annotate src/fns.c @ 5420:b9167d522a9a

Rebase with 21.5 trunk.
author Mats Lidell <matsl@xemacs.org>
date Thu, 28 Oct 2010 23:53:24 +0200
parents 308d34e9f07d 99de5fd48e87
children 46491edfd94a
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1 /* Random utility Lisp functions.
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2 Copyright (C) 1985, 86, 87, 93, 94, 95 Free Software Foundation, Inc.
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3 Copyright (C) 1995, 1996, 2000, 2001, 2002, 2003, 2010 Ben Wing.
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4
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5 This file is part of XEmacs.
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6
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7 XEmacs is free software: you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation, either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */
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19
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20 /* Synched up with: Mule 2.0, FSF 19.30. */
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21
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22 /* This file has been Mule-ized. */
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23
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24 /* Note: FSF 19.30 has bool vectors. We have bit vectors. */
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25
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26 /* Hacked on for Mule by Ben Wing, December 1994, January 1995. */
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27
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28 #include <config.h>
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29
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30 /* Note on some machines this defines `vector' as a typedef,
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31 so make sure we don't use that name in this file. */
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32 #undef vector
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33 #define vector *****
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34
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35 #include "lisp.h"
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36
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37 #include "sysfile.h"
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38 #include "sysproc.h" /* for qxe_getpid() */
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39
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40 #include "buffer.h"
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41 #include "bytecode.h"
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42 #include "device.h"
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43 #include "events.h"
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44 #include "extents.h"
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45 #include "frame.h"
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46 #include "process.h"
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47 #include "systime.h"
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48 #include "insdel.h"
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49 #include "lstream.h"
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50 #include "opaque.h"
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51
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52 /* NOTE: This symbol is also used in lread.c */
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53 #define FEATUREP_SYNTAX
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54
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55 Lisp_Object Qstring_lessp, Qsort, Qmerge, Qfill, Qreplace;
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56 Lisp_Object Qidentity;
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57 Lisp_Object Qvector, Qarray, Qbit_vector, QsortX, Q_from_end, Q_initial_value;
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58 Lisp_Object Qmapconcat, QmapcarX, Qmapvector, Qmapcan, Qmapc, Qmap, Qmap_into;
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59 Lisp_Object Qsome, Qevery, Qmaplist, Qmapl, Qmapcon, Qreduce;
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60 Lisp_Object Q_start1, Q_start2, Q_end1, Q_end2;
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61
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62 Lisp_Object Qbase64_conversion_error;
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63
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64 Lisp_Object Vpath_separator;
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65
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66 static int internal_old_equal (Lisp_Object, Lisp_Object, int);
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67 Lisp_Object safe_copy_tree (Lisp_Object arg, Lisp_Object vecp, int depth);
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68
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69 static DOESNT_RETURN
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70 mapping_interaction_error (Lisp_Object func, Lisp_Object object)
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71 {
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72 invalid_state_2 ("object modified while traversing it", func, object);
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73 }
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74
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75 static void
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76 check_sequence_range (Lisp_Object sequence, Lisp_Object start,
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77 Lisp_Object end, Lisp_Object length)
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78 {
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79 Elemcount starting = XINT (start), ending, len = XINT (length);
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81 ending = NILP (end) ? XINT (length) : XINT (end);
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82
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83 if (!(0 <= starting && starting <= ending && ending <= len))
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84 {
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85 args_out_of_range_3 (sequence, start, make_int (ending));
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86 }
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87 }
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88
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89 static Lisp_Object
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90 mark_bit_vector (Lisp_Object UNUSED (obj))
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91 {
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92 return Qnil;
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93 }
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94
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95 static void
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96 print_bit_vector (Lisp_Object obj, Lisp_Object printcharfun,
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97 int UNUSED (escapeflag))
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98 {
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99 Elemcount i;
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100 Lisp_Bit_Vector *v = XBIT_VECTOR (obj);
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101 Elemcount len = bit_vector_length (v);
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102 Elemcount last = len;
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103
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104 if (INTP (Vprint_length))
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105 last = min (len, XINT (Vprint_length));
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106 write_ascstring (printcharfun, "#*");
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107 for (i = 0; i < last; i++)
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108 {
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109 if (bit_vector_bit (v, i))
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110 write_ascstring (printcharfun, "1");
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111 else
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112 write_ascstring (printcharfun, "0");
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113 }
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114
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115 if (last != len)
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116 write_ascstring (printcharfun, "...");
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117 }
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118
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119 static int
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120 bit_vector_equal (Lisp_Object obj1, Lisp_Object obj2, int UNUSED (depth),
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121 int UNUSED (foldcase))
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122 {
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123 Lisp_Bit_Vector *v1 = XBIT_VECTOR (obj1);
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124 Lisp_Bit_Vector *v2 = XBIT_VECTOR (obj2);
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125
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126 return ((bit_vector_length (v1) == bit_vector_length (v2)) &&
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127 !memcmp (v1->bits, v2->bits,
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128 BIT_VECTOR_LONG_STORAGE (bit_vector_length (v1)) *
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129 sizeof (long)));
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130 }
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131
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132 /* This needs to be algorithmically identical to internal_array_hash in
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133 elhash.c when equalp is one, so arrays and bit vectors with the same
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134 contents hash the same. It would be possible to enforce this by giving
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135 internal_ARRAYLIKE_hash its own file and including it twice, but right
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136 now that doesn't seem worth it. */
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137 static Hashcode
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138 internal_bit_vector_equalp_hash (Lisp_Bit_Vector *v)
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139 {
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140 int ii, size = bit_vector_length (v);
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141 Hashcode hash = 0;
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142
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143 if (size <= 5)
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144 {
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145 for (ii = 0; ii < size; ii++)
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146 {
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147 hash = HASH2
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148 (hash,
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149 FLOAT_HASHCODE_FROM_DOUBLE ((double) (bit_vector_bit (v, ii))));
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150 }
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151 return hash;
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152 }
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153
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154 /* just pick five elements scattered throughout the array.
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155 A slightly better approach would be to offset by some
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156 noise factor from the points chosen below. */
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157 for (ii = 0; ii < 5; ii++)
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158 hash = HASH2 (hash,
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159 FLOAT_HASHCODE_FROM_DOUBLE
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160 ((double) (bit_vector_bit (v, ii * size / 5))));
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161
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162 return hash;
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163 }
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164
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165 static Hashcode
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166 bit_vector_hash (Lisp_Object obj, int UNUSED (depth), Boolint equalp)
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167 {
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168 Lisp_Bit_Vector *v = XBIT_VECTOR (obj);
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169 if (equalp)
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170 {
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171 return HASH2 (bit_vector_length (v),
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172 internal_bit_vector_equalp_hash (v));
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173 }
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174
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175 return HASH2 (bit_vector_length (v),
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176 memory_hash (v->bits,
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177 BIT_VECTOR_LONG_STORAGE (bit_vector_length (v)) *
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178 sizeof (long)));
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179 }
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180
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181 static Bytecount
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182 size_bit_vector (Lisp_Object obj)
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183 {
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184 Lisp_Bit_Vector *v = XBIT_VECTOR (obj);
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185 return FLEXIBLE_ARRAY_STRUCT_SIZEOF (Lisp_Bit_Vector, unsigned long, bits,
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186 BIT_VECTOR_LONG_STORAGE (bit_vector_length (v)));
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187 }
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188
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189 static const struct memory_description bit_vector_description[] = {
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190 { XD_END }
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191 };
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192
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193
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194 DEFINE_DUMPABLE_SIZABLE_LISP_OBJECT ("bit-vector", bit_vector,
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195 mark_bit_vector,
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196 print_bit_vector, 0,
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197 bit_vector_equal,
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198 bit_vector_hash,
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199 bit_vector_description,
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200 size_bit_vector,
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201 Lisp_Bit_Vector);
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202
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203
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204 DEFUN ("identity", Fidentity, 1, 1, 0, /*
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205 Return the argument unchanged.
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206 */
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207 (arg))
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208 {
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209 return arg;
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210 }
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211
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212 DEFUN ("random", Frandom, 0, 1, 0, /*
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213 Return a pseudo-random number.
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214 All fixnums are equally likely. On most systems, this is 31 bits' worth.
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215 With positive integer argument N, return random number in interval [0,N).
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216 N can be a bignum, in which case the range of possible values is extended.
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217 With argument t, set the random number seed from the current time and pid.
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218 */
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219 (limit))
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220 {
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221 EMACS_INT val;
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222 unsigned long denominator;
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223
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224 if (EQ (limit, Qt))
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225 seed_random (qxe_getpid () + time (NULL));
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226 if (NATNUMP (limit) && !ZEROP (limit))
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227 {
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228 /* Try to take our random number from the higher bits of VAL,
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229 not the lower, since (says Gentzel) the low bits of `random'
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230 are less random than the higher ones. We do this by using the
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231 quotient rather than the remainder. At the high end of the RNG
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232 it's possible to get a quotient larger than limit; discarding
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233 these values eliminates the bias that would otherwise appear
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234 when using a large limit. */
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235 denominator = ((unsigned long)1 << INT_VALBITS) / XINT (limit);
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236 do
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237 val = get_random () / denominator;
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238 while (val >= XINT (limit));
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239 }
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240 #ifdef HAVE_BIGNUM
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241 else if (BIGNUMP (limit))
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242 {
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243 bignum_random (scratch_bignum, XBIGNUM_DATA (limit));
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244 return Fcanonicalize_number (make_bignum_bg (scratch_bignum));
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245 }
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246 #endif
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247 else
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248 val = get_random ();
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249
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250 return make_int (val);
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251 }
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252
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253 /* Random data-structure functions */
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254
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255 #ifdef LOSING_BYTECODE
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256
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257 /* #### Delete this shit */
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258
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259 /* Charcount is a misnomer here as we might be dealing with the
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260 length of a vector or list, but emphasizes that we're not dealing
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261 with Bytecounts in strings */
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262 static Charcount
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263 length_with_bytecode_hack (Lisp_Object seq)
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264 {
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265 if (!COMPILED_FUNCTIONP (seq))
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266 return XINT (Flength (seq));
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267 else
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268 {
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269 Lisp_Compiled_Function *f = XCOMPILED_FUNCTION (seq);
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270
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271 return (f->flags.interactivep ? COMPILED_INTERACTIVE :
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272 f->flags.domainp ? COMPILED_DOMAIN :
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273 COMPILED_DOC_STRING)
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274 + 1;
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275 }
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276 }
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277
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278 #endif /* LOSING_BYTECODE */
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279
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280 void
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281 check_losing_bytecode (const Ascbyte *function, Lisp_Object seq)
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282 {
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283 if (COMPILED_FUNCTIONP (seq))
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284 signal_ferror_with_frob
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285 (Qinvalid_argument, seq,
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286 "As of 20.3, `%s' no longer works with compiled-function objects",
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287 function);
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288 }
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289
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290 DEFUN ("length", Flength, 1, 1, 0, /*
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291 Return the length of vector, bit vector, list or string SEQUENCE.
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292 */
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293 (sequence))
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294 {
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295 retry:
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296 if (STRINGP (sequence))
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297 return make_int (string_char_length (sequence));
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298 else if (CONSP (sequence))
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299 {
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300 Elemcount len;
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301 GET_EXTERNAL_LIST_LENGTH (sequence, len);
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cvs
parents:
diff changeset
302 return make_int (len);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
303 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
304 else if (VECTORP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
305 return make_int (XVECTOR_LENGTH (sequence));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
306 else if (NILP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
307 return Qzero;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
308 else if (BIT_VECTORP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
309 return make_int (bit_vector_length (XBIT_VECTOR (sequence)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
310 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
311 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
312 check_losing_bytecode ("length", sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
313 sequence = wrong_type_argument (Qsequencep, sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
314 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
315 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
316 }
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 DEFUN ("safe-length", Fsafe_length, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
319 Return the length of a list, but avoid error or infinite loop.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
320 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
321 it returns 0. If LIST is circular, it returns a finite value
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
322 which is at least the number of distinct elements.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
323 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
324 (list))
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 Lisp_Object hare, tortoise;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
327 Elemcount len;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
328
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
329 for (hare = tortoise = list, len = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
330 CONSP (hare) && (! EQ (hare, tortoise) || len == 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
331 hare = XCDR (hare), len++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
332 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
333 if (len & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
334 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
335 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
336
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
337 return make_int (len);
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
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
340 /* 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
341 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
342 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
343
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
344 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
345 Return the length of LIST. Return nil if LIST is circular.
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
346 */
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
347 (list))
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
348 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
349 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
350 Elemcount len;
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 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
353 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
354 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
355 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
356 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
357 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
358 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
359
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
360 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
361 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
362
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
363 /*** string functions. ***/
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
364
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
365 DEFUN ("string-equal", Fstring_equal, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
366 Return t if two strings have identical contents.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
367 Case is significant. Text properties are ignored.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
368 \(Under XEmacs, `equal' also ignores text properties and extents in
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
369 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
370 `equal' is the same as in XEmacs, in that respect.)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
371 Symbols are also allowed; their print names are used instead.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
372 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
373 (string1, string2))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
374 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
375 Bytecount len;
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
376 Lisp_Object p1, p2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
377
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
378 if (SYMBOLP (string1))
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
379 p1 = XSYMBOL (string1)->name;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
380 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
381 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
382 CHECK_STRING (string1);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
383 p1 = string1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
384 }
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 (string2))
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
387 p2 = XSYMBOL (string2)->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 (string2);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
391 p2 = string2;
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
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
394 return (((len = XSTRING_LENGTH (p1)) == XSTRING_LENGTH (p2)) &&
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
395 !memcmp (XSTRING_DATA (p1), XSTRING_DATA (p2), len)) ? Qt : Qnil;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
396 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
397
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
398 DEFUN ("compare-strings", Fcompare_strings, 6, 7, 0, /*
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
399 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
400 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
401 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
402 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
403 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
404 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
405
c45fdd4e1858 Don't args-out-of-range in compare-strings.
Stephen J. Turnbull <stephen@xemacs.org>
parents: 4693
diff changeset
406 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
407 Case is significant by default.
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
408
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
409 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
410 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
411 - 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
412 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
413 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
414 */
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
415 (str1, start1, end1, str2, start2, end2, ignore_case))
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 Charcount ccstart1, ccend1, ccstart2, ccend2;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
418 Bytecount bstart1, blen1, bstart2, blen2;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
419 Charcount matching;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
420 int res;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
421
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
422 CHECK_STRING (str1);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
423 CHECK_STRING (str2);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
424 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
425 GB_HISTORICAL_STRING_BEHAVIOR|GB_COERCE_RANGE);
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
426 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
427 GB_HISTORICAL_STRING_BEHAVIOR|GB_COERCE_RANGE);
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
428
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
429 bstart1 = string_index_char_to_byte (str1, ccstart1);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
430 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
431 bstart2 = string_index_char_to_byte (str2, ccstart2);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
432 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
433
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
434 res = ((NILP (ignore_case) ? qxetextcmp_matching : qxetextcasecmp_matching)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
435 (XSTRING_DATA (str1) + bstart1, blen1,
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
436 XSTRING_DATA (str2) + bstart2, blen2,
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
437 &matching));
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
438
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
439 if (!res)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
440 return Qt;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
441 else if (res > 0)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
442 return make_int (1 + matching);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
443 else
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
444 return make_int (-1 - matching);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
445 }
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
446
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
447 DEFUN ("string-lessp", Fstring_lessp, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
448 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
449 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
450 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
451 particularly meaningful results under Mule if characters from
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
452 different charsets are being compared.)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
453
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
454 Symbols are also allowed; their print names are used instead.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
455
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
456 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
457 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
458 is implemented.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
459 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
460 (string1, string2))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
461 {
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
462 Lisp_Object p1, p2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
463 Charcount end, len2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
464 int i;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
465
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
466 if (SYMBOLP (string1))
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
467 p1 = XSYMBOL (string1)->name;
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
468 else
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
469 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
470 CHECK_STRING (string1);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
471 p1 = string1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
472 }
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 (string2))
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
475 p2 = XSYMBOL (string2)->name;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
476 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
477 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
478 CHECK_STRING (string2);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
479 p2 = string2;
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
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
482 end = string_char_length (p1);
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
483 len2 = string_char_length (p2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
484 if (end > len2)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
485 end = len2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
486
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
487 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
488 Ibyte *ptr1 = XSTRING_DATA (p1);
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
489 Ibyte *ptr2 = XSTRING_DATA (p2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
490
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
491 /* #### It is not really necessary to do this: We could compare
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
492 byte-by-byte and still get a reasonable comparison, since this
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
493 would compare characters with a charset in the same way. With
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
494 a little rearrangement of the leading bytes, we could make most
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
495 inter-charset comparisons work out the same, too; even if some
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
496 don't, this is not a big deal because inter-charset comparisons
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
497 aren't really well-defined anyway. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
498 for (i = 0; i < end; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
499 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
500 if (itext_ichar (ptr1) != itext_ichar (ptr2))
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
501 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
502 INC_IBYTEPTR (ptr1);
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
503 INC_IBYTEPTR (ptr2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
504 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
505 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
506 /* Can't do i < len2 because then comparison between "foo" and "foo^@"
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
507 won't work right in I18N2 case */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
508 return end < len2 ? Qt : Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
509 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
510
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
511 DEFUN ("string-modified-tick", Fstring_modified_tick, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
512 Return STRING's tick counter, incremented for each change to the string.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
513 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
514 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
515 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
516 (string))
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 CHECK_STRING (string);
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
519 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
520 return XCAR (XSTRING_PLIST (string));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
521 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
522 return Qzero;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
525 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
526 bump_string_modiff (Lisp_Object str)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
527 {
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
528 Lisp_Object *ptr = &XSTRING_PLIST (str);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
529
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
530 #ifdef I18N3
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
531 /* #### remove the `string-translatable' property from the string,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
532 if there is one. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
533 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
534 /* skip over extent info if it's there */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
535 if (CONSP (*ptr) && EXTENT_INFOP (XCAR (*ptr)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
536 ptr = &XCDR (*ptr);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
537 if (CONSP (*ptr) && INTP (XCAR (*ptr)))
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
538 XCAR (*ptr) = make_int (1+XINT (XCAR (*ptr)));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
539 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
540 *ptr = Fcons (make_int (1), *ptr);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
541 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
542
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
543
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
544 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
545 static Lisp_Object concat (int nargs, Lisp_Object *args,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
546 enum concat_target_type target_type,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
547 int last_special);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
548
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
549 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
550 concat2 (Lisp_Object string1, Lisp_Object string2)
428
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 Lisp_Object args[2];
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
553 args[0] = string1;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
554 args[1] = string2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
555 return concat (2, args, c_string, 0);
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
558 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
559 concat3 (Lisp_Object string1, Lisp_Object string2, Lisp_Object string3)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
560 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
561 Lisp_Object args[3];
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
562 args[0] = string1;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
563 args[1] = string2;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
564 args[2] = string3;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
565 return concat (3, args, c_string, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
566 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
567
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
568 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
569 vconcat2 (Lisp_Object vec1, Lisp_Object vec2)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
570 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
571 Lisp_Object args[2];
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
572 args[0] = vec1;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
573 args[1] = vec2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
574 return concat (2, args, c_vector, 0);
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
577 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
578 vconcat3 (Lisp_Object vec1, Lisp_Object vec2, Lisp_Object vec3)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
579 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
580 Lisp_Object args[3];
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
581 args[0] = vec1;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
582 args[1] = vec2;
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
583 args[2] = vec3;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
584 return concat (3, args, c_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
585 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
586
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
587 DEFUN ("append", Fappend, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
588 Concatenate all the arguments and make the result a list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
589 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
590 Each argument may be a list, vector, bit vector, or string.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
591 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
592 Also see: `nconc'.
4693
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
593
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
594 arguments: (&rest ARGS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
595 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
596 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
597 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
598 return concat (nargs, args, c_cons, 1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
599 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
600
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
601 DEFUN ("concat", Fconcat, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
602 Concatenate all the arguments and make the result a string.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
603 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
604 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
605
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
606 As of XEmacs 21.0, this function does NOT accept individual integers
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
607 as arguments. Old code that relies on, for example, (concat "foo" 50)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
608 returning "foo50" will fail. To fix such code, either apply
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
609 `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
610
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
611 arguments: (&rest ARGS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
612 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
613 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
614 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
615 return concat (nargs, args, c_string, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
616 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
617
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
618 DEFUN ("vconcat", Fvconcat, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
619 Concatenate all the arguments and make the result a vector.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
620 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
621 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
622
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
623 arguments: (&rest ARGS)
428
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 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
626 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
627 return concat (nargs, args, c_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
628 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
629
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
630 DEFUN ("bvconcat", Fbvconcat, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
631 Concatenate all the arguments and make the result a bit vector.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
632 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
633 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
634
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
635 arguments: (&rest ARGS)
428
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 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
638 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
639 return concat (nargs, args, c_bit_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
640 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
641
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
642 /* Copy a (possibly dotted) list. LIST must be a cons.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
643 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
644 static Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
645 copy_list (Lisp_Object list)
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 Lisp_Object list_copy = Fcons (XCAR (list), XCDR (list));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
648 Lisp_Object last = list_copy;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
649 Lisp_Object hare, tortoise;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
650 Elemcount len;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
651
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
652 for (tortoise = hare = XCDR (list), len = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
653 CONSP (hare);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
654 hare = XCDR (hare), len++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
655 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
656 XCDR (last) = Fcons (XCAR (hare), XCDR (hare));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
657 last = XCDR (last);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
658
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
659 if (len < CIRCULAR_LIST_SUSPICION_LENGTH)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
660 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
661 if (len & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
662 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
663 if (EQ (tortoise, hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
664 signal_circular_list_error (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
665 }
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 return list_copy;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
668 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
669
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
670 DEFUN ("copy-list", Fcopy_list, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
671 Return a copy of list LIST, which may be a dotted list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
672 The elements of LIST are not copied; they are shared
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
673 with the original.
