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c0274f38 ER |
1 | ;;; autoload.el --- maintain autoloads in loaddefs.el. |
2 | ||
789b6186 GM |
3 | ;; Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2001 |
4 | ;; Free Software Foundation, Inc. | |
b578f267 | 5 | |
5762abec | 6 | ;; Author: Roland McGrath <roland@gnu.org> |
e9571d2a | 7 | ;; Keywords: maint |
e5167999 | 8 | |
b578f267 EN |
9 | ;; This file is part of GNU Emacs. |
10 | ||
11 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
12 | ;; it under the terms of the GNU General Public License as published by | |
13 | ;; the Free Software Foundation; either version 2, or (at your option) | |
14 | ;; any later version. | |
15 | ||
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
23 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
24 | ;; Boston, MA 02111-1307, USA. | |
0231f2dc | 25 | |
07b3798c | 26 | ;;; Commentary: |
e41b2db1 | 27 | |
00ee57f3 | 28 | ;; This code helps GNU Emacs maintainers keep the loaddefs.el file up to |
e41b2db1 ER |
29 | ;; date. It interprets magic cookies of the form ";;;###autoload" in |
30 | ;; lisp source files in various useful ways. To learn more, read the | |
31 | ;; source; if you're going to use this, you'd better be able to. | |
32 | ||
e5167999 ER |
33 | ;;; Code: |
34 | ||
0ceb5fe0 RS |
35 | (defvar generated-autoload-file "loaddefs.el" |
36 | "*File \\[update-file-autoloads] puts autoloads into. | |
37 | A `.el' file can set this in its local variables section to make its | |
c8aca7d1 KH |
38 | autoloads go somewhere else. The autoload file is assumed to contain a |
39 | trailer starting with a FormFeed character.") | |
0ceb5fe0 RS |
40 | |
41 | (defconst generate-autoload-cookie ";;;###autoload" | |
42 | "Magic comment indicating the following form should be autoloaded. | |
43 | Used by \\[update-file-autoloads]. This string should be | |
44 | meaningless to Lisp (e.g., a comment). | |
45 | ||
46 | This string is used: | |
47 | ||
48 | ;;;###autoload | |
49 | \(defun function-to-be-autoloaded () ...) | |
50 | ||
51 | If this string appears alone on a line, the following form will be | |
52 | read and an autoload made for it. If there is further text on the line, | |
53 | that text will be copied verbatim to `generated-autoload-file'.") | |
54 | ||
55 | (defconst generate-autoload-section-header "\f\n;;;### " | |
2336b6a9 | 56 | "String that marks the form at the start of a new file's autoload section.") |
0ceb5fe0 RS |
57 | |
58 | (defconst generate-autoload-section-trailer "\n;;;***\n" | |
59 | "String which indicates the end of the section of autoloads for a file.") | |
60 | ||
2336b6a9 KH |
61 | (defconst generate-autoload-section-continuation ";;;;;; " |
62 | "String to add on each continuation of the section header form.") | |
63 | ||
0231f2dc | 64 | (defun make-autoload (form file) |
ceaa3695 | 65 | "Turn FORM into an autoload or defvar for source file FILE. |
e8139c11 SM |
66 | Returns nil if FORM is not a special autoload form (i.e. a function definition |
67 | or macro definition or a defcustom)." | |
68 | (let ((car (car-safe form)) expand) | |
69 | (cond | |
70 | ;; For complex cases, try again on the macro-expansion. | |
71 | ((and (memq car '(easy-mmode-define-global-mode | |
