* lisp/delsel.el (electric-newline-and-maybe-indent): Mark it as well.
[bpt/emacs.git] / lisp / dired.el
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295fb2ac 1;;; dired.el --- directory-browsing commands -*- lexical-binding: t -*-
52041219 2
ba318903 3;; Copyright (C) 1985-1986, 1992-1997, 2000-2014 Free Software
ab422c4d 4;; Foundation, Inc.
ab67260b 5
b36b40ae 6;; Author: Sebastian Kremer <sk@thp.uni-koeln.de>
34dc21db 7;; Maintainer: emacs-devel@gnu.org
565132a3 8;; Keywords: files
bd78fa1d 9;; Package: emacs
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10
11;; This file is part of GNU Emacs.
12
eb3fa2cf 13;; GNU Emacs is free software: you can redistribute it and/or modify
84fc2cfa 14;; it under the terms of the GNU General Public License as published by
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15;; the Free Software Foundation, either version 3 of the License, or
16;; (at your option) any later version.
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17
18;; GNU Emacs is distributed in the hope that it will be useful,
19;; but WITHOUT ANY WARRANTY; without even the implied warranty of
20;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21;; GNU General Public License for more details.
22
23;; You should have received a copy of the GNU General Public License
eb3fa2cf 24;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
84fc2cfa 25
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26;;; Commentary:
27
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28;; This is a major mode for directory browsing and editing.
29;; It is documented in the Emacs manual.
e41b2db1 30
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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
52041219 35;;; Code:
492d2437 36
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37(declare-function dired-buffer-more-recently-used-p
38 "dired-x" (buffer1 buffer2))
39
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40;;; Customizable variables
41
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42(defgroup dired nil
43 "Directory editing."
d7aed37c 44 :link '(custom-manual "(emacs)Dired")
ca66efd1 45 :group 'files)
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46
47(defgroup dired-mark nil
68d2f12f 48 "Handling marks in Dired."
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49 :prefix "dired-"
50 :group 'dired)
51
52
84fc2cfa 53;;;###autoload
6bdad9ae 54(defcustom dired-listing-switches (purecopy "-al")
9201cc28 55 "Switches passed to `ls' for Dired. MUST contain the `l' option.
492d2437 56May contain all other options that don't contradict `-l';
b36b40ae 57may contain even `F', `b', `i' and `s'. See also the variable
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58`dired-ls-F-marks-symlinks' concerning the `F' switch.
59On systems such as MS-DOS and MS-Windows, which use `ls' emulation in Lisp,
60some of the `ls' switches are not supported; see the doc string of
a6d231bb 61`insert-directory' in `ls-lisp.el' for more details."
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62 :type 'string
63 :group 'dired)
84fc2cfa 64
bff7c1ad 65(defcustom dired-subdir-switches nil
5553077c 66 "If non-nil, switches passed to `ls' for inserting subdirectories.
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67If nil, `dired-listing-switches' is used."
68 :group 'dired
69 :type '(choice (const :tag "Use dired-listing-switches" nil)
70 (string :tag "Switches")))
492d2437 71
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72(defcustom dired-chown-program
73 (purecopy (cond ((executable-find "chown") "chown")
74 ((file-executable-p "/usr/sbin/chown") "/usr/sbin/chown")
75 ((file-executable-p "/etc/chown") "/etc/chown")
76 (t "chown")))
77 "Name of chown command (usually `chown')."
78 :group 'dired
79 :type 'file)
80
81(defcustom dired-use-ls-dired 'unspecified
6240145a 82 "Non-nil means Dired should pass the \"--dired\" option to \"ls\".
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83The special value of `unspecified' means to check explicitly, and
84save the result in this variable. This is performed the first
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85time `dired-insert-directory' is called.
86
87Note that if you set this option to nil, either through choice or
88because your \"ls\" program does not support \"--dired\", Dired
89will fail to parse some \"unusual\" file names, e.g. those with leading
90spaces. You might want to install ls from GNU Coreutils, which does
91support this option. Alternatively, you might want to use Emacs's
92own emulation of \"ls\", by using:
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93 (setq ls-lisp-use-insert-directory-program nil)
94 (require 'ls-lisp)
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95This is used by default on MS Windows, which does not have an \"ls\" program.
96Note that `ls-lisp' does not support as many options as GNU ls, though.
97For more details, see Info node `(emacs)ls in Lisp'."
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98 :group 'dired
99 :type '(choice (const :tag "Check for --dired support" unspecified)
100 (const :tag "Do not use --dired" nil)
101 (other :tag "Use --dired" t)))
102
103(defcustom dired-chmod-program "chmod"
104 "Name of chmod command (usually `chmod')."
105 :group 'dired
106 :type 'file)
107
108(defcustom dired-touch-program "touch"
109 "Name of touch command (usually `touch')."
110 :group 'dired
111 :type 'file)
57654b8c 112
286c247d 113(defcustom dired-ls-F-marks-symlinks nil
9201cc28 114 "Informs Dired about how `ls -lF' marks symbolic links.
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115Set this to t if `ls' (or whatever program is specified by
116`insert-directory-program') with `-lF' marks the symbolic link
492d2437 117itself with a trailing @ (usually the case under Ultrix).
84fc2cfa 118
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119Example: if `ln -s foo bar; ls -F bar' gives `bar -> foo', set it to
120nil (the default), if it gives `bar@ -> foo', set it to t.
121
122Dired checks if there is really a @ appended. Thus, if you have a
123marking `ls' program on one host and a non-marking on another host, and
124don't care about symbolic links which really end in a @, you can
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125always set this variable to t."
126 :type 'boolean
127 :group 'dired-mark)
492d2437 128
aaa448c9 129(defcustom dired-trivial-filenames (purecopy "^\\.\\.?$\\|^#")
9201cc28 130 "Regexp of files to skip when finding first file of a directory.
492d2437 131A value of nil means move to the subdir line.
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132A value of t means move to first file."
133 :type '(choice (const :tag "Move to subdir" nil)
134 (const :tag "Move to first" t)
135 regexp)
136 :group 'dired)
492d2437 137
286c247d 138(defcustom dired-keep-marker-rename t
492d2437 139 ;; Use t as default so that moved files "take their markers with them".
9201cc28 140 "Controls marking of renamed files.
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141If t, files keep their previous marks when they are renamed.
142If a character, renamed files (whether previously marked or not)
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143are afterward marked with that character.
144This option affects only files renamed by `dired-do-rename' and
145`dired-do-rename-regexp'. See `wdired-keep-marker-rename'
146if you want to do the same for files renamed in WDired mode."
286c247d 147 :type '(choice (const :tag "Keep" t)
e2f022a3 148 (character :tag "Mark" :value ?R))
286c247d 149 :group 'dired-mark)
492d2437 150
286c247d 151(defcustom dired-keep-marker-copy ?C
9201cc28 152 "Controls marking of copied files.
492d2437 153If t, copied files are marked if and as the corresponding original files were.
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154If a character, copied files are unconditionally marked with that character."
155 :type '(choice (const :tag "Keep" t)
156 (character :tag "Mark"))
157 :group 'dired-mark)
492d2437 158
286c247d 159(defcustom dired-keep-marker-hardlink ?H
9201cc28 160 "Controls marking of newly made hard links.
492d2437 161If t, they are marked if and as the files linked to were marked.
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162If a character, new links are unconditionally marked with that character."
163 :type '(choice (const :tag "Keep" t)
164 (character :tag "Mark"))
165 :group 'dired-mark)
492d2437 166
286c247d 167(defcustom dired-keep-marker-symlink ?Y
9201cc28 168 "Controls marking of newly made symbolic links.
492d2437 169If t, they are marked if and as the files linked to were marked.
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170If a character, new links are unconditionally marked with that character."
171 :type '(choice (const :tag "Keep" t)
172 (character :tag "Mark"))
173 :group 'dired-mark)
492d2437 174
286c247d 175(defcustom dired-dwim-target nil
9201cc28 176 "If non-nil, Dired tries to guess a default target directory.
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177This means: if there is a Dired buffer displayed in the next
178window, use its current directory, instead of this Dired buffer's
179current directory.
492d2437 180
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181The target is used in the prompt for file copy, rename etc."
182 :type 'boolean
183 :group 'dired)
492d2437 184
286c247d 185(defcustom dired-copy-preserve-time t
9201cc28 186 "If non-nil, Dired preserves the last-modified time in a file copy.
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187\(This works on only some systems.)"
188 :type 'boolean
189 :group 'dired)
492d2437 190
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191; These variables were deleted and the replacements are on files.el.
192; We leave aliases behind for back-compatibility.
193(defvaralias 'dired-free-space-program 'directory-free-space-program)
194(defvaralias 'dired-free-space-args 'directory-free-space-args)
195
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196;;; Hook variables
197
c2792945 198(defcustom dired-load-hook nil
ee680b2b 199 "Run after loading Dired.
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200You can customize key bindings or load extensions with this."
201 :group 'dired
202 :type 'hook)
492d2437 203
c2792945 204(defcustom dired-mode-hook nil
ee680b2b 205 "Run at the very end of `dired-mode'."
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206 :group 'dired
207 :type 'hook)
492d2437 208
c2792945 209(defcustom dired-before-readin-hook nil
cedf5c9d 210 "This hook is run before a Dired buffer is read in (created or reverted)."
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211 :group 'dired
212 :type 'hook)
492d2437 213
c2792945 214(defcustom dired-after-readin-hook nil
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215 "Hook run after each time a file or directory is read by Dired.
216After each listing of a file or directory, this hook is run
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217with the buffer narrowed to the listing."
218 :group 'dired
219 :type 'hook)
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220;; Note this can't simply be run inside function `dired-ls' as the hook
221;; functions probably depend on the dired-subdir-alist to be OK.
222
1d42e5b6 223(defcustom dired-initial-position-hook nil
d4466a91 224 "This hook is used to position the point.
72962dd8 225It is run by the function `dired-initial-position'."
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226 :group 'dired
227 :type 'hook
228 :version "24.4")
229
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230(defcustom dired-dnd-protocol-alist
231 '(("^file:///" . dired-dnd-handle-local-file)
232 ("^file://" . dired-dnd-handle-file)
233 ("^file:" . dired-dnd-handle-local-file))
234 "The functions to call when a drop in `dired-mode' is made.
235See `dnd-protocol-alist' for more information. When nil, behave
3db7bf54 236as in other buffers. Changing this option is effective only for
cedf5c9d 237new Dired buffers."
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238 :type '(choice (repeat (cons (regexp) (function)))
239 (const :tag "Behave as in other buffers" nil))
240 :version "22.1"
241 :group 'dired)
242
a2a538b1 243(defcustom dired-hide-details-hide-symlink-targets t
52695556 244 "Non-nil means `dired-hide-details-mode' hides symbolic link targets."
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245 :type 'boolean
246 :version "24.4"
247 :group 'dired)
248
249(defcustom dired-hide-details-hide-information-lines t
52695556 250 "Non-nil means `dired-hide-details-mode' hides all but header and file lines."
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251 :type 'boolean
252 :version "24.4"
253 :group 'dired)
254
2b2059d8 255;; Internal variables
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256
257(defvar dired-marker-char ?* ; the answer is 42
258 ;; so that you can write things like
259 ;; (let ((dired-marker-char ?X))
260 ;; ;; great code using X markers ...
261 ;; )
262 ;; For example, commands operating on two sets of files, A and B.
263 ;; Or marking files with digits 0-9. This could implicate
264 ;; concentric sets or an order for the marked files.
265 ;; The code depends on dynamic scoping on the marker char.
266 "In Dired, the current mark character.
884b7f9d 267This is what the do-commands look for, and what the mark-commands store.")
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268
269(defvar dired-del-marker ?D
270 "Character used to flag files for deletion.")
271
ee680b2b 272(defvar dired-shrink-to-fit t
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273;; I see no reason ever to make this nil -- rms.
274;; (> baud-rate search-slow-speed)
492d2437 275 "Non-nil means Dired shrinks the display buffer to fit the marked files.")
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276(make-obsolete-variable 'dired-shrink-to-fit
277 "use the Customization interface to add a new rule
278to `display-buffer-alist' where condition regexp is \"^ \\*Marked Files\\*$\",
279action argument symbol is `window-height' and its value is nil." "24.3")
492d2437 280
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281(defvar dired-file-version-alist)
282
e956c609 283;;;###autoload
492d2437 284(defvar dired-directory nil
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285 "The directory name or wildcard spec that this Dired directory lists.
286Local to each Dired buffer. May be a list, in which case the car is the
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287directory name and the cdr is the list of files to mention.
288The directory name must be absolute, but need not be fully expanded.")
492d2437 289
9903d828 290;; Beware of "-l;reboot" etc. See bug#3230.
75da6eb9 291(defun dired-safe-switches-p (switches)
cedf5c9d 292 "Return non-nil if string SWITCHES does not look risky for Dired."
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293 (or (not switches)
294 (and (stringp switches)
295 (< (length switches) 100) ; arbitrary
cedf5c9d 296 (string-match-p "\\` *-[- [:alnum:]]+\\'" switches))))
75da6eb9 297
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298(defvar dired-actual-switches nil
299 "The value of `dired-listing-switches' used to make this buffer's text.")
300
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301(put 'dired-actual-switches 'safe-local-variable 'dired-safe-switches-p)
302
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303(defvar dired-re-inode-size "[0-9 \t]*"
304 "Regexp for optional initial inode and file size as made by `ls -i -s'.")
305
306;; These regexps must be tested at beginning-of-line, but are also
307;; used to search for next matches, so neither omitting "^" nor
308;; replacing "^" by "\n" (to make it slightly faster) will work.
309
310(defvar dired-re-mark "^[^ \n]")
311;; "Regexp matching a marked line.
312;; Important: the match ends just after the marker."
313(defvar dired-re-maybe-mark "^. ")
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314;; The [^:] part after "d" and "l" is to avoid confusion with the
315;; DOS/Windows-style drive letters in directory names, like in "d:/foo".
316(defvar dired-re-dir (concat dired-re-maybe-mark dired-re-inode-size "d[^:]"))
317(defvar dired-re-sym (concat dired-re-maybe-mark dired-re-inode-size "l[^:]"))
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318(defvar dired-re-exe;; match ls permission string of an executable file
319 (mapconcat (function
320 (lambda (x)
321 (concat dired-re-maybe-mark dired-re-inode-size x)))
322 '("-[-r][-w][xs][-r][-w].[-r][-w]."
323 "-[-r][-w].[-r][-w][xs][-r][-w]."
324 "-[-r][-w].[-r][-w].[-r][-w][xst]")
325 "\\|"))
e6cecd2b 326(defvar dired-re-perms "[-bcdlps][-r][-w].[-r][-w].[-r][-w].")
147e214c 327(defvar dired-re-dot "^.* \\.\\.?/?$")
492d2437 328
5553077c 329;; The subdirectory names in the next two lists are expanded.
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330(defvar dired-subdir-alist nil
331 "Association list of subdirectories and their buffer positions.
332Each subdirectory has an element: (DIRNAME . STARTMARKER).
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333The order of elements is the reverse of the order in the buffer.
334In simple cases, this list contains one element.")
492d2437 335
cedf5c9d 336(defvar-local dired-switches-alist nil
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337 "Keeps track of which switches to use for inserted subdirectories.
338This is an alist of the form (SUBDIR . SWITCHES).")
5553077c 339
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340(defvaralias 'dired-move-to-filename-regexp
341 'directory-listing-before-filename-regexp)
342
cdf156a9 343(defvar dired-subdir-regexp "^. \\([^\n\r]+\\)\\(:\\)[\n\r]"
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344 "Regexp matching a maybe hidden subdirectory line in `ls -lR' output.
345Subexpression 1 is the subdirectory proper, no trailing colon.
346The match starts at the beginning of the line and ends after the end
347of the line (\\n or \\r).
348Subexpression 2 must end right before the \\n or \\r.")
349
0b0e6651 350(defgroup dired-faces nil
ee680b2b 351 "Faces used by Dired."
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352 :group 'dired
353 :group 'faces)
354
355(defface dired-header
356 '((t (:inherit font-lock-type-face)))
357 "Face used for directory headers."
358 :group 'dired-faces
bf247b6e 359 :version "22.1")
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360(defvar dired-header-face 'dired-header
361 "Face name used for directory headers.")
362
363(defface dired-mark
364 '((t (:inherit font-lock-constant-face)))
cedf5c9d 365 "Face used for Dired marks."
