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c8472948 | 1 | ;;; dired.el --- directory-browsing commands |
52041219 | 2 | |
6736ab5a | 3 | ;; Copyright (C) 1985, 86, 92, 93, 94, 95, 96, 97, 2000, 01, 03, 2004 |
1b85bd12 | 4 | ;; Free Software Foundation, Inc. |
ab67260b | 5 | |
b36b40ae RS |
6 | ;; Author: Sebastian Kremer <sk@thp.uni-koeln.de> |
7 | ;; Maintainer: FSF | |
565132a3 | 8 | ;; Keywords: files |
84fc2cfa ER |
9 | |
10 | ;; This file is part of GNU Emacs. | |
11 | ||
12 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
13 | ;; it under the terms of the GNU General Public License as published by | |
52041219 | 14 | ;; the Free Software Foundation; either version 2, or (at your option) |
84fc2cfa ER |
15 | ;; any later version. |
16 | ||
17 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;; GNU General Public License for more details. | |
21 | ||
22 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
23 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
24 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
25 | ;; Boston, MA 02111-1307, USA. | |
84fc2cfa | 26 | |
52041219 RS |
27 | ;;; Commentary: |
28 | ||
e41b2db1 ER |
29 | ;; This is a major mode for directory browsing and editing. It is |
30 | ;; documented in the Emacs manual. | |
31 | ||
492d2437 RS |
32 | ;; Rewritten in 1990/1991 to add tree features, file marking and |
33 | ;; sorting by Sebastian Kremer <sk@thp.uni-koeln.de>. | |
34 | ;; Finished up by rms in 1992. | |
35 | ||
52041219 | 36 | ;;; Code: |
492d2437 | 37 | |
492d2437 RS |
38 | ;;; Customizable variables |
39 | ||
286c247d RS |
40 | (defgroup dired nil |
41 | "Directory editing." | |
d7aed37c | 42 | :link '(custom-manual "(emacs)Dired") |
ca66efd1 | 43 | :group 'files) |
286c247d RS |
44 | |
45 | (defgroup dired-mark nil | |
68d2f12f | 46 | "Handling marks in Dired." |
286c247d RS |
47 | :prefix "dired-" |
48 | :group 'dired) | |
49 | ||
50 | ||
84fc2cfa | 51 | ;;;###autoload |
286c247d | 52 | (defcustom dired-listing-switches "-al" |
492d2437 RS |
53 | "*Switches passed to `ls' for dired. MUST contain the `l' option. |
54 | May contain all other options that don't contradict `-l'; | |
b36b40ae | 55 | may contain even `F', `b', `i' and `s'. See also the variable |
48404d5a EZ |
56 | `dired-ls-F-marks-symlinks' concerning the `F' switch. |
57 | On systems such as MS-DOS and MS-Windows, which use `ls' emulation in Lisp, | |
58 | some of the `ls' switches are not supported; see the doc string of | |
59 | `insert-directory' on ls-lisp.el for more details." | |
286c247d RS |
60 | :type 'string |
61 | :group 'dired) | |
84fc2cfa | 62 | |
470fa6d1 | 63 | ; Don't use absolute file names as /bin should be in any PATH and people |
492d2437 RS |
64 | ; may prefer /usr/local/gnu/bin or whatever. However, chown is |
65 | ; usually not in PATH. | |
66 | ||
67 | ;;;###autoload | |
84fc2cfa | 68 | (defvar dired-chown-program |
c60ee5e7 | 69 | (if (memq system-type '(hpux dgux usg-unix-v irix linux gnu/linux cygwin)) |
6702f50d RS |
70 | "chown" |
71 | (if (file-exists-p "/usr/sbin/chown") | |
72 | "/usr/sbin/chown" | |
73 | "/etc/chown")) | |
eb8c3be9 | 74 | "Name of chown command (usually `chown' or `/etc/chown').") |
492d2437 | 75 | |
0b7bc76f RS |
76 | (defvar dired-use-ls-dired (not (not (string-match "gnu" system-configuration))) |
77 | "Non-nil means Dired should use `ls --dired'.") | |
78 | ||
912aace8 GV |
79 | (defvar dired-chmod-program "chmod" |
80 | "Name of chmod command (usually `chmod').") | |
723ddb1f | 81 | |
57654b8c JL |
82 | (defvar dired-touch-program "touch" |
83 | "Name of touch command (usually `touch').") | |
84 | ||
492d2437 | 85 | ;;;###autoload |
286c247d | 86 | (defcustom dired-ls-F-marks-symlinks nil |
492d2437 | 87 | "*Informs dired about how `ls -lF' marks symbolic links. |
fc83abf7 RS |
88 | Set this to t if `ls' (or whatever program is specified by |
89 | `insert-directory-program') with `-lF' marks the symbolic link | |
492d2437 | 90 | itself with a trailing @ (usually the case under Ultrix). |
84fc2cfa | 91 | |
492d2437 RS |
92 | Example: if `ln -s foo bar; ls -F bar' gives `bar -> foo', set it to |
93 | nil (the default), if it gives `bar@ -> foo', set it to t. | |
94 | ||
95 | Dired checks if there is really a @ appended. Thus, if you have a | |
96 | marking `ls' program on one host and a non-marking on another host, and | |
97 | don't care about symbolic links which really end in a @, you can | |
286c247d RS |
98 | always set this variable to t." |
99 | :type 'boolean | |
100 | :group 'dired-mark) | |
492d2437 RS |
101 | |
102 | ;;;###autoload | |
286c247d | 103 | (defcustom dired-trivial-filenames "^\\.\\.?$\\|^#" |
492d2437 RS |
104 | "*Regexp of files to skip when finding first file of a directory. |
105 | A value of nil means move to the subdir line. | |
286c247d RS |
106 | A value of t means move to first file." |
107 | :type '(choice (const :tag "Move to subdir" nil) | |
108 | (const :tag "Move to first" t) | |
109 | regexp) | |
110 | :group 'dired) | |
492d2437 RS |
111 | |
112 | ;;;###autoload | |
286c247d | 113 | (defcustom dired-keep-marker-rename t |
492d2437 RS |
114 | ;; Use t as default so that moved files "take their markers with them". |
115 | "*Controls marking of renamed files. | |
116 | If t, files keep their previous marks when they are renamed. | |
117 | If a character, renamed files (whether previously marked or not) | |
286c247d RS |
118 | are afterward marked with that character." |
119 | :type '(choice (const :tag "Keep" t) | |
120 | (character :tag "Mark")) | |
121 | :group 'dired-mark) | |
492d2437 RS |
122 | |
123 | ;;;###autoload | |
286c247d | 124 | (defcustom dired-keep-marker-copy ?C |
492d2437 RS |
125 | "*Controls marking of copied files. |
126 | If t, copied files are marked if and as the corresponding original files were. | |
286c247d RS |
127 | If a character, copied files are unconditionally marked with that character." |
128 | :type '(choice (const :tag "Keep" t) | |
129 | (character :tag "Mark")) | |
130 | :group 'dired-mark) | |
492d2437 RS |
131 | |
132 | ;;;###autoload | |
286c247d | 133 | (defcustom dired-keep-marker-hardlink ?H |
492d2437 RS |
134 | "*Controls marking of newly made hard links. |
135 | If t, they are marked if and as the files linked to were marked. | |
286c247d RS |
136 | If a character, new links are unconditionally marked with that character." |
137 | :type '(choice (const :tag "Keep" t) | |
138 | (character :tag "Mark")) | |
139 | :group 'dired-mark) | |
492d2437 RS |
140 | |
141 | ;;;###autoload | |
286c247d | 142 | (defcustom dired-keep-marker-symlink ?Y |
492d2437 RS |
143 | "*Controls marking of newly made symbolic links. |
144 | If t, they are marked if and as the files linked to were marked. | |
286c247d RS |
145 | If a character, new links are unconditionally marked with that character." |
146 | :type '(choice (const :tag "Keep" t) | |
147 | (character :tag "Mark")) | |
148 | :group 'dired-mark) | |
492d2437 RS |
149 | |
150 | ;;;###autoload | |
286c247d | 151 | (defcustom dired-dwim-target nil |
492d2437 RS |
152 | "*If non-nil, dired tries to guess a default target directory. |
153 | This means: if there is a dired buffer displayed in the next window, | |
154 | use its current subdir, instead of the current subdir of this dired buffer. | |
155 | ||
286c247d RS |
156 | The target is used in the prompt for file copy, rename etc." |
157 | :type 'boolean | |
158 | :group 'dired) | |
492d2437 RS |
159 | |
160 | ;;;###autoload | |
286c247d | 161 | (defcustom dired-copy-preserve-time t |
492d2437 | 162 | "*If non-nil, Dired preserves the last-modified time in a file copy. |
286c247d RS |
163 | \(This works on only some systems.)" |
164 | :type 'boolean | |
165 | :group 'dired) | |
492d2437 | 166 | |
05b855f5 EZ |
167 | ; These variables were deleted and the replacements are on files.el. |
168 | ; We leave aliases behind for back-compatibility. | |
169 | (defvaralias 'dired-free-space-program 'directory-free-space-program) | |
170 | (defvaralias 'dired-free-space-args 'directory-free-space-args) | |
171 | ||
492d2437 RS |
172 | ;;; Hook variables |
173 | ||
c2792945 | 174 | (defcustom dired-load-hook nil |
492d2437 | 175 | "Run after loading dired. |
c2792945 EZ |
176 | You can customize key bindings or load extensions with this." |
177 | :group 'dired | |
178 | :type 'hook) | |
492d2437 | 179 | |
c2792945 EZ |
180 | (defcustom dired-mode-hook nil |
181 | "Run at the very end of dired-mode." | |
182 | :group 'dired | |
183 | :type 'hook) | |
492d2437 | 184 | |
c2792945 EZ |
185 | (defcustom dired-before-readin-hook nil |
186 | "This hook is run before a dired buffer is read in (created or reverted)." | |
187 | :group 'dired | |
188 | :type 'hook) | |
492d2437 | 189 | |
c2792945 | 190 | (defcustom dired-after-readin-hook nil |
492d2437 RS |
191 | "Hook run after each time a file or directory is read by Dired. |
192 | After each listing of a file or directory, this hook is run | |
c2792945 EZ |
193 | with the buffer narrowed to the listing." |
194 | :group 'dired | |
195 | :type 'hook) | |
492d2437 RS |
196 | ;; Note this can't simply be run inside function `dired-ls' as the hook |
197 | ;; functions probably depend on the dired-subdir-alist to be OK. | |
198 | ||
d7aed37c | 199 | ;; Fixme: This should use mailcap. |
55a87770 RS |
200 | (defcustom dired-view-command-alist |
201 | '(("[.]\\(ps\\|ps_pages\\|eps\\)\\'" . "gv -spartan -color -watch %s") | |
202 | ("[.]pdf\\'" . "xpdf %s") | |
203 | ("[.]\\(jpe?g\\|gif\\|png\\)\\'" . "eog %s") | |
204 | ("[.]dvi\\'" . "xdvi -sidemargin 0.5 -topmargin 1 %s")) | |
205 | "Alist specifying how to view special types of files. | |
206 | Each element has the form (REGEXP . SHELL-COMMAND). | |
207 | When the file name matches REGEXP, `dired-view-file' | |
208 | invokes SHELL-COMMAND to view the file, processing it through `format'. | |
209 | Use `%s' in SHELL-COMMAND to specify where to put the file name." | |
210 | :group 'dired | |
211 | :type '(alist :key-type regexp :value-type string) | |
212 | :version "21.4") | |
213 | ||
2b2059d8 | 214 | ;; Internal variables |
492d2437 RS |
215 | |
216 | (defvar dired-marker-char ?* ; the answer is 42 | |
217 | ;; so that you can write things like | |
218 | ;; (let ((dired-marker-char ?X)) | |
219 | ;; ;; great code using X markers ... | |
220 | ;; ) | |
221 | ;; For example, commands operating on two sets of files, A and B. | |
222 | ;; Or marking files with digits 0-9. This could implicate | |
223 | ;; concentric sets or an order for the marked files. | |
224 | ;; The code depends on dynamic scoping on the marker char. | |
225 | "In Dired, the current mark character. | |
226 | This is what the `do' commands look for and what the `mark' commands store.") | |
227 | ||
228 | (defvar dired-del-marker ?D | |
229 | "Character used to flag files for deletion.") | |
230 | ||
231 | (defvar dired-shrink-to-fit | |
ab67260b RS |
232 | t |
233 | ;; I see no reason ever to make this nil -- rms. | |
234 | ;; (> baud-rate search-slow-speed) | |
492d2437 RS |
235 | "Non-nil means Dired shrinks the display buffer to fit the marked files.") |
236 | ||
237 | (defvar dired-flagging-regexp nil);; Last regexp used to flag files. | |
238 | ||
ab67260b RS |
239 | (defvar dired-file-version-alist) |
240 | ||
e956c609 | 241 | ;;;###autoload |
492d2437 | 242 | (defvar dired-directory nil |
0b7bc76f | 243 | "The directory name or wildcard spec that this Dired directory lists. |
8d23c16b | 244 | Local to each dired buffer. May be a list, in which case the car is the |
0b7bc76f RS |
245 | directory name and the cdr is the list of files to mention. |
246 | The directory name must be absolute, but need not be fully expanded.") | |
492d2437 RS |
247 | |
248 | (defvar dired-actual-switches nil | |
249 | "The value of `dired-listing-switches' used to make this buffer's text.") | |
250 | ||
251 | (defvar dired-re-inode-size "[0-9 \t]*" | |
252 | "Regexp for optional initial inode and file size as made by `ls -i -s'.") | |
253 | ||
254 | ;; These regexps must be tested at beginning-of-line, but are also | |
255 | ;; used to search for next matches, so neither omitting "^" nor | |
256 | ;; replacing "^" by "\n" (to make it slightly faster) will work. | |
257 | ||
258 | (defvar dired-re-mark "^[^ \n]") | |
259 | ;; "Regexp matching a marked line. | |
260 | ;; Important: the match ends just after the marker." | |
261 | (defvar dired-re-maybe-mark "^. ") | |
312a9e03 EZ |
262 | ;; The [^:] part after "d" and "l" is to avoid confusion with the |
263 | ;; DOS/Windows-style drive letters in directory names, like in "d:/foo". | |
264 | (defvar dired-re-dir (concat dired-re-maybe-mark dired-re-inode-size "d[^:]")) | |
265 | (defvar dired-re-sym (concat dired-re-maybe-mark dired-re-inode-size "l[^:]")) | |
492d2437 RS |
266 | (defvar dired-re-exe;; match ls permission string of an executable file |
267 | (mapconcat (function | |
268 | (lambda (x) | |
269 | (concat dired-re-maybe-mark dired-re-inode-size x))) | |
270 | '("-[-r][-w][xs][-r][-w].[-r][-w]." | |
271 | "-[-r][-w].[-r][-w][xs][-r][-w]." | |
272 | "-[-r][-w].[-r][-w].[-r][-w][xst]") | |
273 | "\\|")) | |
e6cecd2b | 274 | (defvar dired-re-perms "[-bcdlps][-r][-w].[-r][-w].[-r][-w].") |
147e214c | 275 | (defvar dired-re-dot "^.* \\.\\.?/?$") |
492d2437 | 276 | |
38819778 | 277 | ;; The subdirectory names in this list are expanded. |
492d2437 RS |
278 | (defvar dired-subdir-alist nil |
279 | "Association list of subdirectories and their buffer positions. | |
280 | Each subdirectory has an element: (DIRNAME . STARTMARKER). | |
7b2469ae RS |
281 | The order of elements is the reverse of the order in the buffer. |
282 | In simple cases, this list contains one element.") | |
492d2437 | 283 | |
cdf156a9 | 284 | (defvar dired-subdir-regexp "^. \\([^\n\r]+\\)\\(:\\)[\n\r]" |
492d2437 RS |
285 | "Regexp matching a maybe hidden subdirectory line in `ls -lR' output. |
286 | Subexpression 1 is the subdirectory proper, no trailing colon. | |
287 | The match starts at the beginning of the line and ends after the end | |
288 | of the line (\\n or \\r). | |
289 | Subexpression 2 must end right before the \\n or \\r.") | |
290 | ||
2439570d SM |
291 | (defvar dired-font-lock-keywords |
292 | (list | |
293 | ;; | |
294 | ;; Directory headers. | |
295 | (list dired-subdir-regexp '(1 font-lock-type-face)) | |
296 | ;; | |
297 | ;; We make heavy use of MATCH-ANCHORED, since the regexps don't identify the | |
298 | ;; file name itself. We search for Dired defined regexps, and then use the | |
299 | ;; Dired defined function `dired-move-to-filename' before searching for the | |
300 | ;; simple regexp ".+". It is that regexp which matches the file name. | |
301 | ;; | |
302 | ;; Dired marks. | |
303 | (list dired-re-mark | |
883212ce | 304 | '(0 font-lock-constant-face) |
6784714b | 305 | '(".+" (dired-move-to-filename) nil (0 font-lock-warning-face))) |
4fdf389a RS |
306 | ;; People who are paranoid about security would consider this more |
307 | ;; important than other things such as whether it is a directory. | |
308 | ;; But we don't want to encourage paranoia, so our default | |
309 | ;; should be what's most useful for non-paranoids. -- rms. | |
310 | ;;; ;; | |
311 | ;;; ;; Files that are group or world writable. | |
312 | ;;; (list (concat dired-re-maybe-mark dired-re-inode-size | |
313 | ;;; "\\([-d]\\(....w....\\|.......w.\\)\\)") | |
314 | ;;; '(1 font-lock-comment-face) | |
315 | ;;; '(".+" (dired-move-to-filename) nil (0 font-lock-comment-face))) | |
d7aed37c SM |
316 | ;; However, we don't need to highlight the file name, only the |
317 | ;; permissions, to win generally. -- fx. | |
318 | ;; Fixme: we could also put text properties on the permission | |
319 | ;; fields with keymaps to frob the permissions, somewhat a la XEmacs. | |
320 | (list (concat dired-re-maybe-mark dired-re-inode-size | |
f16bcc9a JL |
321 | "[-d]....\\(w\\)....") ; group writable |
322 | '(1 font-lock-comment-face)) | |
d7aed37c | 323 | (list (concat dired-re-maybe-mark dired-re-inode-size |
f16bcc9a | 324 | "[-d].......\\(w\\).") ; world writable |
d7aed37c | 325 | '(1 font-lock-comment-face)) |
2439570d SM |
326 | ;; |
327 | ;; Subdirectories. | |
328 | (list dired-re-dir | |
6784714b | 329 | '(".+" (dired-move-to-filename) nil (0 font-lock-function-name-face))) |
2439570d SM |
330 | ;; |
331 | ;; Symbolic links. | |
c60ee5e7 | 332 | (list dired-re-sym |
6784714b | 333 | '(".+" (dired-move-to-filename) nil (0 font-lock-keyword-face))) |
2439570d SM |
334 | ;; |
335 | ;; Files suffixed with `completion-ignored-extensions'. | |
336 | '(eval . | |
2b2059d8 SM |
337 | ;; It is quicker to first find just an extension, then go back to the |
338 | ;; start of that file name. So we do this complex MATCH-ANCHORED form. | |
339 | (list (concat "\\(" (regexp-opt completion-ignored-extensions) "\\|#\\)$") | |
340 | '(".+" (dired-move-to-filename) nil (0 font-lock-string-face))))) | |
2439570d | 341 | "Additional expressions to highlight in Dired mode.") |
83fadedf | 342 | \f |
492d2437 RS |
343 | ;;; Macros must be defined before they are used, for the byte compiler. |
344 | ||
492d2437 | 345 | (defmacro dired-mark-if (predicate msg) |
d7aed37c SM |
346 | "Mark all files for which PREDICATE evals to non-nil. |
347 | PREDICATE is evaluated on each line, with point at beginning of line. | |
348 | MSG is a noun phrase for the type of files being marked. | |
349 | It should end with a noun that can be pluralized by adding `s'. | |
350 | Return value is the number of files marked, or nil if none were marked." | |
8a946354 SS |
351 | `(let (buffer-read-only count) |
352 | (save-excursion | |
353 | (setq count 0) | |
354 | (if ,msg (message "Marking %ss..." ,msg)) | |
355 | (goto-char (point-min)) | |
356 | (while (not (eobp)) | |
357 | (if ,predicate | |
358 | (progn | |
359 | (delete-char 1) | |
360 | (insert dired-marker-char) | |
361 | (setq count (1+ count)))) | |
362 | (forward-line 1)) | |
363 | (if ,msg (message "%s %s%s %s%s." | |
364 | count | |
365 | ,msg | |
366 | (dired-plural-s count) | |
367 | (if (eq dired-marker-char ?\040) "un" "") | |
368 | (if (eq dired-marker-char dired-del-marker) | |
369 | "flagged" "marked")))) | |
370 | (and (> count 0) count))) | |
492d2437 RS |
371 | |
372 | (defmacro dired-map-over-marks (body arg &optional show-progress) | |
91947235 SM |
373 | "Eval BODY with point on each marked line. Return a list of BODY's results. |
374 | If no marked file could be found, execute BODY on the current line. | |
375 | If ARG is an integer, use the next ARG (or previous -ARG, if ARG<0) | |
376 | files instead of the marked files. | |
377 | In that case point is dragged along. This is so that commands on | |
378 | the next ARG (instead of the marked) files can be chained easily. | |
379 | If ARG is otherwise non-nil, use current file instead. | |
380 | If optional third arg SHOW-PROGRESS evaluates to non-nil, | |
381 | redisplay the dired buffer after each file is processed. | |
382 | No guarantee is made about the position on the marked line. | |
383 | BODY must ensure this itself if it depends on this. | |
384 | Search starts at the beginning of the buffer, thus the car of the list | |
385 | corresponds to the line nearest to the buffer's bottom. This | |
386 | is also true for (positive and negative) integer values of ARG. | |
387 | BODY should not be too long as it is expanded four times." | |
388 | ;; | |
389 | ;;Warning: BODY must not add new lines before point - this may cause an | |
390 | ;;endless loop. | |
391 | ;;This warning should not apply any longer, sk 2-Sep-1991 14:10. | |
392 | `(prog1 | |
393 | (let (buffer-read-only case-fold-search found results) | |
394 | (if ,arg | |
395 | (if (integerp ,arg) | |
396 | (progn ;; no save-excursion, want to move point. | |
397 | (dired-repeat-over-lines | |
398 | ,arg | |
399 | (function (lambda () | |
400 | (if ,show-progress (sit-for 0)) | |
401 | (setq results (cons ,body results))))) | |
402 | (if (< ,arg 0) | |
403 | (nreverse results) | |
404 | results)) | |
405 | ;; non-nil, non-integer ARG means use current file: | |
406 | (list ,body)) | |
407 | (let ((regexp (dired-marker-regexp)) next-position) | |
408 | (save-excursion | |
