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f9acc7fb | 1 | ;;; dired-aux.el --- less commonly used parts of dired -*-byte-compile-dynamic: t;-*- |
dd87891b | 2 | |
0d30b337 | 3 | ;; Copyright (C) 1985, 1986, 1992, 1994, 1998, 2000, 2001, 2002, 2003, |
409cc4a3 | 4 | ;; 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. |
3a801d0c | 5 | |
2f14b48d | 6 | ;; Author: Sebastian Kremer <sk@thp.uni-koeln.de>. |
0acdb863 | 7 | ;; Maintainer: FSF |
565132a3 | 8 | ;; Keywords: files |
e5167999 | 9 | |
dd87891b RS |
10 | ;; This file is part of GNU Emacs. |
11 | ||
eb3fa2cf | 12 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
dd87891b | 13 | ;; it under the terms of the GNU General Public License as published by |
eb3fa2cf GM |
14 | ;; the Free Software Foundation, either version 3 of the License, or |
15 | ;; (at your option) any later version. | |
dd87891b RS |
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 | |
eb3fa2cf | 23 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
dd87891b | 24 | |
2f14b48d ER |
25 | ;;; Commentary: |
26 | ||
e41b2db1 ER |
27 | ;; The parts of dired mode not normally used. This is a space-saving hack |
28 | ;; to avoid having to load a large mode when all that's wanted are a few | |
29 | ;; functions. | |
30 | ||
dd87891b RS |
31 | ;; Rewritten in 1990/1991 to add tree features, file marking and |
32 | ;; sorting by Sebastian Kremer <sk@thp.uni-koeln.de>. | |
33 | ;; Finished up by rms in 1992. | |
34 | ||
2f14b48d ER |
35 | ;;; Code: |
36 | ||
55d77548 RS |
37 | ;; We need macros in dired.el to compile properly, |
38 | ;; and we call subroutines in it too. | |
39 | (require 'dired) | |
6482fcac | 40 | |
c62a8073 RS |
41 | (defvar dired-create-files-failures nil |
42 | "Variable where `dired-create-files' records failing file names. | |
43 | Functions that operate recursively can store additional names | |
44 | into this list; they also should call `dired-log' to log the errors.") | |
45 | ||
dd87891b RS |
46 | ;;; 15K |
47 | ;;;###begin dired-cmd.el | |
48 | ;; Diffing and compressing | |
49 | ||
edb8d73e FP |
50 | (defconst dired-star-subst-regexp "\\(^\\|[ \t]\\)\\*\\([ \t]\\|$\\)") |
51 | (defconst dired-quark-subst-regexp "\\(^\\|[ \t]\\)\\?\\([ \t]\\|$\\)") | |
52 | ||
dd87891b RS |
53 | ;;;###autoload |
54 | (defun dired-diff (file &optional switches) | |
55 | "Compare file at point with file FILE using `diff'. | |
a1af8dcf EZ |
56 | FILE defaults to the file at the mark. (That's the mark set by |
57 | \\[set-mark-command], not by Dired's \\[dired-mark] command.) | |
fe5e3a2a RS |
58 | The prompted-for file is the first file given to `diff'. |
59 | With prefix arg, prompt for second argument SWITCHES, | |
84bf6ad8 | 60 | which is options for `diff'." |
dd87891b | 61 | (interactive |
84bf6ad8 JL |
62 | (let ((current (dired-get-filename t)) |
63 | (default (if (mark t) | |
0d370700 | 64 | (save-excursion (goto-char (mark t)) |
dd87891b | 65 | (dired-get-filename t t))))) |
84bf6ad8 JL |
66 | (if (or (equal default current) |
67 | (and (not (equal (dired-dwim-target-directory) | |
68 | (dired-current-directory))) | |
69 | (not mark-active))) | |
70 | (setq default nil)) | |
231596b2 | 71 | (require 'diff) |
5b76833f | 72 | (list (read-file-name (format "Diff %s with%s: " |
84bf6ad8 | 73 | current |
dd87891b | 74 | (if default |
5b76833f | 75 | (concat " (default " default ")") |
dd87891b | 76 | "")) |
4ae73f87 JL |
77 | (if default |
78 | (dired-current-directory) | |
79 | (dired-dwim-target-directory)) | |
80 | default t) | |
fe5e3a2a RS |
81 | (if current-prefix-arg |
82 | (read-string "Options for diff: " | |
83 | (if (stringp diff-switches) | |
84 | diff-switches | |
85 | (mapconcat 'identity diff-switches " "))))))) | |
86 | (diff file (dired-get-filename t) switches)) | |
dd87891b RS |
87 | |
88 | ;;;###autoload | |
89 | (defun dired-backup-diff (&optional switches) | |
90 | "Diff this file with its backup file or vice versa. | |
91 | Uses the latest backup, if there are several numerical backups. | |
92 | If this file is a backup, diff it with its original. | |
fe5e3a2a RS |
93 | The backup file is the first file given to `diff'. |
94 | With prefix arg, prompt for argument SWITCHES which is options for `diff'." | |
95 | (interactive | |
96 | (if current-prefix-arg | |
97 | (list (read-string "Options for diff: " | |
98 | (if (stringp diff-switches) | |
99 | diff-switches | |
100 | (mapconcat 'identity diff-switches " ")))) | |
101 | nil)) | |
102 | (diff-backup (dired-get-filename) switches)) | |
dd87891b | 103 | |
3659a2b8 | 104 | ;;;###autoload |
d1c553c8 RS |
105 | (defun dired-compare-directories (dir2 predicate) |
106 | "Mark files with different file attributes in two dired buffers. | |
107 | Compare file attributes of files in the current directory | |
108 | with file attributes in directory DIR2 using PREDICATE on pairs of files | |
109 | with the same name. Mark files for which PREDICATE returns non-nil. | |
999bd52a | 110 | Mark files with different names if PREDICATE is nil (or interactively |
3659a2b8 | 111 | with empty input at the predicate prompt). |
d1c553c8 RS |
112 | |
113 | PREDICATE is a Lisp expression that can refer to the following variables: | |
114 | ||
115 | size1, size2 - file size in bytes | |
116 | mtime1, mtime2 - last modification time in seconds, as a float | |
117 | fa1, fa2 - list of file attributes | |
118 | returned by function `file-attributes' | |
119 | ||
120 | where 1 refers to attribute of file in the current dired buffer | |
121 | and 2 to attribute of file in second dired buffer. | |
122 | ||
123 | Examples of PREDICATE: | |
124 | ||
125 | (> mtime1 mtime2) - mark newer files | |
126 | (not (= size1 size2)) - mark files with different sizes | |
127 | (not (string= (nth 8 fa1) (nth 8 fa2))) - mark files with different modes | |
128 | (not (and (= (nth 2 fa1) (nth 2 fa2)) - mark files with different UID | |
129 | (= (nth 3 fa1) (nth 3 fa2)))) and GID." | |
130 | (interactive | |
3659a2b8 JL |
131 | (list (read-directory-name (format "Compare %s with: " |
132 | (dired-current-directory)) | |
133 | (dired-dwim-target-directory) | |
134 | (dired-dwim-target-directory)) | |
999bd52a | 135 | (read-from-minibuffer "Mark if (lisp expr or RET): " nil nil t nil "nil"))) |
d1c553c8 RS |
136 | (let* ((dir1 (dired-current-directory)) |
137 | (file-alist1 (dired-files-attributes dir1)) | |
138 | (file-alist2 (dired-files-attributes dir2)) | |
5176af43 RS |
139 | file-list1 file-list2) |
140 | (setq file-alist1 (delq (assoc "." file-alist1) file-alist1)) | |
141 | (setq file-alist1 (delq (assoc ".." file-alist1) file-alist1)) | |
142 | (setq file-alist2 (delq (assoc "." file-alist2) file-alist2)) | |
143 | (setq file-alist2 (delq (assoc ".." file-alist2) file-alist2)) | |
144 | (setq file-list1 (mapcar | |
d1c553c8 RS |
145 | 'cadr |
146 | (dired-file-set-difference | |
147 | file-alist1 file-alist2 | |
5176af43 RS |
148 | predicate)) |
149 | file-list2 (mapcar | |
d1c553c8 RS |
150 | 'cadr |
151 | (dired-file-set-difference | |
152 | file-alist2 file-alist1 | |
5176af43 | 153 | predicate))) |
d1c553c8 RS |
154 | (dired-fun-in-all-buffers |
155 | dir1 nil | |
156 | (lambda () | |
157 | (dired-mark-if | |
158 | (member (dired-get-filename nil t) file-list1) nil))) | |
159 | (dired-fun-in-all-buffers | |
160 | dir2 nil | |
161 | (lambda () | |
162 | (dired-mark-if | |
163 | (member (dired-get-filename nil t) file-list2) nil))) | |
164 | (message "Marked in dir1: %s files, in dir2: %s files" | |
165 | (length file-list1) | |
166 | (length file-list2)))) | |
167 | ||
168 | (defun dired-file-set-difference (list1 list2 predicate) | |
169 | "Combine LIST1 and LIST2 using a set-difference operation. | |
170 | The result list contains all file items that appear in LIST1 but not LIST2. | |
171 | This is a non-destructive function; it makes a copy of the data if necessary | |
172 | to avoid corrupting the original LIST1 and LIST2. | |
173 | PREDICATE (see `dired-compare-directories') is an additional match | |
174 | condition. Two file items are considered to match if they are equal | |
175 | *and* PREDICATE evaluates to t." | |
176 | (if (or (null list1) (null list2)) | |
177 | list1 | |
178 | (let (res) | |
179 | (dolist (file1 list1) | |
180 | (unless (let ((list list2)) | |
181 | (while (and list | |
182 | (not (let* ((file2 (car list)) | |
9375be01 JPW |
183 | (fa1 (car (cddr file1))) |
184 | (fa2 (car (cddr file2))) | |
d1c553c8 RS |
185 | (size1 (nth 7 fa1)) |
186 | (size2 (nth 7 fa2)) | |
187 | (mtime1 (float-time (nth 5 fa1))) | |
188 | (mtime2 (float-time (nth 5 fa2)))) | |
189 | (and | |
190 | (equal (car file1) (car file2)) | |
191 | (not (eval predicate)))))) | |
192 | (setq list (cdr list))) | |
193 | list) | |
194 | (setq res (cons file1 res)))) | |
195 | (nreverse res)))) | |
196 | ||
197 | (defun dired-files-attributes (dir) | |
198 | "Return a list of all file names and attributes from DIR. | |
199 | List has a form of (file-name full-file-name (attribute-list))" | |
200 | (mapcar | |
201 | (lambda (file-name) | |
202 | (let ((full-file-name (expand-file-name file-name dir))) | |
203 | (list file-name | |
204 | full-file-name | |
205 | (file-attributes full-file-name)))) | |
206 | (directory-files dir))) | |
207 | \f | |
52f134ee JL |
208 | |
209 | (defun dired-touch-initial (files) | |
210 | "Create initial input value for `touch' command." | |
211 | (let (initial) | |
212 | (while files | |
213 | (let ((current (nth 5 (file-attributes (car files))))) | |
214 | (if (and initial (not (equal initial current))) | |
215 | (setq initial (current-time) files nil) | |
216 | (setq initial current)) | |
217 | (setq files (cdr files)))) | |
218 | (format-time-string "%Y%m%d%H%M.%S" initial))) | |
219 | ||
dd87891b | 220 | (defun dired-do-chxxx (attribute-name program op-symbol arg) |
3ccd3160 | 221 | ;; Change file attributes (mode, group, owner, timestamp) of marked files and |
dd87891b RS |
222 | ;; refresh their file lines. |
223 | ;; ATTRIBUTE-NAME is a string describing the attribute to the user. | |
224 | ;; PROGRAM is the program used to change the attribute. | |
225 | ;; OP-SYMBOL is the type of operation (for use in dired-mark-pop-up). | |
226 | ;; ARG describes which files to use, as in dired-get-marked-files. | |
227 | (let* ((files (dired-get-marked-files t arg)) | |
228 | (new-attribute | |
229 | (dired-mark-read-string | |
230 | (concat "Change " attribute-name " of %s to: ") | |
52f134ee JL |
231 | (if (eq op-symbol 'touch) (dired-touch-initial files)) |
232 | op-symbol arg files)) | |
dd87891b RS |
233 | (operation (concat program " " new-attribute)) |
234 | failures) | |
235 | (setq failures | |
236 | (dired-bunch-files 10000 | |
237 | (function dired-check-process) | |
edb8d73e | 238 | (append |
3ccd3160 JL |
239 | (list operation program) |
240 | (if (eq op-symbol 'touch) | |
241 | '("-t") nil) | |
242 | (list new-attribute) | |
05a455e2 RS |
243 | (if (string-match "gnu" system-configuration) |
244 | '("--") nil)) | |
dd87891b RS |
245 | files)) |
246 | (dired-do-redisplay arg);; moves point if ARG is an integer | |
247 | (if failures | |
248 | (dired-log-summary | |
249 | (format "%s: error" operation) | |
250 | nil)))) | |
251 | ||
252 | ;;;###autoload | |
253 | (defun dired-do-chmod (&optional arg) | |
254 | "Change the mode of the marked (or next ARG) files. | |
822b17d3 | 255 | Symbolic modes like `g+w' are allowed." |
dd87891b | 256 | (interactive "P") |
822b17d3 MC |
257 | (let* ((files (dired-get-marked-files t arg)) |
258 | (modes (dired-mark-read-string | |
259 | "Change mode of %s to: " nil | |
260 | 'chmod arg files)) | |
261 | (num-modes (if (string-match "^[0-7]+" modes) | |
262 | (string-to-number modes 8)))) | |
263 | (dolist (file files) | |
264 | (set-file-modes | |
265 | file | |
266 | (if num-modes num-modes | |
267 | (file-modes-symbolic-to-number modes (file-modes file))))) | |
268 | (dired-do-redisplay arg))) | |
dd87891b RS |
269 | |
270 | ;;;###autoload | |
271 | (defun dired-do-chgrp (&optional arg) | |
272 | "Change the group of the marked (or next ARG) files." | |
273 | (interactive "P") | |
a40dbafc | 274 | (if (memq system-type '(ms-dos windows-nt)) |
55535639 | 275 | (error "chgrp not supported on this system")) |
dd87891b RS |
276 | (dired-do-chxxx "Group" "chgrp" 'chgrp arg)) |
277 | ||
278 | ;;;###autoload | |
279 | (defun dired-do-chown (&optional arg) | |
280 | "Change the owner of the marked (or next ARG) files." | |
281 | (interactive "P") | |
a40dbafc | 282 | (if (memq system-type '(ms-dos windows-nt)) |
55535639 | 283 | (error "chown not supported on this system")) |
dd87891b RS |
284 | (dired-do-chxxx "Owner" dired-chown-program 'chown arg)) |
285 | ||
05dcf18a | 286 | ;;;###autoload |
3ccd3160 JL |
287 | (defun dired-do-touch (&optional arg) |
288 | "Change the timestamp of the marked (or next ARG) files. | |
289 | This calls touch." | |
290 | (interactive "P") | |
291 | (dired-do-chxxx "Timestamp" dired-touch-program 'touch arg)) | |
292 | ||
dd87891b RS |
293 | ;; Process all the files in FILES in batches of a convenient size, |
294 | ;; by means of (FUNCALL FUNCTION ARGS... SOME-FILES...). | |
295 | ;; Batches are chosen to need less than MAX chars for the file names, | |
296 | ;; allowing 3 extra characters of separator per file name. | |
297 | (defun dired-bunch-files (max function args files) | |
298 | (let (pending | |
e5369aad | 299 | past |
dd87891b RS |
300 | (pending-length 0) |
301 | failures) | |
302 | ;; Accumulate files as long as they fit in MAX chars, | |
303 | ;; then process the ones accumulated so far. | |
304 | (while files | |
305 | (let* ((thisfile (car files)) | |
306 | (thislength (+ (length thisfile) 3)) | |
307 | (rest (cdr files))) | |
308 | ;; If we have at least 1 pending file | |
309 | ;; and this file won't fit in the length limit, process now. | |
310 | (if (and pending (> (+ thislength pending-length) max)) | |
e5369aad RS |
311 | (setq pending (nreverse pending) |
312 | ;; The elements of PENDING are now in forward order. | |
313 | ;; Do the operation and record failures. | |
314 | failures (nconc (apply function (append args pending)) | |
315 | failures) | |
316 | ;; Transfer the elemens of PENDING onto PAST | |
317 | ;; and clear it out. Now PAST contains the first N files | |
318 | ;; specified (for some N), and FILES contains the rest. | |
319 | past (nconc past pending) | |
dd87891b RS |
320 | pending nil |
321 | pending-length 0)) | |
322 | ;; Do (setq pending (cons thisfile pending)) | |
323 | ;; but reuse the cons that was in `files'. | |
324 | (setcdr files pending) | |
325 | (setq pending files) | |
