Commit | Line | Data |
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c6045832 | 1 | /* Record indices of function doc strings stored in a file. |
c6c5df7f | 2 | Copyright (C) 1985, 1986, 1993 Free Software Foundation, Inc. |
c6045832 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 | |
8 | the Free Software Foundation; either version 1, or (at your option) | |
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 | ||
18160b98 | 21 | #include <config.h> |
c6045832 JB |
22 | |
23 | #include <sys/types.h> | |
24 | #include <sys/file.h> /* Must be after sys/types.h for USG and BSD4_1*/ | |
25 | ||
26 | #ifdef USG5 | |
27 | #include <fcntl.h> | |
28 | #endif | |
29 | ||
30 | #ifndef O_RDONLY | |
31 | #define O_RDONLY 0 | |
32 | #endif | |
33 | ||
c6045832 JB |
34 | #include "lisp.h" |
35 | #include "buffer.h" | |
665d3046 | 36 | #include "keyboard.h" |
c6045832 | 37 | |
9fbfa962 | 38 | Lisp_Object Vdoc_file_name; |
c6045832 | 39 | |
9a425dcb RS |
40 | extern Lisp_Object Voverriding_local_map; |
41 | ||
c6045832 JB |
42 | Lisp_Object |
43 | get_doc_string (filepos) | |
44 | long filepos; | |
45 | { | |
46 | char buf[512 * 32 + 1]; | |
47 | register int fd; | |
48 | register char *name; | |
49 | register char *p, *p1; | |
50 | register int count; | |
51 | extern char *index (); | |
52 | ||
ba870521 | 53 | if (XTYPE (Vdoc_directory) != Lisp_String |
c6045832 JB |
54 | || XTYPE (Vdoc_file_name) != Lisp_String) |
55 | return Qnil; | |
56 | ||
ba870521 | 57 | name = (char *) alloca (XSTRING (Vdoc_directory)->size |
c6045832 | 58 | + XSTRING (Vdoc_file_name)->size + 8); |
ba870521 | 59 | strcpy (name, XSTRING (Vdoc_directory)->data); |
c6045832 JB |
60 | strcat (name, XSTRING (Vdoc_file_name)->data); |
61 | #ifdef VMS | |
62 | #ifndef VMS4_4 | |
63 | /* For VMS versions with limited file name syntax, | |
64 | convert the name to something VMS will allow. */ | |
65 | p = name; | |
66 | while (*p) | |
67 | { | |
68 | if (*p == '-') | |
69 | *p = '_'; | |
70 | p++; | |
71 | } | |
72 | #endif /* not VMS4_4 */ | |
73 | #ifdef VMS4_4 | |
74 | strcpy (name, sys_translate_unix (name)); | |
75 | #endif /* VMS4_4 */ | |
76 | #endif /* VMS */ | |
77 | ||
78 | fd = open (name, O_RDONLY, 0); | |
79 | if (fd < 0) | |
80 | error ("Cannot open doc string file \"%s\"", name); | |
81 | if (0 > lseek (fd, filepos, 0)) | |
82 | { | |
83 | close (fd); | |
84 | error ("Position %ld out of range in doc string file \"%s\"", | |
85 | filepos, name); | |
86 | } | |
87 | p = buf; | |
88 | while (p != buf + sizeof buf - 1) | |
89 | { | |
90 | count = read (fd, p, 512); | |
91 | p[count] = 0; | |
92 | if (!count) | |
93 | break; | |
94 | p1 = index (p, '\037'); | |
95 | if (p1) | |
96 | { | |
97 | *p1 = 0; | |
98 | p = p1; | |
99 | break; | |
100 | } | |
101 | p += count; | |
102 | } | |
103 | close (fd); | |
104 | return make_string (buf, p - buf); | |
105 | } | |
106 | ||
ee04dc54 | 107 | DEFUN ("documentation", Fdocumentation, Sdocumentation, 1, 2, 0, |
08564963 JB |
108 | "Return the documentation string of FUNCTION.\n\ |
109 | Unless a non-nil second argument is given, the\n\ | |
ee04dc54 | 110 | string is passed through `substitute-command-keys'.") |
502ddf23 JB |
111 | (function, raw) |