409 | (goto-char (point-min)) | |
410 | ;; remember position of next marked file before BODY | |
411 | ;; can insert lines before the just found file, | |
412 | ;; confusing us by finding the same marked file again | |
413 | ;; and again and... | |
414 | (setq next-position (and (re-search-forward regexp nil t) | |
415 | (point-marker)) | |
416 | found (not (null next-position))) | |
417 | (while next-position | |
418 | (goto-char next-position) | |
419 | (if ,show-progress (sit-for 0)) | |
420 | (setq results (cons ,body results)) | |
421 | ;; move after last match | |
422 | (goto-char next-position) | |
423 | (forward-line 1) | |
424 | (set-marker next-position nil) | |
492d2437 | 425 | (setq next-position (and (re-search-forward regexp nil t) |
91947235 SM |
426 | (point-marker))))) |
427 | (if found | |
428 | results | |
429 | (list ,body))))) | |
430 | ;; save-excursion loses, again | |
431 | (dired-move-to-filename))) | |
492d2437 | 432 | |
1312bfc6 | 433 | (defun dired-get-marked-files (&optional localp arg filter) |
492d2437 RS |
434 | "Return the marked files' names as list of strings. |
435 | The list is in the same order as the buffer, that is, the car is the | |
436 | first marked file. | |
1312bfc6 | 437 | Values returned are normally absolute file names. |
492d2437 | 438 | Optional arg LOCALP as in `dired-get-filename'. |
1312bfc6 RS |
439 | Optional second argument ARG specifies files near point |
440 | instead of marked files. If ARG is an integer, use the next ARG files. | |
441 | If ARG is otherwise non-nil, use file. Usually ARG comes from | |
442 | the command's prefix arg. | |
443 | Optional third argument FILTER, if non-nil, is a function to select | |
444 | some of the files--those for which (funcall FILTER FILENAME) is non-nil." | |
445 | (let ((all-of-them | |
446 | (save-excursion | |
447 | (dired-map-over-marks (dired-get-filename localp) arg))) | |
448 | result) | |
449 | (if (not filter) | |
450 | (nreverse all-of-them) | |
451 | (dolist (file all-of-them) | |
452 | (if (funcall filter file) | |
453 | (push file result))) | |
454 | result))) | |
83fadedf | 455 | \f |
492d2437 RS |
456 | ;; The dired command |
457 | ||
458 | (defun dired-read-dir-and-switches (str) | |
459 | ;; For use in interactive. | |
460 | (reverse (list | |
461 | (if current-prefix-arg | |
462 | (read-string "Dired listing switches: " | |
463 | dired-listing-switches)) | |
464 | (read-file-name (format "Dired %s(directory): " str) | |
465 | nil default-directory nil)))) | |
84fc2cfa | 466 | |
492d2437 | 467 | ;;;###autoload (define-key ctl-x-map "d" 'dired) |
84fc2cfa | 468 | ;;;###autoload |
492d2437 | 469 | (defun dired (dirname &optional switches) |
84fc2cfa | 470 | "\"Edit\" directory DIRNAME--delete, rename, print, etc. some files in it. |
492d2437 RS |
471 | Optional second argument SWITCHES specifies the `ls' options used. |
472 | \(Interactively, use a prefix argument to be able to specify SWITCHES.) | |
473 | Dired displays a list of files in DIRNAME (which may also have | |
8d23c16b | 474 | shell wildcards appended to select certain files). If DIRNAME is a cons, |
1015daba | 475 | its first element is taken as the directory name and the rest as an explicit |
8d23c16b | 476 | list of files to make directory entries for. |
52041219 | 477 | \\<dired-mode-map>\ |
492d2437 | 478 | You can move around in it with the usual commands. |
8d23c16b ER |
479 | You can flag files for deletion with \\[dired-flag-file-deletion] and then |
480 | delete them by typing \\[dired-do-flagged-delete]. | |
492d2437 | 481 | Type \\[describe-mode] after entering dired for more info. |
84fc2cfa | 482 | |
492d2437 RS |
483 | If DIRNAME is already in a dired buffer, that buffer is used without refresh." |
484 | ;; Cannot use (interactive "D") because of wildcards. | |
485 | (interactive (dired-read-dir-and-switches "")) | |
486 | (switch-to-buffer (dired-noselect dirname switches))) | |
487 | ||
488 | ;;;###autoload (define-key ctl-x-4-map "d" 'dired-other-window) | |
84fc2cfa | 489 | ;;;###autoload |
492d2437 | 490 | (defun dired-other-window (dirname &optional switches) |
84fc2cfa | 491 | "\"Edit\" directory DIRNAME. Like `dired' but selects in another window." |
492d2437 RS |
492 | (interactive (dired-read-dir-and-switches "in other window ")) |
493 | (switch-to-buffer-other-window (dired-noselect dirname switches))) | |
84fc2cfa | 494 | |
ec03e49c RS |
495 | ;;;###autoload (define-key ctl-x-5-map "d" 'dired-other-frame) |
496 | ;;;###autoload | |
497 | (defun dired-other-frame (dirname &optional switches) | |
498 | "\"Edit\" directory DIRNAME. Like `dired' but makes a new frame." | |
499 | (interactive (dired-read-dir-and-switches "in other frame ")) | |
500 | (switch-to-buffer-other-frame (dired-noselect dirname switches))) | |
501 | ||
84fc2cfa | 502 | ;;;###autoload |
8d23c16b | 503 | (defun dired-noselect (dir-or-list &optional switches) |
84fc2cfa | 504 | "Like `dired' but returns the dired buffer as value, does not select it." |
8d23c16b | 505 | (or dir-or-list (setq dir-or-list default-directory)) |
492d2437 RS |
506 | ;; This loses the distinction between "/foo/*/" and "/foo/*" that |
507 | ;; some shells make: | |
54df7d9a | 508 | (let (dirname initially-was-dirname) |
8d23c16b ER |
509 | (if (consp dir-or-list) |
510 | (setq dirname (car dir-or-list)) | |
511 | (setq dirname dir-or-list)) | |
54df7d9a RS |
512 | (setq initially-was-dirname |
513 | (string= (file-name-as-directory dirname) dirname)) | |
370b6149 RS |
514 | (setq dirname (abbreviate-file-name |
515 | (expand-file-name (directory-file-name dirname)))) | |
cb2e51f8 RS |
516 | (if find-file-visit-truename |
517 | (setq dirname (file-truename dirname))) | |
54df7d9a RS |
518 | ;; If the argument was syntactically a directory name not a file name, |
519 | ;; or if it happens to name a file that is a directory, | |
520 | ;; convert it syntactically to a directory name. | |
521 | ;; The reason for checking initially-was-dirname | |
522 | ;; and not just file-directory-p | |
523 | ;; is that file-directory-p is slow over ftp. | |
524 | (if (or initially-was-dirname (file-directory-p dirname)) | |
525 | (setq dirname (file-name-as-directory dirname))) | |
8d23c16b ER |
526 | (if (consp dir-or-list) |
527 | (setq dir-or-list (cons dirname (cdr dir-or-list))) | |
528 | (setq dir-or-list dirname)) | |
529 | (dired-internal-noselect dir-or-list switches))) | |
492d2437 | 530 | |
573e4d2d LT |
531 | ;; The following is an internal dired function. It returns non-nil if |
532 | ;; the directory visited by the current dired buffer has changed on | |
533 | ;; disk. DIRNAME should be the directory name of that directory. | |
534 | (defun dired-directory-changed-p (dirname) | |
535 | (not (let ((attributes (file-attributes dirname)) | |
e09cd94f LT |
536 | (modtime (visited-file-modtime))) |
537 | (or (eq modtime 0) | |
538 | (not (eq (car attributes) t)) | |
539 | (and (= (car (nth 5 attributes)) (car modtime)) | |
540 | (= (nth 1 (nth 5 attributes)) (cdr modtime))))))) | |
573e4d2d LT |
541 | |
542 | (defun dired-buffer-stale-p (&optional noconfirm) | |
543 | "Return non-nil if current dired buffer needs updating. | |
544 | If NOCONFIRM is non-nil, then this function always returns nil | |
545 | for a remote directory. This feature is used by Auto Revert Mode." | |
546 | (let ((dirname | |
547 | (if (consp dired-directory) (car dired-directory) dired-directory))) | |
548 | (and (stringp dirname) | |
549 | (not (when noconfirm (file-remote-p dirname))) | |
550 | (file-readable-p dirname) | |
551 | (dired-directory-changed-p dirname)))) | |
552 | ||
492d2437 | 553 | ;; Separate function from dired-noselect for the sake of dired-vms.el. |
6a4cd605 | 554 | (defun dired-internal-noselect (dir-or-list &optional switches mode) |
492d2437 RS |
555 | ;; If there is an existing dired buffer for DIRNAME, just leave |
556 | ;; buffer as it is (don't even call dired-revert). | |
557 | ;; This saves time especially for deep trees or with ange-ftp. | |
573e4d2d | 558 | ;; The user can type `g' easily, and it is more consistent with find-file. |
492d2437 RS |
559 | ;; But if SWITCHES are given they are probably different from the |
560 | ;; buffer's old value, so call dired-sort-other, which does | |
561 | ;; revert the buffer. | |
562 | ;; A pity we can't possibly do "Directory has changed - refresh? " | |
563 | ;; like find-file does. | |
6a4cd605 RS |
564 | ;; Optional argument MODE is passed to dired-find-buffer-nocreate, |
565 | ;; see there. | |
0b7bc76f RS |
566 | (let* (dirname |
567 | buffer | |
492d2437 | 568 | ;; note that buffer already is in dired-mode, if found |
0b7bc76f | 569 | new-buffer-p |
492d2437 | 570 | (old-buf (current-buffer))) |
0b7bc76f RS |
571 | (if (consp dir-or-list) |
572 | (setq dirname (car dir-or-list)) | |
573 | (setq dirname dir-or-list)) | |
574 | ;; Look for an existing buffer. | |
575 | (setq buffer (dired-find-buffer-nocreate dirname mode) | |
576 | new-buffer-p (null buffer)) | |
492d2437 RS |
577 | (or buffer |
578 | (let ((default-major-mode 'fundamental-mode)) | |
579 | ;; We don't want default-major-mode to run hooks and set auto-fill | |
580 | ;; or whatever, now that dired-mode does not | |
581 | ;; kill-all-local-variables any longer. | |
582 | (setq buffer (create-file-buffer (directory-file-name dirname))))) | |
583 | (set-buffer buffer) | |
573e4d2d LT |
584 | (if (not new-buffer-p) ; existing buffer ... |
585 | (cond (switches ; ... but new switches | |
6cfd24f9 | 586 | ;; file list may have changed |
0b7bc76f | 587 | (setq dired-directory dir-or-list) |
6cfd24f9 | 588 | ;; this calls dired-revert |
c60ee5e7 | 589 | (dired-sort-other switches)) |
6cfd24f9 | 590 | ;; If directory has changed on disk, offer to revert. |
573e4d2d | 591 | ((when (dired-directory-changed-p dirname) |
952e8cb5 | 592 | (message "%s" |
212b2266 KH |
593 | (substitute-command-keys |
594 | "Directory has changed on disk; type \\[revert-buffer] to update Dired"))))) | |
492d2437 | 595 | ;; Else a new buffer |
847aabce | 596 | (setq default-directory |
e3cd4b53 RS |
597 | ;; We can do this unconditionally |
598 | ;; because dired-noselect ensures that the name | |
599 | ;; is passed in directory name syntax | |
600 | ;; if it was the name of a directory at all. | |
601 | (file-name-directory dirname)) | |
492d2437 | 602 | (or switches (setq switches dired-listing-switches)) |
6e5d9ec5 | 603 | (if mode (funcall mode) |
0b7bc76f | 604 | (dired-mode dir-or-list switches)) |
492d2437 RS |
605 | ;; default-directory and dired-actual-switches are set now |
606 | ;; (buffer-local), so we can call dired-readin: | |
607 | (let ((failed t)) | |
608 | (unwind-protect | |
0b7bc76f | 609 | (progn (dired-readin) |
492d2437 RS |
610 | (setq failed nil)) |
611 | ;; dired-readin can fail if parent directories are inaccessible. | |
612 | ;; Don't leave an empty buffer around in that case. | |
613 | (if failed (kill-buffer buffer)))) | |
492d2437 RS |
614 | (goto-char (point-min)) |
615 | (dired-initial-position dirname)) | |
616 | (set-buffer old-buf) | |
84fc2cfa ER |
617 | buffer)) |
618 | ||
c5753a5d GM |
619 | (defvar dired-buffers nil |
620 | ;; Enlarged by dired-advertise | |
621 | ;; Queried by function dired-buffers-for-dir. When this detects a | |
622 | ;; killed buffer, it is removed from this list. | |
623 | "Alist of expanded directories and their associated dired buffers.") | |
624 | ||
6a4cd605 RS |
625 | (defun dired-find-buffer-nocreate (dirname &optional mode) |
626 | ;; This differs from dired-buffers-for-dir in that it does not consider | |
627 | ;; subdirs of default-directory and searches for the first match only. | |
628 | ;; Also, the major mode must be MODE. | |
0b7bc76f | 629 | (setq dirname (expand-file-name dirname)) |
f5b06a95 | 630 | (let (found (blist dired-buffers)) ; was (buffer-list) |
6a4cd605 | 631 | (or mode (setq mode 'dired-mode)) |
492d2437 | 632 | (while blist |
6103c44e KH |
633 | (if (null (buffer-name (cdr (car blist)))) |
634 | (setq blist (cdr blist)) | |
635 | (save-excursion | |
636 | (set-buffer (cdr (car blist))) | |
6a4cd605 | 637 | (if (and (eq major-mode mode) |
59759f1f | 638 | dired-directory ;; nil during find-alternate-file |
0b7bc76f RS |
639 | (equal dirname |
640 | (expand-file-name | |
641 | (if (consp dired-directory) | |
642 | (car dired-directory) | |
643 | dired-directory)))) | |
6103c44e KH |
644 | (setq found (cdr (car blist)) |
645 | blist nil) | |
646 | (setq blist (cdr blist)))))) | |
492d2437 RS |
647 | found)) |
648 | ||
83fadedf | 649 | \f |
492d2437 RS |
650 | ;; Read in a new dired buffer |
651 | ||
0b7bc76f | 652 | (defun dired-readin () |
d7aed37c SM |
653 | "Read in a new dired buffer. |
654 | Differs from dired-insert-subdir in that it accepts | |
655 | wildcards, erases the buffer, and builds the subdir-alist anew | |
656 | \(including making it buffer-local and clearing it first)." | |
657 | ||
492d2437 RS |
658 | ;; default-directory and dired-actual-switches must be buffer-local |
659 | ;; and initialized by now. | |
0b7bc76f RS |
660 | (let (dirname) |
661 | (if (consp dired-directory) | |
662 | (setq dirname (car dired-directory)) | |
663 | (setq dirname dired-directory)) | |
8d23c16b | 664 | (setq dirname (expand-file-name dirname)) |
8d23c16b | 665 | (save-excursion |
0b7bc76f RS |
666 | ;; This hook which may want to modify dired-actual-switches |
667 | ;; based on dired-directory, e.g. with ange-ftp to a SysV host | |
668 | ;; where ls won't understand -Al switches. | |
669 | (run-hooks 'dired-before-readin-hook) | |
0b7bc76f RS |
670 | (if (consp buffer-undo-list) |
671 | (setq buffer-undo-list nil)) | |
672 | (let (buffer-read-only | |
673 | ;; Don't make undo entries for readin. | |
674 | (buffer-undo-list t)) | |
8d23c16b ER |
675 | (widen) |
676 | (erase-buffer) | |
0b7bc76f | 677 | (dired-readin-insert)) |
0b7bc76f | 678 | (goto-char (point-min)) |
8d23c16b ER |
679 | ;; Must first make alist buffer local and set it to nil because |
680 | ;; dired-build-subdir-alist will call dired-clear-alist first | |
681 | (set (make-local-variable 'dired-subdir-alist) nil) | |
8197b8bf | 682 | (dired-build-subdir-alist) |
fa562dd5 RS |
683 | (let ((attributes (file-attributes dirname))) |
684 | (if (eq (car attributes) t) | |
685 | (set-visited-file-modtime (nth 5 attributes)))) | |
0b7bc76f RS |
686 | (set-buffer-modified-p nil) |
687 | ;; No need to narrow since the whole buffer contains just | |
688 | ;; dired-readin's output, nothing else. The hook can | |
689 | ;; successfully use dired functions (e.g. dired-get-filename) | |
690 | ;; as the subdir-alist has been built in dired-readin. | |
691 | (run-hooks 'dired-after-readin-hook)))) | |
492d2437 RS |
692 | |
693 | ;; Subroutines of dired-readin | |
694 | ||
0b7bc76f RS |
695 | (defun dired-readin-insert () |
696 | ;; Insert listing for the specified dir (and maybe file list) | |
697 | ;; already in dired-directory, assuming a clean buffer. | |
698 | (let (dir file-list) | |
699 | (if (consp dired-directory) | |
700 | (setq dir (car dired-directory) | |
701 | file-list (cdr dired-directory)) | |
702 | (setq dir dired-directory | |
703 | file-list nil)) | |
34cd7b3c | 704 | (setq dir (expand-file-name dir)) |
0b7bc76f RS |
705 | (if (and (equal "" (file-name-nondirectory dir)) |
706 | (not file-list)) | |
cf39fa9b | 707 | ;; If we are reading a whole single directory... |
0b7bc76f | 708 | (dired-insert-directory dir dired-actual-switches nil nil t) |
8d23c16b | 709 | (if (not (file-readable-p |
0b7bc76f RS |
710 | (directory-file-name (file-name-directory dir)))) |
711 | (error "Directory %s inaccessible or nonexistent" dir) | |
712 | ;; Else treat it as a wildcard spec | |
713 | ;; unless we have an explicit list of files. | |
714 | (dired-insert-directory dir dired-actual-switches | |
715 | file-list (not file-list) t))))) | |
716 | ||
717 | (defun dired-insert-directory (dir switches &optional file-list wildcard hdr) | |
718 | "Insert a directory listing of DIR, Dired style. | |
719 | Use SWITCHES to make the listings. | |
720 | If FILE-LIST is non-nil, list only those files. | |
721 | Otherwise, if WILDCARD is non-nil, expand wildcards; | |
722 | in that case, DIR should be a file name that uses wildcards. | |
723 | In other cases, DIR should be a directory name or a directory filename. | |
724 | If HDR is non-nil, insert a header line with the directory name." | |
9888aa65 | 725 | (let ((opoint (point)) |
02b5d79c | 726 | (process-environment (copy-sequence process-environment)) |
9888aa65 | 727 | end) |
1fc85dae | 728 | (if (or dired-use-ls-dired (file-remote-p dir)) |
0b7bc76f | 729 | (setq switches (concat "--dired " switches))) |
6492483f RS |
730 | ;; We used to specify the C locale here, to force English month names; |
731 | ;; but this should not be necessary any more, | |
732 | ;; with the new value of dired-move-to-filename-regexp. | |
0b7bc76f RS |
733 | (if file-list |
734 | (dolist (f file-list) | |
735 | (insert-directory f switches nil nil)) | |
736 | (insert-directory dir switches wildcard (not wildcard))) | |
9888aa65 | 737 | ;; Quote certain characters, unless ls quoted them for us. |
ad632492 SM |
738 | (if (not (string-match "b" dired-actual-switches)) |
739 | (save-excursion | |
740 | (setq end (point-marker)) | |
741 | (goto-char opoint) | |
742 | (while (search-forward "\\" end t) | |
2bb27597 AS |
743 | (replace-match (apply #'propertize |
744 | "\\\\" | |
745 | (text-properties-at (match-beginning 0))) | |
746 | nil t)) | |
ad632492 SM |
747 | (goto-char opoint) |
748 | (while (search-forward "\^m" end t) | |
2bb27597 AS |
749 | (replace-match (apply #'propertize |
750 | "\\015" | |
751 | (text-properties-at (match-beginning 0))) | |
752 | nil t)) | |
ad632492 | 753 | (set-marker end nil))) |
0b7bc76f RS |
754 | (dired-insert-set-properties opoint (point)) |
755 | ;; If we used --dired and it worked, the lines are already indented. | |
756 | ;; Otherwise, indent them. | |
757 | (unless (save-excursion | |
1ba6c0f2 | 758 | (goto-char opoint) |
0b7bc76f RS |
759 | (looking-at " ")) |
760 | (let ((indent-tabs-mode nil)) | |
761 | (indent-rigidly opoint (point) 2))) | |
762 | ;; Insert text at the beginning to standardize things. | |
763 | (save-excursion | |
764 | (goto-char opoint) | |
765 | (if (and (or hdr wildcard) (not (looking-at "^ /.*:$"))) | |
766 | ;; Note that dired-build-subdir-alist will replace the name | |
767 | ;; by its expansion, so it does not matter whether what we insert | |
768 | ;; here is fully expanded, but it should be absolute. | |
769 | (insert " " (directory-file-name (file-name-directory dir)) ":\n")) | |
770 | (when wildcard | |
771 | ;; Insert "wildcard" line where "total" line would be for a full dir. | |
772 | (insert " wildcard " (file-name-nondirectory dir) "\n"))))) | |
492d2437 | 773 | |
cb88a3db | 774 | (defun dired-insert-set-properties (beg end) |
d7aed37c | 775 | "Make the file names highlight when the mouse is on them." |
cb88a3db RS |
776 | (save-excursion |
777 | (goto-char beg) | |
778 | (while (< (point) end) | |
7da0e9b4 RS |
779 | (condition-case nil |
780 | (if (dired-move-to-filename) | |
ac2d0299 EZ |
781 | (add-text-properties |
782 | (point) | |
783 | (save-excursion | |
784 | (dired-move-to-end-of-filename) | |
785 | (point)) | |
1b85bd12 | 786 | '(mouse-face highlight |
ac2d0299 | 787 | help-echo "mouse-2: visit this file in other window"))) |
7da0e9b4 | 788 | (error nil)) |
cb88a3db | 789 | (forward-line 1)))) |
83fadedf | 790 | \f |
492d2437 RS |
791 | ;; Reverting a dired buffer |
792 | ||
84fc2cfa | 793 | (defun dired-revert (&optional arg noconfirm) |
d7aed37c SM |
794 | "Reread the dired buffer. |
795 | Must also be called after dired-actual-switches have changed. | |
796 | Should not fail even on completely garbaged buffers. | |
797 | Preserves old cursor, marks/flags, hidden-p." | |
492d2437 | 798 | (widen) ; just in case user narrowed |
84fc2cfa | 799 | (let ((opoint (point)) |
492d2437 RS |
800 | (ofile (dired-get-filename nil t)) |
801 | (mark-alist nil) ; save marked files | |
802 | (hidden-subdirs (dired-remember-hidden)) | |
803 | (old-subdir-alist (cdr (reverse dired-subdir-alist))) ; except pwd | |