326 | (setq pending-length (+ thislength pending-length)) | |
327 | (setq files rest))) | |
e5369aad RS |
328 | (setq pending (nreverse pending)) |
329 | (prog1 | |
330 | (nconc (apply function (append args pending)) | |
331 | failures) | |
332 | ;; Now the original list FILES has been put back as it was. | |
333 | (nconc past pending)))) | |
dd87891b RS |
334 | |
335 | ;;;###autoload | |
336 | (defun dired-do-print (&optional arg) | |
337 | "Print the marked (or next ARG) files. | |
338 | Uses the shell command coming from variables `lpr-command' and | |
339 | `lpr-switches' as default." | |
340 | (interactive "P") | |
341 | (let* ((file-list (dired-get-marked-files t arg)) | |
342 | (command (dired-mark-read-string | |
343 | "Print %s with: " | |
c572e732 RS |
344 | (mapconcat 'identity |
345 | (cons lpr-command | |
346 | (if (stringp lpr-switches) | |
347 | (list lpr-switches) | |
348 | lpr-switches)) | |
349 | " ") | |
dd87891b RS |
350 | 'print arg file-list))) |
351 | (dired-run-shell-command (dired-shell-stuff-it command file-list nil)))) | |
352 | ||
353 | ;; Read arguments for a marked-files command that wants a string | |
354 | ;; that is not a file name, | |
355 | ;; perhaps popping up the list of marked files. | |
356 | ;; ARG is the prefix arg and indicates whether the files came from | |
357 | ;; marks (ARG=nil) or a repeat factor (integerp ARG). | |
358 | ;; If the current file was used, the list has but one element and ARG | |
359 | ;; does not matter. (It is non-nil, non-integer in that case, namely '(4)). | |
360 | ||
361 | (defun dired-mark-read-string (prompt initial op-symbol arg files) | |
362 | ;; PROMPT for a string, with INITIAL input. | |
363 | ;; Other args are used to give user feedback and pop-up: | |
364 | ;; OP-SYMBOL of command, prefix ARG, marked FILES. | |
365 | (dired-mark-pop-up | |
366 | nil op-symbol files | |
367 | (function read-string) | |
368 | (format prompt (dired-mark-prompt arg files)) initial)) | |
83fadedf | 369 | \f |
2d051399 RS |
370 | ;;; Cleaning a directory: flagging some backups for deletion. |
371 | ||
6482fcac RS |
372 | (defvar dired-file-version-alist) |
373 | ||
05dcf18a | 374 | ;;;###autoload |
2d051399 RS |
375 | (defun dired-clean-directory (keep) |
376 | "Flag numerical backups for deletion. | |
377 | Spares `dired-kept-versions' latest versions, and `kept-old-versions' oldest. | |
378 | Positive prefix arg KEEP overrides `dired-kept-versions'; | |
379 | Negative prefix arg KEEP overrides `kept-old-versions' with KEEP made positive. | |
380 | ||
381 | To clear the flags on these files, you can use \\[dired-flag-backup-files] | |
382 | with a prefix argument." | |
383 | (interactive "P") | |
384 | (setq keep (if keep (prefix-numeric-value keep) dired-kept-versions)) | |
385 | (let ((early-retention (if (< keep 0) (- keep) kept-old-versions)) | |
386 | (late-retention (if (<= keep 0) dired-kept-versions keep)) | |
387 | (dired-file-version-alist ())) | |
388 | (message "Cleaning numerical backups (keeping %d late, %d old)..." | |
389 | late-retention early-retention) | |
390 | ;; Look at each file. | |
391 | ;; If the file has numeric backup versions, | |
392 | ;; put on dired-file-version-alist an element of the form | |
393 | ;; (FILENAME . VERSION-NUMBER-LIST) | |
394 | (dired-map-dired-file-lines (function dired-collect-file-versions)) | |
395 | ;; Sort each VERSION-NUMBER-LIST, | |
396 | ;; and remove the versions not to be deleted. | |
397 | (let ((fval dired-file-version-alist)) | |
398 | (while fval | |
399 | (let* ((sorted-v-list (cons 'q (sort (cdr (car fval)) '<))) | |
400 | (v-count (length sorted-v-list))) | |
401 | (if (> v-count (+ early-retention late-retention)) | |
402 | (rplacd (nthcdr early-retention sorted-v-list) | |
403 | (nthcdr (- v-count late-retention) | |
404 | sorted-v-list))) | |
405 | (rplacd (car fval) | |
406 | (cdr sorted-v-list))) | |
407 | (setq fval (cdr fval)))) | |
408 | ;; Look at each file. If it is a numeric backup file, | |
409 | ;; find it in a VERSION-NUMBER-LIST and maybe flag it for deletion. | |
410 | (dired-map-dired-file-lines (function dired-trample-file-versions)) | |
411 | (message "Cleaning numerical backups...done"))) | |
412 | ||
413 | ;;; Subroutines of dired-clean-directory. | |
414 | ||
415 | (defun dired-map-dired-file-lines (fun) | |
416 | ;; Perform FUN with point at the end of each non-directory line. | |
57dabf6b | 417 | ;; FUN takes one argument, the absolute filename. |
2d051399 RS |
418 | (save-excursion |
419 | (let (file buffer-read-only) | |
420 | (goto-char (point-min)) | |
421 | (while (not (eobp)) | |
422 | (save-excursion | |
423 | (and (not (looking-at dired-re-dir)) | |
424 | (not (eolp)) | |
425 | (setq file (dired-get-filename nil t)) ; nil on non-file | |
426 | (progn (end-of-line) | |
427 | (funcall fun file)))) | |
428 | (forward-line 1))))) | |
429 | ||
430 | (defun dired-collect-file-versions (fn) | |
61c6f873 RS |
431 | (let ((fn (file-name-sans-versions fn))) |
432 | ;; Only do work if this file is not already in the alist. | |
433 | (if (assoc fn dired-file-version-alist) | |
434 | nil | |
435 | ;; If it looks like file FN has versions, return a list of the versions. | |
436 | ;;That is a list of strings which are file names. | |
f9acc7fb | 437 | ;;The caller may want to flag some of these files for deletion. |
61c6f873 RS |
438 | (let* ((base-versions |
439 | (concat (file-name-nondirectory fn) ".~")) | |
afbd0a53 | 440 | (backup-extract-version-start (length base-versions)) |
61c6f873 RS |
441 | (possibilities (file-name-all-completions |
442 | base-versions | |
443 | (file-name-directory fn))) | |
444 | (versions (mapcar 'backup-extract-version possibilities))) | |
445 | (if versions | |
446 | (setq dired-file-version-alist | |
447 | (cons (cons fn versions) | |
448 | dired-file-version-alist))))))) | |
2d051399 RS |
449 | |
450 | (defun dired-trample-file-versions (fn) | |
451 | (let* ((start-vn (string-match "\\.~[0-9]+~$" fn)) | |
452 | base-version-list) | |
453 | (and start-vn | |
454 | (setq base-version-list ; there was a base version to which | |
455 | (assoc (substring fn 0 start-vn) ; this looks like a | |
456 | dired-file-version-alist)) ; subversion | |
027a4b6b | 457 | (not (memq (string-to-number (substring fn (+ 2 start-vn))) |
2d051399 RS |
458 | base-version-list)) ; this one doesn't make the cut |
459 | (progn (beginning-of-line) | |
460 | (delete-char 1) | |
461 | (insert dired-del-marker))))) | |
83fadedf | 462 | \f |
dd87891b | 463 | ;;; Shell commands |
dd87891b | 464 | |
905eb9ff JL |
465 | (declare-function mailcap-file-default-commands "mailcap" (files)) |
466 | ||
467 | (defun minibuffer-default-add-dired-shell-commands () | |
468 | "Return a list of all commands associted with current dired files. | |
469 | This function is used to add all related commands retieved by `mailcap' | |
470 | to the end of the list of defaults just after the default value." | |
471 | (interactive) | |
472 | (let ((commands (and (boundp 'files) (require 'mailcap nil t) | |
473 | (mailcap-file-default-commands files)))) | |
474 | (if (listp minibuffer-default) | |
475 | (append minibuffer-default commands) | |
476 | (cons minibuffer-default commands)))) | |
2f8a5963 | 477 | |
1906dec4 | 478 | ;; This is an extra function so that you can redefine it, e.g., to use gmhist. |
dd87891b | 479 | (defun dired-read-shell-command (prompt arg files) |
905eb9ff | 480 | "Read a dired shell command prompting with PROMPT (using read-shell-command). |
1906dec4 SM |
481 | ARG is the prefix arg and may be used to indicate in the prompt which |
482 | FILES are affected." | |
905eb9ff JL |
483 | (minibuffer-with-setup-hook |
484 | (lambda () | |
485 | (set (make-local-variable 'minibuffer-default-add-function) | |
486 | 'minibuffer-default-add-dired-shell-commands)) | |
487 | (dired-mark-pop-up | |
488 | nil 'shell files | |
489 | #'read-shell-command | |
490 | (format prompt (dired-mark-prompt arg files)) | |
491 | nil nil))) | |
dd87891b | 492 | |
5ec0c892 JL |
493 | ;;;###autoload |
494 | (defun dired-do-async-shell-command (command &optional arg file-list) | |
495 | "Run a shell command COMMAND on the marked files asynchronously. | |
496 | ||
497 | Like `dired-do-shell-command' but if COMMAND doesn't end in ampersand, | |
498 | adds `* &' surrounded by whitespace and executes the command asynchronously. | |
499 | The output appears in the buffer `*Async Shell Command*'." | |
500 | (interactive | |
501 | (let ((files (dired-get-marked-files t current-prefix-arg))) | |
502 | (list | |
503 | ;; Want to give feedback whether this file or marked files are used: | |
504 | (dired-read-shell-command "& on %s: " current-prefix-arg files) | |
505 | current-prefix-arg | |
506 | files))) | |
507 | (unless (string-match "[*?][ \t]*\\'" command) | |
508 | (setq command (concat command " *"))) | |
509 | (unless (string-match "&[ \t]*\\'" command) | |
510 | (setq command (concat command " &"))) | |
511 | (dired-do-shell-command command arg file-list)) | |
512 | ||
dd87891b RS |
513 | ;; The in-background argument is only needed in Emacs 18 where |
514 | ;; shell-command doesn't understand an appended ampersand `&'. | |
515 | ;;;###autoload | |
01db6210 | 516 | (defun dired-do-shell-command (command &optional arg file-list) |
6482fcac RS |
517 | "Run a shell command COMMAND on the marked files. |
518 | If no files are marked or a specific numeric prefix arg is given, | |
519 | the next ARG files are used. Just \\[universal-argument] means the current file. | |
520 | The prompt mentions the file(s) or the marker, as appropriate. | |
521 | ||
eab9ed67 RS |
522 | If there is a `*' in COMMAND, surrounded by whitespace, this runs |
523 | COMMAND just once with the entire file list substituted there. | |
6482fcac | 524 | |
eab9ed67 RS |
525 | If there is no `*', but there is a `?' in COMMAND, surrounded by |
526 | whitespace, this runs COMMAND on each file individually with the | |
527 | file name substituted for `?'. | |
dd87891b | 528 | |
eab9ed67 RS |
529 | Otherwise, this runs COMMAND on each file individually with the |
530 | file name added at the end of COMMAND (separated by a space). | |
d984dbc1 | 531 | |
eab9ed67 RS |
532 | `*' and `?' when not surrounded by whitespace have no special |
533 | significance for `dired-do-shell-command', and are passed through | |
534 | normally to the shell, but you must confirm first. To pass `*' by | |
b544496d | 535 | itself to the shell as a wildcard, type `*\"\"'. |
dd87891b | 536 | |
eab9ed67 RS |
537 | If COMMAND produces output, it goes to a separate buffer. |
538 | ||
539 | This feature does not try to redisplay Dired buffers afterward, as | |
540 | there's no telling what files COMMAND may have changed. | |
541 | Type \\[dired-do-redisplay] to redisplay the marked files. | |
542 | ||
543 | When COMMAND runs, its working directory is the top-level directory of | |
544 | the Dired buffer, so output files usually are created there instead of | |
545 | in a subdir. | |
9e545350 KH |
546 | |
547 | In a noninteractive call (from Lisp code), you must specify | |
40c50be3 EZ |
548 | the list of file names explicitly with the FILE-LIST argument, which |
549 | can be produced by `dired-get-marked-files', for example." | |
dd87891b RS |
550 | ;;Functions dired-run-shell-command and dired-shell-stuff-it do the |
551 | ;;actual work and can be redefined for customization. | |
01db6210 RS |
552 | (interactive |
553 | (let ((files (dired-get-marked-files t current-prefix-arg))) | |
554 | (list | |
555 | ;; Want to give feedback whether this file or marked files are used: | |
556 | (dired-read-shell-command (concat "! on " | |
557 | "%s: ") | |
558 | current-prefix-arg | |
559 | files) | |
560 | current-prefix-arg | |
561 | files))) | |
edb8d73e FP |
562 | (let* ((on-each (not (string-match dired-star-subst-regexp command))) |
563 | (subst (not (string-match dired-quark-subst-regexp command))) | |
eab9ed67 RS |
564 | (star (not (string-match "\\*" command))) |
565 | (qmark (not (string-match "\\?" command)))) | |
566 | ;; Get confirmation for wildcards that may have been meant | |
567 | ;; to control substitution of a file name or the file name list. | |
edb8d73e FP |
568 | (if (cond ((not (or on-each subst)) |
569 | (error "You can not combine `*' and `?' substitution marks")) | |
570 | ((and star (not on-each)) | |
eab9ed67 RS |
571 | (y-or-n-p "Confirm--do you mean to use `*' as a wildcard? ")) |
572 | ((and qmark (not subst)) | |
573 | (y-or-n-p "Confirm--do you mean to use `?' as a wildcard? ")) | |
574 | (t)) | |
575 | (if on-each | |
576 | (dired-bunch-files | |
577 | (- 10000 (length command)) | |
578 | (function (lambda (&rest files) | |
579 | (dired-run-shell-command | |
580 | (dired-shell-stuff-it command files t arg)))) | |
581 | nil | |
582 | file-list) | |
583 | ;; execute the shell command | |
584 | (dired-run-shell-command | |
585 | (dired-shell-stuff-it command file-list nil arg)))))) | |
dd87891b RS |
586 | |
587 | ;; Might use {,} for bash or csh: | |
588 | (defvar dired-mark-prefix "" | |
589 | "Prepended to marked files in dired shell commands.") | |
590 | (defvar dired-mark-postfix "" | |
591 | "Appended to marked files in dired shell commands.") | |
592 | (defvar dired-mark-separator " " | |
593 | "Separates marked files in dired shell commands.") | |
594 | ||
595 | (defun dired-shell-stuff-it (command file-list on-each &optional raw-arg) | |
596 | ;; "Make up a shell command line from COMMAND and FILE-LIST. | |
597 | ;; If ON-EACH is t, COMMAND should be applied to each file, else | |
598 | ;; simply concat all files and apply COMMAND to this. | |
599 | ;; FILE-LIST's elements will be quoted for the shell." | |
600 | ;; Might be redefined for smarter things and could then use RAW-ARG | |
601 | ;; (coming from interactive P and currently ignored) to decide what to do. | |
602 | ;; Smart would be a way to access basename or extension of file names. | |
dd87891b | 603 | (let ((stuff-it |
edb8d73e FP |
604 | (if (or (string-match dired-star-subst-regexp command) |
605 | (string-match dired-quark-subst-regexp command)) | |
606 | (lambda (x) | |
607 | (let ((retval command)) | |
608 | (while (string-match | |
609 | "\\(^\\|[ \t]\\)\\([*?]\\)\\([ \t]\\|$\\)" retval) | |
610 | (setq retval (replace-match x t t retval 2))) | |
611 | retval)) | |
612 | (lambda (x) (concat command dired-mark-separator x))))) | |
dd87891b | 613 | (if on-each |
9a79e9ae | 614 | (mapconcat stuff-it (mapcar 'shell-quote-argument file-list) ";") |
eab9ed67 RS |
615 | (let ((files (mapconcat 'shell-quote-argument |
616 | file-list dired-mark-separator))) | |