72 | easy-mmode-define-minor-mode define-minor-mode)) | |
73 | (setq expand (let ((load-file-name file)) (macroexpand form))) | |
74 | (eq (car expand) 'progn) | |
75 | (memq :autoload-end expand)) | |
76 | (let ((end (memq :autoload-end expand))) | |
77 | ;; Cut-off anything after the :autoload-end marker. | |
78 | (setcdr end nil) | |
79 | (cons 'progn | |
80 | (mapcar (lambda (form) (make-autoload form file)) | |
81 | (cdr expand))))) | |
82 | ||
83 | ;; For special function-like operators, use the `autoload' function. | |
84 | ((memq car '(defun define-skeleton defmacro define-derived-mode | |
85 | define-generic-mode easy-mmode-define-minor-mode | |
86 | easy-mmode-define-global-mode | |
87 | define-minor-mode defun*)) | |
88 | (let* ((macrop (eq car 'defmacro)) | |
89 | (name (nth 1 form)) | |
90 | (body (nthcdr (get car 'doc-string-elt) form)) | |
91 | (doc (if (stringp (car body)) (pop body)))) | |
92 | ;; `define-generic-mode' quotes the name, so take care of that | |
93 | (list 'autoload (if (listp name) name (list 'quote name)) file doc | |
94 | (or (and (memq car '(define-skeleton define-derived-mode | |
95 | define-generic-mode | |
96 | easy-mmode-define-global-mode | |
97 | easy-mmode-define-minor-mode | |
98 | define-minor-mode)) t) | |
99 | (eq (car-safe (car body)) 'interactive)) | |
100 | (if macrop (list 'quote 'macro) nil)))) | |
101 | ||
102 | ;; Convert defcustom to a simpler (and less space-consuming) defvar, | |
103 | ;; but add some extra stuff if it uses :require. | |
104 | ((eq car 'defcustom) | |
105 | (let ((varname (car-safe (cdr-safe form))) | |
106 | (init (car-safe (cdr-safe (cdr-safe form)))) | |
107 | (doc (car-safe (cdr-safe (cdr-safe (cdr-safe form))))) | |
108 | (rest (cdr-safe (cdr-safe (cdr-safe (cdr-safe form)))))) | |
109 | (if (not (plist-get rest :require)) | |
110 | `(defvar ,varname ,init ,doc) | |
111 | `(progn | |
112 | (defvar ,varname ,init ,doc) | |
113 | (custom-add-to-group ,(plist-get rest :group) | |
114 | ',varname 'custom-variable) | |
115 | (custom-add-load ',varname | |
116 | ,(plist-get rest :require)))))) | |
117 | ||
118 | ;; nil here indicates that this is not a special autoload form. | |
119 | (t nil)))) | |
0231f2dc | 120 | |
daa37602 JB |
121 | ;;; Forms which have doc-strings which should be printed specially. |
122 | ;;; A doc-string-elt property of ELT says that (nth ELT FORM) is | |
123 | ;;; the doc-string in FORM. | |
124 | ;;; | |
125 | ;;; There used to be the following note here: | |
126 | ;;; ;;; Note: defconst and defvar should NOT be marked in this way. | |
127 | ;;; ;;; We don't want to produce defconsts and defvars that | |
128 | ;;; ;;; make-docfile can grok, because then it would grok them twice, | |
129 | ;;; ;;; once in foo.el (where they are given with ;;;###autoload) and | |
130 | ;;; ;;; once in loaddefs.el. | |
131 | ;;; | |
132 | ;;; Counter-note: Yes, they should be marked in this way. | |
133 | ;;; make-docfile only processes those files that are loaded into the | |
134 | ;;; dumped Emacs, and those files should never have anything | |
135 | ;;; autoloaded here. The above-feared problem only occurs with files | |
136 | ;;; which have autoloaded entries *and* are processed by make-docfile; | |
137 | ;;; there should be no such files. | |