804 | (case-fold-search nil) ; we check for upper case ls flags | |
805 | buffer-read-only) | |
806 | (goto-char (point-min)) | |
807 | (setq mark-alist;; only after dired-remember-hidden since this unhides: | |
808 | (dired-remember-marks (point-min) (point-max))) | |
809 | ;; treat top level dir extra (it may contain wildcards) | |
8d23c16b ER |
810 | (dired-uncache |
811 | (if (consp dired-directory) (car dired-directory) dired-directory)) | |
0b7bc76f | 812 | (dired-readin) |
492d2437 RS |
813 | (let ((dired-after-readin-hook nil)) |
814 | ;; don't run that hook for each subdir... | |
815 | (dired-insert-old-subdirs old-subdir-alist)) | |
816 | (dired-mark-remembered mark-alist) ; mark files that were marked | |
817 | ;; ... run the hook for the whole buffer, and only after markers | |
818 | ;; have been reinserted (else omitting in dired-x would omit marked files) | |
819 | (run-hooks 'dired-after-readin-hook) ; no need to narrow | |
820 | (or (and ofile (dired-goto-file ofile)) ; move cursor to where it | |
821 | (goto-char opoint)) ; was before | |
84fc2cfa | 822 | (dired-move-to-filename) |
492d2437 | 823 | (save-excursion ; hide subdirs that were hidden |
d7aed37c SM |
824 | (dolist (dir hidden-subdirs) |
825 | (if (dired-goto-subdir dir) | |
826 | (dired-hide-subdir 1))))) | |
492d2437 RS |
827 | ;; outside of the let scope |
828 | ;;; Might as well not override the user if the user changed this. | |
829 | ;;; (setq buffer-read-only t) | |
830 | ) | |
831 | ||
832 | ;; Subroutines of dired-revert | |
833 | ;; Some of these are also used when inserting subdirs. | |
834 | ||
835 | (defun dired-remember-marks (beg end) | |
d7aed37c | 836 | "Return alist of files and their marks, from BEG to END." |
492d2437 RS |
837 | (if selective-display ; must unhide to make this work. |
838 | (let (buffer-read-only) | |
839 | (subst-char-in-region beg end ?\r ?\n))) | |
840 | (let (fil chr alist) | |
841 | (save-excursion | |
842 | (goto-char beg) | |
843 | (while (re-search-forward dired-re-mark end t) | |
844 | (if (setq fil (dired-get-filename nil t)) | |
845 | (setq chr (preceding-char) | |
846 | alist (cons (cons fil chr) alist))))) | |
847 | alist)) | |
848 | ||
492d2437 | 849 | (defun dired-mark-remembered (alist) |
d7aed37c SM |
850 | "Mark all files remembered in ALIST. |
851 | Each element of ALIST looks like (FILE . MARKERCHAR)." | |
492d2437 RS |
852 | (let (elt fil chr) |
853 | (while alist | |
854 | (setq elt (car alist) | |
855 | alist (cdr alist) | |
856 | fil (car elt) | |
857 | chr (cdr elt)) | |
858 | (if (dired-goto-file fil) | |
859 | (save-excursion | |
860 | (beginning-of-line) | |
861 | (delete-char 1) | |
862 | (insert chr)))))) | |
863 | ||
492d2437 | 864 | (defun dired-remember-hidden () |
d7aed37c | 865 | "Return a list of names of subdirs currently hidden." |
492d2437 RS |
866 | (let ((l dired-subdir-alist) dir pos result) |
867 | (while l | |
868 | (setq dir (car (car l)) | |
869 | pos (cdr (car l)) | |
870 | l (cdr l)) | |
871 | (goto-char pos) | |
872 | (skip-chars-forward "^\r\n") | |
52041219 | 873 | (if (eq (following-char) ?\r) |
492d2437 RS |
874 | (setq result (cons dir result)))) |
875 | result)) | |
876 | ||
492d2437 | 877 | (defun dired-insert-old-subdirs (old-subdir-alist) |
d7aed37c SM |
878 | "Try to insert all subdirs that were displayed before. |
879 | Do so according to the former subdir alist OLD-SUBDIR-ALIST." | |
492d2437 RS |
880 | (or (string-match "R" dired-actual-switches) |
881 | (let (elt dir) | |
882 | (while old-subdir-alist | |
883 | (setq elt (car old-subdir-alist) | |
884 | old-subdir-alist (cdr old-subdir-alist) | |
885 | dir (car elt)) | |
886 | (condition-case () | |
715984d3 RS |
887 | (progn |
888 | (dired-uncache dir) | |
889 | (dired-insert-subdir dir)) | |
492d2437 | 890 | (error nil)))))) |
715984d3 | 891 | |
715984d3 | 892 | (defun dired-uncache (dir) |
d7aed37c | 893 | "Remove directory DIR from any directory cache." |
6eaebaa2 | 894 | (let ((handler (find-file-name-handler dir 'dired-uncache))) |
715984d3 RS |
895 | (if handler |
896 | (funcall handler 'dired-uncache dir)))) | |
83fadedf | 897 | \f |
492d2437 | 898 | ;; dired mode key bindings and initialization |
84fc2cfa | 899 | |
d7aed37c | 900 | (defvar dired-mode-map |
492d2437 RS |
901 | ;; This looks ugly when substitute-command-keys uses C-d instead d: |
902 | ;; (define-key dired-mode-map "\C-d" 'dired-flag-file-deletion) | |
3e1fb00f RS |
903 | (let ((map (make-keymap))) |
904 | (suppress-keymap map) | |
905 | (define-key map [mouse-2] 'dired-mouse-find-file-other-window) | |
906 | ;; Commands to mark or flag certain categories of files | |
907 | (define-key map "#" 'dired-flag-auto-save-files) | |
3e1fb00f | 908 | (define-key map "." 'dired-clean-directory) |
3e1fb00f | 909 | (define-key map "~" 'dired-flag-backup-files) |
84d3f6e8 | 910 | (define-key map "&" 'dired-flag-garbage-files) |
3e1fb00f RS |
911 | ;; Upper case keys (except !) for operating on the marked files |
912 | (define-key map "A" 'dired-do-search) | |
913 | (define-key map "C" 'dired-do-copy) | |
914 | (define-key map "B" 'dired-do-byte-compile) | |
915 | (define-key map "D" 'dired-do-delete) | |
916 | (define-key map "G" 'dired-do-chgrp) | |
917 | (define-key map "H" 'dired-do-hardlink) | |
918 | (define-key map "L" 'dired-do-load) | |
919 | (define-key map "M" 'dired-do-chmod) | |
920 | (define-key map "O" 'dired-do-chown) | |
921 | (define-key map "P" 'dired-do-print) | |
ee93b692 | 922 | (define-key map "Q" 'dired-do-query-replace-regexp) |
3e1fb00f RS |
923 | (define-key map "R" 'dired-do-rename) |
924 | (define-key map "S" 'dired-do-symlink) | |
57654b8c | 925 | (define-key map "T" 'dired-do-touch) |
3e1fb00f RS |
926 | (define-key map "X" 'dired-do-shell-command) |
927 | (define-key map "Z" 'dired-do-compress) | |
928 | (define-key map "!" 'dired-do-shell-command) | |
929 | ;; Comparison commands | |
930 | (define-key map "=" 'dired-diff) | |
931 | (define-key map "\M-=" 'dired-backup-diff) | |
932 | ;; Tree Dired commands | |
933 | (define-key map "\M-\C-?" 'dired-unmark-all-files) | |
934 | (define-key map "\M-\C-d" 'dired-tree-down) | |
935 | (define-key map "\M-\C-u" 'dired-tree-up) | |
936 | (define-key map "\M-\C-n" 'dired-next-subdir) | |
937 | (define-key map "\M-\C-p" 'dired-prev-subdir) | |
938 | ;; move to marked files | |
939 | (define-key map "\M-{" 'dired-prev-marked-file) | |
940 | (define-key map "\M-}" 'dired-next-marked-file) | |
941 | ;; Make all regexp commands share a `%' prefix: | |
942 | ;; We used to get to the submap via a symbol dired-regexp-prefix, | |
943 | ;; but that seems to serve little purpose, and copy-keymap | |
944 | ;; does a better job without it. | |
945 | (define-key map "%" nil) | |
946 | (define-key map "%u" 'dired-upcase) | |
947 | (define-key map "%l" 'dired-downcase) | |
948 | (define-key map "%d" 'dired-flag-files-regexp) | |
e9b8e22d | 949 | (define-key map "%g" 'dired-mark-files-containing-regexp) |
3e1fb00f RS |
950 | (define-key map "%m" 'dired-mark-files-regexp) |
951 | (define-key map "%r" 'dired-do-rename-regexp) | |
952 | (define-key map "%C" 'dired-do-copy-regexp) | |
953 | (define-key map "%H" 'dired-do-hardlink-regexp) | |
954 | (define-key map "%R" 'dired-do-rename-regexp) | |
955 | (define-key map "%S" 'dired-do-symlink-regexp) | |
4a3ca6ed RS |
956 | ;; Commands for marking and unmarking. |
957 | (define-key map "*" nil) | |
958 | (define-key map "**" 'dired-mark-executables) | |
959 | (define-key map "*/" 'dired-mark-directories) | |
960 | (define-key map "*@" 'dired-mark-symlinks) | |
961 | (define-key map "*%" 'dired-mark-files-regexp) | |
962 | (define-key map "*c" 'dired-change-marks) | |
0609c998 | 963 | (define-key map "*s" 'dired-mark-subdir-files) |
4a3ca6ed RS |
964 | (define-key map "*m" 'dired-mark) |
965 | (define-key map "*u" 'dired-unmark) | |
966 | (define-key map "*?" 'dired-unmark-all-files) | |
534a6edf | 967 | (define-key map "*!" 'dired-unmark-all-marks) |
d7aed37c | 968 | (define-key map "U" 'dired-unmark-all-marks) |
4a3ca6ed RS |
969 | (define-key map "*\177" 'dired-unmark-backward) |
970 | (define-key map "*\C-n" 'dired-next-marked-file) | |
971 | (define-key map "*\C-p" 'dired-prev-marked-file) | |
d588eb90 | 972 | (define-key map "*t" 'dired-toggle-marks) |
3e1fb00f | 973 | ;; Lower keys for commands not operating on all the marked files |
c5753a5d | 974 | (define-key map "a" 'dired-find-alternate-file) |
3e1fb00f RS |
975 | (define-key map "d" 'dired-flag-file-deletion) |
976 | (define-key map "e" 'dired-find-file) | |
977 | (define-key map "f" 'dired-find-file) | |
978 | (define-key map "\C-m" 'dired-advertised-find-file) | |
979 | (define-key map "g" 'revert-buffer) | |
e906b0a2 | 980 | (define-key map "\M-g" 'dired-goto-file) |
3e1fb00f RS |
981 | (define-key map "h" 'describe-mode) |
982 | (define-key map "i" 'dired-maybe-insert-subdir) | |
983 | (define-key map "k" 'dired-do-kill-lines) | |
984 | (define-key map "l" 'dired-do-redisplay) | |
985 | (define-key map "m" 'dired-mark) | |
986 | (define-key map "n" 'dired-next-line) | |
987 | (define-key map "o" 'dired-find-file-other-window) | |
988 | (define-key map "\C-o" 'dired-display-file) | |
989 | (define-key map "p" 'dired-previous-line) | |
da8a8438 | 990 | (define-key map "q" 'quit-window) |
3e1fb00f | 991 | (define-key map "s" 'dired-sort-toggle-or-edit) |
d588eb90 | 992 | (define-key map "t" 'dired-toggle-marks) |
3e1fb00f RS |
993 | (define-key map "u" 'dired-unmark) |
994 | (define-key map "v" 'dired-view-file) | |
a3f4a3ef | 995 | (define-key map "w" 'dired-copy-filename-as-kill) |
3e1fb00f | 996 | (define-key map "x" 'dired-do-flagged-delete) |
d1e99fa5 | 997 | (define-key map "y" 'dired-show-file-type) |
3e1fb00f RS |
998 | (define-key map "+" 'dired-create-directory) |
999 | ;; moving | |
1000 | (define-key map "<" 'dired-prev-dirline) | |
1001 | (define-key map ">" 'dired-next-dirline) | |
1002 | (define-key map "^" 'dired-up-directory) | |
1003 | (define-key map " " 'dired-next-line) | |
1004 | (define-key map "\C-n" 'dired-next-line) | |
1005 | (define-key map "\C-p" 'dired-previous-line) | |
1006 | (define-key map [down] 'dired-next-line) | |
1007 | (define-key map [up] 'dired-previous-line) | |
1008 | ;; hiding | |
1009 | (define-key map "$" 'dired-hide-subdir) | |
1010 | (define-key map "\M-$" 'dired-hide-all) | |
1011 | ;; misc | |
1012 | (define-key map "?" 'dired-summary) | |
1013 | (define-key map "\177" 'dired-unmark-backward) | |
1014 | (define-key map "\C-_" 'dired-undo) | |
1015 | (define-key map "\C-xu" 'dired-undo) | |
1016 | ||
1017 | ;; Make menu bar items. | |
1018 | ||
d066de8e EZ |
1019 | ;; No need to fo this, now that top-level items are fewer. |
1020 | ;;;; | |
3e1fb00f | 1021 | ;; Get rid of the Edit menu bar item to save space. |
d066de8e | 1022 | ;(define-key map [menu-bar edit] 'undefined) |
3e1fb00f RS |
1023 | |
1024 | (define-key map [menu-bar subdir] | |
1025 | (cons "Subdir" (make-sparse-keymap "Subdir"))) | |
1026 | ||
1027 | (define-key map [menu-bar subdir hide-all] | |
d066de8e EZ |
1028 | '(menu-item "Hide All" dired-hide-all |
1029 | :help "Hide all subdirectories, leave only header lines")) | |
3e1fb00f | 1030 | (define-key map [menu-bar subdir hide-subdir] |
d066de8e EZ |
1031 | '(menu-item "Hide/UnHide Subdir" dired-hide-subdir |
1032 | :help "Hide or unhide current directory listing")) | |
3e1fb00f | 1033 | (define-key map [menu-bar subdir tree-down] |
d066de8e EZ |
1034 | '(menu-item "Tree Down" dired-tree-down |
1035 | :help "Go to first subdirectory header down the tree")) | |
3e1fb00f | 1036 | (define-key map [menu-bar subdir tree-up] |
d066de8e EZ |
1037 | '(menu-item "Tree Up" dired-tree-up |
1038 | :help "Go to first subdirectory header up the tree")) | |
3e1fb00f | 1039 | (define-key map [menu-bar subdir up] |
d066de8e EZ |
1040 | '(menu-item "Up Directory" dired-up-directory |
1041 | :help "Edit the parent directory")) | |
3e1fb00f | 1042 | (define-key map [menu-bar subdir prev-subdir] |
d066de8e EZ |
1043 | '(menu-item "Prev Subdir" dired-prev-subdir |
1044 | :help "Go to previous subdirectory header line")) | |
3e1fb00f | 1045 | (define-key map [menu-bar subdir next-subdir] |
d066de8e EZ |
1046 | '(menu-item "Next Subdir" dired-next-subdir |
1047 | :help "Go to next subdirectory header line")) | |
3e1fb00f | 1048 | (define-key map [menu-bar subdir prev-dirline] |
d066de8e EZ |
1049 | '(menu-item "Prev Dirline" dired-prev-dirline |
1050 | :help "Move to next directory-file line")) | |
3e1fb00f | 1051 | (define-key map [menu-bar subdir next-dirline] |
d066de8e EZ |
1052 | '(menu-item "Next Dirline" dired-next-dirline |
1053 | :help "Move to previous directory-file line")) | |
3e1fb00f | 1054 | (define-key map [menu-bar subdir insert] |
d066de8e EZ |
1055 | '(menu-item "Insert This Subdir" dired-maybe-insert-subdir |
1056 | :help "Insert contents of subdirectory")) | |
3e1fb00f RS |
1057 | |
1058 | (define-key map [menu-bar immediate] | |
1059 | (cons "Immediate" (make-sparse-keymap "Immediate"))) | |
1060 | ||
a3285795 | 1061 | (define-key map [menu-bar immediate revert-buffer] |
d066de8e EZ |
1062 | '(menu-item "Refresh" revert-buffer |
1063 | :help "Update contents of shown directories")) | |
a3285795 RS |
1064 | |
1065 | (define-key map [menu-bar immediate dashes] | |
1066 | '("--")) | |
1067 | ||
3e1fb00f | 1068 | (define-key map [menu-bar immediate backup-diff] |
d066de8e EZ |
1069 | '(menu-item "Compare with Backup" dired-backup-diff |
1070 | :help "Diff file at cursor with its latest backup")) | |
3e1fb00f | 1071 | (define-key map [menu-bar immediate diff] |
d066de8e EZ |
1072 | '(menu-item "Diff..." dired-diff |
1073 | :help "Compare file at cursor with another file")) | |
3e1fb00f | 1074 | (define-key map [menu-bar immediate view] |
d066de8e EZ |
1075 | '(menu-item "View This File" dired-view-file |
1076 | :help "Examine file at cursor in read-only mode")) | |
3e1fb00f | 1077 | (define-key map [menu-bar immediate display] |
d066de8e EZ |
1078 | '(menu-item "Display in Other Window" dired-display-file |
1079 | :help "Display file at cursor in other window")) | |
3e1fb00f | 1080 | (define-key map [menu-bar immediate find-file-other-window] |
d066de8e EZ |
1081 | '(menu-item "Find in Other Window" dired-find-file-other-window |
1082 | :help "Edit file at cursor in other window")) | |
3e1fb00f | 1083 | (define-key map [menu-bar immediate find-file] |
d066de8e EZ |
1084 | '(menu-item "Find This File" dired-find-file |
1085 | :help "Edit file at cursor")) | |
3e1fb00f | 1086 | (define-key map [menu-bar immediate create-directory] |
d066de8e | 1087 | '(menu-item "Create Directory..." dired-create-directory)) |
3e1fb00f RS |
1088 | |
1089 | (define-key map [menu-bar regexp] | |
1090 | (cons "Regexp" (make-sparse-keymap "Regexp"))) | |
1091 | ||
1092 | (define-key map [menu-bar regexp downcase] | |
d066de8e EZ |
1093 | '(menu-item "Downcase" dired-downcase |
1094 | ;; When running on plain MS-DOS, there's only one | |
1095 | ;; letter-case for file names. | |
1096 | :enable (or (not (fboundp 'msdos-long-file-names)) | |
1097 | (msdos-long-file-names)) | |
1098 | :help "Rename marked files to lower-case name")) | |
3e1fb00f | 1099 | (define-key map [menu-bar regexp upcase] |
d066de8e EZ |
1100 | '(menu-item "Upcase" dired-upcase |
1101 | :enable (or (not (fboundp 'msdos-long-file-names)) | |
1102 | (msdos-long-file-names)) | |
1103 | :help "Rename marked files to upper-case name")) | |
3e1fb00f | 1104 | (define-key map [menu-bar regexp hardlink] |
d066de8e EZ |
1105 | '(menu-item "Hardlink..." dired-do-hardlink-regexp |
1106 | :help "Make hard links for files matching regexp")) | |
3e1fb00f | 1107 | (define-key map [menu-bar regexp symlink] |
d066de8e EZ |
1108 | '(menu-item "Symlink..." dired-do-symlink-regexp |
1109 | :visible (fboundp 'make-symbolic-link) | |
1110 | :help "Make symbolic links for files matching regexp")) | |
3e1fb00f | 1111 | (define-key map [menu-bar regexp rename] |
d066de8e EZ |
1112 | '(menu-item "Rename..." dired-do-rename-regexp |
1113 | :help "Rename marked files matching regexp")) | |
3e1fb00f | 1114 | (define-key map [menu-bar regexp copy] |
d066de8e EZ |
1115 | '(menu-item "Copy..." dired-do-copy-regexp |
1116 | :help "Copy marked files matching regexp")) | |
3e1fb00f | 1117 | (define-key map [menu-bar regexp flag] |
d066de8e EZ |
1118 | '(menu-item "Flag..." dired-flag-files-regexp |
1119 | :help "Flag files matching regexp for deletion")) | |
3e1fb00f | 1120 | (define-key map [menu-bar regexp mark] |
d066de8e EZ |
1121 | '(menu-item "Mark..." dired-mark-files-regexp |
1122 | :help "Mark files matching regexp for future operations")) | |
aa924deb | 1123 | (define-key map [menu-bar regexp mark-cont] |
d066de8e EZ |
1124 | '(menu-item "Mark Containing..." dired-mark-files-containing-regexp |
1125 | :help "Mark files whose contents matches regexp")) | |
3e1fb00f RS |
1126 | |
1127 | (define-key map [menu-bar mark] | |
1128 | (cons "Mark" (make-sparse-keymap "Mark"))) | |
1129 | ||
1130 | (define-key map [menu-bar mark prev] | |
d066de8e EZ |
1131 | '(menu-item "Previous Marked" dired-prev-marked-file |
1132 | :help "Move to previous marked file")) | |
3e1fb00f | 1133 | (define-key map [menu-bar mark next] |
d066de8e EZ |
1134 | '(menu-item "Next Marked" dired-next-marked-file |
1135 | :help "Move to next marked file")) | |
3e1fb00f | 1136 | (define-key map [menu-bar mark marks] |
d066de8e EZ |
1137 | '(menu-item "Change Marks..." dired-change-marks |
1138 | :help "Replace marker with another character")) | |
3e1fb00f | 1139 | (define-key map [menu-bar mark unmark-all] |
d066de8e | 1140 | '(menu-item "Unmark All" dired-unmark-all-marks)) |
3e1fb00f | 1141 | (define-key map [menu-bar mark symlinks] |
d066de8e EZ |
1142 | '(menu-item "Mark Symlinks" dired-mark-symlinks |
1143 | :visible (fboundp 'make-symbolic-link) | |
1144 | :help "Mark all symbolic links")) | |
3e1fb00f | 1145 | (define-key map [menu-bar mark directories] |
d066de8e EZ |
1146 | '(menu-item "Mark Directories" dired-mark-directories |
1147 | :help "Mark all directories except `.' and `..'")) | |
3e1fb00f | 1148 | (define-key map [menu-bar mark directory] |
d066de8e EZ |
1149 | '(menu-item "Mark Old Backups" dired-clean-directory |
1150 | :help "Flag old numbered backups for deletion")) | |
3e1fb00f | 1151 | (define-key map [menu-bar mark executables] |
d066de8e EZ |
1152 | '(menu-item "Mark Executables" dired-mark-executables |
1153 | :help "Mark all executable files")) | |
84d3f6e8 | 1154 | (define-key map [menu-bar mark garbage-files] |
d066de8e EZ |
1155 | '(menu-item "Flag Garbage Files" dired-flag-garbage-files |
1156 | :help "Flag unneeded files for deletion")) | |
3e1fb00f | 1157 | (define-key map [menu-bar mark backup-files] |
d066de8e EZ |
1158 | '(menu-item "Flag Backup Files" dired-flag-backup-files |
1159 | :help "Flag all backup files for deletion")) | |
3e1fb00f | 1160 | (define-key map [menu-bar mark auto-save-files] |
d066de8e EZ |
1161 | '(menu-item "Flag Auto-save Files" dired-flag-auto-save-files |
1162 | :help "Flag auto-save files for deletion")) | |
3e1fb00f | 1163 | (define-key map [menu-bar mark deletion] |
d066de8e EZ |
1164 | '(menu-item "Flag" dired-flag-file-deletion |
1165 | :help "Flag current line's file for deletion")) | |
3e1fb00f | 1166 | (define-key map [menu-bar mark unmark] |
d066de8e EZ |
1167 | '(menu-item "Unmark" dired-unmark |
1168 | :help "Unmark or unflag current line's file")) | |
3e1fb00f | 1169 | (define-key map [menu-bar mark mark] |
d066de8e EZ |
1170 | '(menu-item "Mark" dired-mark |
1171 | :help "Mark current line's file for future operations")) | |
e5f0841e | 1172 | (define-key map [menu-bar mark toggle-marks] |
d588eb90 | 1173 | '(menu-item "Toggle Marks" dired-toggle-marks |
d066de8e | 1174 | :help "Mark unmarked files, unmark marked ones")) |
3e1fb00f RS |
1175 | |
1176 | (define-key map [menu-bar operate] | |
1177 | (cons "Operate" (make-sparse-keymap "Operate"))) | |
1178 | ||
1179 | (define-key map [menu-bar operate query-replace] | |
ee93b692 | 1180 | '(menu-item "Query Replace in Files..." dired-do-query-replace-regexp |
d066de8e | 1181 | :help "Replace regexp in marked files")) |
3e1fb00f | 1182 | (define-key map [menu-bar operate search] |
d066de8e EZ |
