Mercurial > hg > xemacs-beta
annotate src/debug.c @ 5265:5663ae9a8989
Warn at compile time, error at runtime, with (quote X Y), (function X Y).
lisp/ChangeLog addition:
2010-09-16 Aidan Kehoe <kehoea@parhasard.net>
* bytecomp.el (byte-compile-function-form, byte-compile-quote)
(byte-compile-quote-form):
Warn at compile time, and error at runtime, if a (quote ...) or a
(function ...) form attempts to quote more than one object.
src/ChangeLog addition:
2010-09-16 Aidan Kehoe <kehoea@parhasard.net>
* eval.c (Ffunction, Fquote):
Add argument information in the arguments: () format for these two
special operators.
| author | Aidan Kehoe <kehoea@parhasard.net> |
|---|---|
| date | Thu, 16 Sep 2010 14:10:44 +0100 |
| parents | e0138eaaca0c |
| children | 308d34e9f07d |
| rev | line source |
|---|---|
| 428 | 1 /* Debugging aids -- togglable assertions. |
| 2 Copyright (C) 1994 Free Software Foundation, Inc. | |
| 3 | |
| 4 This file is part of XEmacs. | |
| 5 | |
| 6 XEmacs is free software; you can redistribute it and/or modify it | |
| 7 under the terms of the GNU General Public License as published by the | |
| 8 Free Software Foundation; either version 2, or (at your option) any | |
| 9 later version. | |
| 10 | |
| 11 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 for more details. | |
| 15 | |
| 16 You should have received a copy of the GNU General Public License | |
| 17 along with XEmacs; see the file COPYING. If not, write to | |
| 18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 19 Boston, MA 02111-1307, USA. */ | |
| 20 | |
| 21 /* Synched up with: Not in FSF. */ | |
| 22 | |
| 23 /* This file has been Mule-ized. */ | |
| 24 | |
| 25 /* Written by Chuck Thompson */ | |
| 26 | |
| 27 #include <config.h> | |
| 28 #include "lisp.h" | |
| 29 #include "debug.h" | |
| 30 #include "bytecode.h" | |
| 31 | |
| 32 /* | |
| 33 * To add a new debug class: | |
| 1318 | 34 * 1. Add a symbol definition for it here or in general-slots.h, if one |
| 35 * doesn't exist elsewhere. If you add it here, make sure to add a | |
| 36 * defsymbol line for it in syms_of_debug. | |
| 428 | 37 * 2. Add an extern definition for the symbol to debug.h. |
| 38 * 3. Add entries for the class to struct debug_classes in debug.h. | |
| 39 * 4. Add a FROB line for it in xemacs_debug_loop. | |
| 40 */ | |
| 41 | |
| 42 struct debug_classes active_debug_classes; | |
| 43 | |
| 44 enum debug_loop | |
| 45 { | |
| 436 | 46 X_ADD, |
| 47 X_DELETE, | |
| 48 X_LIST, | |
| 49 X_ACTIVE, | |
| 50 X_INIT, | |
| 51 X_VALIDATE, | |
| 52 X_TYPE, | |
| 53 X_SETTYPE | |
| 428 | 54 }; |
| 55 | |
| 56 static Lisp_Object | |
| 1204 | 57 xemacs_debug_loop (enum debug_loop op, Lisp_Object class_, Lisp_Object type) |
| 428 | 58 { |
| 436 | 59 int flag = (op == X_ADD) ? 1 : 0; |
| 428 | 60 Lisp_Object retval = Qnil; |
| 61 | |
| 1318 | 62 #define FROB(item) \ |
| 63 if (op == X_LIST || op == X_ACTIVE || op == X_INIT || EQ (class_, Q##item)) \ | |
| 64 { \ | |
| 65 if (op == X_ADD || op == X_DELETE || op == X_INIT) \ | |
| 66 active_debug_classes.item = flag; \ | |
| 67 else if (op == X_LIST \ | |
| 68 || (op == X_ACTIVE && active_debug_classes.item)) \ | |
| 69 retval = Fcons (Q##item, retval); \ | |
| 70 else if (op == X_VALIDATE) \ | |
| 71 return Qt; \ | |
| 72 else if (op == X_SETTYPE) \ | |
| 73 active_debug_classes.types_of_##item = XINT (type); \ | |
| 74 else if (op == X_TYPE) \ | |
| 75 retval = make_int (active_debug_classes.types_of_##item); \ | |
| 76 if (op == X_INIT) active_debug_classes.types_of_##item = VALBITS; \ | |
| 428 | 77 } |
| 78 | |
| 79 FROB (redisplay); | |
| 80 FROB (buffers); | |
| 81 FROB (extents); | |
| 82 FROB (faces); | |
| 83 FROB (windows); | |
| 84 FROB (frames); | |
| 85 FROB (devices); | |
| 86 FROB (byte_code); | |
| 87 | |
| 88 return retval; | |
| 89 #undef FROB | |
| 90 } | |
| 91 | |
| 92 DEFUN ("add-debug-class-to-check", Fadd_debug_class_to_check, 1, 1, 0, /* | |
| 93 Add a debug class to the list of active classes. | |
| 94 */ | |
| 1204 | 95 (class_)) |
| 428 | 96 { |
| 1204 | 97 if (NILP (xemacs_debug_loop (X_VALIDATE, class_, Qnil))) |
| 563 | 98 invalid_argument ("No such debug class exists", Qunbound); |
| 428 | 99 else |
| 1204 | 100 xemacs_debug_loop (X_ADD, class_, Qnil); |
| 428 | 101 |