138 | ||
0231f2dc | 139 | (put 'autoload 'doc-string-elt 3) |
daa37602 | 140 | (put 'defun 'doc-string-elt 3) |
a8add29d | 141 | (put 'defun* 'doc-string-elt 3) |
daa37602 | 142 | (put 'defvar 'doc-string-elt 3) |
ceaa3695 | 143 | (put 'defcustom 'doc-string-elt 3) |
daa37602 JB |
144 | (put 'defconst 'doc-string-elt 3) |
145 | (put 'defmacro 'doc-string-elt 3) | |
d14ef04b | 146 | (put 'defsubst 'doc-string-elt 3) |
a8add29d SM |
147 | (put 'define-skeleton 'doc-string-elt 2) |
148 | (put 'define-derived-mode 'doc-string-elt 4) | |
149 | (put 'easy-mmode-define-minor-mode 'doc-string-elt 2) | |
150 | (put 'define-minor-mode 'doc-string-elt 2) | |
151 | (put 'define-generic-mode 'doc-string-elt 7) | |
e8139c11 SM |
152 | ;; defin-global-mode has no explicit docstring. |
153 | (put 'easy-mmode-define-global-mode 'doc-string-elt 1000) | |
fc89daee | 154 | |
0231f2dc | 155 | |
72c19d97 | 156 | (defun autoload-trim-file-name (file) |
1eb0a345 RS |
157 | ;; Returns a relative pathname of FILE |
158 | ;; starting from the directory that loaddefs.el is in. | |
159 | ;; That is normally a directory in load-path, | |
160 | ;; which means Emacs will be able to find FILE when it looks. | |
161 | ;; Any extra directory names here would prevent finding the file. | |
72c19d97 RM |
162 | (setq file (expand-file-name file)) |
163 | (file-relative-name file | |
1eb0a345 | 164 | (file-name-directory generated-autoload-file))) |
72c19d97 | 165 | |
2336b6a9 KH |
166 | (defun autoload-read-section-header () |
167 | "Read a section header form. | |
168 | Since continuation lines have been marked as comments, | |
169 | we must copy the text of the form and remove those comment | |
170 | markers before we call `read'." | |
171 | (save-match-data | |
172 | (let ((beginning (point)) | |
173 | string) | |
174 | (forward-line 1) | |
175 | (while (looking-at generate-autoload-section-continuation) | |
176 | (forward-line 1)) | |
177 | (setq string (buffer-substring beginning (point))) | |
178 | (with-current-buffer (get-buffer-create " *autoload*") | |
179 | (erase-buffer) | |
180 | (insert string) | |
181 | (goto-char (point-min)) | |
182 | (while (search-forward generate-autoload-section-continuation nil t) | |
183 | (replace-match " ")) | |
184 | (goto-char (point-min)) | |
185 | (read (current-buffer)))))) | |
186 | ||
a8add29d SM |
187 | ;; !! Requires OUTBUF to be bound !! |
188 | (defun autoload-print-form (form) | |
189 | "Print FORM such that make-docfile will find the docstrings." | |
190 | (cond | |
191 | ;; If the form is a sequence, recurse. | |
192 | ((eq (car form) 'progn) (mapcar 'autoload-print-form (cdr form))) | |
193 | ;; Symbols at the toplevel are meaningless. | |
194 | ((symbolp form) nil) | |
195 | (t | |
196 | (let ((doc-string-elt (get (car-safe form) 'doc-string-elt))) | |
197 | (if (and doc-string-elt (stringp (nth doc-string-elt form))) | |
198 | ;; We need to hack the printing because the | |
199 | ;; doc-string must be printed specially for | |
200 | ;; make-docfile (sigh). | |
201 | (let* ((p (nthcdr (1- doc-string-elt) form)) | |
202 | (elt (cdr p))) | |
203 | (setcdr p nil) | |
204 | (princ "\n(" outbuf) | |
205 | (let ((print-escape-newlines t) | |
206 | (print-escape-nonascii t)) | |
207 | (mapcar (lambda (elt) | |