1183 | '(menu-item "Search Files..." dired-do-search |
1184 | :help "Search marked files for regexp")) | |
3e1fb00f | 1185 | (define-key map [menu-bar operate chown] |
d066de8e EZ |
1186 | '(menu-item "Change Owner..." dired-do-chown |
1187 | :visible (not (memq system-type '(ms-dos windows-nt))) | |
1188 | :help "Change the owner of marked files")) | |
3e1fb00f | 1189 | (define-key map [menu-bar operate chgrp] |
d066de8e EZ |
1190 | '(menu-item "Change Group..." dired-do-chgrp |
1191 | :visible (not (memq system-type '(ms-dos windows-nt))) | |
1192 | :help "Change the group of marked files")) | |
3e1fb00f | 1193 | (define-key map [menu-bar operate chmod] |
d066de8e EZ |
1194 | '(menu-item "Change Mode..." dired-do-chmod |
1195 | :help "Change mode (attributes) of marked files")) | |
57654b8c JL |
1196 | (define-key map [menu-bar operate touch] |
1197 | '(menu-item "Change Timestamp..." dired-do-touch | |
1198 | :help "Change timestamp of marked files")) | |
3e1fb00f | 1199 | (define-key map [menu-bar operate load] |
d066de8e EZ |
1200 | '(menu-item "Load" dired-do-load |
1201 | :help "Load marked Emacs Lisp files")) | |
3e1fb00f | 1202 | (define-key map [menu-bar operate compile] |
d066de8e EZ |
1203 | '(menu-item "Byte-compile" dired-do-byte-compile |
1204 | :help "Byte-compile marked Emacs Lisp files")) | |
3e1fb00f | 1205 | (define-key map [menu-bar operate compress] |
d066de8e EZ |
1206 | '(menu-item "Compress" dired-do-compress |
1207 | :help "Compress/uncompress marked files")) | |
3e1fb00f | 1208 | (define-key map [menu-bar operate print] |
d066de8e EZ |
1209 | '(menu-item "Print..." dired-do-print |
1210 | :help "Ask for print command and print marked files")) | |
3e1fb00f | 1211 | (define-key map [menu-bar operate hardlink] |
d066de8e EZ |
1212 | '(menu-item "Hardlink to..." dired-do-hardlink |
1213 | :help "Make hard links for current or marked files")) | |
3e1fb00f | 1214 | (define-key map [menu-bar operate symlink] |
d066de8e EZ |
1215 | '(menu-item "Symlink to..." dired-do-symlink |
1216 | :visible (fboundp 'make-symbolic-link) | |
1217 | :help "Make symbolic links for current or marked files")) | |
3e1fb00f | 1218 | (define-key map [menu-bar operate command] |
d066de8e EZ |
1219 | '(menu-item "Shell Command..." dired-do-shell-command |
1220 | :help "Run a shell command on each of marked files")) | |
3e1fb00f | 1221 | (define-key map [menu-bar operate delete] |
d066de8e EZ |
1222 | '(menu-item "Delete" dired-do-delete |
1223 | :help "Delete current file or all marked files")) | |
3e1fb00f | 1224 | (define-key map [menu-bar operate rename] |
d066de8e EZ |
1225 | '(menu-item "Rename to..." dired-do-rename |
1226 | :help "Rename current file or move marked files")) | |
3e1fb00f | 1227 | (define-key map [menu-bar operate copy] |
d066de8e EZ |
1228 | '(menu-item "Copy to..." dired-do-copy |
1229 | :help "Copy current file or all marked files")) | |
3e1fb00f | 1230 | |
d7aed37c SM |
1231 | map) |
1232 | "Local keymap for `dired-mode' buffers.") | |
83fadedf | 1233 | \f |
84fc2cfa ER |
1234 | ;; Dired mode is suitable only for specially formatted data. |
1235 | (put 'dired-mode 'mode-class 'special) | |
1236 | ||
492d2437 RS |
1237 | (defun dired-mode (&optional dirname switches) |
1238 | "\ | |
1239 | Mode for \"editing\" directory listings. | |
68d2f12f | 1240 | In Dired, you are \"editing\" a list of the files in a directory and |
492d2437 RS |
1241 | \(optionally) its subdirectories, in the format of `ls -lR'. |
1242 | Each directory is a page: use \\[backward-page] and \\[forward-page] to move pagewise. | |
1243 | \"Editing\" means that you can run shell commands on files, visit, | |
1244 | compress, load or byte-compile them, change their file attributes | |
1245 | and insert subdirectories into the same buffer. You can \"mark\" | |
1246 | files for later commands or \"flag\" them for deletion, either file | |
1247 | by file or all files matching certain criteria. | |
1248 | You can move using the usual cursor motion commands.\\<dired-mode-map> | |
1249 | Letters no longer insert themselves. Digits are prefix arguments. | |
1250 | Instead, type \\[dired-flag-file-deletion] to flag a file for Deletion. | |
1251 | Type \\[dired-mark] to Mark a file or subdirectory for later commands. | |
1252 | Most commands operate on the marked files and use the current file | |
1253 | if no files are marked. Use a numeric prefix argument to operate on | |
1254 | the next ARG (or previous -ARG if ARG<0) files, or just `1' | |
1255 | to operate on the current file only. Prefix arguments override marks. | |
1256 | Mark-using commands display a list of failures afterwards. Type \\[dired-summary] | |
1257 | to see why something went wrong. | |
1258 | Type \\[dired-unmark] to Unmark a file or all files of a subdirectory. | |
1259 | Type \\[dired-unmark-backward] to back up one line and unflag. | |
1260 | Type \\[dired-do-flagged-delete] to eXecute the deletions requested. | |
1261 | Type \\[dired-advertised-find-file] to Find the current line's file | |
1262 | (or dired it in another buffer, if it is a directory). | |
1263 | Type \\[dired-find-file-other-window] to find file or dired directory in Other window. | |
1264 | Type \\[dired-maybe-insert-subdir] to Insert a subdirectory in this buffer. | |
1265 | Type \\[dired-do-rename] to Rename a file or move the marked files to another directory. | |
1266 | Type \\[dired-do-copy] to Copy files. | |
1267 | Type \\[dired-sort-toggle-or-edit] to toggle sorting by name/date or change the `ls' switches. | |
1268 | Type \\[revert-buffer] to read all currently expanded directories again. | |
1269 | This retains all marks and hides subdirs again that were hidden before. | |
1270 | SPC and DEL can be used to move down and up by lines. | |
1271 | ||
1272 | If dired ever gets confused, you can either type \\[revert-buffer] \ | |
1273 | to read the | |
1274 | directories again, type \\[dired-do-redisplay] \ | |
1275 | to relist a single or the marked files or a | |
1276 | subdirectory, or type \\[dired-build-subdir-alist] to parse the buffer | |
1277 | again for the directory tree. | |
1278 | ||
1279 | Customization variables (rename this buffer and type \\[describe-variable] on each line | |
1280 | for more info): | |
1281 | ||
1282 | dired-listing-switches | |
1283 | dired-trivial-filenames | |
1284 | dired-shrink-to-fit | |
1285 | dired-marker-char | |
1286 | dired-del-marker | |
1287 | dired-keep-marker-rename | |
1288 | dired-keep-marker-copy | |
1289 | dired-keep-marker-hardlink | |
1290 | dired-keep-marker-symlink | |
1291 | ||
1292 | Hooks (use \\[describe-variable] to see their documentation): | |
1293 | ||
1294 | dired-before-readin-hook | |
1295 | dired-after-readin-hook | |
1296 | dired-mode-hook | |
1297 | dired-load-hook | |
1298 | ||
1299 | Keybindings: | |
84fc2cfa | 1300 | \\{dired-mode-map}" |
492d2437 RS |
1301 | ;; Not to be called interactively (e.g. dired-directory will be set |
1302 | ;; to default-directory, which is wrong with wildcards). | |
84fc2cfa | 1303 | (kill-all-local-variables) |
84fc2cfa | 1304 | (use-local-map dired-mode-map) |
492d2437 RS |
1305 | (dired-advertise) ; default-directory is already set |
1306 | (setq major-mode 'dired-mode | |
1307 | mode-name "Dired" | |
3222085e | 1308 | ;; case-fold-search nil |
492d2437 RS |
1309 | buffer-read-only t |
1310 | selective-display t ; for subdirectory hiding | |
0acdf642 GM |
1311 | mode-line-buffer-identification |
1312 | (propertized-buffer-identification "%17b")) | |
492d2437 RS |
1313 | (set (make-local-variable 'revert-buffer-function) |
1314 | (function dired-revert)) | |
573e4d2d LT |
1315 | (set (make-local-variable 'buffer-stale-function) |
1316 | (function dired-buffer-stale-p)) | |
492d2437 RS |
1317 | (set (make-local-variable 'page-delimiter) |
1318 | "\n\n") | |
1319 | (set (make-local-variable 'dired-directory) | |
1320 | (or dirname default-directory)) | |
1321 | ;; list-buffers uses this to display the dir being edited in this buffer. | |
1322 | (set (make-local-variable 'list-buffers-directory) | |
86e6e4b3 RS |
1323 | (expand-file-name (if (listp dired-directory) |
1324 | (car dired-directory) | |
1325 | dired-directory))) | |
492d2437 RS |
1326 | (set (make-local-variable 'dired-actual-switches) |
1327 | (or switches dired-listing-switches)) | |
d7aed37c SM |
1328 | (set (make-local-variable 'font-lock-defaults) |
1329 | '(dired-font-lock-keywords t nil nil beginning-of-line)) | |
492d2437 | 1330 | (dired-sort-other dired-actual-switches t) |
ff3d76aa | 1331 | (run-mode-hooks 'dired-mode-hook) |
133aad74 JD |
1332 | (when (featurep 'x-dnd) |
1333 | (make-variable-buffer-local 'x-dnd-test-function) | |
1334 | (make-variable-buffer-local 'x-dnd-protocol-alist) | |
1335 | (setq x-dnd-test-function 'dired-dnd-test-function) | |
1336 | (setq x-dnd-protocol-alist | |
1337 | (append '(("^file:///" . dired-dnd-handle-local-file) | |
1338 | ("^file://" . dired-dnd-handle-file) | |
1339 | ("^file:" . dired-dnd-handle-local-file)) | |
1340 | x-dnd-protocol-alist)))) | |
83fadedf | 1341 | \f |
eb8c3be9 | 1342 | ;; Idiosyncratic dired commands that don't deal with marks. |
84fc2cfa | 1343 | |
84fc2cfa | 1344 | (defun dired-summary () |
492d2437 | 1345 | "Summarize basic Dired commands and show recent Dired errors." |
84fc2cfa | 1346 | (interactive) |
492d2437 | 1347 | (dired-why) |
84fc2cfa ER |
1348 | ;>> this should check the key-bindings and use substitute-command-keys if non-standard |
1349 | (message | |
50f74744 | 1350 | "d-elete, u-ndelete, x-punge, f-ind, o-ther window, R-ename, C-opy, h-elp")) |
84fc2cfa | 1351 | |
492d2437 RS |
1352 | (defun dired-undo () |
1353 | "Undo in a dired buffer. | |
1354 | This doesn't recover lost files, it just undoes changes in the buffer itself. | |
1355 | You can use it to recover marks, killed lines or subdirs. | |
1356 | In the latter case, you have to do \\[dired-build-subdir-alist] to | |
1357 | parse the buffer again." | |
1358 | (interactive) | |
1359 | (let (buffer-read-only) | |
16a2f75a RS |
1360 | (undo) |
1361 | (message "Change in Dired buffer undone. | |
1362 | Actual changes in files cannot be undone by Emacs."))) | |
84fc2cfa ER |
1363 | |
1364 | (defun dired-next-line (arg) | |
1365 | "Move down lines then position at filename. | |
1366 | Optional prefix ARG says how many lines to move; default is one line." | |
1367 | (interactive "p") | |
1368 | (next-line arg) | |
1369 | (dired-move-to-filename)) | |
1370 | ||
1371 | (defun dired-previous-line (arg) | |
1372 | "Move up lines then position at filename. | |
1373 | Optional prefix ARG says how many lines to move; default is one line." | |
1374 | (interactive "p") | |
1375 | (previous-line arg) | |
1376 | (dired-move-to-filename)) | |
1377 | ||
492d2437 RS |
1378 | (defun dired-next-dirline (arg &optional opoint) |
1379 | "Goto ARG'th next directory file line." | |
1380 | (interactive "p") | |
1381 | (or opoint (setq opoint (point))) | |
1382 | (if (if (> arg 0) | |
1383 | (re-search-forward dired-re-dir nil t arg) | |
1384 | (beginning-of-line) | |
1385 | (re-search-backward dired-re-dir nil t (- arg))) | |
1386 | (dired-move-to-filename) ; user may type `i' or `f' | |
1387 | (goto-char opoint) | |
1388 | (error "No more subdirectories"))) | |
1389 | ||
1390 | (defun dired-prev-dirline (arg) | |
1391 | "Goto ARG'th previous directory file line." | |
1392 | (interactive "p") | |
1393 | (dired-next-dirline (- arg))) | |
1394 | ||
ac1ce341 | 1395 | (defun dired-up-directory (&optional other-window) |
68d2f12f | 1396 | "Run Dired on parent directory of current directory. |
492d2437 RS |
1397 | Find the parent directory either in this buffer or another buffer. |
1398 | Creates a buffer if necessary." | |
ac1ce341 | 1399 | (interactive "P") |
492d2437 RS |
1400 | (let* ((dir (dired-current-directory)) |
1401 | (up (file-name-directory (directory-file-name dir)))) | |
1402 | (or (dired-goto-file (directory-file-name dir)) | |
7b2469ae RS |
1403 | ;; Only try dired-goto-subdir if buffer has more than one dir. |
1404 | (and (cdr dired-subdir-alist) | |
492d2437 RS |
1405 | (dired-goto-subdir up)) |
1406 | (progn | |
ac1ce341 EN |
1407 | (if other-window |
1408 | (dired-other-window up) | |
1409 | (dired up)) | |
492d2437 | 1410 | (dired-goto-file dir))))) |
84fc2cfa | 1411 | |
68d2f12f RS |
1412 | (defun dired-get-file-for-visit () |
1413 | "Get the current line's file name, with an error if file does not exist." | |
53fd9d05 | 1414 | (interactive) |
e9407052 RS |
1415 | ;; We pass t for second arg so that we don't get error for `.' and `..'. |
1416 | (let ((raw (dired-get-filename nil t)) | |
1417 | file-name) | |
1418 | (if (null raw) | |
1419 | (error "No file on this line")) | |
1420 | (setq file-name (file-name-sans-versions raw t)) | |
c439687b | 1421 | (if (file-exists-p file-name) |
68d2f12f | 1422 | file-name |
55642aa4 RS |
1423 | (if (file-symlink-p file-name) |
1424 | (error "File is a symlink to a nonexistent target") | |
1425 | (error "File no longer exists; type `g' to update Dired buffer"))))) | |
84fc2cfa | 1426 | |
68d2f12f RS |
1427 | ;; Force `f' rather than `e' in the mode doc: |
1428 | (defalias 'dired-advertised-find-file 'dired-find-file) | |
1429 | (defun dired-find-file () | |
1430 | "In Dired, visit the file or directory named on this line." | |
1431 | (interactive) | |
1d5ad120 | 1432 | ;; Bind `find-file-run-dired' so that the command works on directories |
59d18288 RS |
1433 | ;; too, independent of the user's setting. |
1434 | (let ((find-file-run-dired t)) | |
1435 | (find-file (dired-get-file-for-visit)))) | |
68d2f12f | 1436 | |
c5753a5d | 1437 | (defun dired-find-alternate-file () |
68d2f12f | 1438 | "In Dired, visit this file or directory instead of the dired buffer." |
c5753a5d GM |
1439 | (interactive) |
1440 | (set-buffer-modified-p nil) | |
68d2f12f | 1441 | (find-alternate-file (dired-get-file-for-visit))) |
336cd99d | 1442 | ;; Don't override the setting from .emacs. |
c21993d0 | 1443 | ;;;###autoload (put 'dired-find-alternate-file 'disabled t) |
c5753a5d | 1444 | |
dbcb9389 | 1445 | (defun dired-mouse-find-file-other-window (event) |
68d2f12f | 1446 | "In Dired, visit the file or directory name you click on." |
dbcb9389 | 1447 | (interactive "e") |
2aaa7f0a | 1448 | (let (window pos file) |
dbcb9389 | 1449 | (save-excursion |
2aaa7f0a RS |
1450 | (setq window (posn-window (event-end event)) |
1451 | pos (posn-point (event-end event))) | |
1452 | (if (not (windowp window)) | |
1453 | (error "No file chosen")) | |
1454 | (set-buffer (window-buffer window)) | |
1455 | (goto-char pos) | |
1456 | (setq file (dired-get-file-for-visit))) | |
55a87770 RS |
1457 | (if (file-directory-p file) |
1458 | (or (and (cdr dired-subdir-alist) | |
1459 | (dired-goto-subdir file)) | |
1460 | (progn | |
1461 | (select-window window) | |
1462 | (dired-other-window file))) | |
1463 | (let (cmd) | |
1464 | ;; Look for some other way to view a certain file. | |
1465 | (dolist (elt dired-view-command-alist) | |
1466 | (if (string-match (car elt) file) | |
1467 | (setq cmd (cdr elt)))) | |
1468 | (if cmd | |
1469 | (call-process shell-file-name nil 0 nil | |
1470 | "-c" | |
1471 | (concat (format cmd (shell-quote-argument file)) | |
1472 | " &")) | |
1473 | (select-window window) | |
1474 | (find-file-other-window (file-name-sans-versions file t))))))) | |
b70ebe37 | 1475 | |
84fc2cfa | 1476 | (defun dired-view-file () |
68d2f12f | 1477 | "In Dired, examine a file in view mode, returning to dired when done. |
b70ebe37 RS |
1478 | When file is a directory, show it in this buffer if it is inserted. |
1479 | Some kinds of files are displayed using external viewer programs; | |
1480 | see `dired-view-command-alist'. Otherwise, display it in another buffer." | |
84fc2cfa | 1481 | (interactive) |
68d2f12f RS |
1482 | (let ((file (dired-get-file-for-visit))) |
1483 | (if (file-directory-p file) | |
1484 | (or (and (cdr dired-subdir-alist) | |
1485 | (dired-goto-subdir file)) | |
1486 | (dired file)) | |
b70ebe37 RS |
1487 | (let (cmd) |
1488 | ;; Look for some other way to view a certain file. | |
1489 | (dolist (elt dired-view-command-alist) | |
1490 | (if (string-match (car elt) file) | |
1491 | (setq cmd (cdr elt)))) | |
1492 | (if cmd | |
90c1e36a RS |
1493 | (call-process shell-file-name nil 0 nil |
1494 | "-c" | |
55a87770 | 1495 | (concat (format cmd (shell-quote-argument file)) |
90c1e36a | 1496 | " &")) |
b70ebe37 | 1497 | (view-file file)))))) |
84fc2cfa ER |
1498 | |
1499 | (defun dired-find-file-other-window () | |
68d2f12f | 1500 | "In Dired, visit this file or directory in another window." |
84fc2cfa | 1501 | (interactive) |
68d2f12f | 1502 | (find-file-other-window (dired-get-file-for-visit))) |
ab67260b RS |
1503 | |
1504 | (defun dired-display-file () | |
68d2f12f | 1505 | "In Dired, display this file or directory in another window." |
ab67260b | 1506 | (interactive) |
68d2f12f | 1507 | (display-buffer (find-file-noselect (dired-get-file-for-visit)))) |
83fadedf | 1508 | \f |
68d2f12f | 1509 | ;;; Functions for extracting and manipulating file names in Dired buffers. |
84fc2cfa ER |
1510 | |
1511 | (defun dired-get-filename (&optional localp no-error-if-not-filep) | |
68d2f12f | 1512 | "In Dired, return name of file mentioned on this line. |
84fc2cfa | 1513 | Value returned normally includes the directory name. |
492d2437 | 1514 | Optional arg LOCALP with value `no-dir' means don't include directory |
147e214c LT |
1515 | name in result. A value of `verbatim' means to return the name exactly as |
1516 | it occurs in the buffer, and a value of t means construct name relative to | |
1517 | `default-directory', which still may contain slashes if in a subdirectory. | |
1518 | Optional arg NO-ERROR-IF-NOT-FILEP means treat `.' and `..' as | |
1519 | regular filenames and return nil if no filename on this line. | |
1520 | Otherwise, an error occurs in these cases." | |
a5e0e1a8 | 1521 | (let (case-fold-search file p1 p2 already-absolute) |
84fc2cfa | 1522 | (save-excursion |
492d2437 RS |
1523 | (if (setq p1 (dired-move-to-filename (not no-error-if-not-filep))) |
1524 | (setq p2 (dired-move-to-end-of-filename no-error-if-not-filep)))) | |
1525 | ;; nil if no file on this line, but no-error-if-not-filep is t: | |
9888aa65 RS |
1526 | (if (setq file (and p1 p2 (buffer-substring p1 p2))) |
1527 | (progn | |
1528 | ;; Get rid of the mouse-face property that file names have. | |
1529 | (set-text-properties 0 (length file) nil file) | |
1530 | ;; Unquote names quoted by ls or by dired-insert-directory. | |
1531 | ;; Using read to unquote is much faster than substituting | |
1532 | ;; \007 (4 chars) -> ^G (1 char) etc. in a lisp loop. | |
1533 | (setq file | |
1534 | (read | |
1535 | (concat "\"" | |
2b2059d8 | 1536 | ;; Some ls -b don't escape quotes, argh! |
9888aa65 RS |
1537 | ;; This is not needed for GNU ls, though. |
1538 | (or (dired-string-replace-match | |
bc07e5cb | 1539 | "\\([^\\]\\|\\`\\)\"" file "\\1\\\\\"" nil t) |
9888aa65 | 1540 | file) |
038b5501 KH |
1541 | "\""))) |
1542 | ;; The above `read' will return a unibyte string if FILE | |
1543 | ;; contains eight-bit-control/graphic characters. | |
1544 | (if (and enable-multibyte-characters | |
1545 | (not (multibyte-string-p file))) | |
1546 | (setq file (string-to-multibyte file))))) | |
f6e2cbe3 | 1547 | (and file (file-name-absolute-p file) |
7994d91a RS |
1548 | ;; A relative file name can start with ~. |
1549 | ;; Don't treat it as absolute in this context. | |
1550 | (not (eq (aref file 0) ?~)) | |
a5e0e1a8 | 1551 | (setq already-absolute t)) |
a5e0e1a8 | 1552 | (cond |
b95ddab3 RS |
1553 | ((null file) |
1554 | nil) | |
1d5ad120 JB |
1555 | ((eq localp 'verbatim) |
1556 | file) | |
e9407052 | 1557 | ((and (not no-error-if-not-filep) |
147e214c LT |
1558 | (save-excursion |
1559 | (beginning-of-line) | |
1560 | (looking-at dired-re-dot))) | |
e9407052 | 1561 | (error "Cannot operate on `.' or `..'")) |
a5e0e1a8 EZ |
1562 | ((and (eq localp 'no-dir) already-absolute) |
1563 | (file-name-nondirectory file)) | |
b95ddab3 | 1564 | (already-absolute |
ca66efd1 RS |
1565 | (let ((handler (find-file-name-handler file nil))) |
1566 | ;; check for safe-magic property so that we won't | |