112 | Lisp_Object function, raw; | |
c6045832 JB |
113 | { |
114 | Lisp_Object fun; | |
115 | Lisp_Object funcar; | |
ee04dc54 | 116 | Lisp_Object tem, doc; |
c6045832 | 117 | |
502ddf23 | 118 | fun = Findirect_function (function); |
c6045832 JB |
119 | |
120 | switch (XTYPE (fun)) | |
121 | { | |
122 | case Lisp_Subr: | |
123 | if (XSUBR (fun)->doc == 0) return Qnil; | |
124 | if ((int) XSUBR (fun)->doc >= 0) | |
ee04dc54 | 125 | doc = build_string (XSUBR (fun)->doc); |
c6045832 | 126 | else |
ee04dc54 RM |
127 | doc = get_doc_string (- (int) XSUBR (fun)->doc); |
128 | break; | |
c6045832 JB |
129 | |
130 | case Lisp_Compiled: | |
131 | if (XVECTOR (fun)->size <= COMPILED_DOC_STRING) | |
132 | return Qnil; | |
133 | tem = XVECTOR (fun)->contents[COMPILED_DOC_STRING]; | |
134 | if (XTYPE (tem) == Lisp_String) | |
ee04dc54 RM |
135 | doc = tem; |
136 | else if (XTYPE (tem) == Lisp_Int && XINT (tem) >= 0) | |
137 | doc = get_doc_string (XFASTINT (tem)); | |
138 | else | |
139 | return Qnil; | |
140 | break; | |
c6045832 JB |
141 | |
142 | case Lisp_String: | |
143 | case Lisp_Vector: | |
144 | return build_string ("Keyboard macro."); | |
145 | ||
146 | case Lisp_Cons: | |
147 | funcar = Fcar (fun); | |
148 | if (XTYPE (funcar) != Lisp_Symbol) | |
149 | return Fsignal (Qinvalid_function, Fcons (fun, Qnil)); | |
502ddf23 | 150 | else if (EQ (funcar, Qkeymap)) |
c6045832 JB |
151 | return build_string ("Prefix command (definition is a keymap associating keystrokes with\n\ |
152 | subcommands.)"); | |
502ddf23 JB |
153 | else if (EQ (funcar, Qlambda) |
154 | || EQ (funcar, Qautoload)) | |
c6045832 JB |
155 | { |
156 | tem = Fcar (Fcdr (Fcdr (fun))); | |
157 | if (XTYPE (tem) == Lisp_String) | |
ee04dc54 RM |
158 | doc = tem; |
159 | else if (XTYPE (tem) == Lisp_Int && XINT (tem) >= 0) | |
160 | doc = get_doc_string (XFASTINT (tem)); | |
161 | else | |
162 | return Qnil; | |
502ddf23 JB |
163 | |
164 | break; | |
c6045832 | 165 | } |
502ddf23 | 166 | else if (EQ (funcar, Qmocklisp)) |
c6045832 | 167 | return Qnil; |
502ddf23 | 168 | else if (EQ (funcar, Qmacro)) |
ee04dc54 | 169 | return Fdocumentation (Fcdr (fun), raw); |
c6045832 JB |
170 | |
171 | /* Fall through to the default to report an error. */ | |
172 | ||
173 | default: | |
174 | return Fsignal (Qinvalid_function, Fcons (fun, Qnil)); | |
175 | } | |
ee04dc54 | 176 | |
956ace37 | 177 | if (NILP (raw)) |
665d3046 JB |
178 | { |
179 | struct gcpro gcpro1; | |
180 | ||
181 | GCPRO1 (doc); | |
182 | doc = Fsubstitute_command_keys (doc); | |
183 | UNGCPRO; | |
184 | } | |
ee04dc54 | 185 | return doc; |
c6045832 JB |
186 | } |
187 | ||
b6c53774 | 188 | DEFUN ("documentation-property", Fdocumentation_property, Sdocumentation_property, 2, 3, 0, |
c6045832 | 189 | "Return the documentation string that is SYMBOL's PROP property.\n\ |
ee04dc54 | 190 | This is like `get', but it can refer to strings stored in the\n\ |
08564963 | 191 | `etc/DOC' file; and if the value is a string, it is passed through\n\ |
956ace37 JB |
192 | `substitute-command-keys'. A non-nil third argument avoids this\n\ |
193 | translation.") | |
ee04dc54 RM |
194 | (sym, prop, raw) |
195 | Lisp_Object sym, prop, raw; | |
c6045832 JB |
196 | { |
197 | register Lisp_Object tem; | |