dd87891b | 617 | (if (> (length file-list) 1) |
eab9ed67 RS |
618 | (setq files (concat dired-mark-prefix files dired-mark-postfix))) |
619 | (funcall stuff-it files))))) | |
dd87891b RS |
620 | |
621 | ;; This is an extra function so that it can be redefined by ange-ftp. | |
05dcf18a | 622 | ;;;###autoload |
6482fcac | 623 | (defun dired-run-shell-command (command) |
95ffcc7f DL |
624 | (let ((handler |
625 | (find-file-name-handler (directory-file-name default-directory) | |
626 | 'shell-command))) | |
627 | (if handler (apply handler 'shell-command (list command)) | |
628 | (shell-command command))) | |
6482fcac RS |
629 | ;; Return nil for sake of nconc in dired-bunch-files. |
630 | nil) | |
83fadedf | 631 | \f |
dd87891b RS |
632 | |
633 | (defun dired-check-process (msg program &rest arguments) | |
634 | ; "Display MSG while running PROGRAM, and check for output. | |
635 | ;Remaining arguments are strings passed as command arguments to PROGRAM. | |
636 | ; On error, insert output | |
637 | ; in a log buffer and return the offending ARGUMENTS or PROGRAM. | |
638 | ; Caller can cons up a list of failed args. | |
639 | ;Else returns nil for success." | |
640 | (let (err-buffer err (dir default-directory)) | |
641 | (message "%s..." msg) | |
642 | (save-excursion | |
643 | ;; Get a clean buffer for error output: | |
644 | (setq err-buffer (get-buffer-create " *dired-check-process output*")) | |
645 | (set-buffer err-buffer) | |
646 | (erase-buffer) | |
647 | (setq default-directory dir ; caller's default-directory | |
4a725859 | 648 | err (not (eq 0 (apply 'process-file program nil t nil arguments)))) |
dd87891b RS |
649 | (if err |
650 | (progn | |
651 | (dired-log (concat program " " (prin1-to-string arguments) "\n")) | |
652 | (dired-log err-buffer) | |
653 | (or arguments program t)) | |
654 | (kill-buffer err-buffer) | |
655 | (message "%s...done" msg) | |
656 | nil)))) | |
83fadedf | 657 | \f |
dd87891b RS |
658 | ;; Commands that delete or redisplay part of the dired buffer. |
659 | ||
dd87891b RS |
660 | (defun dired-kill-line (&optional arg) |
661 | (interactive "P") | |
662 | (setq arg (prefix-numeric-value arg)) | |
663 | (let (buffer-read-only file) | |
664 | (while (/= 0 arg) | |
665 | (setq file (dired-get-filename nil t)) | |
666 | (if (not file) | |
55535639 | 667 | (error "Can only kill file lines") |
dd87891b RS |
668 | (save-excursion (and file |
669 | (dired-goto-subdir file) | |
670 | (dired-kill-subdir))) | |
671 | (delete-region (progn (beginning-of-line) (point)) | |
672 | (progn (forward-line 1) (point))) | |
673 | (if (> arg 0) | |
674 | (setq arg (1- arg)) | |
675 | (setq arg (1+ arg)) | |
676 | (forward-line -1)))) | |
677 | (dired-move-to-filename))) | |
678 | ||
679 | ;;;###autoload | |
680 | (defun dired-do-kill-lines (&optional arg fmt) | |
681 | "Kill all marked lines (not the files). | |
6482fcac | 682 | With a prefix argument, kill that many lines starting with the current line. |
769d9ed6 LT |
683 | \(A negative argument kills backward.) |
684 | If you use this command with a prefix argument to kill the line | |
685 | for a file that is a directory, which you have inserted in the | |
686 | Dired buffer as a subdirectory, then it deletes that subdirectory | |
687 | from the buffer as well. | |
688 | To kill an entire subdirectory \(without killing its line in the | |
689 | parent directory), go to its directory header line and use this | |
690 | command with a prefix argument (the value does not matter)." | |
dd87891b RS |
691 | ;; Returns count of killed lines. FMT="" suppresses message. |
692 | (interactive "P") | |
6482fcac RS |
693 | (if arg |
694 | (if (dired-get-subdir) | |
695 | (dired-kill-subdir) | |
696 | (dired-kill-line arg)) | |
697 | (save-excursion | |
698 | (goto-char (point-min)) | |
769d9ed6 LT |
699 | (let (buffer-read-only |
700 | (count 0) | |
701 | (regexp (dired-marker-regexp))) | |
702 | (while (and (not (eobp)) | |
703 | (re-search-forward regexp nil t)) | |
704 | (setq count (1+ count)) | |
705 | (delete-region (progn (beginning-of-line) (point)) | |
706 | (progn (forward-line 1) (point)))) | |
6482fcac RS |
707 | (or (equal "" fmt) |
708 | (message (or fmt "Killed %d line%s.") count (dired-plural-s count))) | |
709 | count)))) | |
dd87891b RS |
710 | |
711 | ;;;###end dired-cmd.el | |
83fadedf | 712 | \f |
dd87891b RS |
713 | ;;; 30K |
714 | ;;;###begin dired-cp.el | |
715 | ||
716 | (defun dired-compress () | |
717 | ;; Compress or uncompress the current file. | |
718 | ;; Return nil for success, offending filename else. | |
719 | (let* (buffer-read-only | |
bfe81e78 RS |
720 | (from-file (dired-get-filename)) |
721 | (new-file (dired-compress-file from-file))) | |
722 | (if new-file | |
53a05194 RS |
723 | (let ((start (point))) |
724 | ;; Remove any preexisting entry for the name NEW-FILE. | |
725 | (condition-case nil | |
726 | (dired-remove-entry new-file) | |
727 | (error nil)) | |
728 | (goto-char start) | |
729 | ;; Now replace the current line with an entry for NEW-FILE. | |
730 | (dired-update-file-line new-file) nil) | |
bfe81e78 RS |
731 | (dired-log (concat "Failed to compress" from-file)) |
732 | from-file))) | |
733 | ||
077d5283 RS |
734 | (defvar dired-compress-file-suffixes |
735 | '(("\\.gz\\'" "" "gunzip") | |
736 | ("\\.tgz\\'" ".tar" "gunzip") | |
737 | ("\\.Z\\'" "" "uncompress") | |
738 | ;; For .z, try gunzip. It might be an old gzip file, | |
739 | ;; or it might be from compact? pack? (which?) but gunzip handles both. | |
740 | ("\\.z\\'" "" "gunzip") | |
999bd52a JL |
741 | ("\\.dz\\'" "" "dictunzip") |
742 | ("\\.tbz\\'" ".tar" "bunzip2") | |
2d938ce7 | 743 | ("\\.bz2\\'" "" "bunzip2") |
077d5283 RS |
744 | ;; This item controls naming for compression. |
745 | ("\\.tar\\'" ".tgz" nil)) | |
746 | "Control changes in file name suffixes for compression and uncompression. | |
747 | Each element specifies one transformation rule, and has the form: | |
748 | (REGEXP NEW-SUFFIX PROGRAM) | |
749 | The rule applies when the old file name matches REGEXP. | |
750 | The new file name is computed by deleting the part that matches REGEXP | |
751 | (as well as anything after that), then adding NEW-SUFFIX in its place. | |
752 | If PROGRAM is non-nil, the rule is an uncompression rule, | |
753 | and uncompression is done by running PROGRAM. | |
754 | Otherwise, the rule is a compression rule, and compression is done with gzip.") | |
755 | ||
d443f37c | 756 | ;;;###autoload |
bfe81e78 RS |
757 | (defun dired-compress-file (file) |
758 | ;; Compress or uncompress FILE. | |
759 | ;; Return the name of the compressed or uncompressed file. | |
eb8c3be9 | 760 | ;; Return nil if no change in files. |
077d5283 RS |
761 | (let ((handler (find-file-name-handler file 'dired-compress-file)) |
762 | suffix newname | |
763 | (suffixes dired-compress-file-suffixes)) | |
764 | ;; See if any suffix rule matches this file name. | |
765 | (while suffixes | |
766 | (let (case-fold-search) | |
767 | (if (string-match (car (car suffixes)) file) | |
768 | (setq suffix (car suffixes) suffixes nil)) | |
769 | (setq suffixes (cdr suffixes)))) | |
770 | ;; If so, compute desired new name. | |
edb8d73e | 771 | (if suffix |
077d5283 RS |
772 | (setq newname (concat (substring file 0 (match-beginning 0)) |
773 | (nth 1 suffix)))) | |
bfe81e78 RS |
774 | (cond (handler |
775 | (funcall handler 'dired-compress-file file)) | |
776 | ((file-symlink-p file) | |
777 | nil) | |
077d5283 RS |
778 | ((and suffix (nth 2 suffix)) |
779 | ;; We found an uncompression rule. | |
53a05194 | 780 | (if (not (dired-check-process (concat "Uncompressing " file) |
077d5283 RS |
781 | (nth 2 suffix) file)) |
782 | newname)) | |
dd87891b | 783 | (t |
077d5283 | 784 | ;;; We don't recognize the file as compressed, so compress it. |
e251a1fd RS |
785 | ;;; Try gzip; if we don't have that, use compress. |
786 | (condition-case nil | |
c8068734 CY |
787 | (let ((out-name (concat file ".gz"))) |
788 | (and (or (not (file-exists-p out-name)) | |
789 | (y-or-n-p | |
790 | (format "File %s already exists. Really compress? " | |
791 | out-name))) | |
792 | (not (dired-check-process (concat "Compressing " file) | |
793 | "gzip" "-f" file)) | |
794 | (or (file-exists-p out-name) | |
795 | (setq out-name (concat file ".z"))) | |
796 | ;; Rename the compressed file to NEWNAME | |
797 | ;; if it hasn't got that name already. | |
798 | (if (and newname (not (equal newname out-name))) | |
799 | (progn | |
800 | (rename-file out-name newname t) | |
801 | newname) | |
802 | out-name))) | |
e251a1fd RS |
803 | (file-error |
804 | (if (not (dired-check-process (concat "Compressing " file) | |
805 | "compress" "-f" file)) | |
077d5283 | 806 | ;; Don't use NEWNAME with `compress'. |
e251a1fd | 807 | (concat file ".Z")))))))) |
83fadedf | 808 | \f |
dd87891b RS |
809 | (defun dired-mark-confirm (op-symbol arg) |
810 | ;; Request confirmation from the user that the operation described | |
811 | ;; by OP-SYMBOL is to be performed on the marked files. | |
812 | ;; Confirmation consists in a y-or-n question with a file list | |
813 | ;; pop-up unless OP-SYMBOL is a member of `dired-no-confirm'. | |
814 | ;; The files used are determined by ARG (as in dired-get-marked-files). | |
7baff557 SM |
815 | (or (eq dired-no-confirm t) |
816 | (memq op-symbol dired-no-confirm) | |
c232fd12 RS |
817 | ;; Pass t for DISTINGUISH-ONE-MARKED so that a single file which |
818 | ;; is marked pops up a window. That will help the user see | |
819 | ;; it isn't the current line file. | |
820 | (let ((files (dired-get-marked-files t arg nil t)) | |
2de735de RS |
821 | (string (if (eq op-symbol 'compress) "Compress or uncompress" |
822 | (capitalize (symbol-name op-symbol))))) | |
dd87891b | 823 | (dired-mark-pop-up nil op-symbol files (function y-or-n-p) |
2de735de | 824 | (concat string " " |
dd87891b RS |
825 | (dired-mark-prompt arg files) "? "))))) |
826 | ||
827 | (defun dired-map-over-marks-check (fun arg op-symbol &optional show-progress) | |
828 | ; "Map FUN over marked files (with second ARG like in dired-map-over-marks) | |
829 | ; and display failures. | |
830 | ||
831 | ; FUN takes zero args. It returns non-nil (the offending object, e.g. | |
832 | ; the short form of the filename) for a failure and probably logs a | |
833 | ; detailed error explanation using function `dired-log'. | |
834 | ||
835 | ; OP-SYMBOL is a symbol describing the operation performed (e.g. | |
836 | ; `compress'). It is used with `dired-mark-pop-up' to prompt the user | |
837 | ; (e.g. with `Compress * [2 files]? ') and to display errors (e.g. | |
838 | ; `Failed to compress 1 of 2 files - type W to see why ("foo")') | |
839 | ||
840 | ; SHOW-PROGRESS if non-nil means redisplay dired after each file." | |
841 | (if (dired-mark-confirm op-symbol arg) | |
842 | (let* ((total-list;; all of FUN's return values | |
843 | (dired-map-over-marks (funcall fun) arg show-progress)) | |
844 | (total (length total-list)) | |
845 | (failures (delq nil total-list)) | |
2de735de RS |
846 | (count (length failures)) |
847 | (string (if (eq op-symbol 'compress) "Compress or uncompress" | |
848 | (capitalize (symbol-name op-symbol))))) | |
dd87891b RS |
849 | (if (not failures) |
850 | (message "%s: %d file%s." | |
2de735de | 851 | string total (dired-plural-s total)) |
dd87891b RS |
852 | ;; end this bunch of errors: |
853 | (dired-log-summary | |
854 | (format "Failed to %s %d of %d file%s" | |
2de735de | 855 | (downcase string) count total (dired-plural-s total)) |
dd87891b RS |
856 | failures))))) |
857 | ||
858 | (defvar dired-query-alist | |
859 | '((?\y . y) (?\040 . y) ; `y' or SPC means accept once | |
860 | (?n . n) (?\177 . n) ; `n' or DEL skips once | |
861 | (?! . yes) ; `!' accepts rest | |
573743d2 | 862 | (?q . no) (?\e . no) ; `q' or ESC skips rest |
dd87891b RS |
863 | ;; None of these keys quit - use C-g for that. |
864 | )) | |
865 | ||
05dcf18a | 866 | ;;;###autoload |
dd87891b RS |
867 | (defun dired-query (qs-var qs-prompt &rest qs-args) |
868 | ;; Query user and return nil or t. | |
869 | ;; Store answer in symbol VAR (which must initially be bound to nil). | |
870 | ;; Format PROMPT with ARGS. | |
c3aef019 | 871 | ;; Binding variable help-form will help the user who types the help key. |
dd87891b RS |
872 | (let* ((char (symbol-value qs-var)) |
873 | (action (cdr (assoc char dired-query-alist)))) | |
874 | (cond ((eq 'yes action) | |
875 | t) ; accept, and don't ask again | |
876 | ((eq 'no action) | |
877 | nil) ; skip, and don't ask again | |
878 | (t;; no lasting effects from last time we asked - ask now | |
879 | (let ((qprompt (concat qs-prompt | |
880 | (if help-form | |
881 | (format " [Type yn!q or %s] " | |
882 | (key-description | |
883 | (char-to-string help-char))) | |
884 | " [Type y, n, q or !] "))) | |
885 | result elt) | |
886 | ;; Actually it looks nicer without cursor-in-echo-area - you can | |
887 | ;; look at the dired buffer instead of at the prompt to decide. | |
888 | (apply 'message qprompt qs-args) | |
889 | (setq char (set qs-var (read-char))) | |
890 | (while (not (setq elt (assoc char dired-query-alist))) | |
891 | (message "Invalid char - type %c for help." help-char) | |
892 | (ding) | |
893 | (sit-for 1) | |
894 | (apply 'message qprompt qs-args) | |
895 | (setq char (set qs-var (read-char)))) | |
de5544e8 | 896 | ;; Display the question with the answer. |
8a26c165 | 897 | (message "%s" (concat (apply 'format qprompt qs-args) |
de5544e8 | 898 | (char-to-string char))) |
dd87891b | 899 | (memq (cdr elt) '(t y yes))))))) |
83fadedf | 900 | \f |
dd87891b RS |
901 | ;;;###autoload |
902 | (defun dired-do-compress (&optional arg) | |
903 | "Compress or uncompress marked (or next ARG) files." | |
904 | (interactive "P") | |
905 | (dired-map-over-marks-check (function dired-compress) arg 'compress t)) | |
906 | ||
907 | ;; Commands for Emacs Lisp files - load and byte compile | |
908 | ||
909 | (defun dired-byte-compile () | |
910 | ;; Return nil for success, offending file name else. | |
911 | (let* ((filename (dired-get-filename)) | |
123ec94d | 912 | elc-file buffer-read-only failure) |
dd87891b RS |
913 | (condition-case err |
914 | (save-excursion (byte-compile-file filename)) | |
915 | (error | |
916 | (setq failure err))) | |
123ec94d | 917 | (setq elc-file (byte-compile-dest-file filename)) |
d5b876ef RS |
918 | (or (file-exists-p elc-file) |
919 | (setq failure t)) | |
dd87891b RS |
920 | (if failure |
921 | (progn | |
922 | (dired-log "Byte compile error for %s:\n%s\n" filename failure) | |
923 | (dired-make-relative filename)) | |
924 | (dired-remove-file elc-file) | |