0b0e6651 366 :group 'dired-faces
bf247b6e 367 :version "22.1")
0b0e6651 368(defvar dired-mark-face 'dired-mark
cedf5c9d 369 "Face name used for Dired marks.")
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370
371(defface dired-marked
bc987f8b 372 '((t (:inherit warning)))
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373 "Face used for marked files."
374 :group 'dired-faces
bf247b6e 375 :version "22.1")
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376(defvar dired-marked-face 'dired-marked
377 "Face name used for marked files.")
378
379(defface dired-flagged
bc987f8b 380 '((t (:inherit error)))
58274504 381 "Face used for files flagged for deletion."
0b0e6651 382 :group 'dired-faces
bf247b6e 383 :version "22.1")
0b0e6651 384(defvar dired-flagged-face 'dired-flagged
58274504 385 "Face name used for files flagged for deletion.")
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386
387(defface dired-warning
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388 ;; Inherit from font-lock-warning-face since with min-colors 8
389 ;; font-lock-comment-face is not colored any more.
390 '((t (:inherit font-lock-warning-face)))
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391 "Face used to highlight a part of a buffer that needs user attention."
392 :group 'dired-faces
bf247b6e 393 :version "22.1")
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394(defvar dired-warning-face 'dired-warning
395 "Face name used for a part of a buffer that needs user attention.")
396
0199e765 397(defface dired-perm-write
38838c80 398 '((((type w32 pc)) :inherit default) ;; These default to rw-rw-rw.
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399 ;; Inherit from font-lock-comment-delimiter-face since with min-colors 8
400 ;; font-lock-comment-face is not colored any more.
0199e765 401 (t (:inherit font-lock-comment-delimiter-face)))
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402 "Face used to highlight permissions of group- and world-writable files."
403 :group 'dired-faces
404 :version "22.2")
0199e765 405(defvar dired-perm-write-face 'dired-perm-write
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406 "Face name used for permissions of group- and world-writable files.")
407
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408(defface dired-directory
409 '((t (:inherit font-lock-function-name-face)))
410 "Face used for subdirectories."
411 :group 'dired-faces
bf247b6e 412 :version "22.1")
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413(defvar dired-directory-face 'dired-directory
414 "Face name used for subdirectories.")
415
416(defface dired-symlink
417 '((t (:inherit font-lock-keyword-face)))
418 "Face used for symbolic links."
419 :group 'dired-faces
bf247b6e 420 :version "22.1")
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421(defvar dired-symlink-face 'dired-symlink
422 "Face name used for symbolic links.")
423
424(defface dired-ignored
cf78a467 425 '((t (:inherit shadow)))
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426 "Face used for files suffixed with `completion-ignored-extensions'."
427 :group 'dired-faces
bf247b6e 428 :version "22.1")
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429(defvar dired-ignored-face 'dired-ignored
430 "Face name used for files suffixed with `completion-ignored-extensions'.")
431
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432(defvar dired-font-lock-keywords
433 (list
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434 ;;
435 ;; Dired marks.
436 (list dired-re-mark '(0 dired-mark-face))
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437 ;;
438 ;; We make heavy use of MATCH-ANCHORED, since the regexps don't identify the
439 ;; file name itself. We search for Dired defined regexps, and then use the
440 ;; Dired defined function `dired-move-to-filename' before searching for the
441 ;; simple regexp ".+". It is that regexp which matches the file name.
442 ;;
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443 ;; Marked files.
444 (list (concat "^[" (char-to-string dired-marker-char) "]")
445 '(".+" (dired-move-to-filename) nil (0 dired-marked-face)))
446 ;;
447 ;; Flagged files.
448 (list (concat "^[" (char-to-string dired-del-marker) "]")
449 '(".+" (dired-move-to-filename) nil (0 dired-flagged-face)))
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450 ;; People who are paranoid about security would consider this more
451 ;; important than other things such as whether it is a directory.
452 ;; But we don't want to encourage paranoia, so our default
453 ;; should be what's most useful for non-paranoids. -- rms.
454;;; ;;
455;;; ;; Files that are group or world writable.
456;;; (list (concat dired-re-maybe-mark dired-re-inode-size
457;;; "\\([-d]\\(....w....\\|.......w.\\)\\)")
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458;;; '(1 dired-warning-face)
459;;; '(".+" (dired-move-to-filename) nil (0 dired-warning-face)))
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460 ;; However, we don't need to highlight the file name, only the
461 ;; permissions, to win generally. -- fx.
462 ;; Fixme: we could also put text properties on the permission
463 ;; fields with keymaps to frob the permissions, somewhat a la XEmacs.
464 (list (concat dired-re-maybe-mark dired-re-inode-size
f16bcc9a 465 "[-d]....\\(w\\)....") ; group writable
0199e765 466 '(1 dired-perm-write-face))
d7aed37c 467 (list (concat dired-re-maybe-mark dired-re-inode-size
f16bcc9a 468 "[-d].......\\(w\\).") ; world writable
0199e765 469 '(1 dired-perm-write-face))
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470 ;;
471 ;; Subdirectories.
472 (list dired-re-dir
0b0e6651 473 '(".+" (dired-move-to-filename) nil (0 dired-directory-face)))
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474 ;;
475 ;; Symbolic links.
c60ee5e7 476 (list dired-re-sym
0b0e6651 477 '(".+" (dired-move-to-filename) nil (0 dired-symlink-face)))
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478 ;;
479 ;; Files suffixed with `completion-ignored-extensions'.
480 '(eval .
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481 ;; It is quicker to first find just an extension, then go back to the
482 ;; start of that file name. So we do this complex MATCH-ANCHORED form.
483 (list (concat "\\(" (regexp-opt completion-ignored-extensions) "\\|#\\)$")
2225a196
RS
484 '(".+" (dired-move-to-filename) nil (0 dired-ignored-face))))
485 ;;
486 ;; Files suffixed with `completion-ignored-extensions'
487 ;; plus a character put in by -F.
488 '(eval .
489 (list (concat "\\(" (regexp-opt completion-ignored-extensions)
490 "\\|#\\)[*=|]$")
491 '(".+" (progn
492 (end-of-line)
493 ;; If the last character is not part of the filename,
494 ;; move back to the start of the filename
495 ;; so it can be fontified.
496 ;; Otherwise, leave point at the end of the line;
497 ;; that way, nothing is fontified.
498 (unless (get-text-property (1- (point)) 'mouse-face)
499 (dired-move-to-filename)))
500 nil (0 dired-ignored-face))))
a5dad58a
AS
501 ;;
502 ;; Explicitly put the default face on file names ending in a colon to
503 ;; avoid fontifying them as directory header.
504 (list (concat dired-re-maybe-mark dired-re-inode-size dired-re-perms ".*:$")
fc7da30b 505 '(".+" (dired-move-to-filename) nil (0 'default)))
a5dad58a
AS
506 ;;
507 ;; Directory headers.
508 (list dired-subdir-regexp '(1 dired-header-face))
2225a196 509)
2439570d 510 "Additional expressions to highlight in Dired mode.")
65536d1d
RS
511
512(defvar dnd-protocol-alist)
83fadedf 513\f
492d2437
RS
514;;; Macros must be defined before they are used, for the byte compiler.
515
492d2437 516(defmacro dired-mark-if (predicate msg)
d7aed37c
SM
517 "Mark all files for which PREDICATE evals to non-nil.
518PREDICATE is evaluated on each line, with point at beginning of line.
519MSG is a noun phrase for the type of files being marked.
520It should end with a noun that can be pluralized by adding `s'.
521Return value is the number of files marked, or nil if none were marked."
f836b98e 522 `(let ((inhibit-read-only t) count)
8a946354
SS
523 (save-excursion
524 (setq count 0)
e17d05e2
LMI
525 (when ,msg
526 (message "%s %ss%s..."
527 (cond ((eq dired-marker-char ?\040) "Unmarking")
528 ((eq dired-del-marker dired-marker-char)
529 "Flagging")
530 (t "Marking"))
531 ,msg
532 (if (eq dired-del-marker dired-marker-char)
533 " for deletion"
534 "")))
8a946354
SS
535 (goto-char (point-min))
536 (while (not (eobp))
537 (if ,predicate
538 (progn
539 (delete-char 1)
540 (insert dired-marker-char)
541 (setq count (1+ count))))
542 (forward-line 1))
543 (if ,msg (message "%s %s%s %s%s."
544 count
545 ,msg
546 (dired-plural-s count)
547 (if (eq dired-marker-char ?\040) "un" "")
548 (if (eq dired-marker-char dired-del-marker)
549 "flagged" "marked"))))
550 (and (> count 0) count)))
492d2437 551
09b092ad
RS
552(defmacro dired-map-over-marks (body arg &optional show-progress
553 distinguish-one-marked)
91947235 554 "Eval BODY with point on each marked line. Return a list of BODY's results.
1ca0da0e
LMI
555If no marked file could be found, execute BODY on the current
556line. ARG, if non-nil, specifies the files to use instead of the
557marked files.
558
559If ARG is an integer, use the next ARG (or previous -ARG, if
560ARG<0) files. In that case, point is dragged along. This is so
561that commands on the next ARG (instead of the marked) files can
562be chained easily.
563For any other non-nil value of ARG, use the current file.
564
91947235 565If optional third arg SHOW-PROGRESS evaluates to non-nil,
1ca0da0e
LMI
566redisplay the dired buffer after each file is processed.
567
cedf5c9d
JB
568No guarantee is made about the position on the marked line.
569BODY must ensure this itself if it depends on this.
1ca0da0e
LMI
570
571Search starts at the beginning of the buffer, thus the car of the
572list corresponds to the line nearest to the buffer's bottom.
573This is also true for (positive and negative) integer values of
574ARG.
575
09b092ad
RS
576BODY should not be too long as it is expanded four times.
577
1ca0da0e
LMI
578If DISTINGUISH-ONE-MARKED is non-nil, then if we find just one
579marked file, return (t FILENAME) instead of (FILENAME)."
91947235
SM
580 ;;
581 ;;Warning: BODY must not add new lines before point - this may cause an
582 ;;endless loop.
583 ;;This warning should not apply any longer, sk 2-Sep-1991 14:10.
584 `(prog1
f836b98e 585 (let ((inhibit-read-only t) case-fold-search found results)
91947235
SM
586 (if ,arg
587 (if (integerp ,arg)
588 (progn ;; no save-excursion, want to move point.
589 (dired-repeat-over-lines
590 ,arg
591 (function (lambda ()
592 (if ,show-progress (sit-for 0))
593 (setq results (cons ,body results)))))
594 (if (< ,arg 0)
595 (nreverse results)
596 results))
597 ;; non-nil, non-integer ARG means use current file:
598 (list ,body))
599 (let ((regexp (dired-marker-regexp)) next-position)
600 (save-excursion
601 (goto-char (point-min))
602 ;; remember position of next marked file before BODY
603 ;; can insert lines before the just found file,
604 ;; confusing us by finding the same marked file again
605 ;; and again and...
606 (setq next-position (and (re-search-forward regexp nil t)
607 (point-marker))
608 found (not (null next-position)))
609 (while next-position
610 (goto-char next-position)
611 (if ,show-progress (sit-for 0))
612 (setq results (cons ,body results))
613 ;; move after last match
614 (goto-char next-position)
615 (forward-line 1)
616 (set-marker next-position nil)
492d2437 617 (setq next-position (and (re-search-forward regexp nil t)
91947235 618 (point-marker)))))
09b092ad
RS
619 (if (and ,distinguish-one-marked (= (length results) 1))
620 (setq results (cons t results)))
91947235
SM
621 (if found
622 results
623 (list ,body)))))
624 ;; save-excursion loses, again
625 (dired-move-to-filename)))
492d2437 626
09b092ad 627(defun dired-get-marked-files (&optional localp arg filter distinguish-one-marked)
492d2437
RS
628 "Return the marked files' names as list of strings.
629The list is in the same order as the buffer, that is, the car is the
630 first marked file.
1312bfc6 631Values returned are normally absolute file names.
492d2437 632Optional arg LOCALP as in `dired-get-filename'.
7ada496c
CY
633Optional second argument ARG, if non-nil, specifies files near
634 point instead of marked files. It usually comes from the prefix
635 argument.
636 If ARG is an integer, use the next ARG files.
fcd58a02
LI
637 If ARG is any other non-nil value, return the current file name.
638 If no files are marked, and ARG is nil, also return the current file name.
1312bfc6 639Optional third argument FILTER, if non-nil, is a function to select
09b092ad
RS
640 some of the files--those for which (funcall FILTER FILENAME) is non-nil.
641
642If DISTINGUISH-ONE-MARKED is non-nil, then if we find just one marked file,
643return (t FILENAME) instead of (FILENAME).
644Don't use that together with FILTER."
2fc71e3c
LL
645 (let ((all-of-them
646 (save-excursion
647 (delq nil (dired-map-over-marks
648 (dired-get-filename localp 'no-error-if-not-filep)
649 arg nil distinguish-one-marked))))
650 result)
651 (when (equal all-of-them '(t))
652 (setq all-of-them nil))
1312bfc6 653 (if (not filter)
09b092ad
RS
654 (if (and distinguish-one-marked (eq (car all-of-them) t))
655 all-of-them
656 (nreverse all-of-them))
1312bfc6
RS
657 (dolist (file all-of-them)
658 (if (funcall filter file)
659 (push file result)))
660 result)))
83fadedf 661\f
492d2437
RS
662;; The dired command
663
664(defun dired-read-dir-and-switches (str)
665 ;; For use in interactive.
6f6c43ff
CY
666 (reverse (list
667 (if current-prefix-arg
668 (read-string "Dired listing switches: "
669 dired-listing-switches))
7e27ce9c
AL
670 ;; If a dialog is used, call `read-directory-name' so the
671 ;; dialog code knows we want directories. Some dialogs
672 ;; can only select directories or files when popped up,
673 ;; not both. If no dialog is used, call `read-file-name'
674 ;; because the user may want completion of file names for
675 ;; use in a wildcard pattern.
6f6c43ff
CY
676 (if (next-read-file-uses-dialog-p)
677 (read-directory-name (format "Dired %s(directory): " str)
678 nil default-directory nil)
7d371eac
JL
679 (read-file-name (format "Dired %s(directory): " str)
680 nil default-directory nil)))))
6f6c43ff
CY
681
682;; We want to switch to a more sophisticated version of
683;; dired-read-dir-and-switches like the following, if there is a way
684;; to make it more intuitive. See bug#1285.
685
686;; (defun dired-read-dir-and-switches (str)
687;; ;; For use in interactive.
688;; (reverse
689;; (list
690;; (if current-prefix-arg
691;; (read-string "Dired listing switches: "
692;; dired-listing-switches))
693;; ;; If a dialog is about to be used, call read-directory-name so
694;; ;; the dialog code knows we want directories. Some dialogs can
695;; ;; only select directories or files when popped up, not both.
696;; (if (next-read-file-uses-dialog-p)
697;; (read-directory-name (format "Dired %s(directory): " str)
698;; nil default-directory nil)
699;; (let ((cie ()))
700;; (dolist (ext completion-ignored-extensions)
701;; (if (eq ?/ (aref ext (1- (length ext)))) (push ext cie)))
702;; (setq cie (concat (regexp-opt cie "\\(?:") "\\'"))
e95a67dc
SM
703;; (let* ((default (and buffer-file-name
704;; (abbreviate-file-name buffer-file-name)))
705;; (cie cie)
706;; (completion-table
707;; ;; We need a mix of read-file-name and
708;; ;; read-directory-name so that completion to directories
709;; ;; is preferred, but if the user wants to enter a global
710;; ;; pattern, he can still use completion on filenames to
711;; ;; help him write the pattern.
712;; ;; Essentially, we want to use
713;; ;; (completion-table-with-predicate
714;; ;; 'read-file-name-internal 'file-directory-p nil)
715;; ;; but that doesn't work because read-file-name-internal
716;; ;; does not obey its `predicate' argument.
717;; (completion-table-in-turn
718;; (lambda (str pred action)
719;; (let ((read-file-name-predicate
720;; (lambda (f)
721;; (and (not (member f '("./" "../")))
722;; ;; Hack! Faster than file-directory-p!
