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35692fe0 | 1 | /* Lisp functions pertaining to editing. |
f8c25f1b | 2 | Copyright (C) 1985,86,87,89,93,94,95 Free Software Foundation, Inc. |
35692fe0 JB |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
7c938215 | 8 | the Free Software Foundation; either version 2, or (at your option) |
35692fe0 JB |
9 | any later version. |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
19 | ||
20 | ||
738429d1 JB |
21 | #include <sys/types.h> |
22 | ||
18160b98 | 23 | #include <config.h> |
bfb61299 JB |
24 | |
25 | #ifdef VMS | |
956ace37 | 26 | #include "vms-pwd.h" |
bfb61299 | 27 | #else |
35692fe0 | 28 | #include <pwd.h> |
bfb61299 JB |
29 | #endif |
30 | ||
35692fe0 | 31 | #include "lisp.h" |
74d6d8c5 | 32 | #include "intervals.h" |
35692fe0 JB |
33 | #include "buffer.h" |
34 | #include "window.h" | |
35 | ||
956ace37 | 36 | #include "systime.h" |
35692fe0 JB |
37 | |
38 | #define min(a, b) ((a) < (b) ? (a) : (b)) | |
39 | #define max(a, b) ((a) > (b) ? (a) : (b)) | |
40 | ||
c59b5089 PE |
41 | extern char **environ; |
42 | extern Lisp_Object make_time (); | |
b1b0ee5a | 43 | extern void insert_from_buffer (); |
3c887943 | 44 | static long difftm (); |
260e2e2a | 45 | static void update_buffer_properties (); |
a92ae0ce | 46 | void set_time_zone_rule (); |
260e2e2a KH |
47 | |
48 | Lisp_Object Vbuffer_access_fontify_functions; | |
49 | Lisp_Object Qbuffer_access_fontify_functions; | |
50 | Lisp_Object Vbuffer_access_fontified_property; | |
b1b0ee5a | 51 | |
35692fe0 JB |
52 | /* Some static data, and a function to initialize it for each run */ |
53 | ||
54 | Lisp_Object Vsystem_name; | |
35b34f72 KH |
55 | Lisp_Object Vuser_real_login_name; /* login name of current user ID */ |
56 | Lisp_Object Vuser_full_name; /* full name of current user */ | |
57 | Lisp_Object Vuser_login_name; /* user name from LOGNAME or USER */ | |
35692fe0 JB |
58 | |
59 | void | |
60 | init_editfns () | |
61 | { | |
52b14ac0 | 62 | char *user_name; |
35692fe0 JB |
63 | register unsigned char *p, *q, *r; |
64 | struct passwd *pw; /* password entry for the current user */ | |
65 | extern char *index (); | |
66 | Lisp_Object tem; | |
67 | ||
68 | /* Set up system_name even when dumping. */ | |
ac988277 | 69 | init_system_name (); |
35692fe0 JB |
70 | |
71 | #ifndef CANNOT_DUMP | |
72 | /* Don't bother with this on initial start when just dumping out */ | |
73 | if (!initialized) | |
74 | return; | |
75 | #endif /* not CANNOT_DUMP */ | |
76 | ||
77 | pw = (struct passwd *) getpwuid (getuid ()); | |
87485d6f MW |
78 | #ifdef MSDOS |
79 | /* We let the real user name default to "root" because that's quite | |
80 | accurate on MSDOG and because it lets Emacs find the init file. | |
81 | (The DVX libraries override the Djgpp libraries here.) */ | |
35b34f72 | 82 | Vuser_real_login_name = build_string (pw ? pw->pw_name : "root"); |
87485d6f | 83 | #else |
35b34f72 | 84 | Vuser_real_login_name = build_string (pw ? pw->pw_name : "unknown"); |
87485d6f | 85 | #endif |
35692fe0 | 86 | |
52b14ac0 JB |
87 | /* Get the effective user name, by consulting environment variables, |
88 | or the effective uid if those are unset. */ | |
2c9ae24e | 89 | user_name = (char *) getenv ("LOGNAME"); |
35692fe0 | 90 | if (!user_name) |
4691c06d RS |
91 | #ifdef WINDOWSNT |
92 | user_name = (char *) getenv ("USERNAME"); /* it's USERNAME on NT */ | |
93 | #else /* WINDOWSNT */ | |
2c9ae24e | 94 | user_name = (char *) getenv ("USER"); |
4691c06d | 95 | #endif /* WINDOWSNT */ |
52b14ac0 JB |
96 | if (!user_name) |
97 | { | |
98 | pw = (struct passwd *) getpwuid (geteuid ()); | |
99 | user_name = (char *) (pw ? pw->pw_name : "unknown"); | |
100 | } | |
35b34f72 | 101 | Vuser_login_name = build_string (user_name); |
35692fe0 | 102 | |
52b14ac0 JB |
103 | /* If the user name claimed in the environment vars differs from |
104 | the real uid, use the claimed name to find the full name. */ | |
35b34f72 | 105 | tem = Fstring_equal (Vuser_login_name, Vuser_real_login_name); |
56a98455 | 106 | if (NILP (tem)) |
35b34f72 | 107 | pw = (struct passwd *) getpwnam (XSTRING (Vuser_login_name)->data); |
35692fe0 JB |
108 | |
109 | p = (unsigned char *) (pw ? USER_FULL_NAME : "unknown"); | |
110 | q = (unsigned char *) index (p, ','); | |
111 | Vuser_full_name = make_string (p, q ? q - p : strlen (p)); | |
112 | ||
113 | #ifdef AMPERSAND_FULL_NAME | |
114 | p = XSTRING (Vuser_full_name)->data; | |
8f1e2d16 | 115 | q = (unsigned char *) index (p, '&'); |
35692fe0 JB |
116 | /* Substitute the login name for the &, upcasing the first character. */ |
117 | if (q) | |
118 | { | |
35b34f72 KH |
119 | r = (unsigned char *) alloca (strlen (p) |
120 | + XSTRING (Vuser_login_name)->size + 1); | |
35692fe0 JB |
121 | bcopy (p, r, q - p); |
122 | r[q - p] = 0; | |
35b34f72 | 123 | strcat (r, XSTRING (Vuser_login_name)->data); |
35692fe0 JB |
124 | r[q - p] = UPCASE (r[q - p]); |
125 | strcat (r, q + 1); | |
126 | Vuser_full_name = build_string (r); | |
127 | } | |
128 | #endif /* AMPERSAND_FULL_NAME */ | |
9d36d071 | 129 | |
8f1e2d16 | 130 | p = (unsigned char *) getenv ("NAME"); |
9d36d071 RS |
131 | if (p) |
132 | Vuser_full_name = build_string (p); | |
35692fe0 JB |
133 | } |
134 | \f | |
135 | DEFUN ("char-to-string", Fchar_to_string, Schar_to_string, 1, 1, 0, | |
2591ec64 EN |
136 | "Convert arg CHARACTER to a one-character string containing that character.") |
137 | (character) | |
138 | Lisp_Object character; | |
35692fe0 JB |
139 | { |
140 | char c; | |
2591ec64 | 141 | CHECK_NUMBER (character, 0); |
35692fe0 | 142 | |
2591ec64 | 143 | c = XINT (character); |
35692fe0 JB |
144 | return make_string (&c, 1); |
145 | } | |
146 | ||
147 | DEFUN ("string-to-char", Fstring_to_char, Sstring_to_char, 1, 1, 0, | |
148 | "Convert arg STRING to a character, the first character of that string.") | |
2591ec64 EN |
149 | (string) |
150 | register Lisp_Object string; | |
35692fe0 JB |
151 | { |
152 | register Lisp_Object val; | |
153 | register struct Lisp_String *p; | |
2591ec64 | 154 | CHECK_STRING (string, 0); |
35692fe0 | 155 | |
2591ec64 | 156 | p = XSTRING (string); |
35692fe0 | 157 | if (p->size) |
55561c63 | 158 | XSETFASTINT (val, ((unsigned char *) p->data)[0]); |
35692fe0 | 159 | else |
55561c63 | 160 | XSETFASTINT (val, 0); |
35692fe0 JB |
161 | return val; |
162 | } | |
163 | \f | |
164 | static Lisp_Object | |
165 | buildmark (val) | |
166 | int val; | |
167 | { | |
168 | register Lisp_Object mark; | |
169 | mark = Fmake_marker (); | |
170 | Fset_marker (mark, make_number (val), Qnil); | |
171 | return mark; | |
172 | } | |
173 | ||
174 | DEFUN ("point", Fpoint, Spoint, 0, 0, 0, | |
175 | "Return value of point, as an integer.\n\ | |
176 | Beginning of buffer is position (point-min)") | |
177 | () | |
178 | { | |
179 | Lisp_Object temp; | |
55561c63 | 180 | XSETFASTINT (temp, point); |
35692fe0 JB |
181 | return temp; |
182 | } | |
183 | ||
184 | DEFUN ("point-marker", Fpoint_marker, Spoint_marker, 0, 0, 0, | |
185 | "Return value of point, as a marker object.") | |
186 | () | |
187 | { | |
188 | return buildmark (point); | |
189 | } | |
190 | ||
191 | int | |
192 | clip_to_bounds (lower, num, upper) | |
193 | int lower, num, upper; | |
194 | { | |
195 | if (num < lower) | |
196 | return lower; | |
197 | else if (num > upper) | |
198 | return upper; | |
199 | else | |
200 | return num; | |
201 | } | |
202 | ||
203 | DEFUN ("goto-char", Fgoto_char, Sgoto_char, 1, 1, "NGoto char: ", | |
204 | "Set point to POSITION, a number or marker.\n\ | |
205 | Beginning of buffer is position (point-min), end is (point-max).") | |
2591ec64 EN |
206 | (position) |
207 | register Lisp_Object position; | |
35692fe0 | 208 | { |
2591ec64 | 209 | CHECK_NUMBER_COERCE_MARKER (position, 0); |
35692fe0 | 210 | |
2591ec64 EN |
211 | SET_PT (clip_to_bounds (BEGV, XINT (position), ZV)); |
212 | return position; | |
35692fe0 JB |
213 | } |
214 | ||
215 | static Lisp_Object | |
216 | region_limit (beginningp) | |
217 | int beginningp; | |
218 | { | |
646d9d18 | 219 | extern Lisp_Object Vmark_even_if_inactive; /* Defined in callint.c. */ |
35692fe0 | 220 | register Lisp_Object m; |
c9dd14e1 RM |
221 | if (!NILP (Vtransient_mark_mode) && NILP (Vmark_even_if_inactive) |
222 | && NILP (current_buffer->mark_active)) | |
223 | Fsignal (Qmark_inactive, Qnil); | |
35692fe0 | 224 | m = Fmarker_position (current_buffer->mark); |
56a98455 | 225 | if (NILP (m)) error ("There is no region now"); |
35692fe0 JB |
226 | if ((point < XFASTINT (m)) == beginningp) |
227 | return (make_number (point)); | |
228 | else | |
229 | return (m); | |
230 | } | |
231 | ||
232 | DEFUN ("region-beginning", Fregion_beginning, Sregion_beginning, 0, 0, 0, | |
233 | "Return position of beginning of region, as an integer.") | |
234 | () | |
235 | { | |
236 | return (region_limit (1)); | |
237 | } | |
238 | ||
239 | DEFUN ("region-end", Fregion_end, Sregion_end, 0, 0, 0, | |
240 | "Return position of end of region, as an integer.") | |
241 | () | |
242 | { | |
243 | return (region_limit (0)); | |
244 | } | |
245 | ||
35692fe0 JB |
246 | DEFUN ("mark-marker", Fmark_marker, Smark_marker, 0, 0, 0, |
247 | "Return this buffer's mark, as a marker object.\n\ | |
248 | Watch out! Moving this marker changes the mark position.\n\ | |
249 | If you set the marker not to point anywhere, the buffer will have no mark.") | |
250 | () | |
251 | { | |
252 | return current_buffer->mark; | |
253 | } | |
254 | ||
35692fe0 JB |
255 | Lisp_Object |
256 | save_excursion_save () | |
257 | { | |
0e2c9c70 JB |
258 | register int visible = (XBUFFER (XWINDOW (selected_window)->buffer) |
259 | == current_buffer); | |
35692fe0 JB |
260 | |
261 | return Fcons (Fpoint_marker (), | |
aea4a109 | 262 | Fcons (Fcopy_marker (current_buffer->mark, Qnil), |
9772455e RS |
263 | Fcons (visible ? Qt : Qnil, |
264 | current_buffer->mark_active))); | |
35692fe0 JB |
265 | } |
266 | ||
267 | Lisp_Object | |
268 | save_excursion_restore (info) | |
269 | register Lisp_Object info; | |
270 | { | |
03d18690 | 271 | register Lisp_Object tem, tem1, omark, nmark; |
35692fe0 JB |
272 | |
273 | tem = Fmarker_buffer (Fcar (info)); | |
274 | /* If buffer being returned to is now deleted, avoid error */ | |
275 | /* Otherwise could get error here while unwinding to top level | |
276 | and crash */ | |
277 | /* In that case, Fmarker_buffer returns nil now. */ | |
56a98455 | 278 | if (NILP (tem)) |
35692fe0 JB |
279 | return Qnil; |
280 | Fset_buffer (tem); | |
281 | tem = Fcar (info); | |
282 | Fgoto_char (tem); | |
283 | unchain_marker (tem); | |
284 | tem = Fcar (Fcdr (info)); | |
03d18690 | 285 | omark = Fmarker_position (current_buffer->mark); |
35692fe0 | 286 | Fset_marker (current_buffer->mark, tem, Fcurrent_buffer ()); |
03d18690 | 287 | nmark = Fmarker_position (tem); |
35692fe0 JB |
288 | unchain_marker (tem); |
289 | tem = Fcdr (Fcdr (info)); | |
ef580991 RS |
290 | #if 0 /* We used to make the current buffer visible in the selected window |
291 | if that was true previously. That avoids some anomalies. | |
292 | But it creates others, and it wasn't documented, and it is simpler | |
293 | and cleaner never to alter the window/buffer connections. */ | |
9772455e RS |
294 | tem1 = Fcar (tem); |
295 | if (!NILP (tem1) | |
0e2c9c70 | 296 | && current_buffer != XBUFFER (XWINDOW (selected_window)->buffer)) |
35692fe0 | 297 | Fswitch_to_buffer (Fcurrent_buffer (), Qnil); |
ef580991 | 298 | #endif /* 0 */ |
9772455e RS |
299 | |
300 | tem1 = current_buffer->mark_active; | |
301 | current_buffer->mark_active = Fcdr (tem); | |
9fed2b18 RS |
302 | if (!NILP (Vrun_hooks)) |
303 | { | |
03d18690 RS |
304 | /* If mark is active now, and either was not active |
305 | or was at a different place, run the activate hook. */ | |
9fed2b18 | 306 | if (! NILP (current_buffer->mark_active)) |
03d18690 RS |
307 | { |
308 | if (! EQ (omark, nmark)) | |
309 | call1 (Vrun_hooks, intern ("activate-mark-hook")); | |
310 | } | |
311 | /* If mark has ceased to be active, run deactivate hook. */ | |
9fed2b18 RS |
312 | else if (! NILP (tem1)) |
313 | call1 (Vrun_hooks, intern ("deactivate-mark-hook")); | |
314 | } | |
35692fe0 JB |
315 | return Qnil; |
316 | } | |
317 | ||
318 | DEFUN ("save-excursion", Fsave_excursion, Ssave_excursion, 0, UNEVALLED, 0, | |
319 | "Save point, mark, and current buffer; execute BODY; restore those things.\n\ | |
320 | Executes BODY just like `progn'.\n\ | |
321 | The values of point, mark and the current buffer are restored\n\ | |