1567 | ;; put /: for names that don't really need them. | |
0b7bc76f | 1568 | ;; For instance, .gz files when auto-compression-mode is on. |
ca66efd1 RS |
1569 | (if (and handler (not (get handler 'safe-magic))) |
1570 | (concat "/:" file) | |
1571 | file))) | |
b95ddab3 | 1572 | ((eq localp 'no-dir) |
a5e0e1a8 | 1573 | file) |
b95ddab3 RS |
1574 | ((equal (dired-current-directory) "/") |
1575 | (setq file (concat (dired-current-directory localp) file)) | |
ca66efd1 RS |
1576 | (let ((handler (find-file-name-handler file nil))) |
1577 | ;; check for safe-magic property so that we won't | |
1578 | ;; put /: for names that don't really need them. | |
1579 | ;; For instance, .gz files when auto-compression-mode is on. | |
1580 | (if (and handler (not (get handler 'safe-magic))) | |
1581 | (concat "/:" file) | |
1582 | file))) | |
a5e0e1a8 | 1583 | (t |
b95ddab3 | 1584 | (concat (dired-current-directory localp) file))))) |
492d2437 | 1585 | |
437fe5ae | 1586 | (defun dired-string-replace-match (regexp string newtext |
1d5ad120 | 1587 | &optional literal global) |
437fe5ae RS |
1588 | "Replace first match of REGEXP in STRING with NEWTEXT. |
1589 | If it does not match, nil is returned instead of the new string. | |
1590 | Optional arg LITERAL means to take NEWTEXT literally. | |
1591 | Optional arg GLOBAL means to replace all matches." | |
1592 | (if global | |
b976e099 | 1593 | (let ((start 0) ret) |
856321e2 RS |
1594 | (while (string-match regexp string start) |
1595 | (let ((from-end (- (length string) (match-end 0)))) | |
b976e099 | 1596 | (setq ret (setq string (replace-match newtext t literal string))) |
856321e2 | 1597 | (setq start (- (length string) from-end)))) |
b976e099 | 1598 | ret) |
437fe5ae RS |
1599 | (if (not (string-match regexp string 0)) |
1600 | nil | |
856321e2 | 1601 | (replace-match newtext t literal string)))) |
437fe5ae | 1602 | |
492d2437 | 1603 | (defun dired-make-absolute (file &optional dir) |
470fa6d1 | 1604 | ;;"Convert FILE (a file name relative to DIR) to an absolute file name." |
492d2437 RS |
1605 | ;; We can't always use expand-file-name as this would get rid of `.' |
1606 | ;; or expand in / instead default-directory if DIR=="". | |
1607 | ;; This should be good enough for ange-ftp, but might easily be | |
1608 | ;; redefined (for VMS?). | |
1609 | ;; It should be reasonably fast, though, as it is called in | |
1610 | ;; dired-get-filename. | |
1611 | (concat (or dir default-directory) file)) | |
1612 | ||
827dc60d RS |
1613 | (defun dired-make-relative (file &optional dir ignore) |
1614 | "Convert FILE (an absolute file name) to a name relative to DIR. | |
1615 | If this is impossible, return FILE unchanged. | |
1616 | DIR must be a directory name, not a file name." | |
492d2437 | 1617 | (or dir (setq dir default-directory)) |
7425bbff RS |
1618 | ;; This case comes into play if default-directory is set to |
1619 | ;; use ~. | |
1620 | (if (and (> (length dir) 0) (= (aref dir 0) ?~)) | |
1621 | (setq dir (expand-file-name dir))) | |
492d2437 RS |
1622 | (if (string-match (concat "^" (regexp-quote dir)) file) |
1623 | (substring file (match-end 0)) | |
827dc60d RS |
1624 | ;;; (or no-error |
1625 | ;;; (error "%s: not in directory tree growing at %s" file dir)) | |
1626 | file)) | |
83fadedf | 1627 | \f |
492d2437 RS |
1628 | ;;; Functions for finding the file name in a dired buffer line. |
1629 | ||
c4a7b2a4 | 1630 | (defvar dired-move-to-filename-regexp |
2708e59e | 1631 | (let* ((l "\\([A-Za-z]\\|[^\0-\177]\\)") |
60389964 | 1632 | (l-or-quote "\\([A-Za-z']\\|[^\0-\177]\\)") |
6a5c00da | 1633 | ;; In some locales, month abbreviations are as short as 2 letters, |
b4bbe888 | 1634 | ;; and they can be followed by ".". |
60389964 RS |
1635 | ;; In Breton, a month name can include a quote character. |
1636 | (month (concat l-or-quote l-or-quote "+\\.?")) | |
32184bdb PE |
1637 | (s " ") |
1638 | (yyyy "[0-9][0-9][0-9][0-9]") | |
b4bbe888 | 1639 | (dd "[ 0-3][0-9]") |
778f4651 | 1640 | (HH:MM "[ 0-2][0-9][:.][0-5][0-9]") |
32df8b47 EZ |
1641 | (seconds "[0-6][0-9]\\([.,][0-9]+\\)?") |
1642 | (zone "[-+][0-2][0-9][0-5][0-9]") | |
1643 | (iso-mm-dd "[01][0-9]-[0-3][0-9]") | |
1644 | (iso-time (concat HH:MM "\\(:" seconds "\\( ?" zone "\\)?\\)?")) | |
1645 | (iso (concat "\\(\\(" yyyy "-\\)?" iso-mm-dd "[ T]" iso-time | |
b4bbe888 PE |
1646 | "\\|" yyyy "-" iso-mm-dd "\\)")) |
1647 | (western (concat "\\(" month s "+" dd "\\|" dd "\\.?" s month "\\)" | |
1648 | s "+" | |
1649 | "\\(" HH:MM "\\|" yyyy "\\)")) | |
1650 | (western-comma (concat month s "+" dd "," s "+" yyyy)) | |
1651 | ;; Japanese MS-Windows ls-lisp has one-digit months, and | |
1652 | ;; omits the Kanji characters after month and day-of-month. | |
1653 | (mm "[ 0-1]?[0-9]") | |
501be301 | 1654 | (japanese |
b4bbe888 PE |
1655 | (concat mm l "?" s dd l "?" s "+" |
1656 | "\\(" HH:MM "\\|" yyyy l "?" "\\)"))) | |
42afed7c | 1657 | ;; The "[0-9]" below requires the previous column to end in a digit. |
6a5c00da PE |
1658 | ;; This avoids recognizing `1 may 1997' as a date in the line: |
1659 | ;; -r--r--r-- 1 may 1997 1168 Oct 19 16:49 README | |
0952583c | 1660 | ;; The "[kKMGTPEZY]?" below supports "ls -alh" output. |
42afed7c GM |
1661 | ;; The ".*" below finds the last match if there are multiple matches. |
1662 | ;; This avoids recognizing `jservice 10 1024' as a date in the line: | |
02882bbc | 1663 | ;; drwxr-xr-x 3 jservice 10 1024 Jul 2 1997 esg-host |
0952583c | 1664 | (concat ".*[0-9][kKMGTPEZY]?" s |
b4bbe888 PE |
1665 | "\\(" western "\\|" western-comma "\\|" japanese "\\|" iso "\\)" |
1666 | s "+")) | |
6a5c00da | 1667 | "Regular expression to match up to the file name in a directory listing. |
1f97e2fc PE |
1668 | The default value is designed to recognize dates and times |
1669 | regardless of the language.") | |
9eabb7d5 | 1670 | |
23e217f6 RS |
1671 | (defvar dired-permission-flags-regexp |
1672 | "\\([^ ]\\)[-r][-w]\\([^ ]\\)[-r][-w]\\([^ ]\\)[-r][-w]\\([^ ]\\)" | |
1673 | "Regular expression to match the permission flags in `ls -l'.") | |
1674 | ||
492d2437 RS |
1675 | ;; Move to first char of filename on this line. |
1676 | ;; Returns position (point) or nil if no filename on this line." | |
1677 | (defun dired-move-to-filename (&optional raise-error eol) | |
1678 | ;; This is the UNIX version. | |
2b2059d8 | 1679 | (or eol (setq eol (line-end-position))) |
492d2437 | 1680 | (beginning-of-line) |
0b7bc76f | 1681 | ;; First try assuming `ls --dired' was used. |
2b2059d8 SM |
1682 | (let ((change (next-single-property-change (point) 'dired-filename nil eol))) |
1683 | (cond | |
1684 | ((and change (< change eol)) | |
1685 | (goto-char change)) | |
1686 | ((re-search-forward dired-move-to-filename-regexp eol t) | |
1687 | (goto-char (match-end 0))) | |
1688 | ((re-search-forward dired-permission-flags-regexp eol t) | |
1689 | ;; Ha! There *is* a file. Our regexp-from-hell just failed to find it. | |
1690 | (funcall (if raise-error 'error 'message) | |
1691 | "Unrecognized line! Check dired-move-to-filename-regexp")) | |
1692 | (raise-error | |
1693 | (error "No file on this line"))))) | |
492d2437 RS |
1694 | |
1695 | (defun dired-move-to-end-of-filename (&optional no-error) | |
1696 | ;; Assumes point is at beginning of filename, | |
1697 | ;; thus the rwx bit re-search-backward below will succeed in *this* | |
1698 | ;; line if at all. So, it should be called only after | |
1699 | ;; (dired-move-to-filename t). | |
1700 | ;; On failure, signals an error (with non-nil NO-ERROR just returns nil). | |
1701 | ;; This is the UNIX version. | |
0b7bc76f RS |
1702 | (if (get-text-property (point) 'dired-filename) |
1703 | (goto-char (next-single-property-change (point) 'dired-filename)) | |
1704 | (let (opoint file-type executable symlink hidden case-fold-search used-F eol) | |
1705 | ;; case-fold-search is nil now, so we can test for capital F: | |
1706 | (setq used-F (string-match "F" dired-actual-switches) | |
1707 | opoint (point) | |
1708 | eol (save-excursion (end-of-line) (point)) | |
1709 | hidden (and selective-display | |
1710 | (save-excursion (search-forward "\r" eol t)))) | |
1711 | (if hidden | |
1712 | nil | |
1713 | (save-excursion ;; Find out what kind of file this is: | |
1714 | ;; Restrict perm bits to be non-blank, | |
1715 | ;; otherwise this matches one char to early (looking backward): | |
1716 | ;; "l---------" (some systems make symlinks that way) | |
1717 | ;; "----------" (plain file with zero perms) | |
1718 | (if (re-search-backward | |
1719 | dired-permission-flags-regexp nil t) | |
1720 | (setq file-type (char-after (match-beginning 1)) | |
1721 | symlink (eq file-type ?l) | |
1722 | ;; Only with -F we need to know whether it's an executable | |
1723 | executable (and | |
1724 | used-F | |
1725 | (string-match | |
1726 | "[xst]" ;; execute bit set anywhere? | |
1727 | (concat | |
ff3d76aa SM |
1728 | (match-string 2) |
1729 | (match-string 3) | |
1730 | (match-string 4))))) | |
0b7bc76f RS |
1731 | (or no-error (error "No file on this line")))) |
1732 | ;; Move point to end of name: | |
1733 | (if symlink | |
1734 | (if (search-forward " ->" eol t) | |
1735 | (progn | |
1736 | (forward-char -3) | |
1737 | (and used-F | |
1738 | dired-ls-F-marks-symlinks | |
1739 | (eq (preceding-char) ?@) ;; did ls really mark the link? | |
1740 | (forward-char -1)))) | |
1741 | (goto-char eol) ;; else not a symbolic link | |
1742 | ;; ls -lF marks dirs, sockets and executables with exactly one | |
1743 | ;; trailing character. (Executable bits on symlinks ain't mean | |
1744 | ;; a thing, even to ls, but we know it's not a symlink.) | |
1745 | (and used-F | |
1746 | (or (memq file-type '(?d ?s)) | |
1747 | executable) | |
1748 | (forward-char -1)))) | |
1749 | (or no-error | |
1750 | (not (eq opoint (point))) | |
1751 | (error (if hidden | |
1752 | (substitute-command-keys | |
1753 | "File line is hidden, type \\[dired-hide-subdir] to unhide") | |
1754 | "No file on this line"))) | |
1755 | (if (eq opoint (point)) | |
1756 | nil | |
1757 | (point))))) | |
492d2437 | 1758 | |
83fadedf | 1759 | \f |
a3f4a3ef RS |
1760 | ;;; COPY NAMES OF MARKED FILES INTO KILL-RING. |
1761 | ||
1762 | (defun dired-copy-filename-as-kill (&optional arg) | |
1763 | "Copy names of marked (or next ARG) files into the kill ring. | |
1764 | The names are separated by a space. | |
470fa6d1 KS |
1765 | With a zero prefix arg, use the absolute file name of each marked file. |
1766 | With \\[universal-argument], use the file name sans directory of each marked file. | |
a3f4a3ef RS |
1767 | |
1768 | If on a subdir headerline, use subdirname instead; prefix arg is ignored | |
1769 | in this case. | |
1770 | ||
1771 | You can then feed the file name(s) to other commands with \\[yank]." | |
1772 | (interactive "P") | |
1773 | (let ((string | |
1774 | (or (dired-get-subdir) | |
1775 | (mapconcat (function identity) | |
1776 | (if arg | |
1777 | (cond ((zerop (prefix-numeric-value arg)) | |
1778 | (dired-get-marked-files)) | |
1779 | ((integerp arg) | |
1780 | (dired-get-marked-files 'no-dir arg)) | |
1781 | (t ; else a raw arg | |
1782 | (dired-get-marked-files t))) | |
1783 | (dired-get-marked-files 'no-dir)) | |
1784 | " ")))) | |
4de547e4 RS |
1785 | (if (eq last-command 'kill-region) |
1786 | (kill-append string nil) | |
1787 | (kill-new string)) | |
a3f4a3ef RS |
1788 | (message "%s" string))) |
1789 | ||
1790 | \f | |
492d2437 RS |
1791 | ;; Keeping Dired buffers in sync with the filesystem and with each other |
1792 | ||
ef746164 | 1793 | (defun dired-buffers-for-dir (dir &optional file) |
492d2437 | 1794 | ;; Return a list of buffers that dired DIR (top level or in-situ subdir). |
ef746164 RS |
1795 | ;; If FILE is non-nil, include only those whose wildcard pattern (if any) |
1796 | ;; matches FILE. | |
492d2437 RS |
1797 | ;; The list is in reverse order of buffer creation, most recent last. |
1798 | ;; As a side effect, killed dired buffers for DIR are removed from | |
1799 | ;; dired-buffers. | |
1800 | (setq dir (file-name-as-directory dir)) | |
ef746164 | 1801 | (let ((alist dired-buffers) result elt buf pattern) |
492d2437 | 1802 | (while alist |
38819778 RS |
1803 | (setq elt (car alist) |
1804 | buf (cdr elt)) | |
1805 | (if (buffer-name buf) | |
1806 | (if (dired-in-this-tree dir (car elt)) | |
ef746164 RS |
1807 | (with-current-buffer buf |
1808 | (and (assoc dir dired-subdir-alist) | |
1809 | (or (null file) | |
1810 | (let ((wildcards | |
1811 | (file-name-nondirectory dired-directory))) | |
1812 | (or (= 0 (length wildcards)) | |
1813 | (string-match (dired-glob-regexp wildcards) | |
1814 | file)))) | |
1815 | (setq result (cons buf result))))) | |
38819778 RS |
1816 | ;; else buffer is killed - clean up: |
1817 | (setq dired-buffers (delq elt dired-buffers))) | |
492d2437 RS |
1818 | (setq alist (cdr alist))) |
1819 | result)) | |
1820 | ||
ef746164 RS |
1821 | (defun dired-glob-regexp (pattern) |
1822 | "Convert glob-pattern PATTERN to a regular expression." | |
1823 | (let ((matched-in-pattern 0) ;; How many chars of PATTERN we've handled. | |
1824 | regexp) | |
1825 | (while (string-match "[[?*]" pattern matched-in-pattern) | |
1826 | (let ((op-end (match-end 0)) | |
1827 | (next-op (aref pattern (match-beginning 0)))) | |
1828 | (setq regexp (concat regexp | |
1829 | (regexp-quote | |
1830 | (substring pattern matched-in-pattern | |
1831 | (match-beginning 0))))) | |
1832 | (cond ((= next-op ??) | |
1833 | (setq regexp (concat regexp ".")) | |
1834 | (setq matched-in-pattern op-end)) | |
1835 | ((= next-op ?\[) | |
1836 | ;; Fails to handle ^ yet ???? | |
1837 | (let* ((set-start (match-beginning 0)) | |
1838 | (set-cont | |
1839 | (if (= (aref pattern (1+ set-start)) ?^) | |
1840 | (+ 3 set-start) | |
1841 | (+ 2 set-start))) | |
1842 | (set-end (string-match "]" pattern set-cont)) | |
1843 | (set (substring pattern set-start (1+ set-end)))) | |
1844 | (setq regexp (concat regexp set)) | |
1845 | (setq matched-in-pattern (1+ set-end)))) | |
1846 | ((= next-op ?*) | |
1847 | (setq regexp (concat regexp ".*")) | |
1848 | (setq matched-in-pattern op-end))))) | |
1849 | (concat "\\`" | |
1850 | regexp | |
1851 | (regexp-quote | |
1852 | (substring pattern matched-in-pattern)) | |
1853 | "\\'"))) | |
1854 | ||
c60ee5e7 | 1855 | |
ef746164 | 1856 | |
492d2437 RS |
1857 | (defun dired-advertise () |
1858 | ;;"Advertise in variable `dired-buffers' that we dired `default-directory'." | |
1859 | ;; With wildcards we actually advertise too much. | |
38819778 RS |
1860 | (let ((expanded-default (expand-file-name default-directory))) |
1861 | (if (memq (current-buffer) (dired-buffers-for-dir expanded-default)) | |
1862 | t ; we have already advertised ourselves | |
1863 | (setq dired-buffers | |
1864 | (cons (cons expanded-default (current-buffer)) | |
1865 | dired-buffers))))) | |
492d2437 RS |
1866 | |
1867 | (defun dired-unadvertise (dir) | |
1868 | ;; Remove DIR from the buffer alist in variable dired-buffers. | |
1869 | ;; This has the effect of removing any buffer whose main directory is DIR. | |
1870 | ;; It does not affect buffers in which DIR is a subdir. | |
1871 | ;; Removing is also done as a side-effect in dired-buffer-for-dir. | |
1872 | (setq dired-buffers | |
38819778 | 1873 | (delq (assoc (expand-file-name dir) dired-buffers) dired-buffers))) |
83fadedf | 1874 | \f |
492d2437 RS |
1875 | ;; Tree Dired |
1876 | ||
1877 | ;;; utility functions | |
1878 | ||
1879 | (defun dired-in-this-tree (file dir) | |
1880 | ;;"Is FILE part of the directory tree starting at DIR?" | |
1881 | (let (case-fold-search) | |
38819778 | 1882 | (string-match (concat "^" (regexp-quote dir)) file))) |
492d2437 RS |
1883 | |
1884 | (defun dired-normalize-subdir (dir) | |
470fa6d1 KS |
1885 | ;; Prepend default-directory to DIR if relative file name. |
1886 | ;; dired-get-filename must be able to make a valid file name from a | |
492d2437 RS |
1887 | ;; file and its directory DIR. |
1888 | (file-name-as-directory | |
1889 | (if (file-name-absolute-p dir) | |
1890 | dir | |
1891 | (expand-file-name dir default-directory)))) | |
1892 | ||
1893 | (defun dired-get-subdir () | |
1894 | ;;"Return the subdir name on this line, or nil if not on a headerline." | |
1895 | ;; Look up in the alist whether this is a headerline. | |
1896 | (save-excursion | |
1897 | (let ((cur-dir (dired-current-directory))) | |
1898 | (beginning-of-line) ; alist stores b-o-l positions | |
1899 | (and (zerop (- (point) | |
1900 | (dired-get-subdir-min (assoc cur-dir | |
1901 | dired-subdir-alist)))) | |
1902 | cur-dir)))) | |
1903 | ||
1904 | ;(defun dired-get-subdir-min (elt) | |
1905 | ; (cdr elt)) | |
1906 | ;; can't use macro, must be redefinable for other alist format in dired-nstd. | |
62f61df0 | 1907 | (defalias 'dired-get-subdir-min 'cdr) |
492d2437 RS |
1908 | |
1909 | (defun dired-get-subdir-max (elt) | |
84fc2cfa | 1910 | (save-excursion |
492d2437 RS |
1911 | (goto-char (dired-get-subdir-min elt)) |
1912 | (dired-subdir-max))) | |
1913 | ||
1914 | (defun dired-clear-alist () | |
1915 | (while dired-subdir-alist | |
1916 | (set-marker (dired-get-subdir-min (car dired-subdir-alist)) nil) | |
1917 | (setq dired-subdir-alist (cdr dired-subdir-alist)))) | |
1918 | ||
c9d59fc2 RS |
1919 | (defun dired-subdir-index (dir) |
1920 | ;; Return an index into alist for use with nth | |
1921 | ;; for the sake of subdir moving commands. | |
1922 | (let (found (index 0) (alist dired-subdir-alist)) | |
1923 | (while alist | |
1924 | (if (string= dir (car (car alist))) | |
1925 | (setq alist nil found t) | |
1926 | (setq alist (cdr alist) index (1+ index)))) | |
1927 | (if found index nil))) | |
1928 | ||
1929 | (defun dired-next-subdir (arg &optional no-error-if-not-found no-skip) | |
1930 | "Go to next subdirectory, regardless of level." | |
1931 | ;; Use 0 arg to go to this directory's header line. | |
1932 | ;; NO-SKIP prevents moving to end of header line, returning whatever | |
1933 | ;; position was found in dired-subdir-alist. | |
1934 | (interactive "p") | |
1935 | (let ((this-dir (dired-current-directory)) | |
1936 | pos index) | |
1937 | ;; nth with negative arg does not return nil but the first element | |
1938 | (setq index (- (dired-subdir-index this-dir) arg)) | |
1939 | (setq pos (if (>= index 0) | |
1940 | (dired-get-subdir-min (nth index dired-subdir-alist)))) | |
1941 | (if pos | |
1942 | (progn | |
1943 | (goto-char pos) | |
1944 | (or no-skip (skip-chars-forward "^\n\r")) | |
1945 | (point)) | |
1946 | (if no-error-if-not-found | |
1947 | nil ; return nil if not found | |
1948 | (error "%s directory" (if (> arg 0) "Last" "First")))))) | |
1949 | ||
3c13627a | 1950 | (defun dired-build-subdir-alist (&optional switches) |
492d2437 | 1951 | "Build `dired-subdir-alist' by parsing the buffer. |
3c13627a EZ |
1952 | Returns the new value of the alist. |
1953 | If optional arg SWITCHES is non-nil, use its value | |
1954 | instead of `dired-actual-switches'." | |
492d2437 RS |
1955 | (interactive) |
1956 | (dired-clear-alist) | |
1957 | (save-excursion | |
3c13627a EZ |
1958 | (let* ((count 0) |
1959 | (buffer-read-only nil) | |
1960 | (switches (or switches dired-actual-switches)) | |
1961 | new-dir-name | |
1962 | (R-ftp-base-dir-regex | |
1963 | ;; Used to expand subdirectory names correctly in recursive | |
1964 | ;; ange-ftp listings. | |
1965 | (and (string-match "R" switches) | |
1966 | (string-match "\\`/.*:\\(/.*\\)" default-directory) | |
1967 | (concat "\\`" (match-string 1 default-directory))))) | |
84fc2cfa | 1968 | (goto-char (point-min)) |
492d2437 | 1969 | (setq dired-subdir-alist nil) |
acf310c9 RS |
1970 | (while (and (re-search-forward dired-subdir-regexp nil t) |
1971 | ;; Avoid taking a file name ending in a colon | |
1972 | ;; as a subdir name. | |
1973 | (not (save-excursion | |
1974 | (goto-char (match-beginning 0)) | |
1975 | (beginning-of-line) | |
1976 | (forward-char 2) | |
46680faf | 1977 | (save-match-data (looking-at dired-re-perms))))) |
3222085e BF |
1978 | (save-excursion |
1979 | (goto-char (match-beginning 1)) | |
1980 | (setq new-dir-name | |
b4c01776 GM |
1981 | (buffer-substring-no-properties (point) (match-end 1)) |
1982 | new-dir-name | |
1983 | (save-match-data | |
1984 | (if (and R-ftp-base-dir-regex | |