723;; (eq (aref f (1- (length f))) ?/)
724;; (not (string-match cie f))))))
725;; (complete-with-action
726;; action 'read-file-name-internal str nil)))
727;; 'read-file-name-internal)))
6f6c43ff
CY
728;; (minibuffer-with-setup-hook
729;; (lambda ()
730;; (setq minibuffer-default default)
731;; (setq minibuffer-completion-table completion-table))
732;; (read-file-name (format "Dired %s(directory): " str)
733;; nil default-directory nil))))))))
84fc2cfa 734
7d371eac
JL
735(defun dired-file-name-at-point ()
736 "Try to get a file name at point in the current dired buffer.
1d42e5b6
JL
737This hook is intended to be put in `file-name-at-point-functions'.
738Note that it returns an abbreviated name that can't be used
739as an argument to `dired-goto-file'."
7d371eac
JL
740 (let ((filename (dired-get-filename nil t)))
741 (when filename
742 (if (file-directory-p filename)
743 (file-name-as-directory (abbreviate-file-name filename))
744 (abbreviate-file-name filename)))))
745
492d2437 746;;;###autoload (define-key ctl-x-map "d" 'dired)
84fc2cfa 747;;;###autoload
492d2437 748(defun dired (dirname &optional switches)
84fc2cfa 749 "\"Edit\" directory DIRNAME--delete, rename, print, etc. some files in it.
492d2437
RS
750Optional second argument SWITCHES specifies the `ls' options used.
751\(Interactively, use a prefix argument to be able to specify SWITCHES.)
752Dired displays a list of files in DIRNAME (which may also have
8d23c16b 753shell wildcards appended to select certain files). If DIRNAME is a cons,
1015daba 754its first element is taken as the directory name and the rest as an explicit
8d23c16b 755list of files to make directory entries for.
52041219 756\\<dired-mode-map>\
8d23c16b
ER
757You can flag files for deletion with \\[dired-flag-file-deletion] and then
758delete them by typing \\[dired-do-flagged-delete].
ee680b2b 759Type \\[describe-mode] after entering Dired for more info.
84fc2cfa 760
cedf5c9d 761If DIRNAME is already in a Dired buffer, that buffer is used without refresh."
492d2437
RS
762 ;; Cannot use (interactive "D") because of wildcards.
763 (interactive (dired-read-dir-and-switches ""))
764 (switch-to-buffer (dired-noselect dirname switches)))
765
766;;;###autoload (define-key ctl-x-4-map "d" 'dired-other-window)
84fc2cfa 767;;;###autoload
492d2437 768(defun dired-other-window (dirname &optional switches)
84fc2cfa 769 "\"Edit\" directory DIRNAME. Like `dired' but selects in another window."
492d2437
RS
770 (interactive (dired-read-dir-and-switches "in other window "))
771 (switch-to-buffer-other-window (dired-noselect dirname switches)))
84fc2cfa 772
ec03e49c
RS
773;;;###autoload (define-key ctl-x-5-map "d" 'dired-other-frame)
774;;;###autoload
775(defun dired-other-frame (dirname &optional switches)
776 "\"Edit\" directory DIRNAME. Like `dired' but makes a new frame."
777 (interactive (dired-read-dir-and-switches "in other frame "))
778 (switch-to-buffer-other-frame (dired-noselect dirname switches)))
779
84fc2cfa 780;;;###autoload
8d23c16b 781(defun dired-noselect (dir-or-list &optional switches)
cedf5c9d 782 "Like `dired' but returns the Dired buffer as value, does not select it."
8d23c16b 783 (or dir-or-list (setq dir-or-list default-directory))
492d2437
RS
784 ;; This loses the distinction between "/foo/*/" and "/foo/*" that
785 ;; some shells make:
54df7d9a 786 (let (dirname initially-was-dirname)
8d23c16b
ER
787 (if (consp dir-or-list)
788 (setq dirname (car dir-or-list))
789 (setq dirname dir-or-list))
54df7d9a
RS
790 (setq initially-was-dirname
791 (string= (file-name-as-directory dirname) dirname))
370b6149
RS
792 (setq dirname (abbreviate-file-name
793 (expand-file-name (directory-file-name dirname))))
cb2e51f8
RS
794 (if find-file-visit-truename
795 (setq dirname (file-truename dirname)))
54df7d9a
RS
796 ;; If the argument was syntactically a directory name not a file name,
797 ;; or if it happens to name a file that is a directory,
798 ;; convert it syntactically to a directory name.
799 ;; The reason for checking initially-was-dirname
800 ;; and not just file-directory-p
801 ;; is that file-directory-p is slow over ftp.
802 (if (or initially-was-dirname (file-directory-p dirname))
803 (setq dirname (file-name-as-directory dirname)))
8d23c16b
ER
804 (if (consp dir-or-list)
805 (setq dir-or-list (cons dirname (cdr dir-or-list)))
806 (setq dir-or-list dirname))
807 (dired-internal-noselect dir-or-list switches)))
492d2437 808
573e4d2d
LT
809;; The following is an internal dired function. It returns non-nil if
810;; the directory visited by the current dired buffer has changed on
811;; disk. DIRNAME should be the directory name of that directory.
812(defun dired-directory-changed-p (dirname)
813 (not (let ((attributes (file-attributes dirname))
e09cd94f
LT
814 (modtime (visited-file-modtime)))
815 (or (eq modtime 0)
816 (not (eq (car attributes) t))
ca02a726 817 (equal (nth 5 attributes) modtime)))))
573e4d2d
LT
818
819(defun dired-buffer-stale-p (&optional noconfirm)
cedf5c9d 820 "Return non-nil if current Dired buffer needs updating.
573e4d2d 821If NOCONFIRM is non-nil, then this function always returns nil
cedf5c9d 822for a remote directory. This feature is used by Auto Revert mode."
573e4d2d
LT
823 (let ((dirname
824 (if (consp dired-directory) (car dired-directory) dired-directory)))
825 (and (stringp dirname)
826 (not (when noconfirm (file-remote-p dirname)))
827 (file-readable-p dirname)
85a3be15
MR
828 ;; Do not auto-revert when the dired buffer can be currently
829 ;; written by the user as in `wdired-mode'.
830 buffer-read-only
573e4d2d
LT
831 (dired-directory-changed-p dirname))))
832
2b3489a7 833(defcustom dired-auto-revert-buffer nil
cedf5c9d
JB
834 "Automatically revert Dired buffer on revisiting.
835If t, revisiting an existing Dired buffer automatically reverts it.
2b3489a7
JL
836If its value is a function, call this function with the directory
837name as single argument and revert the buffer if it returns non-nil.
838Otherwise, a message offering to revert the changed dired buffer
839is displayed.
840Note that this is not the same as `auto-revert-mode' that
841periodically reverts at specified time intervals."
842 :type '(choice
843 (const :tag "Don't revert" nil)
cedf5c9d
JB
844 (const :tag "Always revert visited Dired buffer" t)
845 (const :tag "Revert changed Dired buffer" dired-directory-changed-p)
2b3489a7
JL
846 (function :tag "Predicate function"))
847 :group 'dired
848 :version "23.2")
849
6a4cd605 850(defun dired-internal-noselect (dir-or-list &optional switches mode)
492d2437
RS
851 ;; If there is an existing dired buffer for DIRNAME, just leave
852 ;; buffer as it is (don't even call dired-revert).
853 ;; This saves time especially for deep trees or with ange-ftp.
573e4d2d 854 ;; The user can type `g' easily, and it is more consistent with find-file.
492d2437
RS
855 ;; But if SWITCHES are given they are probably different from the
856 ;; buffer's old value, so call dired-sort-other, which does
857 ;; revert the buffer.
858 ;; A pity we can't possibly do "Directory has changed - refresh? "
859 ;; like find-file does.
6a4cd605
RS
860 ;; Optional argument MODE is passed to dired-find-buffer-nocreate,
861 ;; see there.
72f16325
SM
862 (let* ((old-buf (current-buffer))
863 (dirname (if (consp dir-or-list) (car dir-or-list) dir-or-list))
864 ;; Look for an existing buffer.
865 (buffer (dired-find-buffer-nocreate dirname mode))
866 ;; Note that buffer already is in dired-mode, if found.
867 (new-buffer-p (null buffer)))
492d2437 868 (or buffer
72f16325 869 (setq buffer (create-file-buffer (directory-file-name dirname))))
492d2437 870 (set-buffer buffer)
573e4d2d
LT
871 (if (not new-buffer-p) ; existing buffer ...
872 (cond (switches ; ... but new switches
6cfd24f9 873 ;; file list may have changed
0b7bc76f 874 (setq dired-directory dir-or-list)
6cfd24f9 875 ;; this calls dired-revert
c60ee5e7 876 (dired-sort-other switches))
2b3489a7
JL
877 ;; Always revert regardless of whether it has changed or not.
878 ((eq dired-auto-revert-buffer t)
879 (revert-buffer))
880 ;; Revert when predicate function returns non-nil.
881 ((functionp dired-auto-revert-buffer)
882 (when (funcall dired-auto-revert-buffer dirname)
883 (revert-buffer)
884 (message "Changed directory automatically updated")))
6cfd24f9 885 ;; If directory has changed on disk, offer to revert.
573e4d2d 886 ((when (dired-directory-changed-p dirname)
952e8cb5 887 (message "%s"
212b2266
KH
888 (substitute-command-keys
889 "Directory has changed on disk; type \\[revert-buffer] to update Dired")))))
492d2437 890 ;; Else a new buffer
847aabce 891 (setq default-directory
e3cd4b53
RS
892 ;; We can do this unconditionally
893 ;; because dired-noselect ensures that the name
894 ;; is passed in directory name syntax
895 ;; if it was the name of a directory at all.
896 (file-name-directory dirname))
492d2437 897 (or switches (setq switches dired-listing-switches))
6e5d9ec5 898 (if mode (funcall mode)
0b7bc76f 899 (dired-mode dir-or-list switches))
492d2437
RS
900 ;; default-directory and dired-actual-switches are set now
901 ;; (buffer-local), so we can call dired-readin:
902 (let ((failed t))
903 (unwind-protect
0b7bc76f 904 (progn (dired-readin)
492d2437
RS
905 (setq failed nil))
906 ;; dired-readin can fail if parent directories are inaccessible.
907 ;; Don't leave an empty buffer around in that case.
908 (if failed (kill-buffer buffer))))
492d2437
RS
909 (goto-char (point-min))
910 (dired-initial-position dirname))
911 (set-buffer old-buf)
84fc2cfa
ER
912 buffer))
913
c5753a5d
GM
914(defvar dired-buffers nil
915 ;; Enlarged by dired-advertise
916 ;; Queried by function dired-buffers-for-dir. When this detects a
917 ;; killed buffer, it is removed from this list.
cedf5c9d 918 "Alist of expanded directories and their associated Dired buffers.")
c5753a5d 919
bea584fa
GM
920(defvar dired-find-subdir)
921
922;; FIXME add a doc-string, and document dired-x extensions.
6a4cd605
RS
923(defun dired-find-buffer-nocreate (dirname &optional mode)
924 ;; This differs from dired-buffers-for-dir in that it does not consider
925 ;; subdirs of default-directory and searches for the first match only.
926 ;; Also, the major mode must be MODE.
bea584fa
GM
927 (if (and (featurep 'dired-x)
928 dired-find-subdir
929 ;; Don't try to find a wildcard as a subdirectory.
930 (string-equal dirname (file-name-directory dirname)))
931 (let* ((cur-buf (current-buffer))
932 (buffers (nreverse
933 (dired-buffers-for-dir (expand-file-name dirname))))
934 (cur-buf-matches (and (memq cur-buf buffers)
935 ;; Wildcards must match, too:
936 (equal dired-directory dirname))))
937 ;; We don't want to switch to the same buffer---
938 (setq buffers (delq cur-buf buffers))
939 (or (car (sort buffers #'dired-buffer-more-recently-used-p))
940 ;; ---unless it's the only possibility:
941 (and cur-buf-matches cur-buf)))
942 ;; No dired-x, or dired-find-subdir nil.
943 (setq dirname (expand-file-name dirname))
944 (let (found (blist dired-buffers)) ; was (buffer-list)
945 (or mode (setq mode 'dired-mode))
946 (while blist
947 (if (null (buffer-name (cdr (car blist))))
948 (setq blist (cdr blist))
949 (with-current-buffer (cdr (car blist))
950 (if (and (eq major-mode mode)
951 dired-directory ;; nil during find-alternate-file
952 (equal dirname
953 (expand-file-name
954 (if (consp dired-directory)
955 (car dired-directory)
956 dired-directory))))
957 (setq found (cdr (car blist))
958 blist nil)
959 (setq blist (cdr blist))))))
960 found)))
492d2437 961
83fadedf 962\f
492d2437
RS
963;; Read in a new dired buffer
964
0b7bc76f 965(defun dired-readin ()
cedf5c9d 966 "Read in a new Dired buffer.
87ae59e3 967Differs from `dired-insert-subdir' in that it accepts
d7aed37c
SM
968wildcards, erases the buffer, and builds the subdir-alist anew
969\(including making it buffer-local and clearing it first)."
970
492d2437
RS
971 ;; default-directory and dired-actual-switches must be buffer-local
972 ;; and initialized by now.
a1037423
RS
973 (let (dirname
974 ;; This makes readin much much faster.
975 ;; In particular, it prevents the font lock hook from running
976 ;; until the directory is all read in.
977 (inhibit-modification-hooks t))
0b7bc76f
RS
978 (if (consp dired-directory)
979 (setq dirname (car dired-directory))
980 (setq dirname dired-directory))
8d23c16b 981 (setq dirname (expand-file-name dirname))
8d23c16b 982 (save-excursion
0b7bc76f
RS
983 ;; This hook which may want to modify dired-actual-switches
984 ;; based on dired-directory, e.g. with ange-ftp to a SysV host
985 ;; where ls won't understand -Al switches.
986 (run-hooks 'dired-before-readin-hook)
0b7bc76f
RS
987 (if (consp buffer-undo-list)
988 (setq buffer-undo-list nil))
cedf5c9d
JB
989 (setq-local file-name-coding-system
990 (or coding-system-for-read file-name-coding-system))
f836b98e 991 (let ((inhibit-read-only t)
0b7bc76f
RS
992 ;; Don't make undo entries for readin.
993 (buffer-undo-list t))
8d23c16b
ER
994 (widen)
995 (erase-buffer)
0b7bc76f 996 (dired-readin-insert))
0b7bc76f 997 (goto-char (point-min))
8d23c16b
ER
998 ;; Must first make alist buffer local and set it to nil because
999 ;; dired-build-subdir-alist will call dired-clear-alist first
cedf5c9d 1000 (setq-local dired-subdir-alist nil)
8197b8bf 1001 (dired-build-subdir-alist)
fa562dd5
RS
1002 (let ((attributes (file-attributes dirname)))
1003 (if (eq (car attributes) t)
1004 (set-visited-file-modtime (nth 5 attributes))))
0b7bc76f
RS
1005 (set-buffer-modified-p nil)
1006 ;; No need to narrow since the whole buffer contains just
1007 ;; dired-readin's output, nothing else. The hook can
1008 ;; successfully use dired functions (e.g. dired-get-filename)
1009 ;; as the subdir-alist has been built in dired-readin.
1010 (run-hooks 'dired-after-readin-hook))))
492d2437
RS
1011
1012;; Subroutines of dired-readin
1013
0b7bc76f
RS
1014(defun dired-readin-insert ()
1015 ;; Insert listing for the specified dir (and maybe file list)
1016 ;; already in dired-directory, assuming a clean buffer.
1017 (let (dir file-list)
1018 (if (consp dired-directory)
1019 (setq dir (car dired-directory)
1020 file-list (cdr dired-directory))
1021 (setq dir dired-directory
1022 file-list nil))
34cd7b3c 1023 (setq dir (expand-file-name dir))
0b7bc76f
RS
1024 (if (and (equal "" (file-name-nondirectory dir))
1025 (not file-list))
cf39fa9b 1026 ;; If we are reading a whole single directory...
0b7bc76f 1027 (dired-insert-directory dir dired-actual-switches nil nil t)
8d23c16b 1028 (if (not (file-readable-p
0b7bc76f
RS
1029 (directory-file-name (file-name-directory dir))))
1030 (error "Directory %s inaccessible or nonexistent" dir)
1031 ;; Else treat it as a wildcard spec
1032 ;; unless we have an explicit list of files.
1033 (dired-insert-directory dir dired-actual-switches
1034 file-list (not file-list) t)))))
1035
a12c6dca
SM
1036(defun dired-align-file (beg end)
1037 "Align the fields of a file to the ones of surrounding lines.
