zv, 0);
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6678 /* We needn't multiply allength with MAX_ICHAR_LEN because all the
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6679 base64 characters will be single-byte. */
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6680 encoded = (Ibyte *) MALLOC_OR_ALLOCA (allength);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6681 encoded_length = base64_encode_1 (XLSTREAM (input), encoded,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6682 NILP (no_line_break));
5050
6f2158fa75ed Fix quick-build, use asserts() in place of ABORT()
Ben Wing <ben@xemacs.org>
parents: 5002
diff changeset
6683 assert (encoded_length <= allength);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6684 Lstream_delete (XLSTREAM (input));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6685
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6686 /* Now we have encoded the region, so we insert the new contents
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6687 and delete the old. (Insert first in order to preserve markers.) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6688 buffer_insert_raw_string_1 (buf, begv, encoded, encoded_length, 0);
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
6689 unbind_to (speccount);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6690 buffer_delete_range (buf, begv + encoded_length, zv + encoded_length, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6691
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6692 /* Simulate FSF Emacs implementation of this function: if point was
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6693 in the region, place it at the beginning. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6694 if (old_pt >= begv && old_pt < zv)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6695 BUF_SET_PT (buf, begv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6696
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6697 /* We return the length of the encoded text. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6698 return make_int (encoded_length);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6699 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6700
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6701 DEFUN ("base64-encode-string", Fbase64_encode_string, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6702 Base64 encode STRING and return the result.
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6703 Optional argument NO-LINE-BREAK means do not break long lines
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6704 into shorter lines.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6705 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6706 (string, no_line_break))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6707 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6708 Charcount allength, length;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6709 Bytebpos encoded_length;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6710 Ibyte *encoded;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6711 Lisp_Object input, result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6712 int speccount = specpdl_depth();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6713
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6714 CHECK_STRING (string);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6715
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
6716 length = string_char_length (string);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6717 allength = length + length/3 + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6718 allength += allength / MIME_LINE_LENGTH + 1 + 6;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6719
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6720 input = make_lisp_string_input_stream (string, 0, -1);
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6721 encoded = (Ibyte *) MALLOC_OR_ALLOCA (allength);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6722 encoded_length = base64_encode_1 (XLSTREAM (input), encoded,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6723 NILP (no_line_break));
5050
6f2158fa75ed Fix quick-build, use asserts() in place of ABORT()
Ben Wing <ben@xemacs.org>
parents: 5002
diff changeset
6724 assert (encoded_length <= allength);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6725 Lstream_delete (XLSTREAM (input));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6726 result = make_string (encoded, encoded_length);
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
6727 unbind_to (speccount);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6728 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6729 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6730
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6731 DEFUN ("base64-decode-region", Fbase64_decode_region, 2, 2, "r", /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6732 Base64-decode the region between START and END.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6733 Return the length of the decoded text.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6734 If the region can't be decoded, return nil and don't modify the buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6735 Characters out of the base64 alphabet are ignored.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6736 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6737 (start, end))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6738 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6739 struct buffer *buf = current_buffer;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6740 Charbpos begv, zv, old_pt = BUF_PT (buf);
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6741 Ibyte *decoded;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6742 Bytebpos decoded_length;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6743 Charcount length, cc_decoded_length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6744 Lisp_Object input;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6745 int speccount = specpdl_depth();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6746
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6747 get_buffer_range_char (buf, start, end, &begv, &zv, 0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6748 barf_if_buffer_read_only (buf, begv, zv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6749
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6750 length = zv - begv;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6751
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6752 input = make_lisp_buffer_input_stream (buf, begv, zv, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6753 /* We need to allocate enough room for decoding the text. */
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6754 decoded = (Ibyte *) MALLOC_OR_ALLOCA (length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6755 decoded_length = base64_decode_1 (XLSTREAM (input), decoded, &cc_decoded_length);
5050
6f2158fa75ed Fix quick-build, use asserts() in place of ABORT()
Ben Wing <ben@xemacs.org>
parents: 5002
diff changeset
6756 assert (decoded_length <= length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6757 Lstream_delete (XLSTREAM (input));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6758
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6759 /* Now we have decoded the region, so we insert the new contents
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6760 and delete the old. (Insert first in order to preserve markers.) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6761 BUF_SET_PT (buf, begv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6762 buffer_insert_raw_string_1 (buf, begv, decoded, decoded_length, 0);
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
6763 unbind_to (speccount);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6764 buffer_delete_range (buf, begv + cc_decoded_length,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6765 zv + cc_decoded_length, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6766
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6767 /* Simulate FSF Emacs implementation of this function: if point was