9772455e RS |
322 | even in case of abnormal exit (throw or error).\n\ |
323 | The state of activation of the mark is also restored.") | |
35692fe0 JB |
324 | (args) |
325 | Lisp_Object args; | |
326 | { | |
327 | register Lisp_Object val; | |
328 | int count = specpdl_ptr - specpdl; | |
329 | ||
330 | record_unwind_protect (save_excursion_restore, save_excursion_save ()); | |
331 | ||
332 | val = Fprogn (args); | |
333 | return unbind_to (count, val); | |
334 | } | |
335 | \f | |
336 | DEFUN ("buffer-size", Fbufsize, Sbufsize, 0, 0, 0, | |
337 | "Return the number of characters in the current buffer.") | |
338 | () | |
339 | { | |
340 | Lisp_Object temp; | |
55561c63 | 341 | XSETFASTINT (temp, Z - BEG); |
35692fe0 JB |
342 | return temp; |
343 | } | |
344 | ||
345 | DEFUN ("point-min", Fpoint_min, Spoint_min, 0, 0, 0, | |
346 | "Return the minimum permissible value of point in the current buffer.\n\ | |
4c390850 | 347 | This is 1, unless narrowing (a buffer restriction) is in effect.") |
35692fe0 JB |
348 | () |
349 | { | |
350 | Lisp_Object temp; | |
55561c63 | 351 | XSETFASTINT (temp, BEGV); |
35692fe0 JB |
352 | return temp; |
353 | } | |
354 | ||
355 | DEFUN ("point-min-marker", Fpoint_min_marker, Spoint_min_marker, 0, 0, 0, | |
356 | "Return a marker to the minimum permissible value of point in this buffer.\n\ | |
4c390850 | 357 | This is the beginning, unless narrowing (a buffer restriction) is in effect.") |
35692fe0 JB |
358 | () |
359 | { | |
360 | return buildmark (BEGV); | |
361 | } | |
362 | ||
363 | DEFUN ("point-max", Fpoint_max, Spoint_max, 0, 0, 0, | |
364 | "Return the maximum permissible value of point in the current buffer.\n\ | |
4c390850 RS |
365 | This is (1+ (buffer-size)), unless narrowing (a buffer restriction)\n\ |
366 | is in effect, in which case it is less.") | |
35692fe0 JB |
367 | () |
368 | { | |
369 | Lisp_Object temp; | |
55561c63 | 370 | XSETFASTINT (temp, ZV); |
35692fe0 JB |
371 | return temp; |
372 | } | |
373 | ||
374 | DEFUN ("point-max-marker", Fpoint_max_marker, Spoint_max_marker, 0, 0, 0, | |
375 | "Return a marker to the maximum permissible value of point in this buffer.\n\ | |
4c390850 RS |
376 | This is (1+ (buffer-size)), unless narrowing (a buffer restriction)\n\ |
377 | is in effect, in which case it is less.") | |
35692fe0 JB |
378 | () |
379 | { | |
380 | return buildmark (ZV); | |
381 | } | |
382 | ||
850a8179 JB |
383 | DEFUN ("following-char", Ffollowing_char, Sfollowing_char, 0, 0, 0, |
384 | "Return the character following point, as a number.\n\ | |
385 | At the end of the buffer or accessible region, return 0.") | |
35692fe0 JB |
386 | () |
387 | { | |
388 | Lisp_Object temp; | |
850a8179 | 389 | if (point >= ZV) |
55561c63 | 390 | XSETFASTINT (temp, 0); |
850a8179 | 391 | else |
55561c63 | 392 | XSETFASTINT (temp, FETCH_CHAR (point)); |
35692fe0 JB |
393 | return temp; |
394 | } | |
395 | ||
850a8179 JB |
396 | DEFUN ("preceding-char", Fprevious_char, Sprevious_char, 0, 0, 0, |
397 | "Return the character preceding point, as a number.\n\ | |
398 | At the beginning of the buffer or accessible region, return 0.") | |
35692fe0 JB |
399 | () |
400 | { | |
401 | Lisp_Object temp; | |
402 | if (point <= BEGV) | |
55561c63 | 403 | XSETFASTINT (temp, 0); |
35692fe0 | 404 | else |
55561c63 | 405 | XSETFASTINT (temp, FETCH_CHAR (point - 1)); |
35692fe0 JB |
406 | return temp; |
407 | } | |
408 | ||
409 | DEFUN ("bobp", Fbobp, Sbobp, 0, 0, 0, | |
410 | "Return T if point is at the beginning of the buffer.\n\ | |
411 | If the buffer is narrowed, this means the beginning of the narrowed part.") | |
412 | () | |
413 | { | |
414 | if (point == BEGV) | |
415 | return Qt; | |
416 | return Qnil; | |
417 | } | |
418 | ||
419 | DEFUN ("eobp", Feobp, Seobp, 0, 0, 0, | |
420 | "Return T if point is at the end of the buffer.\n\ | |
421 | If the buffer is narrowed, this means the end of the narrowed part.") | |
422 | () | |
423 | { | |
424 | if (point == ZV) | |
425 | return Qt; | |
426 | return Qnil; | |
427 | } | |
428 | ||
429 | DEFUN ("bolp", Fbolp, Sbolp, 0, 0, 0, | |
430 | "Return T if point is at the beginning of a line.") | |
431 | () | |
432 | { | |
433 | if (point == BEGV || FETCH_CHAR (point - 1) == '\n') | |
434 | return Qt; | |
435 | return Qnil; | |
436 | } | |
437 | ||
438 | DEFUN ("eolp", Feolp, Seolp, 0, 0, 0, | |
439 | "Return T if point is at the end of a line.\n\ | |
440 | `End of a line' includes point being at the end of the buffer.") | |
441 | () | |
442 | { | |
443 | if (point == ZV || FETCH_CHAR (point) == '\n') | |
444 | return Qt; | |
445 | return Qnil; | |
446 | } | |
447 | ||
448 | DEFUN ("char-after", Fchar_after, Schar_after, 1, 1, 0, | |
449 | "Return character in current buffer at position POS.\n\ | |
450 | POS is an integer or a buffer pointer.\n\ | |
451 | If POS is out of range, the value is nil.") | |
452 | (pos) | |
453 | Lisp_Object pos; | |
454 | { | |
455 | register Lisp_Object val; | |
456 | register int n; | |
457 | ||
458 | CHECK_NUMBER_COERCE_MARKER (pos, 0); | |
459 | ||
460 | n = XINT (pos); | |
461 | if (n < BEGV || n >= ZV) return Qnil; | |
462 | ||
55561c63 | 463 | XSETFASTINT (val, FETCH_CHAR (n)); |
35692fe0 JB |
464 | return val; |
465 | } | |
466 | \f | |
87485d6f | 467 | DEFUN ("user-login-name", Fuser_login_name, Suser_login_name, 0, 1, 0, |
35692fe0 JB |
468 | "Return the name under which the user logged in, as a string.\n\ |
469 | This is based on the effective uid, not the real uid.\n\ | |
2c9ae24e | 470 | Also, if the environment variable LOGNAME or USER is set,\n\ |
87485d6f MW |
471 | that determines the value of this function.\n\n\ |
472 | If optional argument UID is an integer, return the login name of the user\n\ | |
473 | with that uid, or nil if there is no such user.") | |
474 | (uid) | |
475 | Lisp_Object uid; | |
35692fe0 | 476 | { |
87485d6f MW |
477 | struct passwd *pw; |
478 | ||
f8a0e364 RS |
479 | /* Set up the user name info if we didn't do it before. |
480 | (That can happen if Emacs is dumpable | |
481 | but you decide to run `temacs -l loadup' and not dump. */ | |
35b34f72 | 482 | if (INTEGERP (Vuser_login_name)) |
f8a0e364 | 483 | init_editfns (); |
87485d6f MW |
484 | |
485 | if (NILP (uid)) | |
35b34f72 | 486 | return Vuser_login_name; |
87485d6f MW |
487 | |
488 | CHECK_NUMBER (uid, 0); | |
489 | pw = (struct passwd *) getpwuid (XINT (uid)); | |
490 | return (pw ? build_string (pw->pw_name) : Qnil); | |
35692fe0 JB |
491 | } |
492 | ||
493 | DEFUN ("user-real-login-name", Fuser_real_login_name, Suser_real_login_name, | |
494 | 0, 0, 0, | |
495 | "Return the name of the user's real uid, as a string.\n\ | |
9658bdd0 | 496 | This ignores the environment variables LOGNAME and USER, so it differs from\n\ |
b1da234a | 497 | `user-login-name' when running under `su'.") |
35692fe0 JB |
498 | () |
499 | { | |
f8a0e364 RS |
500 | /* Set up the user name info if we didn't do it before. |
501 | (That can happen if Emacs is dumpable | |
502 | but you decide to run `temacs -l loadup' and not dump. */ | |
35b34f72 | 503 | if (INTEGERP (Vuser_login_name)) |
f8a0e364 | 504 | init_editfns (); |
35b34f72 | 505 | return Vuser_real_login_name; |
35692fe0 JB |
506 | } |
507 | ||
508 | DEFUN ("user-uid", Fuser_uid, Suser_uid, 0, 0, 0, | |
509 | "Return the effective uid of Emacs, as an integer.") | |
510 | () | |
511 | { | |
512 | return make_number (geteuid ()); | |
513 | } | |
514 | ||
515 | DEFUN ("user-real-uid", Fuser_real_uid, Suser_real_uid, 0, 0, 0, | |
516 | "Return the real uid of Emacs, as an integer.") | |
517 | () | |
518 | { | |
519 | return make_number (getuid ()); | |
520 | } | |
521 | ||
522 | DEFUN ("user-full-name", Fuser_full_name, Suser_full_name, 0, 0, 0, | |
523 | "Return the full name of the user logged in, as a string.") | |
524 | () | |
525 | { | |
526 | return Vuser_full_name; | |
527 | } | |
528 | ||
529 | DEFUN ("system-name", Fsystem_name, Ssystem_name, 0, 0, 0, | |
530 | "Return the name of the machine you are running on, as a string.") | |
531 | () | |
532 | { | |
533 | return Vsystem_name; | |
534 | } | |
535 | ||
ac988277 KH |
536 | /* For the benefit of callers who don't want to include lisp.h */ |
537 | char * | |
538 | get_system_name () | |
539 | { | |
316506b2 | 540 | return (char *) XSTRING (Vsystem_name)->data; |
ac988277 KH |
541 | } |
542 | ||
7fd233b3 RS |
543 | DEFUN ("emacs-pid", Femacs_pid, Semacs_pid, 0, 0, 0, |
544 | "Return the process ID of Emacs, as an integer.") | |
545 | () | |
546 | { | |
547 | return make_number (getpid ()); | |
548 | } | |
549 | ||
d940e0e4 | 550 | DEFUN ("current-time", Fcurrent_time, Scurrent_time, 0, 0, 0, |
e983fdb2 | 551 | "Return the current time, as the number of seconds since 1970-01-01 00:00:00.\n\ |
956ace37 JB |
552 | The time is returned as a list of three integers. The first has the\n\ |
553 | most significant 16 bits of the seconds, while the second has the\n\ | |
554 | least significant 16 bits. The third integer gives the microsecond\n\ | |
555 | count.\n\ | |
556 | \n\ | |
557 | The microsecond count is zero on systems that do not provide\n\ | |
558 | resolution finer than a second.") | |
d940e0e4 JB |
559 | () |
560 | { | |
956ace37 JB |
561 | EMACS_TIME t; |
562 | Lisp_Object result[3]; | |
563 | ||
564 | EMACS_GET_TIME (t); | |
d2fd0445 KH |
565 | XSETINT (result[0], (EMACS_SECS (t) >> 16) & 0xffff); |
566 | XSETINT (result[1], (EMACS_SECS (t) >> 0) & 0xffff); | |
567 | XSETINT (result[2], EMACS_USECS (t)); | |
956ace37 JB |
568 | |
569 | return Flist (3, result); | |
d940e0e4 JB |
570 | } |
571 | \f | |
572 | ||
e3120ab5 JB |
573 | static int |
574 | lisp_time_argument (specified_time, result) | |
575 | Lisp_Object specified_time; | |
576 | time_t *result; | |
577 | { | |
578 | if (NILP (specified_time)) | |
579 | return time (result) != -1; | |
580 | else | |
581 | { | |
582 | Lisp_Object high, low; | |
583 | high = Fcar (specified_time); | |
584 | CHECK_NUMBER (high, 0); | |
585 | low = Fcdr (specified_time); | |
ae683129 | 586 | if (CONSP (low)) |
e3120ab5 JB |
587 | low = Fcar (low); |
588 | CHECK_NUMBER (low, 0); | |
589 | *result = (XINT (high) << 16) + (XINT (low) & 0xffff); | |
590 | return *result >> 16 == XINT (high); | |
591 | } | |
592 | } | |
593 | ||
2591ec64 | 594 | DEFUN ("format-time-string", Fformat_time_string, Sformat_time_string, 1, 2, 0, |
a82d387c RS |
595 | "Use FORMAT-STRING to format the time TIME.\n\ |
596 | TIME is specified as (HIGH LOW . IGNORED) or (HIGH . LOW), as from\n\ | |
597 | `current-time' and `file-attributes'.\n\ | |
598 | FORMAT-STRING may contain %-sequences to substitute parts of the time.\n\ | |
599 | %a is replaced by the abbreviated name of the day of week.\n\ | |
600 | %A is replaced by the full name of the day of week.\n\ | |
601 | %b is replaced by the abbreviated name of the month.\n\ | |
602 | %B is replaced by the full name of the month.\n\ | |
603 | %c is a synonym for \"%x %X\".\n\ | |
604 | %C is a locale-specific synonym, which defaults to \"%A, %B %e, %Y\" in the C locale.\n\ | |
605 | %d is replaced by the day of month, zero-padded.\n\ | |
606 | %D is a synonym for \"%m/%d/%y\".\n\ | |
607 | %e is replaced by the day of month, blank-padded.\n\ | |
608 | %h is a synonym for \"%b\".\n\ | |
609 | %H is replaced by the hour (00-23).\n\ | |
610 | %I is replaced by the hour (00-12).\n\ | |
611 | %j is replaced by the day of the year (001-366).\n\ | |
612 | %k is replaced by the hour (0-23), blank padded.\n\ | |
613 | %l is replaced by the hour (1-12), blank padded.\n\ | |
614 | %m is replaced by the month (01-12).\n\ | |
d28acb97 | 615 | %M is replaced by the minute (00-59).\n\ |
a82d387c RS |
616 | %n is a synonym for \"\\n\".\n\ |
617 | %p is replaced by AM or PM, as appropriate.\n\ | |
618 | %r is a synonym for \"%I:%M:%S %p\".\n\ | |
619 | %R is a synonym for \"%H:%M\".\n\ | |
d28acb97 | 620 | %S is replaced by the second (00-60).\n\ |
a82d387c RS |
621 | %t is a synonym for \"\\t\".\n\ |
622 | %T is a synonym for \"%H:%M:%S\".\n\ | |
623 | %U is replaced by the week of the year (01-52), first day of week is Sunday.\n\ | |
624 | %w is replaced by the day of week (0-6), Sunday is day 0.\n\ | |
625 | %W is replaced by the week of the year (01-52), first day of week is Monday.\n\ | |
626 | %x is a locale-specific synonym, which defaults to \"%D\" in the C locale.\n\ | |
627 | %X is a locale-specific synonym, which defaults to \"%T\" in the C locale.\n\ | |
628 | %y is replaced by the year without century (00-99).\n\ | |