208 | (prin1 elt outbuf) | |
209 | (princ " " outbuf)) | |
210 | form)) | |
211 | (princ "\"\\\n" outbuf) | |
212 | (let ((begin (with-current-buffer outbuf (point)))) | |
213 | (princ (substring (prin1-to-string (car elt)) 1) | |
214 | outbuf) | |
215 | ;; Insert a backslash before each ( that | |
216 | ;; appears at the beginning of a line in | |
217 | ;; the doc string. | |
218 | (with-current-buffer outbuf | |
219 | (save-excursion | |
220 | (while (search-backward "\n(" begin t) | |
221 | (forward-char 1) | |
222 | (insert "\\")))) | |
223 | (if (null (cdr elt)) | |
224 | (princ ")" outbuf) | |
225 | (princ " " outbuf) | |
226 | (princ (substring (prin1-to-string (cdr elt)) 1) | |
227 | outbuf)) | |
228 | (terpri outbuf))) | |
229 | (let ((print-escape-newlines t) | |
230 | (print-escape-nonascii t)) | |
231 | (print form outbuf))))))) | |
232 | ||
0231f2dc JB |
233 | (defun generate-file-autoloads (file) |
234 | "Insert at point a loaddefs autoload section for FILE. | |
235 | autoloads are generated for defuns and defmacros in FILE | |
da8826b4 | 236 | marked by `generate-autoload-cookie' (which see). |
0231f2dc JB |
237 | If FILE is being visited in a buffer, the contents of the buffer |
238 | are used." | |
239 | (interactive "fGenerate autoloads for file: ") | |
240 | (let ((outbuf (current-buffer)) | |
0231f2dc JB |
241 | (autoloads-done '()) |
242 | (load-name (let ((name (file-name-nondirectory file))) | |
243 | (if (string-match "\\.elc?$" name) | |
244 | (substring name 0 (match-beginning 0)) | |
245 | name))) | |
246 | (print-length nil) | |
72c19d97 | 247 | (print-readably t) ; This does something in Lucid Emacs. |
aa7ea8bd | 248 | (float-output-format nil) |
0231f2dc | 249 | (done-any nil) |
7e4263eb | 250 | (visited (get-file-buffer file)) |
0231f2dc | 251 | output-end) |
daa37602 JB |
252 | |
253 | ;; If the autoload section we create here uses an absolute | |
254 | ;; pathname for FILE in its header, and then Emacs is installed | |
255 | ;; under a different path on another system, | |
256 | ;; `update-autoloads-here' won't be able to find the files to be | |
257 | ;; autoloaded. So, if FILE is in the same directory or a | |
e5d77022 | 258 | ;; subdirectory of the current buffer's directory, we'll make it |
daa37602 JB |
259 | ;; relative to the current buffer's directory. |
260 | (setq file (expand-file-name file)) | |
1265394f RM |
261 | (let* ((source-truename (file-truename file)) |
262 | (dir-truename (file-name-as-directory | |
263 | (file-truename default-directory))) | |
264 | (len (length dir-truename))) | |
265 | (if (and (< len (length source-truename)) | |
266 | (string= dir-truename (substring source-truename 0 len))) | |
267 | (setq file (substring source-truename len)))) | |
daa37602 | 268 | |
0231f2dc | 269 | (message "Generating autoloads for %s..." file) |
6798a385 JB |
270 | (save-excursion |
271 | (unwind-protect | |
272 | (progn | |
66fc2bf5 RM |
273 | (if visited |
274 | (set-buffer visited) | |
275 | ;; It is faster to avoid visiting the file. | |
276 | (set-buffer (get-buffer-create " *generate-autoload-file*")) | |
277 | (kill-all-local-variables) | |
278 | (erase-buffer) | |
b59c7256 RM |
279 | (setq buffer-undo-list t |
280 | buffer-read-only nil) | |
281 | (emacs-lisp-mode) | |