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 (list))
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 again:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
678 if (NILP (list)) return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
679 if (CONSP (list)) return copy_list (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
680
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
681 list = wrong_type_argument (Qlistp, list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
682 goto again;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
683 }
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 DEFUN ("copy-sequence", Fcopy_sequence, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
686 Return a copy of list, vector, bit vector or string SEQUENCE.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
687 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
688 with the original. SEQUENCE may be a dotted list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
689 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
690 (sequence))
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 again:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
693 if (NILP (sequence)) return sequence;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
694 if (CONSP (sequence)) return copy_list (sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
695 if (STRINGP (sequence)) return concat (1, &sequence, c_string, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
696 if (VECTORP (sequence)) return concat (1, &sequence, c_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
697 if (BIT_VECTORP (sequence)) return concat (1, &sequence, c_bit_vector, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
698
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
699 check_losing_bytecode ("copy-sequence", sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
700 sequence = wrong_type_argument (Qsequencep, sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
701 goto again;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
702 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
703
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
704 struct merge_string_extents_struct
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
705 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
706 Lisp_Object string;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
707 Bytecount entry_offset;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
708 Bytecount entry_length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
709 };
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 static Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
712 concat (int nargs, Lisp_Object *args,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
713 enum concat_target_type target_type,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
714 int last_special)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
715 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
716 Lisp_Object val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
717 Lisp_Object tail = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
718 int toindex;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
719 int argnum;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
720 Lisp_Object last_tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
721 Lisp_Object prev;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
722 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
723 Ibyte *string_result = 0;
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
724 Ibyte *string_result_ptr = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
725 struct gcpro gcpro1;
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
726 int sdep = specpdl_depth ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
727
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
728 /* The modus operandi in Emacs is "caller gc-protects args".
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
729 However, concat is called many times in Emacs on freshly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
730 created stuff. So we help those callers out by protecting
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
731 the args ourselves to save them a lot of temporary-variable
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
732 grief. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
733
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
734 GCPRO1 (args[0]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
735 gcpro1.nvars = nargs;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
736
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
737 #ifdef I18N3
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
738 /* #### 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
739 for the `string-translatable' property, then concat should also
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
740 concat the args but use the `string-translatable' strings, and store
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
741 the result in the returned string's `string-translatable' property. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
742 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
743 if (target_type == c_string)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
744 args_mse = alloca_array (struct merge_string_extents_struct, nargs);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
745
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
746 /* In append, the last arg isn't treated like the others */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
747 if (last_special && nargs > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
748 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
749 nargs--;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
750 last_tail = args[nargs];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
751 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
752 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
753 last_tail = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
754
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
755 /* Check and coerce the arguments. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
756 for (argnum = 0; argnum < nargs; argnum++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
757 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
758 Lisp_Object seq = args[argnum];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
759 if (LISTP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
760 ;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
761 else if (VECTORP (seq) || STRINGP (seq) || BIT_VECTORP (seq))
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 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
764 else if (COMPILED_FUNCTIONP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
765 /* Urk! We allow this, for "compatibility"... */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
766 ;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
767 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
768 #if 0 /* removed for XEmacs 21 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
769 else if (INTP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
770 /* This is too revolting to think about but maintains
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
771 compatibility with FSF (and lots and lots of old code). */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
772 args[argnum] = Fnumber_to_string (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
773 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
774 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
775 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
776 check_losing_bytecode ("concat", seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
777 args[argnum] = wrong_type_argument (Qsequencep, seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
778 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
779
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
780 if (args_mse)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
781 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
782 if (STRINGP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
783 args_mse[argnum].string = seq;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
784 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
785 args_mse[argnum].string = Qnil;
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
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 /* Charcount is a misnomer here as we might be dealing with the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
791 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
792 with Bytecounts in strings */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
793 Charcount total_length;
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 for (argnum = 0, total_length = 0; argnum < nargs; argnum++)
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 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
798 Charcount thislen = length_with_bytecode_hack (args[argnum]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
799 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
800 Charcount thislen = XINT (Flength (args[argnum]));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
801 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
802 total_length += thislen;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
803 }
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 switch (target_type)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
806 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
807 case c_cons:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
808 if (total_length == 0)
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
809 {
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
810 unbind_to (sdep);
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
811 /* 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
812 RETURN_UNGCPRO (last_tail);
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
813 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
814 val = Fmake_list (make_int (total_length), Qnil);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
815 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
816 case c_vector:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
817 val = make_vector (total_length, Qnil);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
818 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
819 case c_bit_vector:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
820 val = make_bit_vector (total_length, Qzero);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
821 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
822 case c_string:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
823 /* 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
824 actual number of bytes. This loop was formerly written
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
825 to call Fmake_string() here and then call set_string_char()
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
826 for each char. This seems logical enough but is waaaaaaaay
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
827 slow -- set_string_char() has to scan the whole string up
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
828 to the place where the substitution is called for in order
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
829 to find the place to change, and may have to do some
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
830 realloc()ing in order to make the char fit properly.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
831 O(N^2) yuckage. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
832 val = Qnil;
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
833 string_result =
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
834 (Ibyte *) MALLOC_OR_ALLOCA (total_length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
835 string_result_ptr = string_result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
836 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
837 default:
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
838 val = Qnil;
2500
3d8143fc88e1 [xemacs-hg @ 2005-01-24 23:33:30 by ben]
ben
parents: 2367
diff changeset
839 ABORT ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
840 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
841 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
842
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
843
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
844 if (CONSP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
845 tail = val, toindex = -1; /* -1 in toindex is flag we are
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
846 making a list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
847 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
848 toindex = 0;
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 prev = Qnil;
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 for (argnum = 0; argnum < nargs; argnum++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
853 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
854 Charcount thisleni = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
855 Charcount thisindex = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
856 Lisp_Object seq = args[argnum];
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
857 Ibyte *string_source_ptr = 0;
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
858 Ibyte *string_prev_result_ptr = string_result_ptr;
428
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 if (!CONSP (seq))
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 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
863 thisleni = length_with_bytecode_hack (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
864 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
865 thisleni = XINT (Flength (seq));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
866 #endif
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 (STRINGP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
869 string_source_ptr = XSTRING_DATA (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
870
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
871 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
872 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
873 Lisp_Object elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
874
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
875 /* We've come to the end of this arg, so exit. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
876 if (NILP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
877 break;
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 /* Fetch next element of `seq' arg into `elt' */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
880 if (CONSP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
881 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
882 elt = XCAR (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
883 seq = XCDR (seq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
884 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
885 else
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 if (thisindex >= thisleni)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
888 break;
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 if (STRINGP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
891 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
892 elt = make_char (itext_ichar (string_source_ptr));
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
893 INC_IBYTEPTR (string_source_ptr);
428
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 else if (VECTORP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
896 elt = XVECTOR_DATA (seq)[thisindex];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
897 else if (BIT_VECTORP (seq))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
898 elt = make_int (bit_vector_bit (XBIT_VECTOR (seq),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
899 thisindex));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
900 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
901 elt = Felt (seq, make_int (thisindex));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
902 thisindex++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
903 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
904
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
905 /* Store into result */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
906 if (toindex < 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
907 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
908 /* toindex negative means we are making a list */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
909 XCAR (tail) = elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
910 prev = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
911 tail = XCDR (tail);
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 else if (VECTORP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
914 XVECTOR_DATA (val)[toindex++] = elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
915 else if (BIT_VECTORP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
916 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
917 CHECK_BIT (elt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
918 set_bit_vector_bit (XBIT_VECTOR (val), toindex++, XINT (elt));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
919 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
920 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
921 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
922 CHECK_CHAR_COERCE_INT (elt);
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
923 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
924 XCHAR (elt));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
925 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
926 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
927 if (args_mse)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
928 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
929 args_mse[argnum].entry_offset =
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
930 string_prev_result_ptr - string_result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
931 args_mse[argnum].entry_length =
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
932 string_result_ptr - string_prev_result_ptr;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
936 /* Now we finally make the string. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
937 if (target_type == c_string)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
938 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
939 val = make_string (string_result, string_result_ptr - string_result);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
940 for (argnum = 0; argnum < nargs; argnum++)
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 if (STRINGP (args_mse[argnum].string))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
943 copy_string_extents (val, args_mse[argnum].string,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
944 args_mse[argnum].entry_offset, 0,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
945 args_mse[argnum].entry_length);
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 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
948
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
949 if (!NILP (prev))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
950 XCDR (prev) = last_tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
951
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
952 unbind_to (sdep);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
953 RETURN_UNGCPRO (val);
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 DEFUN ("copy-alist", Fcopy_alist, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
957 Return a copy of ALIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
958 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
959 but does not share the alist structure with ALIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
960 The objects mapped (cars and cdrs of elements of the alist)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
961 are shared, however.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
962 Elements of ALIST that are not conses are also shared.
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 (alist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
965 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
966 Lisp_Object tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
967
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
968 if (NILP (alist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
969 return alist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
970 CHECK_CONS (alist);
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 = concat (1, &alist, c_cons, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
973 for (tail = alist; CONSP (tail); tail = XCDR (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
974 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
975 Lisp_Object car = XCAR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
976
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
977 if (CONSP (car))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
978 XCAR (tail) = Fcons (XCAR (car), XCDR (car));
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 return alist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
981 }
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 DEFUN ("copy-tree", Fcopy_tree, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
984 Return a copy of a list and substructures.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
985 The argument is copied, and any lists contained within it are copied
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
986 recursively. Circularities and shared substructures are not preserved.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
987 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
988 are not copied.
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 (arg, vecp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
991 {
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
992 return safe_copy_tree (arg, vecp, 0);
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
993 }
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
994
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
995 Lisp_Object
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
996 safe_copy_tree (Lisp_Object arg, Lisp_Object vecp, int depth)
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
997 {
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
998 if (depth > 200)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
999 stack_overflow ("Stack overflow in copy-tree", arg);
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1000
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1001 if (CONSP (arg))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1002 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1003 Lisp_Object rest;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1004 rest = arg = Fcopy_sequence (arg);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1005 while (CONSP (rest))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1006 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1007 Lisp_Object elt = XCAR (rest);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1008 QUIT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1009 if (CONSP (elt) || VECTORP (elt))
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1010 XCAR (rest) = safe_copy_tree (elt, vecp, depth + 1);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1011 if (VECTORP (XCDR (rest))) /* hack for (a b . [c d]) */
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1012 XCDR (rest) = safe_copy_tree (XCDR (rest), vecp, depth +1);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1013 rest = XCDR (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 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1016 else if (VECTORP (arg) && ! NILP (vecp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1017 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1018 int i = XVECTOR_LENGTH (arg);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1019 int j;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1020 arg = Fcopy_sequence (arg);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1021 for (j = 0; j < i; j++)
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 Lisp_Object elt = XVECTOR_DATA (arg) [j];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1024 QUIT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1025 if (CONSP (elt) || VECTORP (elt))
454
d7a9135ec789 Import from CVS: tag r21-2-42
cvs
parents: 444
diff changeset
1026 XVECTOR_DATA (arg) [j] = safe_copy_tree (elt, vecp, depth + 1);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1027 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1028 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1029 return arg;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1032 DEFUN ("subseq", Fsubseq, 2, 3, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1033 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
1034 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
1035
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1036 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
1037 Common Lisp.
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1038 The returned subsequence is always of the same type as SEQUENCE.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1039 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
1040 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
1041
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1042 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
1043 not copy extent data.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1044 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1045 (sequence, start, end))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1046 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1047 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
1048 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
1049
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
1050 CHECK_SEQUENCE (sequence);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1051 CHECK_INT (start);
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1052 ss = XINT (start);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1053
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1054 if (!NILP (end))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1055 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1056 CHECK_INT (end);
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1057 ee = XINT (end);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1058 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1059
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1060 if (STRINGP (sequence))
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 Bytecount bstart, blen;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1063
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1064 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
1065 GB_HISTORICAL_STRING_BEHAVIOR);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1066 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
1067 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
1068
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1069 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
1070 /* 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
1071 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
1072 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1073 else if (CONSP (sequence))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1074 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1075 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
1076
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1077 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
1078 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1079 len = XINT (Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1080 if (ss < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1081 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1082 ss = len + ss;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1083 start = make_integer (ss);
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
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1086 if (ee < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1087 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1088 ee = len + ee;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1089 end = make_integer (ee);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1090 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1091 else
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 ee = min (ee, len);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1094 }
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
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1097 if (0 != ss)
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 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
1100 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1101
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1102 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
1103 {
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
1104 result = result_tail = Fcons (Fcar (sequence), Qnil);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1105 sequence = Fcdr (sequence);
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1106 ii = ss + 1;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1107
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 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
1110 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1111 if (!(ii < ee))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1112 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1113 break;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1114 }
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 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
1117 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
1118 ii++;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1119 }
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 }
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 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
1124 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1125 /* 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
1126 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
1127 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
1128 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
1129 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
1130 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
1131 }
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1132 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1133 else
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
1134 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1135 len = XINT (Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1136 if (ss < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1137 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1138 ss = len + ss;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1139 start = make_integer (ss);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1140 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1141
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1142 if (ee < 0)
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1143 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1144 ee = len + ee;
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1145 end = make_integer (ee);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1146 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1147 else
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 ee = min (len, ee);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1150 }
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 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
1153
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1154 if (VECTORP (sequence))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1155 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1156 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
1157 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1158 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
1159 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1160 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
1161
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1162 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
1163 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1164 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
1165 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
1166 }
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 else if (NILP (sequence))
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 DO_NOTHING;
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 else
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1173 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1174 /* 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
1175 ABORT ();
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1176 }
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
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
1179 return result;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1180 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1181
5224
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1182 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
1183 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
1184 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
1185 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
1186
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1187 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
1188 */
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1189 (string, start, end))
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1190 {
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1191 Charcount ccstart, ccend;
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1192 Bytecount bstart, blen;
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1193 Lisp_Object val;
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 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
1196 GB_HISTORICAL_STRING_BEHAVIOR);
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1197 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
1198 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
1199 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
1200
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
1201 return 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
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1204 /* 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
1205 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
1206
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1207 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
1208 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
1209 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
1210
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1211 static Lisp_Object
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1212 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
1213 Ichar sepchar, int unescape, Ichar escapechar)
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1214 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1215 Lisp_Object result = Qnil;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1216 const Ibyte *end = string + size;
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1217
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1218 if (unescape)
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1219 {
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1220 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
1221 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
1222 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
1223 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
1224 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
1225 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
1226
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1227 while (1)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1228 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1229 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
1230 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
1231 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
1232
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1233 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
1234 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1235 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
1236
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1237 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
1238 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1239 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
1240 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1241 break;
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 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1244 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
1245 /* 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
1246 && !previous_escaped)
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1247 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1248 ++deleting_escapes;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1249 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
1250 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1251 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1252 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1253 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
1254 }
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 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
1257 }
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 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
1260 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1261 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
1262 > 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
1263 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1264 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
1265 ((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
1266 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
1267 }
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 cursor = string;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1270 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
1271 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
1272
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1273 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
1274 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1275 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
1276
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1277 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
1278 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1279 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
1280 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
1281 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
1282 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1283
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1284 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
1285 && (pchar == escapechar);
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 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
1288 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1289
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1290 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
1291 unescape_cursor
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1292 - 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
1293 result);
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 else
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 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
1298 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1299 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
1300 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1301 string = p;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1302 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
1303 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1304 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1305 break;
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 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1308 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1309 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1310 while (1)
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 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
1313 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
1314 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1315 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
1316 break;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1317 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
1318 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1319 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
1320 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
1321 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1322 string = p;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1323 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
1324 }
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1325 else
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1326 break;
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1327 }
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1328 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1329 return Fnreverse (result);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1330 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1331
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1332 /* 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
1333 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
1334 (':' or whatever). */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1335 Lisp_Object
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1336 split_external_path (const Extbyte *path)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1337 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1338 Bytecount newlen;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1339 Ibyte *newpath;
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1340 if (!path)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1341 return Qnil;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1342
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1343 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
1344
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1345 /* #### Does this make sense? It certainly does for
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1346 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
1347 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
1348 string? */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1349 if (!newlen)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1350 return Qnil;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1351
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1352 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
1353 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1354
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1355 Lisp_Object
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1356 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
1357 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1358 const Ibyte *path = 0;
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1359 if (evarname)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1360 path = egetenv (evarname);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1361 if (!path)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1362 path = default_;
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1363 if (!path)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1364 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
1365 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
1366 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1367
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1368 /* 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
1369 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
1370
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1371 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
1372 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
1373
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1374 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
1375 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
1376 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
1377 */
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1378 (string, sepchar, escape_char))
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1379 {
5035
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1380 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
1381
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1382 CHECK_STRING (string);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1383 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
1384 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
1385 {
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1386 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
1387 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
1388 }
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1389 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
1390 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
1391 XCHAR (sepchar),
b1e48555be7d Add a new optional ESCAPE-CHAR argument to #'split-string-by-char.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5034
diff changeset
1392 !NILP (escape_char), escape_ichar);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1393 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1394
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1395 /* #### 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
1396 the bootstrap process, so it goes here. Damn. */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1397
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1398 DEFUN ("split-path", Fsplit_path, 1, 1, 0, /*
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1399 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
1400 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
1401 with `path-separator'.