925 | (forward-line) ; insert .elc after its .el file | |
926 | (dired-add-file elc-file) | |
927 | nil))) | |
928 | ||
929 | ;;;###autoload | |
930 | (defun dired-do-byte-compile (&optional arg) | |
931 | "Byte compile marked (or next ARG) Emacs Lisp files." | |
932 | (interactive "P") | |
933 | (dired-map-over-marks-check (function dired-byte-compile) arg 'byte-compile t)) | |
934 | ||
935 | (defun dired-load () | |
936 | ;; Return nil for success, offending file name else. | |
937 | (let ((file (dired-get-filename)) failure) | |
938 | (condition-case err | |
939 | (load file nil nil t) | |
940 | (error (setq failure err))) | |
941 | (if (not failure) | |
942 | nil | |
943 | (dired-log "Load error for %s:\n%s\n" file failure) | |
944 | (dired-make-relative file)))) | |
945 | ||
946 | ;;;###autoload | |
947 | (defun dired-do-load (&optional arg) | |
948 | "Load the marked (or next ARG) Emacs Lisp files." | |
949 | (interactive "P") | |
950 | (dired-map-over-marks-check (function dired-load) arg 'load t)) | |
951 | ||
952 | ;;;###autoload | |
953 | (defun dired-do-redisplay (&optional arg test-for-subdir) | |
954 | "Redisplay all marked (or next ARG) files. | |
955 | If on a subdir line, redisplay that subdirectory. In that case, | |
79d123ad LT |
956 | a prefix arg lets you edit the `ls' switches used for the new listing. |
957 | ||
958 | Dired remembers switches specified with a prefix arg, so that reverting | |
959 | the buffer will not reset them. However, using `dired-undo' to re-insert | |
960 | or delete subdirectories can bypass this machinery. Hence, you sometimes | |
961 | may have to reset some subdirectory switches after a `dired-undo'. | |
962 | You can reset all subdirectory switches to the default using | |
fad9e9b4 | 963 | \\<dired-mode-map>\\[dired-reset-subdir-switches]. |
098c61f2 | 964 | See Info node `(emacs)Subdir switches' for more details." |
dd87891b RS |
965 | ;; Moves point if the next ARG files are redisplayed. |
966 | (interactive "P\np") | |
967 | (if (and test-for-subdir (dired-get-subdir)) | |
f2260f48 LT |
968 | (let* ((dir (dired-get-subdir)) |
969 | (switches (cdr (assoc-string dir dired-switches-alist)))) | |
970 | (dired-insert-subdir | |
971 | dir | |
972 | (when arg | |
973 | (read-string "Switches for listing: " | |
974 | (or switches | |
975 | dired-subdir-switches | |
976 | dired-actual-switches))))) | |
dd87891b RS |
977 | (message "Redisplaying...") |
978 | ;; message much faster than making dired-map-over-marks show progress | |
00aa3651 RS |
979 | (dired-uncache |
980 | (if (consp dired-directory) (car dired-directory) dired-directory)) | |
dd87891b RS |
981 | (dired-map-over-marks (let ((fname (dired-get-filename))) |
982 | (message "Redisplaying... %s" fname) | |
983 | (dired-update-file-line fname)) | |
984 | arg) | |
985 | (dired-move-to-filename) | |
986 | (message "Redisplaying...done"))) | |
79d123ad LT |
987 | |
988 | (defun dired-reset-subdir-switches () | |
989 | "Set `dired-switches-alist' to nil and revert dired buffer." | |
990 | (interactive) | |
991 | (setq dired-switches-alist nil) | |
992 | (revert-buffer)) | |
83fadedf | 993 | \f |
dd87891b RS |
994 | (defun dired-update-file-line (file) |
995 | ;; Delete the current line, and insert an entry for FILE. | |
996 | ;; If FILE is nil, then just delete the current line. | |
997 | ;; Keeps any marks that may be present in column one (doing this | |
998 | ;; here is faster than with dired-add-entry's optional arg). | |
999 | ;; Does not update other dired buffers. Use dired-relist-entry for that. | |
1000 | (beginning-of-line) | |
6482fcac RS |
1001 | (let ((char (following-char)) (opoint (point)) |
1002 | (buffer-read-only)) | |
dd87891b RS |
1003 | (delete-region (point) (progn (forward-line 1) (point))) |
1004 | (if file | |
1005 | (progn | |
24193f35 | 1006 | (dired-add-entry file nil t) |
dd87891b RS |
1007 | ;; Replace space by old marker without moving point. |
1008 | ;; Faster than goto+insdel inside a save-excursion? | |
1009 | (subst-char-in-region opoint (1+ opoint) ?\040 char)))) | |
1010 | (dired-move-to-filename)) | |
1011 | ||
d443f37c | 1012 | ;;;###autoload |
dd87891b RS |
1013 | (defun dired-add-file (filename &optional marker-char) |
1014 | (dired-fun-in-all-buffers | |
b2a59df0 | 1015 | (file-name-directory filename) (file-name-nondirectory filename) |
dd87891b RS |
1016 | (function dired-add-entry) filename marker-char)) |
1017 | ||
24193f35 | 1018 | (defun dired-add-entry (filename &optional marker-char relative) |
dd87891b RS |
1019 | ;; Add a new entry for FILENAME, optionally marking it |
1020 | ;; with MARKER-CHAR (a character, else dired-marker-char is used). | |
1021 | ;; Note that this adds the entry `out of order' if files sorted by | |
1022 | ;; time, etc. | |
1023 | ;; At least this version inserts in the right subdirectory (if present). | |
1024 | ;; And it skips "." or ".." (see `dired-trivial-filenames'). | |
1025 | ;; Hidden subdirs are exposed if a file is added there. | |
1026 | (setq filename (directory-file-name filename)) | |
1027 | ;; Entry is always for files, even if they happen to also be directories | |
24193f35 | 1028 | (let* ((opoint (point)) |
03679a46 GM |
1029 | (cur-dir (dired-current-directory)) |
1030 | (orig-file-name filename) | |
1031 | (directory (if relative cur-dir (file-name-directory filename))) | |
1032 | reason) | |
24193f35 RS |
1033 | (setq filename |
1034 | (if relative | |
1035 | (file-relative-name filename directory) | |
1036 | (file-name-nondirectory filename)) | |
dd87891b RS |
1037 | reason |
1038 | (catch 'not-found | |
1039 | (if (string= directory cur-dir) | |
1040 | (progn | |
1041 | (skip-chars-forward "^\r\n") | |
1042 | (if (eq (following-char) ?\r) | |
1043 | (dired-unhide-subdir)) | |
1044 | ;; We are already where we should be, except when | |
e5369aad | 1045 | ;; point is before the subdir line or its total line. |
dd87891b RS |
1046 | (let ((p (dired-after-subdir-garbage cur-dir))) |
1047 | (if (< (point) p) | |
1048 | (goto-char p)))) | |
1049 | ;; else try to find correct place to insert | |
1050 | (if (dired-goto-subdir directory) | |
03679a46 GM |
1051 | (progn ;; unhide if necessary |
1052 | (if (looking-at "\r") ;; point is at end of subdir line | |
dd87891b RS |
1053 | (dired-unhide-subdir)) |
1054 | ;; found - skip subdir and `total' line | |
1055 | ;; and uninteresting files like . and .. | |
1056 | ;; This better not moves into the next subdir! | |
1057 | (dired-goto-next-nontrivial-file)) | |
1058 | ;; not found | |
1059 | (throw 'not-found "Subdir not found"))) | |
225feba2 | 1060 | (let (buffer-read-only opoint) |
dd87891b | 1061 | (beginning-of-line) |
225feba2 | 1062 | (setq opoint (point)) |
e5369aad | 1063 | ;; Don't expand `.'. Show just the file name within directory. |
60e4eb54 | 1064 | (let ((default-directory directory)) |
e5369aad RS |
1065 | (dired-insert-directory directory |
1066 | (concat dired-actual-switches "d") | |
1067 | (list filename))) | |
416f1c6f | 1068 | (goto-char opoint) |
e5369aad RS |
1069 | ;; Put in desired marker char. |
1070 | (when marker-char | |
1071 | (let ((dired-marker-char | |
1072 | (if (integerp marker-char) marker-char dired-marker-char))) | |
ac28c6ca | 1073 | (dired-mark nil))) |
cb79b372 RS |
1074 | ;; Compensate for a bug in ange-ftp. |
1075 | ;; It inserts the file's absolute name, rather than | |
1076 | ;; the relative one. That may be hard to fix since it | |
1077 | ;; is probably controlled by something in ftp. | |
edb8d73e | 1078 | (goto-char opoint) |
0c713b6f | 1079 | (let ((inserted-name (dired-get-filename 'verbatim))) |
cb79b372 | 1080 | (if (file-name-directory inserted-name) |
e5369aad | 1081 | (let (props) |
cb79b372 | 1082 | (end-of-line) |
e5369aad RS |
1083 | (forward-char (- (length inserted-name))) |
1084 | (setq props (text-properties-at (point))) | |
1085 | (delete-char (length inserted-name)) | |
1086 | (let ((pt (point))) | |
1087 | (insert filename) | |
1088 | (set-text-properties pt (point) props)) | |
cb79b372 RS |
1089 | (forward-char 1)) |
1090 | (forward-line 1))) | |
dd87891b | 1091 | (forward-line -1) |
03679a46 GM |
1092 | (if dired-after-readin-hook ;; the subdir-alist is not affected... |
1093 | (save-excursion ;; ...so we can run it right now: | |
dd87891b RS |
1094 | (save-restriction |
1095 | (beginning-of-line) | |
1096 | (narrow-to-region (point) (save-excursion | |
1097 | (forward-line 1) (point))) | |
1098 | (run-hooks 'dired-after-readin-hook)))) | |
1099 | (dired-move-to-filename)) | |
1100 | ;; return nil if all went well | |
1101 | nil)) | |
03679a46 | 1102 | (if reason ; don't move away on failure |
dd87891b | 1103 | (goto-char opoint)) |
03679a46 | 1104 | (not reason))) ; return t on success, nil else |
dd87891b | 1105 | |
dd87891b RS |
1106 | (defun dired-after-subdir-garbage (dir) |
1107 | ;; Return pos of first file line of DIR, skipping header and total | |
1108 | ;; or wildcard lines. | |
1109 | ;; Important: never moves into the next subdir. | |
1110 | ;; DIR is assumed to be unhidden. | |
dd87891b RS |
1111 | (save-excursion |
1112 | (or (dired-goto-subdir dir) (error "This cannot happen")) | |
1113 | (forward-line 1) | |
1114 | (while (and (not (eolp)) ; don't cross subdir boundary | |
1115 | (not (dired-move-to-filename))) | |
1116 | (forward-line 1)) | |
1117 | (point))) | |
1118 | ||
d443f37c | 1119 | ;;;###autoload |
dd87891b RS |
1120 | (defun dired-remove-file (file) |
1121 | (dired-fun-in-all-buffers | |
b2a59df0 RS |
1122 | (file-name-directory file) (file-name-nondirectory file) |
1123 | (function dired-remove-entry) file)) | |
dd87891b RS |
1124 | |
1125 | (defun dired-remove-entry (file) | |
1126 | (save-excursion | |
1127 | (and (dired-goto-file file) | |
1128 | (let (buffer-read-only) | |
1129 | (delete-region (progn (beginning-of-line) (point)) | |
1130 | (save-excursion (forward-line 1) (point))))))) | |
1131 | ||
d443f37c | 1132 | ;;;###autoload |
dd87891b | 1133 | (defun dired-relist-file (file) |
e5369aad | 1134 | "Create or update the line for FILE in all Dired buffers it would belong in." |
dd87891b | 1135 | (dired-fun-in-all-buffers (file-name-directory file) |
b2a59df0 | 1136 | (file-name-nondirectory file) |
dd87891b RS |
1137 | (function dired-relist-entry) file)) |
1138 | ||
1139 | (defun dired-relist-entry (file) | |
1140 | ;; Relist the line for FILE, or just add it if it did not exist. | |
57dabf6b | 1141 | ;; FILE must be an absolute file name. |
dd87891b RS |
1142 | (let (buffer-read-only marker) |
1143 | ;; If cursor is already on FILE's line delete-region will cause | |
1144 | ;; save-excursion to fail because of floating makers, | |
1145 | ;; moving point to beginning of line. Sigh. | |
1146 | (save-excursion | |
1147 | (and (dired-goto-file file) | |
1148 | (delete-region (progn (beginning-of-line) | |
1149 | (setq marker (following-char)) | |
1150 | (point)) | |
1151 | (save-excursion (forward-line 1) (point)))) | |
1152 | (setq file (directory-file-name file)) | |
1153 | (dired-add-entry file (if (eq ?\040 marker) nil marker))))) | |
83fadedf | 1154 | \f |
dd87891b RS |
1155 | ;;; Copy, move/rename, making hard and symbolic links |
1156 | ||
91a7e829 | 1157 | (defcustom dired-backup-overwrite nil |
dd87891b | 1158 | "*Non-nil if Dired should ask about making backups before overwriting files. |
91a7e829 RS |
1159 | Special value `always' suppresses confirmation." |
1160 | :type '(choice (const :tag "off" nil) | |
1161 | (const :tag "suppress" always) | |
a9e9b8fa | 1162 | (other :tag "ask" t)) |
91a7e829 | 1163 | :group 'dired) |
dd87891b | 1164 | |
bf0de14d CY |
1165 | ;; This is a fluid var used in dired-handle-overwrite. It should be |
1166 | ;; let-bound whenever dired-copy-file etc are called. See | |
1167 | ;; dired-create-files for an example. | |
1168 | (defvar dired-overwrite-confirmed) | |
6482fcac | 1169 | |
dd87891b | 1170 | (defun dired-handle-overwrite (to) |
e5369aad | 1171 | ;; Save old version of file TO that is to be overwritten. |
6482fcac | 1172 | ;; `dired-overwrite-confirmed' and `overwrite-backup-query' are fluid vars |
dd87891b | 1173 | ;; from dired-create-files. |
d63a6ae0 | 1174 | (let (backup) |
bbfe2308 CY |
1175 | (when (and dired-backup-overwrite |
1176 | dired-overwrite-confirmed | |
1177 | (setq backup (car (find-backup-file-name to))) | |
1178 | (or (eq 'always dired-backup-overwrite) | |
1179 | (dired-query 'overwrite-backup-query | |
1180 | "Make backup for existing file `%s'? " | |
1181 | to))) | |
1182 | (rename-file to backup 0) ; confirm overwrite of old backup | |
1183 | (dired-relist-entry backup)))) | |
dd87891b | 1184 | |
d443f37c | 1185 | ;;;###autoload |
dd87891b RS |
1186 | (defun dired-copy-file (from to ok-flag) |
1187 | (dired-handle-overwrite to) | |
c62a8073 RS |
1188 | (dired-copy-file-recursive from to ok-flag dired-copy-preserve-time t |
1189 | dired-recursive-copies)) | |
dd87891b | 1190 | |
8e845e23 JB |
1191 | (declare-function make-symbolic-link "fileio.c") |
1192 | ||
ba1acd68 RS |
1193 | (defun dired-copy-file-recursive (from to ok-flag &optional |
1194 | preserve-time top recursive) | |
c62a8073 RS |
1195 | (let ((attrs (file-attributes from)) |
1196 | dirfailed) | |
3b68c506 RS |
1197 | (if (and recursive |
1198 | (eq t (car attrs)) | |
1199 | (or (eq recursive 'always) | |
ce5a3ac0 | 1200 | (yes-or-no-p (format "Recursive copies of %s? " from)))) |
3b68c506 | 1201 | ;; This is a directory. |
89242dda JB |
1202 | (let ((mode (file-modes from)) |
1203 | (files | |
c62a8073 RS |
1204 | (condition-case err |
1205 | (directory-files from nil dired-re-no-dot) | |
1206 | (file-error | |
1207 | (push (dired-make-relative from) | |
1208 | dired-create-files-failures) | |
1209 | (dired-log "Copying error for %s:\n%s\n" from err) | |
1210 | (setq dirfailed t) | |
1211 | nil)))) | |
3b68c506 | 1212 | (if (eq recursive 'top) (setq recursive 'always)) ; Don't ask any more. |
c62a8073 RS |
1213 | (unless dirfailed |
1214 | (if (file-exists-p to) | |
1215 | (or top (dired-handle-overwrite to)) | |
1216 | (condition-case err | |
7138d3f9 CY |
1217 | ;; We used to call set-file-modes here, but on some |
1218 | ;; Linux kernels, that returns an error on vfat | |
1219 | ;; filesystems | |
e6979d6e CY |
1220 | (let ((default-mode (default-file-modes))) |
1221 | (unwind-protect | |
1222 | (progn | |
1223 | (set-default-file-modes #o700) | |
1224 | (make-directory to)) | |
1225 | (set-default-file-modes default-mode))) | |
c62a8073 RS |
1226 | (file-error |
1227 | (push (dired-make-relative from) | |
1228 | dired-create-files-failures) | |
1229 | (setq files nil) | |
1230 | (dired-log "Copying error for %s:\n%s\n" from err))))) | |
7a547817 RS |