1038BEG..END is the line where the file info is located."
1039 ;; Some versions of ls try to adjust the size of each field so as to just
1040 ;; hold the largest element ("largest" in the current invocation, of
1041 ;; course). So when a single line is output, the size of each field is
1042 ;; just big enough for that one output. Thus when dired refreshes one
1043 ;; line, the alignment if this line w.r.t the rest is messed up because
1044 ;; the fields of that one line will generally be smaller.
1045 ;;
9bc260cf
MA
1046 ;; To work around this problem, we here add spaces to try and
1047 ;; re-align the fields as needed. Since this is purely aesthetic,
1048 ;; it is of utmost importance that it doesn't mess up anything like
1049 ;; `dired-move-to-filename'. To this end, we limit ourselves to
1050 ;; adding spaces only, and to only add them at places where there
1051 ;; was already at least one space. This way, as long as
1052 ;; `directory-listing-before-filename-regexp' always matches spaces
1053 ;; with "*" or "+", we know we haven't made anything worse. There
1054 ;; is one spot where the exact number of spaces is important, which
1055 ;; is just before the actual filename, so we refrain from adding
1056 ;; spaces there (and within the filename as well, of course).
a12c6dca
SM
1057 (save-excursion
1058 (let (file file-col other other-col)
91af3942 1059 ;; Check that there is indeed a file, and that there is another adjacent
a12c6dca
SM
1060 ;; file with which to align, and that additional spaces are needed to
1061 ;; align the filenames.
1062 (when (and (setq file (progn (goto-char beg)
1063 (dired-move-to-filename nil end)))
1064 (setq file-col (current-column))
1065 (setq other
1066 (or (and (goto-char beg)
1067 (zerop (forward-line -1))
1068 (dired-move-to-filename))
1069 (and (goto-char beg)
1070 (zerop (forward-line 1))
1071 (dired-move-to-filename))))
1072 (setq other-col (current-column))
1073 (/= file other)
1074 ;; Make sure there is some work left to do.
1075 (> other-col file-col))
1076 ;; If we've only looked at the line above, check to see if the line
1077 ;; below exists as well and if so, align with the shorter one.
1078 (when (and (< other file)
1079 (goto-char beg)
1080 (zerop (forward-line 1))
1081 (dired-move-to-filename))
1082 (let ((alt-col (current-column)))
1083 (when (< alt-col other-col)
1084 (setq other-col alt-col)
1085 (setq other (point)))))
1086 ;; Keep positions uptodate when we insert stuff.
1087 (if (> other file) (setq other (copy-marker other)))
1088 (setq file (copy-marker file))
1089 ;; Main loop.
1090 (goto-char beg)
87ae59e3 1091 (skip-chars-forward " ") ;Skip to the first field.
a12c6dca 1092 (while (and (> other-col file-col)
a12c6dca
SM
1093 ;; Don't touch anything just before (and after) the
1094 ;; beginning of the filename.
1095 (> file (point)))
1096 ;; We're now just in front of a field, with a space behind us.
1097 (let* ((curcol (current-column))
1098 ;; Nums are right-aligned.
cedf5c9d 1099 (num-align (looking-at-p "[0-9]"))
a12c6dca
SM
1100 ;; Let's look at the other line, in the same column: we
1101 ;; should be either near the end of the previous field, or
1102 ;; in the space between that field and the next.
1103 ;; [ Of course, it's also possible that we're already within
1104 ;; the next field or even past it, but that's unlikely since
1105 ;; other-col > file-col. ]
1106 ;; Let's find the distance to the alignment-point (either
1107 ;; the beginning or the end of the next field, depending on
1108 ;; whether this field is left or right aligned).
1109 (align-pt-offset
1110 (save-excursion
1111 (goto-char other)
1112 (move-to-column curcol)
1113 (when (looking-at
1114 (concat
ee680b2b 1115 (if (eq (char-before) ?\s) " *" "[^ ]* *")
a12c6dca
SM
1116 (if num-align "[0-9][^ ]*")))
1117 (- (match-end 0) (match-beginning 0)))))
1118 ;; Now, the number of spaces to insert is align-pt-offset
1119 ;; minus the distance to the equivalent point on the
1120 ;; current line.
1121 (spaces
1122 (if (not num-align)
1123 align-pt-offset
1124 (and align-pt-offset
1125 (save-excursion
1126 (skip-chars-forward "^ ")
1127 (- align-pt-offset (- (current-column) curcol)))))))
1128 (when (and spaces (> spaces 0))
1129 (setq file-col (+ spaces file-col))
1130 (if (> file-col other-col)
1131 (setq spaces (- spaces (- file-col other-col))))
1132 (insert-char ?\s spaces)
1133 ;; Let's just make really sure we did not mess up.
1134 (unless (save-excursion
87ae59e3 1135 (eq (dired-move-to-filename) (marker-position file)))
a12c6dca 1136 ;; Damn! We messed up: let's revert the change.
87ae59e3
SM
1137 (delete-char (- spaces)))))
1138 ;; Now skip to next field.
1139 (skip-chars-forward "^ ") (skip-chars-forward " "))
a12c6dca 1140 (set-marker file nil)))))
87ae59e3 1141
a12c6dca 1142
bc35ff32
EZ
1143(defvar ls-lisp-use-insert-directory-program)
1144
c055a50b
JL
1145(defun dired-check-switches (switches short &optional long)
1146 "Return non-nil if the string SWITCHES matches LONG or SHORT format."
1147 (let (case-fold-search)
1148 (and (stringp switches)
1149 (string-match-p (concat "\\(\\`\\| \\)-[[:alnum:]]*" short
1150 (if long (concat "\\|--" long "\\>") ""))
1151 switches))))
1152
1498536e
GM
1153(defun dired-switches-escape-p (switches)
1154 "Return non-nil if the string SWITCHES contains -b or --escape."
1155 ;; Do not match things like "--block-size" that happen to contain "b".
c055a50b
JL
1156 (dired-check-switches switches "b" "escape"))
1157
1158(defun dired-switches-recursive-p (switches)
1159 "Return non-nil if the string SWITCHES contains -R or --recursive."
1160 (dired-check-switches switches "R" "recursive"))
1498536e 1161
0b7bc76f
RS
1162(defun dired-insert-directory (dir switches &optional file-list wildcard hdr)
1163 "Insert a directory listing of DIR, Dired style.
1164Use SWITCHES to make the listings.
1165If FILE-LIST is non-nil, list only those files.
1166Otherwise, if WILDCARD is non-nil, expand wildcards;
1167 in that case, DIR should be a file name that uses wildcards.
1168In other cases, DIR should be a directory name or a directory filename.
1169If HDR is non-nil, insert a header line with the directory name."
9888aa65 1170 (let ((opoint (point))
02b5d79c 1171 (process-environment (copy-sequence process-environment))
9888aa65 1172 end)
bc35ff32
EZ
1173 (if (and
1174 ;; Don't try to invoke `ls' if we are on DOS/Windows where
1175 ;; ls-lisp emulation is used, except if they want to use `ls'
1176 ;; as indicated by `ls-lisp-use-insert-directory-program'.
1177 (not (and (featurep 'ls-lisp)
1178 (null ls-lisp-use-insert-directory-program)))
1179 (or (if (eq dired-use-ls-dired 'unspecified)
1180 ;; Check whether "ls --dired" gives exit code 0, and
1181 ;; save the answer in `dired-use-ls-dired'.
6240145a
GM
1182 (or (setq dired-use-ls-dired
1183 (eq 0 (call-process insert-directory-program
1184 nil nil nil "--dired")))
1185 (progn
1186 (message "ls does not support --dired; \
1187see `dired-use-ls-dired' for more details.")
1188 nil))
bc35ff32
EZ
1189 dired-use-ls-dired)
1190 (file-remote-p dir)))
0b7bc76f 1191 (setq switches (concat "--dired " switches)))
6492483f
RS
1192 ;; We used to specify the C locale here, to force English month names;
1193 ;; but this should not be necessary any more,
9bc260cf 1194 ;; with the new value of `directory-listing-before-filename-regexp'.
0b7bc76f
RS
1195 (if file-list
1196 (dolist (f file-list)
a12c6dca
SM
1197 (let ((beg (point)))
1198 (insert-directory f switches nil nil)
1199 ;; Re-align fields, if necessary.
1200 (dired-align-file beg (point))))
0b7bc76f 1201 (insert-directory dir switches wildcard (not wildcard)))
9888aa65 1202 ;; Quote certain characters, unless ls quoted them for us.
1498536e 1203 (if (not (dired-switches-escape-p dired-actual-switches))
ad632492
SM
1204 (save-excursion
1205 (setq end (point-marker))
1206 (goto-char opoint)
1207 (while (search-forward "\\" end t)
2bb27597
AS
1208 (replace-match (apply #'propertize
1209 "\\\\"
1210 (text-properties-at (match-beginning 0)))
1211 nil t))
ad632492
SM
1212 (goto-char opoint)
1213 (while (search-forward "\^m" end t)
2bb27597
AS
1214 (replace-match (apply #'propertize
1215 "\\015"
1216 (text-properties-at (match-beginning 0)))
1217 nil t))
1db03b16
GM
1218 (set-marker end nil))
1219 ;; Replace any newlines in DIR with literal "\n"s, for the sake
1220 ;; of the header line. To disambiguate a literal "\n" in the
1221 ;; actual dirname, we also replace "\" with "\\".
1222 ;; Personally, I think this should always be done, irrespective
1223 ;; of the value of dired-actual-switches, because:
1224 ;; i) Dired simply does not work with an unescaped newline in
1225 ;; the directory name used in the header (bug=10469#28), and
1226 ;; ii) "\" is always replaced with "\\" in the listing, so doing
1227 ;; it in the header as well makes things consistent.
1228 ;; But at present it is only done if "-b" is in ls-switches,
1229 ;; because newlines in dirnames are uncommon, and people may
1230 ;; have gotten used to seeing unescaped "\" in the headers.
1231 ;; Note: adjust dired-build-subdir-alist if you change this.
1232 (setq dir (replace-regexp-in-string "\\\\" "\\\\" dir nil t)
1233 dir (replace-regexp-in-string "\n" "\\n" dir nil t)))
0b7bc76f
RS
1234 ;; If we used --dired and it worked, the lines are already indented.
1235 ;; Otherwise, indent them.
1236 (unless (save-excursion
1ba6c0f2 1237 (goto-char opoint)
cedf5c9d 1238 (looking-at-p " "))
0b7bc76f
RS
1239 (let ((indent-tabs-mode nil))
1240 (indent-rigidly opoint (point) 2)))
1241 ;; Insert text at the beginning to standardize things.
a2a538b1
CS
1242 (let ((content-point opoint))
1243 (save-excursion
1244 (goto-char opoint)
1245 (when (and (or hdr wildcard)
1d237bba 1246 (not (and (looking-at "^ \\(.*\\):$")
a2a538b1 1247 (file-name-absolute-p (match-string 1)))))
0b7bc76f
RS
1248 ;; Note that dired-build-subdir-alist will replace the name
1249 ;; by its expansion, so it does not matter whether what we insert
1250 ;; here is fully expanded, but it should be absolute.
a2a538b1
CS
1251 (insert " " (directory-file-name (file-name-directory dir)) ":\n")
1252 (setq content-point (point)))
1253 (when wildcard
1254 ;; Insert "wildcard" line where "total" line would be for a full dir.
1255 (insert " wildcard " (file-name-nondirectory dir) "\n")))
1256 (dired-insert-set-properties content-point (point)))))
492d2437 1257
cb88a3db 1258(defun dired-insert-set-properties (beg end)
7e9505c5 1259 "Add various text properties to the lines in the region."
cb88a3db
RS
1260 (save-excursion
1261 (goto-char beg)
1262 (while (< (point) end)
45fdb482
JB
1263 (ignore-errors
1264 (if (not (dired-move-to-filename))
f2df692c
MH
1265 (unless (or (looking-at-p "^$")
1266 (looking-at-p dired-subdir-regexp))
1267 (put-text-property (line-beginning-position)
1268 (1+ (line-end-position))
1269 'invisible 'dired-hide-details-information))
45fdb482
JB
1270 (put-text-property (+ (line-beginning-position) 1) (1- (point))
1271 'invisible 'dired-hide-details-detail)
1272 (add-text-properties
1273 (point)
1274 (progn
1275 (dired-move-to-end-of-filename)
1276 (point))
1277 '(mouse-face
1278 highlight
1279 dired-filename t
1280 help-echo "mouse-2: visit this file in other window"))
1281 (when (< (+ (point) 4) (line-end-position))
1282 (put-text-property (+ (point) 4) (line-end-position)
1283 'invisible 'dired-hide-details-link))))
cb88a3db 1284 (forward-line 1))))
83fadedf 1285\f
492d2437
RS
1286;; Reverting a dired buffer
1287
d032d5e7 1288(defun dired-revert (&optional _arg _noconfirm)
cedf5c9d 1289 "Reread the Dired buffer.
ee680b2b 1290Must also be called after `dired-actual-switches' have changed.
d7aed37c 1291Should not fail even on completely garbaged buffers.
b14f16ad
CY
1292Preserves old cursor, marks/flags, hidden-p.
1293
1294Dired sets `revert-buffer-function' to this function. The args
1295ARG and NOCONFIRM, passed from `revert-buffer', are ignored."
492d2437 1296 (widen) ; just in case user narrowed
7805cdbd 1297 (let ((modflag (buffer-modified-p))
05404988 1298 (positions (dired-save-positions))
492d2437
RS
1299 (mark-alist nil) ; save marked files
1300 (hidden-subdirs (dired-remember-hidden))
1301 (old-subdir-alist (cdr (reverse dired-subdir-alist))) ; except pwd
1302 (case-fold-search nil) ; we check for upper case ls flags
f836b98e 1303 (inhibit-read-only t))
492d2437
RS
1304 (goto-char (point-min))
1305 (setq mark-alist;; only after dired-remember-hidden since this unhides:
1306 (dired-remember-marks (point-min) (point-max)))
1307 ;; treat top level dir extra (it may contain wildcards)
d5b3979c
MA
1308 (if (not (consp dired-directory))
1309 (dired-uncache dired-directory)
1310 (dired-uncache (car dired-directory))
1311 (dolist (dir (cdr dired-directory))
1312 (if (file-name-absolute-p dir)
1313 (dired-uncache dir))))
6a80f50e 1314 ;; Run dired-after-readin-hook just once, below.
492d2437 1315 (let ((dired-after-readin-hook nil))
6a80f50e 1316 (dired-readin)
492d2437
RS
1317 (dired-insert-old-subdirs old-subdir-alist))
1318 (dired-mark-remembered mark-alist) ; mark files that were marked
1319 ;; ... run the hook for the whole buffer, and only after markers
1320 ;; have been reinserted (else omitting in dired-x would omit marked files)
1321 (run-hooks 'dired-after-readin-hook) ; no need to narrow
05404988 1322 (dired-restore-positions positions)
492d2437 1323 (save-excursion ; hide subdirs that were hidden
d7aed37c
SM
1324 (dolist (dir hidden-subdirs)
1325 (if (dired-goto-subdir dir)
7805cdbd
LT
1326 (dired-hide-subdir 1))))
1327 (unless modflag (restore-buffer-modified-p nil)))
492d2437 1328 ;; outside of the let scope
7805cdbd 1329;;; Might as well not override the user if the user changed this.
492d2437
RS
1330;;; (setq buffer-read-only t)
1331 )
1332
1333;; Subroutines of dired-revert
1334;; Some of these are also used when inserting subdirs.
1335
05404988 1336(defun dired-save-positions ()
065543e7
JL
1337 "Return current positions in the buffer and all windows with this directory.
1338The positions have the form (BUFFER-POSITION WINDOW-POSITIONS).
1339
cedf5c9d 1340BUFFER-POSITION is the point position in the current Dired buffer.
53ad04fc 1341It has the form (BUFFER DIRED-FILENAME BUFFER-POINT).
065543e7
JL
1342
1343WINDOW-POSITIONS are current positions in all windows displaying
1344this dired buffer. The window positions have the form (WINDOW
1345DIRED-FILENAME WINDOW-POINT)."