629 | %Y is replaced by the year with century.\n\ | |
630 | %Z is replaced by the time zone abbreviation.\n\ | |
631 | \n\ | |
57937a87 | 632 | The number of options reflects the `strftime' function.") |
a82d387c RS |
633 | (format_string, time) |
634 | Lisp_Object format_string, time; | |
635 | { | |
636 | time_t value; | |
637 | int size; | |
638 | ||
639 | CHECK_STRING (format_string, 1); | |
640 | ||
641 | if (! lisp_time_argument (time, &value)) | |
642 | error ("Invalid time specification"); | |
643 | ||
644 | /* This is probably enough. */ | |
645 | size = XSTRING (format_string)->size * 6 + 50; | |
646 | ||
647 | while (1) | |
648 | { | |
649 | char *buf = (char *) alloca (size); | |
d28acb97 | 650 | *buf = 1; |
57937a87 | 651 | if (emacs_strftime (buf, size, XSTRING (format_string)->data, |
d28acb97 PE |
652 | localtime (&value)) |
653 | || !*buf) | |
a82d387c RS |
654 | return build_string (buf); |
655 | /* If buffer was too small, make it bigger. */ | |
656 | size *= 2; | |
657 | } | |
658 | } | |
659 | ||
4691c06d RS |
660 | DEFUN ("decode-time", Fdecode_time, Sdecode_time, 0, 1, 0, |
661 | "Decode a time value as (SEC MINUTE HOUR DAY MONTH YEAR DOW DST ZONE).\n\ | |
662 | The optional SPECIFIED-TIME should be a list of (HIGH LOW . IGNORED)\n\ | |
663 | or (HIGH . LOW), as from `current-time' and `file-attributes', or `nil'\n\ | |
664 | to use the current time. The list has the following nine members:\n\ | |
145b0681 RS |
665 | SEC is an integer between 0 and 60; SEC is 60 for a leap second, which\n\ |
666 | only some operating systems support. MINUTE is an integer between 0 and 59.\n\ | |
4691c06d RS |
667 | HOUR is an integer between 0 and 23. DAY is an integer between 1 and 31.\n\ |
668 | MONTH is an integer between 1 and 12. YEAR is an integer indicating the\n\ | |
669 | four-digit year. DOW is the day of week, an integer between 0 and 6, where\n\ | |
670 | 0 is Sunday. DST is t if daylight savings time is effect, otherwise nil.\n\ | |
671 | ZONE is an integer indicating the number of seconds east of Greenwich.\n\ | |
2c6c7c72 | 672 | \(Note that Common Lisp has different meanings for DOW and ZONE.)") |
4691c06d RS |
673 | (specified_time) |
674 | Lisp_Object specified_time; | |
675 | { | |
676 | time_t time_spec; | |
3c887943 | 677 | struct tm save_tm; |
4691c06d RS |
678 | struct tm *decoded_time; |
679 | Lisp_Object list_args[9]; | |
680 | ||
681 | if (! lisp_time_argument (specified_time, &time_spec)) | |
682 | error ("Invalid time specification"); | |
683 | ||
684 | decoded_time = localtime (&time_spec); | |
3c887943 KH |
685 | XSETFASTINT (list_args[0], decoded_time->tm_sec); |
686 | XSETFASTINT (list_args[1], decoded_time->tm_min); | |
687 | XSETFASTINT (list_args[2], decoded_time->tm_hour); | |
688 | XSETFASTINT (list_args[3], decoded_time->tm_mday); | |
689 | XSETFASTINT (list_args[4], decoded_time->tm_mon + 1); | |
690 | XSETFASTINT (list_args[5], decoded_time->tm_year + 1900); | |
691 | XSETFASTINT (list_args[6], decoded_time->tm_wday); | |
4691c06d | 692 | list_args[7] = (decoded_time->tm_isdst)? Qt : Qnil; |
3c887943 KH |
693 | |
694 | /* Make a copy, in case gmtime modifies the struct. */ | |
695 | save_tm = *decoded_time; | |
696 | decoded_time = gmtime (&time_spec); | |
697 | if (decoded_time == 0) | |
698 | list_args[8] = Qnil; | |
699 | else | |
700 | XSETINT (list_args[8], difftm (&save_tm, decoded_time)); | |
4691c06d RS |
701 | return Flist (9, list_args); |
702 | } | |
703 | ||
cce7b8a0 | 704 | DEFUN ("encode-time", Fencode_time, Sencode_time, 6, 7, 0, |
2591ec64 | 705 | "Convert SECOND, MINUTE, HOUR, DAY, MONTH, YEAR and ZONE to internal time.\n\ |
167d976b | 706 | This is the reverse operation of `decode-time', which see. ZONE defaults\n\ |
c59b5089 PE |
707 | to the current time zone rule if not specified; if specified, it can\n\ |
708 | be a string (as from `set-time-zone-rule'), or it can be a list\n\ | |
709 | (as from `current-time-zone') or an integer (as from `decode-time')\n\ | |
710 | applied without consideration for daylight savings time.\n\ | |
711 | Out-of-range values for SEC, MINUTE, HOUR, DAY, or MONTH are allowed;\n\ | |
712 | for example, a DAY of 0 means the day preceding the given month.\n\ | |
01ba8cce | 713 | Year numbers less than 100 are treated just like other year numbers.\n\ |
c59b5089 | 714 | If you want them to stand for years in this century, you must do that yourself.") |
2591ec64 EN |
715 | (second, minute, hour, day, month, year, zone) |
716 | Lisp_Object second, minute, hour, day, month, year, zone; | |
cce7b8a0 | 717 | { |
1b8fa736 | 718 | time_t time; |
c59b5089 PE |
719 | struct tm tm; |
720 | ||
2591ec64 | 721 | CHECK_NUMBER (second, 0); |
c59b5089 PE |
722 | CHECK_NUMBER (minute, 1); |
723 | CHECK_NUMBER (hour, 2); | |
724 | CHECK_NUMBER (day, 3); | |
725 | CHECK_NUMBER (month, 4); | |
726 | CHECK_NUMBER (year, 5); | |
727 | ||
2591ec64 | 728 | tm.tm_sec = XINT (second); |
c59b5089 PE |
729 | tm.tm_min = XINT (minute); |
730 | tm.tm_hour = XINT (hour); | |
731 | tm.tm_mday = XINT (day); | |
732 | tm.tm_mon = XINT (month) - 1; | |
733 | tm.tm_year = XINT (year) - 1900; | |
734 | tm.tm_isdst = -1; | |
735 | ||
736 | if (CONSP (zone)) | |
737 | zone = Fcar (zone); | |
1b8fa736 | 738 | if (NILP (zone)) |
c59b5089 PE |
739 | time = mktime (&tm); |
740 | else | |
1b8fa736 | 741 | { |
c59b5089 PE |
742 | char tzbuf[100]; |
743 | char *tzstring; | |
744 | char **oldenv = environ, **newenv; | |
745 | ||
746 | if (STRINGP (zone)) | |
4d4c1514 | 747 | tzstring = (char *) XSTRING (zone)->data; |
c59b5089 | 748 | else if (INTEGERP (zone)) |
1b8fa736 | 749 | { |
c59b5089 PE |
750 | int abszone = abs (XINT (zone)); |
751 | sprintf (tzbuf, "XXX%s%d:%02d:%02d", "-" + (XINT (zone) < 0), | |
752 | abszone / (60*60), (abszone/60) % 60, abszone % 60); | |
753 | tzstring = tzbuf; | |
1b8fa736 | 754 | } |
c59b5089 PE |
755 | else |
756 | error ("Invalid time zone specification"); | |
757 | ||
758 | /* Set TZ before calling mktime; merely adjusting mktime's returned | |
759 | value doesn't suffice, since that would mishandle leap seconds. */ | |
760 | set_time_zone_rule (tzstring); | |
761 | ||
762 | time = mktime (&tm); | |
763 | ||
764 | /* Restore TZ to previous value. */ | |
765 | newenv = environ; | |
766 | environ = oldenv; | |
767 | free (newenv); | |
768 | #ifdef LOCALTIME_CACHE | |
769 | tzset (); | |
770 | #endif | |
1b8fa736 | 771 | } |
1b8fa736 | 772 | |
c59b5089 PE |
773 | if (time == (time_t) -1) |
774 | error ("Specified time is not representable"); | |
775 | ||
776 | return make_time (time); | |
cce7b8a0 RS |
777 | } |
778 | ||
2148f2b4 | 779 | DEFUN ("current-time-string", Fcurrent_time_string, Scurrent_time_string, 0, 1, 0, |
35692fe0 | 780 | "Return the current time, as a human-readable string.\n\ |
2148f2b4 RS |
781 | Programs can use this function to decode a time,\n\ |
782 | since the number of columns in each field is fixed.\n\ | |
783 | The format is `Sun Sep 16 01:03:52 1973'.\n\ | |
784 | If an argument is given, it specifies a time to format\n\ | |
785 | instead of the current time. The argument should have the form:\n\ | |
786 | (HIGH . LOW)\n\ | |
787 | or the form:\n\ | |
788 | (HIGH LOW . IGNORED).\n\ | |
789 | Thus, you can use times obtained from `current-time'\n\ | |
790 | and from `file-attributes'.") | |
791 | (specified_time) | |
792 | Lisp_Object specified_time; | |
793 | { | |
e3120ab5 | 794 | time_t value; |
35692fe0 | 795 | char buf[30]; |
2148f2b4 RS |
796 | register char *tem; |
797 | ||
e3120ab5 JB |
798 | if (! lisp_time_argument (specified_time, &value)) |
799 | value = -1; | |
2148f2b4 | 800 | tem = (char *) ctime (&value); |
35692fe0 JB |
801 | |
802 | strncpy (buf, tem, 24); | |
803 | buf[24] = 0; | |
804 | ||
805 | return build_string (buf); | |
806 | } | |
c2662aea | 807 | |
e3120ab5 JB |
808 | #define TM_YEAR_ORIGIN 1900 |
809 | ||
810 | /* Yield A - B, measured in seconds. */ | |
811 | static long | |
8e718b4e | 812 | difftm (a, b) |
e3120ab5 JB |
813 | struct tm *a, *b; |
814 | { | |
815 | int ay = a->tm_year + (TM_YEAR_ORIGIN - 1); | |
816 | int by = b->tm_year + (TM_YEAR_ORIGIN - 1); | |
8e718b4e | 817 | /* Some compilers can't handle this as a single return statement. */ |
68a49b18 | 818 | long days = ( |
8e718b4e KH |
819 | /* difference in day of year */ |
820 | a->tm_yday - b->tm_yday | |
821 | /* + intervening leap days */ | |
822 | + ((ay >> 2) - (by >> 2)) | |
823 | - (ay/100 - by/100) | |
824 | + ((ay/100 >> 2) - (by/100 >> 2)) | |
825 | /* + difference in years * 365 */ | |
826 | + (long)(ay-by) * 365 | |
827 | ); | |
828 | return (60*(60*(24*days + (a->tm_hour - b->tm_hour)) | |
829 | + (a->tm_min - b->tm_min)) | |
830 | + (a->tm_sec - b->tm_sec)); | |
e3120ab5 JB |
831 | } |
832 | ||
833 | DEFUN ("current-time-zone", Fcurrent_time_zone, Scurrent_time_zone, 0, 1, 0, | |
834 | "Return the offset and name for the local time zone.\n\ | |
835 | This returns a list of the form (OFFSET NAME).\n\ | |
836 | OFFSET is an integer number of seconds ahead of UTC (east of Greenwich).\n\ | |
837 | A negative value means west of Greenwich.\n\ | |
838 | NAME is a string giving the name of the time zone.\n\ | |
839 | If an argument is given, it specifies when the time zone offset is determined\n\ | |
840 | instead of using the current time. The argument should have the form:\n\ | |
841 | (HIGH . LOW)\n\ | |
842 | or the form:\n\ | |
843 | (HIGH LOW . IGNORED).\n\ | |
844 | Thus, you can use times obtained from `current-time'\n\ | |
845 | and from `file-attributes'.\n\ | |
773c1fd3 JB |
846 | \n\ |
847 | Some operating systems cannot provide all this information to Emacs;\n\ | |
2d88f747 | 848 | in this case, `current-time-zone' returns a list containing nil for\n\ |
773c1fd3 | 849 | the data it can't find.") |
e3120ab5 JB |
850 | (specified_time) |
851 | Lisp_Object specified_time; | |
c2662aea | 852 | { |
e3120ab5 JB |
853 | time_t value; |
854 | struct tm *t; | |
c2662aea | 855 | |
e3120ab5 | 856 | if (lisp_time_argument (specified_time, &value) |
2d88f747 | 857 | && (t = gmtime (&value)) != 0) |
e3120ab5 | 858 | { |
2d88f747 | 859 | struct tm gmt; |
e3120ab5 JB |
860 | long offset; |
861 | char *s, buf[6]; | |
2d88f747 RS |
862 | |
863 | gmt = *t; /* Make a copy, in case localtime modifies *t. */ | |
864 | t = localtime (&value); | |
865 | offset = difftm (t, &gmt); | |
e3120ab5 JB |
866 | s = 0; |
867 | #ifdef HAVE_TM_ZONE | |
868 | if (t->tm_zone) | |
5fd4de15 | 869 | s = (char *)t->tm_zone; |
a7971c39 RS |
870 | #else /* not HAVE_TM_ZONE */ |
871 | #ifdef HAVE_TZNAME | |
872 | if (t->tm_isdst == 0 || t->tm_isdst == 1) | |
873 | s = tzname[t->tm_isdst]; | |
c2662aea | 874 | #endif |
a7971c39 | 875 | #endif /* not HAVE_TM_ZONE */ |
e3120ab5 JB |
876 | if (!s) |
877 | { | |
878 | /* No local time zone name is available; use "+-NNNN" instead. */ | |
00fc94d0 | 879 | int am = (offset < 0 ? -offset : offset) / 60; |
e3120ab5 JB |
880 | sprintf (buf, "%c%02d%02d", (offset < 0 ? '-' : '+'), am/60, am%60); |
881 | s = buf; | |
882 | } | |
883 | return Fcons (make_number (offset), Fcons (build_string (s), Qnil)); | |
884 | } | |
885 | else | |
886 | return Fmake_list (2, Qnil); | |
c2662aea JB |
887 | } |
888 | ||
260e2e2a KH |
889 | /* This holds the value of `environ' produced by the previous |
890 | call to Fset_time_zone_rule, or 0 if Fset_time_zone_rule | |
891 | has never been called. */ | |
892 | static char **environbuf; | |
893 | ||
143cb9a9 RS |
894 | DEFUN ("set-time-zone-rule", Fset_time_zone_rule, Sset_time_zone_rule, 1, 1, 0, |
895 | "Set the local time zone using TZ, a string specifying a time zone rule.\n\ | |
896 | If TZ is nil, use implementation-defined default time zone information.") | |
897 | (tz) | |
898 | Lisp_Object tz; | |
899 | { | |
143cb9a9 RS |
900 | char *tzstring; |
901 | ||
902 | if (NILP (tz)) | |
903 | tzstring = 0; | |
904 | else | |
905 | { | |
906 | CHECK_STRING (tz, 0); | |
4d4c1514 | 907 | tzstring = (char *) XSTRING (tz)->data; |
143cb9a9 RS |
908 | } |
909 | ||
c59b5089 PE |
910 | set_time_zone_rule (tzstring); |
911 | if (environbuf) | |
912 | free (environbuf); | |
913 | environbuf = environ; | |
914 | ||
915 | return Qnil; | |
916 | } | |
917 | ||
918 | /* Set the local time zone rule to TZSTRING. | |
919 | This allocates memory into `environ', which it is the caller's | |
920 | responsibility to free. */ | |
a92ae0ce | 921 | void |
c59b5089 PE |
922 | set_time_zone_rule (tzstring) |
923 | char *tzstring; | |
924 | { | |