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 (path))
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1404 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1405 CHECK_STRING (path);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1406
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1407 while (!STRINGP (Vpath_separator)
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
1408 || (string_char_length (Vpath_separator) != 1))
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1409 Vpath_separator = signal_continuable_error
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1410 (Qinvalid_state,
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1411 "`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
1412 Vpath_separator);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1413
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
1414 return (split_string_by_ichar_1
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1415 (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
1416 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
1417 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1418
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1419
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1420 DEFUN ("nthcdr", Fnthcdr, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1421 Take cdr N times on LIST, and return the result.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1422 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1423 (n, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1424 {
1920
c66036f59678 [xemacs-hg @ 2004-02-20 07:29:16 by stephent]
stephent
parents: 1849
diff changeset
1425 /* This function can GC */
647
b39c14581166 [xemacs-hg @ 2001-08-13 04:45:47 by ben]
ben
parents: 578
diff changeset
1426 REGISTER EMACS_INT i;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1427 REGISTER Lisp_Object tail = list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1428 CHECK_NATNUM (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1429 for (i = XINT (n); i; i--)
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 if (CONSP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1432 tail = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1433 else if (NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1434 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1435 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1436 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1437 tail = wrong_type_argument (Qlistp, tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1438 i++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1439 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1440 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1441 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1442 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1443
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1444 DEFUN ("nth", Fnth, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1445 Return the Nth element of LIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1446 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
1447 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1448 (n, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1449 {
1920
c66036f59678 [xemacs-hg @ 2004-02-20 07:29:16 by stephent]
stephent
parents: 1849
diff changeset
1450 /* This function can GC */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1451 return Fcar (Fnthcdr (n, list));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1452 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1453
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1454 DEFUN ("elt", Felt, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1455 Return element of SEQUENCE at index N.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1456 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1457 (sequence, n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1458 {
1920
c66036f59678 [xemacs-hg @ 2004-02-20 07:29:16 by stephent]
stephent
parents: 1849
diff changeset
1459 /* This function can GC */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1460 retry:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1461 CHECK_INT_COERCE_CHAR (n); /* yuck! */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1462 if (LISTP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1463 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1464 Lisp_Object tem = Fnthcdr (n, sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1465 /* #### Utterly, completely, fucking disgusting.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1466 * #### The whole point of "elt" is that it operates on
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1467 * #### sequences, and does error- (bounds-) checking.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1468 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1469 if (CONSP (tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1470 return XCAR (tem);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1471 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1472 #if 1
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1473 /* This is The Way It Has Always Been. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1474 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1475 #else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1476 /* This is The Way Mly and Cltl2 say It Should Be. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1477 args_out_of_range (sequence, n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1478 #endif
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1479 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1480 else if (STRINGP (sequence) ||
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1481 VECTORP (sequence) ||
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1482 BIT_VECTORP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1483 return Faref (sequence, n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1484 #ifdef LOSING_BYTECODE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1485 else if (COMPILED_FUNCTIONP (sequence))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1486 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1487 EMACS_INT idx = XINT (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1488 if (idx < 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1489 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1490 lose:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1491 args_out_of_range (sequence, n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1492 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1493 /* Utter perversity */
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 Lisp_Compiled_Function *f = XCOMPILED_FUNCTION (sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1496 switch (idx)
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 case COMPILED_ARGLIST:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1499 return compiled_function_arglist (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1500 case COMPILED_INSTRUCTIONS:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1501 return compiled_function_instructions (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1502 case COMPILED_CONSTANTS:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1503 return compiled_function_constants (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1504 case COMPILED_STACK_DEPTH:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1505 return compiled_function_stack_depth (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1506 case COMPILED_DOC_STRING:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1507 return compiled_function_documentation (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1508 case COMPILED_DOMAIN:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1509 return compiled_function_domain (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1510 case COMPILED_INTERACTIVE:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1511 if (f->flags.interactivep)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1512 return compiled_function_interactive (f);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1513 /* if we return nil, can't tell interactive with no args
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1514 from noninteractive. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1515 goto lose;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1516 default:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1517 goto lose;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1518 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1519 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1520 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1521 #endif /* LOSING_BYTECODE */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1522 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1523 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1524 check_losing_bytecode ("elt", sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1525 sequence = wrong_type_argument (Qsequencep, sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1526 goto retry;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1530 DEFUN ("last", Flast, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1531 Return the tail of list LIST, of length N (default 1).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1532 LIST may be a dotted list, but not a circular list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1533 Optional argument N must be a non-negative integer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1534 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
1535 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
1536 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1537 (list, n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1538 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1539 EMACS_INT int_n, count;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1540 Lisp_Object retval, tortoise, hare;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1541
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1542 CHECK_LIST (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1543
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1544 if (NILP (n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1545 int_n = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1546 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1547 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1548 CHECK_NATNUM (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1549 int_n = XINT (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1550 }
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 for (retval = tortoise = hare = list, count = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1553 CONSP (hare);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1554 hare = XCDR (hare),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1555 (int_n-- <= 0 ? ((void) (retval = XCDR (retval))) : (void)0),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1556 count++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1557 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1558 if (count < CIRCULAR_LIST_SUSPICION_LENGTH) continue;
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 if (count & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1561 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1562 if (EQ (hare, tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1563 signal_circular_list_error (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1564 }
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 return retval;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1569 DEFUN ("nbutlast", Fnbutlast, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1570 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
1571
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1572 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
1573 Otherwise, LIST may be dotted, but not circular.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1574 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1575 (list, n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1576 {
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1577 Elemcount int_n = 1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1578
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1579 CHECK_LIST (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1580
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1581 if (!NILP (n))
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 CHECK_NATNUM (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1584 int_n = XINT (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1585 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1586
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1587 if (CONSP (list))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1588 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1589 Lisp_Object last_cons = list;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1590
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1591 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
1592 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1593 if (int_n-- < 0)
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1594 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1595 last_cons = XCDR (last_cons);
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
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1598 if (!CONSP (XCDR (tail)))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1599 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1600 break;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1601 }
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
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1604 if (int_n >= 0)
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 return Qnil;
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
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1609 XCDR (last_cons) = Qnil;
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 return list;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1613 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1614
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1615 DEFUN ("butlast", Fbutlast, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1616 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
1617
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1618 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
1619 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
1620 converts a dotted into a true 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 (list, n))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1623 {
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1624 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
1625 Elemcount int_n = 1;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1626
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1627 CHECK_LIST (list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1628
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1629 if (!NILP (n))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1630 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1631 CHECK_NATNUM (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1632 int_n = XINT (n);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1633 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1634
5285
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1635 if (CONSP (list))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1636 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1637 Lisp_Object tail = list;
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1638
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1639 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
1640 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1641 if (--int_n < 0)
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1642 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1643 if (NILP (retval_tail))
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 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
1646 }
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1647 else
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 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
1650 retval_tail = XCDR (retval_tail);
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1651 }
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 tail = XCDR (tail);
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
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1656 if (!CONSP (XCDR (list_tail)))
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1657 {
99de5fd48e87 Tighten up Common Lisp compatibility, #'butlast, #'nbutlast, #'tailp, #'ldiff
Aidan Kehoe <kehoea@parhasard.net>
parents: 5283
diff changeset
1658 break;
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 }
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 return retval;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1664 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1665
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1666 DEFUN ("member", Fmember, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1667 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
1668 The value is actually the tail of LIST whose car is ELT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1669 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1670 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1671 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1672 EXTERNAL_LIST_LOOP_3 (list_elt, list, tail)
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 if (internal_equal (elt, list_elt, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1675 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1676 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1677 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1678 }
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 DEFUN ("old-member", Fold_member, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1681 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
1682 The value is actually the tail of LIST whose car is ELT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1683 This function is provided only for byte-code compatibility with v19.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1684 Do not use it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1685 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1686 (elt, list))
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 EXTERNAL_LIST_LOOP_3 (list_elt, list, tail)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1689 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1690 if (internal_old_equal (elt, list_elt, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1691 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1692 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1693 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1694 }
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 DEFUN ("memq", Fmemq, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1697 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
1698 The value is actually the tail of LIST whose car is ELT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1699 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1700 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1701 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1702 EXTERNAL_LIST_LOOP_3 (list_elt, list, tail)
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 if (EQ_WITH_EBOLA_NOTICE (elt, list_elt))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1705 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1706 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1707 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1708 }
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 DEFUN ("old-memq", Fold_memq, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1711 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
1712 The value is actually the tail of LIST whose car is ELT.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1713 This function is provided only for byte-code compatibility with v19.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1714 Do not use it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1715 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1716 (elt, list))
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 EXTERNAL_LIST_LOOP_3 (list_elt, list, tail)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1719 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1720 if (HACKEQ_UNSAFE (elt, list_elt))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1721 return tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1722 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1723 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1724 }
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 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1727 memq_no_quit (Lisp_Object elt, Lisp_Object list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1728 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1729 LIST_LOOP_3 (list_elt, list, 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 if (EQ_WITH_EBOLA_NOTICE (elt, list_elt))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1732 return tail;
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 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1735 }
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 DEFUN ("assoc", Fassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1738 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
1739 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
1740 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1741 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1742 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1743 /* This function can GC. */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1744 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1745 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1746 if (internal_equal (key, elt_car, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1747 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1748 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1749 return Qnil;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1752 DEFUN ("old-assoc", Fold_assoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1753 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
1754 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
1755 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1756 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1757 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1758 /* This function can GC. */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1759 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1760 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1761 if (internal_old_equal (key, elt_car, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1762 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1763 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1764 return Qnil;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1767 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1768 assoc_no_quit (Lisp_Object key, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1769 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1770 int speccount = specpdl_depth ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1771 specbind (Qinhibit_quit, Qt);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
1772 return unbind_to_1 (speccount, Fassoc (key, alist));
428
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 DEFUN ("assq", Fassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1776 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
1777 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
1778 Elements of ALIST that are not conses are ignored.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1779 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1780 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1781 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1782 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1783 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1784 if (EQ_WITH_EBOLA_NOTICE (key, elt_car))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1785 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1786 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1787 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1788 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1789
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1790 DEFUN ("old-assq", Fold_assq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1791 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
1792 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
1793 Elements of ALIST that are not conses are ignored.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1794 This function is provided only for byte-code compatibility with v19.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1795 Do not use it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1796 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1797 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1798 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1799 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1800 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1801 if (HACKEQ_UNSAFE (key, elt_car))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1802 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1803 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1804 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1805 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1806
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1807 /* Like Fassq but never report an error and do not allow quits.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1808 Use only on lists known never to be circular. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1809
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1810 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1811 assq_no_quit (Lisp_Object key, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1812 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1813 /* This cannot GC. */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1814 LIST_LOOP_2 (elt, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1815 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1816 Lisp_Object elt_car = XCAR (elt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1817 if (EQ_WITH_EBOLA_NOTICE (key, elt_car))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1818 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1819 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1820 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1821 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1822
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1823 DEFUN ("rassoc", Frassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1824 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
1825 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
1826 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1827 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1828 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1829 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1830 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1831 if (internal_equal (value, elt_cdr, 0))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1832 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1833 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1834 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1835 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1836
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1837 DEFUN ("old-rassoc", Fold_rassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1838 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
1839 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
1840 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1841 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1842 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1843 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1844 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1845 if (internal_old_equal (value, elt_cdr, 0))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1846 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1847 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1848 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1849 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1850
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1851 DEFUN ("rassq", Frassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1852 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
1853 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
1854 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1855 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1856 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1857 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1858 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1859 if (EQ_WITH_EBOLA_NOTICE (value, elt_cdr))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1860 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1861 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1862 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1863 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1864
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1865 DEFUN ("old-rassq", Fold_rassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1866 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
1867 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
1868 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1869 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1870 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1871 EXTERNAL_ALIST_LOOP_4 (elt, elt_car, elt_cdr, alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1872 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1873 if (HACKEQ_UNSAFE (value, elt_cdr))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1874 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1875 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1876 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1877 }
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 /* Like Frassq, but caller must ensure that ALIST is properly
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1880 nil-terminated and ebola-free. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1881 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1882 rassq_no_quit (Lisp_Object value, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1883 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1884 LIST_LOOP_2 (elt, alist)
428
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 Lisp_Object elt_cdr = XCDR (elt);
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1887 if (EQ_WITH_EBOLA_NOTICE (value, elt_cdr))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1888 return elt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1889 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1890 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1891 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1892
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 DEFUN ("delete", Fdelete, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1895 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
1896 The modified LIST is returned. Comparison is done with `equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1897 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
1898 effect; therefore, write `(setq foo (delete element foo))' to be sure
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1899 of changing the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1900 Also see: `remove'.
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 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1903 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1904 EXTERNAL_LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1905 (internal_equal (elt, list_elt, 0)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1906 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1907 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1908
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1909 DEFUN ("old-delete", Fold_delete, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1910 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
1911 The modified LIST is returned. Comparison is done with `old-equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1912 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
1913 effect; therefore, write `(setq foo (old-delete element foo))' to be sure
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1914 of changing the value of `foo'.
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 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1917 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1918 EXTERNAL_LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1919 (internal_old_equal (elt, list_elt, 0)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1920 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1921 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1922
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1923 DEFUN ("delq", Fdelq, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1924 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
1925 The modified LIST is returned. Comparison is done with `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1926 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
1927 effect; therefore, write `(setq foo (delq element foo))' to be sure of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1928 changing the value of `foo'.
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 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1931 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1932 EXTERNAL_LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1933 (EQ_WITH_EBOLA_NOTICE (elt, list_elt)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1934 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1935 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1936
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1937 DEFUN ("old-delq", Fold_delq, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1938 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
1939 The modified LIST is returned. Comparison is done with `old-eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1940 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
1941 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
1942 changing the value of `foo'.
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 (elt, list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1945 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1946 EXTERNAL_LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1947 (HACKEQ_UNSAFE (elt, list_elt)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1948 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1949 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1950
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1951 /* Like Fdelq, but caller must ensure that LIST is properly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1952 nil-terminated and ebola-free. */
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 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1955 delq_no_quit (Lisp_Object elt, Lisp_Object list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1956 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1957 LIST_LOOP_DELETE_IF (list_elt, list,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1958 (EQ_WITH_EBOLA_NOTICE (elt, list_elt)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1959 return list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1960 }
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 /* Be VERY careful with this. This is like delq_no_quit() but
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1963 also calls free_cons() on the removed conses. You must be SURE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1964 that no pointers to the freed conses remain around (e.g.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1965 someone else is pointing to part of the list). This function
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1966 is useful on internal lists that are used frequently and where
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1967 the actual list doesn't escape beyond known code bounds. */
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 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1970 delq_no_quit_and_free_cons (Lisp_Object elt, Lisp_Object list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1971 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1972 REGISTER Lisp_Object tail = list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1973 REGISTER Lisp_Object prev = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1974
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1975 while (!NILP (tail))
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 REGISTER Lisp_Object tem = XCAR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1978 if (EQ (elt, tem))
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 Lisp_Object cons_to_free = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1981 if (NILP (prev))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1982 list = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1983 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1984 XCDR (prev) = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1985 tail = XCDR (tail);
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
1986 free_cons (cons_to_free);
428
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 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1989 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1990 prev = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1991 tail = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1992 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1993 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1994 return list;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1997 DEFUN ("remassoc", Fremassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
1998 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
1999 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
2000 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
2001 therefore, write `(setq foo (remassoc key foo))' to be sure of changing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2002 the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2003 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2004 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2005 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2006 EXTERNAL_LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2007 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2008 internal_equal (key, XCAR (elt), 0)));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2009 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2010 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2011
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2012 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2013 remassoc_no_quit (Lisp_Object key, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2014 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2015 int speccount = specpdl_depth ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2016 specbind (Qinhibit_quit, Qt);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
2017 return unbind_to_1 (speccount, Fremassoc (key, 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 DEFUN ("remassq", Fremassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2021 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
2022 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
2023 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
2024 therefore, write `(setq foo (remassq key foo))' to be sure of changing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2025 the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2026 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2027 (key, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2028 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2029 EXTERNAL_LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2030 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2031 EQ_WITH_EBOLA_NOTICE (key, XCAR (elt))));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2032 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2033 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2034
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2035 /* no quit, no errors; be careful */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2036
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2037 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2038 remassq_no_quit (Lisp_Object key, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2039 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2040 LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2041 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2042 EQ_WITH_EBOLA_NOTICE (key, XCAR (elt))));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2043 return alist;
428
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2046 DEFUN ("remrassoc", Fremrassoc, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2047 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
2048 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
2049 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
2050 therefore, write `(setq foo (remrassoc value foo))' to be sure of changing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2051 the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2052 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2053 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2054 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2055 EXTERNAL_LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2056 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2057 internal_equal (value, XCDR (elt), 0)));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2058 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2059 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2060
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2061 DEFUN ("remrassq", Fremrassq, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2062 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
2063 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
2064 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
2065 therefore, write `(setq foo (remrassq value foo))' to be sure of changing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2066 the value of `foo'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2067 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2068 (value, alist))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2069 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2070 EXTERNAL_LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2071 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2072 EQ_WITH_EBOLA_NOTICE (value, XCDR (elt))));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2073 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2074 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2075
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2076 /* Like Fremrassq, fast and unsafe; be careful */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2077 Lisp_Object
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2078 remrassq_no_quit (Lisp_Object value, Lisp_Object alist)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2079 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2080 LIST_LOOP_DELETE_IF (elt, alist,
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2081 (CONSP (elt) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2082 EQ_WITH_EBOLA_NOTICE (value, XCDR (elt))));
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
2083 return alist;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2084 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2085
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2086 DEFUN ("nreverse", Fnreverse, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2087 Reverse LIST by destructively modifying cdr pointers.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2088 Return the beginning of the reversed list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2089 Also see: `reverse'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2090 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2091 (list))
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 struct gcpro gcpro1, gcpro2;
1849
21549d437f09 [xemacs-hg @ 2004-01-03 21:54:41 by james]
james
parents: 1261
diff changeset
2094 Lisp_Object prev = Qnil;
21549d437f09 [xemacs-hg @ 2004-01-03 21:54:41 by james]
james
parents: 1261
diff changeset
2095 Lisp_Object tail = list;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2096
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2097 /* We gcpro our args; see `nconc' */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2098 GCPRO2 (prev, tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2099 while (!NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2100 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2101 REGISTER Lisp_Object next;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2102 CONCHECK_CONS (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2103 next = XCDR (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2104 XCDR (tail) = prev;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2105 prev = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2106 tail = next;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2107 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2108 UNGCPRO;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2109 return prev;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2110 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2111
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2112 DEFUN ("reverse", Freverse, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2113 Reverse LIST, copying. Return the beginning of the reversed list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2114 See also the function `nreverse', which is used more often.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2115 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2116 (list))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2117 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2118 Lisp_Object reversed_list = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2119 EXTERNAL_LIST_LOOP_2 (elt, list)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2120 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2121 reversed_list = Fcons (elt, reversed_list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2122 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2123 return reversed_list;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2124 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2125
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2126 static Lisp_Object
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2127 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
2128 Lisp_Object pred, Lisp_Object key_func)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2129 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2130 struct gcpro gcpro1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2131 Lisp_Object args[3];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2132
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2133 /* 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
2134 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
2135 args[0] = key_func;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2136 args[1] = obj1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2137 args[2] = Qnil;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2138
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2139 GCPRO1 (args[0]);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2140 gcpro1.nvars = countof (args);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2141
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2142 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
2143
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2144 args[1] = obj2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2145 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
2146
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2147 args[0] = pred;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2148 args[1] = obj1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2149 args[2] = obj2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2150
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2151 RETURN_UNGCPRO (IGNORE_MULTIPLE_VALUES (Ffuncall (countof (args), args)));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2152 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2153
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2154 static Lisp_Object
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2155 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
2156 Lisp_Object pred, Lisp_Object UNUSED (key_func))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2157 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2158 struct gcpro gcpro1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2159 Lisp_Object args[3];
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2160
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2161 /* 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
2162 inline it here. */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2163 args[0] = pred;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2164 args[1] = obj1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2165 args[2] = obj2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2166
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2167 GCPRO1 (args[0]);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2168 gcpro1.nvars = countof (args);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2169
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2170 RETURN_UNGCPRO (IGNORE_MULTIPLE_VALUES (Ffuncall (countof (args), args)));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2171 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2172
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2173 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2174 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
2175 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
2176 Lisp_Object, Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2177 Lisp_Object predicate, Lisp_Object key_func)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2178 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2179 Lisp_Object value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2180 Lisp_Object tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2181 Lisp_Object tem;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2182 Lisp_Object l1, l2;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2183 Lisp_Object tortoises[2];
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2184 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
2185 int l1_count = 0, l2_count = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2186
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2187 l1 = org_l1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2188 l2 = org_l2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2189 tail = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2190 value = Qnil;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2191 tortoises[0] = org_l1;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2192 tortoises[1] = org_l2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2193
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2194 if (NULL == c_predicate)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2195 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2196 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
2197 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
2198 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2199
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2200 /* It is sufficient to protect org_l1 and org_l2.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2201 When l1 and l2 are updated, we copy the new values
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2202 back into the org_ vars. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2203
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2204 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
2205 gcpro5.nvars = 2;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2206
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2207 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2208 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2209 if (NILP (l1))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2210 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2211 UNGCPRO;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2212 if (NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2213 return l2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2214 Fsetcdr (tail, l2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2215 return value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2216 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2217 if (NILP (l2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2218 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2219 UNGCPRO;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2220 if (NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2221 return l1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2222 Fsetcdr (tail, l1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2223 return value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2224 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2225
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2226 if (NILP (c_predicate (Fcar (l2), Fcar (l1), predicate, key_func)))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2227 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2228 tem = l1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2229 l1 = Fcdr (l1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2230 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
2231
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2232 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
2233 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2234 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
2235 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2236 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
2237 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2238 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
2239 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2240
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2241 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
2242 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2243
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2244 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
2245 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2246 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
2247 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2248 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2249 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2250 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2251 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2252 tem = l2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2253 l2 = Fcdr (l2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2254 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
2255
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2256 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
2257 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2258 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
2259 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2260 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
2261 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2262 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
2263 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2264
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2265 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
2266 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2267
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2268 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
2269 {
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2270 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
2271 }
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2272 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2273 }
5283
be436ac36ba4 Don't share a counter when checking for circularity, list_merge().
Aidan Kehoe <kehoea@parhasard.net>
parents: 5277
diff changeset
2274
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2275 if (NILP (tail))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2276 value = tem;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2277 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2278 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
2279
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2280 tail = tem;
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2281 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2282 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2283
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2284 static void
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2285 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
2286 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
2287 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
2288 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
2289 Lisp_Object, Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2290 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
2291 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2292 Elemcount ii, fronting, backing;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2293 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
2294 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
2295 struct gcpro gcpro1, gcpro2;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2296
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2297 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
2298
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2299 if (0 == dest_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2300 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2301 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2302 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2303
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2304 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
2305 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2306 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
2307
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2308 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
2309 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2310 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
2311 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2312 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2313
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2314 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
2315 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2316 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
2317
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2318 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
2319 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2320 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
2321 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2322 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2323
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2324 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
2325 gcpro1.nvars = front_len;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2326 gcpro2.nvars = back_len;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2327
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2328 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
2329 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2330 if (fronting >= front_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2331 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2332 while (ii < dest_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2333 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2334 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
2335 ++ii, ++backing;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2336 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2337 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2338 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2339 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2340
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2341 if (backing >= back_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2342 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2343 while (ii < dest_len)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2344 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2345 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
2346 ++ii, ++fronting;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2347 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2348 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2349 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2350 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2351
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 (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
2353 predicate, key_func)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2354 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2355 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
2356 ++fronting;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2357 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2358 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2359 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2360 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
2361 ++backing;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2362 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2363 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2364
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2365 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2366 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2367
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2368 static Lisp_Object
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2369 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
2370 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
2371 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
2372 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2373 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2374 Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2375 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
2376 Boolint reverse_order)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2377 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2378 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
2379 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
2380 Elemcount array_index = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2381 int looped = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2382
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2383 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
2384
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2385 while (1)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2386 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2387 if (NILP (list))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2388 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2389 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2390
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2391 if (NILP (tail))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2392 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2393 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
2394 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2395
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2396 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
2397 return value;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2398 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2399
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2400 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
2401 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2402 UNGCPRO;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2403 if (NILP (tail))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2404 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2405 return list;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2406 }
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 Fsetcdr (tail, list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2409 return value;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2410 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2411
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2412
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2413 if (reverse_order ?