1346 (list
1347 (list (current-buffer) (dired-get-filename nil t) (point))
1348 (mapcar (lambda (w)
1349 (list w
1350 (with-selected-window w
1351 (dired-get-filename nil t))
1352 (window-point w)))
1353 (get-buffer-window-list nil 0 t))))
05404988
SM
1354
1355(defun dired-restore-positions (positions)
1356 "Restore POSITIONS saved with `dired-save-positions'."
065543e7
JL
1357 (let* ((buf-file-pos (nth 0 positions))
1358 (buffer (nth 0 buf-file-pos)))
1359 (unless (and (nth 1 buf-file-pos)
1360 (dired-goto-file (nth 1 buf-file-pos)))
1361 (goto-char (nth 2 buf-file-pos))
1362 (dired-move-to-filename))
1363 (dolist (win-file-pos (nth 1 positions))
1364 ;; Ensure that window still displays the original buffer.
1365 (when (eq (window-buffer (nth 0 win-file-pos)) buffer)
1366 (with-selected-window (nth 0 win-file-pos)
1367 (unless (and (nth 1 win-file-pos)
1368 (dired-goto-file (nth 1 win-file-pos)))
1369 (goto-char (nth 2 win-file-pos))
1370 (dired-move-to-filename)))))))
05404988 1371
492d2437 1372(defun dired-remember-marks (beg end)
d7aed37c 1373 "Return alist of files and their marks, from BEG to END."
492d2437 1374 (if selective-display ; must unhide to make this work.
f836b98e 1375 (let ((inhibit-read-only t))
492d2437
RS
1376 (subst-char-in-region beg end ?\r ?\n)))
1377 (let (fil chr alist)
1378 (save-excursion
1379 (goto-char beg)
1380 (while (re-search-forward dired-re-mark end t)
1381 (if (setq fil (dired-get-filename nil t))
1382 (setq chr (preceding-char)
1383 alist (cons (cons fil chr) alist)))))
1384 alist))
1385
492d2437 1386(defun dired-mark-remembered (alist)
d7aed37c
SM
1387 "Mark all files remembered in ALIST.
1388Each element of ALIST looks like (FILE . MARKERCHAR)."
492d2437 1389 (let (elt fil chr)
fbb6300b
MR
1390 (save-excursion
1391 (while alist
1392 (setq elt (car alist)
1393 alist (cdr alist)
1394 fil (car elt)
1395 chr (cdr elt))
1396 (when (dired-goto-file fil)
1397 (beginning-of-line)
1398 (delete-char 1)
1399 (insert chr))))))
492d2437 1400
492d2437 1401(defun dired-remember-hidden ()
d7aed37c 1402 "Return a list of names of subdirs currently hidden."
492d2437
RS
1403 (let ((l dired-subdir-alist) dir pos result)
1404 (while l
1405 (setq dir (car (car l))
1406 pos (cdr (car l))
1407 l (cdr l))
1408 (goto-char pos)
1409 (skip-chars-forward "^\r\n")
52041219 1410 (if (eq (following-char) ?\r)
492d2437
RS
1411 (setq result (cons dir result))))
1412 result))
1413
492d2437 1414(defun dired-insert-old-subdirs (old-subdir-alist)
d7aed37c
SM
1415 "Try to insert all subdirs that were displayed before.
1416Do so according to the former subdir alist OLD-SUBDIR-ALIST."
c055a50b 1417 (or (dired-switches-recursive-p dired-actual-switches)
492d2437
RS
1418 (let (elt dir)
1419 (while old-subdir-alist
1420 (setq elt (car old-subdir-alist)
1421 old-subdir-alist (cdr old-subdir-alist)
1422 dir (car elt))
45fdb482
JB
1423 (ignore-errors
1424 (dired-uncache dir)
1425 (dired-insert-subdir dir))))))
715984d3 1426
715984d3 1427(defun dired-uncache (dir)
d7aed37c 1428 "Remove directory DIR from any directory cache."
6eaebaa2 1429 (let ((handler (find-file-name-handler dir 'dired-uncache)))
715984d3
RS
1430 (if handler
1431 (funcall handler 'dired-uncache dir))))
83fadedf 1432\f
492d2437 1433;; dired mode key bindings and initialization
84fc2cfa 1434
d7aed37c 1435(defvar dired-mode-map
492d2437
RS
1436 ;; This looks ugly when substitute-command-keys uses C-d instead d:
1437 ;; (define-key dired-mode-map "\C-d" 'dired-flag-file-deletion)
3e1fb00f 1438 (let ((map (make-keymap)))
abef340a 1439 (set-keymap-parent map special-mode-map)
3e1fb00f 1440 (define-key map [mouse-2] 'dired-mouse-find-file-other-window)
bb87fbc3 1441 (define-key map [follow-link] 'mouse-face)
3e1fb00f
RS
1442 ;; Commands to mark or flag certain categories of files
1443 (define-key map "#" 'dired-flag-auto-save-files)
3e1fb00f 1444 (define-key map "." 'dired-clean-directory)
3e1fb00f
RS
1445 (define-key map "~" 'dired-flag-backup-files)
1446 ;; Upper case keys (except !) for operating on the marked files
1447 (define-key map "A" 'dired-do-search)
1448 (define-key map "C" 'dired-do-copy)
1449 (define-key map "B" 'dired-do-byte-compile)
1450 (define-key map "D" 'dired-do-delete)
1451 (define-key map "G" 'dired-do-chgrp)
1452 (define-key map "H" 'dired-do-hardlink)
1453 (define-key map "L" 'dired-do-load)
1454 (define-key map "M" 'dired-do-chmod)
1455 (define-key map "O" 'dired-do-chown)
1456 (define-key map "P" 'dired-do-print)
ee93b692 1457 (define-key map "Q" 'dired-do-query-replace-regexp)
3e1fb00f
RS
1458 (define-key map "R" 'dired-do-rename)
1459 (define-key map "S" 'dired-do-symlink)
57654b8c 1460 (define-key map "T" 'dired-do-touch)
3e1fb00f
RS
1461 (define-key map "X" 'dired-do-shell-command)
1462 (define-key map "Z" 'dired-do-compress)
1463 (define-key map "!" 'dired-do-shell-command)
48e740bf 1464 (define-key map "&" 'dired-do-async-shell-command)
3e1fb00f
RS
1465 ;; Comparison commands
1466 (define-key map "=" 'dired-diff)
3e1fb00f
RS
1467 ;; Tree Dired commands
1468 (define-key map "\M-\C-?" 'dired-unmark-all-files)
1469 (define-key map "\M-\C-d" 'dired-tree-down)
1470 (define-key map "\M-\C-u" 'dired-tree-up)
1471 (define-key map "\M-\C-n" 'dired-next-subdir)
1472 (define-key map "\M-\C-p" 'dired-prev-subdir)
1473 ;; move to marked files
1474 (define-key map "\M-{" 'dired-prev-marked-file)
1475 (define-key map "\M-}" 'dired-next-marked-file)
1476 ;; Make all regexp commands share a `%' prefix:
1477 ;; We used to get to the submap via a symbol dired-regexp-prefix,
1478 ;; but that seems to serve little purpose, and copy-keymap
1479 ;; does a better job without it.
1480 (define-key map "%" nil)
1481 (define-key map "%u" 'dired-upcase)
1482 (define-key map "%l" 'dired-downcase)
1483 (define-key map "%d" 'dired-flag-files-regexp)
e9b8e22d 1484 (define-key map "%g" 'dired-mark-files-containing-regexp)
3e1fb00f
RS
1485 (define-key map "%m" 'dired-mark-files-regexp)
1486 (define-key map "%r" 'dired-do-rename-regexp)
1487 (define-key map "%C" 'dired-do-copy-regexp)
1488 (define-key map "%H" 'dired-do-hardlink-regexp)
1489 (define-key map "%R" 'dired-do-rename-regexp)
1490 (define-key map "%S" 'dired-do-symlink-regexp)
48e740bf 1491 (define-key map "%&" 'dired-flag-garbage-files)
4a3ca6ed
RS
1492 ;; Commands for marking and unmarking.
1493 (define-key map "*" nil)
1494 (define-key map "**" 'dired-mark-executables)
1495 (define-key map "*/" 'dired-mark-directories)
1496 (define-key map "*@" 'dired-mark-symlinks)
1497 (define-key map "*%" 'dired-mark-files-regexp)
1498 (define-key map "*c" 'dired-change-marks)
0609c998 1499 (define-key map "*s" 'dired-mark-subdir-files)
4a3ca6ed
RS
1500 (define-key map "*m" 'dired-mark)
1501 (define-key map "*u" 'dired-unmark)
1502 (define-key map "*?" 'dired-unmark-all-files)
534a6edf 1503 (define-key map "*!" 'dired-unmark-all-marks)
d7aed37c 1504 (define-key map "U" 'dired-unmark-all-marks)
4a3ca6ed
RS
1505 (define-key map "*\177" 'dired-unmark-backward)
1506 (define-key map "*\C-n" 'dired-next-marked-file)
1507 (define-key map "*\C-p" 'dired-prev-marked-file)
d588eb90 1508 (define-key map "*t" 'dired-toggle-marks)
3e1fb00f 1509 ;; Lower keys for commands not operating on all the marked files
c5753a5d 1510 (define-key map "a" 'dired-find-alternate-file)
3e1fb00f
RS
1511 (define-key map "d" 'dired-flag-file-deletion)
1512 (define-key map "e" 'dired-find-file)
1513 (define-key map "f" 'dired-find-file)
8cb95edf
SM
1514 (define-key map "\C-m" 'dired-find-file)
1515 (put 'dired-find-file :advertised-binding "\C-m")
3e1fb00f 1516 (define-key map "g" 'revert-buffer)
3e1fb00f 1517 (define-key map "i" 'dired-maybe-insert-subdir)
e19d2d64 1518 (define-key map "j" 'dired-goto-file)
3e1fb00f
RS
1519 (define-key map "k" 'dired-do-kill-lines)
1520 (define-key map "l" 'dired-do-redisplay)
1521 (define-key map "m" 'dired-mark)
1522 (define-key map "n" 'dired-next-line)
1523 (define-key map "o" 'dired-find-file-other-window)
1524 (define-key map "\C-o" 'dired-display-file)
1525 (define-key map "p" 'dired-previous-line)
3e1fb00f 1526 (define-key map "s" 'dired-sort-toggle-or-edit)
d588eb90 1527 (define-key map "t" 'dired-toggle-marks)
3e1fb00f
RS
1528 (define-key map "u" 'dired-unmark)
1529 (define-key map "v" 'dired-view-file)
a3f4a3ef 1530 (define-key map "w" 'dired-copy-filename-as-kill)
3e1fb00f 1531 (define-key map "x" 'dired-do-flagged-delete)
d1e99fa5 1532 (define-key map "y" 'dired-show-file-type)
3e1fb00f
RS
1533 (define-key map "+" 'dired-create-directory)
1534 ;; moving
1535 (define-key map "<" 'dired-prev-dirline)
1536 (define-key map ">" 'dired-next-dirline)
1537 (define-key map "^" 'dired-up-directory)
1538 (define-key map " " 'dired-next-line)
aac818a8
TL
1539 (define-key map [remap next-line] 'dired-next-line)
1540 (define-key map [remap previous-line] 'dired-previous-line)
3e1fb00f
RS
1541 ;; hiding
1542 (define-key map "$" 'dired-hide-subdir)
1543 (define-key map "\M-$" 'dired-hide-all)
a2a538b1 1544 (define-key map "(" 'dired-hide-details-mode)
b89b46cf
JL
1545 ;; isearch
1546 (define-key map (kbd "M-s a C-s") 'dired-do-isearch)
1547 (define-key map (kbd "M-s a M-C-s") 'dired-do-isearch-regexp)
eae2c85e
JL
1548 (define-key map (kbd "M-s f C-s") 'dired-isearch-filenames)
1549 (define-key map (kbd "M-s f M-C-s") 'dired-isearch-filenames-regexp)
3e1fb00f 1550 ;; misc
51c4474e
JL
1551 (define-key map [remap read-only-mode] 'dired-toggle-read-only)
1552 ;; `toggle-read-only' is an obsolete alias for `read-only-mode'
aac818a8 1553 (define-key map [remap toggle-read-only] 'dired-toggle-read-only)
3e1fb00f
RS
1554 (define-key map "?" 'dired-summary)
1555 (define-key map "\177" 'dired-unmark-backward)
5e5a3412
RS
1556 (define-key map [remap undo] 'dired-undo)
1557 (define-key map [remap advertised-undo] 'dired-undo)
aa1a7612
CY
1558 ;; thumbnail manipulation (image-dired)
1559 (define-key map "\C-td" 'image-dired-display-thumbs)
1560 (define-key map "\C-tt" 'image-dired-tag-files)
1561 (define-key map "\C-tr" 'image-dired-delete-tag)
1562 (define-key map "\C-tj" 'image-dired-jump-thumbnail-buffer)
1563 (define-key map "\C-ti" 'image-dired-dired-display-image)
1564 (define-key map "\C-tx" 'image-dired-dired-display-external)
1565 (define-key map "\C-ta" 'image-dired-display-thumbs-append)
1566 (define-key map "\C-t." 'image-dired-display-thumb)
1567 (define-key map "\C-tc" 'image-dired-dired-comment-files)
1568 (define-key map "\C-tf" 'image-dired-mark-tagged-files)
84fb0956 1569 (define-key map "\C-t\C-t" 'image-dired-dired-toggle-marked-thumbs)
aa1a7612 1570 (define-key map "\C-te" 'image-dired-dired-edit-comment-and-tags)
bfeee9d1
DN
1571 ;; encryption and decryption (epa-dired)
1572 (define-key map ":d" 'epa-dired-do-decrypt)
1573 (define-key map ":v" 'epa-dired-do-verify)
1574 (define-key map ":s" 'epa-dired-do-sign)
1575 (define-key map ":e" 'epa-dired-do-encrypt)
3e1fb00f
RS
1576
1577 ;; Make menu bar items.
1578
d066de8e
EZ
1579 ;; No need to fo this, now that top-level items are fewer.
1580 ;;;;
3e1fb00f 1581 ;; Get rid of the Edit menu bar item to save space.
d066de8e 1582 ;(define-key map [menu-bar edit] 'undefined)
3e1fb00f
RS
1583
1584 (define-key map [menu-bar subdir]
1585 (cons "Subdir" (make-sparse-keymap "Subdir")))
1586
1587 (define-key map [menu-bar subdir hide-all]
d066de8e
EZ
1588 '(menu-item "Hide All" dired-hide-all
1589 :help "Hide all subdirectories, leave only header lines"))
3e1fb00f 1590 (define-key map [menu-bar subdir hide-subdir]
d066de8e
EZ
1591 '(menu-item "Hide/UnHide Subdir" dired-hide-subdir
1592 :help "Hide or unhide current directory listing"))
3e1fb00f 1593 (define-key map [menu-bar subdir tree-down]
d066de8e
EZ
1594 '(menu-item "Tree Down" dired-tree-down
1595 :help "Go to first subdirectory header down the tree"))
3e1fb00f 1596 (define-key map [menu-bar subdir tree-up]
d066de8e
EZ
1597 '(menu-item "Tree Up" dired-tree-up
1598 :help "Go to first subdirectory header up the tree"))
3e1fb00f 1599 (define-key map [menu-bar subdir up]
d066de8e
EZ
1600 '(menu-item "Up Directory" dired-up-directory
1601 :help "Edit the parent directory"))
3e1fb00f 1602 (define-key map [menu-bar subdir prev-subdir]
d066de8e
EZ
1603 '(menu-item "Prev Subdir" dired-prev-subdir
1604 :help "Go to previous subdirectory header line"))
3e1fb00f 1605 (define-key map [menu-bar subdir next-subdir]
d066de8e
EZ
1606 '(menu-item "Next Subdir" dired-next-subdir
1607 :help "Go to next subdirectory header line"))
3e1fb00f 1608 (define-key map [menu-bar subdir prev-dirline]
d066de8e
EZ
1609 '(menu-item "Prev Dirline" dired-prev-dirline
1610 :help "Move to next directory-file line"))
3e1fb00f 1611 (define-key map [menu-bar subdir next-dirline]
d066de8e
EZ
1612 '(menu-item "Next Dirline" dired-next-dirline
1613 :help "Move to previous directory-file line"))
3e1fb00f 1614 (define-key map [menu-bar subdir insert]
d066de8e 1615 '(menu-item "Insert This Subdir" dired-maybe-insert-subdir
bedd8a58
CY
1616 :help "Insert contents of subdirectory"
1617 :enable (let ((f (dired-get-filename nil t)))
1618 (and f (file-directory-p f)))))
3e1fb00f
RS
1619 (define-key map [menu-bar immediate]
1620 (cons "Immediate" (make-sparse-keymap "Immediate")))
1621
635abd82 1622 (define-key map
aa1a7612
CY
1623 [menu-bar immediate image-dired-dired-display-external]
1624 '(menu-item "Display Image Externally" image-dired-dired-display-external
bc4dbed5 1625 :help "Display image in external viewer"))
635abd82 1626 (define-key map
aa1a7612
CY
1627 [menu-bar immediate image-dired-dired-display-image]
1628 '(menu-item "Display Image" image-dired-dired-display-image
bc4dbed5 1629 :help "Display sized image in a separate window"))
7cc6e154
JL
1630 (define-key map
1631 [menu-bar immediate image-dired-dired-toggle-marked-thumbs]
1632 '(menu-item "Toggle Image Thumbnails in This Buffer" image-dired-dired-toggle-marked-thumbs
1633 :help "Add or remove image thumbnails in front of marked file names"))
36938994 1634
a2a538b1
CS
1635 (define-key map [menu-bar immediate hide-details]
1636 '(menu-item "Hide Details" dired-hide-details-mode
1637 :help "Hide details in buffer"
1638 :button (:toggle . dired-hide-details-mode)))
836788c9
MD
1639 (define-key map [menu-bar immediate revert-buffer]
1640 '(menu-item "Refresh" revert-buffer
1641 :help "Update contents of shown directories"))
1642
1643 (define-key map [menu-bar immediate dashes]
1644 '("--"))
635abd82 1645
eae2c85e
JL
1646 (define-key map [menu-bar immediate isearch-filenames-regexp]
1647 '(menu-item "Isearch Regexp in File Names..." dired-isearch-filenames-regexp
1648 :help "Incrementally search for regexp in file names only"))
1649 (define-key map [menu-bar immediate isearch-filenames]
1650 '(menu-item "Isearch in File Names..." dired-isearch-filenames
1651 :help "Incrementally search for string in file names only."))