66fc2bf5 | 282 | (insert-file-contents file nil)) |
6798a385 JB |
283 | (save-excursion |
284 | (save-restriction | |
285 | (widen) | |
286 | (goto-char (point-min)) | |
287 | (while (not (eobp)) | |
288 | (skip-chars-forward " \t\n\f") | |
289 | (cond | |
290 | ((looking-at (regexp-quote generate-autoload-cookie)) | |
291 | (search-forward generate-autoload-cookie) | |
292 | (skip-chars-forward " \t") | |
293 | (setq done-any t) | |
9ed4d64f RM |
294 | (if (eolp) |
295 | ;; Read the next form and make an autoload. | |
296 | (let* ((form (prog1 (read (current-buffer)) | |
a8add29d SM |
297 | (or (bolp) (forward-line 1)))) |
298 | (autoload (make-autoload form load-name))) | |
9ed4d64f RM |
299 | (if autoload |
300 | (setq autoloads-done (cons (nth 1 form) | |
301 | autoloads-done)) | |
302 | (setq autoload form)) | |
a8add29d SM |
303 | (autoload-print-form autoload)) |
304 | ||
305 | ;; Copy the rest of the line to the output. | |
6e21af56 RM |
306 | (princ (buffer-substring |
307 | (progn | |
308 | ;; Back up over whitespace, to preserve it. | |
309 | (skip-chars-backward " \f\t") | |
310 | (if (= (char-after (1+ (point))) ? ) | |
311 | ;; Eat one space. | |
312 | (forward-char 1)) | |
313 | (point)) | |
314 | (progn (forward-line 1) (point))) | |
315 | outbuf))) | |
72c19d97 RM |
316 | ((looking-at ";") |
317 | ;; Don't read the comment. | |
318 | (forward-line 1)) | |
319 | (t | |
320 | (forward-sexp 1) | |
321 | (forward-line 1))))))) | |
6798a385 JB |
322 | (or visited |
323 | ;; We created this buffer, so we should kill it. | |
324 | (kill-buffer (current-buffer))) | |
325 | (set-buffer outbuf) | |
326 | (setq output-end (point-marker)))) | |
0231f2dc JB |
327 | (if done-any |
328 | (progn | |
2336b6a9 KH |
329 | ;; Insert the section-header line |
330 | ;; which lists the file name and which functions are in it, etc. | |
0231f2dc | 331 | (insert generate-autoload-section-header) |
72c19d97 RM |
332 | (prin1 (list 'autoloads autoloads-done load-name |
333 | (autoload-trim-file-name file) | |
0231f2dc JB |
334 | (nth 5 (file-attributes file))) |
335 | outbuf) | |
336 | (terpri outbuf) | |
2336b6a9 KH |
337 | ;; Break that line at spaces, to avoid very long lines. |
338 | ;; Make each sub-line into a comment. | |
339 | (with-current-buffer outbuf | |
340 | (save-excursion | |
341 | (forward-line -1) | |
342 | (while (not (eolp)) | |
343 | (move-to-column 64) | |
344 | (skip-chars-forward "^ \n") | |
345 | (or (eolp) | |
346 | (insert "\n" generate-autoload-section-continuation))))) | |
72c19d97 RM |
347 | (insert ";;; Generated autoloads from " |
348 | (autoload-trim-file-name file) "\n") | |
0231f2dc JB |
349 | (goto-char output-end) |
350 | (insert generate-autoload-section-trailer))) | |
351 | (message "Generating autoloads for %s...done" file))) | |
e2b6138f | 352 | \f |
0231f2dc JB |
353 | ;;;###autoload |
354 | (defun update-file-autoloads (file) | |
355 | "Update the autoloads for FILE in `generated-autoload-file' | |
356 | \(which FILE might bind in its local variables)." | |
357 | (interactive "fUpdate autoloads for file: ") | |
358 | (let ((load-name (let ((name (file-name-nondirectory file))) | |
359 | (if (string-match "\\.elc?$" name) | |
360 | (substring name 0 (match-beginning 0)) | |