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2414 !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
2415 key_func)) :
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2416 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
2417 key_func)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2418 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2419 if (NILP (tail))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2420 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2421 value = tail = list;
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 else
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 Fsetcdr (tail, list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2426 tail = XCDR (tail);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2427 }
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 list = Fcdr (list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2430 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2431 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2432 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2433 if (NILP (tail))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2434 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2435 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
2436 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2437 else
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 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
2440 tail = XCDR (tail);
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 ++array_index;
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
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2445 if (++looped > CIRCULAR_LIST_SUSPICION_LENGTH)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2446 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2447 if (looped & 1)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2448 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2449 tortoise = XCDR (tortoise);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2450 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2451
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2452 if (EQ (list, tortoise))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2453 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2454 signal_circular_list_error (list);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2455 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2456 }
5182
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 }
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 static void
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2461 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
2462 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
2463 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
2464 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2465 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2466 Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2467 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
2468 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2469 Elemcount output_index = 0;
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 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
2472 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2473 if (NILP (list_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2474 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2475 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
2476 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2477 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
2478 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
2479 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2480 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2481 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2482
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2483 if (NILP (list_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2484 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2485 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
2486 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2487 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
2488 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
2489 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2490 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2491 }
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 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
2494 key_func)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2495 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2496 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
2497 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
2498 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2499 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2500 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2501 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
2502 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
2503 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2504
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2505 ++output_index;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2506
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2507 /* 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
2508 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2509 }
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 static void
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2512 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
2513 Lisp_Object list,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2514 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
2515 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
2516 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2517 Lisp_Object,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2518 Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2519 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
2520 Boolint reverse_order)
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 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
2523
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2524 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
2525 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2526 if (NILP (list))
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 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
2529 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
2530 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
2531 }
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 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
2534 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2535 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
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 return;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2539 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2540
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2541 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
2542 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2543 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
2544 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2545 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
2546 list = Fcdr (list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2547 }
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 return;
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
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2552 if (reverse_order ?
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2553 !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
2554 key_func)) :
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2555 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
2556 key_func)))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2557 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2558 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
2559 list = XCDR (list);
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 else
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 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
2564 ++array_index;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2565 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2566
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2567 ++output_index;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2568 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2569 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2570
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2571 #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
2572 do { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2573 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
2574 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
2575 { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2576 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
2577 INC_IBYTEPTR (strdata); \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2578 } \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2579 } while (0)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2580
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2581 #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
2582 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
2583 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
2584 { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2585 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
2586 } \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2587 } while (0)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2588
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2589 /* 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
2590
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2591 #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
2592 do { \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2593 if (NILP (key)) \
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 key = Qidentity; \
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2596 } \
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2597 \
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2598 if (!EQ (key, Qidentity)) \
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2599 { \
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2600 key = indirect_function (key, 1); \
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2601 } \
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2602 } while (0)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2603
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2604 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
2605 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
2606
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2607 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
2608 predicate on the elements.
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2609
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2610 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
2611 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
2612
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2613 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
2614 */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2615 (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
2616 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2617 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
2618 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
2619 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
2620 Lisp_Object);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2621
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
2622 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
2623
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2624 CHECK_SEQUENCE (sequence_one);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2625 CHECK_SEQUENCE (sequence_two);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2626
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2627 CHECK_KEY_ARGUMENT (key);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2628
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2629 c_predicate = EQ (key, Qidentity) ?
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2630 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
2631
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2632 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
2633 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2634 if (NILP (sequence_two))
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 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
2637 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2638 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
2639 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2640 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
2641 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
2642 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
2643 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2644 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
2645 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2646 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
2647 predicate, key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2648 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2649 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2650 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2651 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
2652 Elemcount array_length, i;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2653 Boolint reverse_order = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2654
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2655 if (!CONSP (sequence_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2656 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2657 /* 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
2658 swap = sequence_one;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2659 sequence_one = sequence_two;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2660 sequence_two = swap;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2661 reverse_order = 1;
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 if (VECTORP (sequence_two))
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 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
2667 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
2668 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2669 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
2670 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2671 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
2672 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
2673 /* 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
2674 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
2675 array_length);
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 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2679 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2680 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
2681 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
2682 /* 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
2683 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
2684 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2685
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2686 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
2687 array_storage, array_length,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2688 c_predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2689 predicate, key,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2690 reverse_order);
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 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2694 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2695 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
2696 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
2697 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
2698 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
2699 *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
2700 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
2701 || 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
2702 Ibyte *strdata = NULL;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2703 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
2704 struct gcpro gcpro1;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2705
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2706 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
2707 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
2708 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2709 output[i] = Qnil;
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
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2712 GCPRO1 (output[0]);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2713 gcpro1.nvars = output_len;
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 if (VECTORP (sequence_one))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2716 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2717 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
2718 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2719 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
2720 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2721 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
2722 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
2723 i, sequence_one_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2724 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2725 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
2726 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2727 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
2728 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
2729 i, sequence_one_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2730 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2731
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2732 if (VECTORP (sequence_two))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2733 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2734 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
2735 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2736 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
2737 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2738 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
2739 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
2740 i, sequence_two_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2741 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2742 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
2743 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2744 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
2745 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
2746 i, sequence_two_len);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2747 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2748
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2749 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
2750 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2751 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
2752 sequence_one, sequence_two,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2753 c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2754 key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2755 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2756 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
2757 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2758 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
2759 sequence_one,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2760 sequence_two_storage,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2761 sequence_two_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2762 c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2763 key, 0);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2764 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2765 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
2766 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2767 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
2768 sequence_two,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2769 sequence_one_storage,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2770 sequence_one_len,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2771 c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2772 key, 1);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2773 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2774 else
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2775 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2776 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
2777 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
2778 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
2779 c_predicate, predicate,
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2780 key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2781 }
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 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
2784
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2785 if (do_coerce)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2786 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2787 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
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 UNGCPRO;
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
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2793 return result;
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
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2796 /* 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
2797 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
2798 Lisp_Object
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2799 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
2800 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
2801 Lisp_Object, Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2802 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
2803 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2804 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
2805 Lisp_Object back, tem;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2806 Lisp_Object front = list;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2807 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
2808
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2809 if (XINT (len) < 2)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2810 return list;
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 if (NULL == c_predicate)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2813 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2814 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
2815 c_merge_predicate_key;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2816 }
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 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
2819 tem = Fnthcdr (len, list);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2820 back = Fcdr (tem);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2821 Fsetcdr (tem, Qnil);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2822
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2823 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
2824 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
2825 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
2826
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2827 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
2828 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2829
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2830 static void
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2831 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
2832 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
2833 Lisp_Object, Lisp_Object),
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2834 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
2835 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2836 Elemcount split;
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 if (array_len < 2)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2839 return;
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 split = array_len / 2;
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 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
2844 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
2845 key_func);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2846 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
2847 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
2848 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2849
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2850 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
2851 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
2852 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
2853
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2854 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
2855 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
2856
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2857 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
2858 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
2859
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2860 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
2861 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
2862 same guarantees.
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 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
2865 */
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2866 (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
2867 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2868 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
2869 Lisp_Object *sequence_carray;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2870 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
2871 Lisp_Object);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2872 Elemcount sequence_len, i;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2873
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
2874 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
2875
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2876 CHECK_SEQUENCE (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2877
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2878 CHECK_KEY_ARGUMENT (key);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2879
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2880 c_predicate = EQ (key, Qidentity) ?
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
2881 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
2882
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2883 if (LISTP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2884 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2885 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
2886 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2887 else if (VECTORP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2888 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2889 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
2890 c_predicate, predicate, key);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2891 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2892 else if (STRINGP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2893 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2894 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
2895
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2896 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
2897
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2898 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
2899
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2900 /* 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
2901 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
2902
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2903 strdata = XSTRING_DATA (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2904
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2905 CHECK_LISP_WRITEABLE (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2906 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
2907 {
5184
039d9a7f2e6d Call init_string_ascii_begin() in #'sort*, #'fill, don't be clever.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5182
diff changeset
2908 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
2909 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2910
5184
039d9a7f2e6d Call init_string_ascii_begin() in #'sort*, #'fill, don't be clever.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5182
diff changeset
2911 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
2912 bump_string_modiff (sequence);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2913 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
2914 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2915 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
2916 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2917 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
2918 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
2919
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2920 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
2921
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2922 /* 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
2923 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
2924
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2925 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
2926 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2927 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
2928 }
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
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2931 return sequence;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
2932 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2933
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2934 /************************************************************************/
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2935 /* property-list functions */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2936 /************************************************************************/
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2937
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2938 /* For properties of text, we need to do order-insensitive comparison of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2939 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
2940 same if they have the same set of keys, and equivalent values.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2941 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
2942
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2943 NIL_MEANS_NOT_PRESENT is as in `plists-eq' etc.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2944 LAXP means use `equal' for comparisons.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2945 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2946 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2947 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
2948 int laxp, int depth, int foldcase)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2949 {
438
84b14dcb0985 Import from CVS: tag r21-2-27
cvs
parents: 434
diff changeset
2950 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
2951 int la, lb, m, i, fill;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2952 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
2953 Boolbyte *flags;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2954 Lisp_Object rest;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2955
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2956 if (NILP (a) && NILP (b))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2957 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2958
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2959 Fcheck_valid_plist (a);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2960 Fcheck_valid_plist (b);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2961
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2962 la = XINT (Flength (a));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2963 lb = XINT (Flength (b));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2964 m = (la > lb ? la : lb);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2965 fill = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2966 keys = alloca_array (Lisp_Object, m);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2967 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
2968 flags = alloca_array (Boolbyte, m);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2969
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2970 /* First extract the pairs from A. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2971 for (rest = a; !NILP (rest); rest = XCDR (XCDR (rest)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2972 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2973 Lisp_Object k = XCAR (rest);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2974 Lisp_Object v = XCAR (XCDR (rest));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2975 /* Maybe be Ebolified. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2976 if (nil_means_not_present && NILP (v)) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2977 keys [fill] = k;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2978 vals [fill] = v;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2979 flags[fill] = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2980 fill++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2981 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2982 /* 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
2983 or that doesn't match. As we match, mark them. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2984 for (rest = b; !NILP (rest); rest = XCDR (XCDR (rest)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2985 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2986 Lisp_Object k = XCAR (rest);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2987 Lisp_Object v = XCAR (XCDR (rest));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2988 /* Maybe be Ebolified. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2989 if (nil_means_not_present && NILP (v)) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2990 for (i = 0; i < fill; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2991 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
2992 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
2993 internal_equal_0 (k, keys [i], depth, foldcase))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2994 {
434
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
2995 if (eqp
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
2996 /* We narrowly escaped being Ebolified here. */
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
2997 ? !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
2998 : !internal_equal_0 (v, vals [i], depth, foldcase))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
2999 /* a property in B has a different value than in A */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3000 goto MISMATCH;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3001 flags [i] = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3002 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3003 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3004 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3005 if (i == fill)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3006 /* there are some properties in B that are not in A */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3007 goto MISMATCH;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3008 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3009 /* 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
3010 for (i = 0; i < fill; i++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3011 if (flags [i] == 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3012 goto MISMATCH;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3013
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3014 /* Ok. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3015 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3016
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3017 MISMATCH:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3018 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3019 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3020
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3021 DEFUN ("plists-eq", Fplists_eq, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3022 Return non-nil if property lists A and B are `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3023 A property list is an alternating list of keywords and values.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3024 This function does order-insensitive comparisons of the property lists:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3025 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
3026 Comparison between values is done using `eq'. See also `plists-equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3027 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
3028 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
3029 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3030 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3031 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3032 (a, b, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3033 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3034 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
3035 ? Qnil : Qt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3036 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3037
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3038 DEFUN ("plists-equal", Fplists_equal, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3039 Return non-nil if property lists A and B are `equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3040 A property list is an alternating list of keywords and values. This
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3041 function does order-insensitive comparisons of the property lists: For
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3042 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
3043 Comparison between values is done using `equal'. See also `plists-eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3044 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
3045 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
3046 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3047 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3048 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3049 (a, b, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3050 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3051 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
3052 ? Qnil : Qt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3053 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3054
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3055
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3056 DEFUN ("lax-plists-eq", Flax_plists_eq, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3057 Return non-nil if lax property lists A and B are `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3058 A property list is an alternating list of keywords and values.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3059 This function does order-insensitive comparisons of the property lists:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3060 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
3061 Comparison between values is done using `eq'. See also `plists-equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3062 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
3063 keywords is done using `equal' instead of `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3064 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
3065 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
3066 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3067 compatibility.
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 (a, b, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3070 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3071 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
3072 ? Qnil : Qt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3073 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3074
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3075 DEFUN ("lax-plists-equal", Flax_plists_equal, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3076 Return non-nil if lax property lists A and B are `equal'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3077 A property list is an alternating list of keywords and values. This
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3078 function does order-insensitive comparisons of the property lists: For
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3079 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
3080 Comparison between values is done using `equal'. See also `plists-eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3081 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
3082 keywords is done using `equal' instead of `eq'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3083 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
3084 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
3085 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3086 compatibility.
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 (a, b, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3089 {
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3090 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
3091 ? Qnil : Qt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3092 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3093
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3094 /* Return the value associated with key PROPERTY in property list PLIST.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3095 Return nil if key not found. This function is used for internal
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3096 property lists that cannot be directly manipulated by the user.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3097 */
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3100 internal_plist_get (Lisp_Object plist, Lisp_Object property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3101 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3102 Lisp_Object tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3103
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3104 for (tail = plist; !NILP (tail); tail = XCDR (XCDR (tail)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3105 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3106 if (EQ (XCAR (tail), property))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3107 return XCAR (XCDR (tail));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3108 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3109
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3110 return Qunbound;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3113 /* Set PLIST's value for PROPERTY to VALUE. Analogous to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3114 internal_plist_get(). */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3115
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3116 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3117 internal_plist_put (Lisp_Object *plist, Lisp_Object property,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3118 Lisp_Object value)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3119 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3120 Lisp_Object tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3121
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3122 for (tail = *plist; !NILP (tail); tail = XCDR (XCDR (tail)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3123 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3124 if (EQ (XCAR (tail), property))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3125 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3126 XCAR (XCDR (tail)) = value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3127 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3128 }
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 *plist = Fcons (property, Fcons (value, *plist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3132 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3133
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3134 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3135 internal_remprop (Lisp_Object *plist, Lisp_Object property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3136 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3137 Lisp_Object tail, prev;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3138
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3139 for (tail = *plist, prev = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3140 !NILP (tail);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3141 tail = XCDR (XCDR (tail)))
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 if (EQ (XCAR (tail), property))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3144 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3145 if (NILP (prev))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3146 *plist = XCDR (XCDR (tail));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3147 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3148 XCDR (XCDR (prev)) = XCDR (XCDR (tail));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3149 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3150 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3151 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3152 prev = tail;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3153 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3154
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3155 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3156 }
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 /* Called on a malformed property list. BADPLACE should be some
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3159 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
3160 result in a list with an odd length. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3161
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3162 static Lisp_Object
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3163 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
3164 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3165 if (ERRB_EQ (errb, ERROR_ME))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3166 return Fsignal (Qmalformed_property_list, list2 (*plist, *badplace));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3167 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3168 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3169 if (ERRB_EQ (errb, ERROR_ME_WARN))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3170 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3171 warn_when_safe_lispobj
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3172 (Qlist, Qwarning,
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
3173 list2 (build_msg_string
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3174 ("Malformed property list -- list has been truncated"),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3175 *plist));
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3176 /* #### 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
3177 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
3178 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
3179 ERROR_ME and ERROR_ME_NOT don't. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3180 *badplace = Qnil;
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 return Qunbound;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3183 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3184 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3185
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3186 /* Called on a circular property list. BADPLACE should be some place
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3187 where truncating will result in an even-length list, as above.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3188 If doesn't particularly matter where we truncate -- anywhere we
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3189 truncate along the entire list will break the circularity, because
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3190 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
3191 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3192
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3193 static Lisp_Object
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3194 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
3195 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3196 if (ERRB_EQ (errb, ERROR_ME))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3197 return Fsignal (Qcircular_property_list, list1 (*plist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3198 else
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 if (ERRB_EQ (errb, ERROR_ME_WARN))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3201 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3202 warn_when_safe_lispobj
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3203 (Qlist, Qwarning,
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
3204 list2 (build_msg_string
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3205 ("Circular property list -- list has been truncated"),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3206 *plist));
793
e38acbeb1cae [xemacs-hg @ 2002-03-29 04:46:17 by ben]
ben
parents: 780
diff changeset
3207 /* #### 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
3208 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
3209 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
3210 ERROR_ME and ERROR_ME_NOT don't. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3211 *badplace = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3212 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3213 return Qunbound;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3214 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3215 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3216
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3217 /* Advance the tortoise pointer by two (one iteration of a property-list
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3218 loop) and the hare pointer by four and verify that no malformations
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3219 or circularities exist. If so, return zero and store a value into
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3220 RETVAL that should be returned by the calling function. Otherwise,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3221 return 1. See external_plist_get().
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3222 */
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 static int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3225 advance_plist_pointers (Lisp_Object *plist,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3226 Lisp_Object **tortoise, Lisp_Object **hare,
578
190b164ddcac [xemacs-hg @ 2001-05-25 11:26:50 by ben]
ben
parents: 575
diff changeset
3227 Error_Behavior errb, Lisp_Object *retval)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3228 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3229 int i;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3230 Lisp_Object *tortsave = *tortoise;
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 /* Note that our "fixing" may be more brutal than necessary,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3233 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
3234 manually fucked up a plist. */
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 for (i = 0; i < 2; i++)
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 /* This is a standard iteration of a defensive-loop-checking
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3239 loop. We just do it twice because we want to advance past
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3240 both the property and its value.
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 If the pointer indirection is confusing you, remember that
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3243 one level of indirection on the hare and tortoise pointers
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3244 is only due to pass-by-reference for this function. The other
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3245 level is so that the plist can be fixed in place. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3246
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3247 /* When we reach the end of a well-formed plist, **HARE is
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3248 nil. In that case, we don't do anything at all except
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3249 advance TORTOISE by one. Otherwise, we advance HARE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3250 by two (making sure it's OK to do so), then advance
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3251 TORTOISE by one (it will always be OK to do so because
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3252 the HARE is always ahead of the TORTOISE and will have
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3253 already verified the path), then make sure TORTOISE and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3254 HARE don't contain the same non-nil object -- if the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3255 TORTOISE and the HARE ever meet, then obviously we're
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3256 in a circularity, and if we're in a circularity, then
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3257 the TORTOISE and the HARE can't cross paths without
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3258 meeting, since the HARE only gains one step over the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3259 TORTOISE per iteration. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3260
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3261 if (!NILP (**hare))
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 *haresave = *hare;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3264 if (!CONSP (**hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3265 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3266 *retval = bad_bad_bunny (plist, haresave, errb);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3267 return 0;
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 *hare = &XCDR (**hare);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3270 /* 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
3271 **HARE, which is OK (it just means the list has an
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3272 odd number of elements). In a plist, it's not OK
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3273 for the list to have an odd number of elements. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3274 if (!CONSP (**hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3275 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3276 *retval = bad_bad_bunny (plist, haresave, errb);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3277 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3278 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3279 *hare = &XCDR (**hare);
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3282 *tortoise = &XCDR (**tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3283 if (!NILP (**hare) && EQ (**tortoise, **hare))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3284 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3285 *retval = bad_bad_turtle (plist, tortsave, errb);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3286 return 0;
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 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3289
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3290 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3291 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3292
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3293 /* Return the value of PROPERTY from PLIST, or Qunbound if
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3294 property is not on the list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3295
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3296 PLIST is a Lisp-accessible property list, meaning that it
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3297 has to be checked for malformations and circularities.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3298
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3299 If ERRB is ERROR_ME, an error will be signalled. Otherwise, the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3300 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
3301 on finding a malformation or a circularity, it issues a warning and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3302 attempts to silently fix the problem.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3303
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3304 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
3305 "fixed" even if the error is at the beginning of the plist. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3306
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3307 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3308 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
3309 int laxp, Error_Behavior errb)
428
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 Lisp_Object *tortoise = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3312 Lisp_Object *hare = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3313
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3314 while (!NILP (*tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3315 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3316 Lisp_Object *tortsave = tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3317 Lisp_Object retval;
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 /* We do the standard tortoise/hare march. We isolate the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3320 grungy stuff to do this in advance_plist_pointers(), though.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3321 To us, all this function does is advance the tortoise
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3322 pointer by two and the hare pointer by four and make sure
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3323 everything's OK. We first advance the pointers and then
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3324 check if a property matched; this ensures that our
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3325 check for a matching property is safe. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3326
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3327 if (!advance_plist_pointers (plist, &tortoise, &hare, errb, &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3328 return retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3329
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3330 if (!laxp ? EQ (XCAR (*tortsave), property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3331 : internal_equal (XCAR (*tortsave), property, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3332 return XCAR (XCDR (*tortsave));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3333 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3334
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3335 return Qunbound;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3336 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3337
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3338 /* Set PLIST's value for PROPERTY to VALUE, given a possibly
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3339 malformed or circular plist. Analogous to external_plist_get(). */
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 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3342 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
3343 Lisp_Object value, int laxp, Error_Behavior errb)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3344 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3345 Lisp_Object *tortoise = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3346 Lisp_Object *hare = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3347
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3348 while (!NILP (*tortoise))
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 Lisp_Object *tortsave = tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3351 Lisp_Object retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3352
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3353 /* See above */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3354 if (!advance_plist_pointers (plist, &tortoise, &hare, errb, &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3355 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3356
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3357 if (!laxp ? EQ (XCAR (*tortsave), property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3358 : internal_equal (XCAR (*tortsave), property, 0))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3359 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3360 XCAR (XCDR (*tortsave)) = value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3361 return;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3362 }
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3365 *plist = Fcons (property, Fcons (value, *plist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3366 }
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 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3369 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
3370 int laxp, Error_Behavior errb)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3371 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3372 Lisp_Object *tortoise = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3373 Lisp_Object *hare = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3374
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3375 while (!NILP (*tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3376 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3377 Lisp_Object *tortsave = tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3378 Lisp_Object retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3379
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3380 /* See above */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3381 if (!advance_plist_pointers (plist, &tortoise, &hare, errb, &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3382 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3383
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3384 if (!laxp ? EQ (XCAR (*tortsave), property)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3385 : internal_equal (XCAR (*tortsave), property, 0))
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 /* Now you see why it's so convenient to have that level
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3388 of indirection. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3389 *tortsave = XCDR (XCDR (*tortsave));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3390 return 1;
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 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3393
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3394 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3395 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3396
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3397 DEFUN ("plist-get", Fplist_get, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3398 Extract a value from a property list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3399 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
3400 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...).