0e2aaf98 1652 (define-key map [menu-bar immediate compare-directories]
27af5d58 1653 '(menu-item "Compare Directories..." dired-compare-directories
cedf5c9d 1654 :help "Mark files with different attributes in two Dired buffers"))
3e1fb00f 1655 (define-key map [menu-bar immediate backup-diff]
d066de8e
EZ
1656 '(menu-item "Compare with Backup" dired-backup-diff
1657 :help "Diff file at cursor with its latest backup"))
3e1fb00f 1658 (define-key map [menu-bar immediate diff]
d066de8e
EZ
1659 '(menu-item "Diff..." dired-diff
1660 :help "Compare file at cursor with another file"))
3e1fb00f 1661 (define-key map [menu-bar immediate view]
d066de8e
EZ
1662 '(menu-item "View This File" dired-view-file
1663 :help "Examine file at cursor in read-only mode"))
3e1fb00f 1664 (define-key map [menu-bar immediate display]
d066de8e
EZ
1665 '(menu-item "Display in Other Window" dired-display-file
1666 :help "Display file at cursor in other window"))
3e1fb00f 1667 (define-key map [menu-bar immediate find-file-other-window]
d066de8e
EZ
1668 '(menu-item "Find in Other Window" dired-find-file-other-window
1669 :help "Edit file at cursor in other window"))
3e1fb00f 1670 (define-key map [menu-bar immediate find-file]
d066de8e
EZ
1671 '(menu-item "Find This File" dired-find-file
1672 :help "Edit file at cursor"))
3e1fb00f 1673 (define-key map [menu-bar immediate create-directory]
4b33a64a
DN
1674 '(menu-item "Create Directory..." dired-create-directory
1675 :help "Create a directory"))
2ecab840 1676 (define-key map [menu-bar immediate wdired-mode]
40aa8257 1677 '(menu-item "Edit File Names" wdired-change-to-wdired-mode
cedf5c9d 1678 :help "Put a Dired buffer in a mode in which filenames are editable"
89e87059 1679 :keys "C-x C-q"
40aa8257 1680 :filter (lambda (x) (if (eq major-mode 'dired-mode) x))))
3e1fb00f
RS
1681
1682 (define-key map [menu-bar regexp]
1683 (cons "Regexp" (make-sparse-keymap "Regexp")))
1684
836788c9 1685 (define-key map
aa1a7612
CY
1686 [menu-bar regexp image-dired-mark-tagged-files]
1687 '(menu-item "Mark From Image Tag..." image-dired-mark-tagged-files
098bab71
JB
1688 :help "Mark files whose image tags matches regexp"))
1689
836788c9 1690 (define-key map [menu-bar regexp dashes-1]
098bab71 1691 '("--"))
836788c9 1692
3e1fb00f 1693 (define-key map [menu-bar regexp downcase]
d066de8e
EZ
1694 '(menu-item "Downcase" dired-downcase
1695 ;; When running on plain MS-DOS, there's only one
1696 ;; letter-case for file names.
1697 :enable (or (not (fboundp 'msdos-long-file-names))
1698 (msdos-long-file-names))
1699 :help "Rename marked files to lower-case name"))
3e1fb00f 1700 (define-key map [menu-bar regexp upcase]
d066de8e
EZ
1701 '(menu-item "Upcase" dired-upcase
1702 :enable (or (not (fboundp 'msdos-long-file-names))
1703 (msdos-long-file-names))
1704 :help "Rename marked files to upper-case name"))
3e1fb00f 1705 (define-key map [menu-bar regexp hardlink]
d066de8e
EZ
1706 '(menu-item "Hardlink..." dired-do-hardlink-regexp
1707 :help "Make hard links for files matching regexp"))
3e1fb00f 1708 (define-key map [menu-bar regexp symlink]
d066de8e
EZ
1709 '(menu-item "Symlink..." dired-do-symlink-regexp
1710 :visible (fboundp 'make-symbolic-link)
1711 :help "Make symbolic links for files matching regexp"))
3e1fb00f 1712 (define-key map [menu-bar regexp rename]
d066de8e
EZ
1713 '(menu-item "Rename..." dired-do-rename-regexp
1714 :help "Rename marked files matching regexp"))
3e1fb00f 1715 (define-key map [menu-bar regexp copy]
d066de8e
EZ
1716 '(menu-item "Copy..." dired-do-copy-regexp
1717 :help "Copy marked files matching regexp"))
3e1fb00f 1718 (define-key map [menu-bar regexp flag]
d066de8e
EZ
1719 '(menu-item "Flag..." dired-flag-files-regexp
1720 :help "Flag files matching regexp for deletion"))
3e1fb00f 1721 (define-key map [menu-bar regexp mark]
d066de8e
EZ
1722 '(menu-item "Mark..." dired-mark-files-regexp
1723 :help "Mark files matching regexp for future operations"))
aa924deb 1724 (define-key map [menu-bar regexp mark-cont]
d066de8e
EZ
1725 '(menu-item "Mark Containing..." dired-mark-files-containing-regexp
1726 :help "Mark files whose contents matches regexp"))
3e1fb00f
RS
1727
1728 (define-key map [menu-bar mark]
1729 (cons "Mark" (make-sparse-keymap "Mark")))
1730
1731 (define-key map [menu-bar mark prev]
d066de8e
EZ
1732 '(menu-item "Previous Marked" dired-prev-marked-file
1733 :help "Move to previous marked file"))
3e1fb00f 1734 (define-key map [menu-bar mark next]
d066de8e
EZ
1735 '(menu-item "Next Marked" dired-next-marked-file
1736 :help "Move to next marked file"))
3e1fb00f 1737 (define-key map [menu-bar mark marks]
d066de8e
EZ
1738 '(menu-item "Change Marks..." dired-change-marks
1739 :help "Replace marker with another character"))
3e1fb00f 1740 (define-key map [menu-bar mark unmark-all]
d066de8e 1741 '(menu-item "Unmark All" dired-unmark-all-marks))
3e1fb00f 1742 (define-key map [menu-bar mark symlinks]
d066de8e
EZ
1743 '(menu-item "Mark Symlinks" dired-mark-symlinks
1744 :visible (fboundp 'make-symbolic-link)
1745 :help "Mark all symbolic links"))
3e1fb00f 1746 (define-key map [menu-bar mark directories]
d066de8e
EZ
1747 '(menu-item "Mark Directories" dired-mark-directories
1748 :help "Mark all directories except `.' and `..'"))
3e1fb00f 1749 (define-key map [menu-bar mark directory]
d066de8e
EZ
1750 '(menu-item "Mark Old Backups" dired-clean-directory
1751 :help "Flag old numbered backups for deletion"))
3e1fb00f 1752 (define-key map [menu-bar mark executables]
d066de8e
EZ
1753 '(menu-item "Mark Executables" dired-mark-executables
1754 :help "Mark all executable files"))
84d3f6e8 1755 (define-key map [menu-bar mark garbage-files]
d066de8e
EZ
1756 '(menu-item "Flag Garbage Files" dired-flag-garbage-files
1757 :help "Flag unneeded files for deletion"))
3e1fb00f 1758 (define-key map [menu-bar mark backup-files]
d066de8e
EZ
1759 '(menu-item "Flag Backup Files" dired-flag-backup-files
1760 :help "Flag all backup files for deletion"))
3e1fb00f 1761 (define-key map [menu-bar mark auto-save-files]
d066de8e
EZ
1762 '(menu-item "Flag Auto-save Files" dired-flag-auto-save-files
1763 :help "Flag auto-save files for deletion"))
3e1fb00f 1764 (define-key map [menu-bar mark deletion]
d066de8e
EZ
1765 '(menu-item "Flag" dired-flag-file-deletion
1766 :help "Flag current line's file for deletion"))
3e1fb00f 1767 (define-key map [menu-bar mark unmark]
d066de8e
EZ
1768 '(menu-item "Unmark" dired-unmark
1769 :help "Unmark or unflag current line's file"))
3e1fb00f 1770 (define-key map [menu-bar mark mark]
d066de8e
EZ
1771 '(menu-item "Mark" dired-mark
1772 :help "Mark current line's file for future operations"))
e5f0841e 1773 (define-key map [menu-bar mark toggle-marks]
d588eb90 1774 '(menu-item "Toggle Marks" dired-toggle-marks
d066de8e 1775 :help "Mark unmarked files, unmark marked ones"))
3e1fb00f
RS
1776
1777 (define-key map [menu-bar operate]
1778 (cons "Operate" (make-sparse-keymap "Operate")))
1779
836788c9 1780 (define-key map
aa1a7612
CY
1781 [menu-bar operate image-dired-delete-tag]
1782 '(menu-item "Delete Image Tag..." image-dired-delete-tag
b305952d 1783 :help "Delete image tag from current or marked files"))
836788c9 1784 (define-key map
aa1a7612
CY
1785 [menu-bar operate image-dired-tag-files]
1786 '(menu-item "Add Image Tags..." image-dired-tag-files
836788c9
MD
1787 :help "Add image tags to current or marked files"))
1788 (define-key map
aa1a7612
CY
1789 [menu-bar operate image-dired-dired-comment-files]
1790 '(menu-item "Add Image Comment..." image-dired-dired-comment-files
836788c9
MD
1791 :help "Add image comment to current or marked files"))
1792 (define-key map
aa1a7612 1793 [menu-bar operate image-dired-display-thumbs]
7cc6e154 1794 '(menu-item "Display Image Thumbnails" image-dired-display-thumbs
a41925a2 1795 :help "Display image thumbnails for current or marked image files"))
098bab71 1796
7cce3c91
CY
1797 (define-key map [menu-bar operate dashes-4]
1798 '("--"))
1799
1800 (define-key map
1801 [menu-bar operate epa-dired-do-decrypt]
af7dda05 1802 '(menu-item "Decrypt..." epa-dired-do-decrypt
be58a238 1803 :help "Decrypt current or marked files"))
7cce3c91
CY
1804
1805 (define-key map
1806 [menu-bar operate epa-dired-do-verify]
1807 '(menu-item "Verify" epa-dired-do-verify
be58a238 1808 :help "Verify digital signature of current or marked files"))
7cce3c91
CY
1809
1810 (define-key map
1811 [menu-bar operate epa-dired-do-sign]
af7dda05 1812 '(menu-item "Sign..." epa-dired-do-sign
be58a238 1813 :help "Create digital signature of current or marked files"))
7cce3c91
CY
1814
1815 (define-key map
1816 [menu-bar operate epa-dired-do-encrypt]
af7dda05 1817 '(menu-item "Encrypt..." epa-dired-do-encrypt
be58a238 1818 :help "Encrypt current or marked files"))
7cce3c91 1819
836788c9 1820 (define-key map [menu-bar operate dashes-3]
098bab71 1821 '("--"))
836788c9 1822
3e1fb00f 1823 (define-key map [menu-bar operate query-replace]
ee93b692 1824 '(menu-item "Query Replace in Files..." dired-do-query-replace-regexp
d066de8e 1825 :help "Replace regexp in marked files"))
3e1fb00f 1826 (define-key map [menu-bar operate search]
d066de8e
EZ
1827 '(menu-item "Search Files..." dired-do-search
1828 :help "Search marked files for regexp"))
b89b46cf
JL
1829 (define-key map [menu-bar operate isearch-regexp]
1830 '(menu-item "Isearch Regexp Files..." dired-do-isearch-regexp
1831 :help "Incrementally search marked files for regexp"))
1832 (define-key map [menu-bar operate isearch]
1833 '(menu-item "Isearch Files..." dired-do-isearch
1834 :help "Incrementally search marked files for string"))
3e1fb00f 1835 (define-key map [menu-bar operate chown]
d066de8e
EZ
1836 '(menu-item "Change Owner..." dired-do-chown
1837 :visible (not (memq system-type '(ms-dos windows-nt)))
1838 :help "Change the owner of marked files"))
3e1fb00f 1839 (define-key map [menu-bar operate chgrp]
d066de8e
EZ
1840 '(menu-item "Change Group..." dired-do-chgrp
1841 :visible (not (memq system-type '(ms-dos windows-nt)))
1842 :help "Change the group of marked files"))
3e1fb00f 1843 (define-key map [menu-bar operate chmod]
d066de8e
EZ
1844 '(menu-item "Change Mode..." dired-do-chmod
1845 :help "Change mode (attributes) of marked files"))
57654b8c
JL
1846 (define-key map [menu-bar operate touch]
1847 '(menu-item "Change Timestamp..." dired-do-touch
1848 :help "Change timestamp of marked files"))
3e1fb00f 1849 (define-key map [menu-bar operate load]
d066de8e
EZ
1850 '(menu-item "Load" dired-do-load
1851 :help "Load marked Emacs Lisp files"))
3e1fb00f 1852 (define-key map [menu-bar operate compile]
d066de8e
EZ
1853 '(menu-item "Byte-compile" dired-do-byte-compile
1854 :help "Byte-compile marked Emacs Lisp files"))
3e1fb00f 1855 (define-key map [menu-bar operate compress]
d066de8e
EZ
1856 '(menu-item "Compress" dired-do-compress
1857 :help "Compress/uncompress marked files"))
3e1fb00f 1858 (define-key map [menu-bar operate print]
d066de8e
EZ
1859 '(menu-item "Print..." dired-do-print
1860 :help "Ask for print command and print marked files"))
3e1fb00f 1861 (define-key map [menu-bar operate hardlink]
d066de8e
EZ
1862 '(menu-item "Hardlink to..." dired-do-hardlink
1863 :help "Make hard links for current or marked files"))
3e1fb00f 1864 (define-key map [menu-bar operate symlink]
d066de8e
EZ
1865 '(menu-item "Symlink to..." dired-do-symlink
1866 :visible (fboundp 'make-symbolic-link)
1867 :help "Make symbolic links for current or marked files"))
077bf69b
GM
1868 (define-key map [menu-bar operate async-command]
1869 '(menu-item "Asynchronous Shell Command..." dired-do-async-shell-command
1870 :help "Run a shell command asynchronously on current or marked files"))
3e1fb00f 1871 (define-key map [menu-bar operate command]
d066de8e 1872 '(menu-item "Shell Command..." dired-do-shell-command
077bf69b 1873 :help "Run a shell command on current or marked files"))
3e1fb00f 1874 (define-key map [menu-bar operate delete]
d066de8e
EZ
1875 '(menu-item "Delete" dired-do-delete
1876 :help "Delete current file or all marked files"))
3e1fb00f 1877 (define-key map [menu-bar operate rename]
d066de8e
EZ
1878 '(menu-item "Rename to..." dired-do-rename
1879 :help "Rename current file or move marked files"))
3e1fb00f 1880 (define-key map [menu-bar operate copy]
d066de8e
EZ
1881 '(menu-item "Copy to..." dired-do-copy
1882 :help "Copy current file or all marked files"))
3e1fb00f 1883
d7aed37c 1884 map)
cedf5c9d 1885 "Local keymap for Dired mode buffers.")