1985 | (not (string= new-dir-name default-directory)) | |
1986 | (string-match R-ftp-base-dir-regex new-dir-name)) | |
1987 | (concat default-directory | |
1988 | (substring new-dir-name (match-end 0))) | |
1989 | (expand-file-name new-dir-name)))) | |
3222085e BF |
1990 | (delete-region (point) (match-end 1)) |
1991 | (insert new-dir-name)) | |
492d2437 | 1992 | (setq count (1+ count)) |
3222085e BF |
1993 | (dired-alist-add-1 new-dir-name |
1994 | ;; Place a sub directory boundary between lines. | |
1995 | (save-excursion | |
1996 | (goto-char (match-beginning 0)) | |
1997 | (beginning-of-line) | |
1998 | (point-marker)))) | |
c9d59fc2 RS |
1999 | (if (> count 1) |
2000 | (message "Buffer includes %d directories" count)) | |
492d2437 RS |
2001 | ;; We don't need to sort it because it is in buffer order per |
2002 | ;; constructionem. Return new alist: | |
2003 | dired-subdir-alist))) | |
2004 | ||
2005 | (defun dired-alist-add-1 (dir new-marker) | |
2006 | ;; Add new DIR at NEW-MARKER. Don't sort. | |
2007 | (setq dired-subdir-alist | |
2008 | (cons (cons (dired-normalize-subdir dir) new-marker) | |
2009 | dired-subdir-alist))) | |
2010 | ||
2011 | (defun dired-goto-next-nontrivial-file () | |
2012 | ;; Position point on first nontrivial file after point. | |
2013 | (dired-goto-next-file);; so there is a file to compare with | |
2014 | (if (stringp dired-trivial-filenames) | |
2015 | (while (and (not (eobp)) | |
2016 | (string-match dired-trivial-filenames | |
2017 | (file-name-nondirectory | |
2018 | (or (dired-get-filename nil t) "")))) | |
2019 | (forward-line 1) | |
2020 | (dired-move-to-filename)))) | |
2021 | ||
2022 | (defun dired-goto-next-file () | |
2023 | (let ((max (1- (dired-subdir-max)))) | |
2024 | (while (and (not (dired-move-to-filename)) (< (point) max)) | |
2025 | (forward-line 1)))) | |
2026 | ||
2027 | (defun dired-goto-file (file) | |
2028 | "Go to file line of FILE in this dired buffer." | |
2029 | ;; Return value of point on success, else nil. | |
470fa6d1 | 2030 | ;; FILE must be an absolute file name. |
492d2437 RS |
2031 | ;; Loses if FILE contains control chars like "\007" for which ls |
2032 | ;; either inserts "?" or "\\007" into the buffer, so we won't find | |
2033 | ;; it in the buffer. | |
2034 | (interactive | |
2035 | (prog1 ; let push-mark display its message | |
2036 | (list (expand-file-name | |
2037 | (read-file-name "Goto file: " | |
2038 | (dired-current-directory)))) | |
2039 | (push-mark))) | |
2040 | (setq file (directory-file-name file)) ; does no harm if no directory | |
2041 | (let (found case-fold-search dir) | |
2042 | (setq dir (or (file-name-directory file) | |
f808da9e | 2043 | (error "File name `%s' is not absolute" file))) |
492d2437 RS |
2044 | (save-excursion |
2045 | ;; The hair here is to get the result of dired-goto-subdir | |
2046 | ;; without really calling it if we don't have any subdirs. | |
233993a3 | 2047 | (if (if (string= dir (expand-file-name default-directory)) |
492d2437 | 2048 | (goto-char (point-min)) |
7b2469ae | 2049 | (and (cdr dired-subdir-alist) |
492d2437 RS |
2050 | (dired-goto-subdir dir))) |
2051 | (let ((base (file-name-nondirectory file)) | |
f808da9e | 2052 | search-string |
492d2437 | 2053 | (boundary (dired-subdir-max))) |
f808da9e RS |
2054 | (setq search-string |
2055 | (replace-regexp-in-string "\^m" "\\^m" base nil t)) | |
2056 | (setq search-string | |
2057 | (replace-regexp-in-string "\\\\" "\\\\" search-string nil t)) | |
492d2437 RS |
2058 | (while (and (not found) |
2059 | ;; filenames are preceded by SPC, this makes | |
2060 | ;; the search faster (e.g. for the filename "-"!). | |
f808da9e RS |
2061 | (search-forward (concat " " search-string) |
2062 | boundary 'move)) | |
492d2437 RS |
2063 | ;; Match could have BASE just as initial substring or |
2064 | ;; or in permission bits or date or | |
2065 | ;; not be a proper filename at all: | |
2066 | (if (equal base (dired-get-filename 'no-dir t)) | |
2067 | ;; Must move to filename since an (actually | |
2068 | ;; correct) match could have been elsewhere on the | |
2069 | ;; ;; line (e.g. "-" would match somewhere in the | |
2070 | ;; permission bits). | |
55e86af6 RS |
2071 | (setq found (dired-move-to-filename)) |
2072 | ;; If this isn't the right line, move forward to avoid | |
2073 | ;; trying this line again. | |
2074 | (forward-line 1)))))) | |
492d2437 RS |
2075 | (and found |
2076 | ;; return value of point (i.e., FOUND): | |
2077 | (goto-char found)))) | |
2078 | ||
2079 | (defun dired-initial-position (dirname) | |
2080 | ;; Where point should go in a new listing of DIRNAME. | |
2081 | ;; Point assumed at beginning of new subdir line. | |
2082 | ;; You may redefine this function as you wish, e.g. like in dired-x.el. | |
2083 | (end-of-line) | |
2084 | (if dired-trivial-filenames (dired-goto-next-nontrivial-file))) | |
83fadedf | 2085 | \f |
492d2437 RS |
2086 | ;; These are hooks which make tree dired work. |
2087 | ;; They are in this file because other parts of dired need to call them. | |
2088 | ;; But they don't call the rest of tree dired unless there are subdirs loaded. | |
2089 | ||
2090 | ;; This function is called for each retrieved filename. | |
2091 | ;; It could stand to be faster, though it's mostly function call | |
2092 | ;; overhead. Avoiding the function call seems to save about 10% in | |
2093 | ;; dired-get-filename. Make it a defsubst? | |
2094 | (defun dired-current-directory (&optional localp) | |
2095 | "Return the name of the subdirectory to which this line belongs. | |
2096 | This returns a string with trailing slash, like `default-directory'. | |
2097 | Optional argument means return a file name relative to `default-directory'." | |
2098 | (let ((here (point)) | |
2099 | (alist (or dired-subdir-alist | |
2100 | ;; probably because called in a non-dired buffer | |
2101 | (error "No subdir-alist in %s" (current-buffer)))) | |
2102 | elt dir) | |
2103 | (while alist | |
2104 | (setq elt (car alist) | |
2105 | dir (car elt) | |
2106 | ;; use `<=' (not `<') as subdir line is part of subdir | |
2107 | alist (if (<= (dired-get-subdir-min elt) here) | |
2108 | nil ; found | |
2109 | (cdr alist)))) | |
2110 | (if localp | |
2111 | (dired-make-relative dir default-directory) | |
2112 | dir))) | |
2113 | ||
2114 | ;; Subdirs start at the beginning of their header lines and end just | |
2115 | ;; before the beginning of the next header line (or end of buffer). | |
2116 | ||
2117 | (defun dired-subdir-max () | |
2118 | (save-excursion | |
7b2469ae | 2119 | (if (or (null (cdr dired-subdir-alist)) (not (dired-next-subdir 1 t t))) |
492d2437 RS |
2120 | (point-max) |
2121 | (point)))) | |
83fadedf | 2122 | \f |
492d2437 RS |
2123 | ;; Deleting files |
2124 | ||
f0628026 RS |
2125 | (defcustom dired-recursive-deletes nil ; Default only delete empty directories. |
2126 | "*Decide whether recursive deletes are allowed. | |
f0529b5b | 2127 | nil means no recursive deletes. |
f0628026 RS |
2128 | `always' means delete recursively without asking. This is DANGEROUS! |
2129 | `top' means ask for each directory at top level, but delete its subdirectories | |
2130 | without asking. | |
2131 | Anything else means ask for each directory." | |
53ade5c7 RS |
2132 | :type '(choice :tag "Delete non-empty directories" |
2133 | (const :tag "Yes" always) | |
2134 | (const :tag "No--only delete empty directories" nil) | |
2135 | (const :tag "Confirm for each directory" t) | |
2136 | (const :tag "Confirm for each top directory only" top)) | |
f0628026 RS |
2137 | :group 'dired) |
2138 | ||
c60ee5e7 | 2139 | ;; Match anything but `.' and `..'. |
f0628026 RS |
2140 | (defvar dired-re-no-dot "^\\([^.]\\|\\.\\([^.]\\|\\..\\)\\).*") |
2141 | ||
2142 | ;; Delete file, possibly delete a directory and all its files. | |
2143 | ;; This function is usefull outside of dired. One could change it's name | |
2144 | ;; to e.g. recursive-delete-file and put it somewhere else. | |
2145 | (defun dired-delete-file (file &optional recursive) "\ | |
2146 | Delete FILE or directory (possibly recursively if optional RECURSIVE is true.) | |
2147 | RECURSIVE determines what to do with a non-empty directory. If RECURSIVE is: | |
2148 | Nil, do not delete. | |
2149 | `always', delete recursively without asking. | |
2150 | `top', ask for each directory at top level. | |
2151 | Anything else, ask for each sub-directory." | |
2152 | (let (files) | |
2153 | ;; This test is equivalent to | |
2154 | ;; (and (file-directory-p fn) (not (file-symlink-p fn))) | |
2155 | ;; but more efficient | |
2156 | (if (not (eq t (car (file-attributes file)))) | |
2157 | (delete-file file) | |
2158 | (when (and recursive | |
2159 | (setq files | |
2160 | (directory-files file t dired-re-no-dot)) ; Not empty. | |
2161 | (or (eq recursive 'always) | |
2162 | (yes-or-no-p (format "Recursive delete of %s " | |
2163 | (dired-make-relative file))))) | |
2164 | (if (eq recursive 'top) (setq recursive 'always)) ; Don't ask again. | |
2165 | (while files ; Recursively delete (possibly asking). | |
2166 | (dired-delete-file (car files) recursive) | |
2167 | (setq files (cdr files)))) | |
2168 | (delete-directory file)))) | |
2169 | ||
7da0e9b4 | 2170 | (defun dired-do-flagged-delete (&optional nomessage) |
68d2f12f | 2171 | "In Dired, delete the files flagged for deletion. |
7da0e9b4 RS |
2172 | If NOMESSAGE is non-nil, we don't display any message |
2173 | if there are no flagged files." | |
492d2437 RS |
2174 | (interactive) |
2175 | (let* ((dired-marker-char dired-del-marker) | |
2176 | (regexp (dired-marker-regexp)) | |
2177 | case-fold-search) | |
2178 | (if (save-excursion (goto-char (point-min)) | |
2179 | (re-search-forward regexp nil t)) | |
2180 | (dired-internal-do-deletions | |
2181 | ;; this can't move point since ARG is nil | |
2182 | (dired-map-over-marks (cons (dired-get-filename) (point)) | |
2183 | nil) | |
2184 | nil) | |
7da0e9b4 RS |
2185 | (or nomessage |
2186 | (message "(No deletions requested)"))))) | |
492d2437 RS |
2187 | |
2188 | (defun dired-do-delete (&optional arg) | |
2189 | "Delete all marked (or next ARG) files." | |
2190 | ;; This is more consistent with the file marking feature than | |
2191 | ;; dired-do-flagged-delete. | |
2192 | (interactive "P") | |
2193 | (dired-internal-do-deletions | |
2194 | ;; this may move point if ARG is an integer | |
2195 | (dired-map-over-marks (cons (dired-get-filename) (point)) | |
2196 | arg) | |
2197 | arg)) | |
2198 | ||
2199 | (defvar dired-deletion-confirmer 'yes-or-no-p) ; or y-or-n-p? | |
2200 | ||
2201 | (defun dired-internal-do-deletions (l arg) | |
2202 | ;; L is an alist of files to delete, with their buffer positions. | |
2203 | ;; ARG is the prefix arg. | |
2204 | ;; Filenames are absolute (VMS needs this for logical search paths). | |
2205 | ;; (car L) *must* be the *last* (bottommost) file in the dired buffer. | |
2206 | ;; That way as changes are made in the buffer they do not shift the | |
2207 | ;; lines still to be changed, so the (point) values in L stay valid. | |
2208 | ;; Also, for subdirs in natural order, a subdir's files are deleted | |
2209 | ;; before the subdir itself - the other way around would not work. | |
2210 | (let ((files (mapcar (function car) l)) | |
2211 | (count (length l)) | |
2212 | (succ 0)) | |
2213 | ;; canonicalize file list for pop up | |
2214 | (setq files (nreverse (mapcar (function dired-make-relative) files))) | |
2215 | (if (dired-mark-pop-up | |
2216 | " *Deletions*" 'delete files dired-deletion-confirmer | |
2217 | (format "Delete %s " (dired-mark-prompt arg files))) | |
84fc2cfa | 2218 | (save-excursion |
492d2437 RS |
2219 | (let (failures);; files better be in reverse order for this loop! |
2220 | (while l | |
2221 | (goto-char (cdr (car l))) | |
2222 | (let (buffer-read-only) | |
2223 | (condition-case err | |
2224 | (let ((fn (car (car l)))) | |
f0628026 | 2225 | (dired-delete-file fn dired-recursive-deletes) |
492d2437 RS |
2226 | ;; if we get here, removing worked |
2227 | (setq succ (1+ succ)) | |
2228 | (message "%s of %s deletions" succ count) | |
bf989169 RS |
2229 | (dired-fun-in-all-buffers |
2230 | (file-name-directory fn) (file-name-nondirectory fn) | |
2231 | (function dired-delete-entry) fn)) | |
492d2437 RS |
2232 | (error;; catch errors from failed deletions |
2233 | (dired-log "%s\n" err) | |
2234 | (setq failures (cons (car (car l)) failures))))) | |
2235 | (setq l (cdr l))) | |
2236 | (if (not failures) | |
2237 | (message "%d deletion%s done" count (dired-plural-s count)) | |
2238 | (dired-log-summary | |
2239 | (format "%d of %d deletion%s failed" | |
2240 | (length failures) count | |
2241 | (dired-plural-s count)) | |
2242 | failures)))) | |
2243 | (message "(No deletions performed)"))) | |
2244 | (dired-move-to-filename)) | |
2245 | ||
bf989169 RS |
2246 | (defun dired-fun-in-all-buffers (directory file fun &rest args) |
2247 | ;; In all buffers dired'ing DIRECTORY, run FUN with ARGS. | |
2248 | ;; If the buffer has a wildcard pattern, check that it matches FILE. | |
2249 | ;; (FILE does not include a directory component.) | |
2250 | ;; FILE may be nil, in which case ignore it. | |
2251 | ;; Return list of buffers where FUN succeeded (i.e., returned non-nil). | |
2252 | (let (success-list) | |
2253 | (dolist (buf (dired-buffers-for-dir (expand-file-name directory) | |
2254 | file)) | |
2255 | (with-current-buffer buf | |
2256 | (if (apply fun args) | |
2257 | (setq success-list (cons (buffer-name buf) success-list))))) | |
2258 | success-list)) | |
2259 | ||
c60ee5e7 | 2260 | ;; Delete the entry for FILE from |
bf989169 RS |
2261 | (defun dired-delete-entry (file) |
2262 | (save-excursion | |
2263 | (and (dired-goto-file file) | |
2264 | (let (buffer-read-only) | |
2265 | (delete-region (progn (beginning-of-line) (point)) | |
2266 | (save-excursion (forward-line 1) (point)))))) | |
2267 | (dired-clean-up-after-deletion file)) | |
2268 | ||
492d2437 RS |
2269 | ;; This is a separate function for the sake of dired-x.el. |
2270 | (defun dired-clean-up-after-deletion (fn) | |
2271 | ;; Clean up after a deleted file or directory FN. | |
7b2469ae RS |
2272 | (save-excursion (and (cdr dired-subdir-alist) |
2273 | (dired-goto-subdir fn) | |
492d2437 | 2274 | (dired-kill-subdir)))) |
83fadedf | 2275 | \f |
492d2437 RS |
2276 | ;; Confirmation |
2277 | ||
2278 | (defun dired-marker-regexp () | |
2279 | (concat "^" (regexp-quote (char-to-string dired-marker-char)))) | |
2280 | ||
2281 | (defun dired-plural-s (count) | |
2282 | (if (= 1 count) "" "s")) | |
2283 | ||
2284 | (defun dired-mark-prompt (arg files) | |
2285 | ;; Return a string for use in a prompt, either the current file | |
2286 | ;; name, or the marker and a count of marked files. | |
2287 | (let ((count (length files))) | |
2288 | (if (= count 1) | |
2289 | (car files) | |
2290 | ;; more than 1 file: | |
2291 | (if (integerp arg) | |
2292 | ;; abs(arg) = count | |
2293 | ;; Perhaps this is nicer, but it also takes more screen space: | |
2294 | ;;(format "[%s %d files]" (if (> arg 0) "next" "previous") | |
2295 | ;; count) | |
2296 | (format "[next %d files]" arg) | |
2297 | (format "%c [%d files]" dired-marker-char count))))) | |
2298 | ||
2299 | (defun dired-pop-to-buffer (buf) | |
2300 | ;; Pop up buffer BUF. | |
2301 | ;; If dired-shrink-to-fit is t, make its window fit its contents. | |
2302 | (if (not dired-shrink-to-fit) | |
2303 | (pop-to-buffer (get-buffer-create buf)) | |
2304 | ;; let window shrink to fit: | |
2305 | (let ((window (selected-window)) | |
2306 | target-lines w2) | |
54f03575 | 2307 | (cond ;; if split-height-threshold is enabled, use the largest window |
492d2437 RS |
2308 | ((and (> (window-height (setq w2 (get-largest-window))) |
2309 | split-height-threshold) | |
f98955ea | 2310 | (= (frame-width) (window-width w2))) |
492d2437 RS |
2311 | (setq window w2)) |
2312 | ;; if the least-recently-used window is big enough, use it | |
2313 | ((and (> (window-height (setq w2 (get-lru-window))) | |
2314 | (* 2 window-min-height)) | |
f98955ea | 2315 | (= (frame-width) (window-width w2))) |
492d2437 RS |
2316 | (setq window w2))) |
2317 | (save-excursion | |
2318 | (set-buffer buf) | |
2319 | (goto-char (point-max)) | |
2320 | (skip-chars-backward "\n\r\t ") | |
63ea14a5 RS |
2321 | (setq target-lines (count-lines (point-min) (point))) |
2322 | ;; Don't forget to count the last line. | |
2323 | (if (not (bolp)) | |
2324 | (setq target-lines (1+ target-lines)))) | |
492d2437 | 2325 | (if (<= (window-height window) (* 2 window-min-height)) |
f98955ea | 2326 | ;; At this point, every window on the frame is too small to split. |
492d2437 RS |
2327 | (setq w2 (display-buffer buf)) |
2328 | (setq w2 (split-window window | |
2329 | (max window-min-height | |
2330 | (- (window-height window) | |
2331 | (1+ (max window-min-height target-lines))))))) | |
2332 | (set-window-buffer w2 buf) | |
2333 | (if (< (1- (window-height w2)) target-lines) | |
2334 | (progn | |
2335 | (select-window w2) | |
2336 | (enlarge-window (- target-lines (1- (window-height w2)))))) | |
2337 | (set-window-start w2 1) | |
2338 | ))) | |
2339 | ||
2340 | (defvar dired-no-confirm nil | |
0347d069 SM |
2341 | "A list of symbols for commands dired should not confirm. |
2342 | Command symbols are `byte-compile', `chgrp', `chmod', `chown', `compress', | |
57654b8c JL |
2343 | `copy', `delete', `hardlink', `load', `move', `print', `shell', `symlink', |
2344 | `touch' and `uncompress'.") | |
492d2437 RS |
2345 | |
2346 | (defun dired-mark-pop-up (bufname op-symbol files function &rest args) | |
8421685f RS |
2347 | "Return FUNCTION's result on ARGS after showing which files are marked. |
2348 | Displays the file names in a buffer named BUFNAME; | |
2349 | nil gives \" *Marked Files*\". | |
2350 | This uses function `dired-pop-to-buffer' to do that. | |
2351 | ||
2352 | FUNCTION should not manipulate files, just read input | |
2353 | (an argument or confirmation). | |
89101e46 SM |
2354 | The window is not shown if there is just one file or |
2355 | OP-SYMBOL is a member of the list in `dired-no-confirm'. | |
2356 | FILES is the list of marked files." | |
492d2437 | 2357 | (or bufname (setq bufname " *Marked Files*")) |
0347d069 SM |
2358 | (if (or (eq dired-no-confirm t) |
2359 | (memq op-symbol dired-no-confirm) | |
492d2437 RS |
2360 | (= (length files) 1)) |
2361 | (apply function args) | |
89101e46 | 2362 | (with-current-buffer (get-buffer-create bufname) |
492d2437 | 2363 | (erase-buffer) |
a07e7c4a | 2364 | (dired-format-columns-of-files files) |
1a0b9ae6 EZ |
2365 | (remove-text-properties (point-min) (point-max) |
2366 | '(mouse-face nil help-echo nil))) | |
492d2437 RS |
2367 | (save-window-excursion |
2368 | (dired-pop-to-buffer bufname) | |
2369 | (apply function args)))) | |
2370 | ||
2371 | (defun dired-format-columns-of-files (files) | |
2372 | ;; Files should be in forward order for this loop. | |
2373 | ;; i.e., (car files) = first file in buffer. | |
2374 | ;; Returns the number of lines used. | |
2375 | (let* ((maxlen (+ 2 (apply 'max (mapcar 'length files)))) | |
2376 | (width (- (window-width (selected-window)) 2)) | |
2377 | (columns (max 1 (/ width maxlen))) | |
2378 | (nfiles (length files)) | |
2379 | (rows (+ (/ nfiles columns) | |
2380 | (if (zerop (% nfiles columns)) 0 1))) | |
2381 | (i 0) | |
2382 | (j 0)) | |
2383 | (setq files (nconc (copy-sequence files) ; fill up with empty fns | |
2384 | (make-list (- (* columns rows) nfiles) ""))) | |
2385 | (setcdr (nthcdr (1- (length files)) files) files) ; make circular | |
2386 | (while (< j rows) | |
2387 | (while (< i columns) | |
2388 | (indent-to (* i maxlen)) | |
2389 | (insert (car files)) | |
2390 | (setq files (nthcdr rows files) | |
2391 | i (1+ i))) | |
2392 | (insert "\n") | |
2393 | (setq i 0 | |
2394 | j (1+ j) | |
2395 | files (cdr files))) | |
2396 | rows)) | |
83fadedf | 2397 | \f |
492d2437 RS |
2398 | ;; Commands to mark or flag file(s) at or near current line. |
2399 | ||
2400 | (defun dired-repeat-over-lines (arg function) | |
2401 | ;; This version skips non-file lines. | |
cfe89c4f | 2402 | (let ((pos (make-marker))) |
492d2437 | 2403 | (beginning-of-line) |
cfe89c4f RS |
2404 | (while (and (> arg 0) (not (eobp))) |