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6768 in the region, place it at the beginning. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6769 if (old_pt >= begv && old_pt < zv)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6770 BUF_SET_PT (buf, begv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6771
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6772 return make_int (cc_decoded_length);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6773 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6774
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6775 DEFUN ("base64-decode-string", Fbase64_decode_string, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6776 Base64-decode STRING and return the result.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6777 Characters out of the base64 alphabet are ignored.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6778 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6779 (string))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6780 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6781 Ibyte *decoded;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6782 Bytebpos decoded_length;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6783 Charcount length, cc_decoded_length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6784 Lisp_Object input, result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6785 int speccount = specpdl_depth();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6786
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6787 CHECK_STRING (string);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6788
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
6789 length = string_char_length (string);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6790 /* We need to allocate enough room for decoding the text. */
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6791 decoded = (Ibyte *) MALLOC_OR_ALLOCA (length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6792
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6793 input = make_lisp_string_input_stream (string, 0, -1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6794 decoded_length = base64_decode_1 (XLSTREAM (input), decoded,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6795 &cc_decoded_length);
5050
6f2158fa75ed Fix quick-build, use asserts() in place of ABORT()
Ben Wing <ben@xemacs.org>
parents: 5002
diff changeset
6796 assert (decoded_length <= length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6797 Lstream_delete (XLSTREAM (input));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6798
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6799 result = make_string (decoded, decoded_length);
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
6800 unbind_to (speccount);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6801 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6802 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6803
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6804 Lisp_Object Qyes_or_no_p;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6805
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6806 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6807 syms_of_fns (void)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6808 {
5117
3742ea8250b5 Checking in final CVS version of workspace 'ben-lisp-object'
Ben Wing <ben@xemacs.org>
parents: 3025
diff changeset
6809 INIT_LISP_OBJECT (bit_vector);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6810
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6811 DEFSYMBOL (Qstring_lessp);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6812 DEFSYMBOL (Qsort);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6813 DEFSYMBOL (Qmerge);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6814 DEFSYMBOL (Qfill);
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6815 DEFSYMBOL (Qidentity);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6816 DEFSYMBOL (Qvector);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6817 DEFSYMBOL (Qarray);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6818 DEFSYMBOL (Qstring);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6819 DEFSYMBOL (Qlist);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6820 DEFSYMBOL (Qbit_vector);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6821 defsymbol (&QsortX, "sort*");
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6822 DEFSYMBOL (Qreduce);
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6823 DEFSYMBOL (Qreplace);
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6824
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6825 DEFSYMBOL (Qmapconcat);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6826 defsymbol (&QmapcarX, "mapcar*");
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6827 DEFSYMBOL (Qmapvector);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6828 DEFSYMBOL (Qmapcan);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6829 DEFSYMBOL (Qmapc);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6830 DEFSYMBOL (Qmap);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6831 DEFSYMBOL (Qmap_into);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6832 DEFSYMBOL (Qsome);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6833 DEFSYMBOL (Qevery);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6834 DEFSYMBOL (Qmaplist);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6835 DEFSYMBOL (Qmapl);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6836 DEFSYMBOL (Qmapcon);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6837
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6838 DEFKEYWORD (Q_from_end);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6839 DEFKEYWORD (Q_initial_value);
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6840 DEFKEYWORD (Q_start1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6841 DEFKEYWORD (Q_start2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6842 DEFKEYWORD (Q_end1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6843 DEFKEYWORD (Q_end2);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6844
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6845 DEFSYMBOL (Qyes_or_no_p);
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6846
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6847 DEFERROR_STANDARD (Qbase64_conversion_error, Qconversion_error);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6848
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6849 DEFSUBR (Fidentity);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6850 DEFSUBR (Frandom);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6851 DEFSUBR (Flength);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6852 DEFSUBR (Fsafe_length);
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
6853 DEFSUBR (Flist_length);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6854 DEFSUBR (Fstring_equal);
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
6855 DEFSUBR (Fcompare_strings);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6856 DEFSUBR (Fstring_lessp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6857 DEFSUBR (Fstring_modified_tick);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6858 DEFSUBR (Fappend);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6859 DEFSUBR (Fconcat);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6860 DEFSUBR (Fvconcat);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6861 DEFSUBR (Fbvconcat);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6862 DEFSUBR (Fcopy_list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6863 DEFSUBR (Fcopy_sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6864 DEFSUBR (Fcopy_alist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6865 DEFSUBR (Fcopy_tree);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6866 DEFSUBR (Fsubseq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6867 DEFSUBR (Fnthcdr);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6868 DEFSUBR (Fnth);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6869 DEFSUBR (Felt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6870 DEFSUBR (Flast);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6871 DEFSUBR (Fbutlast);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6872 DEFSUBR (Fnbutlast);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6873 DEFSUBR (Fmember);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6874 DEFSUBR (Fold_member);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6875 