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3401 PROPERTY is usually a symbol.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3402 This function returns the value corresponding to the PROPERTY,
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3403 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
3404 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3405 (plist, property, default_))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3406 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3407 Lisp_Object value = external_plist_get (&plist, property, 0, ERROR_ME);
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3408 return UNBOUNDP (value) ? default_ : value;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3409 }
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 DEFUN ("plist-put", Fplist_put, 3, 3, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3412 Change value in PLIST of PROPERTY to VALUE.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3413 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
3414 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2 ...).
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3415 PROPERTY is usually a symbol and VALUE is any object.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3416 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
3417 otherwise the new PROPERTY VALUE pair is added.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3418 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
3419 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
3420 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3421 (plist, property, value))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3422 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3423 external_plist_put (&plist, property, value, 0, ERROR_ME);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3424 return plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3425 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3426
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3427 DEFUN ("plist-remprop", Fplist_remprop, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3428 Remove from PLIST the property PROPERTY and its value.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3429 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
3430 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2 ...).
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3431 PROPERTY is usually a symbol.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3432 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
3433 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
3434 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3435 (plist, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3436 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3437 external_remprop (&plist, property, 0, ERROR_ME);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3438 return 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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3441 DEFUN ("plist-member", Fplist_member, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3442 Return t if PROPERTY has a value specified in PLIST.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3443 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3444 (plist, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3445 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3446 Lisp_Object value = Fplist_get (plist, property, Qunbound);
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3447 return UNBOUNDP (value) ? Qnil : Qt;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3448 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3449
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3450 DEFUN ("check-valid-plist", Fcheck_valid_plist, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3451 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
3452 This means that it's a malformed or circular plist.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3453 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3454 (plist))
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 Lisp_Object *tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3457 Lisp_Object *hare;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3458
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3459 start_over:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3460 tortoise = &plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3461 hare = &plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3462 while (!NILP (*tortoise))
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 Lisp_Object retval;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3465
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3466 /* See above */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3467 if (!advance_plist_pointers (&plist, &tortoise, &hare, ERROR_ME,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3468 &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3469 goto start_over;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3472 return Qnil;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3475 DEFUN ("valid-plist-p", Fvalid_plist_p, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3476 Given a plist, return non-nil if its format is correct.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3477 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
3478 the plist; that means it's a malformed or circular plist.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3479 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3480 (plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3481 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3482 Lisp_Object *tortoise;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3483 Lisp_Object *hare;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3484
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3485 tortoise = &plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3486 hare = &plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3487 while (!NILP (*tortoise))
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 Lisp_Object retval;
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 /* See above */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3492 if (!advance_plist_pointers (&plist, &tortoise, &hare, ERROR_ME_NOT,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3493 &retval))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3494 return Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3495 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3496
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3497 return Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3498 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3499
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3500 DEFUN ("canonicalize-plist", Fcanonicalize_plist, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3501 Destructively remove any duplicate entries from a plist.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3502 In such cases, the first entry applies.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3503
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3504 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
3505 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
3506 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3507 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3508
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3509 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
3510 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
3511 `setq' the value back into where it came from.
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 (plist, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3514 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3515 Lisp_Object head = plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3516
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3517 Fcheck_valid_plist (plist);
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 while (!NILP (plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3520 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3521 Lisp_Object prop = Fcar (plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3522 Lisp_Object next = Fcdr (plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3523
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3524 CHECK_CONS (next); /* just make doubly sure we catch any errors */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3525 if (!NILP (nil_means_not_present) && NILP (Fcar (next)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3526 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3527 if (EQ (head, plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3528 head = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3529 plist = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3530 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3531 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3532 /* external_remprop returns 1 if it removed any property.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3533 We have to loop till it didn't remove anything, in case
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3534 the property occurs many times. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3535 while (external_remprop (&XCDR (next), prop, 0, ERROR_ME))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3536 DO_NOTHING;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3537 plist = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3538 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3539
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3540 return head;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3541 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3542
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3543 DEFUN ("lax-plist-get", Flax_plist_get, 2, 3, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3544 Extract a value from a lax property list.
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3545 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
3546 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...), where comparisons between
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3547 properties is done using `equal' instead of `eq'.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3548 PROPERTY is usually a symbol.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3549 This function returns the value corresponding to PROPERTY,
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3550 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
3551 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3552 (lax_plist, property, default_))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3553 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3554 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
3555 return UNBOUNDP (value) ? default_ : value;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3556 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3557
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3558 DEFUN ("lax-plist-put", Flax_plist_put, 3, 3, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3559 Change value in LAX-PLIST of PROPERTY to VALUE.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3560 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
3561 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...), where comparisons between
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3562 properties is done using `equal' instead of `eq'.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3563 PROPERTY is usually a symbol and VALUE is any object.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3564 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
3565 VALUE, otherwise the new PROPERTY VALUE pair is added.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3566 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
3567 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
3568 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3569 (lax_plist, property, value))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3570 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3571 external_plist_put (&lax_plist, property, value, 1, ERROR_ME);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3572 return lax_plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3573 }
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 DEFUN ("lax-plist-remprop", Flax_plist_remprop, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3576 Remove from LAX-PLIST the property PROPERTY and its value.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3577 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
3578 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...), where comparisons between
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3579 properties is done using `equal' instead of `eq'.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3580 PROPERTY is usually a symbol.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3581 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
3582 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
3583 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3584 (lax_plist, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3585 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3586 external_remprop (&lax_plist, property, 1, ERROR_ME);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3587 return lax_plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3588 }
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 DEFUN ("lax-plist-member", Flax_plist_member, 2, 2, 0, /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3591 Return t if PROPERTY has a value specified in LAX-PLIST.
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3592 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
3593 \(PROPERTY1 VALUE1 PROPERTY2 VALUE2...), where comparisons between
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3594 properties is done using `equal' instead of `eq'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3595 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3596 (lax_plist, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3597 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3598 return UNBOUNDP (Flax_plist_get (lax_plist, property, Qunbound)) ? Qnil : Qt;
428
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 ("canonicalize-lax-plist", Fcanonicalize_lax_plist, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3602 Destructively remove any duplicate entries from a lax plist.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3603 In such cases, the first entry applies.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3604
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3605 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
3606 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
3607 old Lisp implementations, but should not be used except for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3608 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3609
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3610 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
3611 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
3612 `setq' the value back into where it came from.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3613 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3614 (lax_plist, nil_means_not_present))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3615 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3616 Lisp_Object head = lax_plist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3617
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3618 Fcheck_valid_plist (lax_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3619
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3620 while (!NILP (lax_plist))
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 Lisp_Object prop = Fcar (lax_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3623 Lisp_Object next = Fcdr (lax_plist);
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 CHECK_CONS (next); /* just make doubly sure we catch any errors */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3626 if (!NILP (nil_means_not_present) && NILP (Fcar (next)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3627 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3628 if (EQ (head, lax_plist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3629 head = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3630 lax_plist = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3631 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3632 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3633 /* external_remprop returns 1 if it removed any property.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3634 We have to loop till it didn't remove anything, in case
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3635 the property occurs many times. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3636 while (external_remprop (&XCDR (next), prop, 1, ERROR_ME))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3637 DO_NOTHING;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3638 lax_plist = Fcdr (next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3639 }
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 return head;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3644 /* In C because the frame props stuff uses it */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3645
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3646 DEFUN ("destructive-alist-to-plist", Fdestructive_alist_to_plist, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3647 Convert association list ALIST into the equivalent property-list form.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3648 The plist is returned. This converts from
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 \((a . 1) (b . 2) (c . 3))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3651
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3652 into
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3653
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3654 \(a 1 b 2 c 3)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3655
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3656 The original alist is destroyed in the process of constructing the plist.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3657 See also `alist-to-plist'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3658 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3659 (alist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3660 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3661 Lisp_Object head = alist;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3662 while (!NILP (alist))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3663 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3664 /* remember the alist element. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3665 Lisp_Object el = Fcar (alist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3666
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3667 Fsetcar (alist, Fcar (el));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3668 Fsetcar (el, Fcdr (el));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3669 Fsetcdr (el, Fcdr (alist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3670 Fsetcdr (alist, el);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3671 alist = Fcdr (Fcdr (alist));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3672 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3673
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3674 return head;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3675 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3676
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3677 DEFUN ("get", Fget, 2, 3, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3678 Return the value of OBJECT's PROPERTY property.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3679 This is the last VALUE stored with `(put OBJECT PROPERTY VALUE)'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3680 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
3681 \(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
3682 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
3683 `object-setplist'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3684 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3685 (object, property, default_))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3686 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3687 /* Various places in emacs call Fget() and expect it not to quit,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3688 so don't quit. */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3689 Lisp_Object val;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3690
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3691 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->getprop)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3692 val = XRECORD_LHEADER_IMPLEMENTATION (object)->getprop (object, property);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3693 else
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3694 invalid_operation ("Object type has no properties", object);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3695
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3696 return UNBOUNDP (val) ? default_ : val;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3697 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3698
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3699 DEFUN ("put", Fput, 3, 3, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3700 Set OBJECT's PROPERTY to VALUE.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3701 It can be subsequently retrieved with `(get OBJECT PROPERTY)'.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3702 OBJECT can be a symbol, face, extent, or string.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3703 For a string, no properties currently have predefined meanings.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3704 For the predefined properties for extents, see `set-extent-property'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3705 For the predefined properties for faces, see `set-face-property'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3706 See also `get', `remprop', and `object-plist'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3707 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3708 (object, property, value))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3709 {
1920
c66036f59678 [xemacs-hg @ 2004-02-20 07:29:16 by stephent]
stephent
parents: 1849
diff changeset
3710 /* This function cannot GC */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3711 CHECK_LISP_WRITEABLE (object);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3712
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3713 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->putprop)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3714 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3715 if (! XRECORD_LHEADER_IMPLEMENTATION (object)->putprop
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3716 (object, property, value))
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3717 invalid_change ("Can't set property on object", property);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3718 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3719 else
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3720 invalid_change ("Object type has no settable properties", object);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3721
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3722 return value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3723 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3724
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3725 DEFUN ("remprop", Fremprop, 2, 2, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3726 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
3727 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
3728 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
3729 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
3730 and `object-setplist'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3731 */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3732 (object, property))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3733 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3734 int ret = 0;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3735
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3736 CHECK_LISP_WRITEABLE (object);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3737
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3738 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->remprop)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3739 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3740 ret = XRECORD_LHEADER_IMPLEMENTATION (object)->remprop (object, property);
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3741 if (ret == -1)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3742 invalid_change ("Can't remove property from object", property);
428
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 else
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3745 invalid_change ("Object type has no removable properties", object);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3746
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3747 return ret ? Qt : Qnil;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3748 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3749
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3750 DEFUN ("object-plist", Fobject_plist, 1, 1, 0, /*
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3751 Return a property list of OBJECT's properties.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3752 For a symbol, this is equivalent to `symbol-plist'.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3753 OBJECT can be a symbol, string, extent, face, or glyph.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3754 Do not modify the returned property list directly;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3755 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
3756 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3757 (object))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3758 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3759 if (LRECORDP (object) && XRECORD_LHEADER_IMPLEMENTATION (object)->plist)
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3760 return XRECORD_LHEADER_IMPLEMENTATION (object)->plist (object);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3761 else
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3762 invalid_operation ("Object type has no properties", object);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3763
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3764 return Qnil;
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
5255
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3767 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
3768 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
3769 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
3770
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3771 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
3772 not allow their modification with `object-setplist'.
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3773 */
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3774 (object, newplist))
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3775 {
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3776 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
3777 {
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3778 return XRECORD_LHEADER_IMPLEMENTATION (object)->setplist (object,
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3779 newplist);
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3780 }
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3781
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3782 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
3783 return Qnil;
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3784 }
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3785
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
3786
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3787
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3788 static Lisp_Object
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3789 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
3790 Lisp_Object depth)
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3791 {
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3792 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
3793 }
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3794
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3795 int
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3796 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
3797 const Ascbyte *warning_string,
853
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3798 int flags,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3799 struct call_trapping_problems_result *p,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3800 int retval,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3801 Lisp_Object obj1, Lisp_Object obj2,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3802 int depth)
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3803 {
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3804 Lisp_Object glorp =
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3805 va_call_trapping_problems (warning_class, warning_string,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3806 flags, p,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3807 (lisp_fn_t) tweaked_internal_equal,
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3808 3, obj1, obj2, make_int (depth));
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3809 if (UNBOUNDP (glorp))
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3810 return retval;
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3811 else
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3812 return XINT (glorp);
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3813 }
2b6fa2618f76 [xemacs-hg @ 2002-05-28 08:44:22 by ben]
ben
parents: 851
diff changeset
3814
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3815 int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3816 internal_equal (Lisp_Object obj1, Lisp_Object obj2, int depth)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3817 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3818 if (depth > 200)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3819 stack_overflow ("Stack overflow in equal", Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3820 QUIT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3821 if (EQ_WITH_EBOLA_NOTICE (obj1, obj2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3822 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3823 /* Note that (equal 20 20.0) should be nil */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3824 if (XTYPE (obj1) != XTYPE (obj2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3825 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3826 if (LRECORDP (obj1))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3827 {
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
3828 const struct lrecord_implementation
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3829 *imp1 = XRECORD_LHEADER_IMPLEMENTATION (obj1),
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3830 *imp2 = XRECORD_LHEADER_IMPLEMENTATION (obj2);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3831
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3832 return (imp1 == imp2) &&
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3833 /* 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
3834 (imp1->equal && (imp1->equal) (obj1, obj2, depth, 0));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3835 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3836
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3837 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3838 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3839
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3840 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
3841 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3842 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
3843 ARRAY_STRING,
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3844 ARRAY_VECTOR,
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3845 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
3846 };
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3847
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3848 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
3849 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
3850 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3851 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
3852 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
3853 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
3854 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
3855 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
3856 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
3857 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
3858 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3859
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3860 int
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3861 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
3862 {
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3863 if (depth > 200)
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3864 stack_overflow ("Stack overflow in equalp", Qunbound);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3865 QUIT;
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3866
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3867 /* 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
3868 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
3869 if (EQ_WITH_EBOLA_NOTICE (obj1, obj2))
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3870 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
3871
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3872 /* 2. If both numbers, compare with `='. */
1983
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
3873 if (NUMBERP (obj1) && NUMBERP (obj2))
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
3874 {
4910
6bc1f3f6cf0d Make canoncase visible to Lisp; use it with chars in internal_equalp.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4906
diff changeset
3875 return (0 == bytecode_arithcompare (obj1, obj2));
1983
9c872f33ecbe [xemacs-hg @ 2004-04-05 22:49:31 by james]
james
parents: 1920
diff changeset
3876 }
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3877
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3878 /* 3. If characters, compare case-insensitively. */
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3879 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
3880 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
3881
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3882 /* 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
3883 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
3884 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3885 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
3886 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
3887 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
3888 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
3889 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3890 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
3891 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
3892 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
3893 /* 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
3894 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
3895 return 0;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3896 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
3897 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
3898 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
3899 return 0;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3900 return 1;
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3901 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3902 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3903 /* 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
3904 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
3905 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
3906 if (XTYPE (obj1) != XTYPE (obj2))
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3907 return 0;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3908 if (LRECORDP (obj1))
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3909 {
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3910 const struct lrecord_implementation
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3911 *imp1 = XRECORD_LHEADER_IMPLEMENTATION (obj1),
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3912 *imp2 = XRECORD_LHEADER_IMPLEMENTATION (obj2);
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3913
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3914 return (imp1 == imp2) &&
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3915 /* 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
3916 (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
3917 }
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3918
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3919 return 0;
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3920 }
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
3921
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3922 int
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3923 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
3924 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3925 if (foldcase)
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3926 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
3927 else
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3928 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
3929 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3930
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3931 /* Note that we may be calling sub-objects that will use
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3932 internal_equal() (instead of internal_old_equal()). Oh well.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3933 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
3934 but that seems unlikely. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3935
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3936 static int
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3937 internal_old_equal (Lisp_Object obj1, Lisp_Object obj2, int depth)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3938 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3939 if (depth > 200)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
3940 stack_overflow ("Stack overflow in equal", Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3941 QUIT;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3942 if (HACKEQ_UNSAFE (obj1, obj2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3943 return 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3944 /* Note that (equal 20 20.0) should be nil */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3945 if (XTYPE (obj1) != XTYPE (obj2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3946 return 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3947
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3948 return internal_equal (obj1, obj2, depth);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3949 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3950
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3951 DEFUN ("equal", Fequal, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3952 Return t if two Lisp objects have similar structure and contents.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3953 They must have the same data type.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3954 Conses are compared by comparing the cars and the cdrs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3955 Vectors and strings are compared element by element.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3956 Numbers are compared by value. Symbols must match exactly.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3957 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3958 (object1, object2))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3959 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
3960 return internal_equal (object1, object2, 0) ? Qt : Qnil;
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
4906
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3963 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
3964 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
3965
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3966 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
3967 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
3968 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
3969
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3970 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
3971 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
3972 `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
3973
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3974 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
3975 `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
3976 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
3977 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
3978 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
3979 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
3980 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
3981 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
3982
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3983 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
3984 (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
3985 `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
3986 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
3987 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
3988 */
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3989 (object1, object2))
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3990 {
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3991 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
3992 }
6ef8256a020a implement equalp in C, fix case-folding, add equal() method for keymaps
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
3993
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3994 DEFUN ("old-equal", Fold_equal, 2, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3995 Return t if two Lisp objects have similar structure and contents.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3996 They must have the same data type.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3997 \(Note, however, that an exception is made for characters and integers;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3998 this is known as the "char-int confoundance disease." See `eq' and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
3999 `old-eq'.)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4000 This function is provided only for byte-code compatibility with v19.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4001 Do not use it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4002 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
4003 (object1, object2))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4004 {
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
4005 return internal_old_equal (object1, object2, 0) ? Qt : Qnil;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4006 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4007
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4008
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4009 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
4010 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
4011 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
4012 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
4013 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
4014 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
4015
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4016 /* 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
4017 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
4018 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
4019 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
4020 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
4021
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4022 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
4023 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
4024 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
4025 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
4026 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
4027 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
4028 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4029 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
4030 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4031
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4032 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
4033 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
4034 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
4035
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4036 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
4037 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
4038 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
4039 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
4040
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4041 arguments: (SEQUENCE ITEM &key (START 0) (END (length SEQUENCE)))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4042 */
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4043 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4044 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4045 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
4046 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
4047 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
4048
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
4049 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
4050
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4051 CHECK_NATNUM (start);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4052 starting = XINT (start);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4053
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4054 if (!NILP (end))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4055 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4056 CHECK_NATNUM (end);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4057 ending = XINT (end);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4058 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4059
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4060 retry:
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4061 if (STRINGP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4062 {
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4063 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
4064 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
4065
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4066 fill_string_range (sequence, item, start, end);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4067 }
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4068 else if (VECTORP (sequence))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4069 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4070 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
4071
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4072 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
4073 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
4074
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4075 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
4076 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
4077
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4078 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
4079 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4080 p[ii] = item;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4081 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4082 }
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4083 else if (BIT_VECTORP (sequence))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4084 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4085 Lisp_Bit_Vector *v = XBIT_VECTOR (sequence);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4086 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
4087
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4088 CHECK_BIT (item);
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
4089 bit = XINT (item);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4090 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
4091 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
4092
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4093 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
4094 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
4095
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4096 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
4097 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4098 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
4099 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4100 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4101 else if (LISTP (sequence))
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4102 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4103 Elemcount counting = 0;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4104
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4105 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
4106 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4107 if (counting >= starting)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4108 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4109 if (counting < ending)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4110 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4111 XSETCAR (tail, item);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4112 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4113 else if (counting == ending)
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4114 {
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4115 break;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4116 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4117 }
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4118 ++counting;
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4119 }
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4120
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
4121 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
4122 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
4123 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
4124 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4125 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4126 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4127 {
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4128 sequence = wrong_type_argument (Qsequencep, sequence);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4129 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4130 }
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
4131 return sequence;
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 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4135 nconc2 (Lisp_Object arg1, Lisp_Object arg2)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4136 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4137 Lisp_Object args[2];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4138 struct gcpro gcpro1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4139 args[0] = arg1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4140 args[1] = arg2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4141
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4142 GCPRO1 (args[0]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4143 gcpro1.nvars = 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4144
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4145 RETURN_UNGCPRO (bytecode_nconc2 (args));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4146 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4147
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4148 Lisp_Object
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4149 bytecode_nconc2 (Lisp_Object *args)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4150 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4151 retry:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4152
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4153 if (CONSP (args[0]))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4154 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4155 /* (setcdr (last args[0]) args[1]) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4156 Lisp_Object tortoise, hare;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
4157 Elemcount count;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4158
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4159 for (hare = tortoise = args[0], count = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4160 CONSP (XCDR (hare));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4161 hare = XCDR (hare), count++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4162 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4163 if (count < CIRCULAR_LIST_SUSPICION_LENGTH) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4164
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4165 if (count & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4166 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4167 if (EQ (hare, tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4168 signal_circular_list_error (args[0]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4169 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4170 XCDR (hare) = args[1];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4171 return args[0];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4172 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4173 else if (NILP (args[0]))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4174 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4175 return args[1];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4176 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4177 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4178 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4179 args[0] = wrong_type_argument (args[0], Qlistp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4180 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4181 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4182 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4183
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4184 DEFUN ("nconc", Fnconc, 0, MANY, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4185 Concatenate any number of lists by altering them.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4186 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
4187 Also see: `append'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4188 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
4189 effect; therefore, write `(setq foo (nconc foo list))' to be sure of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4190 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
4191
80cd90837ac5 Add argument information to remaining MANY or UNEVALLED C subrs.