1231 | (dolist (file files) |
1232 | (let ((thisfrom (expand-file-name file from)) | |
1233 | (thisto (expand-file-name file to))) | |
1234 | ;; Catch errors copying within a directory, | |
1235 | ;; and report them through the dired log mechanism | |
1236 | ;; just as our caller will do for the top level files. | |
1237 | (condition-case err | |
1238 | (dired-copy-file-recursive | |
1239 | thisfrom thisto | |
1240 | ok-flag preserve-time nil recursive) | |
1241 | (file-error | |
1242 | (push (dired-make-relative thisfrom) | |
1243 | dired-create-files-failures) | |
89242dda JB |
1244 | (dired-log "Copying error for %s:\n%s\n" thisfrom err))))) |
1245 | (when (file-directory-p to) | |
1246 | (set-file-modes to mode))) | |
3b68c506 RS |
1247 | ;; Not a directory. |
1248 | (or top (dired-handle-overwrite to)) | |
c62a8073 RS |
1249 | (condition-case err |
1250 | (if (stringp (car attrs)) | |
1251 | ;; It is a symlink | |
1252 | (make-symbolic-link (car attrs) to ok-flag) | |
1253 | (copy-file from to ok-flag dired-copy-preserve-time)) | |
4a725859 | 1254 | (file-date-error |
c62a8073 RS |
1255 | (push (dired-make-relative from) |
1256 | dired-create-files-failures) | |
7a547817 | 1257 | (dired-log "Can't set date on %s:\n%s\n" from err)))))) |
ba1acd68 | 1258 | |
d443f37c | 1259 | ;;;###autoload |
e5369aad RS |
1260 | (defun dired-rename-file (file newname ok-if-already-exists) |
1261 | (dired-handle-overwrite newname) | |
1262 | (rename-file file newname ok-if-already-exists) ; error is caught in -create-files | |
dd87891b | 1263 | ;; Silently rename the visited file of any buffer visiting this file. |
e5369aad RS |
1264 | (and (get-file-buffer file) |
1265 | (with-current-buffer (get-file-buffer file) | |
1266 | (set-visited-file-name newname nil t))) | |
1267 | (dired-remove-file file) | |
dd87891b | 1268 | ;; See if it's an inserted subdir, and rename that, too. |
e5369aad | 1269 | (dired-rename-subdir file newname)) |
dd87891b RS |
1270 | |
1271 | (defun dired-rename-subdir (from-dir to-dir) | |
1272 | (setq from-dir (file-name-as-directory from-dir) | |
1273 | to-dir (file-name-as-directory to-dir)) | |
b2a59df0 | 1274 | (dired-fun-in-all-buffers from-dir nil |
dd87891b RS |
1275 | (function dired-rename-subdir-1) from-dir to-dir) |
1276 | ;; Update visited file name of all affected buffers | |
9df38cef RS |
1277 | (let ((expanded-from-dir (expand-file-name from-dir)) |
1278 | (blist (buffer-list))) | |
dd87891b RS |
1279 | (while blist |
1280 | (save-excursion | |
9df38cef | 1281 | (set-buffer (car blist)) |
dd87891b | 1282 | (if (and buffer-file-name |
9df38cef | 1283 | (dired-in-this-tree buffer-file-name expanded-from-dir)) |
dd87891b | 1284 | (let ((modflag (buffer-modified-p)) |
83fadedf | 1285 | (to-file (dired-replace-in-string |
dd87891b RS |
1286 | (concat "^" (regexp-quote from-dir)) |
1287 | to-dir | |
1288 | buffer-file-name))) | |
1289 | (set-visited-file-name to-file) | |
1290 | (set-buffer-modified-p modflag)))) | |
1291 | (setq blist (cdr blist))))) | |
1292 | ||
1293 | (defun dired-rename-subdir-1 (dir to) | |
1294 | ;; Rename DIR to TO in headerlines and dired-subdir-alist, if DIR or | |
1295 | ;; one of its subdirectories is expanded in this buffer. | |
9df38cef RS |
1296 | (let ((expanded-dir (expand-file-name dir)) |
1297 | (alist dired-subdir-alist) | |
dd87891b RS |
1298 | (elt nil)) |
1299 | (while alist | |
1300 | (setq elt (car alist) | |
1301 | alist (cdr alist)) | |
9df38cef | 1302 | (if (dired-in-this-tree (car elt) expanded-dir) |
dd87891b RS |
1303 | ;; ELT's subdir is affected by the rename |
1304 | (dired-rename-subdir-2 elt dir to))) | |
1305 | (if (equal dir default-directory) | |
1306 | ;; if top level directory was renamed, lots of things have to be | |
1307 | ;; updated: | |
1308 | (progn | |
1309 | (dired-unadvertise dir) ; we no longer dired DIR... | |
1310 | (setq default-directory to | |
1311 | dired-directory (expand-file-name;; this is correct | |
1312 | ;; with and without wildcards | |
1313 | (file-name-nondirectory dired-directory) | |
1314 | to)) | |
1315 | (let ((new-name (file-name-nondirectory | |
1316 | (directory-file-name dired-directory)))) | |
1317 | ;; try to rename buffer, but just leave old name if new | |
1318 | ;; name would already exist (don't try appending "<%d>") | |
1319 | (or (get-buffer new-name) | |
1320 | (rename-buffer new-name))) | |
1321 | ;; ... we dired TO now: | |
1322 | (dired-advertise))))) | |
1323 | ||
1324 | (defun dired-rename-subdir-2 (elt dir to) | |
f2260f48 LT |
1325 | ;; Update the headerline and dired-subdir-alist element, as well as |
1326 | ;; dired-switches-alist element, of directory described by | |
1327 | ;; alist-element ELT to reflect the moving of DIR to TO. Thus, ELT | |
1328 | ;; describes either DIR itself or a subdir of DIR. | |
dd87891b RS |
1329 | (save-excursion |
1330 | (let ((regexp (regexp-quote (directory-file-name dir))) | |
1331 | (newtext (directory-file-name to)) | |
1332 | buffer-read-only) | |
1333 | (goto-char (dired-get-subdir-min elt)) | |
1334 | ;; Update subdir headerline in buffer | |
1335 | (if (not (looking-at dired-subdir-regexp)) | |
1336 | (error "%s not found where expected - dired-subdir-alist broken?" | |
1337 | dir) | |
1338 | (goto-char (match-beginning 1)) | |
1339 | (if (re-search-forward regexp (match-end 1) t) | |
1340 | (replace-match newtext t t) | |
1341 | (error "Expected to find `%s' in headerline of %s" dir (car elt)))) | |
f2260f48 LT |
1342 | ;; Update buffer-local dired-subdir-alist and dired-switches-alist |
1343 | (let ((cons (assoc-string (car elt) dired-switches-alist)) | |
1344 | (cur-dir (dired-normalize-subdir | |
1345 | (dired-replace-in-string regexp newtext (car elt))))) | |
1346 | (setcar elt cur-dir) | |
1347 | (when cons (setcar cons cur-dir)))))) | |
83fadedf | 1348 | \f |
dd87891b RS |
1349 | ;; The basic function for half a dozen variations on cp/mv/ln/ln -s. |
1350 | (defun dired-create-files (file-creator operation fn-list name-constructor | |
1351 | &optional marker-char) | |
1352 | ||
1353 | ;; Create a new file for each from a list of existing files. The user | |
1354 | ;; is queried, dired buffers are updated, and at the end a success or | |
1355 | ;; failure message is displayed | |
1356 | ||
1357 | ;; FILE-CREATOR must accept three args: oldfile newfile ok-if-already-exists | |
1358 | ||
1359 | ;; It is called for each file and must create newfile, the entry of | |
1360 | ;; which will be added. The user will be queried if the file already | |
1361 | ;; exists. If oldfile is removed by FILE-CREATOR (i.e, it is a | |
1362 | ;; rename), it is FILE-CREATOR's responsibility to update dired | |
a7acbbe4 | 1363 | ;; buffers. FILE-CREATOR must abort by signaling a file-error if it |
dd87891b RS |
1364 | ;; could not create newfile. The error is caught and logged. |
1365 | ||
1366 | ;; OPERATION (a capitalized string, e.g. `Copy') describes the | |
1367 | ;; operation performed. It is used for error logging. | |
1368 | ||
57dabf6b | 1369 | ;; FN-LIST is the list of files to copy (full absolute file names). |
dd87891b RS |
1370 | |
1371 | ;; NAME-CONSTRUCTOR returns a newfile for every oldfile, or nil to | |
1372 | ;; skip. If it skips files for other reasons than a direct user | |
1373 | ;; query, it is supposed to tell why (using dired-log). | |
1374 | ||
1375 | ;; Optional MARKER-CHAR is a character with which to mark every | |
1376 | ;; newfile's entry, or t to use the current marker character if the | |
1377 | ;; oldfile was marked. | |
1378 | ||
c62a8073 RS |
1379 | (let (dired-create-files-failures failures |
1380 | skipped (success-count 0) (total (length fn-list))) | |
dd87891b RS |
1381 | (let (to overwrite-query |
1382 | overwrite-backup-query) ; for dired-handle-overwrite | |
04509548 SM |
1383 | (dolist (from fn-list) |
1384 | (setq to (funcall name-constructor from)) | |
1385 | (if (equal to from) | |
1386 | (progn | |
1387 | (setq to nil) | |
1388 | (dired-log "Cannot %s to same file: %s\n" | |
1389 | (downcase operation) from))) | |
1390 | (if (not to) | |
1391 | (setq skipped (cons (dired-make-relative from) skipped)) | |
1392 | (let* ((overwrite (file-exists-p to)) | |
1393 | (dired-overwrite-confirmed ; for dired-handle-overwrite | |
1394 | (and overwrite | |
1395 | (let ((help-form '(format "\ | |
dd87891b RS |
1396 | Type SPC or `y' to overwrite file `%s', |
1397 | DEL or `n' to skip to next, | |
1398 | ESC or `q' to not overwrite any of the remaining files, | |
1399 | `!' to overwrite all remaining files with no more questions." to))) | |
04509548 SM |
1400 | (dired-query 'overwrite-query |
1401 | "Overwrite `%s'?" to)))) | |
1402 | ;; must determine if FROM is marked before file-creator | |
1403 | ;; gets a chance to delete it (in case of a move). | |
1404 | (actual-marker-char | |
1405 | (cond ((integerp marker-char) marker-char) | |
1406 | (marker-char (dired-file-marker from)) ; slow | |
1407 | (t nil)))) | |
1408 | (condition-case err | |
1409 | (progn | |
1410 | (funcall file-creator from to dired-overwrite-confirmed) | |
1411 | (if overwrite | |
1412 | ;; If we get here, file-creator hasn't been aborted | |
1413 | ;; and the old entry (if any) has to be deleted | |
1414 | ;; before adding the new entry. | |
1415 | (dired-remove-file to)) | |
1416 | (setq success-count (1+ success-count)) | |
1417 | (message "%s: %d of %d" operation success-count total) | |
1418 | (dired-add-file to actual-marker-char)) | |
1419 | (file-error ; FILE-CREATOR aborted | |
1420 | (progn | |
1421 | (push (dired-make-relative from) | |
1422 | failures) | |
1423 | (dired-log "%s `%s' to `%s' failed:\n%s\n" | |
1424 | operation from to err)))))))) | |
dd87891b | 1425 | (cond |
c62a8073 RS |
1426 | (dired-create-files-failures |
1427 | (setq failures (nconc failures dired-create-files-failures)) | |
1428 | (dired-log-summary | |
1429 | (format "%s failed for %d file%s in %d requests" | |
1430 | operation (length failures) | |
1431 | (dired-plural-s (length failures)) | |
1432 | total) | |
1433 | failures)) | |
dd87891b RS |
1434 | (failures |
1435 | (dired-log-summary | |
1436 | (format "%s failed for %d of %d file%s" | |
c62a8073 RS |
1437 | operation (length failures) |
1438 | total (dired-plural-s total)) | |
dd87891b RS |
1439 | failures)) |
1440 | (skipped | |
1441 | (dired-log-summary | |
1442 | (format "%s: %d of %d file%s skipped" | |
1443 | operation (length skipped) total | |
1444 | (dired-plural-s total)) | |
1445 | skipped)) | |
1446 | (t | |
1447 | (message "%s: %s file%s" | |
1448 | operation success-count (dired-plural-s success-count))))) | |
1449 | (dired-move-to-filename)) | |
83fadedf | 1450 | \f |
dd87891b | 1451 | (defun dired-do-create-files (op-symbol file-creator operation arg |
616e14f4 SM |
1452 | &optional marker-char op1 |
1453 | how-to) | |
1454 | "Create a new file for each marked file. | |
1455 | Prompts user for target, which is a directory in which to create | |
1456 | the new files. Target may be a plain file if only one marked | |
dcaf31d3 EZ |
1457 | file exists. The way the default for the target directory is |
1458 | computed depends on the value of `dired-dwim-target-directory'. | |
616e14f4 SM |
1459 | OP-SYMBOL is the symbol for the operation. Function `dired-mark-pop-up' |
1460 | will determine whether pop-ups are appropriate for this OP-SYMBOL. | |
1461 | FILE-CREATOR and OPERATION as in `dired-create-files'. | |
1462 | ARG as in `dired-get-marked-files'. | |
1463 | Optional arg MARKER-CHAR as in `dired-create-files'. | |
1464 | Optional arg OP1 is an alternate form for OPERATION if there is | |
1465 | only one file. | |
1466 | Optional arg HOW-TO is used to set the value of the into-dir variable | |
1467 | which determines how to treat target. | |
1468 | If into-dir is set to nil then target is not regarded as a directory, | |
1469 | there must be exactly one marked file, else error. | |
1470 | Else if into-dir is set to a list, then target is a generalized | |
1471 | directory (e.g. some sort of archive). The first element of into-dir | |
1472 | must be a function with at least four arguments: | |
1473 | operation as OPERATION above. | |
1474 | rfn-list a list of the relative names for the marked files. | |
1475 | fn-list a list of the absolute names for the marked files. | |
1476 | target. | |
1477 | The rest of into-dir are optional arguments. | |
1478 | Else into-dir is not a list. Target is a directory. | |
1479 | The marked file(s) are created inside the target directory. | |
1480 | ||
1481 | If HOW-TO is not given (or nil), then into-dir is set to true if | |
1482 | target is a directory and otherwise to nil. | |
1483 | Else if HOW-TO is t, then into-dir is set to nil. | |
1484 | Else HOW-TO is assumed to be a function of one argument, target, | |
1485 | that looks at target and returns a value for the into-dir | |
1486 | variable. The function `dired-into-dir-with-symlinks' is provided | |
1487 | for the case (common when creating symlinks) that symbolic | |
1488 | links to directories are not to be considered as directories | |
1489 | (as `file-directory-p' would if HOW-TO had been nil)." | |
dd87891b RS |
1490 | (or op1 (setq op1 operation)) |
1491 | (let* ((fn-list (dired-get-marked-files nil arg)) | |
ba1acd68 RS |
1492 | (rfn-list (mapcar (function dired-make-relative) fn-list)) |
1493 | (dired-one-file ; fluid variable inside dired-create-files | |
1494 | (and (consp fn-list) (null (cdr fn-list)) (car fn-list))) | |
75ab0c79 GM |
1495 | (target-dir (dired-dwim-target-directory)) |
1496 | (default (and dired-one-file | |
1497 | (expand-file-name (file-name-nondirectory (car fn-list)) | |
1498 | target-dir))) | |
ba1acd68 | 1499 | (target (expand-file-name ; fluid variable inside dired-create-files |
dd87891b | 1500 | (dired-mark-read-file-name |
ba1acd68 | 1501 | (concat (if dired-one-file op1 operation) " %s to: ") |
75ab0c79 | 1502 | target-dir op-symbol arg rfn-list default))) |
325fec3c EZ |
1503 | (into-dir (cond ((null how-to) |
1504 | ;; Allow DOS/Windows users to change the letter | |
1505 | ;; case of a directory. If we don't test these | |
1506 | ;; conditions up front, file-directory-p below | |
1507 | ;; will return t because the filesystem is | |
1508 | ;; case-insensitive, and Emacs will try to move | |
1509 | ;; foo -> foo/foo, which fails. | |
c60ee5e7 | 1510 | (if (and (memq system-type '(ms-dos windows-nt cygwin)) |
325fec3c EZ |
1511 | (eq op-symbol 'move) |
1512 | dired-one-file | |
1513 | (string= (downcase | |
1514 | (expand-file-name (car fn-list))) | |
1515 | (downcase | |
1516 | (expand-file-name target))) | |
1517 | (not (string= | |