DEFSUBR (Fmemq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6876 DEFSUBR (Fold_memq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6877 DEFSUBR (Fassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6878 DEFSUBR (Fold_assoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6879 DEFSUBR (Fassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6880 DEFSUBR (Fold_assq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6881 DEFSUBR (Frassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6882 DEFSUBR (Fold_rassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6883 DEFSUBR (Frassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6884 DEFSUBR (Fold_rassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6885 DEFSUBR (Fdelete);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6886 DEFSUBR (Fold_delete);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6887 DEFSUBR (Fdelq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6888 DEFSUBR (Fold_delq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6889 DEFSUBR (Fremassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6890 DEFSUBR (Fremassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6891 DEFSUBR (Fremrassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6892 DEFSUBR (Fremrassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6893 DEFSUBR (Fnreverse);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6894 DEFSUBR (Freverse);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6895 DEFSUBR (FsortX);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6896 Ffset (intern ("sort"), QsortX);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6897 DEFSUBR (Fmerge);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6898 DEFSUBR (Fplists_eq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6899 DEFSUBR (Fplists_equal);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6900 DEFSUBR (Flax_plists_eq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6901 DEFSUBR (Flax_plists_equal);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6902 DEFSUBR (Fplist_get);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6903 DEFSUBR (Fplist_put);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6904 DEFSUBR (Fplist_remprop);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6905 DEFSUBR (Fplist_member);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6906 DEFSUBR (Fcheck_valid_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6907 DEFSUBR (Fvalid_plist_p);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6908 DEFSUBR (Fcanonicalize_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6909 DEFSUBR (Flax_plist_get);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6910 DEFSUBR (Flax_plist_put);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6911 DEFSUBR (Flax_plist_remprop);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6912 DEFSUBR (Flax_plist_member);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6913 DEFSUBR (Fcanonicalize_lax_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6914 DEFSUBR (Fdestructive_alist_to_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6915 DEFSUBR (Fget);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6916 DEFSUBR (Fput);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6917 DEFSUBR (Fremprop);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6918 DEFSUBR (Fobject_plist);
5255
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
6919 DEFSUBR (Fobject_setplist);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6920 DEFSUBR (Fequal);
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
6921 DEFSUBR (Fequalp);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6922 DEFSUBR (Fold_equal);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6923 DEFSUBR (Ffill);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6924 Ffset (intern ("fillarray"), Qfill);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6925
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6926 DEFSUBR (Fnconc);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6927 DEFSUBR (FmapcarX);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6928 DEFSUBR (Fmapvector);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6929 DEFSUBR (Fmapcan);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6930 DEFSUBR (Fmapc);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6931 DEFSUBR (Fmapconcat);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6932 DEFSUBR (Fmap);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6933 DEFSUBR (Fmap_into);
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
6934 DEFSUBR (Fsome);
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
6935 DEFSUBR (Fevery);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6936 Ffset (intern ("mapc-internal"), Fsymbol_function (intern ("mapc")));
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6937 Ffset (intern ("mapcar"), Fsymbol_function (intern ("mapcar*")));
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6938 DEFSUBR (Fmaplist);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6939 DEFSUBR (Fmapl);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6940 DEFSUBR (Fmapcon);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6941
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6942 DEFSUBR (Freduce);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6943 DEFSUBR (Freplace_list);
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6944 DEFSUBR (Freplace);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6945 DEFSUBR (Fload_average);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6946 DEFSUBR (Ffeaturep);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6947 DEFSUBR (Frequire);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6948 DEFSUBR (Fprovide);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6949 DEFSUBR (Fbase64_encode_region);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6950 DEFSUBR (Fbase64_encode_string);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6951 DEFSUBR (Fbase64_decode_region);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6952 DEFSUBR (Fbase64_decode_string);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6953
5224
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
6954 DEFSUBR (Fsubstring_no_properties);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6955 DEFSUBR (Fsplit_string_by_char);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6956 DEFSUBR (Fsplit_path); /* #### */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6957 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6958
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6959 void
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6960 vars_of_fns (void)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6961 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6962 DEFVAR_LISP ("path-separator", &Vpath_separator /*
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6963 The directory separator in search paths, as a string.
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6964 */ );
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6965 {
5000
44d7bde26046 fix compile errors, fix revert-buffer bug on binary/Latin 1 files, Mule-ize some files
Ben Wing <ben@xemacs.org>
parents: 4966
diff changeset
6966 Ascbyte c = SEPCHAR;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6967 Vpath_separator = make_string ((Ibyte *) &c, 1);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6968 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6969 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6970
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6971 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6972 init_provide_once (void)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6973 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6974 DEFVAR_LISP ("features", &Vfeatures /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6975 A list of symbols which are the features of the executing emacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6976 Used by `featurep' and `require', and altered by `provide'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6977 */ );
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6978 Vfeatures = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6979
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6980 Fprovide (intern ("base64"));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6981 }