925 | int envptrs; | |
926 | char **from, **to, **newenv; | |
927 | ||
143cb9a9 RS |
928 | for (from = environ; *from; from++) |
929 | continue; | |
930 | envptrs = from - environ + 2; | |
931 | newenv = to = (char **) xmalloc (envptrs * sizeof (char *) | |
932 | + (tzstring ? strlen (tzstring) + 4 : 0)); | |
933 | if (tzstring) | |
934 | { | |
935 | char *t = (char *) (to + envptrs); | |
936 | strcpy (t, "TZ="); | |
937 | strcat (t, tzstring); | |
938 | *to++ = t; | |
939 | } | |
940 | ||
941 | for (from = environ; *from; from++) | |
942 | if (strncmp (*from, "TZ=", 3) != 0) | |
943 | *to++ = *from; | |
944 | *to = 0; | |
945 | ||
946 | environ = newenv; | |
143cb9a9 RS |
947 | |
948 | #ifdef LOCALTIME_CACHE | |
949 | tzset (); | |
950 | #endif | |
143cb9a9 | 951 | } |
35692fe0 JB |
952 | \f |
953 | void | |
954 | insert1 (arg) | |
955 | Lisp_Object arg; | |
956 | { | |
957 | Finsert (1, &arg); | |
958 | } | |
959 | ||
52b14ac0 JB |
960 | |
961 | /* Callers passing one argument to Finsert need not gcpro the | |
962 | argument "array", since the only element of the array will | |
963 | not be used after calling insert or insert_from_string, so | |
964 | we don't care if it gets trashed. */ | |
965 | ||
35692fe0 JB |
966 | DEFUN ("insert", Finsert, Sinsert, 0, MANY, 0, |
967 | "Insert the arguments, either strings or characters, at point.\n\ | |
968 | Point moves forward so that it ends up after the inserted text.\n\ | |
969 | Any other markers at the point of insertion remain before the text.") | |
970 | (nargs, args) | |
971 | int nargs; | |
972 | register Lisp_Object *args; | |
973 | { | |
974 | register int argnum; | |
975 | register Lisp_Object tem; | |
976 | char str[1]; | |
35692fe0 JB |
977 | |
978 | for (argnum = 0; argnum < nargs; argnum++) | |
979 | { | |
980 | tem = args[argnum]; | |
981 | retry: | |
ae683129 | 982 | if (INTEGERP (tem)) |
35692fe0 JB |
983 | { |
984 | str[0] = XINT (tem); | |
985 | insert (str, 1); | |
986 | } | |
ae683129 | 987 | else if (STRINGP (tem)) |
35692fe0 | 988 | { |
be91036a RS |
989 | insert_from_string (tem, 0, XSTRING (tem)->size, 0); |
990 | } | |
991 | else | |
992 | { | |
993 | tem = wrong_type_argument (Qchar_or_string_p, tem); | |
994 | goto retry; | |
995 | } | |
996 | } | |
997 | ||
998 | return Qnil; | |
999 | } | |
1000 | ||
1001 | DEFUN ("insert-and-inherit", Finsert_and_inherit, Sinsert_and_inherit, | |
1002 | 0, MANY, 0, | |
1003 | "Insert the arguments at point, inheriting properties from adjoining text.\n\ | |
1004 | Point moves forward so that it ends up after the inserted text.\n\ | |
1005 | Any other markers at the point of insertion remain before the text.") | |
1006 | (nargs, args) | |
1007 | int nargs; | |
1008 | register Lisp_Object *args; | |
1009 | { | |
1010 | register int argnum; | |
1011 | register Lisp_Object tem; | |
1012 | char str[1]; | |
1013 | ||
1014 | for (argnum = 0; argnum < nargs; argnum++) | |
1015 | { | |
1016 | tem = args[argnum]; | |
1017 | retry: | |
ae683129 | 1018 | if (INTEGERP (tem)) |
be91036a RS |
1019 | { |
1020 | str[0] = XINT (tem); | |
107740f5 | 1021 | insert_and_inherit (str, 1); |
be91036a | 1022 | } |
ae683129 | 1023 | else if (STRINGP (tem)) |
be91036a RS |
1024 | { |
1025 | insert_from_string (tem, 0, XSTRING (tem)->size, 1); | |
35692fe0 JB |
1026 | } |
1027 | else | |
1028 | { | |
1029 | tem = wrong_type_argument (Qchar_or_string_p, tem); | |
1030 | goto retry; | |
1031 | } | |
1032 | } | |
1033 | ||
35692fe0 JB |
1034 | return Qnil; |
1035 | } | |
1036 | ||
1037 | DEFUN ("insert-before-markers", Finsert_before_markers, Sinsert_before_markers, 0, MANY, 0, | |
1038 | "Insert strings or characters at point, relocating markers after the text.\n\ | |
1039 | Point moves forward so that it ends up after the inserted text.\n\ | |
1040 | Any other markers at the point of insertion also end up after the text.") | |
1041 | (nargs, args) | |
1042 | int nargs; | |
1043 | register Lisp_Object *args; | |
1044 | { | |
1045 | register int argnum; | |
1046 | register Lisp_Object tem; | |
1047 | char str[1]; | |
35692fe0 JB |
1048 | |
1049 | for (argnum = 0; argnum < nargs; argnum++) | |
1050 | { | |
1051 | tem = args[argnum]; | |
1052 | retry: | |
ae683129 | 1053 | if (INTEGERP (tem)) |
35692fe0 JB |
1054 | { |
1055 | str[0] = XINT (tem); | |
1056 | insert_before_markers (str, 1); | |
1057 | } | |
ae683129 | 1058 | else if (STRINGP (tem)) |
35692fe0 | 1059 | { |
be91036a RS |
1060 | insert_from_string_before_markers (tem, 0, XSTRING (tem)->size, 0); |
1061 | } | |
1062 | else | |
1063 | { | |
1064 | tem = wrong_type_argument (Qchar_or_string_p, tem); | |
1065 | goto retry; | |
1066 | } | |
1067 | } | |
1068 | ||
1069 | return Qnil; | |
1070 | } | |
1071 | ||
1072 | DEFUN ("insert-before-markers-and-inherit", | |
1073 | Finsert_and_inherit_before_markers, Sinsert_and_inherit_before_markers, | |
1074 | 0, MANY, 0, | |
1075 | "Insert text at point, relocating markers and inheriting properties.\n\ | |
1076 | Point moves forward so that it ends up after the inserted text.\n\ | |
1077 | Any other markers at the point of insertion also end up after the text.") | |
1078 | (nargs, args) | |
1079 | int nargs; | |
1080 | register Lisp_Object *args; | |
1081 | { | |
1082 | register int argnum; | |
1083 | register Lisp_Object tem; | |
1084 | char str[1]; | |
1085 | ||
1086 | for (argnum = 0; argnum < nargs; argnum++) | |
1087 | { | |
1088 | tem = args[argnum]; | |
1089 | retry: | |
ae683129 | 1090 | if (INTEGERP (tem)) |
be91036a RS |
1091 | { |
1092 | str[0] = XINT (tem); | |
107740f5 | 1093 | insert_before_markers_and_inherit (str, 1); |
be91036a | 1094 | } |
ae683129 | 1095 | else if (STRINGP (tem)) |
be91036a RS |
1096 | { |
1097 | insert_from_string_before_markers (tem, 0, XSTRING (tem)->size, 1); | |
35692fe0 JB |
1098 | } |
1099 | else | |
1100 | { | |
1101 | tem = wrong_type_argument (Qchar_or_string_p, tem); | |
1102 | goto retry; | |
1103 | } | |
1104 | } | |
1105 | ||
35692fe0 JB |
1106 | return Qnil; |
1107 | } | |
1108 | \f | |
e2eeabbb | 1109 | DEFUN ("insert-char", Finsert_char, Sinsert_char, 2, 3, 0, |
2591ec64 | 1110 | "Insert COUNT (second arg) copies of CHARACTER (first arg).\n\ |
35692fe0 | 1111 | Point and all markers are affected as in the function `insert'.\n\ |
e2eeabbb RS |
1112 | Both arguments are required.\n\ |
1113 | The optional third arg INHERIT, if non-nil, says to inherit text properties\n\ | |
1114 | from adjoining text, if those properties are sticky.") | |
2591ec64 EN |
1115 | (character, count, inherit) |
1116 | Lisp_Object character, count, inherit; | |
35692fe0 JB |
1117 | { |
1118 | register unsigned char *string; | |
1119 | register int strlen; | |
1120 | register int i, n; | |
1121 | ||
2591ec64 | 1122 | CHECK_NUMBER (character, 0); |
35692fe0 JB |
1123 | CHECK_NUMBER (count, 1); |
1124 | ||
1125 | n = XINT (count); | |
1126 | if (n <= 0) | |
1127 | return Qnil; | |
1128 | strlen = min (n, 256); | |
1129 | string = (unsigned char *) alloca (strlen); | |
1130 | for (i = 0; i < strlen; i++) | |
2591ec64 | 1131 | string[i] = XFASTINT (character); |
35692fe0 JB |
1132 | while (n >= strlen) |
1133 | { | |
e2eeabbb RS |
1134 | if (!NILP (inherit)) |
1135 | insert_and_inherit (string, strlen); | |
1136 | else | |
1137 | insert (string, strlen); | |
35692fe0 JB |
1138 | n -= strlen; |
1139 | } | |
1140 | if (n > 0) | |
83951f1e KH |
1141 | { |
1142 | if (!NILP (inherit)) | |
1143 | insert_and_inherit (string, n); | |
1144 | else | |
1145 | insert (string, n); | |
1146 | } | |
35692fe0 JB |
1147 | return Qnil; |
1148 | } | |
1149 | ||
1150 | \f | |
ffd56f97 JB |
1151 | /* Making strings from buffer contents. */ |
1152 | ||
1153 | /* Return a Lisp_String containing the text of the current buffer from | |
74d6d8c5 | 1154 | START to END. If text properties are in use and the current buffer |
eb8c3be9 | 1155 | has properties in the range specified, the resulting string will also |
260e2e2a | 1156 | have them, if PROPS is nonzero. |
ffd56f97 JB |
1157 | |
1158 | We don't want to use plain old make_string here, because it calls | |
1159 | make_uninit_string, which can cause the buffer arena to be | |
1160 | compacted. make_string has no way of knowing that the data has | |
1161 | been moved, and thus copies the wrong data into the string. This | |
1162 | doesn't effect most of the other users of make_string, so it should | |
1163 | be left as is. But we should use this function when conjuring | |
1164 | buffer substrings. */ | |
74d6d8c5 | 1165 | |
ffd56f97 | 1166 | Lisp_Object |
260e2e2a | 1167 | make_buffer_string (start, end, props) |
ffd56f97 | 1168 | int start, end; |
260e2e2a | 1169 | int props; |
ffd56f97 | 1170 | { |
36b0d50e | 1171 | Lisp_Object result, tem, tem1; |
ffd56f97 JB |
1172 | |
1173 | if (start < GPT && GPT < end) | |
1174 | move_gap (start); | |
1175 | ||
1176 | result = make_uninit_string (end - start); | |
1177 | bcopy (&FETCH_CHAR (start), XSTRING (result)->data, end - start); | |
1178 | ||
260e2e2a | 1179 | /* If desired, update and copy the text properties. */ |
60b96ee7 | 1180 | #ifdef USE_TEXT_PROPERTIES |
260e2e2a KH |
1181 | if (props) |
1182 | { | |
1183 | update_buffer_properties (start, end); | |
1184 | ||
1185 | tem = Fnext_property_change (make_number (start), Qnil, make_number (end)); | |
1186 | tem1 = Ftext_properties_at (make_number (start), Qnil); | |
1187 | ||
1188 | if (XINT (tem) != end || !NILP (tem1)) | |
1189 | copy_intervals_to_string (result, current_buffer, start, end - start); | |
1190 | } | |
60b96ee7 | 1191 | #endif |
74d6d8c5 | 1192 | |
ffd56f97 JB |
1193 | return result; |
1194 | } | |
35692fe0 | 1195 | |
260e2e2a KH |
1196 | /* Call Vbuffer_access_fontify_functions for the range START ... END |
1197 | in the current buffer, if necessary. */ | |
1198 | ||
1199 | static void | |
1200 | update_buffer_properties (start, end) | |
1201 | int start, end; | |
1202 | { | |
1203 | #ifdef USE_TEXT_PROPERTIES | |
1204 | /* If this buffer has some access functions, | |
1205 | call them, specifying the range of the buffer being accessed. */ | |
1206 | if (!NILP (Vbuffer_access_fontify_functions)) | |
1207 | { | |
1208 | Lisp_Object args[3]; | |
1209 | Lisp_Object tem; | |
1210 | ||
1211 | args[0] = Qbuffer_access_fontify_functions; | |
1212 | XSETINT (args[1], start); | |
1213 | XSETINT (args[2], end); | |
1214 | ||
1215 | /* But don't call them if we can tell that the work | |
1216 | has already been done. */ | |
1217 | if (!NILP (Vbuffer_access_fontified_property)) | |
1218 | { | |
1219 | tem = Ftext_property_any (args[1], args[2], | |
1220 | Vbuffer_access_fontified_property, | |
1221 | Qnil, Qnil); | |
1222 | if (! NILP (tem)) | |
ced1d19a | 1223 | Frun_hook_with_args (3, args); |
260e2e2a KH |
1224 | } |
1225 | else | |
ced1d19a | 1226 | Frun_hook_with_args (3, args); |
260e2e2a KH |
1227 | } |
1228 | #endif | |
1229 | } | |
1230 | ||
35692fe0 JB |
1231 | DEFUN ("buffer-substring", Fbuffer_substring, Sbuffer_substring, 2, 2, 0, |
1232 | "Return the contents of part of the current buffer as a string.\n\ | |
1233 | The two arguments START and END are character positions;\n\ | |
1234 | they can be in either order.") | |
2591ec64 EN |
1235 | (start, end) |
1236 | Lisp_Object start, end; | |
35692fe0 | 1237 | { |
2591ec64 | 1238 | register int b, e; |
35692fe0 | 1239 | |
2591ec64 EN |
1240 | validate_region (&start, &end); |
1241 | b = XINT (start); | |
1242 | e = XINT (end); | |
35692fe0 | 1243 | |
2591ec64 | 1244 | return make_buffer_string (b, e, 1); |
260e2e2a KH |
1245 | } |
1246 | ||
1247 | DEFUN ("buffer-substring-no-properties", Fbuffer_substring_no_properties, | |
1248 | Sbuffer_substring_no_properties, 2, 2, 0, | |
1249 | "Return the characters of part of the buffer, without the text properties.\n\ | |
1250 | The two arguments START and END are character positions;\n\ | |
1251 | they can be in either order.") | |
2591ec64 EN |
1252 | (start, end) |
1253 | Lisp_Object start, end; | |
260e2e2a | 1254 | { |
2591ec64 | 1255 | register int b, e; |
260e2e2a | 1256 | |
2591ec64 EN |
1257 | validate_region (&start, &end); |
1258 | b = XINT (start); | |
1259 | e = XINT (end); | |
260e2e2a | 1260 | |
2591ec64 | 1261 | return make_buffer_string (b, e, 0); |
35692fe0 JB |
1262 | } |
1263 | ||
1264 | DEFUN ("buffer-string", Fbuffer_string, Sbuffer_string, 0, 0, 0, | |
af7bd86c KH |
1265 | "Return the contents of the current buffer as a string.\n\ |
1266 | If narrowing is in effect, this function returns only the visible part\n\ | |