1518 | (file-name-nondirectory (car fn-list)) | |
1519 | (file-name-nondirectory target)))) | |
1520 | nil | |
1521 | (file-directory-p target))) | |
dd87891b RS |
1522 | ((eq how-to t) nil) |
1523 | (t (funcall how-to target))))) | |
ba1acd68 RS |
1524 | (if (and (consp into-dir) (functionp (car into-dir))) |
1525 | (apply (car into-dir) operation rfn-list fn-list target (cdr into-dir)) | |
1526 | (if (not (or dired-one-file into-dir)) | |
1527 | (error "Marked %s: target must be a directory: %s" operation target)) | |
1528 | ;; rename-file bombs when moving directories unless we do this: | |
1529 | (or into-dir (setq target (directory-file-name target))) | |
1530 | (dired-create-files | |
1531 | file-creator operation fn-list | |
1532 | (if into-dir ; target is a directory | |
1533 | ;; This function uses fluid variable target when called | |
1534 | ;; inside dired-create-files: | |
1535 | (function | |
1536 | (lambda (from) | |
1537 | (expand-file-name (file-name-nondirectory from) target))) | |
1538 | (function (lambda (from) target))) | |
1539 | marker-char)))) | |
dd87891b RS |
1540 | |
1541 | ;; Read arguments for a marked-files command that wants a file name, | |
1542 | ;; perhaps popping up the list of marked files. | |
1543 | ;; ARG is the prefix arg and indicates whether the files came from | |
1544 | ;; marks (ARG=nil) or a repeat factor (integerp ARG). | |
1545 | ;; If the current file was used, the list has but one element and ARG | |
1546 | ;; does not matter. (It is non-nil, non-integer in that case, namely '(4)). | |
64666d2d MB |
1547 | ;; DEFAULT is the default value to return if the user just hits RET; |
1548 | ;; if it is omitted or nil, then the name of the directory is used. | |
dd87891b | 1549 | |
64666d2d MB |
1550 | (defun dired-mark-read-file-name (prompt dir op-symbol arg files |
1551 | &optional default) | |
dd87891b RS |
1552 | (dired-mark-pop-up |
1553 | nil op-symbol files | |
1554 | (function read-file-name) | |
64666d2d | 1555 | (format prompt (dired-mark-prompt arg files)) dir default)) |
dd87891b RS |
1556 | |
1557 | (defun dired-dwim-target-directory () | |
1558 | ;; Try to guess which target directory the user may want. | |
1559 | ;; If there is a dired buffer displayed in the next window, use | |
1560 | ;; its current subdir, else use current subdir of this dired buffer. | |
1561 | (let ((this-dir (and (eq major-mode 'dired-mode) | |
1562 | (dired-current-directory)))) | |
1563 | ;; non-dired buffer may want to profit from this function, e.g. vm-uudecode | |
1564 | (if dired-dwim-target | |
1565 | (let* ((other-buf (window-buffer (next-window))) | |
1566 | (other-dir (save-excursion | |
1567 | (set-buffer other-buf) | |
1568 | (and (eq major-mode 'dired-mode) | |
1569 | (dired-current-directory))))) | |
1570 | (or other-dir this-dir)) | |
1571 | this-dir))) | |
83fadedf | 1572 | \f |
dd87891b RS |
1573 | ;;;###autoload |
1574 | (defun dired-create-directory (directory) | |
1575 | "Create a directory called DIRECTORY." | |
1576 | (interactive | |
1577 | (list (read-file-name "Create directory: " (dired-current-directory)))) | |
934b4968 JL |
1578 | (let* ((expanded (directory-file-name (expand-file-name directory))) |
1579 | (try expanded) new) | |
1580 | ;; Find the topmost nonexistent parent dir (variable `new') | |
1581 | (while (and try (not (file-exists-p try)) (not (equal new try))) | |
1582 | (setq new try | |
1583 | try (directory-file-name (file-name-directory try)))) | |
1584 | (make-directory expanded t) | |
1585 | (when new | |
1586 | (dired-add-file new) | |
1587 | (dired-move-to-filename)))) | |
dd87891b RS |
1588 | |
1589 | (defun dired-into-dir-with-symlinks (target) | |
1590 | (and (file-directory-p target) | |
1591 | (not (file-symlink-p target)))) | |
1592 | ;; This may not always be what you want, especially if target is your | |
1593 | ;; home directory and it happens to be a symbolic link, as is often the | |
1594 | ;; case with NFS and automounters. Or if you want to make symlinks | |
1595 | ;; into directories that themselves are only symlinks, also quite | |
1596 | ;; common. | |
1597 | ||
1598 | ;; So we don't use this function as value for HOW-TO in | |
1599 | ;; dired-do-symlink, which has the minor disadvantage of | |
1600 | ;; making links *into* a symlinked-dir, when you really wanted to | |
1601 | ;; *overwrite* that symlink. In that (rare, I guess) case, you'll | |
1602 | ;; just have to remove that symlink by hand before making your marked | |
1603 | ;; symlinks. | |
1604 | ||
ba1acd68 | 1605 | (defvar dired-copy-how-to-fn nil |
0ff9b955 | 1606 | "nil or a function used by `dired-do-copy' to determine target. |
ba1acd68 RS |
1607 | See HOW-TO argument for `dired-do-create-files'.") |
1608 | ||
dd87891b RS |
1609 | ;;;###autoload |
1610 | (defun dired-do-copy (&optional arg) | |
1611 | "Copy all marked (or next ARG) files, or copy the current file. | |
1612 | This normally preserves the last-modified date when copying. | |
1613 | When operating on just the current file, you specify the new name. | |
b5458fc2 RS |
1614 | When operating on multiple or marked files, you specify a directory, |
1615 | and new copies of these files are made in that directory | |
dcaf31d3 EZ |
1616 | with the same names that the files currently have. The default |
1617 | suggested for the target directory depends on the value of | |
ec9581d5 RS |
1618 | `dired-dwim-target', which see. |
1619 | ||
1620 | This command copies symbolic links by creating new ones, | |
1621 | like `cp -d'." | |
dd87891b | 1622 | (interactive "P") |
ea185644 | 1623 | (let ((dired-recursive-copies dired-recursive-copies)) |
ba1acd68 | 1624 | (dired-do-create-files 'copy (function dired-copy-file) |
de97d5e8 | 1625 | "Copy" |
ea185644 GM |
1626 | arg dired-keep-marker-copy |
1627 | nil dired-copy-how-to-fn))) | |
dd87891b RS |
1628 | |
1629 | ;;;###autoload | |
1630 | (defun dired-do-symlink (&optional arg) | |
1631 | "Make symbolic links to current file or all marked (or next ARG) files. | |
1632 | When operating on just the current file, you specify the new name. | |
1633 | When operating on multiple or marked files, you specify a directory | |
1634 | and new symbolic links are made in that directory | |
dcaf31d3 EZ |
1635 | with the same names that the files currently have. The default |
1636 | suggested for the target directory depends on the value of | |
806f34d6 EZ |
1637 | `dired-dwim-target', which see. |
1638 | ||
1639 | For relative symlinks, use \\[dired-do-relsymlink]." | |
dd87891b RS |
1640 | (interactive "P") |
1641 | (dired-do-create-files 'symlink (function make-symbolic-link) | |
1642 | "Symlink" arg dired-keep-marker-symlink)) | |
1643 | ||
1644 | ;;;###autoload | |
1645 | (defun dired-do-hardlink (&optional arg) | |
1646 | "Add names (hard links) current file or all marked (or next ARG) files. | |
1647 | When operating on just the current file, you specify the new name. | |
1648 | When operating on multiple or marked files, you specify a directory | |
1649 | and new hard links are made in that directory | |
dcaf31d3 EZ |
1650 | with the same names that the files currently have. The default |
1651 | suggested for the target directory depends on the value of | |
1652 | `dired-dwim-target', which see." | |
dd87891b | 1653 | (interactive "P") |
e5369aad | 1654 | (dired-do-create-files 'hardlink (function dired-hardlink) |
dd87891b RS |
1655 | "Hardlink" arg dired-keep-marker-hardlink)) |
1656 | ||
e5369aad RS |
1657 | (defun dired-hardlink (file newname &optional ok-if-already-exists) |
1658 | (dired-handle-overwrite newname) | |
1659 | ;; error is caught in -create-files | |
1660 | (add-name-to-file file newname ok-if-already-exists) | |
1661 | ;; Update the link count | |
1662 | (dired-relist-file file)) | |
1663 | ||
dd87891b RS |
1664 | ;;;###autoload |
1665 | (defun dired-do-rename (&optional arg) | |
1666 | "Rename current file or all marked (or next ARG) files. | |
1667 | When renaming just the current file, you specify the new name. | |
dcaf31d3 | 1668 | When renaming multiple or marked files, you specify a directory. |
e5369aad | 1669 | This command also renames any buffers that are visiting the files. |
dcaf31d3 EZ |
1670 | The default suggested for the target directory depends on the value |
1671 | of `dired-dwim-target', which see." | |
dd87891b RS |
1672 | (interactive "P") |
1673 | (dired-do-create-files 'move (function dired-rename-file) | |
1674 | "Move" arg dired-keep-marker-rename "Rename")) | |
1675 | ;;;###end dired-cp.el | |
83fadedf | 1676 | \f |
dd87891b RS |
1677 | ;;; 5K |
1678 | ;;;###begin dired-re.el | |
1679 | (defun dired-do-create-files-regexp | |
731ffbd9 | 1680 | (file-creator operation arg regexp newname &optional whole-name marker-char) |
dd87891b RS |
1681 | ;; Create a new file for each marked file using regexps. |
1682 | ;; FILE-CREATOR and OPERATION as in dired-create-files. | |
1683 | ;; ARG as in dired-get-marked-files. | |
1684 | ;; Matches each marked file against REGEXP and constructs the new | |
1685 | ;; filename from NEWNAME (like in function replace-match). | |
731ffbd9 | 1686 | ;; Optional arg WHOLE-NAME means match/replace the whole file name |
dd87891b RS |
1687 | ;; instead of only the non-directory part of the file. |
1688 | ;; Optional arg MARKER-CHAR as in dired-create-files. | |
1689 | (let* ((fn-list (dired-get-marked-files nil arg)) | |
1690 | (fn-count (length fn-list)) | |
1691 | (operation-prompt (concat operation " `%s' to `%s'?")) | |
1692 | (rename-regexp-help-form (format "\ | |
1693 | Type SPC or `y' to %s one match, DEL or `n' to skip to next, | |
1694 | `!' to %s all remaining matches with no more questions." | |
1695 | (downcase operation) | |
1696 | (downcase operation))) | |
1697 | (regexp-name-constructor | |
1698 | ;; Function to construct new filename using REGEXP and NEWNAME: | |
731ffbd9 | 1699 | (if whole-name ; easy (but rare) case |
dd87891b RS |
1700 | (function |
1701 | (lambda (from) | |
1702 | (let ((to (dired-string-replace-match regexp from newname)) | |
1703 | ;; must bind help-form directly around call to | |
1704 | ;; dired-query | |
1705 | (help-form rename-regexp-help-form)) | |
1706 | (if to | |
1707 | (and (dired-query 'rename-regexp-query | |
1708 | operation-prompt | |
1709 | from | |
1710 | to) | |
1711 | to) | |
1712 | (dired-log "%s: %s did not match regexp %s\n" | |
1713 | operation from regexp))))) | |
731ffbd9 | 1714 | ;; not whole-name, replace non-directory part only |
dd87891b RS |
1715 | (function |
1716 | (lambda (from) | |
1717 | (let* ((new (dired-string-replace-match | |
1718 | regexp (file-name-nondirectory from) newname)) | |
1719 | (to (and new ; nil means there was no match | |
1720 | (expand-file-name new | |
1721 | (file-name-directory from)))) | |
1722 | (help-form rename-regexp-help-form)) | |
1723 | (if to | |
1724 | (and (dired-query 'rename-regexp-query | |
1725 | operation-prompt | |
1726 | (dired-make-relative from) | |
1727 | (dired-make-relative to)) | |
1728 | to) | |
1729 | (dired-log "%s: %s did not match regexp %s\n" | |
1730 | operation (file-name-nondirectory from) regexp))))))) | |
1731 | rename-regexp-query) | |
1732 | (dired-create-files | |
1733 | file-creator operation fn-list regexp-name-constructor marker-char))) | |
1734 | ||
1735 | (defun dired-mark-read-regexp (operation) | |
1736 | ;; Prompt user about performing OPERATION. | |
731ffbd9 KS |
1737 | ;; Read and return list of: regexp newname arg whole-name. |
1738 | (let* ((whole-name | |
dd87891b RS |
1739 | (equal 0 (prefix-numeric-value current-prefix-arg))) |
1740 | (arg | |
731ffbd9 | 1741 | (if whole-name nil current-prefix-arg)) |
dd87891b RS |
1742 | (regexp |
1743 | (dired-read-regexp | |
731ffbd9 | 1744 | (concat (if whole-name "Abs. " "") operation " from (regexp): "))) |
dd87891b RS |
1745 | (newname |
1746 | (read-string | |
731ffbd9 KS |
1747 | (concat (if whole-name "Abs. " "") operation " " regexp " to: ")))) |
1748 | (list regexp newname arg whole-name))) | |
dd87891b RS |
1749 | |
1750 | ;;;###autoload | |
731ffbd9 | 1751 | (defun dired-do-rename-regexp (regexp newname &optional arg whole-name) |
2b3e941a EZ |
1752 | "Rename selected files whose names match REGEXP to NEWNAME. |
1753 | ||
1754 | With non-zero prefix argument ARG, the command operates on the next ARG | |
1755 | files. Otherwise, it operates on all the marked files, or the current | |
1756 | file if none are marked. | |
1757 | ||
dd87891b RS |
1758 | As each match is found, the user must type a character saying |
1759 | what to do with it. For directions, type \\[help-command] at that time. | |
1760 | NEWNAME may contain \\=\\<n> or \\& as in `query-replace-regexp'. | |
1761 | REGEXP defaults to the last regexp used. | |
57dabf6b RS |
1762 | |
1763 | With a zero prefix arg, renaming by regexp affects the absolute file name. | |
1764 | Normally, only the non-directory part of the file name is used and changed." | |
dd87891b RS |
1765 | (interactive (dired-mark-read-regexp "Rename")) |
1766 | (dired-do-create-files-regexp | |
1767 | (function dired-rename-file) | |
731ffbd9 | 1768 | "Rename" arg regexp newname whole-name dired-keep-marker-rename)) |
dd87891b RS |
1769 | |
1770 | ;;;###autoload | |
731ffbd9 | 1771 | (defun dired-do-copy-regexp (regexp newname &optional arg whole-name) |
2b3e941a | 1772 | "Copy selected files whose names match REGEXP to NEWNAME. |
99c364e4 | 1773 | See function `dired-do-rename-regexp' for more info." |
dd87891b | 1774 | (interactive (dired-mark-read-regexp "Copy")) |
ba1acd68 RS |
1775 | (let ((dired-recursive-copies nil)) ; No recursive copies. |
1776 | (dired-do-create-files-regexp | |
1777 | (function dired-copy-file) | |
1778 | (if dired-copy-preserve-time "Copy [-p]" "Copy") | |
731ffbd9 | 1779 | arg regexp newname whole-name dired-keep-marker-copy))) |
dd87891b RS |
1780 | |
1781 | ;;;###autoload | |
731ffbd9 | 1782 | (defun dired-do-hardlink-regexp (regexp newname &optional arg whole-name) |
2b3e941a | 1783 | "Hardlink selected files whose names match REGEXP to NEWNAME. |
99c364e4 | 1784 | See function `dired-do-rename-regexp' for more info." |
dd87891b RS |
1785 | (interactive (dired-mark-read-regexp "HardLink")) |
1786 | (dired-do-create-files-regexp | |
1787 | (function add-name-to-file) | |
731ffbd9 | 1788 | "HardLink" arg regexp newname whole-name dired-keep-marker-hardlink)) |
dd87891b RS |
1789 | |
1790 | ;;;###autoload | |
731ffbd9 | 1791 | (defun dired-do-symlink-regexp (regexp newname &optional arg whole-name) |
2b3e941a | 1792 | "Symlink selected files whose names match REGEXP to NEWNAME. |
99c364e4 | 1793 | See function `dired-do-rename-regexp' for more info." |