198 | ||
199 | tem = Fget (sym, prop); | |
200 | if (XTYPE (tem) == Lisp_Int) | |
201 | tem = get_doc_string (XINT (tem) > 0 ? XINT (tem) : - XINT (tem)); | |
956ace37 | 202 | if (NILP (raw) && XTYPE (tem) == Lisp_String) |
992d176e RS |
203 | return Fsubstitute_command_keys (tem); |
204 | return tem; | |
c6045832 JB |
205 | } |
206 | \f | |
283e1184 JB |
207 | /* Scanning the DOC files and placing docstring offsets into functions. */ |
208 | ||
209 | static void | |
210 | store_function_docstring (fun, offset) | |
211 | Lisp_Object fun; | |
212 | int offset; | |
213 | { | |
214 | fun = indirect_function (fun); | |
215 | ||
216 | /* The type determines where the docstring is stored. */ | |
217 | ||
218 | /* Lisp_Subrs have a slot for it. */ | |
219 | if (XTYPE (fun) == Lisp_Subr) | |
220 | XSUBR (fun)->doc = (char *) - offset; | |
221 | ||
222 | /* If it's a lisp form, stick it in the form. */ | |
223 | else if (CONSP (fun)) | |
224 | { | |
225 | Lisp_Object tem; | |
226 | ||
227 | tem = XCONS (fun)->car; | |
228 | if (EQ (tem, Qlambda) || EQ (tem, Qautoload)) | |
229 | { | |
230 | tem = Fcdr (Fcdr (fun)); | |
231 | if (CONSP (tem) && | |
232 | XTYPE (XCONS (tem)->car) == Lisp_Int) | |
233 | XFASTINT (XCONS (tem)->car) = offset; | |
234 | } | |
235 | else if (EQ (tem, Qmacro)) | |
236 | store_function_docstring (XCONS (fun)->cdr, offset); | |
237 | } | |
238 | ||
239 | /* Bytecode objects sometimes have slots for it. */ | |
240 | else if (XTYPE (fun) == Lisp_Compiled) | |
241 | { | |
242 | /* This bytecode object must have a slot for the | |
243 | docstring, since we've found a docstring for it. */ | |
244 | if (XVECTOR (fun)->size <= COMPILED_DOC_STRING) | |
245 | abort (); | |
246 | ||
247 | XFASTINT (XVECTOR (fun)->contents[COMPILED_DOC_STRING]) = offset; | |
248 | } | |
249 | } | |
250 | ||
251 | ||
c6045832 JB |
252 | DEFUN ("Snarf-documentation", Fsnarf_documentation, Ssnarf_documentation, |
253 | 1, 1, 0, | |
254 | "Used during Emacs initialization, before dumping runnable Emacs,\n\ | |
08564963 | 255 | to find pointers to doc strings stored in `etc/DOC...' and\n\ |
c6045832 JB |
256 | record them in function definitions.\n\ |
257 | One arg, FILENAME, a string which does not include a directory.\n\ | |
08564963 | 258 | The file is found in `../etc' now; found in the `data-directory'\n\ |
c6045832 JB |
259 | when doc strings are referred to later in the dumped Emacs.") |
260 | (filename) | |
261 | Lisp_Object filename; | |
262 | { | |
263 | int fd; | |
264 | char buf[1024 + 1]; | |
265 | register int filled; | |
266 | register int pos; | |
267 | register char *p, *end; | |
268 | Lisp_Object sym, fun, tem; | |
269 | char *name; | |
270 | extern char *index (); | |
271 | ||
2bda628c JB |
272 | #ifndef CANNOT_DUMP |
273 | if (NILP (Vpurify_flag)) | |
274 | error ("Snarf-documentation can only be called in an undumped Emacs"); | |
275 | #endif | |
276 | ||
c6045832 JB |
277 | CHECK_STRING (filename, 0); |
278 | ||
279 | #ifndef CANNOT_DUMP | |
6367dc09 | 280 | name = (char *) alloca (XSTRING (filename)->size + 14); |
08564963 | 281 | strcpy (name, "../etc/"); |
c6045832 | 282 | #else /* CANNOT_DUMP */ |
ba870521 | 283 | CHECK_STRING (Vdoc_directory, 0); |