Aidan Kehoe <kehoea@parhasard.net>
parents: 3842
diff changeset
4192 arguments: (&rest ARGS)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4193 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4194 (int nargs, Lisp_Object *args))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4195 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4196 int argnum = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4197 struct gcpro gcpro1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4198
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4199 /* The modus operandi in Emacs is "caller gc-protects args".
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4200 However, nconc (particularly nconc2 ()) is called many times
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4201 in Emacs on freshly created stuff (e.g. you see the idiom
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4202 nconc2 (Fcopy_sequence (foo), bar) a lot). So we help those
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4203 callers out by protecting the args ourselves to save them
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4204 a lot of temporary-variable grief. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4205
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4206 GCPRO1 (args[0]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4207 gcpro1.nvars = nargs;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4208
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4209 while (argnum < nargs)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4210 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4211 Lisp_Object val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4212 retry:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4213 val = args[argnum];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4214 if (CONSP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4215 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4216 /* `val' is the first cons, which will be our return value. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4217 /* `last_cons' will be the cons cell to mutate. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4218 Lisp_Object last_cons = val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4219 Lisp_Object tortoise = val;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4220
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4221 for (argnum++; argnum < nargs; argnum++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4222 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4223 Lisp_Object next = args[argnum];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4224 retry_next:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4225 if (CONSP (next) || argnum == nargs -1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4226 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4227 /* (setcdr (last val) next) */
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
4228 Elemcount count;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4229
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4230 for (count = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4231 CONSP (XCDR (last_cons));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4232 last_cons = XCDR (last_cons), count++)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4233 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4234 if (count < CIRCULAR_LIST_SUSPICION_LENGTH) continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4235
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4236 if (count & 1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4237 tortoise = XCDR (tortoise);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4238 if (EQ (last_cons, tortoise))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4239 signal_circular_list_error (args[argnum-1]);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4240 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4241 XCDR (last_cons) = next;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4242 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4243 else if (NILP (next))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4244 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4245 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4246 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4247 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4248 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4249 next = wrong_type_argument (Qlistp, next);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4250 goto retry_next;
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 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4253 RETURN_UNGCPRO (val);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4254 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4255 else if (NILP (val))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4256 argnum++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4257 else if (argnum == nargs - 1) /* last arg? */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4258 RETURN_UNGCPRO (val);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4259 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4260 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4261 args[argnum] = wrong_type_argument (Qlistp, val);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4262 goto retry;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4263 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4264 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4265 RETURN_UNGCPRO (Qnil); /* No non-nil args provided. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4266 }
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
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4269 /* 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
4270 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
4271 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
4272 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
4273 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
4274 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
4275
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4276 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
4277 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
4278 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
4279 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
4280 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
4281 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
4282 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4283 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
4284 Qnil);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4285 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4286
434
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
4287 /* 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
4288
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4289 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
4290 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
4291 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
4292 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
4293 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
4294 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
4295
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4296 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
4297 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
4298 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
4299 mapcarX.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4300
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4301 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
4302 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
4303 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
4304 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
4305 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
4306 traversal operation.
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4307
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4308 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
4309 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
4310
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4311 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
4312 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
4313 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
4314 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
4315 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
4316 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
4317 otherwise it will be left alone. */
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4318
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4319 static void
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4320 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
4321 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
4322 Lisp_Object caller)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4323 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4324 Lisp_Object called, *args;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4325 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
4326 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
4327 int i, j;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4328
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4329 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
4330
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4331 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
4332 args[0] = function;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4333 for (i = 1; i <= nsequences; ++i)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4334 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4335 args[i] = Qnil;
428
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
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4338 if (vals != NULL)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4339 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4340 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
4341 gcpro1.nvars = nsequences + 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4342 gcpro2.nvars = 0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4343 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4344 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4345 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4346 GCPRO1 (args[0]);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4347 gcpro1.nvars = nsequences + 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4348 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4349
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4350 /* 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
4351 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
4352 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
4353 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
4354 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
4355 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4356 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
4357 Lisp_Object *val = vals;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4358 for (i = 0; i < call_count; ++i)
434
9d177e8d4150 Import from CVS: tag r21-2-25
cvs
parents: 428
diff changeset
4359 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4360 *val++ = XCAR (lst);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4361 lst = XCDR (lst);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4362 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4363 gcpro2.nvars = call_count;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4364
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4365 for (i = 0; i < call_count; ++i)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4366 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4367 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
4368 vals[i] = IGNORE_MULTIPLE_VALUES (Ffuncall (nsequences + 1, args));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4369 }
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 else
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4372 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4373 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
4374 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
4375 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
4376 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4377 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
4378 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4379
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4380 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
4381 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4382 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
4383
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4384 lisp_vals_type
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4385 = (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
4386
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4387 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
4388 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4389 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
4390 = 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
4391 }
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4392 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4393
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4394 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
4395 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4396 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
4397 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4398 switch (sequence_types[j])
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4399 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4400 case lrecord_type_cons:
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4401 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4402 if (!CONSP (sequences[j]))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4403 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4404 /* 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
4405 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
4406 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
4407 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
4408 callers. */
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4409 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
4410 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4411 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
4412 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
4413 break;
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 case lrecord_type_vector:
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4416 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4417 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
4418 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4419 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4420 case lrecord_type_string:
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 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
4423 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4424 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4425 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
4426 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4427 args[j + 1]
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4428 = 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
4429 i));
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4430 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4431 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4432 default:
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4433 ABORT();
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4434 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4435 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4436 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
4437 if (vals != NULL)
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4438 {
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4439 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
4440 gcpro2.nvars += 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4441 }
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4442 else if (EQ (Qsome, caller))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4443 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4444 if (!NILP (IGNORE_MULTIPLE_VALUES (called)))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4445 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4446 Lisp_Object *result
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4447 = (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
4448 *result = called;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4449 UNGCPRO;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4450 return;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4451 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4452 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4453 else if (EQ (Qevery, caller))
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 if (NILP (IGNORE_MULTIPLE_VALUES (called)))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4456 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4457 Lisp_Object *result
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4458 = (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
4459 *result = Qnil;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4460 UNGCPRO;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4461 return;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4462 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4463 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4464 else
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4465 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4466 called = IGNORE_MULTIPLE_VALUES (called);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4467 switch (lisp_vals_type)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4468 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4469 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
4470 /* Discard the result of funcall. */
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4471 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4472 case lrecord_type_cons:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4473 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4474 if (!CONSP (lisp_vals))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4475 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4476 /* 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
4477 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
4478 relevant part, error. */
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4479 mapping_interaction_error (caller, lisp_vals);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4480 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4481 XSETCAR (lisp_vals, called);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4482 lisp_vals = XCDR (lisp_vals);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4483 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4484 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4485 case lrecord_type_vector:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4486 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4487 i < XVECTOR_LENGTH (lisp_vals) ?
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4488 (XVECTOR_DATA (lisp_vals)[i] = called) :
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4489 /* Let #'aset error. */
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4490 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
4491 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4492 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4493 case lrecord_type_string:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4494 {
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4495 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
4496 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
4497 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4498 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4499 case lrecord_type_bit_vector:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4500 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4501 (BITP (called) &&
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4502 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
4503 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
4504 XINT (called)) :
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4505 (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
4506 break;
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 default:
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4509 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4510 ABORT();
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4511 break;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4512 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4513 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4514 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4515 }
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4516
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4517 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
4518 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
4519 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4520 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
4521 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
4522 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4523 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
4524
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4525 UNGCPRO;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4526 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4527
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4528 /* 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
4529 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
4530 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
4531 static Elemcount
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4532 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
4533 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4534 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
4535 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
4536 int i;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4537
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4538 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
4539 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4540 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
4541 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4542 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
4543 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
4544 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4545 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
4546 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4547 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4548 else
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4549 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4550 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
4551 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
4552 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
4553 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4554 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4555
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4556 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
4557 {
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4558 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
4559 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4560
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4561 return len;
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4562 }
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4563
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4564 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
4565 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
4566 Between each pair of results, insert SEPARATOR.
358bd84dc7ff [xemacs-hg @ 2002-02-13 12:55:38 by stephent]
stephent
parents: 665
diff changeset
4567
358bd84dc7ff [xemacs-hg @ 2002-02-13 12:55:38 by stephent]
stephent
parents: 665
diff changeset
4568 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
4569 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
4570 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
4571
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4572 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
4573 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
4574 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
4575 `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
4576
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4577 arguments: (FUNCTION SEQUENCE SEPARATOR &rest SEQUENCES)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4578 */
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4579 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4580 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4581 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
4582 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
4583 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
4584 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
4585 Lisp_Object *args0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4586 EMACS_INT i, nargs0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4587
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4588 args[2] = sequence;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4589 args[1] = separator;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4590
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4591 len = shortest_length_among_sequences (nargs - 2, args + 2);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4592
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
4593 if (len == 0) return build_ascstring ("");
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4594
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4595 nargs0 = len + len - 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4596 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
4597
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4598 /* 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
4599 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
4600 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
4601 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
4602 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4603 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
4604 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4605 args0[i] = XCAR (sequence);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4606 sequence = XCDR (sequence);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4607 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4608 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4609 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4610 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4611 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
4612 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4613
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4614 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
4615 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
4616
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4617 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
4618 args0[i] = separator;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4619
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4620 return Fconcat (nargs0, args0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4621 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4622
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4623 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
4624 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
4625 The result is a list of the same length as SEQUENCE.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4626 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
4627
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4628 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
4629 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
4630 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
4631 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
4632
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4633 arguments: (FUNCTION SEQUENCE &rest SEQUENCES)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4634 */
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4635 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4636 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4637 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
4638 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
4639 Lisp_Object *args0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4640
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4641 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
4642 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
4643
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4644 return Flist ((int) len, args0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4645 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4646
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4647 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
4648 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
4649 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
4650 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
4651
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4652 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
4653 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
4654 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
4655 `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
4656
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4657 arguments: (FUNCTION SEQUENCE &rest SEQUENCES)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4658 */
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4659 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4660 {
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4661 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
4662 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
4663 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
4664
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4665 struct gcpro gcpro1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4666 GCPRO1 (result);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4667 /* 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
4668 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
4669 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
4670 Qmapvector);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4671 RETURN_UNGCPRO (result);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4672 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4673
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4674 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
4675 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
4676
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4677 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
4678 together using `nconc'.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4679
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4680 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
4681 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
4682 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
4683 `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
4684
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4685 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
4686 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4687 (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
4688 {
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4689 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
4690 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
4691
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4692 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
4693
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4694 /* #'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
4695 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
4696 }
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 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
4699 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
4700
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4701 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
4702 This function is like `mapcar' but does not accumulate the results,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4703 which is more efficient if you do not use the results.
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 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
4706 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
4707 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
4708 `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
4709
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4710 Return SEQUENCE.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4711
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4712 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
4713 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4714 (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
4715 {
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4716 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
4717 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
4718 struct gcpro gcpro1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4719 /* 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
4720 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
4721 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
4722 GCPRO1 (sequence);
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4723 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
4724 RETURN_UNGCPRO (sequence);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4725 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4726
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4727 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
4728 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
4729
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4730 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
4731 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
4732
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4733 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
4734 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
4735
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4736 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
4737 `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
4738 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
4739
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4740 arguments: (TYPE FUNCTION SEQUENCE &rest SEQUENCES)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4741 */
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4742 (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
4743 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4744 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
4745 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
4746 Lisp_Object result = Qnil;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4747 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
4748 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
4749 struct gcpro gcpro1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4750
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4751 if (!NILP (type))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4752 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4753 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
4754 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4755
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4756 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
4757
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4758 if (EQ (type, Qnil))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4759 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4760 return result;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4761 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4762
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4763 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
4764 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4765 result = Fvector (len, 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 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
4768 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4769 result = Fstring (len, args0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4770 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4771 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
4772 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4773 result = Flist (len, args0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4774 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4775 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
4776 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4777 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
4778 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4779 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4780 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4781 result = Flist (len, args0);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4782 GCPRO1 (result);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4783 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
4784 UNGCPRO;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4785 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4786
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4787 return result;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4788 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4789
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4790 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
4791 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
4792
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4793 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
4794
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4795 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
4796 \(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
4797 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
4798 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
4799
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4800 Return RESULT-SEQUENCE.
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4801
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4802 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
4803 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4804 (int nargs, Lisp_Object *args))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4805 {
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4806 Elemcount len;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4807 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
4808 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
4809
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4810 args[0] = function;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4811 args[1] = result_sequence;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4812
5273
799742b751c8 Accept circular lists where that is useful in #'mapcar*, #'map* and friends.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5272
diff changeset
4813 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
4814
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4815 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
4816 Qmap_into);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4817
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4818 return result_sequence;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
4819 }
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4820
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4821 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
4822 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
4823
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4824 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
4825
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4826 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
4827 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
4828
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4829 arguments: (PREDICATE SEQUENCE &rest SEQUENCES)
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4830 */
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4831 (int nargs, Lisp_Object *args))
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4832 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4833 Lisp_Object result = Qnil,
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4834 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
4835 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
4836
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4837 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
4838
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4839 return result;
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4840 }
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4841
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4842 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
4843 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
4844
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4845 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
4846 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
4847
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4848 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
4849
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4850 arguments: (PREDICATE SEQUENCE &rest SEQUENCES)
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4851 */
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4852 (int nargs, Lisp_Object *args))
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4853 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4854 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
4855 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
4856
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4857 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
4858
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4859 return result;
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4860 }
4995
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 /* 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
4863 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
4864 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
4865
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4866 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
4867 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
4868
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4869 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
4870 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
4871
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4872 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
4873 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
4874 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
4875
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4876 static Lisp_Object
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4877 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
4878 Lisp_Object caller)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4879 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4880 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
4881 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
4882 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
4883 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
4884
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4885 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
4886 args[0] = function;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4887 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
4888 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4889 args[i] = Qnil;
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
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4892 tortoises = alloca_array (Lisp_Object, nlists);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4893 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
4894
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4895 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
4896 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4897 nconcing[0] = Qnil;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4898 nconcing[1] = Qnil;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4899 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
4900 gcpro1.nvars = 1;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4901 gcpro2.nvars = 2;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4902 gcpro3.nvars = nlists;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4903 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4904 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4905 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4906 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
4907 gcpro1.nvars = 1;
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4908 gcpro2.nvars = nlists;
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4909 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4910
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4911 while (continuing)
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 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
4914 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4915 if (CONSP (lists[j]))
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4916 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4917 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
4918 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
4919 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4920 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
4921 {
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4922 continuing = 0;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4923 break;
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4924 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4925 else
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4926 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4927 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
4928 }
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 if (!continuing) break;
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
4931 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
4932
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4933 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
4934 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4935 DO_NOTHING;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4936 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4937 else if (EQ (caller, Qmapcon))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4938 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4939 nconcing[1] = funcalled;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4940 accum = bytecode_nconc2 (nconcing);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4941 if (NILP (result))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4942 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4943 result = accum;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4944 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4945 /* 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
4946 once: */
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4947 nconcing[0] = funcalled;
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4948 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4949 else if (NILP (accum))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4950 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4951 accum = result = Fcons (funcalled, Qnil);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4952 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4953 else
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4954 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4955 /* 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
4956 once we're done: */
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4957 XSETCDR (accum, Fcons (funcalled, Qnil));
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4958 accum = XCDR (accum);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4959 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4960
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4961 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
4962 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4963 if (called_count & 1)
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 for (j = 0; j < nlists; ++j)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4966 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4967 tortoises[j] = XCDR (tortoises[j]);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4968 if (EQ (lists[j], tortoises[j]))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4969 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4970 signal_circular_list_error (lists[j]);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4971 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4972 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4973 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4974 else
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4975 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4976 for (j = 0; j < nlists; ++j)
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4977 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4978 if (EQ (lists[j], tortoises[j]))
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4979 {
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4980 signal_circular_list_error (lists[j]);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4981 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4982 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4983 }
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4984 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4985 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4986
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4987 RETURN_UNGCPRO (result);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4988 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4989
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4990 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
4991 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
4992 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
4993 the elements themselves."
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4994
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4995 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
4996 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
4997 (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
4998 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
4999 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
5000 }
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 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
5003 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
5004
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5005 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
5006 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5007 (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
5008 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5009 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
5010 }
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5011
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5012 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
5013 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
5014
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5015 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
5016 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
5017
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5018 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
5019 */
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
5020 (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
5021 {
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
5022 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
5023 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
5024
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
5025 /* Extra random functions */
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5026
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5027 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
5028 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
5029
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5030 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
5031 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
5032 in SEQUENCE.
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5033
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5034 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
5035 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
5036
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5037 :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
5038 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
5039 :from-end is given).