2405 | (setq arg (1- arg)) | |
2406 | (beginning-of-line) | |
2407 | (while (and (not (eobp)) (dired-between-files)) (forward-line 1)) | |
2408 | (save-excursion | |
2409 | (forward-line 1) | |
2410 | (move-marker pos (1+ (point)))) | |
2411 | (save-excursion (funcall function)) | |
2412 | ;; Advance to the next line--actually, to the line that *was* next. | |
2413 | ;; (If FUNCTION inserted some new lines in between, skip them.) | |
2414 | (goto-char pos)) | |
2415 | (while (and (< arg 0) (not (bobp))) | |
2416 | (setq arg (1+ arg)) | |
2417 | (forward-line -1) | |
2418 | (while (and (not (bobp)) (dired-between-files)) (forward-line -1)) | |
2419 | (beginning-of-line) | |
2420 | (save-excursion (funcall function))) | |
2421 | (move-marker pos nil) | |
2422 | (dired-move-to-filename))) | |
492d2437 RS |
2423 | |
2424 | (defun dired-between-files () | |
8a372755 MB |
2425 | ;; This used to be a regexp match of the `total ...' line output by |
2426 | ;; ls, which is slightly faster, but that is not very robust; notably, | |
2427 | ;; it fails for non-english locales. | |
2428 | (save-excursion (not (dired-move-to-filename)))) | |
492d2437 RS |
2429 | |
2430 | (defun dired-next-marked-file (arg &optional wrap opoint) | |
2431 | "Move to the next marked file, wrapping around the end of the buffer." | |
2432 | (interactive "p\np") | |
2433 | (or opoint (setq opoint (point)));; return to where interactively started | |
2434 | (if (if (> arg 0) | |
2435 | (re-search-forward dired-re-mark nil t arg) | |
2436 | (beginning-of-line) | |
2437 | (re-search-backward dired-re-mark nil t (- arg))) | |
2438 | (dired-move-to-filename) | |
2439 | (if (null wrap) | |
2440 | (progn | |
2441 | (goto-char opoint) | |
2442 | (error "No next marked file")) | |
2443 | (message "(Wraparound for next marked file)") | |
2444 | (goto-char (if (> arg 0) (point-min) (point-max))) | |
2445 | (dired-next-marked-file arg nil opoint)))) | |
2446 | ||
2447 | (defun dired-prev-marked-file (arg &optional wrap) | |
2448 | "Move to the previous marked file, wrapping around the end of the buffer." | |
2449 | (interactive "p\np") | |
2450 | (dired-next-marked-file (- arg) wrap)) | |
2451 | ||
2452 | (defun dired-file-marker (file) | |
2453 | ;; Return FILE's marker, or nil if unmarked. | |
2454 | (save-excursion | |
2455 | (and (dired-goto-file file) | |
2456 | (progn | |
2457 | (beginning-of-line) | |
2458 | (if (not (equal ?\040 (following-char))) | |
2459 | (following-char)))))) | |
2460 | ||
2461 | (defun dired-mark-files-in-region (start end) | |
2462 | (let (buffer-read-only) | |
2463 | (if (> start end) | |
2464 | (error "start > end")) | |
2465 | (goto-char start) ; assumed at beginning of line | |
2466 | (while (< (point) end) | |
2467 | ;; Skip subdir line and following garbage like the `total' line: | |
2468 | (while (and (< (point) end) (dired-between-files)) | |
2469 | (forward-line 1)) | |
2470 | (if (and (not (looking-at dired-re-dot)) | |
2471 | (dired-get-filename nil t)) | |
2472 | (progn | |
2473 | (delete-char 1) | |
2474 | (insert dired-marker-char))) | |
2475 | (forward-line 1)))) | |
2476 | ||
2477 | (defun dired-mark (arg) | |
2478 | "Mark the current (or next ARG) files. | |
2479 | If on a subdir headerline, mark all its files except `.' and `..'. | |
2480 | ||
2481 | Use \\[dired-unmark-all-files] to remove all marks | |
2482 | and \\[dired-unmark] on a subdir to remove the marks in | |
2483 | this subdir." | |
2484 | (interactive "P") | |
277568f2 | 2485 | (if (dired-get-subdir) |
492d2437 RS |
2486 | (save-excursion (dired-mark-subdir-files)) |
2487 | (let (buffer-read-only) | |
2488 | (dired-repeat-over-lines | |
52041219 | 2489 | (prefix-numeric-value arg) |
492d2437 RS |
2490 | (function (lambda () (delete-char 1) (insert dired-marker-char))))))) |
2491 | ||
2492 | (defun dired-unmark (arg) | |
2493 | "Unmark the current (or next ARG) files. | |
2494 | If looking at a subdir, unmark all its files except `.' and `..'." | |
2495 | (interactive "P") | |
2496 | (let ((dired-marker-char ?\040)) | |
2497 | (dired-mark arg))) | |
2498 | ||
2499 | (defun dired-flag-file-deletion (arg) | |
68d2f12f | 2500 | "In Dired, flag the current line's file for deletion. |
492d2437 RS |
2501 | With prefix arg, repeat over several lines. |
2502 | ||
2503 | If on a subdir headerline, mark all its files except `.' and `..'." | |
2504 | (interactive "P") | |
2505 | (let ((dired-marker-char dired-del-marker)) | |
2506 | (dired-mark arg))) | |
2507 | ||
2508 | (defun dired-unmark-backward (arg) | |
68d2f12f | 2509 | "In Dired, move up lines and remove deletion flag there. |
492d2437 RS |
2510 | Optional prefix ARG says how many lines to unflag; default is one line." |
2511 | (interactive "p") | |
2512 | (dired-unmark (- arg))) | |
e5f0841e | 2513 | |
d588eb90 RS |
2514 | (defun dired-toggle-marks () |
2515 | "Toggle marks: marked files become unmarked, and vice versa. | |
e5f0841e KH |
2516 | Files marked with other flags (such as `D') are not affected. |
2517 | `.' and `..' are never toggled. | |
2518 | As always, hidden subdirs are not affected." | |
2519 | (interactive) | |
2520 | (save-excursion | |
2521 | (goto-char (point-min)) | |
2522 | (let (buffer-read-only) | |
2523 | (while (not (eobp)) | |
2524 | (or (dired-between-files) | |
2525 | (looking-at dired-re-dot) | |
2526 | ;; use subst instead of insdel because it does not move | |
2527 | ;; the gap and thus should be faster and because | |
2528 | ;; other characters are left alone automatically | |
2529 | (apply 'subst-char-in-region | |
2530 | (point) (1+ (point)) | |
2531 | (if (eq ?\040 (following-char)) ; SPC | |
2532 | (list ?\040 dired-marker-char) | |
2533 | (list dired-marker-char ?\040)))) | |
2534 | (forward-line 1))))) | |
83fadedf | 2535 | \f |
492d2437 RS |
2536 | ;;; Commands to mark or flag files based on their characteristics or names. |
2537 | ||
d2cadc4b RS |
2538 | (defvar dired-regexp-history nil |
2539 | "History list of regular expressions used in Dired commands.") | |
2540 | ||
2541 | (defun dired-read-regexp (prompt) | |
2542 | (read-from-minibuffer prompt nil nil nil 'dired-regexp-history)) | |
492d2437 RS |
2543 | |
2544 | (defun dired-mark-files-regexp (regexp &optional marker-char) | |
2545 | "Mark all files matching REGEXP for use in later commands. | |
2546 | A prefix argument means to unmark them instead. | |
2547 | `.' and `..' are never marked. | |
2548 | ||
2549 | REGEXP is an Emacs regexp, not a shell wildcard. Thus, use `\\.o$' for | |
2550 | object files--just `.o' will mark more than you might think." | |
2551 | (interactive | |
2552 | (list (dired-read-regexp (concat (if current-prefix-arg "Unmark" "Mark") | |
2553 | " files (regexp): ")) | |
2554 | (if current-prefix-arg ?\040))) | |
2555 | (let ((dired-marker-char (or marker-char dired-marker-char))) | |
2556 | (dired-mark-if | |
2557 | (and (not (looking-at dired-re-dot)) | |
2558 | (not (eolp)) ; empty line | |
2559 | (let ((fn (dired-get-filename nil t))) | |
2560 | (and fn (string-match regexp (file-name-nondirectory fn))))) | |
2561 | "matching file"))) | |
2562 | ||
e9b8e22d RS |
2563 | (defun dired-mark-files-containing-regexp (regexp &optional marker-char) |
2564 | "Mark all files with contents containing REGEXP for use in later commands. | |
2565 | A prefix argument means to unmark them instead. | |
2566 | `.' and `..' are never marked." | |
2567 | (interactive | |
2568 | (list (dired-read-regexp (concat (if current-prefix-arg "Unmark" "Mark") | |
2569 | " files containing (regexp): ")) | |
2570 | (if current-prefix-arg ?\040))) | |
2571 | (let ((dired-marker-char (or marker-char dired-marker-char))) | |
2572 | (dired-mark-if | |
2573 | (and (not (looking-at dired-re-dot)) | |
2574 | (not (eolp)) ; empty line | |
2575 | (let ((fn (dired-get-filename nil t))) | |
05a40373 KH |
2576 | (when (and fn (file-readable-p fn) |
2577 | (not (file-directory-p fn))) | |
2578 | (let ((prebuf (get-file-buffer fn))) | |
2579 | (message "Checking %s" fn) | |
2580 | ;; For now we do it inside emacs | |
2581 | ;; Grep might be better if there are a lot of files | |
2582 | (if prebuf | |
2583 | (with-current-buffer prebuf | |
2584 | (save-excursion | |
2585 | (goto-char (point-min)) | |
2586 | (re-search-forward regexp nil t))) | |
2587 | (with-temp-buffer | |
2588 | (insert-file-contents fn) | |
2589 | (goto-char (point-min)) | |
2590 | (re-search-forward regexp nil t)))) | |
0b2bb4d0 | 2591 | ))) |
e9b8e22d RS |
2592 | "matching file"))) |
2593 | ||
492d2437 | 2594 | (defun dired-flag-files-regexp (regexp) |
68d2f12f | 2595 | "In Dired, flag all files containing the specified REGEXP for deletion. |
492d2437 RS |
2596 | The match is against the non-directory part of the filename. Use `^' |
2597 | and `$' to anchor matches. Exclude subdirs by hiding them. | |
2598 | `.' and `..' are never flagged." | |
2599 | (interactive (list (dired-read-regexp "Flag for deletion (regexp): "))) | |
2600 | (dired-mark-files-regexp regexp dired-del-marker)) | |
2601 | ||
2602 | (defun dired-mark-symlinks (unflag-p) | |
2603 | "Mark all symbolic links. | |
2604 | With prefix argument, unflag all those files." | |
2605 | (interactive "P") | |
2606 | (let ((dired-marker-char (if unflag-p ?\040 dired-marker-char))) | |
2607 | (dired-mark-if (looking-at dired-re-sym) "symbolic link"))) | |
2608 | ||
2609 | (defun dired-mark-directories (unflag-p) | |
2610 | "Mark all directory file lines except `.' and `..'. | |
2611 | With prefix argument, unflag all those files." | |
2612 | (interactive "P") | |
2613 | (let ((dired-marker-char (if unflag-p ?\040 dired-marker-char))) | |
2614 | (dired-mark-if (and (looking-at dired-re-dir) | |
2615 | (not (looking-at dired-re-dot))) | |
2616 | "directory file"))) | |
2617 | ||
2618 | (defun dired-mark-executables (unflag-p) | |
2619 | "Mark all executable files. | |
2620 | With prefix argument, unflag all those files." | |
2621 | (interactive "P") | |
2622 | (let ((dired-marker-char (if unflag-p ?\040 dired-marker-char))) | |
2623 | (dired-mark-if (looking-at dired-re-exe) "executable file"))) | |
2624 | ||
2625 | ;; dired-x.el has a dired-mark-sexp interactive command: mark | |
2626 | ;; files for which PREDICATE returns non-nil. | |
2627 | ||
2628 | (defun dired-flag-auto-save-files (&optional unflag-p) | |
84fc2cfa ER |
2629 | "Flag for deletion files whose names suggest they are auto save files. |
2630 | A prefix argument says to unflag those files instead." | |
2631 | (interactive "P") | |
492d2437 RS |
2632 | (let ((dired-marker-char (if unflag-p ?\040 dired-del-marker))) |
2633 | (dired-mark-if | |
2a838614 | 2634 | ;; It is less than general to check for # here, |
a91526b9 RS |
2635 | ;; but it's the only way this runs fast enough. |
2636 | (and (save-excursion (end-of-line) | |
536ae2dd RS |
2637 | (or |
2638 | (eq (preceding-char) ?#) | |
2639 | ;; Handle executables in case of -F option. | |
2640 | ;; We need not worry about the other kinds | |
2641 | ;; of markings that -F makes, since they won't | |
2642 | ;; appear on real auto-save files. | |
2643 | (if (eq (preceding-char) ?*) | |
2644 | (progn | |
2645 | (forward-char -1) | |
2646 | (eq (preceding-char) ?#))))) | |
a91526b9 RS |
2647 | (not (looking-at dired-re-dir)) |
2648 | (let ((fn (dired-get-filename t t))) | |
2649 | (if fn (auto-save-file-name-p | |
2650 | (file-name-nondirectory fn))))) | |
2651 | "auto save file"))) | |
492d2437 | 2652 | |
d7aed37c | 2653 | (defcustom dired-garbage-files-regexp |
6736ab5a | 2654 | ;; `log' here is dubious, since it's typically used for useful log |
d7aed37c | 2655 | ;; files, not just TeX stuff. -- fx |
d4aeef3b KG |
2656 | (concat (regexp-opt |
2657 | '(".log" ".toc" ".dvi" ".bak" ".orig" ".rej" ".aux")) | |
c60ee5e7 | 2658 | "\\'") |
d7aed37c SM |
2659 | "Regular expression to match \"garbage\" files for `dired-flag-garbage-files'." |
2660 | :type 'regexp | |
2661 | :group 'dired) | |
84d3f6e8 RS |
2662 | |
2663 | (defun dired-flag-garbage-files () | |
84d3f6e8 | 2664 | "Flag for deletion all files that match `dired-garbage-files-regexp'." |
f656ec48 | 2665 | (interactive) |
84d3f6e8 RS |
2666 | (dired-flag-files-regexp dired-garbage-files-regexp)) |
2667 | ||
492d2437 RS |
2668 | (defun dired-flag-backup-files (&optional unflag-p) |
2669 | "Flag all backup files (names ending with `~') for deletion. | |
2670 | With prefix argument, unflag these files." | |
2671 | (interactive "P") | |
fdee13ec | 2672 | (let ((dired-marker-char (if unflag-p ?\ dired-del-marker))) |
492d2437 | 2673 | (dired-mark-if |
f13101e9 KH |
2674 | ;; Don't call backup-file-name-p unless the last character looks like |
2675 | ;; it might be the end of a backup file name. This isn't very general, | |
a91526b9 RS |
2676 | ;; but it's the only way this runs fast enough. |
2677 | (and (save-excursion (end-of-line) | |
f13101e9 KH |
2678 | ;; Handle executables in case of -F option. |
2679 | ;; We need not worry about the other kinds | |
2680 | ;; of markings that -F makes, since they won't | |
2681 | ;; appear on real backup files. | |
2682 | (if (eq (preceding-char) ?*) | |
2683 | (forward-char -1)) | |
fdee13ec | 2684 | (eq (preceding-char) ?~)) |
a91526b9 | 2685 | (not (looking-at dired-re-dir)) |
492d2437 RS |
2686 | (let ((fn (dired-get-filename t t))) |
2687 | (if fn (backup-file-name-p fn)))) | |
2688 | "backup file"))) | |
2689 | ||
6482fcac RS |
2690 | (defun dired-change-marks (&optional old new) |
2691 | "Change all OLD marks to NEW marks. | |
2692 | OLD and NEW are both characters used to mark files." | |
2693 | (interactive | |
2694 | (let* ((cursor-in-echo-area t) | |
2695 | (old (progn (message "Change (old mark): ") (read-char))) | |
2696 | (new (progn (message "Change %c marks to (new mark): " old) | |
2697 | (read-char)))) | |
2698 | (list old new))) | |
e4e02841 RS |
2699 | (if (or (eq old ?\r) (eq new ?\r)) |
2700 | (ding) | |
2701 | (let ((string (format "\n%c" old)) | |
2702 | (buffer-read-only)) | |
2703 | (save-excursion | |
2704 | (goto-char (point-min)) | |
2705 | (while (search-forward string nil t) | |
a15a76f7 RS |
2706 | (if (if (= old ?\ ) |
2707 | (save-match-data | |
2708 | (dired-get-filename 'no-dir t)) | |
2709 | t) | |
2710 | (subst-char-in-region (match-beginning 0) | |
2711 | (match-end 0) old new))))))) | |
6482fcac | 2712 | |
534a6edf | 2713 | (defun dired-unmark-all-marks () |
b1ecd9c6 RS |
2714 | "Remove all marks from all files in the Dired buffer." |
2715 | (interactive) | |
2716 | (dired-unmark-all-files ?\r)) | |
2717 | ||
8b87a301 | 2718 | (defun dired-unmark-all-files (mark &optional arg) |
b602ba2f | 2719 | "Remove a specific mark (or any mark) from every file. |
c60ee5e7 | 2720 | After this command, type the mark character to remove, |
b602ba2f | 2721 | or type RET to remove all marks. |
3585916f | 2722 | With prefix arg, query for each marked file. |
492d2437 | 2723 | Type \\[help-command] at that time for help." |
b602ba2f RS |
2724 | (interactive "cRemove marks (RET means all): \nP") |
2725 | (save-excursion | |
2726 | (let* ((count 0) | |
2727 | buffer-read-only case-fold-search query | |
2728 | (string (format "\n%c" mark)) | |
2729 | (help-form "\ | |
8b87a301 RS |
2730 | Type SPC or `y' to unmark one file, DEL or `n' to skip to next, |
2731 | `!' to unmark all remaining files with no more questions.")) | |
b602ba2f RS |
2732 | (goto-char (point-min)) |
2733 | (while (if (eq mark ?\r) | |
2734 | (re-search-forward dired-re-mark nil t) | |
2735 | (search-forward string nil t)) | |
2736 | (if (or (not arg) | |
e9407052 RS |
2737 | (let ((file (dired-get-filename t t))) |
2738 | (and file | |
2739 | (dired-query 'query "Unmark file `%s'? " | |
2740 | file)))) | |
b602ba2f RS |
2741 | (progn (subst-char-in-region (1- (point)) (point) |
2742 | (preceding-char) ?\ ) | |
2743 | (setq count (1+ count))))) | |
2744 | (message (if (= count 1) "1 mark removed" | |
2745 | "%d marks removed") | |
2746 | count)))) | |
83fadedf | 2747 | \f |
492d2437 | 2748 | ;; Logging failures operating on files, and showing the results. |
84fc2cfa | 2749 | |
492d2437 | 2750 | (defvar dired-log-buffer "*Dired log*") |
84fc2cfa | 2751 | |
492d2437 RS |
2752 | (defun dired-why () |
2753 | "Pop up a buffer with error log output from Dired. | |
2754 | A group of errors from a single command ends with a formfeed. | |
2755 | Thus, use \\[backward-page] to find the beginning of a group of errors." | |
2756 | (interactive) | |
2757 | (if (get-buffer dired-log-buffer) | |
2758 | (let ((owindow (selected-window)) | |
2759 | (window (display-buffer (get-buffer dired-log-buffer)))) | |
2760 | (unwind-protect | |
6482fcac | 2761 | (progn |
492d2437 RS |
2762 | (select-window window) |
2763 | (goto-char (point-max)) | |
0b7bc76f RS |
2764 | (forward-line -1) |
2765 | (backward-page 1) | |
2766 | (recenter 0)) | |
492d2437 RS |
2767 | (select-window owindow))))) |
2768 | ||
2769 | (defun dired-log (log &rest args) | |
2770 | ;; Log a message or the contents of a buffer. | |
2771 | ;; If LOG is a string and there are more args, it is formatted with | |
2772 | ;; those ARGS. Usually the LOG string ends with a \n. | |
c60ee5e7 | 2773 | ;; End each bunch of errors with (dired-log t): |
0b7bc76f RS |
2774 | ;; this inserts the current time and buffer at the start of the page, |
2775 | ;; and \f (formfeed) at the end. | |
492d2437 | 2776 | (let ((obuf (current-buffer))) |
0b7bc76f RS |
2777 | (with-current-buffer (get-buffer-create dired-log-buffer) |
2778 | (goto-char (point-max)) | |
2779 | (let ((inhibit-read-only t)) | |
2780 | (cond ((stringp log) | |
2781 | (insert (if args | |
2782 | (apply (function format) log args) | |
2783 | log))) | |
2784 | ((bufferp log) | |
2785 | (insert-buffer log)) | |
2786 | ((eq t log) | |
2787 | (backward-page 1) | |
2788 | (unless (bolp) | |
2789 | (insert "\n")) | |
2790 | (insert (current-time-string) | |
2791 | "\tBuffer `" (buffer-name obuf) "'\n") | |
2792 | (goto-char (point-max)) | |
2793 | (insert "\f\n"))))))) | |
492d2437 RS |
2794 | |
2795 | (defun dired-log-summary (string failures) | |
0b7bc76f RS |
2796 | (if (= (length failures) 1) |
2797 | (message "%s" | |
2798 | (with-current-buffer dired-log-buffer | |
2799 | (goto-char (point-max)) | |
2800 | (backward-page 1) | |
2801 | (if (eolp) (forward-line 1)) | |
2802 | (buffer-substring (point) (point-max)))) | |
2803 | (message (if failures "%s--type ? for details (%s)" | |
2804 | "%s--type ? for details") | |
2805 | string failures)) | |
492d2437 | 2806 | ;; Log a summary describing a bunch of errors. |
0b7bc76f | 2807 | (dired-log (concat "\n" string "\n")) |
492d2437 | 2808 | (dired-log t)) |
83fadedf | 2809 | \f |
492d2437 RS |
2810 | ;;; Sorting |
2811 | ||
2812 | ;; Most ls can only sort by name or by date (with -t), nothing else. | |
2813 | ;; GNU ls sorts on size with -S, on extension with -X, and unsorted with -U. | |
2814 | ;; So anything that does not contain these is sort "by name". | |
2815 | ||
2816 | (defvar dired-ls-sorting-switches "SXU" | |
cfc8b264 EZ |
2817 | "String of `ls' switches \(single letters\) except `t' that influence sorting. |
2818 | ||
2819 | This indicates to Dired which option switches to watch out for because they | |
2820 | will change the sorting order behavior of `ls'. | |
2821 | ||
2822 | To change the default sorting order \(e.g. add a `-v' option\), see the | |
2823 | variable `dired-listing-switches'. To temporarily override the listing | |
2824 | format, use `\\[universal-argument] \\[dired]'.") | |
492d2437 RS |
2825 | |
2826 | (defvar dired-sort-by-date-regexp | |
2827 | (concat "^-[^" dired-ls-sorting-switches | |
2828 | "]*t[^" dired-ls-sorting-switches "]*$") | |
2829 | "Regexp recognized by dired to set `by date' mode.") | |
2830 | ||
2831 | (defvar dired-sort-by-name-regexp | |
2832 | (concat "^-[^t" dired-ls-sorting-switches "]+$") | |
2833 | "Regexp recognized by dired to set `by name' mode.") | |
2834 | ||
23fc67ea RS |
2835 | (defvar dired-sort-inhibit nil |
2836 | "Non-nil means the Dired sort command is disabled. | |
2837 | The idea is to set this buffer-locally in special Dired buffers.") | |
2838 | ||
492d2437 RS |
2839 | (defun dired-sort-set-modeline () |
2840 | ;; Set modeline display according to dired-actual-switches. | |