83fadedf 1886\f
84fc2cfa
ER
1887;; Dired mode is suitable only for specially formatted data.
1888(put 'dired-mode 'mode-class 'special)
1889
a515788d
LH
1890;; Autoload cookie needed by desktop.el
1891;;;###autoload
492d2437
RS
1892(defun dired-mode (&optional dirname switches)
1893 "\
1894Mode for \"editing\" directory listings.
68d2f12f 1895In Dired, you are \"editing\" a list of the files in a directory and
cedf5c9d 1896 (optionally) its subdirectories, in the format of `ls -lR'.
492d2437
RS
1897 Each directory is a page: use \\[backward-page] and \\[forward-page] to move pagewise.
1898\"Editing\" means that you can run shell commands on files, visit,
1899 compress, load or byte-compile them, change their file attributes
1900 and insert subdirectories into the same buffer. You can \"mark\"
1901 files for later commands or \"flag\" them for deletion, either file
1902 by file or all files matching certain criteria.
1903You can move using the usual cursor motion commands.\\<dired-mode-map>
191e2bed
LMI
1904The buffer is read-only. Digits are prefix arguments.
1905Type \\[dired-flag-file-deletion] to flag a file `D' for deletion.
492d2437
RS
1906Type \\[dired-mark] to Mark a file or subdirectory for later commands.
1907 Most commands operate on the marked files and use the current file
1908 if no files are marked. Use a numeric prefix argument to operate on
1909 the next ARG (or previous -ARG if ARG<0) files, or just `1'
1910 to operate on the current file only. Prefix arguments override marks.
1911 Mark-using commands display a list of failures afterwards. Type \\[dired-summary]
1912 to see why something went wrong.
191e2bed 1913Type \\[dired-unmark] to Unmark a file or all files of an inserted subdirectory.
a48868a7 1914Type \\[dired-unmark-backward] to back up one line and unmark or unflag.
191e2bed 1915Type \\[dired-do-flagged-delete] to delete (eXecute) the files flagged `D'.
8cb95edf 1916Type \\[dired-find-file] to Find the current line's file
492d2437 1917 (or dired it in another buffer, if it is a directory).
cedf5c9d 1918Type \\[dired-find-file-other-window] to find file or Dired directory in Other window.
492d2437
RS
1919Type \\[dired-maybe-insert-subdir] to Insert a subdirectory in this buffer.
1920Type \\[dired-do-rename] to Rename a file or move the marked files to another directory.
1921Type \\[dired-do-copy] to Copy files.
ee680b2b
JB
1922Type \\[dired-sort-toggle-or-edit] to toggle Sorting by name/date or change the `ls' switches.
1923Type \\[revert-buffer] to read all currently expanded directories aGain.
492d2437 1924 This retains all marks and hides subdirs again that were hidden before.
191e2bed 1925Use `SPC' and `DEL' to move down and up by lines.
492d2437 1926
ee680b2b 1927If Dired ever gets confused, you can either type \\[revert-buffer] \
492d2437
RS
1928to read the
1929directories again, type \\[dired-do-redisplay] \
191e2bed 1930to relist the file at point or the marked files or a
492d2437
RS
1931subdirectory, or type \\[dired-build-subdir-alist] to parse the buffer
1932again for the directory tree.
1933
1934Customization variables (rename this buffer and type \\[describe-variable] on each line
1935for more info):
1936
87ae59e3
SM
1937 `dired-listing-switches'
1938 `dired-trivial-filenames'
87ae59e3
SM
1939 `dired-marker-char'
1940 `dired-del-marker'
1941 `dired-keep-marker-rename'
1942 `dired-keep-marker-copy'
1943 `dired-keep-marker-hardlink'
1944 `dired-keep-marker-symlink'
492d2437
RS
1945
1946Hooks (use \\[describe-variable] to see their documentation):
1947
87ae59e3
SM
1948 `dired-before-readin-hook'
1949 `dired-after-readin-hook'
1950 `dired-mode-hook'
1951 `dired-load-hook'
492d2437
RS
1952
1953Keybindings:
84fc2cfa 1954\\{dired-mode-map}"
492d2437
RS
1955 ;; Not to be called interactively (e.g. dired-directory will be set
1956 ;; to default-directory, which is wrong with wildcards).
84fc2cfa 1957 (kill-all-local-variables)
84fc2cfa 1958 (use-local-map dired-mode-map)
492d2437
RS
1959 (dired-advertise) ; default-directory is already set
1960 (setq major-mode 'dired-mode
1961 mode-name "Dired"
87ae59e3 1962 ;; case-fold-search nil
492d2437
RS
1963 buffer-read-only t
1964 selective-display t ; for subdirectory hiding
0acdf642
GM
1965 mode-line-buffer-identification
1966 (propertized-buffer-identification "%17b"))
a2a538b1
CS
1967 ;; Ignore dired-hide-details-* value of invisible text property by default.
1968 (when (eq buffer-invisibility-spec t)
1969 (setq buffer-invisibility-spec (list t)))
cedf5c9d
JB
1970 (setq-local revert-buffer-function (function dired-revert))
1971 (setq-local buffer-stale-function (function dired-buffer-stale-p))
1972 (setq-local page-delimiter "\n\n")
1973 (setq-local dired-directory (or dirname default-directory))
492d2437 1974 ;; list-buffers uses this to display the dir being edited in this buffer.
11ee8d90
JB
1975 (setq list-buffers-directory
1976 (expand-file-name (if (listp dired-directory)
1977 (car dired-directory)
1978 dired-directory)))
cedf5c9d
JB
1979 (setq-local dired-actual-switches (or switches dired-listing-switches))
1980 (setq-local font-lock-defaults
1981 '(dired-font-lock-keywords t nil nil beginning-of-line))
1982 (setq-local desktop-save-buffer 'dired-desktop-buffer-misc-data)
5553077c 1983 (setq dired-switches-alist nil)
817b48a7 1984 (hack-dir-local-variables-non-file-buffer) ; before sorting
492d2437 1985 (dired-sort-other dired-actual-switches t)
361eee8f 1986 (when (featurep 'dnd)
cedf5c9d
JB
1987 (setq-local dnd-protocol-alist
1988 (append dired-dnd-protocol-alist dnd-protocol-alist)))
7d371eac 1989 (add-hook 'file-name-at-point-functions 'dired-file-name-at-point nil t)
eae2c85e 1990 (add-hook 'isearch-mode-hook 'dired-isearch-filenames-setup nil t)
1ed8284d 1991 (run-mode-hooks 'dired-mode-hook))
83fadedf 1992\f
eb8c3be9 1993;; Idiosyncratic dired commands that don't deal with marks.
84fc2cfa 1994
84fc2cfa 1995(defun dired-summary ()
cedf5c9d 1996 "Summarize basic Dired commands and show recent Dired errors."
84fc2cfa 1997 (interactive)
492d2437 1998 (dired-why)
84fc2cfa
ER
1999 ;>> this should check the key-bindings and use substitute-command-keys if non-standard
2000 (message
50f74744 2001 "d-elete, u-ndelete, x-punge, f-ind, o-ther window, R-ename, C-opy, h-elp"))
84fc2cfa 2002
492d2437 2003(defun dired-undo ()
cedf5c9d 2004 "Undo in a Dired buffer.
492d2437 2005This doesn't recover lost files, it just undoes changes in the buffer itself.
487327a9 2006You can use it to recover marks, killed lines or subdirs."
492d2437 2007 (interactive)
f836b98e 2008 (let ((inhibit-read-only t))
487327a9
LT
2009 (undo))
2010 (dired-build-subdir-alist)
cedf5c9d 2011 (message "Change in Dired buffer undone.
487327a9 2012Actual changes in files cannot be undone by Emacs."))
84fc2cfa 2013
40aa8257 2014(defun dired-toggle-read-only ()
b68b3337
CY
2015 "Edit Dired buffer with Wdired, or make it read-only.
2016If the current buffer can be edited with Wdired, (i.e. the major
2017mode is `dired-mode'), call `wdired-change-to-wdired-mode'.
2018Otherwise, call `toggle-read-only'."
40aa8257 2019 (interactive)
ba10c48c 2020 (if (derived-mode-p 'dired-mode)
40aa8257 2021 (wdired-change-to-wdired-mode)
9a930676 2022 (read-only-mode 'toggle)))
40aa8257 2023
84fc2cfa
ER
2024(defun dired-next-line (arg)
2025 "Move down lines then position at filename.
2026Optional prefix ARG says how many lines to move; default is one line."
2027 (interactive "p")
a2a538b1
CS
2028 (let ((line-move-visual)
2029 (goal-column))
2030 (line-move arg t))
2031 ;; We never want to move point into an invisible line.
2032 (while (and (invisible-p (point))
2033 (not (if (and arg (< arg 0)) (bobp) (eobp))))
2034 (forward-char (if (and arg (< arg 0)) -1 1)))
84fc2cfa
ER
2035 (dired-move-to-filename))
2036
2037(defun dired-previous-line (arg)
2038 "Move up lines then position at filename.
2039Optional prefix ARG says how many lines to move; default is one line."
2040 (interactive "p")
a2a538b1 2041 (dired-next-line (- (or arg 1))))
84fc2cfa 2042
492d2437 2043(defun dired-next-dirline (arg &optional opoint)
cedf5c9d 2044 "Goto ARGth next directory file line."
492d2437
RS
2045 (interactive "p")
2046 (or opoint (setq opoint (point)))
2047 (if (if (> arg 0)
2048 (re-search-forward dired-re-dir nil t arg)
2049 (beginning-of-line)
2050 (re-search-backward dired-re-dir nil t (- arg)))
2051 (dired-move-to-filename) ; user may type `i' or `f'
2052 (goto-char opoint)
2053 (error "No more subdirectories")))
2054
2055(defun dired-prev-dirline (arg)
cedf5c9d 2056 "Goto ARGth previous directory file line."
492d2437
RS
2057 (interactive "p")
2058 (dired-next-dirline (- arg)))
2059
ac1ce341 2060(defun dired-up-directory (&optional other-window)
68d2f12f 2061 "Run Dired on parent directory of current directory.
492d2437 2062Find the parent directory either in this buffer or another buffer.
574e477f
LI
2063Creates a buffer if necessary.
2064If OTHER-WINDOW (the optional prefix arg), display the parent
2065directory in another window."
ac1ce341 2066 (interactive "P")
492d2437
RS
2067 (let* ((dir (dired-current-directory))
2068 (up (file-name-directory (directory-file-name dir))))
2069 (or (dired-goto-file (directory-file-name dir))
7b2469ae
RS
2070 ;; Only try dired-goto-subdir if buffer has more than one dir.
2071 (and (cdr dired-subdir-alist)
492d2437
RS
2072 (dired-goto-subdir up))
2073 (progn
ac1ce341
EN
2074 (if other-window
2075 (dired-other-window up)
2076 (dired up))
492d2437 2077 (dired-goto-file dir)))))
84fc2cfa 2078
68d2f12f
RS
2079(defun dired-get-file-for-visit ()
2080 "Get the current line's file name, with an error if file does not exist."
53fd9d05 2081 (interactive)
e9407052
RS
2082 ;; We pass t for second arg so that we don't get error for `.' and `..'.
2083 (let ((raw (dired-get-filename nil t))
2084 file-name)
2085 (if (null raw)
2086 (error "No file on this line"))
2087 (setq file-name (file-name-sans-versions raw t))
c439687b 2088 (if (file-exists-p file-name)
68d2f12f 2089 file-name
55642aa4
RS
2090 (if (file-symlink-p file-name)
2091 (error "File is a symlink to a nonexistent target")
cedf5c9d 2092 (error "File no longer exists; type `g' to update Dired buffer")))))
84fc2cfa 2093
f143d380 2094;; Force C-m keybinding rather than `f' or `e' in the mode doc:
8cb95edf 2095(define-obsolete-function-alias 'dired-advertised-find-file 'dired-find-file "23.2")
68d2f12f
RS
2096(defun dired-find-file ()
2097 "In Dired, visit the file or directory named on this line."
2098 (interactive)
1d5ad120 2099 ;; Bind `find-file-run-dired' so that the command works on directories
59d18288
RS
2100 ;; too, independent of the user's setting.
2101 (let ((find-file-run-dired t))
2102 (find-file (dired-get-file-for-visit))))
68d2f12f 2103
c5753a5d 2104(defun dired-find-alternate-file ()
cedf5c9d 2105 "In Dired, visit this file or directory instead of the Dired buffer."
c5753a5d
GM
2106 (interactive)
2107 (set-buffer-modified-p nil)
68d2f12f 2108 (find-alternate-file (dired-get-file-for-visit)))
336cd99d 2109;; Don't override the setting from .emacs.
c21993d0 2110;;;###autoload (put 'dired-find-alternate-file 'disabled t)
c5753a5d 2111
dbcb9389 2112(defun dired-mouse-find-file-other-window (event)
68d2f12f 2113 "In Dired, visit the file or directory name you click on."
dbcb9389 2114 (interactive "e")
2aaa7f0a 2115 (let (window pos file)
dbcb9389 2116 (save-excursion
2aaa7f0a
RS
2117 (setq window (posn-window (event-end event))
2118 pos (posn-point (event-end event)))
2119 (if (not (windowp window))
2120 (error "No file chosen"))
2121 (set-buffer (window-buffer window))
2122 (goto-char pos)
2123 (setq file (dired-get-file-for-visit)))
55a87770
RS
2124 (if (file-directory-p file)
2125 (or (and (cdr dired-subdir-alist)
2126 (dired-goto-subdir file))
2127 (progn
2128 (select-window window)
2129 (dired-other-window file)))
3f68d7c8
RS
2130 (select-window window)
2131 (find-file-other-window (file-name-sans-versions file t)))))
b70ebe37 2132
84fc2cfa 2133(defun dired-view-file ()
ee680b2b 2134 "In Dired, examine a file in view mode, returning to Dired when done.
b70ebe37 2135When file is a directory, show it in this buffer if it is inserted.
3f68d7c8 2136Otherwise, display it in another buffer."
84fc2cfa 2137 (interactive)
68d2f12f
RS
2138 (let ((file (dired-get-file-for-visit)))
2139 (if (file-directory-p file)
2140 (or (and (cdr dired-subdir-alist)
2141 (dired-goto-subdir file))
2142 (dired file))
3f68d7c8 2143 (view-file file))))
84fc2cfa
ER
2144
2145(defun dired-find-file-other-window ()
68d2f12f 2146 "In Dired, visit this file or directory in another window."
84fc2cfa 2147 (interactive)
68d2f12f 2148 (find-file-other-window (dired-get-file-for-visit)))
ab67260b
RS
2149
2150(defun dired-display-file ()
68d2f12f 2151 "In Dired, display this file or directory in another window."
ab67260b 2152 (interactive)
11eff3ae
RS
2153 (display-buffer (find-file-noselect (dired-get-file-for-visit))
2154 t))
83fadedf 2155\f
68d2f12f 2156;;; Functions for extracting and manipulating file names in Dired buffers.
84fc2cfa
ER
2157
2158(defun dired-get-filename (&optional localp no-error-if-not-filep)
68d2f12f 2159 "In Dired, return name of file mentioned on this line.
84fc2cfa 2160Value returned normally includes the directory name.
492d2437 2161Optional arg LOCALP with value `no-dir' means don't include directory
147e214c
LT
2162name in result. A value of `verbatim' means to return the name exactly as
2163it occurs in the buffer, and a value of t means construct name relative to
2164`default-directory', which still may contain slashes if in a subdirectory.
2165Optional arg NO-ERROR-IF-NOT-FILEP means treat `.' and `..' as
2166regular filenames and return nil if no filename on this line.