1267 | of the buffer.") | |
35692fe0 JB |
1268 | () |
1269 | { | |
260e2e2a | 1270 | return make_buffer_string (BEGV, ZV, 1); |
35692fe0 JB |
1271 | } |
1272 | ||
1273 | DEFUN ("insert-buffer-substring", Finsert_buffer_substring, Sinsert_buffer_substring, | |
1274 | 1, 3, 0, | |
83ea6fc2 | 1275 | "Insert before point a substring of the contents of buffer BUFFER.\n\ |
35692fe0 JB |
1276 | BUFFER may be a buffer or a buffer name.\n\ |
1277 | Arguments START and END are character numbers specifying the substring.\n\ | |
1278 | They default to the beginning and the end of BUFFER.") | |
2591ec64 EN |
1279 | (buf, start, end) |
1280 | Lisp_Object buf, start, end; | |
35692fe0 | 1281 | { |
2591ec64 | 1282 | register int b, e, temp; |
260e2e2a | 1283 | register struct buffer *bp, *obuf; |
3fff2dfa | 1284 | Lisp_Object buffer; |
35692fe0 | 1285 | |
3fff2dfa RS |
1286 | buffer = Fget_buffer (buf); |
1287 | if (NILP (buffer)) | |
1288 | nsberror (buf); | |
1289 | bp = XBUFFER (buffer); | |
35692fe0 | 1290 | |
2591ec64 EN |
1291 | if (NILP (start)) |
1292 | b = BUF_BEGV (bp); | |
35692fe0 JB |
1293 | else |
1294 | { | |
2591ec64 EN |
1295 | CHECK_NUMBER_COERCE_MARKER (start, 0); |
1296 | b = XINT (start); | |
35692fe0 | 1297 | } |
2591ec64 EN |
1298 | if (NILP (end)) |
1299 | e = BUF_ZV (bp); | |
35692fe0 JB |
1300 | else |
1301 | { | |
2591ec64 EN |
1302 | CHECK_NUMBER_COERCE_MARKER (end, 1); |
1303 | e = XINT (end); | |
35692fe0 JB |
1304 | } |
1305 | ||
2591ec64 EN |
1306 | if (b > e) |
1307 | temp = b, b = e, e = temp; | |
35692fe0 | 1308 | |
2591ec64 EN |
1309 | if (!(BUF_BEGV (bp) <= b && e <= BUF_ZV (bp))) |
1310 | args_out_of_range (start, end); | |
35692fe0 | 1311 | |
260e2e2a KH |
1312 | obuf = current_buffer; |
1313 | set_buffer_internal_1 (bp); | |
2591ec64 | 1314 | update_buffer_properties (b, e); |
260e2e2a KH |
1315 | set_buffer_internal_1 (obuf); |
1316 | ||
2591ec64 | 1317 | insert_from_buffer (bp, b, e - b, 0); |
35692fe0 JB |
1318 | return Qnil; |
1319 | } | |
e9cf2084 RS |
1320 | |
1321 | DEFUN ("compare-buffer-substrings", Fcompare_buffer_substrings, Scompare_buffer_substrings, | |
1322 | 6, 6, 0, | |
1323 | "Compare two substrings of two buffers; return result as number.\n\ | |
1324 | the value is -N if first string is less after N-1 chars,\n\ | |
1325 | +N if first string is greater after N-1 chars, or 0 if strings match.\n\ | |
1326 | Each substring is represented as three arguments: BUFFER, START and END.\n\ | |
1327 | That makes six args in all, three for each substring.\n\n\ | |
1328 | The value of `case-fold-search' in the current buffer\n\ | |
1329 | determines whether case is significant or ignored.") | |
1330 | (buffer1, start1, end1, buffer2, start2, end2) | |
1331 | Lisp_Object buffer1, start1, end1, buffer2, start2, end2; | |
1332 | { | |
1333 | register int begp1, endp1, begp2, endp2, temp, len1, len2, length, i; | |
1334 | register struct buffer *bp1, *bp2; | |
2a8b0ff0 | 1335 | register Lisp_Object *trt |
e9cf2084 | 1336 | = (!NILP (current_buffer->case_fold_search) |
2a8b0ff0 | 1337 | ? XCHAR_TABLE (current_buffer->case_canon_table)->contents : 0); |
e9cf2084 RS |
1338 | |
1339 | /* Find the first buffer and its substring. */ | |
1340 | ||
1341 | if (NILP (buffer1)) | |
1342 | bp1 = current_buffer; | |
1343 | else | |
1344 | { | |
3fff2dfa RS |
1345 | Lisp_Object buf1; |
1346 | buf1 = Fget_buffer (buffer1); | |
1347 | if (NILP (buf1)) | |
1348 | nsberror (buffer1); | |
1349 | bp1 = XBUFFER (buf1); | |
e9cf2084 RS |
1350 | } |
1351 | ||
1352 | if (NILP (start1)) | |
1353 | begp1 = BUF_BEGV (bp1); | |
1354 | else | |
1355 | { | |
1356 | CHECK_NUMBER_COERCE_MARKER (start1, 1); | |
1357 | begp1 = XINT (start1); | |
1358 | } | |
1359 | if (NILP (end1)) | |
1360 | endp1 = BUF_ZV (bp1); | |
1361 | else | |
1362 | { | |
1363 | CHECK_NUMBER_COERCE_MARKER (end1, 2); | |
1364 | endp1 = XINT (end1); | |
1365 | } | |
1366 | ||
1367 | if (begp1 > endp1) | |
1368 | temp = begp1, begp1 = endp1, endp1 = temp; | |
1369 | ||
1370 | if (!(BUF_BEGV (bp1) <= begp1 | |
1371 | && begp1 <= endp1 | |
1372 | && endp1 <= BUF_ZV (bp1))) | |
1373 | args_out_of_range (start1, end1); | |
1374 | ||
1375 | /* Likewise for second substring. */ | |
1376 | ||
1377 | if (NILP (buffer2)) | |
1378 | bp2 = current_buffer; | |
1379 | else | |
1380 | { | |
3fff2dfa RS |
1381 | Lisp_Object buf2; |
1382 | buf2 = Fget_buffer (buffer2); | |
1383 | if (NILP (buf2)) | |
1384 | nsberror (buffer2); | |
e9cf2084 RS |
1385 | bp2 = XBUFFER (buffer2); |
1386 | } | |
1387 | ||
1388 | if (NILP (start2)) | |
1389 | begp2 = BUF_BEGV (bp2); | |
1390 | else | |
1391 | { | |
1392 | CHECK_NUMBER_COERCE_MARKER (start2, 4); | |
1393 | begp2 = XINT (start2); | |
1394 | } | |
1395 | if (NILP (end2)) | |
1396 | endp2 = BUF_ZV (bp2); | |
1397 | else | |
1398 | { | |
1399 | CHECK_NUMBER_COERCE_MARKER (end2, 5); | |
1400 | endp2 = XINT (end2); | |
1401 | } | |
1402 | ||
1403 | if (begp2 > endp2) | |
1404 | temp = begp2, begp2 = endp2, endp2 = temp; | |
1405 | ||
1406 | if (!(BUF_BEGV (bp2) <= begp2 | |
1407 | && begp2 <= endp2 | |
1408 | && endp2 <= BUF_ZV (bp2))) | |
1409 | args_out_of_range (start2, end2); | |
1410 | ||
1411 | len1 = endp1 - begp1; | |
1412 | len2 = endp2 - begp2; | |
1413 | length = len1; | |
1414 | if (len2 < length) | |
1415 | length = len2; | |
1416 | ||
1417 | for (i = 0; i < length; i++) | |
1418 | { | |
1419 | int c1 = *BUF_CHAR_ADDRESS (bp1, begp1 + i); | |
1420 | int c2 = *BUF_CHAR_ADDRESS (bp2, begp2 + i); | |
1421 | if (trt) | |
1422 | { | |
1423 | c1 = trt[c1]; | |
1424 | c2 = trt[c2]; | |
1425 | } | |
1426 | if (c1 < c2) | |
1427 | return make_number (- 1 - i); | |
1428 | if (c1 > c2) | |
1429 | return make_number (i + 1); | |
1430 | } | |
1431 | ||
1432 | /* The strings match as far as they go. | |
1433 | If one is shorter, that one is less. */ | |
1434 | if (length < len1) | |
1435 | return make_number (length + 1); | |
1436 | else if (length < len2) | |
1437 | return make_number (- length - 1); | |
1438 | ||
1439 | /* Same length too => they are equal. */ | |
1440 | return make_number (0); | |
1441 | } | |
35692fe0 | 1442 | \f |
d5a539cd RS |
1443 | static Lisp_Object |
1444 | subst_char_in_region_unwind (arg) | |
1445 | Lisp_Object arg; | |
1446 | { | |
1447 | return current_buffer->undo_list = arg; | |
1448 | } | |
1449 | ||
c8e76b47 RS |
1450 | static Lisp_Object |
1451 | subst_char_in_region_unwind_1 (arg) | |
1452 | Lisp_Object arg; | |
1453 | { | |
1454 | return current_buffer->filename = arg; | |
1455 | } | |
1456 | ||
35692fe0 JB |
1457 | DEFUN ("subst-char-in-region", Fsubst_char_in_region, |
1458 | Ssubst_char_in_region, 4, 5, 0, | |
1459 | "From START to END, replace FROMCHAR with TOCHAR each time it occurs.\n\ | |
1460 | If optional arg NOUNDO is non-nil, don't record this change for undo\n\ | |
1461 | and don't mark the buffer as really changed.") | |
1462 | (start, end, fromchar, tochar, noundo) | |
1463 | Lisp_Object start, end, fromchar, tochar, noundo; | |
1464 | { | |
1465 | register int pos, stop, look; | |
60b96ee7 | 1466 | int changed = 0; |
d5a539cd | 1467 | int count = specpdl_ptr - specpdl; |
35692fe0 JB |
1468 | |
1469 | validate_region (&start, &end); | |
1470 | CHECK_NUMBER (fromchar, 2); | |
1471 | CHECK_NUMBER (tochar, 3); | |
1472 | ||
1473 | pos = XINT (start); | |
1474 | stop = XINT (end); | |
1475 | look = XINT (fromchar); | |
1476 | ||
d5a539cd RS |
1477 | /* If we don't want undo, turn off putting stuff on the list. |
1478 | That's faster than getting rid of things, | |
c8e76b47 RS |
1479 | and it prevents even the entry for a first change. |
1480 | Also inhibit locking the file. */ | |
d5a539cd RS |
1481 | if (!NILP (noundo)) |
1482 | { | |
1483 | record_unwind_protect (subst_char_in_region_unwind, | |
1484 | current_buffer->undo_list); | |
1485 | current_buffer->undo_list = Qt; | |
c8e76b47 RS |
1486 | /* Don't do file-locking. */ |
1487 | record_unwind_protect (subst_char_in_region_unwind_1, | |
1488 | current_buffer->filename); | |
1489 | current_buffer->filename = Qnil; | |
d5a539cd RS |
1490 | } |
1491 | ||
35692fe0 JB |
1492 | while (pos < stop) |
1493 | { | |
1494 | if (FETCH_CHAR (pos) == look) | |
1495 | { | |
60b96ee7 RS |
1496 | if (! changed) |
1497 | { | |
1498 | modify_region (current_buffer, XINT (start), stop); | |
7653d030 RS |
1499 | |
1500 | if (! NILP (noundo)) | |
1501 | { | |
1e158d25 RS |
1502 | if (MODIFF - 1 == SAVE_MODIFF) |
1503 | SAVE_MODIFF++; | |
7653d030 RS |
1504 | if (MODIFF - 1 == current_buffer->auto_save_modified) |
1505 | current_buffer->auto_save_modified++; | |
1506 | } | |
1507 | ||
1508 | changed = 1; | |
60b96ee7 RS |
1509 | } |
1510 | ||
56a98455 | 1511 | if (NILP (noundo)) |
35692fe0 JB |
1512 | record_change (pos, 1); |
1513 | FETCH_CHAR (pos) = XINT (tochar); | |
35692fe0 JB |
1514 | } |
1515 | pos++; | |
1516 | } | |
1517 | ||
60b96ee7 RS |
1518 | if (changed) |
1519 | signal_after_change (XINT (start), | |
1520 | stop - XINT (start), stop - XINT (start)); | |
1521 | ||
d5a539cd | 1522 | unbind_to (count, Qnil); |
35692fe0 JB |
1523 | return Qnil; |
1524 | } | |
1525 | ||
1526 | DEFUN ("translate-region", Ftranslate_region, Stranslate_region, 3, 3, 0, | |
1527 | "From START to END, translate characters according to TABLE.\n\ | |
1528 | TABLE is a string; the Nth character in it is the mapping\n\ | |
1529 | for the character with code N. Returns the number of characters changed.") | |
1530 | (start, end, table) | |
1531 | Lisp_Object start; | |
1532 | Lisp_Object end; | |
1533 | register Lisp_Object table; | |
1534 | { | |
1535 | register int pos, stop; /* Limits of the region. */ | |
1536 | register unsigned char *tt; /* Trans table. */ | |
1537 | register int oc; /* Old character. */ | |
1538 | register int nc; /* New character. */ | |
1539 | int cnt; /* Number of changes made. */ | |
1540 | Lisp_Object z; /* Return. */ | |
1541 | int size; /* Size of translate table. */ | |
1542 | ||
1543 | validate_region (&start, &end); | |
1544 | CHECK_STRING (table, 2); | |
1545 | ||
1546 | size = XSTRING (table)->size; | |
1547 | tt = XSTRING (table)->data; | |
1548 | ||
1549 | pos = XINT (start); | |
1550 | stop = XINT (end); | |
04a759c8 | 1551 | modify_region (current_buffer, pos, stop); |
35692fe0 JB |
1552 | |
1553 | cnt = 0; | |
1554 | for (; pos < stop; ++pos) | |
1555 | { | |
1556 | oc = FETCH_CHAR (pos); | |
1557 | if (oc < size) | |
1558 | { | |
1559 | nc = tt[oc]; | |
1560 | if (nc != oc) | |
1561 | { | |
1562 | record_change (pos, 1); | |
1563 | FETCH_CHAR (pos) = nc; | |
1564 | signal_after_change (pos, 1, 1); | |
1565 | ++cnt; | |
1566 | } | |
1567 | } | |
1568 | } | |
1569 | ||
55561c63 | 1570 | XSETFASTINT (z, cnt); |
35692fe0 JB |
1571 | return (z); |
1572 | } | |
1573 | ||
1574 | DEFUN ("delete-region", Fdelete_region, Sdelete_region, 2, 2, "r", | |
1575 | "Delete the text between point and mark.\n\ | |
1576 | When called from a program, expects two arguments,\n\ | |
1577 | positions (integers or markers) specifying the stretch to be deleted.") | |
2591ec64 EN |
1578 | (start, end) |
1579 | Lisp_Object start, end; | |
35692fe0 | 1580 | { |
2591ec64 EN |
1581 | validate_region (&start, &end); |
1582 | del_range (XINT (start), XINT (end)); | |
35692fe0 JB |
1583 | return Qnil; |
1584 | } | |
1585 | \f | |
1586 | DEFUN ("widen", Fwiden, Swiden, 0, 0, "", | |
1587 | "Remove restrictions (narrowing) from current buffer.\n\ | |
1588 | This allows the buffer's full text to be seen and edited.") | |
1589 | () | |
1590 | { | |
1591 | BEGV = BEG; | |
1592 | SET_BUF_ZV (current_buffer, Z); | |
18744e17 | 1593 | current_buffer->clip_changed = 1; |
52b14ac0 JB |
1594 | /* Changing the buffer bounds invalidates any recorded current column. */ |
1595 | invalidate_current_column (); | |
35692fe0 JB |
1596 | return Qnil; |
1597 | } | |
1598 | ||
1599 | DEFUN ("narrow-to-region", Fnarrow_to_region, Snarrow_to_region, 2, 2, "r", | |
1600 | "Restrict editing in this buffer to the current region.\n\ | |
1601 | The rest of the text becomes temporarily invisible and untouchable\n\ | |
1602 | but is not deleted; if you save the buffer in a file, the invisible\n\ | |
1603 | text is included in the file. \\[widen] makes all visible again.\n\ | |
1604 | See also `save-restriction'.\n\ | |
1605 | \n\ | |
1606 | When calling from a program, pass two arguments; positions (integers\n\ | |
1607 | or markers) bounding the text that should remain visible.") | |
2591ec64 EN |
1608 | (start, end) |
1609 | register Lisp_Object start, end; | |