dd87891b RS |
1794 | (interactive (dired-mark-read-regexp "SymLink")) |
1795 | (dired-do-create-files-regexp | |
1796 | (function make-symbolic-link) | |
731ffbd9 | 1797 | "SymLink" arg regexp newname whole-name dired-keep-marker-symlink)) |
dd87891b RS |
1798 | |
1799 | (defun dired-create-files-non-directory | |
1800 | (file-creator basename-constructor operation arg) | |
1801 | ;; Perform FILE-CREATOR on the non-directory part of marked files | |
1802 | ;; using function BASENAME-CONSTRUCTOR, with query for each file. | |
1803 | ;; OPERATION like in dired-create-files, ARG as in dired-get-marked-files. | |
1804 | (let (rename-non-directory-query) | |
1805 | (dired-create-files | |
1806 | file-creator | |
1807 | operation | |
1808 | (dired-get-marked-files nil arg) | |
1809 | (function | |
1810 | (lambda (from) | |
1811 | (let ((to (concat (file-name-directory from) | |
1812 | (funcall basename-constructor | |
1813 | (file-name-nondirectory from))))) | |
1814 | (and (let ((help-form (format "\ | |
1815 | Type SPC or `y' to %s one file, DEL or `n' to skip to next, | |
1816 | `!' to %s all remaining matches with no more questions." | |
1817 | (downcase operation) | |
1818 | (downcase operation)))) | |
1819 | (dired-query 'rename-non-directory-query | |
1820 | (concat operation " `%s' to `%s'") | |
1821 | (dired-make-relative from) | |
1822 | (dired-make-relative to))) | |
1823 | to)))) | |
1824 | dired-keep-marker-rename))) | |
1825 | ||
1826 | (defun dired-rename-non-directory (basename-constructor operation arg) | |
1827 | (dired-create-files-non-directory | |
1828 | (function dired-rename-file) | |
1829 | basename-constructor operation arg)) | |
1830 | ||
1831 | ;;;###autoload | |
1832 | (defun dired-upcase (&optional arg) | |
1833 | "Rename all marked (or next ARG) files to upper case." | |
1834 | (interactive "P") | |
1835 | (dired-rename-non-directory (function upcase) "Rename upcase" arg)) | |
1836 | ||
1837 | ;;;###autoload | |
1838 | (defun dired-downcase (&optional arg) | |
1839 | "Rename all marked (or next ARG) files to lower case." | |
1840 | (interactive "P") | |
1841 | (dired-rename-non-directory (function downcase) "Rename downcase" arg)) | |
1842 | ||
1843 | ;;;###end dired-re.el | |
83fadedf | 1844 | \f |
dd87891b RS |
1845 | ;;; 13K |
1846 | ;;;###begin dired-ins.el | |
1847 | ||
1848 | ;;;###autoload | |
1849 | (defun dired-maybe-insert-subdir (dirname &optional | |
1850 | switches no-error-if-not-dir-p) | |
1851 | "Insert this subdirectory into the same dired buffer. | |
1852 | If it is already present, just move to it (type \\[dired-do-redisplay] to refresh), | |
1853 | else inserts it at its natural place (as `ls -lR' would have done). | |
1854 | With a prefix arg, you may edit the ls switches used for this listing. | |
1855 | You can add `R' to the switches to expand the whole tree starting at | |
1856 | this subdirectory. | |
79d123ad LT |
1857 | This function takes some pains to conform to `ls -lR' output. |
1858 | ||
1859 | Dired remembers switches specified with a prefix arg, so that reverting | |
1860 | the buffer will not reset them. However, using `dired-undo' to re-insert | |
1861 | or delete subdirectories can bypass this machinery. Hence, you sometimes | |
1862 | may have to reset some subdirectory switches after a `dired-undo'. | |
1863 | You can reset all subdirectory switches to the default using | |
fad9e9b4 | 1864 | \\<dired-mode-map>\\[dired-reset-subdir-switches]. |
098c61f2 | 1865 | See Info node `(emacs)Subdir switches' for more details." |
dd87891b RS |
1866 | (interactive |
1867 | (list (dired-get-filename) | |
1868 | (if current-prefix-arg | |
f2260f48 LT |
1869 | (read-string "Switches for listing: " |
1870 | (or dired-subdir-switches dired-actual-switches))))) | |
dd87891b RS |
1871 | (let ((opoint (point))) |
1872 | ;; We don't need a marker for opoint as the subdir is always | |
1873 | ;; inserted *after* opoint. | |
1874 | (setq dirname (file-name-as-directory dirname)) | |
1875 | (or (and (not switches) | |
1876 | (dired-goto-subdir dirname)) | |
1877 | (dired-insert-subdir dirname switches no-error-if-not-dir-p)) | |
1878 | ;; Push mark so that it's easy to find back. Do this after the | |
1879 | ;; insert message so that the user sees the `Mark set' message. | |
1880 | (push-mark opoint))) | |
1881 | ||
72af9867 | 1882 | ;;;###autoload |
dd87891b RS |
1883 | (defun dired-insert-subdir (dirname &optional switches no-error-if-not-dir-p) |
1884 | "Insert this subdirectory into the same dired buffer. | |
1885 | If it is already present, overwrites previous entry, | |
1886 | else inserts it at its natural place (as `ls -lR' would have done). | |
1887 | With a prefix arg, you may edit the `ls' switches used for this listing. | |
1888 | You can add `R' to the switches to expand the whole tree starting at | |
1889 | this subdirectory. | |
1890 | This function takes some pains to conform to `ls -lR' output." | |
1891 | ;; NO-ERROR-IF-NOT-DIR-P needed for special filesystems like | |
1892 | ;; Prospero where dired-ls does the right thing, but | |
1893 | ;; file-directory-p has not been redefined. | |
1894 | (interactive | |
1895 | (list (dired-get-filename) | |
1896 | (if current-prefix-arg | |
f2260f48 LT |
1897 | (read-string "Switches for listing: " |
1898 | (or dired-subdir-switches dired-actual-switches))))) | |
dd87891b | 1899 | (setq dirname (file-name-as-directory (expand-file-name dirname))) |
dd87891b RS |
1900 | (or no-error-if-not-dir-p |
1901 | (file-directory-p dirname) | |
1902 | (error "Attempt to insert a non-directory: %s" dirname)) | |
1903 | (let ((elt (assoc dirname dired-subdir-alist)) | |
f2260f48 LT |
1904 | (cons (assoc-string dirname dired-switches-alist)) |
1905 | (modflag (buffer-modified-p)) | |
1906 | (old-switches switches) | |
1907 | switches-have-R mark-alist case-fold-search buffer-read-only) | |
1908 | (and (not switches) cons (setq switches (cdr cons))) | |
1909 | (dired-insert-subdir-validate dirname switches) | |
dd87891b RS |
1910 | ;; case-fold-search is nil now, so we can test for capital `R': |
1911 | (if (setq switches-have-R (and switches (string-match "R" switches))) | |
1912 | ;; avoid duplicated subdirs | |
1913 | (setq mark-alist (dired-kill-tree dirname t))) | |
1914 | (if elt | |
1915 | ;; If subdir is already present, remove it and remember its marks | |
1916 | (setq mark-alist (nconc (dired-insert-subdir-del elt) mark-alist)) | |
1917 | (dired-insert-subdir-newpos dirname)) ; else compute new position | |
1918 | (dired-insert-subdir-doupdate | |
1919 | dirname elt (dired-insert-subdir-doinsert dirname switches)) | |
f2260f48 LT |
1920 | (when old-switches |
1921 | (if cons | |
1922 | (setcdr cons switches) | |
1923 | (push (cons dirname switches) dired-switches-alist))) | |
1924 | (when switches-have-R | |
1925 | (dired-build-subdir-alist switches) | |
081e4397 | 1926 | (setq switches (dired-replace-in-string "R" "" switches)) |
f2260f48 LT |
1927 | (dolist (cur-ass dired-subdir-alist) |
1928 | (let ((cur-dir (car cur-ass))) | |
1929 | (and (dired-in-this-tree cur-dir dirname) | |
f2260f48 LT |
1930 | (let ((cur-cons (assoc-string cur-dir dired-switches-alist))) |
1931 | (if cur-cons | |
1932 | (setcdr cur-cons switches) | |
1933 | (push (cons cur-dir switches) dired-switches-alist))))))) | |
dd87891b | 1934 | (dired-initial-position dirname) |
f2260f48 LT |
1935 | (save-excursion (dired-mark-remembered mark-alist)) |
1936 | (restore-buffer-modified-p modflag))) | |
dd87891b | 1937 | |
dd87891b RS |
1938 | (defun dired-insert-subdir-validate (dirname &optional switches) |
1939 | ;; Check that it is valid to insert DIRNAME with SWITCHES. | |
1940 | ;; Signal an error if invalid (e.g. user typed `i' on `..'). | |
d443f37c | 1941 | (or (dired-in-this-tree dirname (expand-file-name default-directory)) |
dd87891b | 1942 | (error "%s: not in this directory tree" dirname)) |
f2260f48 LT |
1943 | (let ((real-switches (or switches dired-subdir-switches))) |
1944 | (when real-switches | |
dd87891b RS |
1945 | (let (case-fold-search) |
1946 | (mapcar | |
1947 | (function | |
1948 | (lambda (x) | |
f2260f48 | 1949 | (or (eq (null (string-match x real-switches)) |
dd87891b | 1950 | (null (string-match x dired-actual-switches))) |
f2260f48 LT |
1951 | (error |
1952 | "Can't have dirs with and without -%s switches together" x)))) | |
dd87891b | 1953 | ;; all switches that make a difference to dired-get-filename: |
f2260f48 | 1954 | '("F" "b")))))) |
dd87891b RS |
1955 | |
1956 | (defun dired-alist-add (dir new-marker) | |
1957 | ;; Add new DIR at NEW-MARKER. Sort alist. | |
1958 | (dired-alist-add-1 dir new-marker) | |
1959 | (dired-alist-sort)) | |
1960 | ||
1961 | (defun dired-alist-sort () | |
1962 | ;; Keep the alist sorted on buffer position. | |
1963 | (setq dired-subdir-alist | |
1964 | (sort dired-subdir-alist | |
1965 | (function (lambda (elt1 elt2) | |
1966 | (> (dired-get-subdir-min elt1) | |
1967 | (dired-get-subdir-min elt2))))))) | |
1968 | ||
0a07c3a9 | 1969 | (defun dired-kill-tree (dirname &optional remember-marks kill-root) |
616e14f4 | 1970 | "Kill all proper subdirs of DIRNAME, excluding DIRNAME itself. |
0a07c3a9 LT |
1971 | Interactively, you can kill DIRNAME as well by using a prefix argument. |
1972 | In interactive use, the command prompts for DIRNAME. | |
1973 | ||
1974 | When called from Lisp, if REMEMBER-MARKS is non-nil, return an alist | |
1975 | of marked files. If KILL-ROOT is non-nil, kill DIRNAME as well." | |
1976 | (interactive "DKill tree below directory: \ni\nP") | |
1977 | (setq dirname (file-name-as-directory (expand-file-name dirname))) | |
dd87891b RS |
1978 | (let ((s-alist dired-subdir-alist) dir m-alist) |
1979 | (while s-alist | |
1980 | (setq dir (car (car s-alist)) | |
1981 | s-alist (cdr s-alist)) | |
0a07c3a9 LT |
1982 | (and (or kill-root (not (string-equal dir dirname))) |
1983 | (dired-in-this-tree dir dirname) | |
1984 | (dired-goto-subdir dir) | |
1985 | (setq m-alist (nconc (dired-kill-subdir remember-marks) m-alist)))) | |
dd87891b RS |
1986 | m-alist)) |
1987 | ||
1988 | (defun dired-insert-subdir-newpos (new-dir) | |
1989 | ;; Find pos for new subdir, according to tree order. | |
1990 | ;;(goto-char (point-max)) | |
1991 | (let ((alist dired-subdir-alist) elt dir pos new-pos) | |
1992 | (while alist | |
1993 | (setq elt (car alist) | |
1994 | alist (cdr alist) | |
1995 | dir (car elt) | |
1996 | pos (dired-get-subdir-min elt)) | |
1997 | (if (dired-tree-lessp dir new-dir) | |
1998 | ;; Insert NEW-DIR after DIR | |
1999 | (setq new-pos (dired-get-subdir-max elt) | |
2000 | alist nil))) | |
2001 | (goto-char new-pos)) | |
2002 | ;; want a separating newline between subdirs | |
2003 | (or (eobp) | |
2004 | (forward-line -1)) | |
2005 | (insert "\n") | |
2006 | (point)) | |
2007 | ||
2008 | (defun dired-insert-subdir-del (element) | |
2009 | ;; Erase an already present subdir (given by ELEMENT) from buffer. | |
2010 | ;; Move to that buffer position. Return a mark-alist. | |
2011 | (let ((begin-marker (dired-get-subdir-min element))) | |
2012 | (goto-char begin-marker) | |
2013 | ;; Are at beginning of subdir (and inside it!). Now determine its end: | |
2014 | (goto-char (dired-subdir-max)) | |
2015 | (or (eobp);; want a separating newline _between_ subdirs: | |
2016 | (forward-char -1)) | |
2017 | (prog1 | |
2018 | (dired-remember-marks begin-marker (point)) | |
2019 | (delete-region begin-marker (point))))) | |
2020 | ||
2021 | (defun dired-insert-subdir-doinsert (dirname switches) | |
e5369aad | 2022 | ;; Insert ls output after point. |
dd87891b | 2023 | ;; Return the boundary of the inserted text (as list of BEG and END). |
349254d3 AS |
2024 | (save-excursion |
2025 | (let ((begin (point))) | |
349254d3 AS |
2026 | (let ((dired-actual-switches |
2027 | (or switches | |
f2260f48 | 2028 | dired-subdir-switches |
349254d3 AS |
2029 | (dired-replace-in-string "R" "" dired-actual-switches)))) |
2030 | (if (equal dirname (car (car (last dired-subdir-alist)))) | |
2031 | ;; If doing the top level directory of the buffer, | |
2032 | ;; redo it as specified in dired-directory. | |
2033 | (dired-readin-insert) | |
2034 | (dired-insert-directory dirname dired-actual-switches nil nil t))) | |
349254d3 | 2035 | (list begin (point))))) |
dd87891b RS |
2036 | |
2037 | (defun dired-insert-subdir-doupdate (dirname elt beg-end) | |
2038 | ;; Point is at the correct subdir alist position for ELT, | |
2039 | ;; BEG-END is the subdir-region (as list of begin and end). | |
2040 | (if elt ; subdir was already present | |
2041 | ;; update its position (should actually be unchanged) | |
2042 | (set-marker (dired-get-subdir-min elt) (point-marker)) | |
2043 | (dired-alist-add dirname (point-marker))) | |
2044 | ;; The hook may depend on the subdir-alist containing the just | |
2045 | ;; inserted subdir, so run it after dired-alist-add: | |
2046 | (if dired-after-readin-hook | |
2047 | (save-excursion | |
2048 | (let ((begin (nth 0 beg-end)) | |
2049 | (end (nth 1 beg-end))) | |
2050 | (goto-char begin) | |
2051 | (save-restriction | |
2052 | (narrow-to-region begin end) | |
2053 | ;; hook may add or delete lines, but the subdir boundary | |
2054 | ;; marker floats | |
2055 | (run-hooks 'dired-after-readin-hook)))))) | |
2056 | ||
2057 | (defun dired-tree-lessp (dir1 dir2) | |
57dabf6b | 2058 | ;; Lexicographic order on file name components, like `ls -lR': |
4837b516 GM |
2059 | ;; DIR1 < DIR2 if DIR1 comes *before* DIR2 in an `ls -lR' listing, |
2060 | ;; i.e., if DIR1 is a (grand)parent dir of DIR2, | |
dd87891b RS |
2061 | ;; or DIR1 and DIR2 are in the same parentdir and their last |
2062 | ;; components are string-lessp. | |
2063 | ;; Thus ("/usr/" "/usr/bin") and ("/usr/a/" "/usr/b/") are tree-lessp. | |
2064 | ;; string-lessp could arguably be replaced by file-newer-than-file-p | |
2065 | ;; if dired-actual-switches contained `t'. | |
2066 | (setq dir1 (file-name-as-directory dir1) | |
2067 | dir2 (file-name-as-directory dir2)) | |
2068 | (let ((components-1 (dired-split "/" dir1)) | |
2069 | (components-2 (dired-split "/" dir2))) | |
2070 | (while (and components-1 | |
2071 | components-2 | |
2072 | (equal (car components-1) (car components-2))) | |
2073 | (setq components-1 (cdr components-1) | |
2074 | components-2 (cdr components-2))) | |
2075 | (let ((c1 (car components-1)) | |
2076 | (c2 (car components-2))) | |
2077 | ||
2078 | (cond ((and c1 c2) | |
2079 | (string-lessp c1 c2)) | |
2080 | ((and (null c1) (null c2)) | |
2081 | nil) ; they are equal, not lessp | |
2082 | ((null c1) ; c2 is a subdir of c1: c1<c2 | |
2083 | t) | |
2084 | ((null c2) ; c1 is a subdir of c2: c1>c2 | |