| 436 | 102 return (xemacs_debug_loop (X_ACTIVE, Qnil, Qnil)); |
| 428 | 103 } |
| 104 | |
| 105 DEFUN ("delete-debug-class-to-check", Fdelete_debug_class_to_check, 1, 1, 0, /* | |
| 106 Delete a debug class from the list of active classes. | |
| 107 */ | |
| 1204 | 108 (class_)) |
| 428 | 109 { |
| 1204 | 110 if (NILP (xemacs_debug_loop (X_VALIDATE, class_, Qnil))) |
| 563 | 111 invalid_argument ("No such debug class exists", Qunbound); |
| 428 | 112 else |
| 1204 | 113 xemacs_debug_loop (X_DELETE, class_, Qnil); |
| 428 | 114 |
| 436 | 115 return (xemacs_debug_loop (X_ACTIVE, Qnil, Qnil)); |
| 428 | 116 } |
| 117 | |
| 118 DEFUN ("debug-classes-being-checked", Fdebug_classes_being_checked, 0, 0, 0, /* | |
| 119 Return a list of active debug classes. | |
| 120 */ | |
| 121 ()) | |
| 122 { | |
| 436 | 123 return (xemacs_debug_loop (X_ACTIVE, Qnil, Qnil)); |
| 428 | 124 } |
| 125 | |
| 126 DEFUN ("debug-classes-list", Fdebug_classes_list, 0, 0, 0, /* | |
| 127 Return a list of all defined debug classes. | |
| 128 */ | |
| 129 ()) | |
| 130 { | |
| 436 | 131 return (xemacs_debug_loop (X_LIST, Qnil, Qnil)); |
| 428 | 132 } |
| 133 | |
| 134 DEFUN ("set-debug-classes-to-check", Fset_debug_classes_to_check, 1, 1, 0, /* | |
| 135 Set which classes of debug statements should be active. | |
| 136 CLASSES should be a list of debug classes. | |
| 137 */ | |
| 138 (classes)) | |
| 139 { | |
| 140 Lisp_Object rest; | |
| 141 | |
| 142 CHECK_LIST (classes); | |
| 143 | |
| 144 /* Make sure all objects in the list are valid. If anyone is not | |
| 145 valid, reject the entire list without doing anything. */ | |
| 1204 | 146 LIST_LOOP (rest, classes) |
| 428 | 147 { |
| 436 | 148 if (NILP (xemacs_debug_loop (X_VALIDATE, XCAR (rest), Qnil))) |
| 563 | 149 sferror ("Invalid object in class list", Qunbound); |
| 428 | 150 } |
| 151 | |
| 152 LIST_LOOP (rest, classes) | |
| 153 Fadd_debug_class_to_check (XCAR (rest)); | |
| 154 | |
| 436 | 155 return (xemacs_debug_loop (X_ACTIVE, Qnil, Qnil)); |
| 428 | 156 } |
| 157 | |
| 158 DEFUN ("set-debug-class-types-to-check", Fset_debug_class_types_to_check, 2, 2, 0, /* | |
| 159 For the given debug CLASS, set which TYPES are actually interesting. | |
| 160 TYPES should be an integer representing the or'd value of all desired types. | |
| 161 Lists of defined types and their values are located in the source code. | |
| 162 */ | |
| 1204 | 163 (class_, type)) |
| 428 | 164 { |
| 165 CHECK_INT (type); | |
| 1204 | 166 if (NILP (xemacs_debug_loop (X_VALIDATE, class_, Qnil))) |
| 563 | 167 invalid_argument ("Invalid debug class", Qunbound); |
| 428 | 168 |
| 1204 | 169 xemacs_debug_loop (X_SETTYPE, class_, type); |
| 428 | 170 |
| 1204 | 171 return (xemacs_debug_loop (X_TYPE, class_, Qnil)); |
| 428 | 172 } |
| 173 | |
| 174 DEFUN ("debug-types-being-checked", Fdebug_types_being_checked, 1, 1, 0, /* | |
| 175 For the given CLASS, return the associated type value. | |
| 176 */ | |
| 1204 | 177 (class_)) |
| 428 | 178 { |
| 1204 | 179 if (NILP (xemacs_debug_loop (X_VALIDATE, class_, Qnil))) |
| 563 | 180 invalid_argument ("Invalid debug class", Qunbound); |
| 428 | 181 |
| 1204 | 182 return (xemacs_debug_loop (X_TYPE, class_, Qnil)); |
| 428 | 183 } |
| 184 | |
| 185 void | |
| 186 syms_of_debug (void) | |
| 187 { | |
| 188 DEFSUBR (Fadd_debug_class_to_check); | |
| 189 DEFSUBR (Fdelete_debug_class_to_check); | |
| 190 DEFSUBR (Fdebug_classes_being_checked); | |
| 191 DEFSUBR (Fdebug_classes_list); | |
| 192 DEFSUBR (Fset_debug_classes_to_check); | |
| 193 DEFSUBR (Fset_debug_class_types_to_check); | |
| 194 DEFSUBR (Fdebug_types_being_checked); | |
| 195 } | |
| 196 | |
| 197 void | |
| 198 reinit_vars_of_debug (void) | |
| 199 { | |
| 200 /* If you need to have any classes active early on in startup, then | |
| 201 the flags should be set here. | |
| 202 All functions called by this function are "allowed" according | |
| 203 to emacs.c. */ | |
| 436 | 204 xemacs_debug_loop (X_INIT, Qnil, Qnil); |
| 428 | 205 } |
| 206 | |
| 207 void | |
| 208 vars_of_debug (void) | |
| 209 { | |
|
4852
e0138eaaca0c
need to provide debug-xemacs for debug-on-error changes to work
Ben Wing <ben@xemacs.org>
parents:
2367
diff
changeset
|
210 Fprovide (intern ("debug-xemacs")); |
| 428 | 211 } |