361 | name))) | |
d55e3ff0 | 362 | (found nil) |
0231f2dc JB |
363 | (existing-buffer (get-file-buffer file))) |
364 | (save-excursion | |
365 | ;; We want to get a value for generated-autoload-file from | |
366 | ;; the local variables section if it's there. | |
b59c7256 RM |
367 | (if existing-buffer |
368 | (set-buffer existing-buffer)) | |
9e3366e4 EZ |
369 | ;; We must read/write the file without any code conversion, |
370 | ;; but still decode EOLs. | |
371 | (let ((coding-system-for-read 'raw-text)) | |
68521d61 RS |
372 | (set-buffer (find-file-noselect |
373 | (expand-file-name generated-autoload-file | |
374 | (expand-file-name "lisp" | |
9e3366e4 EZ |
375 | source-directory)))) |
376 | ;; This is to make generated-autoload-file have Unix EOLs, so | |
377 | ;; that it is portable to all platforms. | |
378 | (setq buffer-file-coding-system 'raw-text-unix)) | |
0b33ec46 RS |
379 | (or (> (buffer-size) 0) |
380 | (error "Autoloads file %s does not exist" buffer-file-name)) | |
381 | (or (file-writable-p buffer-file-name) | |
382 | (error "Autoloads file %s is not writable" buffer-file-name)) | |
0231f2dc JB |
383 | (save-excursion |
384 | (save-restriction | |
385 | (widen) | |
386 | (goto-char (point-min)) | |
d55e3ff0 RM |
387 | ;; Look for the section for LOAD-NAME. |
388 | (while (and (not found) | |
389 | (search-forward generate-autoload-section-header nil t)) | |
2336b6a9 | 390 | (let ((form (autoload-read-section-header))) |
d55e3ff0 RM |
391 | (cond ((string= (nth 2 form) load-name) |
392 | ;; We found the section for this file. | |
393 | ;; Check if it is up to date. | |
394 | (let ((begin (match-beginning 0)) | |
395 | (last-time (nth 4 form)) | |
396 | (file-time (nth 5 (file-attributes file)))) | |
397 | (if (and (or (null existing-buffer) | |
398 | (not (buffer-modified-p existing-buffer))) | |
399 | (listp last-time) (= (length last-time) 2) | |
400 | (or (> (car last-time) (car file-time)) | |
401 | (and (= (car last-time) (car file-time)) | |
402 | (>= (nth 1 last-time) | |
403 | (nth 1 file-time))))) | |
404 | (progn | |
d5aa62ec RM |
405 | (if (interactive-p) |
406 | (message "\ | |
407 | Autoload section for %s is up to date." | |
408 | file)) | |
d55e3ff0 RM |
409 | (setq found 'up-to-date)) |
410 | (search-forward generate-autoload-section-trailer) | |
411 | (delete-region begin (point)) | |
412 | (setq found t)))) | |
413 | ((string< load-name (nth 2 form)) | |
414 | ;; We've come to a section alphabetically later than | |
415 | ;; LOAD-NAME. We assume the file is in order and so | |
416 | ;; there must be no section for LOAD-NAME. We will | |
417 | ;; insert one before the section here. | |
418 | (goto-char (match-beginning 0)) | |
72c19d97 | 419 | (setq found 'new))))) |
0f09bac6 RM |
420 | (or found |
421 | (progn | |
422 | (setq found 'new) | |
423 | ;; No later sections in the file. Put before the last page. | |
424 | (goto-char (point-max)) | |
5a161ab5 | 425 | (search-backward "\f" nil t))) |
72c19d97 | 426 | (or (eq found 'up-to-date) |
0f09bac6 | 427 | (and (eq found 'new) |
72c19d97 RM |
428 | ;; Check that FILE has any cookies before generating a |
429 | ;; new section for it. | |
430 | (save-excursion | |
b59c7256 RM |
431 | (if existing-buffer |
432 | (set-buffer existing-buffer) | |