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5040
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5041 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
5042 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
5043 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
5044
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5045 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
5046 */
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5047 (int nargs, Lisp_Object *args))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5048 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5049 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
5050 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
5051
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
5052 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
5053 (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
5054 (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
5055
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5056 CHECK_SEQUENCE (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5057 CHECK_NATNUM (start);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5058
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5059 CHECK_KEY_ARGUMENT (key);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5060
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5061 #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
5062 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
5063 #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
5064 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
5065
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5066 starting = XINT (start);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5067 if (!NILP (end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5068 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5069 CHECK_NATNUM (end);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5070 ending = XINT (end);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5071 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5072
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5073 if (!(starting <= ending))
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5074 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5075 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
5076 }
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5077
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5078 if (VECTORP (sequence))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5079 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5080 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
5081
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5082 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
5083
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5084 ending = min (ending, vv->size);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5085
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5086 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5087 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5088 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5089 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5090 else if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5091 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5092 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5093 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5094 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
5095 starting++;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5096 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5097 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5098 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5099 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
5100 ending--;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5101 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5102 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5103
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5104 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5105 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5106 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
5107 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5108 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
5109 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5110 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5111 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5112 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5113 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
5114 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5115 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
5116 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5117 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5118 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5119 else if (BIT_VECTORP (sequence))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5120 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5121 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
5122
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5123 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
5124
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5125 ending = min (ending, bv->size);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5126
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5127 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5128 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5129 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5130 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5131 else if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5132 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5133 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5134 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5135 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
5136 starting++;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5137 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5138 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5139 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5140 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
5141 ending--;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5142 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5143 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5144
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5145 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5146 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5147 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
5148 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5149 accum = CALL2 (function, accum,
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5150 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
5151 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5152 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5153 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5154 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5155 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
5156 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5157 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
5158 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
5159 ii))),
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5160 accum);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5161 }
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 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5164 else if (STRINGP (sequence))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5165 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5166 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5167 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5168 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
5169 Bytecount cursor_offset = 0;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5170 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
5171 const Ibyte *cursor = startp;
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 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
5174 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5175 INC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5176 cursor_offset = cursor - startp;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5177 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5178
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5179 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5180 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5181 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5182 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5183 else if (ending - starting)
5227
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 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
5186 starting++;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5187 startp = XSTRING_DATA (sequence);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5188 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
5189
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5190 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
5191 || !valid_ibyteptr_p (cursor))
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5192 {
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5193 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
5194 }
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5195
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5196 INC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5197 cursor_offset = cursor - startp;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5198 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5199
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5200 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
5201 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5202 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
5203 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
5204
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5205 startp = XSTRING_DATA (sequence);
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5206 cursor = startp + cursor_offset;
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5207
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5208 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
5209 || !valid_ibyteptr_p (cursor))
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5210 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5211 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
5212 }
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 INC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5215 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
5216 ++ii;
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5217 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5218
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5219 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
5220 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5221 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
5222 ABORT ();
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5223 }
5227
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 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5226 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5227 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
5228 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
5229 const Ibyte *cursor;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5230
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5231 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
5232
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5233 ending = min (ending, len);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5234 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
5235 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
5236
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5237 if (!UNBOUNDP (initial_value))
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 accum = initial_value;
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 else if (ending - starting)
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 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
5244 ending--;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5245 if (ending > 0)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5246 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5247 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
5248
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5249 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
5250 {
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5251 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
5252 }
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5253
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5254 DEC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5255 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
5256 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5257 }
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 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
5260 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5261 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
5262 make_char (itext_ichar (cursor))),
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5263 accum);
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5264 if (ii > 0)
5227
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 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
5267
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5268 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
5269 || !valid_ibyteptr_p (cursor))
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5270 {
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5271 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
5272 }
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5273
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5274 DEC_IBYTEPTR (cursor);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5275 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
5276 }
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 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5280 else if (LISTP (sequence))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5281 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5282 if (NILP (from_end))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5283 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5284 struct gcpro gcpro1;
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5285 Lisp_Object tailed = Qnil;
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5286
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5287 GCPRO1 (tailed);
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5288
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5289 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5290 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5291 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5292 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5293 else if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5294 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5295 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
5296 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5297 /* 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
5298 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
5299 tailed = tail;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5300 if (ii == starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5301 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5302 accum = KEY (key, elt);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5303 starting++;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5304 break;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5305 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5306 ++ii;
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5307 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5308 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5309
5275
5a9aa6c40c9b Avoid statement-before-declaration problems with strict C89 builds, fns.c
Aidan Kehoe <kehoea@parhasard.net>
parents: 5273
diff changeset
5310 ii = 0;
5a9aa6c40c9b Avoid statement-before-declaration problems with strict C89 builds, fns.c
Aidan Kehoe <kehoea@parhasard.net>
parents: 5273
diff changeset
5311
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5312 if (ending - starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5313 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5314 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
5315 {
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5316 /* 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
5317 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
5318 reachable. */
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5319 tailed = tail;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5320 if (ii >= starting)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5321 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5322 if (ii < ending)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5323 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5324 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
5325 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5326 else if (ii == ending)
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5327 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5328 break;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5329 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5330 }
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5331 ++ii;
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5332 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5333 }
5241
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5334
d579d76f3dcc Be more careful about side-effects from Lisp code, #'reduce
Aidan Kehoe <kehoea@parhasard.net>
parents: 5227
diff changeset
5335 UNGCPRO;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5336
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5337 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
5338 {
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5339 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
5340 ABORT ();
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5341 }
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5342 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5343 else
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5344 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5345 Boolint need_accum = 0;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5346 Lisp_Object *subsequence = NULL;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5347 Elemcount counting = 0, len = 0;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5348 struct gcpro gcpro1;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5349
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5350 len = XINT (Flength (sequence));
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5351 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
5352 ending = min (ending, len);
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5353
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5354 /* :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
5355 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
5356 if (!UNBOUNDP (initial_value))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5357 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5358 accum = initial_value;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5359 if (ending - starting && starting < ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5360 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5361 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
5362 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5363 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5364 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
5365 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5366 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
5367 need_accum = 1;
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
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5370 if (ending - starting && starting < ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5371 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5372 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
5373 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5374 if (counting >= starting)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5375 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5376 if (counting < ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5377 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5378 subsequence[ii++] = elt;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5379 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5380 else if (counting == ending)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5381 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5382 break;
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 ++counting;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5386 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5387 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5388
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5389 if (subsequence != NULL)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5390 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5391 len = ending - starting;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5392 /* 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
5393 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
5394 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
5395 reachable via SEQUENCE. */
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5396 GCPRO1 (subsequence[0]);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5397 gcpro1.nvars = len;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5398 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5399
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5400 if (need_accum)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5401 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5402 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
5403 --len;
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 for (ii = len; ii != 0;)
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 --ii;
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5409 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
5410 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5411
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5412 if (subsequence != NULL)
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5413 {
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5414 UNGCPRO;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5415 }
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 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5418
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5419 /* 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
5420 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
5421 arguments. */
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5422 if (UNBOUNDP (accum))
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5423 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5424 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
5425 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5426
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5427 return accum;
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5428 }
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
5429
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5430 DEFUN ("replace-list", Freplace_list, 2, 2, 0, /*
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5431 Destructively replace the list OLD with NEW.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5432 This is like (copy-sequence NEW) except that it reuses the
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5433 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
5434 length, no consing will take place.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5435 */
3025
facf3239ba30 [xemacs-hg @ 2005-10-25 11:16:19 by ben]
ben
parents: 2720
diff changeset
5436 (old, new_))
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5437 {
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5438 Lisp_Object oldtail = old, prevoldtail = Qnil;
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5439
3025
facf3239ba30 [xemacs-hg @ 2005-10-25 11:16:19 by ben]
ben
parents: 2720
diff changeset
5440 EXTERNAL_LIST_LOOP_2 (elt, new_)
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5441 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5442 if (!NILP (oldtail))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5443 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5444 CHECK_CONS (oldtail);
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5445 XCAR (oldtail) = elt;
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5446 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5447 else if (!NILP (prevoldtail))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5448 {
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5449 XCDR (prevoldtail) = Fcons (elt, Qnil);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5450 prevoldtail = XCDR (prevoldtail);
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5451 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5452 else
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
5453 old = oldtail = Fcons (elt, Qnil);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5454
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5455 if (!NILP (oldtail))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5456 {
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5457 prevoldtail = oldtail;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5458 oldtail = XCDR (oldtail);
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5459 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5460 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5461
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5462 if (!NILP (prevoldtail))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5463 XCDR (prevoldtail) = Qnil;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5464 else
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5465 old = Qnil;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5466
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5467 return old;
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5468 }
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
5469
5261
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5470 /* 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
5471 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
5472 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
5473 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
5474 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
5475 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
5476 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5477 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
5478 *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
5479 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
5480 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
5481 Elemcount delta;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5482
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5483 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
5484 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5485 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
5486 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5487 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5488
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5489 pcursor = p;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5490
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5491 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
5492 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5493 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
5494 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5495 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
5496 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5497 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5498
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5499 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
5500 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5501 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5502 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5503 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
5504 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
5505 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5506 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
5507 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5508 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5509 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5510
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5511 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
5512 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5513 /* 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
5514 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
5515 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5516
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5517 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
5518 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5519 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
5520
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5521 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
5522 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5523 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
5524 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
5525 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
5526 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5527 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5528 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5529 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
5530 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
5531 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5532
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5533 if (delta)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5534 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5535 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
5536 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
5537 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
5538 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
5539 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5540
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5541 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
5542 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5543 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
5544 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5545 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
5546 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
5547 starting++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5548 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5549 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5550 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5551 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5552 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
5553 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5554 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
5555 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
5556 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5557 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5558
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5559 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
5560 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
5561 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
5562 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5563
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5564 return dest;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5565 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5566
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5567 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
5568 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
5569
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5570 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
5571 changed.
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5572
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5573 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
5574 :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
5575 information.
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5576
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5577 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
5578 */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5579 (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
5580 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5581 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
5582 result = sequence1;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5583 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
5584 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
5585 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
5586 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
5587
5277
d804e621add0 Simplify the API of PARSE_KEYWORDS for callers.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5275
diff changeset
5588 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
5589 (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
5590
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5591 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
5592 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
5593
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5594 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
5595
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5596 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
5597 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
5598 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
5599 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
5600
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5601 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
5602 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5603 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
5604 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
5605
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5606 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
5607 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5608 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
5609 }
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
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5612 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
5613 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5614 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
5615 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
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 (!(starting2 <= ending2))
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 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
5620 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5621 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5622
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5623 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
5624 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
5625
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5626 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
5627
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5628 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
5629 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5630 sequence1 = Fnthcdr (start1, sequence1);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5631
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5632 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
5633 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5634 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
5635 /* 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
5636 return result;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5637 }
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 ending1 -= starting1;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5640 starting1 = 0;
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 (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
5644 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5645 sequence2 = Fnthcdr (start2, sequence2);
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5646
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5647 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
5648 {
5272
66dbef5f8076 Be better about bounds-checking, #'subseq, #'fill; add same, #'reduce.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5262
diff changeset
5649 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
5650 /* 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
5651 return result;
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
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5654 ending2 -= starting2;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5655 starting2 = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5656 }
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 if (overwriting)
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5659 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5660 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
5661 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5662 return result;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5663 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5664
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5665 /* 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
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 (CONSP (sequence2))
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 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
5670 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
5671 = 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
5672 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
5673
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5674 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
5675 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5676 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
5677 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5678 break;
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
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5681 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
5682 counting++;
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 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
5686 /* 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
5687 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
5688 start2 sequence2). */
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5689 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
5690 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
5691 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
5692
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5693 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
5694 && 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
5695 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5696 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
5697 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
5698 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5699 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5700 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5701 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5702 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
5703 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5704 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
5705 *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
5706 *staging;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5707 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
5708
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5709 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
5710 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5711 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
5712 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5713 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5714
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5715 pcursor = p;
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 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
5718 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5719 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
5720 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5721 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5722 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5723
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5724 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
5725 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5726 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
5727 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
5728 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5729 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5730 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5731 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
5732 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
5733 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
5734 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
5735 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
5736 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
5737 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5738 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5739 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5740 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5741 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
5742 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
5743 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
5744 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
5745
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5746 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
5747 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
5748
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5749 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
5750 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5751 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
5752 ii++, starting2++;
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
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5755 ii = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5756
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5757 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
5758 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5759 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
5760 ii++, starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5761 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5762 }
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 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
5765 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5766 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
5767 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
5768 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
5769
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5770 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
5771
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5772 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
5773 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5774 XSETCAR (sequence1,
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5775 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
5776 : Fcar (sequence2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5777 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
5778 : Fcdr (sequence1);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5779 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
5780 : Fcdr (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5781
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5782 shortest_len++;
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 (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
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 (counting & 1)
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 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
5789 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
5790 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5791
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5792 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
5793 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5794 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
5795 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5796
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5797 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
5798 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5799 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
5800 }
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 }
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 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
5805 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5806 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
5807 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
5808 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5809 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
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 (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
5812 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
5813 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5814 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5815 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
5816 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5817 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
5818 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5819 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
5820 *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
5821 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
5822 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
5823
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5824 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
5825 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5826 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
5827 char_count++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5828 }
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 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
5831 && 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
5832 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5833 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
5834 CONSP (sequence1) ?
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5835 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
5836 : 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
5837 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
5838 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5839 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5840 char_count++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5841 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
5842 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5843
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5844 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
5845 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5846 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
5847 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
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 (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
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 (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
5853 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
5854 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5855 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5856 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5857 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5858 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
5859 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
5860
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5861 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
5862 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
5863 && 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
5864 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5865 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
5866 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
5867 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
5868 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5869 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5870 }
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 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
5873 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5874 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
5875 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
5876 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5877 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5878 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5879 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
5880 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5881 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
5882 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5883 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
5884 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
5885 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
5886
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5887 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
5888 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
5889 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
5890 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
5891
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5892 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
5893 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5894 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
5895 : Fcar (sequence2);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5896
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5897 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
5898 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
5899 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5900 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
5901 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5902
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5903 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
5904 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5905 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
5906 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
5907 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5908
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5909 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
5910 staging, cursor);
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 else
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 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
5915
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5916 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
5917 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
5918
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5919 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
5920 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5921 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
5922 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
5923 : Fcar (sequence2));
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5924 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
5925 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5926 starting2++;
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 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
5930 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5931 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
5932 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
5933 }
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 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5936 else
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5937 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5938 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
5939 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5940 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
5941 *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
5942 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
5943
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5944 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
5945 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5946 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
5947 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5948 }
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 p2cursor = p2;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5951 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
5952
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5953 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
5954 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5955 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
5956 ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5957 starting1++;
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
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5960 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
5961 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5962 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
5963 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5964
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5965 /* 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
5966 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
5967 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
5968 p2, p2cursor);
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 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
5971 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5972 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
5973 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
5974 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
5975 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
5976
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5977 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
5978 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
5979
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5980 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
5981 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
5982 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
5983 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
5984
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5985 ii = 0;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5986 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
5987 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5988 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
5989
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5990 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
5991 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
5992 starting2++, ii++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5993 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5994
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5995 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
5996 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
5997 staging, cursor);
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5998 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
5999 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
6000 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6001 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
6002 *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
6003 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
6004
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6005 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
6006 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
6007
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6008 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
6009 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6010 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
6011 ii++;
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
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6014 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
6015 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6016 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
6017 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
6018 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
6019 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6020 starting2++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6021 ii++;
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
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6024 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
6025 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6026 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
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 else
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 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
6032 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
6033
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6034 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
6035 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
6036
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6037 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
6038 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
6039
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6040 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
6041 {
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6042 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
6043 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
6044 starting1++;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6045 starting2++;
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 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6048 }
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6049
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6050 return result;
69f687b3ba9d Move #'replace to C, add bounds-checking to it and to #'fill.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5255
diff changeset
6051 }
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6052
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6053 Lisp_Object
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
6054 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
6055 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6056 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
6057 build_ascstring (ascii_string)),
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6058 Qnil);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6059 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6060
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6061 Lisp_Object
2367
ecf1ebac70d8 [xemacs-hg @ 2004-11-04 23:05:23 by ben]
ben
parents: 2286
diff changeset
6062 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
6063 {
4952
19a72041c5ed Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents: 4797
diff changeset
6064 return Fintern (concat2 (build_ascstring (ascii_string),
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6065 Fsymbol_name (symbol)),
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6066 Qnil);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6067 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6068
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6069
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6070 /* #### this function doesn't belong in this file! */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6071
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6072 #ifdef HAVE_GETLOADAVG
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6073 #ifdef HAVE_SYS_LOADAVG_H
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6074 #include <sys/loadavg.h>
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6075 #endif
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6076 #else
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6077 int getloadavg (double loadavg[], int nelem); /* Defined in getloadavg.c */
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6078 #endif
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6079
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6080 DEFUN ("load-average", Fload_average, 0, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6081 Return list of 1 minute, 5 minute and 15 minute load averages.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6082 Each of the three load averages is multiplied by 100,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6083 then converted to integer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6084
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6085 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
6086 These floats are not multiplied by 100.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6087
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6088 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
6089 shortened list, containing only those averages which are available.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6090
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6091 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
6092 in which case you can't use this.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6093 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6094 (use_floats))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6095 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6096 double load_ave[3];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6097 int loads = getloadavg (load_ave, countof (load_ave));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6098 Lisp_Object ret = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6099
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6100 if (loads == -2)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6101 signal_error (Qunimplemented,
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6102 "load-average not implemented for this operating system",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6103 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6104 else if (loads < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6105 invalid_operation ("Could not get load-average", lisp_strerror (errno));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6106
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6107 while (loads-- > 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6108 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6109 Lisp_Object load = (NILP (use_floats) ?
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6110 make_int ((int) (100.0 * load_ave[loads]))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6111 : make_float (load_ave[loads]));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6112 ret = Fcons (load, ret);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6113 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6114 return ret;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6115 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6116
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6117
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6118 Lisp_Object Vfeatures;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6119
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6120 DEFUN ("featurep", Ffeaturep, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6121 Return non-nil if feature FEXP is present in this Emacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6122 Use this to conditionalize execution of lisp code based on the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6123 presence or absence of emacs or environment extensions.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6124 FEXP can be a symbol, a number, or a list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6125 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
6126 and non-nil will be returned if found.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6127 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
6128 has an equal or greater version number than FEXP.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6129 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
6130 non-nil if all the features in its cdr are non-nil.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6131 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
6132 if any of the features in its cdr are non-nil.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6133 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
6134 non-nil if the feature is not present.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6135
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6136 Examples:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6137
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6138 (featurep 'xemacs)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6139 => ; Non-nil on XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6140
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6141 (featurep '(and xemacs gnus))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6142 => ; Non-nil on XEmacs with Gnus loaded.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6143
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6144 (featurep '(or tty-frames (and emacs 19.30)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6145 => ; Non-nil if this Emacs supports TTY frames.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6146
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6147 (featurep '(or (and xemacs 19.15) (and emacs 19.34)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6148 => ; 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
6149
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6150 (featurep '(and xemacs 21.02))
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6151 => ; Non-nil on XEmacs 21.2 and later.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6152
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6153 NOTE: The advanced arguments of this function (anything other than a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6154 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
6155 for supporting multiple Emacs variants, lobby Richard Stallman at
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6156 <bug-gnu-emacs@gnu.org>.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6157 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6158 (fexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6159 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6160 #ifndef FEATUREP_SYNTAX
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6161 CHECK_SYMBOL (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6162 return NILP (Fmemq (fexp, Vfeatures)) ? Qnil : Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6163 #else /* FEATUREP_SYNTAX */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6164 static double featurep_emacs_version;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6165
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6166 /* Brute force translation from Erik Naggum's lisp function. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6167 if (SYMBOLP (fexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6168 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6169 /* Original definition */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6170 return NILP (Fmemq (fexp, Vfeatures)) ? Qnil : Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6171 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6172 else if (INTP (fexp) || FLOATP (fexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6173 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6174 double d = extract_float (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6175
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6176 if (featurep_emacs_version == 0.0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6177 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6178 featurep_emacs_version = XINT (Vemacs_major_version) +
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6179 (XINT (Vemacs_minor_version) / 100.0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6180 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6181 return featurep_emacs_version >= d ? Qt : Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6182 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6183 else if (CONSP (fexp))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6184 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6185 Lisp_Object tem = XCAR (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6186 if (EQ (tem, Qnot))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6187 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6188 Lisp_Object negate;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6189
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6190 tem = XCDR (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6191 negate = Fcar (tem);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6192 if (!NILP (tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6193 return NILP (call1 (Qfeaturep, negate)) ? Qt : Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6194 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6195 return Fsignal (Qinvalid_read_syntax, list1 (tem));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6196 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6197 else if (EQ (tem, Qand))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6198 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6199 tem = XCDR (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6200 /* Use Fcar/Fcdr for error-checking. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6201 while (!NILP (tem) && !NILP (call1 (Qfeaturep, Fcar (tem))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6202 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6203 tem = Fcdr (tem);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6204 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6205 return NILP (tem) ? Qt : Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6206 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6207 else if (EQ (tem, Qor))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6208 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6209 tem = XCDR (fexp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6210 /* Use Fcar/Fcdr for error-checking. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6211 while (!NILP (tem) && NILP (call1 (Qfeaturep, Fcar (tem))))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6212 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6213 tem = Fcdr (tem);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6214 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6215 return NILP (tem) ? Qnil : Qt;
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 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6218 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6219 return Fsignal (Qinvalid_read_syntax, list1 (XCDR (fexp)));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6220 }
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 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6223 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6224 return Fsignal (Qinvalid_read_syntax, list1 (fexp));
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 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6227 #endif /* FEATUREP_SYNTAX */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6228
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6229 DEFUN ("provide", Fprovide, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6230 Announce that FEATURE is a feature of the current Emacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6231 This function updates the value of the variable `features'.
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 (feature))
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 tem;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6236 CHECK_SYMBOL (feature);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6237 if (!NILP (Vautoload_queue))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6238 Vautoload_queue = Fcons (Fcons (Vfeatures, Qnil), Vautoload_queue);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6239 tem = Fmemq (feature, Vfeatures);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6240 if (NILP (tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6241 Vfeatures = Fcons (feature, Vfeatures);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6242 LOADHIST_ATTACH (Fcons (Qprovide, feature));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6243 return feature;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6244 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6245
1067
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6246 DEFUN ("require", Frequire, 1, 3, 0, /*
3842
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6247 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
6248 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
6249 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
6250 the print name of FEATURE.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6251 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
6252 `file-error' if loading the library fails.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6253
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6254 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
6255 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
6256 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
6257 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
6258 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
6259 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
6260 `invalid-state'.
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6261
1c2a46ea1f78 [xemacs-hg @ 2007-02-22 16:53:20 by stephent]
stephent
parents: 3794
diff changeset
6262 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
6263 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
6264 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
6265 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
6266 requires an explicit \(eval-and-compile ...\) block.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6267 */
1067
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6268 (feature, filename, noerror))
428
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 Lisp_Object tem;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6271 CHECK_SYMBOL (feature);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6272 tem = Fmemq (feature, Vfeatures);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6273 LOADHIST_ATTACH (Fcons (Qrequire, feature));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6274 if (!NILP (tem))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6275 return feature;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6276 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6277 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6278 int speccount = specpdl_depth ();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6279
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6280 /* Value saved here is to be restored into Vautoload_queue */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6281 record_unwind_protect (un_autoload, Vautoload_queue);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6282 Vautoload_queue = Qt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6283
1067
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6284 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
6285 noerror, Qrequire, Qnil);
1067
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6286 /* If load failed entirely, return nil. */
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6287 if (NILP (tem))
a0a7ace216fe [xemacs-hg @ 2002-10-24 13:55:42 by youngs]
youngs
parents: 949
diff changeset
6288 return unbind_to_1 (speccount, Qnil);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6289
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6290 tem = Fmemq (feature, Vfeatures);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6291 if (NILP (tem))
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6292 invalid_state ("Required feature was not provided", feature);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6293
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6294 /* Once loading finishes, don't undo it. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6295 Vautoload_queue = Qt;
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6296 return unbind_to_1 (speccount, feature);
428
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 }
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 /* base64 encode/decode functions.