2841 | ;; Modeline display of "by name" or "by date" guarantees the user a | |
2842 | ;; match with the corresponding regexps. Non-matching switches are | |
2843 | ;; shown literally. | |
1d673d85 | 2844 | (setq mode-name |
492d2437 RS |
2845 | (let (case-fold-search) |
2846 | (cond ((string-match dired-sort-by-name-regexp dired-actual-switches) | |
1d673d85 | 2847 | "Dired by name") |
492d2437 | 2848 | ((string-match dired-sort-by-date-regexp dired-actual-switches) |
1d673d85 | 2849 | "Dired by date") |
492d2437 | 2850 | (t |
1d673d85 | 2851 | (concat "Dired " dired-actual-switches))))) |
45d8d39f | 2852 | (force-mode-line-update)) |
492d2437 RS |
2853 | |
2854 | (defun dired-sort-toggle-or-edit (&optional arg) | |
2855 | "Toggle between sort by date/name and refresh the dired buffer. | |
2856 | With a prefix argument you can edit the current listing switches instead." | |
84fc2cfa | 2857 | (interactive "P") |
23fc67ea RS |
2858 | (when dired-sort-inhibit |
2859 | (error "Cannot sort this Dired buffer")) | |
492d2437 RS |
2860 | (if arg |
2861 | (dired-sort-other | |
2862 | (read-string "ls switches (must contain -l): " dired-actual-switches)) | |
2863 | (dired-sort-toggle))) | |
2864 | ||
2865 | (defun dired-sort-toggle () | |
2866 | ;; Toggle between sort by date/name. Reverts the buffer. | |
2867 | (setq dired-actual-switches | |
2868 | (let (case-fold-search) | |
7820b28f RS |
2869 | (if (string-match " " dired-actual-switches) |
2870 | ;; New toggle scheme: add/remove a trailing " -t" | |
2871 | (if (string-match " -t\\'" dired-actual-switches) | |
2b2059d8 | 2872 | (substring dired-actual-switches 0 (match-beginning 0)) |
7820b28f RS |
2873 | (concat dired-actual-switches " -t")) |
2874 | ;; old toggle scheme: look for some 't' switch and add/remove it | |
2875 | (concat | |
2876 | "-l" | |
83fadedf DL |
2877 | (dired-replace-in-string (concat "[-lt" |
2878 | dired-ls-sorting-switches "]") | |
2879 | "" | |
2880 | dired-actual-switches) | |
7820b28f RS |
2881 | (if (string-match (concat "[t" dired-ls-sorting-switches "]") |
2882 | dired-actual-switches) | |
2883 | "" | |
2884 | "t"))))) | |
492d2437 RS |
2885 | (dired-sort-set-modeline) |
2886 | (revert-buffer)) | |
2887 | ||
83fadedf | 2888 | ;; Some user code loads dired especially for this. |
879fa8d0 | 2889 | ;; Don't do that--use replace-regexp-in-string instead. |
83fadedf DL |
2890 | (defun dired-replace-in-string (regexp newtext string) |
2891 | ;; Replace REGEXP with NEWTEXT everywhere in STRING and return result. | |
2892 | ;; NEWTEXT is taken literally---no \\DIGIT escapes will be recognized. | |
2893 | (let ((result "") (start 0) mb me) | |
2894 | (while (string-match regexp string start) | |
2895 | (setq mb (match-beginning 0) | |
2896 | me (match-end 0) | |
2897 | result (concat result (substring string start mb) newtext) | |
2898 | start me)) | |
2899 | (concat result (substring string start)))) | |
2900 | ||
492d2437 | 2901 | (defun dired-sort-other (switches &optional no-revert) |
ff3d76aa SM |
2902 | "Specify new ls SWITCHES for current dired buffer. |
2903 | Values matching `dired-sort-by-date-regexp' or `dired-sort-by-name-regexp' | |
2904 | set the minor mode accordingly, others appear literally in the mode line. | |
2905 | With optional second arg NO-REVERT, don't refresh the listing afterwards." | |
e17dba1f | 2906 | (dired-sort-R-check switches) |
492d2437 | 2907 | (setq dired-actual-switches switches) |
6cfd24f9 | 2908 | (if (eq major-mode 'dired-mode) (dired-sort-set-modeline)) |
492d2437 | 2909 | (or no-revert (revert-buffer))) |
e17dba1f GM |
2910 | |
2911 | (make-variable-buffer-local | |
2912 | (defvar dired-subdir-alist-pre-R nil | |
2913 | "Value of `dired-subdir-alist' before -R switch added.")) | |
2914 | ||
2915 | (defun dired-sort-R-check (switches) | |
2916 | "Additional processing of -R in ls option string SWITCHES. | |
2917 | Saves `dired-subdir-alist' when R is set and restores saved value | |
2918 | minus any directories explicitly deleted when R is cleared. | |
2919 | To be called first in body of `dired-sort-other', etc." | |
2920 | (cond | |
2921 | ((and (string-match "R" switches) | |
2922 | (not (string-match "R" dired-actual-switches))) | |
2923 | ;; Adding -R to ls switches -- save `dired-subdir-alist': | |
2924 | (setq dired-subdir-alist-pre-R dired-subdir-alist)) | |
2925 | ((and (string-match "R" dired-actual-switches) | |
2926 | (not (string-match "R" switches))) | |
2927 | ;; Deleting -R from ls switches -- revert to pre-R subdirs | |
2928 | ;; that are still present: | |
2929 | (setq dired-subdir-alist | |
2930 | (if dired-subdir-alist-pre-R | |
2931 | (let (subdirs) | |
2932 | (while dired-subdir-alist-pre-R | |
2933 | (if (assoc (caar dired-subdir-alist-pre-R) | |
2934 | dired-subdir-alist) | |
2935 | ;; subdir still present... | |
2936 | (setq subdirs | |
2937 | (cons (car dired-subdir-alist-pre-R) | |
2938 | subdirs))) | |
2939 | (setq dired-subdir-alist-pre-R | |
2940 | (cdr dired-subdir-alist-pre-R))) | |
2941 | (reverse subdirs)) | |
2942 | ;; No pre-R subdir alist, so revert to main directory | |
2943 | ;; listing: | |
2944 | (list (car (reverse dired-subdir-alist)))))))) | |
83fadedf | 2945 | \f |
492d2437 RS |
2946 | ;; To make this file smaller, the less common commands |
2947 | ;; go in a separate file. But autoload them here | |
2948 | ;; to make the separation invisible. | |
2949 | ||
2950 | (autoload 'dired-diff "dired-aux" | |
2951 | "Compare file at point with file FILE using `diff'. | |
a1af8dcf EZ |
2952 | FILE defaults to the file at the mark. (That's the mark set by |
2953 | \\[set-mark-command], not by Dired's \\[dired-mark] command.) | |
ab67260b | 2954 | The prompted-for file is the first file given to `diff'." |
492d2437 RS |
2955 | t) |
2956 | ||
2957 | (autoload 'dired-backup-diff "dired-aux" | |
2958 | "Diff this file with its backup file or vice versa. | |
2959 | Uses the latest backup, if there are several numerical backups. | |
2960 | If this file is a backup, diff it with its original. | |
ab67260b | 2961 | The backup file is the first file given to `diff'." |
492d2437 RS |
2962 | t) |
2963 | ||
2d051399 RS |
2964 | (autoload 'dired-clean-directory "dired-aux" |
2965 | "Flag numerical backups for deletion. | |
2966 | Spares `dired-kept-versions' latest versions, and `kept-old-versions' oldest. | |
2967 | Positive prefix arg KEEP overrides `dired-kept-versions'; | |
2968 | Negative prefix arg KEEP overrides `kept-old-versions' with KEEP made positive. | |
2969 | ||
2970 | To clear the flags on these files, you can use \\[dired-flag-backup-files] | |
2971 | with a prefix argument." | |
2972 | t) | |
2973 | ||
492d2437 RS |
2974 | (autoload 'dired-do-chmod "dired-aux" |
2975 | "Change the mode of the marked (or next ARG) files. | |
2976 | This calls chmod, thus symbolic modes like `g+w' are allowed." | |
2977 | t) | |
2978 | ||
2979 | (autoload 'dired-do-chgrp "dired-aux" | |
2980 | "Change the group of the marked (or next ARG) files." | |
2981 | t) | |
2982 | ||
2983 | (autoload 'dired-do-chown "dired-aux" | |
2984 | "Change the owner of the marked (or next ARG) files." | |
2985 | t) | |
2986 | ||
57654b8c JL |
2987 | (autoload 'dired-do-touch "dired-aux" |
2988 | "Change the timestamp of the marked (or next ARG) files." | |
2989 | t) | |
2990 | ||
492d2437 RS |
2991 | (autoload 'dired-do-print "dired-aux" |
2992 | "Print the marked (or next ARG) files. | |
2993 | Uses the shell command coming from variables `lpr-command' and | |
2994 | `lpr-switches' as default." | |
2995 | t) | |
2996 | ||
2997 | (autoload 'dired-do-shell-command "dired-aux" | |
6482fcac RS |
2998 | "Run a shell command COMMAND on the marked files. |
2999 | If no files are marked or a specific numeric prefix arg is given, | |
3000 | the next ARG files are used. Just \\[universal-argument] means the current file. | |
3001 | The prompt mentions the file(s) or the marker, as appropriate. | |
3002 | ||
8462b390 RS |
3003 | If there is a `*' in COMMAND, surrounded by whitespace, this runs |
3004 | COMMAND just once with the entire file list substituted there. | |
6482fcac | 3005 | |
8462b390 RS |
3006 | If there is no `*', but there is a `?' in COMMAND, surrounded by |
3007 | whitespace, this runs COMMAND on each file individually with the | |
3008 | file name substituted for `?'. | |
492d2437 | 3009 | |
8462b390 RS |
3010 | Otherwise, this runs COMMAND on each file individually with the |
3011 | file name added at the end of COMMAND (separated by a space). | |
492d2437 | 3012 | |
8462b390 RS |
3013 | `*' and `?' when not surrounded by whitespace have no special |
3014 | significance for `dired-do-shell-command', and are passed through | |
3015 | normally to the shell, but you must confirm first. To pass `*' by | |
3016 | itself to the shell as a wildcard, type `*\"\"'. | |
3017 | ||
3018 | If COMMAND produces output, it goes to a separate buffer. | |
3019 | ||
3020 | This feature does not try to redisplay Dired buffers afterward, as | |
3021 | there's no telling what files COMMAND may have changed. | |
3022 | Type \\[dired-do-redisplay] to redisplay the marked files. | |
3023 | ||
3024 | When COMMAND runs, its working directory is the top-level directory of | |
3025 | the Dired buffer, so output files usually are created there instead of | |
3026 | in a subdir. | |
3027 | ||
3028 | In a noninteractive call (from Lisp code), you must specify | |
3029 | the list of file names explicitly with the FILE-LIST argument." | |
492d2437 RS |
3030 | t) |
3031 | ||
492d2437 RS |
3032 | (autoload 'dired-do-kill-lines "dired-aux" |
3033 | "Kill all marked lines (not the files). | |
3034 | With a prefix arg, kill all lines not marked or flagged." | |
3035 | t) | |
3036 | ||
3037 | (autoload 'dired-do-compress "dired-aux" | |
3038 | "Compress or uncompress marked (or next ARG) files." | |
3039 | t) | |
3040 | ||
3041 | (autoload 'dired-do-byte-compile "dired-aux" | |
3042 | "Byte compile marked (or next ARG) Emacs Lisp files." | |
3043 | t) | |
3044 | ||
3045 | (autoload 'dired-do-load "dired-aux" | |
3046 | "Load the marked (or next ARG) Emacs Lisp files." | |
3047 | t) | |
3048 | ||
3049 | (autoload 'dired-do-redisplay "dired-aux" | |
3050 | "Redisplay all marked (or next ARG) files. | |
3051 | If on a subdir line, redisplay that subdirectory. In that case, | |
3052 | a prefix arg lets you edit the `ls' switches used for the new listing." | |
3053 | t) | |
3054 | ||
492d2437 | 3055 | (autoload 'dired-create-directory "dired-aux" |
84fc2cfa | 3056 | "Create a directory called DIRECTORY." |
492d2437 | 3057 | t) |
84fc2cfa | 3058 | |
492d2437 RS |
3059 | (autoload 'dired-do-copy "dired-aux" |
3060 | "Copy all marked (or next ARG) files, or copy the current file. | |
3061 | Thus, a zero prefix argument copies nothing. But it toggles the | |
3062 | variable `dired-copy-preserve-time' (which see)." | |
3063 | t) | |
3064 | ||
3065 | (autoload 'dired-do-symlink "dired-aux" | |
3066 | "Make symbolic links to current file or all marked (or next ARG) files. | |
3067 | When operating on just the current file, you specify the new name. | |
3068 | When operating on multiple or marked files, you specify a directory | |
3069 | and new symbolic links are made in that directory | |
3070 | with the same names that the files currently have." | |
3071 | t) | |
3072 | ||
3073 | (autoload 'dired-do-hardlink "dired-aux" | |
3074 | "Add names (hard links) current file or all marked (or next ARG) files. | |
3075 | When operating on just the current file, you specify the new name. | |
3076 | When operating on multiple or marked files, you specify a directory | |
3077 | and new hard links are made in that directory | |
3078 | with the same names that the files currently have." | |
3079 | t) | |
3080 | ||
3081 | (autoload 'dired-do-rename "dired-aux" | |
3082 | "Rename current file or all marked (or next ARG) files. | |
3083 | When renaming just the current file, you specify the new name. | |
3084 | When renaming multiple or marked files, you specify a directory." | |
3085 | t) | |
3086 | ||
3087 | (autoload 'dired-do-rename-regexp "dired-aux" | |
3088 | "Rename marked files containing REGEXP to NEWNAME. | |
3089 | As each match is found, the user must type a character saying | |
3090 | what to do with it. For directions, type \\[help-command] at that time. | |
3091 | NEWNAME may contain \\=\\<n> or \\& as in `query-replace-regexp'. | |
3092 | REGEXP defaults to the last regexp used. | |
470fa6d1 KS |
3093 | With a zero prefix arg, renaming by regexp affects the full file name; |
3094 | usually only the non-directory part of file names is used and changed." | |
492d2437 RS |
3095 | t) |
3096 | ||
3097 | (autoload 'dired-do-copy-regexp "dired-aux" | |
3098 | "Copy all marked files containing REGEXP to NEWNAME. | |
99c364e4 | 3099 | See function `dired-do-rename-regexp' for more info." |
492d2437 RS |
3100 | t) |
3101 | ||
3102 | (autoload 'dired-do-hardlink-regexp "dired-aux" | |
3103 | "Hardlink all marked files containing REGEXP to NEWNAME. | |
99c364e4 | 3104 | See function `dired-do-rename-regexp' for more info." |
492d2437 RS |
3105 | t) |
3106 | ||
3107 | (autoload 'dired-do-symlink-regexp "dired-aux" | |
3108 | "Symlink all marked files containing REGEXP to NEWNAME. | |
99c364e4 | 3109 | See function `dired-do-rename-regexp' for more info." |
492d2437 RS |
3110 | t) |
3111 | ||
3112 | (autoload 'dired-upcase "dired-aux" | |
3113 | "Rename all marked (or next ARG) files to upper case." | |
3114 | t) | |
3115 | ||
3116 | (autoload 'dired-downcase "dired-aux" | |
3117 | "Rename all marked (or next ARG) files to lower case." | |
3118 | t) | |
3119 | ||
3120 | (autoload 'dired-maybe-insert-subdir "dired-aux" | |
3121 | "Insert this subdirectory into the same dired buffer. | |
3122 | If it is already present, just move to it (type \\[dired-do-redisplay] to refresh), | |
3123 | else inserts it at its natural place (as `ls -lR' would have done). | |
3124 | With a prefix arg, you may edit the ls switches used for this listing. | |
3125 | You can add `R' to the switches to expand the whole tree starting at | |
3126 | this subdirectory. | |
3127 | This function takes some pains to conform to `ls -lR' output." | |
3128 | t) | |
3129 | ||
3130 | (autoload 'dired-next-subdir "dired-aux" | |
3131 | "Go to next subdirectory, regardless of level." | |
3132 | t) | |
3133 | ||
3134 | (autoload 'dired-prev-subdir "dired-aux" | |
3135 | "Go to previous subdirectory, regardless of level. | |
3136 | When called interactively and not on a subdir line, go to this subdir's line." | |
3137 | t) | |
3138 | ||
3139 | (autoload 'dired-goto-subdir "dired-aux" | |
3140 | "Go to end of header line of DIR in this dired buffer. | |
3141 | Return value of point on success, otherwise return nil. | |
3142 | The next char is either \\n, or \\r if DIR is hidden." | |
3143 | t) | |
3144 | ||
3145 | (autoload 'dired-mark-subdir-files "dired-aux" | |
3146 | "Mark all files except `.' and `..'." | |
3147 | t) | |
3148 | ||
3149 | (autoload 'dired-kill-subdir "dired-aux" | |
3150 | "Remove all lines of current subdirectory. | |
3151 | Lower levels are unaffected." | |
3152 | t) | |
3153 | ||
3154 | (autoload 'dired-tree-up "dired-aux" | |
3155 | "Go up ARG levels in the dired tree." | |
3156 | t) | |
3157 | ||
3158 | (autoload 'dired-tree-down "dired-aux" | |
3159 | "Go down in the dired tree." | |
3160 | t) | |
3161 | ||
3162 | (autoload 'dired-hide-subdir "dired-aux" | |
3163 | "Hide or unhide the current subdirectory and move to next directory. | |
3164 | Optional prefix arg is a repeat factor. | |
3165 | Use \\[dired-hide-all] to (un)hide all directories." | |
3166 | t) | |
3167 | ||
3168 | (autoload 'dired-hide-all "dired-aux" | |
3169 | "Hide all subdirectories, leaving only their header lines. | |
3170 | If there is already something hidden, make everything visible again. | |
3171 | Use \\[dired-hide-subdir] to (un)hide a particular subdirectory." | |
3172 | t) | |
f01fd03b MB |
3173 | |
3174 | (autoload 'dired-show-file-type "dired-aux" | |
3175 | "Print the type of FILE, according to the `file' command. | |
3176 | If FILE is a symbolic link and the optional argument DEREF-SYMLINKS is | |
c60ee5e7 | 3177 | true then the type of the file linked to by FILE is printed instead." |
f01fd03b | 3178 | t) |
b70ebe37 RS |
3179 | |
3180 | (autoload 'dired-run-shell-command "dired-aux") | |
2aaa7f0a RS |
3181 | |
3182 | (autoload 'dired-query "dired-aux") | |
83fadedf | 3183 | \f |
133aad74 JD |
3184 | |
3185 | ;;;; Drag and drop support | |
3186 | ||
3187 | (defun dired-dnd-test-function (window action types) | |
3188 | "The test function for drag and drop into dired buffers. | |
3189 | WINDOW is where the mouse is when this function is called. It may be a frame | |
3190 | if the mouse is over the menu bar, scroll bar or tool bar. | |
3191 | ACTION is the suggested action from the source, and TYPES are the | |
3192 | types the drop data can have. This function only accepts drops with | |
3193 | types in `x-dnd-known-types'. It returns the action suggested by the source." | |
3194 | (let ((type (x-dnd-choose-type types))) | |
3195 | (if type | |
3196 | (cons action type) | |
3197 | nil))) | |
3198 | ||
3199 | (defun dired-dnd-popup-notice () | |
3200 | (x-popup-dialog | |
3201 | t | |
3202 | '("Recursive copies not enabled.\nSee variable dired-recursive-copies." | |
3203 | ("Ok" . nil)))) | |
3204 | ||
3205 | ||
3206 | (defun dired-dnd-do-ask-action (uri) | |
3207 | ;; No need to get actions and descriptions from the source, | |
3208 | ;; we only have three actions anyway. | |
3209 | (let ((action (x-popup-menu | |
3210 | t | |
3211 | (list "What action?" | |
3212 | (cons "" | |
3213 | '(("Copy here" . copy) | |
3214 | ("Move here" . move) | |
3215 | ("Link here" . link) | |
3216 | "--" | |
3217 | ("Cancel" . nil))))))) | |
3218 | (if action | |
3219 | (dired-dnd-handle-local-file uri action) | |
3220 | nil))) | |
3221 | ||
3222 | (defun dired-dnd-handle-local-file (uri action) | |
3223 | "Copy, move or link a file to the dired directory. | |
3224 | URI is the file to handle, ACTION is one of copy, move, link or ask. | |
3225 | Ask means pop up a menu for the user to select one of copy, move or link." | |
3226 | (require 'dired-aux) | |
3227 | (let* ((from (x-dnd-get-local-file-name uri t)) | |
3228 | (to (if from (concat (dired-current-directory) | |
3229 | (file-name-nondirectory from)) | |
3230 | nil))) | |
3231 | (if from | |
3232 | (cond ((or (eq action 'copy) | |
3233 | (eq action 'private)) ; Treat private as copy. | |
3234 | ||
3235 | ;; If copying a directory and dired-recursive-copies is nil, | |
3236 | ;; dired-copy-file silently fails. Pop up a notice. | |
3237 | (if (and (file-directory-p from) | |
3238 | (not dired-recursive-copies)) | |
3239 | (dired-dnd-popup-notice) | |
3240 | (progn | |
3241 | (dired-copy-file from to 1) | |
3242 | (dired-relist-entry to) | |
3243 | action))) | |
3244 | ||
3245 | ((eq action 'move) | |
3246 | (dired-rename-file from to 1) | |
3247 | (dired-relist-entry to) | |
3248 | action) | |
3249 | ||
3250 | ((eq action 'link) | |
3251 | (make-symbolic-link from to 1) | |
3252 | (dired-relist-entry to) | |
3253 | action) | |
3254 | ||
3255 | ((eq action 'ask) | |
3256 | (dired-dnd-do-ask-action uri)) | |
3257 | ||
3258 | (t nil))))) | |
3259 | ||
3260 | (defun dired-dnd-handle-file (uri action) | |
3261 | "Copy, move or link a file to the dired directory if it is a local file. | |
3262 | URI is the file to handle. If the hostname in the URI isn't local, do nothing. | |
3263 | ACTION is one of copy, move, link or ask. | |
3264 | Ask means pop up a menu for the user to select one of copy, move or link." | |
3265 | (let ((local-file (x-dnd-get-local-file-uri uri))) | |
3266 | (if local-file (dired-dnd-handle-local-file local-file action) | |
3267 | nil))) | |
3268 | ||
3269 | ||
3270 | \f | |
492d2437 RS |
3271 | (if (eq system-type 'vax-vms) |
3272 | (load "dired-vms")) | |
84fc2cfa | 3273 | |
52041219 RS |
3274 | (provide 'dired) |
3275 | ||
57e15005 BF |
3276 | (run-hooks 'dired-load-hook) ; for your customizations |
3277 | ||
ab5796a9 | 3278 | ;;; arch-tag: e1af7a8f-691c-41a0-aac1-ddd4d3c87517 |
52041219 | 3279 | ;;; dired.el ends here |