433 | ;; It is faster to avoid visiting the file. | |
434 | (set-buffer (get-buffer-create " *autoload-file*")) | |
435 | (kill-all-local-variables) | |
436 | (erase-buffer) | |
437 | (setq buffer-undo-list t | |
438 | buffer-read-only nil) | |
439 | (emacs-lisp-mode) | |
440 | (insert-file-contents file nil)) | |
72c19d97 | 441 | (save-excursion |
b59c7256 RM |
442 | (save-restriction |
443 | (widen) | |
444 | (goto-char (point-min)) | |
445 | (prog1 | |
f0646ca0 RM |
446 | (if (re-search-forward |
447 | (concat "^" (regexp-quote | |
448 | generate-autoload-cookie)) | |
b59c7256 RM |
449 | nil t) |
450 | nil | |
451 | (if (interactive-p) | |
75632953 | 452 | (message "%s has no autoloads" file)) |
b59c7256 RM |
453 | t) |
454 | (or existing-buffer | |
455 | (kill-buffer (current-buffer)))))))) | |
57cf354d | 456 | (generate-file-autoloads file)))) |
2336b6a9 KH |
457 | (and (interactive-p) |
458 | (buffer-modified-p) | |
459 | (save-buffer))))) | |
0231f2dc JB |
460 | |
461 | ;;;###autoload | |
3fbca58a | 462 | (defun update-autoloads-from-directories (&rest dirs) |
d08589bf | 463 | "\ |
3fbca58a | 464 | Update loaddefs.el with all the current autoloads from DIRS, and no old ones. |
b59c7256 RM |
465 | This uses `update-file-autoloads' (which see) do its work." |
466 | (interactive "DUpdate autoloads from directory: ") | |
3fbca58a RS |
467 | (let ((files (apply 'nconc |
468 | (mapcar (function (lambda (dir) | |
469 | (directory-files (expand-file-name dir) | |
470 | t | |
0ceb5fe0 | 471 | "^[^=.].*\\.el$"))) |
3fbca58a RS |
472 | dirs))) |
473 | autoloads-file | |
474 | top-dir) | |
0e193890 RS |
475 | (setq autoloads-file |
476 | (expand-file-name generated-autoload-file | |
477 | (expand-file-name "lisp" | |
478 | source-directory))) | |
3fbca58a | 479 | (setq top-dir (file-name-directory autoloads-file)) |
0231f2dc | 480 | (save-excursion |
3fbca58a | 481 | (set-buffer (find-file-noselect autoloads-file)) |
e2b6138f | 482 | (save-excursion |
b59c7256 RM |
483 | (goto-char (point-min)) |
484 | (while (search-forward generate-autoload-section-header nil t) | |
2336b6a9 | 485 | (let* ((form (autoload-read-section-header)) |
b59c7256 RM |
486 | (file (nth 3 form))) |
487 | (cond ((not (stringp file))) | |
3fbca58a | 488 | ((not (file-exists-p (expand-file-name file top-dir))) |
b59c7256 RM |
489 | ;; Remove the obsolete section. |
490 | (let ((begin (match-beginning 0))) | |
491 | (search-forward generate-autoload-section-trailer) | |
492 | (delete-region begin (point)))) | |
493 | (t | |
494 | (update-file-autoloads file))) | |
495 | (setq files (delete file files))))) | |
496 | ;; Elements remaining in FILES have no existing autoload sections. | |
497 | (mapcar 'update-file-autoloads files) | |
498 | (save-buffer)))) | |
0231f2dc JB |
499 | |
500 | ;;;###autoload | |
501 | (defun batch-update-autoloads () | |
b59c7256 | 502 | "Update loaddefs.el autoloads in batch mode. |
3fbca58a RS |
503 | Calls `update-autoloads-from-directories' on the command line arguments." |
504 | (apply 'update-autoloads-from-directories command-line-args-left) | |
b59c7256 | 505 | (setq command-line-args-left nil)) |
0231f2dc JB |
506 | |
507 | (provide 'autoload) | |
ffd56f97 | 508 | |
c0274f38 | 509 | ;;; autoload.el ends here |