c6045832 | 284 | name = (char *) alloca (XSTRING (filename)->size + |
ba870521 KH |
285 | XSTRING (Vdoc_directory)->size + 1); |
286 | strcpy (name, XSTRING (Vdoc_directory)->data); | |
c6045832 JB |
287 | #endif /* CANNOT_DUMP */ |
288 | strcat (name, XSTRING (filename)->data); /*** Add this line ***/ | |
289 | #ifdef VMS | |
290 | #ifndef VMS4_4 | |
291 | /* For VMS versions with limited file name syntax, | |
292 | convert the name to something VMS will allow. */ | |
293 | p = name; | |
294 | while (*p) | |
295 | { | |
296 | if (*p == '-') | |
297 | *p = '_'; | |
298 | p++; | |
299 | } | |
300 | #endif /* not VMS4_4 */ | |
301 | #ifdef VMS4_4 | |
302 | strcpy (name, sys_translate_unix (name)); | |
303 | #endif /* VMS4_4 */ | |
304 | #endif /* VMS */ | |
305 | ||
306 | fd = open (name, O_RDONLY, 0); | |
307 | if (fd < 0) | |
308 | report_file_error ("Opening doc string file", | |
309 | Fcons (build_string (name), Qnil)); | |
310 | Vdoc_file_name = filename; | |
311 | filled = 0; | |
312 | pos = 0; | |
313 | while (1) | |
314 | { | |
315 | if (filled < 512) | |
316 | filled += read (fd, &buf[filled], sizeof buf - 1 - filled); | |
317 | if (!filled) | |
318 | break; | |
319 | ||
320 | buf[filled] = 0; | |
321 | p = buf; | |
322 | end = buf + (filled < 512 ? filled : filled - 128); | |
323 | while (p != end && *p != '\037') p++; | |
324 | /* p points to ^_Ffunctionname\n or ^_Vvarname\n. */ | |
325 | if (p != end) | |
326 | { | |
327 | end = index (p, '\n'); | |
328 | sym = oblookup (Vobarray, p + 2, end - p - 2); | |
329 | if (XTYPE (sym) == Lisp_Symbol) | |
330 | { | |
331 | /* Attach a docstring to a variable? */ | |
332 | if (p[1] == 'V') | |
333 | { | |
334 | /* Install file-position as variable-documentation property | |
335 | and make it negative for a user-variable | |
336 | (doc starts with a `*'). */ | |
337 | Fput (sym, Qvariable_documentation, | |
338 | make_number ((pos + end + 1 - buf) | |
339 | * (end[1] == '*' ? -1 : 1))); | |
340 | } | |
341 | ||
283e1184 | 342 | /* Attach a docstring to a function? */ |
c6045832 | 343 | else if (p[1] == 'F') |
283e1184 JB |
344 | store_function_docstring (sym, pos + end + 1 - buf); |
345 | ||
346 | else | |
347 | error ("DOC file invalid at position %d", pos); | |
c6045832 JB |
348 | } |
349 | } | |
350 | pos += end - buf; | |
351 | filled -= end - buf; | |
352 | bcopy (end, buf, filled); | |
353 | } | |
354 | close (fd); | |
355 | return Qnil; | |
356 | } | |
357 | \f | |
358 | DEFUN ("substitute-command-keys", Fsubstitute_command_keys, | |
359 | Ssubstitute_command_keys, 1, 1, 0, | |
360 | "Substitute key descriptions for command names in STRING.\n\ | |
361 | Return a new string which is STRING with substrings of the form \\=\\[COMMAND]\n\ | |
362 | replaced by either: a keystroke sequence that will invoke COMMAND,\n\ | |
363 | or \"M-x COMMAND\" if COMMAND is not on any keys.\n\ | |
364 | Substrings of the form \\=\\{MAPVAR} are replaced by summaries\n\ | |
365 | \(made by describe-bindings) of the value of MAPVAR, taken as a keymap.\n\ | |
366 | Substrings of the form \\=\\<MAPVAR> specify to use the value of MAPVAR\n\ | |
367 | as the keymap for future \\=\\[COMMAND] substrings.\n\ | |
368 | \\=\\= quotes the following character and is discarded;\n\ | |