35692fe0 | 1610 | { |
2591ec64 EN |
1611 | CHECK_NUMBER_COERCE_MARKER (start, 0); |
1612 | CHECK_NUMBER_COERCE_MARKER (end, 1); | |
35692fe0 | 1613 | |
2591ec64 | 1614 | if (XINT (start) > XINT (end)) |
35692fe0 | 1615 | { |
b5a6948e | 1616 | Lisp_Object tem; |
2591ec64 | 1617 | tem = start; start = end; end = tem; |
35692fe0 JB |
1618 | } |
1619 | ||
2591ec64 EN |
1620 | if (!(BEG <= XINT (start) && XINT (start) <= XINT (end) && XINT (end) <= Z)) |
1621 | args_out_of_range (start, end); | |
35692fe0 | 1622 | |
2591ec64 EN |
1623 | BEGV = XFASTINT (start); |
1624 | SET_BUF_ZV (current_buffer, XFASTINT (end)); | |
1625 | if (point < XFASTINT (start)) | |
1626 | SET_PT (XFASTINT (start)); | |
1627 | if (point > XFASTINT (end)) | |
1628 | SET_PT (XFASTINT (end)); | |
18744e17 | 1629 | current_buffer->clip_changed = 1; |
52b14ac0 JB |
1630 | /* Changing the buffer bounds invalidates any recorded current column. */ |
1631 | invalidate_current_column (); | |
35692fe0 JB |
1632 | return Qnil; |
1633 | } | |
1634 | ||
1635 | Lisp_Object | |
1636 | save_restriction_save () | |
1637 | { | |
1638 | register Lisp_Object bottom, top; | |
1639 | /* Note: I tried using markers here, but it does not win | |
1640 | because insertion at the end of the saved region | |
1641 | does not advance mh and is considered "outside" the saved region. */ | |
55561c63 KH |
1642 | XSETFASTINT (bottom, BEGV - BEG); |
1643 | XSETFASTINT (top, Z - ZV); | |
35692fe0 JB |
1644 | |
1645 | return Fcons (Fcurrent_buffer (), Fcons (bottom, top)); | |
1646 | } | |
1647 | ||
1648 | Lisp_Object | |
1649 | save_restriction_restore (data) | |
1650 | Lisp_Object data; | |
1651 | { | |
1652 | register struct buffer *buf; | |
1653 | register int newhead, newtail; | |
1654 | register Lisp_Object tem; | |
1655 | ||
1656 | buf = XBUFFER (XCONS (data)->car); | |
1657 | ||
1658 | data = XCONS (data)->cdr; | |
1659 | ||
1660 | tem = XCONS (data)->car; | |
1661 | newhead = XINT (tem); | |
1662 | tem = XCONS (data)->cdr; | |
1663 | newtail = XINT (tem); | |
1664 | if (newhead + newtail > BUF_Z (buf) - BUF_BEG (buf)) | |
1665 | { | |
1666 | newhead = 0; | |
1667 | newtail = 0; | |
1668 | } | |
1669 | BUF_BEGV (buf) = BUF_BEG (buf) + newhead; | |
1670 | SET_BUF_ZV (buf, BUF_Z (buf) - newtail); | |
18744e17 | 1671 | current_buffer->clip_changed = 1; |
35692fe0 JB |
1672 | |
1673 | /* If point is outside the new visible range, move it inside. */ | |
1674 | SET_BUF_PT (buf, | |
1675 | clip_to_bounds (BUF_BEGV (buf), BUF_PT (buf), BUF_ZV (buf))); | |
1676 | ||
1677 | return Qnil; | |
1678 | } | |
1679 | ||
1680 | DEFUN ("save-restriction", Fsave_restriction, Ssave_restriction, 0, UNEVALLED, 0, | |
1681 | "Execute BODY, saving and restoring current buffer's restrictions.\n\ | |
1682 | The buffer's restrictions make parts of the beginning and end invisible.\n\ | |
1683 | \(They are set up with `narrow-to-region' and eliminated with `widen'.)\n\ | |
1684 | This special form, `save-restriction', saves the current buffer's restrictions\n\ | |
1685 | when it is entered, and restores them when it is exited.\n\ | |
1686 | So any `narrow-to-region' within BODY lasts only until the end of the form.\n\ | |
1687 | The old restrictions settings are restored\n\ | |
1688 | even in case of abnormal exit (throw or error).\n\ | |
1689 | \n\ | |
1690 | The value returned is the value of the last form in BODY.\n\ | |
1691 | \n\ | |
1692 | `save-restriction' can get confused if, within the BODY, you widen\n\ | |
1693 | and then make changes outside the area within the saved restrictions.\n\ | |
1694 | \n\ | |
1695 | Note: if you are using both `save-excursion' and `save-restriction',\n\ | |
1696 | use `save-excursion' outermost:\n\ | |
1697 | (save-excursion (save-restriction ...))") | |
1698 | (body) | |
1699 | Lisp_Object body; | |
1700 | { | |
1701 | register Lisp_Object val; | |
1702 | int count = specpdl_ptr - specpdl; | |
1703 | ||
1704 | record_unwind_protect (save_restriction_restore, save_restriction_save ()); | |
1705 | val = Fprogn (body); | |
1706 | return unbind_to (count, val); | |
1707 | } | |
1708 | \f | |
671fbc4d KH |
1709 | /* Buffer for the most recent text displayed by Fmessage. */ |
1710 | static char *message_text; | |
1711 | ||
1712 | /* Allocated length of that buffer. */ | |
1713 | static int message_length; | |
1714 | ||
35692fe0 JB |
1715 | DEFUN ("message", Fmessage, Smessage, 1, MANY, 0, |
1716 | "Print a one-line message at the bottom of the screen.\n\ | |
98fc5c3c RS |
1717 | The first argument is a format control string, and the rest are data\n\ |
1718 | to be formatted under control of the string. See `format' for details.\n\ | |
1719 | \n\ | |
ccdac5be JB |
1720 | If the first argument is nil, clear any existing message; let the\n\ |
1721 | minibuffer contents show.") | |
35692fe0 JB |
1722 | (nargs, args) |
1723 | int nargs; | |
1724 | Lisp_Object *args; | |
1725 | { | |
ccdac5be | 1726 | if (NILP (args[0])) |
f0250249 JB |
1727 | { |
1728 | message (0); | |
1729 | return Qnil; | |
1730 | } | |
ccdac5be JB |
1731 | else |
1732 | { | |
1733 | register Lisp_Object val; | |
1734 | val = Fformat (nargs, args); | |
671fbc4d KH |
1735 | /* Copy the data so that it won't move when we GC. */ |
1736 | if (! message_text) | |
1737 | { | |
1738 | message_text = (char *)xmalloc (80); | |
1739 | message_length = 80; | |
1740 | } | |
1741 | if (XSTRING (val)->size > message_length) | |
1742 | { | |
1743 | message_length = XSTRING (val)->size; | |
1744 | message_text = (char *)xrealloc (message_text, message_length); | |
1745 | } | |
1746 | bcopy (XSTRING (val)->data, message_text, XSTRING (val)->size); | |
1747 | message2 (message_text, XSTRING (val)->size); | |
ccdac5be JB |
1748 | return val; |
1749 | } | |
35692fe0 JB |
1750 | } |
1751 | ||
cacc3e2c RS |
1752 | DEFUN ("message-box", Fmessage_box, Smessage_box, 1, MANY, 0, |
1753 | "Display a message, in a dialog box if possible.\n\ | |
1754 | If a dialog box is not available, use the echo area.\n\ | |
f8250f01 RS |
1755 | The first argument is a format control string, and the rest are data\n\ |
1756 | to be formatted under control of the string. See `format' for details.\n\ | |
1757 | \n\ | |
cacc3e2c RS |
1758 | If the first argument is nil, clear any existing message; let the\n\ |
1759 | minibuffer contents show.") | |
1760 | (nargs, args) | |
1761 | int nargs; | |
1762 | Lisp_Object *args; | |
1763 | { | |
1764 | if (NILP (args[0])) | |
1765 | { | |
1766 | message (0); | |
1767 | return Qnil; | |
1768 | } | |
1769 | else | |
1770 | { | |
1771 | register Lisp_Object val; | |
1772 | val = Fformat (nargs, args); | |
f8250f01 | 1773 | #ifdef HAVE_MENUS |
cacc3e2c RS |
1774 | { |
1775 | Lisp_Object pane, menu, obj; | |
1776 | struct gcpro gcpro1; | |
1777 | pane = Fcons (Fcons (build_string ("OK"), Qt), Qnil); | |
1778 | GCPRO1 (pane); | |
1779 | menu = Fcons (val, pane); | |
1780 | obj = Fx_popup_dialog (Qt, menu); | |
1781 | UNGCPRO; | |
1782 | return val; | |
1783 | } | |
f8250f01 | 1784 | #else /* not HAVE_MENUS */ |
cacc3e2c RS |
1785 | /* Copy the data so that it won't move when we GC. */ |
1786 | if (! message_text) | |
1787 | { | |
1788 | message_text = (char *)xmalloc (80); | |
1789 | message_length = 80; | |
1790 | } | |
1791 | if (XSTRING (val)->size > message_length) | |
1792 | { | |
1793 | message_length = XSTRING (val)->size; | |
1794 | message_text = (char *)xrealloc (message_text, message_length); | |
1795 | } | |
1796 | bcopy (XSTRING (val)->data, message_text, XSTRING (val)->size); | |
1797 | message2 (message_text, XSTRING (val)->size); | |
1798 | return val; | |
f8250f01 | 1799 | #endif /* not HAVE_MENUS */ |
cacc3e2c RS |
1800 | } |
1801 | } | |
f8250f01 | 1802 | #ifdef HAVE_MENUS |
cacc3e2c RS |
1803 | extern Lisp_Object last_nonmenu_event; |
1804 | #endif | |
f8250f01 | 1805 | |
cacc3e2c RS |
1806 | DEFUN ("message-or-box", Fmessage_or_box, Smessage_or_box, 1, MANY, 0, |
1807 | "Display a message in a dialog box or in the echo area.\n\ | |
1808 | If this command was invoked with the mouse, use a dialog box.\n\ | |
1809 | Otherwise, use the echo area.\n\ | |
f8250f01 RS |
1810 | The first argument is a format control string, and the rest are data\n\ |
1811 | to be formatted under control of the string. See `format' for details.\n\ | |
cacc3e2c | 1812 | \n\ |
cacc3e2c RS |
1813 | If the first argument is nil, clear any existing message; let the\n\ |
1814 | minibuffer contents show.") | |
1815 | (nargs, args) | |
1816 | int nargs; | |
1817 | Lisp_Object *args; | |
1818 | { | |
f8250f01 | 1819 | #ifdef HAVE_MENUS |
cacc3e2c | 1820 | if (NILP (last_nonmenu_event) || CONSP (last_nonmenu_event)) |
0a56ee6b | 1821 | return Fmessage_box (nargs, args); |
cacc3e2c RS |
1822 | #endif |
1823 | return Fmessage (nargs, args); | |
1824 | } | |
1825 | ||
35692fe0 JB |
1826 | DEFUN ("format", Fformat, Sformat, 1, MANY, 0, |
1827 | "Format a string out of a control-string and arguments.\n\ | |
1828 | The first argument is a control string.\n\ | |
1829 | The other arguments are substituted into it to make the result, a string.\n\ | |
1830 | It may contain %-sequences meaning to substitute the next argument.\n\ | |
1831 | %s means print a string argument. Actually, prints any object, with `princ'.\n\ | |
1832 | %d means print as number in decimal (%o octal, %x hex).\n\ | |
9db1775a RS |
1833 | %e means print a number in exponential notation.\n\ |
1834 | %f means print a number in decimal-point notation.\n\ | |
1835 | %g means print a number in exponential notation\n\ | |
1836 | or decimal-point notation, whichever uses fewer characters.\n\ | |
35692fe0 JB |
1837 | %c means print a number as a single character.\n\ |
1838 | %S means print any object as an s-expression (using prin1).\n\ | |
9db1775a | 1839 | The argument used for %d, %o, %x, %e, %f, %g or %c must be a number.\n\ |
52b14ac0 | 1840 | Use %% to put a single % into the output.") |
35692fe0 JB |
1841 | (nargs, args) |
1842 | int nargs; | |
1843 | register Lisp_Object *args; | |
1844 | { | |
1845 | register int n; /* The number of the next arg to substitute */ | |
1846 | register int total = 5; /* An estimate of the final length */ | |
1847 | char *buf; | |
1848 | register unsigned char *format, *end; | |
1849 | int length; | |
1850 | extern char *index (); | |
1851 | /* It should not be necessary to GCPRO ARGS, because | |
1852 | the caller in the interpreter should take care of that. */ | |
1853 | ||
1854 | CHECK_STRING (args[0], 0); | |
1855 | format = XSTRING (args[0])->data; | |
1856 | end = format + XSTRING (args[0])->size; | |
1857 | ||
1858 | n = 0; | |
1859 | while (format != end) | |
1860 | if (*format++ == '%') | |
1861 | { | |
1862 | int minlen; | |
1863 | ||
1864 | /* Process a numeric arg and skip it. */ | |
1865 | minlen = atoi (format); | |
537dfb13 RS |
1866 | if (minlen < 0) |
1867 | minlen = - minlen; | |
1868 | ||
35692fe0 JB |
1869 | while ((*format >= '0' && *format <= '9') |
1870 | || *format == '-' || *format == ' ' || *format == '.') | |
1871 | format++; | |
1872 | ||
1873 | if (*format == '%') | |
1874 | format++; | |
1875 | else if (++n >= nargs) | |
537dfb13 | 1876 | error ("Not enough arguments for format string"); |
35692fe0 JB |
1877 | else if (*format == 'S') |
1878 | { | |
1879 | /* For `S', prin1 the argument and then treat like a string. */ | |
1880 | register Lisp_Object tem; | |
1881 | tem = Fprin1_to_string (args[n], Qnil); | |
1882 | args[n] = tem; | |
1883 | goto string; | |
1884 | } | |
ae683129 | 1885 | else if (SYMBOLP (args[n])) |
35692fe0 | 1886 | { |
d2fd0445 | 1887 | XSETSTRING (args[n], XSYMBOL (args[n])->name); |
35692fe0 JB |
1888 | goto string; |
1889 | } | |
ae683129 | 1890 | else if (STRINGP (args[n])) |
35692fe0 JB |
1891 | { |
1892 | string: | |
b22e7ecc KH |
1893 | if (*format != 's' && *format != 'S') |
1894 | error ("format specifier doesn't match argument type"); | |
35692fe0 | 1895 | total += XSTRING (args[n])->size; |
537dfb13 RS |
1896 | /* We have to put an arbitrary limit on minlen |
1897 | since otherwise it could make alloca fail. */ | |
1898 | if (minlen < XSTRING (args[n])->size + 1000) | |
1899 | total += minlen; | |
35692fe0 JB |
1900 | } |
1901 | /* Would get MPV otherwise, since Lisp_Int's `point' to low memory. */ | |
ae683129 | 1902 | else if (INTEGERP (args[n]) && *format != 's') |
35692fe0 | 1903 | { |
4746118a | 1904 | #ifdef LISP_FLOAT_TYPE |
eb8c3be9 | 1905 | /* The following loop assumes the Lisp type indicates |
35692fe0 JB |