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 Originally based on code from GNU recode. Ported to FSF Emacs by
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6303 Lars Magne Ingebrigtsen and Karl Heuer. Ported to XEmacs and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6304 subsequently heavily hacked by Hrvoje Niksic. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6305
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6306 #define MIME_LINE_LENGTH 72
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6307
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6308 #define IS_ASCII(Character) \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6309 ((Character) < 128)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6310 #define IS_BASE64(Character) \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6311 (IS_ASCII (Character) && base64_char_to_value[Character] >= 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6312
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6313 /* 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
6314 static Ascbyte base64_value_to_char[64] =
428
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 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', /* 0- 9 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6317 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', /* 10-19 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6318 'U', 'V', 'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', /* 20-29 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6319 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', /* 30-39 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6320 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', /* 40-49 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6321 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', /* 50-59 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6322 '8', '9', '+', '/' /* 60-63 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6323 };
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 /* Table of base64 values for first 128 characters. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6326 static short base64_char_to_value[128] =
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6327 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6328 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0- 9 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6329 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 10- 19 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6330 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 20- 29 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6331 -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 30- 39 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6332 -1, -1, -1, 62, -1, -1, -1, 63, 52, 53, /* 40- 49 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6333 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, /* 50- 59 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6334 -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, /* 60- 69 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6335 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, /* 70- 79 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6336 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, /* 80- 89 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6337 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, /* 90- 99 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6338 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, /* 100-109 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6339 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, /* 110-119 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6340 49, 50, 51, -1, -1, -1, -1, -1 /* 120-127 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6341 };
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 /* The following diagram shows the logical steps by which three octets
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6344 get transformed into four base64 characters.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6345
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 |aaaaaabb| |bbbbcccc| |ccdddddd|
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6348 `--------' `--------' `--------'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6349 6 2 4 4 2 6
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6350 .--------+--------+--------+--------.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6351 |00aaaaaa|00bbbbbb|00cccccc|00dddddd|
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
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 |AAAAAAAA|BBBBBBBB|CCCCCCCC|DDDDDDDD|
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6356 `--------+--------+--------+--------'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6357
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6358 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
6359 base64 characters. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6360
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
6361 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
6362 Lisp_Object));
61855263cb07 [xemacs-hg @ 2004-09-14 14:32:29 by james]
james
parents: 2039
diff changeset
6363
575
d5e8f5ad5043 [xemacs-hg @ 2001-05-25 04:22:31 by martinb]
martinb
parents: 563
diff changeset
6364 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
6365 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
6366 {
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6367 signal_error (Qbase64_conversion_error, reason, frob);
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6368 }
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6369
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6370 #define ADVANCE_INPUT(c, stream) \
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6371 ((ec = Lstream_get_ichar (stream)) == -1 ? 0 : \
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6372 ((ec > 255) ? \
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6373 (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
6374 make_char (ec)), 0) \
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6375 : (c = (Ibyte)ec), 1))
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6376
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6377 static Bytebpos
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6378 base64_encode_1 (Lstream *istream, Ibyte *to, int line_break)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6379 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6380 EMACS_INT counter = 0;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6381 Ibyte *e = to;
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6382 Ichar ec;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6383 unsigned int value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6384
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6385 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6386 {
1204
e22b0213b713 [xemacs-hg @ 2003-01-12 11:07:58 by michaels]
michaels
parents: 1067
diff changeset
6387 Ibyte c = 0;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6388 if (!ADVANCE_INPUT (c, istream))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6389 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6390
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6391 /* Wrap line every 76 characters. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6392 if (line_break)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6393 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6394 if (counter < MIME_LINE_LENGTH / 4)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6395 counter++;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6396 else
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6397 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6398 *e++ = '\n';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6399 counter = 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6400 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6401 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6402
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6403 /* Process first byte of a triplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6404 *e++ = base64_value_to_char[0x3f & c >> 2];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6405 value = (0x03 & c) << 4;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6406
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6407 /* Process second byte of a triplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6408 if (!ADVANCE_INPUT (c, istream))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6409 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6410 *e++ = base64_value_to_char[value];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6411 *e++ = '=';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6412 *e++ = '=';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6413 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6414 }
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 *e++ = base64_value_to_char[value | (0x0f & c >> 4)];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6417 value = (0x0f & c) << 2;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6418
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6419 /* Process third byte of a triplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6420 if (!ADVANCE_INPUT (c, istream))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6421 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6422 *e++ = base64_value_to_char[value];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6423 *e++ = '=';
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6424 break;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6427 *e++ = base64_value_to_char[value | (0x03 & c >> 6)];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6428 *e++ = base64_value_to_char[0x3f & c];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6429 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6430
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6431 return e - to;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6432 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6433 #undef ADVANCE_INPUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6434
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6435 /* Get next character from the stream, except that non-base64
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6436 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
6437 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
6438 #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
6439 ec = Lstream_get_ichar (stream); \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6440 ++streampos; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6441 /* IS_BASE64 may not be called with negative arguments so check for \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6442 EOF first. */ \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6443 if (ec < 0 || IS_BASE64 (ec) || ec == '=') \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6444 break; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6445 } while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6446
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6447 #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
6448 pos += set_itext_ichar (pos, (Ichar)((Binbyte)(val))); \
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6449 ++ccnt; \
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6450 } while (0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6451
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6452 static Bytebpos
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6453 base64_decode_1 (Lstream *istream, Ibyte *to, Charcount *ccptr)
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6454 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6455 Charcount ccnt = 0;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6456 Ibyte *e = to;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6457 EMACS_INT streampos = 0;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6458
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6459 while (1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6460 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6461 Ichar ec;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6462 unsigned long value;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6463
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6464 /* Process first byte of a quadruplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6465 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6466 if (ec < 0)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6467 break;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6468 if (ec == '=')
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6469 base64_conversion_error ("Illegal `=' character while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6470 make_int (streampos));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6471 value = base64_char_to_value[ec] << 18;
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 /* Process second byte of a quadruplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6474 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6475 if (ec < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6476 base64_conversion_error ("Premature EOF while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6477 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6478 if (ec == '=')
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6479 base64_conversion_error ("Illegal `=' character while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6480 make_int (streampos));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6481 value |= base64_char_to_value[ec] << 12;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6482 STORE_BYTE (e, value >> 16, ccnt);
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 /* Process third byte of a quadruplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6485 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6486 if (ec < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6487 base64_conversion_error ("Premature EOF while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6488 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6489
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6490 if (ec == '=')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6491 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6492 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6493 if (ec < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6494 base64_conversion_error ("Premature EOF while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6495 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6496 if (ec != '=')
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6497 base64_conversion_error
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6498 ("Padding `=' expected but not found while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6499 make_int (streampos));
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6500 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6501 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6502
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6503 value |= base64_char_to_value[ec] << 6;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6504 STORE_BYTE (e, 0xff & value >> 8, ccnt);
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 /* Process fourth byte of a quadruplet. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6507 ADVANCE_INPUT_IGNORE_NONBASE64 (ec, istream, streampos);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6508 if (ec < 0)
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6509 base64_conversion_error ("Premature EOF while decoding base64",
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6510 Qunbound);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6511 if (ec == '=')
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6512 continue;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6513
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6514 value |= base64_char_to_value[ec];
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6515 STORE_BYTE (e, 0xff & value, ccnt);
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6518 *ccptr = ccnt;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6519 return e - to;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6520 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6521 #undef ADVANCE_INPUT
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6522 #undef ADVANCE_INPUT_IGNORE_NONBASE64
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6523 #undef STORE_BYTE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6524
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6525 DEFUN ("base64-encode-region", Fbase64_encode_region, 2, 3, "r", /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6526 Base64-encode the region between START and END.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6527 Return the length of the encoded text.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6528 Optional third argument NO-LINE-BREAK means do not break long lines
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6529 into shorter lines.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6530 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6531 (start, end, no_line_break))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6532 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6533 Ibyte *encoded;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6534 Bytebpos encoded_length;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6535 Charcount allength, length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6536 struct buffer *buf = current_buffer;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6537 Charbpos begv, zv, old_pt = BUF_PT (buf);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6538 Lisp_Object input;
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
6539 int speccount = specpdl_depth ();
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6540
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6541 get_buffer_range_char (buf, start, end, &begv, &zv, 0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6542 barf_if_buffer_read_only (buf, begv, zv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6543
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6544 /* We need to allocate enough room for encoding the text.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6545 We need 33 1/3% more space, plus a newline every 76
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6546 characters, and then we round up. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6547 length = zv - begv;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6548 allength = length + length/3 + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6549 allength += allength / MIME_LINE_LENGTH + 1 + 6;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6550
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6551 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
6552 /* 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
6553 base64 characters will be single-byte. */
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6554 encoded = (Ibyte *) MALLOC_OR_ALLOCA (allength);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6555 encoded_length = base64_encode_1 (XLSTREAM (input), encoded,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6556 NILP (no_line_break));
5050
6f2158fa75ed Fix quick-build, use asserts() in place of ABORT()
Ben Wing <ben@xemacs.org>
parents: 5002
diff changeset
6557 assert (encoded_length <= allength);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6558 Lstream_delete (XLSTREAM (input));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6559
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6560 /* Now we have encoded the region, so we insert the new contents
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6561 and delete the old. (Insert first in order to preserve markers.) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6562 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
6563 unbind_to (speccount);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6564 buffer_delete_range (buf, begv + encoded_length, zv + encoded_length, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6565
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6566 /* Simulate FSF Emacs implementation of this function: if point was
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6567 in the region, place it at the beginning. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6568 if (old_pt >= begv && old_pt < zv)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6569 BUF_SET_PT (buf, begv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6570
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6571 /* We return the length of the encoded text. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6572 return make_int (encoded_length);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6573 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6574
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6575 DEFUN ("base64-encode-string", Fbase64_encode_string, 1, 2, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6576 Base64 encode STRING and return the result.
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6577 Optional argument NO-LINE-BREAK means do not break long lines
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6578 into shorter lines.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6579 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6580 (string, no_line_break))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6581 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6582 Charcount allength, length;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6583 Bytebpos encoded_length;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6584 Ibyte *encoded;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6585 Lisp_Object input, result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6586 int speccount = specpdl_depth();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6587
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6588 CHECK_STRING (string);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6589
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
6590 length = string_char_length (string);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6591 allength = length + length/3 + 1;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6592 allength += allength / MIME_LINE_LENGTH + 1 + 6;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6593
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6594 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
6595 encoded = (Ibyte *) MALLOC_OR_ALLOCA (allength);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6596 encoded_length = base64_encode_1 (XLSTREAM (input), encoded,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6597 NILP (no_line_break));
5050
6f2158fa75ed Fix quick-build, use asserts() in place of ABORT()
Ben Wing <ben@xemacs.org>
parents: 5002
diff changeset
6598 assert (encoded_length <= allength);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6599 Lstream_delete (XLSTREAM (input));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6600 result = make_string (encoded, encoded_length);
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
6601 unbind_to (speccount);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6602 return result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6603 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6604
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6605 DEFUN ("base64-decode-region", Fbase64_decode_region, 2, 2, "r", /*
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6606 Base64-decode the region between START and END.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6607 Return the length of the decoded text.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6608 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
6609 Characters out of the base64 alphabet are ignored.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6610 */
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6611 (start, end))
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6612 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6613 struct buffer *buf = current_buffer;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6614 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
6615 Ibyte *decoded;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6616 Bytebpos decoded_length;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6617 Charcount length, cc_decoded_length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6618 Lisp_Object input;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6619 int speccount = specpdl_depth();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6620
444
576fb035e263 Import from CVS: tag r21-2-37
cvs
parents: 442
diff changeset
6621 get_buffer_range_char (buf, start, end, &begv, &zv, 0);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6622 barf_if_buffer_read_only (buf, begv, zv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6623
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6624 length = zv - begv;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6625
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6626 input = make_lisp_buffer_input_stream (buf, begv, zv, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6627 /* 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
6628 decoded = (Ibyte *) MALLOC_OR_ALLOCA (length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6629 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
6630 assert (decoded_length <= length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6631 Lstream_delete (XLSTREAM (input));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6632
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6633 /* Now we have decoded the region, so we insert the new contents
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6634 and delete the old. (Insert first in order to preserve markers.) */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6635 BUF_SET_PT (buf, begv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6636 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
6637 unbind_to (speccount);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6638 buffer_delete_range (buf, begv + cc_decoded_length,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6639 zv + cc_decoded_length, 0);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6640
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6641 /* Simulate FSF Emacs implementation of this function: if point was
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6642 in the region, place it at the beginning. */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6643 if (old_pt >= begv && old_pt < zv)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6644 BUF_SET_PT (buf, begv);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6645
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6646 return make_int (cc_decoded_length);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6647 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6648
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6649 DEFUN ("base64-decode-string", Fbase64_decode_string, 1, 1, 0, /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6650 Base64-decode STRING and return the result.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6651 Characters out of the base64 alphabet are ignored.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6652 */
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6653 (string))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6654 {
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6655 Ibyte *decoded;
665
fdefd0186b75 [xemacs-hg @ 2001-09-20 06:28:42 by ben]
ben
parents: 647
diff changeset
6656 Bytebpos decoded_length;
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6657 Charcount length, cc_decoded_length;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6658 Lisp_Object input, result;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6659 int speccount = specpdl_depth();
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6660
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6661 CHECK_STRING (string);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6662
826
6728e641994e [xemacs-hg @ 2002-05-05 11:30:15 by ben]
ben
parents: 814
diff changeset
6663 length = string_char_length (string);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6664 /* 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
6665 decoded = (Ibyte *) MALLOC_OR_ALLOCA (length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6666
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6667 input = make_lisp_string_input_stream (string, 0, -1);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6668 decoded_length = base64_decode_1 (XLSTREAM (input), decoded,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6669 &cc_decoded_length);
5050
6f2158fa75ed Fix quick-build, use asserts() in place of ABORT()
Ben Wing <ben@xemacs.org>
parents: 5002
diff changeset
6670 assert (decoded_length <= length * MAX_ICHAR_LEN);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6671 Lstream_delete (XLSTREAM (input));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6672
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6673 result = make_string (decoded, decoded_length);
851
e7ee5f8bde58 [xemacs-hg @ 2002-05-23 11:46:08 by ben]
ben
parents: 826
diff changeset
6674 unbind_to (speccount);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6675 return result;
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
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6678 Lisp_Object Qyes_or_no_p;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6679
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6680 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6681 syms_of_fns (void)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6682 {
5117
3742ea8250b5 Checking in final CVS version of workspace 'ben-lisp-object'
Ben Wing <ben@xemacs.org>
parents: 3025
diff changeset
6683 INIT_LISP_OBJECT (bit_vector);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6684
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6685 DEFSYMBOL (Qstring_lessp);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6686 DEFSYMBOL (Qsort);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6687 DEFSYMBOL (Qmerge);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6688 DEFSYMBOL (Qfill);
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6689 DEFSYMBOL (Qidentity);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6690 DEFSYMBOL (Qvector);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6691 DEFSYMBOL (Qarray);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6692 DEFSYMBOL (Qstring);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6693 DEFSYMBOL (Qlist);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6694 DEFSYMBOL (Qbit_vector);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6695 defsymbol (&QsortX, "sort*");
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6696 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
6697 DEFSYMBOL (Qreplace);
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6698
5253
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6699 DEFSYMBOL (Qmapconcat);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6700 defsymbol (&QmapcarX, "mapcar*");
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6701 DEFSYMBOL (Qmapvector);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6702 DEFSYMBOL (Qmapcan);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6703 DEFSYMBOL (Qmapc);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6704 DEFSYMBOL (Qmap);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6705 DEFSYMBOL (Qmap_into);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6706 DEFSYMBOL (Qsome);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6707 DEFSYMBOL (Qevery);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6708 DEFSYMBOL (Qmaplist);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6709 DEFSYMBOL (Qmapl);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6710 DEFSYMBOL (Qmapcon);
b6a398dbb403 Fewer algorithmic complexity surprises, nicer errors, mapcarX(), maplist()
Aidan Kehoe <kehoea@parhasard.net>
parents: 5241
diff changeset
6711
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6712 DEFKEYWORD (Q_from_end);
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6713 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
6714 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
6715 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
6716 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
6717 DEFKEYWORD (Q_end2);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6718
563
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6719 DEFSYMBOL (Qyes_or_no_p);
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6720
183866b06e0b [xemacs-hg @ 2001-05-24 07:50:48 by ben]
ben
parents: 456
diff changeset
6721 DEFERROR_STANDARD (Qbase64_conversion_error, Qconversion_error);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6722
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6723 DEFSUBR (Fidentity);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6724 DEFSUBR (Frandom);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6725 DEFSUBR (Flength);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6726 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
6727 DEFSUBR (Flist_length);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6728 DEFSUBR (Fstring_equal);
801
2b676dc88c66 [xemacs-hg @ 2002-04-01 03:58:02 by ben]
ben
parents: 793
diff changeset
6729 DEFSUBR (Fcompare_strings);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6730 DEFSUBR (Fstring_lessp);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6731 DEFSUBR (Fstring_modified_tick);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6732 DEFSUBR (Fappend);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6733 DEFSUBR (Fconcat);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6734 DEFSUBR (Fvconcat);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6735 DEFSUBR (Fbvconcat);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6736 DEFSUBR (Fcopy_list);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6737 DEFSUBR (Fcopy_sequence);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6738 DEFSUBR (Fcopy_alist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6739 DEFSUBR (Fcopy_tree);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6740 DEFSUBR (Fsubseq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6741 DEFSUBR (Fnthcdr);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6742 DEFSUBR (Fnth);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6743 DEFSUBR (Felt);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6744 DEFSUBR (Flast);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6745 DEFSUBR (Fbutlast);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6746 DEFSUBR (Fnbutlast);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6747 DEFSUBR (Fmember);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6748 DEFSUBR (Fold_member);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6749 DEFSUBR (Fmemq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6750 DEFSUBR (Fold_memq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6751 DEFSUBR (Fassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6752 DEFSUBR (Fold_assoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6753 DEFSUBR (Fassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6754 DEFSUBR (Fold_assq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6755 DEFSUBR (Frassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6756 DEFSUBR (Fold_rassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6757 DEFSUBR (Frassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6758 DEFSUBR (Fold_rassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6759 DEFSUBR (Fdelete);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6760 DEFSUBR (Fold_delete);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6761 DEFSUBR (Fdelq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6762 DEFSUBR (Fold_delq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6763 DEFSUBR (Fremassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6764 DEFSUBR (Fremassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6765 DEFSUBR (Fremrassoc);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6766 DEFSUBR (Fremrassq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6767 DEFSUBR (Fnreverse);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6768 DEFSUBR (Freverse);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6769 DEFSUBR (FsortX);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6770 Ffset (intern ("sort"), QsortX);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6771 DEFSUBR (Fmerge);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6772 DEFSUBR (Fplists_eq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6773 DEFSUBR (Fplists_equal);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6774 DEFSUBR (Flax_plists_eq);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6775 DEFSUBR (Flax_plists_equal);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6776 DEFSUBR (Fplist_get);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6777 DEFSUBR (Fplist_put);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6778 DEFSUBR (Fplist_remprop);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6779 DEFSUBR (Fplist_member);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6780 DEFSUBR (Fcheck_valid_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6781 DEFSUBR (Fvalid_plist_p);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6782 DEFSUBR (Fcanonicalize_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6783 DEFSUBR (Flax_plist_get);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6784 DEFSUBR (Flax_plist_put);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6785 DEFSUBR (Flax_plist_remprop);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6786 DEFSUBR (Flax_plist_member);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6787 DEFSUBR (Fcanonicalize_lax_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6788 DEFSUBR (Fdestructive_alist_to_plist);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6789 DEFSUBR (Fget);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6790 DEFSUBR (Fput);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6791 DEFSUBR (Fremprop);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6792 DEFSUBR (Fobject_plist);
5255
b5611afbcc76 Support process plists, for greater GNU compatibility.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5253
diff changeset
6793 DEFSUBR (Fobject_setplist);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6794 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
6795 DEFSUBR (Fequalp);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6796 DEFSUBR (Fold_equal);
5182
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6797 DEFSUBR (Ffill);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6798 Ffset (intern ("fillarray"), Qfill);
2e528066e2fc Move #'sort*, #'fill, #'merge to C from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5128
diff changeset
6799
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6800 DEFSUBR (Fnconc);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6801 DEFSUBR (FmapcarX);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6802 DEFSUBR (Fmapvector);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6803 DEFSUBR (Fmapcan);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6804 DEFSUBR (Fmapc);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6805 DEFSUBR (Fmapconcat);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6806 DEFSUBR (Fmap);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6807 DEFSUBR (Fmap_into);
4997
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
6808 DEFSUBR (Fsome);
8800b5350a13 Move #'some, #'every to C, implementing them with mapcarX.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4996
diff changeset
6809 DEFSUBR (Fevery);
4995
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6810 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
6811 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
6812 DEFSUBR (Fmaplist);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6813 DEFSUBR (Fmapl);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6814 DEFSUBR (Fmapcon);
8431b52e43b1 Move the various map* functions to C; add #'map-into.
Aidan Kehoe <kehoea@parhasard.net>
parents: 4797
diff changeset
6815
5227
fbd1485af104 Move #'reduce to fns.c from cl-seq.el.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5224
diff changeset
6816 DEFSUBR (Freduce);
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
6817 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
6818 DEFSUBR (Freplace);
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6819 DEFSUBR (Fload_average);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6820 DEFSUBR (Ffeaturep);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6821 DEFSUBR (Frequire);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6822 DEFSUBR (Fprovide);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6823 DEFSUBR (Fbase64_encode_region);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6824 DEFSUBR (Fbase64_encode_string);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6825 DEFSUBR (Fbase64_decode_region);
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6826 DEFSUBR (Fbase64_decode_string);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6827
5224
35c2b7e9c03f Add #'substring-no-properties, omitting any extent data.
Aidan Kehoe <kehoea@parhasard.net>
parents: 5191
diff changeset
6828 DEFSUBR (Fsubstring_no_properties);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6829 DEFSUBR (Fsplit_string_by_char);
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6830 DEFSUBR (Fsplit_path); /* #### */
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6831 }
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6832
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6833 void
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6834 vars_of_fns (void)
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6835 {
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6836 DEFVAR_LISP ("path-separator", &Vpath_separator /*
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6837 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
6838 */ );
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6839 {
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
6840 Ascbyte c = SEPCHAR;
867
804517e16990 [xemacs-hg @ 2002-06-05 09:54:39 by ben]
ben
parents: 853
diff changeset
6841 Vpath_separator = make_string ((Ibyte *) &c, 1);
771
943eaba38521 [xemacs-hg @ 2002-03-13 08:51:24 by ben]
ben
parents: 751
diff changeset
6842 }
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6843 }
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6844
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6845 void
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6846 init_provide_once (void)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6847 {
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6848 DEFVAR_LISP ("features", &Vfeatures /*
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6849 A list of symbols which are the features of the executing emacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6850 Used by `featurep' and `require', and altered by `provide'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6851 */ );
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6852 Vfeatures = Qnil;
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6853
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6854 Fprovide (intern ("base64"));
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
6855 }