2085 | nil) | |
2086 | (t (error "This can't happen")))))) | |
2087 | ||
2088 | ;; There should be a builtin split function - inverse to mapconcat. | |
2089 | (defun dired-split (pat str &optional limit) | |
2090 | "Splitting on regexp PAT, turn string STR into a list of substrings. | |
2091 | Optional third arg LIMIT (>= 1) is a limit to the length of the | |
2092 | resulting list. | |
2093 | Thus, if SEP is a regexp that only matches itself, | |
2094 | ||
2095 | (mapconcat 'identity (dired-split SEP STRING) SEP) | |
2096 | ||
2097 | is always equal to STRING." | |
2098 | (let* ((start (string-match pat str)) | |
2099 | (result (list (substring str 0 start))) | |
2100 | (count 1) | |
2101 | (end (if start (match-end 0)))) | |
2102 | (if end ; else nothing left | |
2103 | (while (and (or (not (integerp limit)) | |
2104 | (< count limit)) | |
2105 | (string-match pat str end)) | |
2106 | (setq start (match-beginning 0) | |
2107 | count (1+ count) | |
2108 | result (cons (substring str end start) result) | |
2109 | end (match-end 0) | |
2110 | start end) | |
2111 | )) | |
2112 | (if (and (or (not (integerp limit)) | |
2113 | (< count limit)) | |
2114 | end) ; else nothing left | |
2115 | (setq result | |
2116 | (cons (substring str end) result))) | |
2117 | (nreverse result))) | |
83fadedf | 2118 | \f |
dd87891b RS |
2119 | ;;; moving by subdirectories |
2120 | ||
dd87891b RS |
2121 | ;;;###autoload |
2122 | (defun dired-prev-subdir (arg &optional no-error-if-not-found no-skip) | |
2123 | "Go to previous subdirectory, regardless of level. | |
2124 | When called interactively and not on a subdir line, go to this subdir's line." | |
2125 | ;;(interactive "p") | |
2126 | (interactive | |
2127 | (list (if current-prefix-arg | |
2128 | (prefix-numeric-value current-prefix-arg) | |
2129 | ;; if on subdir start already, don't stay there! | |
2130 | (if (dired-get-subdir) 1 0)))) | |
2131 | (dired-next-subdir (- arg) no-error-if-not-found no-skip)) | |
2132 | ||
2133 | (defun dired-subdir-min () | |
2134 | (save-excursion | |
2135 | (if (not (dired-prev-subdir 0 t t)) | |
2136 | (error "Not in a subdir!") | |
2137 | (point)))) | |
2138 | ||
2139 | ;;;###autoload | |
2140 | (defun dired-goto-subdir (dir) | |
2141 | "Go to end of header line of DIR in this dired buffer. | |
2142 | Return value of point on success, otherwise return nil. | |
2143 | The next char is either \\n, or \\r if DIR is hidden." | |
2144 | (interactive | |
2145 | (prog1 ; let push-mark display its message | |
2146 | (list (expand-file-name | |
2147 | (completing-read "Goto in situ directory: " ; prompt | |
2148 | dired-subdir-alist ; table | |
2149 | nil ; predicate | |
2150 | t ; require-match | |
2151 | (dired-current-directory)))) | |
2152 | (push-mark))) | |
2153 | (setq dir (file-name-as-directory dir)) | |
2154 | (let ((elt (assoc dir dired-subdir-alist))) | |
2155 | (and elt | |
2156 | (goto-char (dired-get-subdir-min elt)) | |
2157 | ;; dired-subdir-hidden-p and dired-add-entry depend on point being | |
2158 | ;; at either \r or \n after this function succeeds. | |
2159 | (progn (skip-chars-forward "^\r\n") | |
2160 | (point))))) | |
83fadedf | 2161 | \f |
dd87891b RS |
2162 | ;;;###autoload |
2163 | (defun dired-mark-subdir-files () | |
472974e9 RS |
2164 | "Mark all files except `.' and `..' in current subdirectory. |
2165 | If the Dired buffer shows multiple directories, this command | |
2166 | marks the files listed in the subdirectory that point is in." | |
96149b57 | 2167 | (interactive) |
dd87891b RS |
2168 | (let ((p-min (dired-subdir-min))) |
2169 | (dired-mark-files-in-region p-min (dired-subdir-max)))) | |
2170 | ||
2171 | ;;;###autoload | |
2172 | (defun dired-kill-subdir (&optional remember-marks) | |
2173 | "Remove all lines of current subdirectory. | |
2174 | Lower levels are unaffected." | |
2175 | ;; With optional REMEMBER-MARKS, return a mark-alist. | |
2176 | (interactive) | |
f2260f48 LT |
2177 | (let* ((beg (dired-subdir-min)) |
2178 | (end (dired-subdir-max)) | |
2179 | (modflag (buffer-modified-p)) | |
2180 | (cur-dir (dired-current-directory)) | |
2181 | (cons (assoc-string cur-dir dired-switches-alist)) | |
2182 | buffer-read-only) | |
dd87891b RS |
2183 | (if (equal cur-dir default-directory) |
2184 | (error "Attempt to kill top level directory")) | |
2185 | (prog1 | |
2186 | (if remember-marks (dired-remember-marks beg end)) | |
2187 | (delete-region beg end) | |
2188 | (if (eobp) ; don't leave final blank line | |
2189 | (delete-char -1)) | |
f2260f48 LT |
2190 | (dired-unsubdir cur-dir) |
2191 | (when cons | |
2192 | (setq dired-switches-alist (delete cons dired-switches-alist))) | |
2193 | (restore-buffer-modified-p modflag)))) | |
dd87891b RS |
2194 | |
2195 | (defun dired-unsubdir (dir) | |
2196 | ;; Remove DIR from the alist | |
2197 | (setq dired-subdir-alist | |
2198 | (delq (assoc dir dired-subdir-alist) dired-subdir-alist))) | |
2199 | ||
2200 | ;;;###autoload | |
2201 | (defun dired-tree-up (arg) | |
2202 | "Go up ARG levels in the dired tree." | |
2203 | (interactive "p") | |
2204 | (let ((dir (dired-current-directory))) | |
2205 | (while (>= arg 1) | |
2206 | (setq arg (1- arg) | |
2207 | dir (file-name-directory (directory-file-name dir)))) | |
2208 | ;;(setq dir (expand-file-name dir)) | |
2209 | (or (dired-goto-subdir dir) | |
55535639 | 2210 | (error "Cannot go up to %s - not in this tree" dir)))) |
dd87891b RS |
2211 | |
2212 | ;;;###autoload | |
2213 | (defun dired-tree-down () | |
2214 | "Go down in the dired tree." | |
2215 | (interactive) | |
2216 | (let ((dir (dired-current-directory)) ; has slash | |
2217 | pos case-fold-search) ; filenames are case sensitive | |
2218 | (let ((rest (reverse dired-subdir-alist)) elt) | |
2219 | (while rest | |
2220 | (setq elt (car rest) | |
2221 | rest (cdr rest)) | |
2222 | (if (dired-in-this-tree (directory-file-name (car elt)) dir) | |
2223 | (setq rest nil | |
2224 | pos (dired-goto-subdir (car elt)))))) | |
2225 | (if pos | |
2226 | (goto-char pos) | |
2227 | (error "At the bottom")))) | |
83fadedf | 2228 | \f |
dd87891b RS |
2229 | ;;; hiding |
2230 | ||
2231 | (defun dired-unhide-subdir () | |
2232 | (let (buffer-read-only) | |
2233 | (subst-char-in-region (dired-subdir-min) (dired-subdir-max) ?\r ?\n))) | |
2234 | ||
2235 | (defun dired-hide-check () | |
2236 | (or selective-display | |
2237 | (error "selective-display must be t for subdir hiding to work!"))) | |
2238 | ||
2239 | (defun dired-subdir-hidden-p (dir) | |
2240 | (and selective-display | |
2241 | (save-excursion | |
2242 | (dired-goto-subdir dir) | |
2243 | (looking-at "\r")))) | |
2244 | ||
2245 | ;;;###autoload | |
2246 | (defun dired-hide-subdir (arg) | |
2247 | "Hide or unhide the current subdirectory and move to next directory. | |
2248 | Optional prefix arg is a repeat factor. | |
2249 | Use \\[dired-hide-all] to (un)hide all directories." | |
2250 | (interactive "p") | |
2251 | (dired-hide-check) | |
f2260f48 LT |
2252 | (let ((modflag (buffer-modified-p))) |
2253 | (while (>= (setq arg (1- arg)) 0) | |
2254 | (let* ((cur-dir (dired-current-directory)) | |
2255 | (hidden-p (dired-subdir-hidden-p cur-dir)) | |
2256 | (elt (assoc cur-dir dired-subdir-alist)) | |
2257 | (end-pos (1- (dired-get-subdir-max elt))) | |
2258 | buffer-read-only) | |
2259 | ;; keep header line visible, hide rest | |
2260 | (goto-char (dired-get-subdir-min elt)) | |
2261 | (skip-chars-forward "^\n\r") | |
2262 | (if hidden-p | |
2263 | (subst-char-in-region (point) end-pos ?\r ?\n) | |
2264 | (subst-char-in-region (point) end-pos ?\n ?\r))) | |
2265 | (dired-next-subdir 1 t)) | |
2266 | (restore-buffer-modified-p modflag))) | |
dd87891b RS |
2267 | |
2268 | ;;;###autoload | |
2269 | (defun dired-hide-all (arg) | |
2270 | "Hide all subdirectories, leaving only their header lines. | |
2271 | If there is already something hidden, make everything visible again. | |
2272 | Use \\[dired-hide-subdir] to (un)hide a particular subdirectory." | |
2273 | (interactive "P") | |
2274 | (dired-hide-check) | |
f2260f48 LT |
2275 | (let ((modflag (buffer-modified-p)) |
2276 | buffer-read-only) | |
dd87891b RS |
2277 | (if (save-excursion |
2278 | (goto-char (point-min)) | |
2279 | (search-forward "\r" nil t)) | |
2280 | ;; unhide - bombs on \r in filenames | |
2281 | (subst-char-in-region (point-min) (point-max) ?\r ?\n) | |
2282 | ;; hide | |
2283 | (let ((pos (point-max)) ; pos of end of last directory | |
2284 | (alist dired-subdir-alist)) | |
f2260f48 | 2285 | (while alist ; while there are dirs before pos |
dd87891b RS |
2286 | (subst-char-in-region (dired-get-subdir-min (car alist)) ; pos of prev dir |
2287 | (save-excursion | |
2288 | (goto-char pos) ; current dir | |
2289 | ;; we're somewhere on current dir's line | |
2290 | (forward-line -1) | |
2291 | (point)) | |
2292 | ?\n ?\r) | |
2293 | (setq pos (dired-get-subdir-min (car alist))) ; prev dir gets current dir | |
f2260f48 LT |
2294 | (setq alist (cdr alist))))) |
2295 | (restore-buffer-modified-p modflag))) | |
dd87891b RS |
2296 | |
2297 | ;;;###end dired-ins.el | |
2f14b48d | 2298 | |
83fadedf | 2299 | \f |
b4b6bda2 JL |
2300 | ;; Search only in file names in the Dired buffer. |
2301 | ||
2302 | (defcustom dired-isearch-filenames nil | |
2303 | "*If non-nil, Isearch in Dired matches only file names." | |
2304 | :type '(choice (const :tag "No restrictions" nil) | |
2305 | (const :tag "Isearch only in file names" dired-filename)) | |
2306 | :group 'dired | |
2307 | :version "23.1") | |
2308 | ||
2309 | (defvar dired-isearch-orig-success-function nil) | |
2310 | ||
27f7e9b5 | 2311 | ;;;###autoload |
b4b6bda2 JL |
2312 | (defun dired-isearch-filenames-setup () |
2313 | "Set up isearch to search in Dired file names. | |
2314 | Intended to be added to `isearch-mode-hook'." | |
2315 | (when dired-isearch-filenames | |
2316 | (setq dired-isearch-orig-success-function | |
2317 | (default-value 'isearch-success-function)) | |
2318 | (setq-default isearch-success-function 'dired-isearch-success-function) | |
2319 | (add-hook 'isearch-mode-end-hook 'dired-isearch-filenames-end nil t))) | |
2320 | ||
2321 | (defun dired-isearch-filenames-end () | |
2322 | "Clean up the Dired file name search after terminating isearch." | |
2323 | (setq-default isearch-success-function dired-isearch-orig-success-function) | |
2324 | (remove-hook 'isearch-mode-end-hook 'dired-isearch-filenames-end t)) | |
2325 | ||
2326 | (defun dired-isearch-success-function (beg end) | |
2327 | "Match only at visible regions with the text property `dired-filename'." | |
2328 | (and (isearch-success-function-default beg end) | |
2329 | (if dired-isearch-filenames | |
2330 | (text-property-not-all (min beg end) (max beg end) | |
2331 | 'dired-filename nil) | |
2332 | t))) | |
2333 | ||
2334 | ;;;###autoload | |
2335 | (defun dired-isearch-filenames () | |
2336 | "Search for a string using Isearch only in file names in the Dired buffer." | |
2337 | (interactive) | |
2338 | (let ((dired-isearch-filenames t)) | |
2339 | (isearch-forward))) | |
2340 | ||
2341 | ;;;###autoload | |
2342 | (defun dired-isearch-filenames-regexp () | |
2343 | "Search for a regexp using Isearch only in file names in the Dired buffer." | |
2344 | (interactive) | |
2345 | (let ((dired-isearch-filenames t)) | |
2346 | (isearch-forward-regexp))) | |
2347 | ||
2348 | \f | |
2297e912 RM |
2349 | ;; Functions for searching in tags style among marked files. |
2350 | ||
160c8be6 JL |
2351 | ;;;###autoload |
2352 | (defun dired-do-isearch () | |
2353 | "Search for a string through all marked files using Isearch." | |
2354 | (interactive) | |
2355 | (multi-isearch-files | |
2356 | (dired-get-marked-files nil nil 'dired-nondirectory-p))) | |
2357 | ||
2358 | ;;;###autoload | |
2359 | (defun dired-do-isearch-regexp () | |
2360 | "Search for a regexp through all marked files using Isearch." | |
2361 | (interactive) | |
2362 | (multi-isearch-files-regexp | |
2363 | (dired-get-marked-files nil nil 'dired-nondirectory-p))) | |
2364 | ||
2297e912 | 2365 | ;;;###autoload |
5c0b696b | 2366 | (defun dired-do-search (regexp) |
2297e912 RM |
2367 | "Search through all marked files for a match for REGEXP. |
2368 | Stops when a match is found. | |
2369 | To continue searching for next match, use command \\[tags-loop-continue]." | |
2370 | (interactive "sSearch marked files (regexp): ") | |
5e514c27 | 2371 | (tags-search regexp '(dired-get-marked-files nil nil 'dired-nondirectory-p))) |
2297e912 RM |
2372 | |
2373 | ;;;###autoload | |
be3981a8 | 2374 | (defun dired-do-query-replace-regexp (from to &optional delimited) |
5c0b696b | 2375 | "Do `query-replace-regexp' of FROM with TO, on all marked files. |
2297e912 | 2376 | Third arg DELIMITED (prefix arg) means replace only word-delimited matches. |
e5374284 | 2377 | If you exit (\\[keyboard-quit], RET or q), you can resume the query replace |
2297e912 RM |
2378 | with the command \\[tags-loop-continue]." |
2379 | (interactive | |
0751a704 JL |
2380 | (let ((common |
2381 | (query-replace-read-args | |
2382 | "Query replace regexp in marked files" t t))) | |
2383 | (list (nth 0 common) (nth 1 common) (nth 2 common)))) | |
d1c553c8 RS |
2384 | (dolist (file (dired-get-marked-files nil nil 'dired-nondirectory-p)) |
2385 | (let ((buffer (get-file-buffer file))) | |
2386 | (if (and buffer (with-current-buffer buffer | |
2387 | buffer-read-only)) | |
60a8f928 | 2388 | (error "File `%s' is visited read-only" file)))) |
5e514c27 RS |
2389 | (tags-query-replace from to delimited |
2390 | '(dired-get-marked-files nil nil 'dired-nondirectory-p))) | |
2391 | ||
2392 | (defun dired-nondirectory-p (file) | |
2393 | (not (file-directory-p file))) | |
83fadedf | 2394 | \f |
ee6be958 MB |
2395 | ;;;###autoload |
2396 | (defun dired-show-file-type (file &optional deref-symlinks) | |
2397 | "Print the type of FILE, according to the `file' command. | |
2398 | If FILE is a symbolic link and the optional argument DEREF-SYMLINKS is | |
edb8d73e | 2399 | true then the type of the file linked to by FILE is printed instead." |
ee6be958 | 2400 | (interactive (list (dired-get-filename t) current-prefix-arg)) |
edb8d73e | 2401 | (with-temp-buffer |
ee6be958 | 2402 | (if deref-symlinks |
384bcc64 RS |
2403 | (call-process "file" nil t t "-L" "--" file) |
2404 | (call-process "file" nil t t "--" file)) | |
ee6be958 MB |
2405 | (when (bolp) |
2406 | (backward-delete-char 1)) | |
6de40a0c | 2407 | (message "%s" (buffer-string)))) |
2297e912 | 2408 | |
80ec9ac5 RS |
2409 | (provide 'dired-aux) |
2410 | ||
cbee283d | 2411 | ;; arch-tag: 4b508de9-a153-423d-8d3f-a1bbd86f4f60 |
e5167999 | 2412 | ;;; dired-aux.el ends here |