1906 | the proper way to pass the argument. |
1907 | So make sure we have a flonum if the argument should | |
1908 | be a double. */ | |
1909 | if (*format == 'e' || *format == 'f' || *format == 'g') | |
1910 | args[n] = Ffloat (args[n]); | |
4746118a | 1911 | #endif |
d65666d5 | 1912 | total += 30; |
537dfb13 RS |
1913 | /* We have to put an arbitrary limit on minlen |
1914 | since otherwise it could make alloca fail. */ | |
1915 | if (minlen < 1000) | |
1916 | total += minlen; | |
35692fe0 | 1917 | } |
4746118a | 1918 | #ifdef LISP_FLOAT_TYPE |
ae683129 | 1919 | else if (FLOATP (args[n]) && *format != 's') |
35692fe0 JB |
1920 | { |
1921 | if (! (*format == 'e' || *format == 'f' || *format == 'g')) | |
1922 | args[n] = Ftruncate (args[n]); | |
d65666d5 | 1923 | total += 30; |
537dfb13 RS |
1924 | /* We have to put an arbitrary limit on minlen |
1925 | since otherwise it could make alloca fail. */ | |
1926 | if (minlen < 1000) | |
1927 | total += minlen; | |
35692fe0 | 1928 | } |
4746118a | 1929 | #endif |
35692fe0 JB |
1930 | else |
1931 | { | |
1932 | /* Anything but a string, convert to a string using princ. */ | |
1933 | register Lisp_Object tem; | |
1934 | tem = Fprin1_to_string (args[n], Qt); | |
1935 | args[n] = tem; | |
1936 | goto string; | |
1937 | } | |
1938 | } | |
1939 | ||
1940 | { | |
1941 | register int nstrings = n + 1; | |
50aa2f90 JB |
1942 | |
1943 | /* Allocate twice as many strings as we have %-escapes; floats occupy | |
1944 | two slots, and we're not sure how many of those we have. */ | |
35692fe0 | 1945 | register unsigned char **strings |
50aa2f90 JB |
1946 | = (unsigned char **) alloca (2 * nstrings * sizeof (unsigned char *)); |
1947 | int i; | |
35692fe0 | 1948 | |
50aa2f90 | 1949 | i = 0; |
35692fe0 JB |
1950 | for (n = 0; n < nstrings; n++) |
1951 | { | |
1952 | if (n >= nargs) | |
50aa2f90 | 1953 | strings[i++] = (unsigned char *) ""; |
ae683129 | 1954 | else if (INTEGERP (args[n])) |
35692fe0 JB |
1955 | /* We checked above that the corresponding format effector |
1956 | isn't %s, which would cause MPV. */ | |
50aa2f90 | 1957 | strings[i++] = (unsigned char *) XINT (args[n]); |
4746118a | 1958 | #ifdef LISP_FLOAT_TYPE |
ae683129 | 1959 | else if (FLOATP (args[n])) |
35692fe0 | 1960 | { |
86246708 | 1961 | union { double d; char *half[2]; } u; |
35692fe0 JB |
1962 | |
1963 | u.d = XFLOAT (args[n])->data; | |
86246708 KH |
1964 | strings[i++] = (unsigned char *) u.half[0]; |
1965 | strings[i++] = (unsigned char *) u.half[1]; | |
35692fe0 | 1966 | } |
4746118a | 1967 | #endif |
102cfe92 RS |
1968 | else if (i == 0) |
1969 | /* The first string is treated differently | |
1970 | because it is the format string. */ | |
50aa2f90 | 1971 | strings[i++] = XSTRING (args[n])->data; |
102cfe92 RS |
1972 | else |
1973 | strings[i++] = (unsigned char *) XFASTINT (args[n]); | |
35692fe0 JB |
1974 | } |
1975 | ||
fb893977 RS |
1976 | /* Make room in result for all the non-%-codes in the control string. */ |
1977 | total += XSTRING (args[0])->size; | |
1978 | ||
35692fe0 JB |
1979 | /* Format it in bigger and bigger buf's until it all fits. */ |
1980 | while (1) | |
1981 | { | |
1982 | buf = (char *) alloca (total + 1); | |
1983 | buf[total - 1] = 0; | |
1984 | ||
102cfe92 RS |
1985 | length = doprnt_lisp (buf, total + 1, strings[0], |
1986 | end, i-1, strings + 1); | |
35692fe0 JB |
1987 | if (buf[total - 1] == 0) |
1988 | break; | |
1989 | ||
1990 | total *= 2; | |
1991 | } | |
1992 | } | |
1993 | ||
1994 | /* UNGCPRO; */ | |
1995 | return make_string (buf, length); | |
1996 | } | |
1997 | ||
1998 | /* VARARGS 1 */ | |
1999 | Lisp_Object | |
2000 | #ifdef NO_ARG_ARRAY | |
2001 | format1 (string1, arg0, arg1, arg2, arg3, arg4) | |
679e18b1 | 2002 | EMACS_INT arg0, arg1, arg2, arg3, arg4; |
35692fe0 JB |
2003 | #else |
2004 | format1 (string1) | |
2005 | #endif | |
2006 | char *string1; | |
2007 | { | |
2008 | char buf[100]; | |
2009 | #ifdef NO_ARG_ARRAY | |
679e18b1 | 2010 | EMACS_INT args[5]; |
35692fe0 JB |
2011 | args[0] = arg0; |
2012 | args[1] = arg1; | |
2013 | args[2] = arg2; | |
2014 | args[3] = arg3; | |
2015 | args[4] = arg4; | |
ea4d2909 | 2016 | doprnt (buf, sizeof buf, string1, (char *)0, 5, args); |
35692fe0 | 2017 | #else |
ea4d2909 | 2018 | doprnt (buf, sizeof buf, string1, (char *)0, 5, &string1 + 1); |
35692fe0 JB |
2019 | #endif |
2020 | return build_string (buf); | |
2021 | } | |
2022 | \f | |
2023 | DEFUN ("char-equal", Fchar_equal, Schar_equal, 2, 2, 0, | |
2024 | "Return t if two characters match, optionally ignoring case.\n\ | |
2025 | Both arguments must be characters (i.e. integers).\n\ | |
2026 | Case is ignored if `case-fold-search' is non-nil in the current buffer.") | |
2027 | (c1, c2) | |
2028 | register Lisp_Object c1, c2; | |
2029 | { | |
be46733f | 2030 | Lisp_Object *downcase = DOWNCASE_TABLE; |
35692fe0 JB |
2031 | CHECK_NUMBER (c1, 0); |
2032 | CHECK_NUMBER (c2, 1); | |
2033 | ||
56a98455 | 2034 | if (!NILP (current_buffer->case_fold_search) |
be46733f RS |
2035 | ? ((XINT (downcase[0xff & XFASTINT (c1)]) |
2036 | == XINT (downcase[0xff & XFASTINT (c2)])) | |
c34beca9 | 2037 | && (XFASTINT (c1) & ~0xff) == (XFASTINT (c2) & ~0xff)) |
35692fe0 JB |
2038 | : XINT (c1) == XINT (c2)) |
2039 | return Qt; | |
2040 | return Qnil; | |
2041 | } | |
b229b8d1 RS |
2042 | \f |
2043 | /* Transpose the markers in two regions of the current buffer, and | |
2044 | adjust the ones between them if necessary (i.e.: if the regions | |
2045 | differ in size). | |
2046 | ||
2047 | Traverses the entire marker list of the buffer to do so, adding an | |
2048 | appropriate amount to some, subtracting from some, and leaving the | |
2049 | rest untouched. Most of this is copied from adjust_markers in insdel.c. | |
2050 | ||
03240d11 | 2051 | It's the caller's job to see that (start1 <= end1 <= start2 <= end2). */ |
b229b8d1 RS |
2052 | |
2053 | void | |
2054 | transpose_markers (start1, end1, start2, end2) | |
2055 | register int start1, end1, start2, end2; | |
2056 | { | |
2057 | register int amt1, amt2, diff, mpos; | |
2058 | register Lisp_Object marker; | |
b229b8d1 | 2059 | |
03240d11 | 2060 | /* Update point as if it were a marker. */ |
8de1d5f0 KH |
2061 | if (PT < start1) |
2062 | ; | |
2063 | else if (PT < end1) | |
2064 | TEMP_SET_PT (PT + (end2 - end1)); | |
2065 | else if (PT < start2) | |
2066 | TEMP_SET_PT (PT + (end2 - start2) - (end1 - start1)); | |
2067 | else if (PT < end2) | |
2068 | TEMP_SET_PT (PT - (start2 - start1)); | |
2069 | ||
03240d11 KH |
2070 | /* We used to adjust the endpoints here to account for the gap, but that |
2071 | isn't good enough. Even if we assume the caller has tried to move the | |
2072 | gap out of our way, it might still be at start1 exactly, for example; | |
2073 | and that places it `inside' the interval, for our purposes. The amount | |
2074 | of adjustment is nontrivial if there's a `denormalized' marker whose | |
2075 | position is between GPT and GPT + GAP_SIZE, so it's simpler to leave | |
2076 | the dirty work to Fmarker_position, below. */ | |
b229b8d1 RS |
2077 | |
2078 | /* The difference between the region's lengths */ | |
2079 | diff = (end2 - start2) - (end1 - start1); | |
2080 | ||
2081 | /* For shifting each marker in a region by the length of the other | |
2082 | * region plus the distance between the regions. | |
2083 | */ | |
2084 | amt1 = (end2 - start2) + (start2 - end1); | |
2085 | amt2 = (end1 - start1) + (start2 - end1); | |
2086 | ||
1e158d25 | 2087 | for (marker = BUF_MARKERS (current_buffer); !NILP (marker); |
03240d11 | 2088 | marker = XMARKER (marker)->chain) |
b229b8d1 | 2089 | { |
03240d11 KH |
2090 | mpos = Fmarker_position (marker); |
2091 | if (mpos >= start1 && mpos < end2) | |
2092 | { | |
2093 | if (mpos < end1) | |
2094 | mpos += amt1; | |
2095 | else if (mpos < start2) | |
2096 | mpos += diff; | |
2097 | else | |
2098 | mpos -= amt2; | |
2099 | if (mpos > GPT) mpos += GAP_SIZE; | |
2100 | XMARKER (marker)->bufpos = mpos; | |
2101 | } | |
b229b8d1 RS |
2102 | } |
2103 | } | |
2104 | ||
2105 | DEFUN ("transpose-regions", Ftranspose_regions, Stranspose_regions, 4, 5, 0, | |
2106 | "Transpose region START1 to END1 with START2 to END2.\n\ | |
2107 | The regions may not be overlapping, because the size of the buffer is\n\ | |
2108 | never changed in a transposition.\n\ | |
2109 | \n\ | |
2110 | Optional fifth arg LEAVE_MARKERS, if non-nil, means don't transpose\n\ | |
2111 | any markers that happen to be located in the regions.\n\ | |
2112 | \n\ | |
2113 | Transposing beyond buffer boundaries is an error.") | |
2114 | (startr1, endr1, startr2, endr2, leave_markers) | |
2115 | Lisp_Object startr1, endr1, startr2, endr2, leave_markers; | |
2116 | { | |
2117 | register int start1, end1, start2, end2, | |
2118 | gap, len1, len_mid, len2; | |
3c6bc7d0 | 2119 | unsigned char *start1_addr, *start2_addr, *temp; |
b229b8d1 RS |
2120 | |
2121 | #ifdef USE_TEXT_PROPERTIES | |
2122 | INTERVAL cur_intv, tmp_interval1, tmp_interval_mid, tmp_interval2; | |
1e158d25 | 2123 | cur_intv = BUF_INTERVALS (current_buffer); |
b229b8d1 RS |
2124 | #endif /* USE_TEXT_PROPERTIES */ |
2125 | ||
2126 | validate_region (&startr1, &endr1); | |
2127 | validate_region (&startr2, &endr2); | |
2128 | ||
2129 | start1 = XFASTINT (startr1); | |
2130 | end1 = XFASTINT (endr1); | |
2131 | start2 = XFASTINT (startr2); | |
2132 | end2 = XFASTINT (endr2); | |
2133 | gap = GPT; | |
2134 | ||
2135 | /* Swap the regions if they're reversed. */ | |
2136 | if (start2 < end1) | |
2137 | { | |
2138 | register int glumph = start1; | |
2139 | start1 = start2; | |
2140 | start2 = glumph; | |
2141 | glumph = end1; | |
2142 | end1 = end2; | |
2143 | end2 = glumph; | |
2144 | } | |
2145 | ||
b229b8d1 RS |
2146 | len1 = end1 - start1; |
2147 | len2 = end2 - start2; | |
2148 | ||
2149 | if (start2 < end1) | |
2150 | error ("transposed regions not properly ordered"); | |
2151 | else if (start1 == end1 || start2 == end2) | |
2152 | error ("transposed region may not be of length 0"); | |
2153 | ||
2154 | /* The possibilities are: | |
2155 | 1. Adjacent (contiguous) regions, or separate but equal regions | |
2156 | (no, really equal, in this case!), or | |
2157 | 2. Separate regions of unequal size. | |
2158 | ||
2159 | The worst case is usually No. 2. It means that (aside from | |
2160 | potential need for getting the gap out of the way), there also | |
2161 | needs to be a shifting of the text between the two regions. So | |
2162 | if they are spread far apart, we are that much slower... sigh. */ | |
2163 | ||
2164 | /* It must be pointed out that the really studly thing to do would | |
2165 | be not to move the gap at all, but to leave it in place and work | |
2166 | around it if necessary. This would be extremely efficient, | |
2167 | especially considering that people are likely to do | |
2168 | transpositions near where they are working interactively, which | |
2169 | is exactly where the gap would be found. However, such code | |
2170 | would be much harder to write and to read. So, if you are | |
2171 | reading this comment and are feeling squirrely, by all means have | |
2172 | a go! I just didn't feel like doing it, so I will simply move | |
2173 | the gap the minimum distance to get it out of the way, and then | |
2174 | deal with an unbroken array. */ | |
3c6bc7d0 RS |
2175 | |
2176 | /* Make sure the gap won't interfere, by moving it out of the text | |
2177 | we will operate on. */ | |
2178 | if (start1 < gap && gap < end2) | |
2179 | { | |
2180 | if (gap - start1 < end2 - gap) | |
2181 | move_gap (start1); | |
2182 | else | |
2183 | move_gap (end2); | |
2184 | } | |
b229b8d1 RS |
2185 | |
2186 | /* Hmmm... how about checking to see if the gap is large | |
2187 | enough to use as the temporary storage? That would avoid an | |
2188 | allocation... interesting. Later, don't fool with it now. */ | |
2189 | ||
2190 | /* Working without memmove, for portability (sigh), so must be | |
2191 | careful of overlapping subsections of the array... */ | |
2192 | ||
2193 | if (end1 == start2) /* adjacent regions */ | |
2194 | { | |
b229b8d1 RS |
2195 | modify_region (current_buffer, start1, end2); |
2196 | record_change (start1, len1 + len2); | |
2197 | ||
2198 | #ifdef USE_TEXT_PROPERTIES | |
2199 | tmp_interval1 = copy_intervals (cur_intv, start1, len1); | |
2200 | tmp_interval2 = copy_intervals (cur_intv, start2, len2); | |
2201 | Fset_text_properties (start1, end2, Qnil, Qnil); | |
2202 | #endif /* USE_TEXT_PROPERTIES */ | |
2203 | ||