369 | thus, \\=\\=\\=\\= puts \\=\\= into the output, and \\=\\=\\=\\[ puts \\=\\[ into the output.") | |
370 | (str) | |
371 | Lisp_Object str; | |
372 | { | |
373 | unsigned char *buf; | |
374 | int changed = 0; | |
375 | register unsigned char *strp; | |
376 | register unsigned char *bufp; | |
377 | int idx; | |
378 | int bsize; | |
379 | unsigned char *new; | |
665d3046 | 380 | Lisp_Object tem; |
c6045832 JB |
381 | Lisp_Object keymap; |
382 | unsigned char *start; | |
383 | int length; | |
665d3046 JB |
384 | Lisp_Object name; |
385 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; | |
c6045832 | 386 | |
265a9e55 | 387 | if (NILP (str)) |
c6045832 JB |
388 | return Qnil; |
389 | ||
390 | CHECK_STRING (str, 0); | |
665d3046 JB |
391 | tem = Qnil; |
392 | keymap = Qnil; | |
393 | name = Qnil; | |
394 | GCPRO4 (str, tem, keymap, name); | |
c6045832 | 395 | |
9a425dcb RS |
396 | /* KEYMAP is either nil (which means search all the active keymaps) |
397 | or a specified local map (which means search just that and the | |
398 | global map). If non-nil, it might come from Voverriding_local_map, | |
399 | or from a \\<mapname> construct in STR itself.. */ | |
400 | keymap = Voverriding_local_map; | |
c6045832 JB |
401 | |
402 | bsize = XSTRING (str)->size; | |
403 | bufp = buf = (unsigned char *) xmalloc (bsize); | |
404 | ||
405 | strp = (unsigned char *) XSTRING (str)->data; | |
406 | while (strp < (unsigned char *) XSTRING (str)->data + XSTRING (str)->size) | |
407 | { | |
408 | if (strp[0] == '\\' && strp[1] == '=') | |
409 | { | |
410 | /* \= quotes the next character; | |
411 | thus, to put in \[ without its special meaning, use \=\[. */ | |
412 | changed = 1; | |
413 | *bufp++ = strp[2]; | |
414 | strp += 3; | |
415 | } | |
416 | else if (strp[0] == '\\' && strp[1] == '[') | |
417 | { | |
b6c53774 RS |
418 | Lisp_Object firstkey; |
419 | ||
c6045832 JB |
420 | changed = 1; |
421 | strp += 2; /* skip \[ */ | |
422 | start = strp; | |
423 | ||
424 | while ((strp - (unsigned char *) XSTRING (str)->data | |
425 | < XSTRING (str)->size) | |
426 | && *strp != ']') | |
427 | strp++; | |
428 | length = strp - start; | |
429 | strp++; /* skip ] */ | |
430 | ||
431 | /* Save STRP in IDX. */ | |
432 | idx = strp - (unsigned char *) XSTRING (str)->data; | |
433 | tem = Fintern (make_string (start, length), Qnil); | |
9a425dcb | 434 | tem = Fwhere_is_internal (tem, keymap, Qt, Qnil); |
c6045832 | 435 | |
b6c53774 RS |
436 | /* Disregard menu bar bindings; it is positively annoying to |
437 | mention them when there's no menu bar, and it isn't terribly | |
438 | useful even when there is a menu bar. */ | |
ef586bbd RS |
439 | if (!NILP (tem)) |
440 | { | |
441 | firstkey = Faref (tem, make_number (0)); | |
442 | if (EQ (firstkey, Qmenu_bar)) | |
443 | tem = Qnil; | |
444 | } | |
b6c53774 | 445 | |
265a9e55 | 446 | if (NILP (tem)) /* but not on any keys */ |
c6045832 JB |
447 | { |
448 | new = (unsigned char *) xrealloc (buf, bsize += 4); | |
449 | bufp += new - buf; | |
450 | buf = new; | |
451 | bcopy ("M-x ", bufp, 4); | |
452 | bufp += 4; | |
453 | goto subst; | |
454 | } | |
455 | else | |
456 | { /* function is on a key */ | |
457 | tem = Fkey_description (tem); | |