2204 | /* First region smaller than second. */ | |
2205 | if (len1 < len2) | |
2206 | { | |
3c6bc7d0 RS |
2207 | /* We use alloca only if it is small, |
2208 | because we want to avoid stack overflow. */ | |
2209 | if (len2 > 20000) | |
2210 | temp = (unsigned char *) xmalloc (len2); | |
2211 | else | |
2212 | temp = (unsigned char *) alloca (len2); | |
03240d11 KH |
2213 | |
2214 | /* Don't precompute these addresses. We have to compute them | |
2215 | at the last minute, because the relocating allocator might | |
2216 | have moved the buffer around during the xmalloc. */ | |
2217 | start1_addr = BUF_CHAR_ADDRESS (current_buffer, start1); | |
2218 | start2_addr = BUF_CHAR_ADDRESS (current_buffer, start2); | |
2219 | ||
b229b8d1 RS |
2220 | bcopy (start2_addr, temp, len2); |
2221 | bcopy (start1_addr, start1_addr + len2, len1); | |
2222 | bcopy (temp, start1_addr, len2); | |
3c6bc7d0 RS |
2223 | if (len2 > 20000) |
2224 | free (temp); | |
b229b8d1 RS |
2225 | } |
2226 | else | |
2227 | /* First region not smaller than second. */ | |
2228 | { | |
3c6bc7d0 RS |
2229 | if (len1 > 20000) |
2230 | temp = (unsigned char *) xmalloc (len1); | |
2231 | else | |
2232 | temp = (unsigned char *) alloca (len1); | |
03240d11 KH |
2233 | start1_addr = BUF_CHAR_ADDRESS (current_buffer, start1); |
2234 | start2_addr = BUF_CHAR_ADDRESS (current_buffer, start2); | |
b229b8d1 RS |
2235 | bcopy (start1_addr, temp, len1); |
2236 | bcopy (start2_addr, start1_addr, len2); | |
2237 | bcopy (temp, start1_addr + len2, len1); | |
3c6bc7d0 RS |
2238 | if (len1 > 20000) |
2239 | free (temp); | |
b229b8d1 RS |
2240 | } |
2241 | #ifdef USE_TEXT_PROPERTIES | |
2242 | graft_intervals_into_buffer (tmp_interval1, start1 + len2, | |
2243 | len1, current_buffer, 0); | |
2244 | graft_intervals_into_buffer (tmp_interval2, start1, | |
2245 | len2, current_buffer, 0); | |
2246 | #endif /* USE_TEXT_PROPERTIES */ | |
2247 | } | |
2248 | /* Non-adjacent regions, because end1 != start2, bleagh... */ | |
2249 | else | |
2250 | { | |
b229b8d1 RS |
2251 | if (len1 == len2) |
2252 | /* Regions are same size, though, how nice. */ | |
2253 | { | |
2254 | modify_region (current_buffer, start1, end1); | |
2255 | modify_region (current_buffer, start2, end2); | |
2256 | record_change (start1, len1); | |
2257 | record_change (start2, len2); | |
2258 | #ifdef USE_TEXT_PROPERTIES | |
2259 | tmp_interval1 = copy_intervals (cur_intv, start1, len1); | |
2260 | tmp_interval2 = copy_intervals (cur_intv, start2, len2); | |
2261 | Fset_text_properties (start1, end1, Qnil, Qnil); | |
2262 | Fset_text_properties (start2, end2, Qnil, Qnil); | |
2263 | #endif /* USE_TEXT_PROPERTIES */ | |
2264 | ||
3c6bc7d0 RS |
2265 | if (len1 > 20000) |
2266 | temp = (unsigned char *) xmalloc (len1); | |
2267 | else | |
2268 | temp = (unsigned char *) alloca (len1); | |
03240d11 KH |
2269 | start1_addr = BUF_CHAR_ADDRESS (current_buffer, start1); |
2270 | start2_addr = BUF_CHAR_ADDRESS (current_buffer, start2); | |
b229b8d1 RS |
2271 | bcopy (start1_addr, temp, len1); |
2272 | bcopy (start2_addr, start1_addr, len2); | |
2273 | bcopy (temp, start2_addr, len1); | |
3c6bc7d0 RS |
2274 | if (len1 > 20000) |
2275 | free (temp); | |
b229b8d1 RS |
2276 | #ifdef USE_TEXT_PROPERTIES |
2277 | graft_intervals_into_buffer (tmp_interval1, start2, | |
2278 | len1, current_buffer, 0); | |
2279 | graft_intervals_into_buffer (tmp_interval2, start1, | |
2280 | len2, current_buffer, 0); | |
2281 | #endif /* USE_TEXT_PROPERTIES */ | |
2282 | } | |
2283 | ||
2284 | else if (len1 < len2) /* Second region larger than first */ | |
2285 | /* Non-adjacent & unequal size, area between must also be shifted. */ | |
2286 | { | |
2287 | len_mid = start2 - end1; | |
2288 | modify_region (current_buffer, start1, end2); | |
2289 | record_change (start1, (end2 - start1)); | |
2290 | #ifdef USE_TEXT_PROPERTIES | |
2291 | tmp_interval1 = copy_intervals (cur_intv, start1, len1); | |
2292 | tmp_interval_mid = copy_intervals (cur_intv, end1, len_mid); | |
2293 | tmp_interval2 = copy_intervals (cur_intv, start2, len2); | |
2294 | Fset_text_properties (start1, end2, Qnil, Qnil); | |
2295 | #endif /* USE_TEXT_PROPERTIES */ | |
2296 | ||
3c6bc7d0 RS |
2297 | /* holds region 2 */ |
2298 | if (len2 > 20000) | |
2299 | temp = (unsigned char *) xmalloc (len2); | |
2300 | else | |
2301 | temp = (unsigned char *) alloca (len2); | |
03240d11 KH |
2302 | start1_addr = BUF_CHAR_ADDRESS (current_buffer, start1); |
2303 | start2_addr = BUF_CHAR_ADDRESS (current_buffer, start2); | |
3c6bc7d0 | 2304 | bcopy (start2_addr, temp, len2); |
b229b8d1 | 2305 | bcopy (start1_addr, start1_addr + len_mid + len2, len1); |
3c6bc7d0 RS |
2306 | safe_bcopy (start1_addr + len1, start1_addr + len2, len_mid); |
2307 | bcopy (temp, start1_addr, len2); | |
2308 | if (len2 > 20000) | |
2309 | free (temp); | |
b229b8d1 RS |
2310 | #ifdef USE_TEXT_PROPERTIES |
2311 | graft_intervals_into_buffer (tmp_interval1, end2 - len1, | |
2312 | len1, current_buffer, 0); | |
2313 | graft_intervals_into_buffer (tmp_interval_mid, start1 + len2, | |
2314 | len_mid, current_buffer, 0); | |
2315 | graft_intervals_into_buffer (tmp_interval2, start1, | |
2316 | len2, current_buffer, 0); | |
2317 | #endif /* USE_TEXT_PROPERTIES */ | |
2318 | } | |
2319 | else | |
2320 | /* Second region smaller than first. */ | |
2321 | { | |
2322 | len_mid = start2 - end1; | |
2323 | record_change (start1, (end2 - start1)); | |
2324 | modify_region (current_buffer, start1, end2); | |
2325 | ||
2326 | #ifdef USE_TEXT_PROPERTIES | |
2327 | tmp_interval1 = copy_intervals (cur_intv, start1, len1); | |
2328 | tmp_interval_mid = copy_intervals (cur_intv, end1, len_mid); | |
2329 | tmp_interval2 = copy_intervals (cur_intv, start2, len2); | |
2330 | Fset_text_properties (start1, end2, Qnil, Qnil); | |
2331 | #endif /* USE_TEXT_PROPERTIES */ | |
2332 | ||
3c6bc7d0 RS |
2333 | /* holds region 1 */ |
2334 | if (len1 > 20000) | |
2335 | temp = (unsigned char *) xmalloc (len1); | |
2336 | else | |
2337 | temp = (unsigned char *) alloca (len1); | |
03240d11 KH |
2338 | start1_addr = BUF_CHAR_ADDRESS (current_buffer, start1); |
2339 | start2_addr = BUF_CHAR_ADDRESS (current_buffer, start2); | |
3c6bc7d0 | 2340 | bcopy (start1_addr, temp, len1); |
b229b8d1 | 2341 | bcopy (start2_addr, start1_addr, len2); |
3c6bc7d0 RS |
2342 | bcopy (start1_addr + len1, start1_addr + len2, len_mid); |
2343 | bcopy (temp, start1_addr + len2 + len_mid, len1); | |
2344 | if (len1 > 20000) | |
2345 | free (temp); | |
b229b8d1 RS |
2346 | #ifdef USE_TEXT_PROPERTIES |
2347 | graft_intervals_into_buffer (tmp_interval1, end2 - len1, | |
2348 | len1, current_buffer, 0); | |
2349 | graft_intervals_into_buffer (tmp_interval_mid, start1 + len2, | |
2350 | len_mid, current_buffer, 0); | |
2351 | graft_intervals_into_buffer (tmp_interval2, start1, | |
2352 | len2, current_buffer, 0); | |
2353 | #endif /* USE_TEXT_PROPERTIES */ | |
2354 | } | |
2355 | } | |
2356 | ||
2357 | /* todo: this will be slow, because for every transposition, we | |
2358 | traverse the whole friggin marker list. Possible solutions: | |
2359 | somehow get a list of *all* the markers across multiple | |
2360 | transpositions and do it all in one swell phoop. Or maybe modify | |
2361 | Emacs' marker code to keep an ordered list or tree. This might | |
2362 | be nicer, and more beneficial in the long run, but would be a | |
2363 | bunch of work. Plus the way they're arranged now is nice. */ | |
2364 | if (NILP (leave_markers)) | |
8de1d5f0 KH |
2365 | { |
2366 | transpose_markers (start1, end1, start2, end2); | |
2367 | fix_overlays_in_range (start1, end2); | |
2368 | } | |
b229b8d1 RS |
2369 | |
2370 | return Qnil; | |
2371 | } | |
35692fe0 | 2372 | |
35692fe0 JB |
2373 | \f |
2374 | void | |
2375 | syms_of_editfns () | |
2376 | { | |
260e2e2a KH |
2377 | environbuf = 0; |
2378 | ||
2379 | Qbuffer_access_fontify_functions | |
2380 | = intern ("buffer-access-fontify-functions"); | |
2381 | staticpro (&Qbuffer_access_fontify_functions); | |
2382 | ||
2383 | DEFVAR_LISP ("buffer-access-fontify-functions", | |
2384 | &Vbuffer_access_fontify_functions, | |
2385 | "List of functions called by `buffer-substring' to fontify if necessary.\n\ | |
2386 | Each function is called with two arguments which specify the range\n\ | |
2387 | of the buffer being accessed."); | |
2388 | Vbuffer_access_fontify_functions = Qnil; | |
2389 | ||
af209db8 RS |
2390 | { |
2391 | Lisp_Object obuf; | |
2392 | extern Lisp_Object Vprin1_to_string_buffer; | |
2393 | obuf = Fcurrent_buffer (); | |
2394 | /* Do this here, because init_buffer_once is too early--it won't work. */ | |
2395 | Fset_buffer (Vprin1_to_string_buffer); | |
2396 | /* Make sure buffer-access-fontify-functions is nil in this buffer. */ | |
2397 | Fset (Fmake_local_variable (intern ("buffer-access-fontify-functions")), | |
2398 | Qnil); | |
2399 | Fset_buffer (obuf); | |
2400 | } | |
2401 | ||
0b6fd023 | 2402 | DEFVAR_LISP ("buffer-access-fontified-property", |
260e2e2a KH |
2403 | &Vbuffer_access_fontified_property, |
2404 | "Property which (if non-nil) indicates text has been fontified.\n\ | |
2405 | `buffer-substring' need not call the `buffer-access-fontify-functions'\n\ | |
2406 | functions if all the text being accessed has this property."); | |
2407 | Vbuffer_access_fontified_property = Qnil; | |
2408 | ||
f43754f6 KH |
2409 | DEFVAR_LISP ("system-name", &Vsystem_name, |
2410 | "The name of the machine Emacs is running on."); | |
2411 | ||
2412 | DEFVAR_LISP ("user-full-name", &Vuser_full_name, | |
2413 | "The full name of the user logged in."); | |
2414 | ||
35b34f72 | 2415 | DEFVAR_LISP ("user-login-name", &Vuser_login_name, |
f43754f6 KH |
2416 | "The user's name, taken from environment variables if possible."); |
2417 | ||
35b34f72 | 2418 | DEFVAR_LISP ("user-real-login-name", &Vuser_real_login_name, |
f43754f6 | 2419 | "The user's name, based upon the real uid only."); |
35692fe0 JB |
2420 | |
2421 | defsubr (&Schar_equal); | |
2422 | defsubr (&Sgoto_char); | |
2423 | defsubr (&Sstring_to_char); | |
2424 | defsubr (&Schar_to_string); | |
2425 | defsubr (&Sbuffer_substring); | |
260e2e2a | 2426 | defsubr (&Sbuffer_substring_no_properties); |
35692fe0 JB |
2427 | defsubr (&Sbuffer_string); |
2428 | ||
2429 | defsubr (&Spoint_marker); | |
2430 | defsubr (&Smark_marker); | |
2431 | defsubr (&Spoint); | |
2432 | defsubr (&Sregion_beginning); | |
2433 | defsubr (&Sregion_end); | |
2434 | /* defsubr (&Smark); */ | |
2435 | /* defsubr (&Sset_mark); */ | |
2436 | defsubr (&Ssave_excursion); | |
2437 | ||
2438 | defsubr (&Sbufsize); | |
2439 | defsubr (&Spoint_max); | |
2440 | defsubr (&Spoint_min); | |
2441 | defsubr (&Spoint_min_marker); | |
2442 | defsubr (&Spoint_max_marker); | |
2443 | ||
2444 | defsubr (&Sbobp); | |
2445 | defsubr (&Seobp); | |
2446 | defsubr (&Sbolp); | |
2447 | defsubr (&Seolp); | |
850a8179 JB |
2448 | defsubr (&Sfollowing_char); |
2449 | defsubr (&Sprevious_char); | |
35692fe0 JB |
2450 | defsubr (&Schar_after); |
2451 | defsubr (&Sinsert); | |
2452 | defsubr (&Sinsert_before_markers); | |
be91036a RS |
2453 | defsubr (&Sinsert_and_inherit); |
2454 | defsubr (&Sinsert_and_inherit_before_markers); | |
35692fe0 JB |
2455 | defsubr (&Sinsert_char); |
2456 | ||
2457 | defsubr (&Suser_login_name); | |
2458 | defsubr (&Suser_real_login_name); | |
2459 | defsubr (&Suser_uid); | |
2460 | defsubr (&Suser_real_uid); | |
2461 | defsubr (&Suser_full_name); | |
7fd233b3 | 2462 | defsubr (&Semacs_pid); |
d940e0e4 | 2463 | defsubr (&Scurrent_time); |
a82d387c | 2464 | defsubr (&Sformat_time_string); |
4691c06d | 2465 | defsubr (&Sdecode_time); |
cce7b8a0 | 2466 | defsubr (&Sencode_time); |
35692fe0 | 2467 | defsubr (&Scurrent_time_string); |
c2662aea | 2468 | defsubr (&Scurrent_time_zone); |
143cb9a9 | 2469 | defsubr (&Sset_time_zone_rule); |
35692fe0 | 2470 | defsubr (&Ssystem_name); |
35692fe0 | 2471 | defsubr (&Smessage); |
cacc3e2c RS |
2472 | defsubr (&Smessage_box); |
2473 | defsubr (&Smessage_or_box); | |
35692fe0 | 2474 | defsubr (&Sformat); |
35692fe0 JB |
2475 | |
2476 | defsubr (&Sinsert_buffer_substring); | |
e9cf2084 | 2477 | defsubr (&Scompare_buffer_substrings); |
35692fe0 JB |
2478 | defsubr (&Ssubst_char_in_region); |
2479 | defsubr (&Stranslate_region); | |
2480 | defsubr (&Sdelete_region); | |
2481 | defsubr (&Swiden); | |
2482 | defsubr (&Snarrow_to_region); | |
2483 | defsubr (&Ssave_restriction); | |
b229b8d1 | 2484 | defsubr (&Stranspose_regions); |
35692fe0 | 2485 | } |