458 | goto subst_string; | |
459 | } | |
460 | } | |
461 | /* \{foo} is replaced with a summary of the keymap (symbol-value foo). | |
462 | \<foo> just sets the keymap used for \[cmd]. */ | |
463 | else if (strp[0] == '\\' && (strp[1] == '{' || strp[1] == '<')) | |
464 | { | |
465 | struct buffer *oldbuf; | |
c6045832 JB |
466 | |
467 | changed = 1; | |
468 | strp += 2; /* skip \{ or \< */ | |
469 | start = strp; | |
470 | ||
471 | while ((strp - (unsigned char *) XSTRING (str)->data | |
472 | < XSTRING (str)->size) | |
473 | && *strp != '}' && *strp != '>') | |
474 | strp++; | |
475 | length = strp - start; | |
476 | strp++; /* skip } or > */ | |
477 | ||
478 | /* Save STRP in IDX. */ | |
479 | idx = strp - (unsigned char *) XSTRING (str)->data; | |
480 | ||
481 | /* Get the value of the keymap in TEM, or nil if undefined. | |
482 | Do this while still in the user's current buffer | |
483 | in case it is a local variable. */ | |
484 | name = Fintern (make_string (start, length), Qnil); | |
485 | tem = Fboundp (name); | |
265a9e55 | 486 | if (! NILP (tem)) |
c6045832 JB |
487 | { |
488 | tem = Fsymbol_value (name); | |
265a9e55 | 489 | if (! NILP (tem)) |
665d3046 | 490 | tem = get_keymap_1 (tem, 0, 1); |
c6045832 JB |
491 | } |
492 | ||
493 | /* Now switch to a temp buffer. */ | |
494 | oldbuf = current_buffer; | |
495 | set_buffer_internal (XBUFFER (Vprin1_to_string_buffer)); | |
496 | ||
265a9e55 | 497 | if (NILP (tem)) |
c6045832 JB |
498 | { |
499 | name = Fsymbol_name (name); | |
500 | insert_string ("\nUses keymap \""); | |
5778daa9 | 501 | insert_from_string (name, 0, XSTRING (name)->size, 1); |
c6045832 JB |
502 | insert_string ("\", which is not currently defined.\n"); |
503 | if (start[-1] == '<') keymap = Qnil; | |
504 | } | |
505 | else if (start[-1] == '<') | |
506 | keymap = tem; | |
507 | else | |
f8ba73c1 | 508 | describe_map_tree (tem, 1, Qnil, Qnil, 0, 1); |
c6045832 JB |
509 | tem = Fbuffer_string (); |
510 | Ferase_buffer (); | |
511 | set_buffer_internal (oldbuf); | |
512 | ||
513 | subst_string: | |
514 | start = XSTRING (tem)->data; | |
515 | length = XSTRING (tem)->size; | |
516 | subst: | |
517 | new = (unsigned char *) xrealloc (buf, bsize += length); | |
518 | bufp += new - buf; | |
519 | buf = new; | |
520 | bcopy (start, bufp, length); | |
521 | bufp += length; | |
522 | /* Check STR again in case gc relocated it. */ | |
523 | strp = (unsigned char *) XSTRING (str)->data + idx; | |
524 | } | |
525 | else /* just copy other chars */ | |
526 | *bufp++ = *strp++; | |
527 | } | |
528 | ||
529 | if (changed) /* don't bother if nothing substituted */ | |
530 | tem = make_string (buf, bufp - buf); | |
531 | else | |
532 | tem = str; | |
9ac0d9e0 | 533 | xfree (buf); |
665d3046 | 534 | RETURN_UNGCPRO (tem); |
c6045832 JB |
535 | } |
536 | \f | |
537 | syms_of_doc () | |
538 | { | |
539 | DEFVAR_LISP ("internal-doc-file-name", &Vdoc_file_name, | |
540 | "Name of file containing documentation strings of built-in symbols."); | |
541 | Vdoc_file_name = Qnil; | |
542 | ||
543 | defsubr (&Sdocumentation); | |
544 | defsubr (&Sdocumentation_property); | |
545 | defsubr (&Ssnarf_documentation); | |
546 | defsubr (&Ssubstitute_command_keys); | |
547 | } |