2167Otherwise, an error occurs in these cases."
a5e0e1a8 2168 (let (case-fold-search file p1 p2 already-absolute)
84fc2cfa 2169 (save-excursion
492d2437
RS
2170 (if (setq p1 (dired-move-to-filename (not no-error-if-not-filep)))
2171 (setq p2 (dired-move-to-end-of-filename no-error-if-not-filep))))
2172 ;; nil if no file on this line, but no-error-if-not-filep is t:
9888aa65
RS
2173 (if (setq file (and p1 p2 (buffer-substring p1 p2)))
2174 (progn
2175 ;; Get rid of the mouse-face property that file names have.
2176 (set-text-properties 0 (length file) nil file)
2177 ;; Unquote names quoted by ls or by dired-insert-directory.
1be9bd1e
CY
2178 ;; This code was written using `read' to unquote, because
2179 ;; it's faster than substituting \007 (4 chars) -> ^G (1
2180 ;; char) etc. in a lisp loop. Unfortunately, this decision
2181 ;; has necessitated hacks such as dealing with filenames
2182 ;; with quotation marks in their names.
2183 (while (string-match "\\(?:[^\\]\\|\\`\\)\\(\"\\)" file)
2184 (setq file (replace-match "\\\"" nil t file 1)))
1498536e
GM
2185 ;; Unescape any spaces escaped by ls -b (bug#10469).
2186 ;; Other -b quotes, eg \t, \n, work transparently.
2187 (if (dired-switches-escape-p dired-actual-switches)
3cdb7f5a
GM
2188 (let ((start 0)
2189 (rep "")
2190 (shift -1))
2191 (if (eq localp 'verbatim)
2192 (setq rep "\\\\"
2193 shift +1))
1498536e 2194 (while (string-match "\\(\\\\\\) " file start)
3cdb7f5a
GM
2195 (setq file (replace-match rep nil t file 1)
2196 start (+ shift (match-end 0))))))
d1882ac7
EW
2197 (when (eq system-type 'windows-nt)
2198 (save-match-data
2199 (let ((start 0))
2200 (while (string-match "\\\\" file start)
2201 (aset file (match-beginning 0) ?/)
2202 (setq start (match-end 0))))))
2203
1498536e 2204 ;; Hence we don't need to worry about converting `\\' back to `\'.
1be9bd1e 2205 (setq file (read (concat "\"" file "\"")))
038b5501
KH
2206 ;; The above `read' will return a unibyte string if FILE
2207 ;; contains eight-bit-control/graphic characters.
2208 (if (and enable-multibyte-characters
2209 (not (multibyte-string-p file)))
2210 (setq file (string-to-multibyte file)))))
f6e2cbe3 2211 (and file (file-name-absolute-p file)
7994d91a
RS
2212 ;; A relative file name can start with ~.
2213 ;; Don't treat it as absolute in this context.
2214 (not (eq (aref file 0) ?~))
a5e0e1a8 2215 (setq already-absolute t))
a5e0e1a8 2216 (cond
b95ddab3
RS
2217 ((null file)
2218 nil)
1d5ad120
JB
2219 ((eq localp 'verbatim)
2220 file)
e9407052 2221 ((and (not no-error-if-not-filep)
5709c1a0 2222 (member file '("." "..")))
e9407052 2223 (error "Cannot operate on `.' or `..'"))
a5e0e1a8
EZ
2224 ((and (eq localp 'no-dir) already-absolute)
2225 (file-name-nondirectory file))
b95ddab3 2226 (already-absolute
ca66efd1
RS
2227 (let ((handler (find-file-name-handler file nil)))
2228 ;; check for safe-magic property so that we won't
2229 ;; put /: for names that don't really need them.
0b7bc76f 2230 ;; For instance, .gz files when auto-compression-mode is on.
ca66efd1
RS
2231 (if (and handler (not (get handler 'safe-magic)))
2232 (concat "/:" file)
2233 file)))
b95ddab3 2234 ((eq localp 'no-dir)
a5e0e1a8 2235 file)
b95ddab3
RS
2236 ((equal (dired-current-directory) "/")
2237 (setq file (concat (dired-current-directory localp) file))
ca66efd1
RS
2238 (let ((handler (find-file-name-handler file nil)))
2239 ;; check for safe-magic property so that we won't
2240 ;; put /: for names that don't really need them.
2241 ;; For instance, .gz files when auto-compression-mode is on.
2242 (if (and handler (not (get handler 'safe-magic)))
2243 (concat "/:" file)
2244 file)))
a5e0e1a8 2245 (t
b95ddab3 2246 (concat (dired-current-directory localp) file)))))
492d2437 2247
437fe5ae 2248(defun dired-string-replace-match (regexp string newtext
1d5ad120 2249 &optional literal global)
437fe5ae
RS
2250 "Replace first match of REGEXP in STRING with NEWTEXT.
2251If it does not match, nil is returned instead of the new string.
2252Optional arg LITERAL means to take NEWTEXT literally.
2253Optional arg GLOBAL means to replace all matches."
2254 (if global
b976e099 2255 (let ((start 0) ret)
856321e2
RS
2256 (while (string-match regexp string start)
2257 (let ((from-end (- (length string) (match-end 0))))
b976e099 2258 (setq ret (setq string (replace-match newtext t literal string)))
856321e2 2259 (setq start (- (length string) from-end))))
b976e099 2260 ret)
437fe5ae
RS
2261 (if (not (string-match regexp string 0))
2262 nil
856321e2 2263 (replace-match newtext t literal string))))
437fe5ae 2264
492d2437 2265(defun dired-make-absolute (file &optional dir)
470fa6d1 2266 ;;"Convert FILE (a file name relative to DIR) to an absolute file name."
492d2437
RS
2267 ;; We can't always use expand-file-name as this would get rid of `.'
2268 ;; or expand in / instead default-directory if DIR=="".
7c2fb837 2269 ;; This should be good enough for ange-ftp.
492d2437
RS
2270 ;; It should be reasonably fast, though, as it is called in
2271 ;; dired-get-filename.
2272 (concat (or dir default-directory) file))
2273
c5695d1d 2274(defun dired-make-relative (file &optional dir)
827dc60d 2275 "Convert FILE (an absolute file name) to a name relative to DIR.
c5695d1d
CY
2276If DIR is omitted or nil, it defaults to `default-directory'.
2277If FILE is not in the directory tree of DIR, return FILE
2278unchanged."
492d2437 2279 (or dir (setq dir default-directory))
7425bbff
RS
2280 ;; This case comes into play if default-directory is set to
2281 ;; use ~.
2282 (if (and (> (length dir) 0) (= (aref dir 0) ?~))
2283 (setq dir (expand-file-name dir)))
492d2437
RS
2284 (if (string-match (concat "^" (regexp-quote dir)) file)
2285 (substring file (match-end 0))
827dc60d 2286 file))
83fadedf 2287\f
a2a538b1 2288(define-minor-mode dired-hide-details-mode
52695556
GM
2289 "Toggle visibility of detailed information in current Dired buffer.
2290When this minor mode is enabled, details such as file ownership and
2291permissions are hidden from view.
2292
2293See options: `dired-hide-details-hide-symlink-targets' and
2294`dired-hide-details-hide-information-lines'."
a2a538b1
CS
2295 :group 'dired
2296 (unless (derived-mode-p 'dired-mode)
2297 (error "Not a Dired buffer"))
2298 (dired-hide-details-update-invisibility-spec)
2299 (if dired-hide-details-mode
2300 (add-hook 'wdired-mode-hook
2301 'dired-hide-details-update-invisibility-spec
2302 nil
2303 t)
2304 (remove-hook 'wdired-mode-hook
2305 'dired-hide-details-update-invisibility-spec
2306 t)))
2307
2308(defun dired-hide-details-update-invisibility-spec ()
2309 (funcall (if dired-hide-details-mode
2310 'add-to-invisibility-spec
2311 'remove-from-invisibility-spec)
2312 'dired-hide-details-detail)
2313 (funcall (if (and dired-hide-details-mode
2314 dired-hide-details-hide-information-lines)
2315 'add-to-invisibility-spec
2316 'remove-from-invisibility-spec)
2317 'dired-hide-details-information)
2318 (funcall (if (and dired-hide-details-mode
2319 dired-hide-details-hide-symlink-targets
2320 (not (derived-mode-p 'wdired-mode)))
2321 'add-to-invisibility-spec
2322 'remove-from-invisibility-spec)
2323 'dired-hide-details-link))
2324\f
492d2437
RS
2325;;; Functions for finding the file name in a dired buffer line.
2326
23e217f6
RS
2327(defvar dired-permission-flags-regexp
2328 "\\([^ ]\\)[-r][-w]\\([^ ]\\)[-r][-w]\\([^ ]\\)[-r][-w]\\([^ ]\\)"
2329 "Regular expression to match the permission flags in `ls -l'.")
2330
492d2437
RS
2331;; Move to first char of filename on this line.
2332;; Returns position (point) or nil if no filename on this line."
2333(defun dired-move-to-filename (&optional raise-error eol)
a12c6dca
SM
2334 "Move to the beginning of the filename on the current line.
2335Return the position of the beginning of the filename, or nil if none found."
492d2437 2336 ;; This is the UNIX version.
2b2059d8 2337 (or eol (setq eol (line-end-position)))
492d2437 2338 (beginning-of-line)
0b7bc76f 2339 ;; First try assuming `ls --dired' was used.
2b2059d8
SM
2340 (let ((change (next-single-property-change (point) 'dired-filename nil eol)))
2341 (cond
2342 ((and change (< change eol))
2343 (goto-char change))
9bc260cf 2344 ((re-search-forward directory-listing-before-filename-regexp eol t)
2b2059d8
SM
2345 (goto-char (match-end 0)))
2346 ((re-search-forward dired-permission-flags-regexp eol t)
2347 ;; Ha! There *is* a file. Our regexp-from-hell just failed to find it.
1f3b4d04 2348 (if raise-error
9bc260cf 2349 (error "Unrecognized line! Check directory-listing-before-filename-regexp"))
1f3b4d04
SM
2350 (beginning-of-line)
2351 nil)
2b2059d8
SM
2352 (raise-error
2353 (error "No file on this line")))))
492d2437
RS
2354
2355(defun dired-move-to-end-of-filename (&optional no-error)
2356 ;; Assumes point is at beginning of filename,
2357 ;; thus the rwx bit re-search-backward below will succeed in *this*
2358 ;; line if at all. So, it should be called only after
2359 ;; (dired-move-to-filename t).
2360 ;; On failure, signals an error (with non-nil NO-ERROR just returns nil).
2361 ;; This is the UNIX version.
0b7bc76f
RS
2362 (if (get-text-property (point) 'dired-filename)
2363 (goto-char (next-single-property-change (point) 'dired-filename))
c055a50b
JL
2364 (let (opoint file-type executable symlink hidden used-F eol)
2365 (setq used-F (dired-check-switches dired-actual-switches "F" "classify")
0b7bc76f 2366 opoint (point)
5ed619e0 2367 eol (line-end-position)
0b7bc76f
RS
2368 hidden (and selective-display
2369 (save-excursion (search-forward "\r" eol t))))
2370 (if hidden
2371 nil
2372 (save-excursion ;; Find out what kind of file this is:
2373 ;; Restrict perm bits to be non-blank,
2374 ;; otherwise this matches one char to early (looking backward):
2375 ;; "l---------" (some systems make symlinks that way)
2376 ;; "----------" (plain file with zero perms)
2377 (if (re-search-backward
2378 dired-permission-flags-regexp nil t)
2379 (setq file-type (char-after (match-beginning 1))
2380 symlink (eq file-type ?l)
2381 ;; Only with -F we need to know whether it's an executable
2382 executable (and
2383 used-F
2384 (string-match
2385 "[xst]" ;; execute bit set anywhere?
2386 (concat
ff3d76aa
SM
2387 (match-string 2)
2388 (match-string 3)
2389 (match-string 4)))))
0b7bc76f
RS
2390 (or no-error (error "No file on this line"))))
2391 ;; Move point to end of name:
2392 (if symlink
a12c6dca 2393 (if (search-forward " -> " eol t)
0b7bc76f 2394 (progn
a12c6dca 2395 (forward-char -4)
0b7bc76f
RS
2396 (and used-F
2397 dired-ls-F-marks-symlinks
2398 (eq (preceding-char) ?@) ;; did ls really mark the link?
2399 (forward-char -1))))
2400 (goto-char eol) ;; else not a symbolic link
dd52fff6
TTN
2401 ;; ls -lF marks dirs, sockets, fifos and executables with exactly
2402 ;; one trailing character. (Executable bits on symlinks ain't mean
0b7bc76f
RS
2403 ;; a thing, even to ls, but we know it's not a symlink.)
2404 (and used-F
dd52fff6 2405 (or (memq file-type '(?d ?s ?p))
0b7bc76f
RS
2406 executable)
2407 (forward-char -1))))
2408 (or no-error
2409 (not (eq opoint (point)))
8c16bd8c 2410 (error "%s" (if hidden
0b7bc76f
RS
2411 (substitute-command-keys
2412 "File line is hidden, type \\[dired-hide-subdir] to unhide")
2413 "No file on this line")))
2414 (if (eq opoint (point))
2415 nil
2416 (point)))))
492d2437 2417
83fadedf 2418\f
a3f4a3ef
RS
2419;;; COPY NAMES OF MARKED FILES INTO KILL-RING.
2420
2421(defun dired-copy-filename-as-kill (&optional arg)
2422 "Copy names of marked (or next ARG) files into the kill ring.
2423The names are separated by a space.
470fa6d1 2424With a zero prefix arg, use the absolute file name of each marked file.
cedf5c9d 2425With \\[universal-argument], use the file name relative to the Dired buffer's
afda9919 2426`default-directory'. (This still may contain slashes if in a subdirectory.)
a3f4a3ef 2427
afda9919
LT
2428If on a subdir headerline, use absolute subdirname instead;
2429prefix arg and marked files are ignored in this case.
a3f4a3ef
RS
2430
2431You can then feed the file name(s) to other commands with \\[yank]."
2432 (interactive "P")
2433 (let ((string
2434 (or (dired-get-subdir)
2435 (mapconcat (function identity)
2436 (if arg
2437 (cond ((zerop (prefix-numeric-value arg))
2438 (dired-get-marked-files))
afda9919
LT
2439 ((consp arg)
2440 (dired-get-marked-files t))
2441 (t
2442 (dired-get-marked-files
2443 'no-dir (prefix-numeric-value arg))))
a3f4a3ef
RS
2444 (dired-get-marked-files 'no-dir))
2445 " "))))
4de547e4
RS
2446 (if (eq last-command 'kill-region)
2447 (kill-append string nil)
2448 (kill-new string))
a3f4a3ef
RS
2449 (message "%s" string)))
2450
2451\f
492d2437
RS
2452;; Keeping Dired buffers in sync with the filesystem and with each other
2453
ef746164 2454(defun dired-buffers-for-dir (dir &optional file)
dad7c716 2455;; Return a list of buffers for DIR (top level or in-situ subdir).
ef746164
RS
2456;; If FILE is non-nil, include only those whose wildcard pattern (if any)
2457;; matches FILE.
492d2437
RS
2458;; The list is in reverse order of buffer creation, most recent last.
2459;; As a side effect, killed dired buffers for DIR are removed from
2460;; dired-buffers.
2461 (setq dir (file-name-as-directory dir))
dad7c716
CY
2462 (let (result buf)
2463 (dolist (elt dired-buffers)
2464 (setq buf (cdr elt))
2465 (cond
2466 ((null (buffer-name buf))
2467 ;; Buffer is killed - clean up:
38819778 2468 (setq dired-buffers (delq elt dired-buffers)))
dad7c716
CY
2469 ((dired-in-this-tree dir (car elt))
2470 (with-current-buffer buf
2471 (and (assoc dir dired-subdir-alist)
2472 (or (null file)
2473 (if (stringp dired-directory)
2474 (let ((wildcards (file-name-nondirectory
2475 dired-directory)))
cedf5c9d
JB
2476 (or (zerop (length wildcards))
2477 (string-match-p (dired-glob-regexp wildcards)
2478 file)))
dad7c716
CY
2479 (member (expand-file-name file dir)
2480 (cdr dired-directory))))
2481 (setq result (cons buf result)))))))
492d2437
RS
2482 result))
2483
ef746164
RS
2484(defun dired-glob-regexp (pattern)
2485 "Convert glob-pattern PATTERN to a regular expression."
2486 (let ((matched-in-pattern 0) ;; How many chars of PATTERN we've handled.
2487 regexp)
2488 (while (string-match "[[?*]" pattern matched-in-pattern)
2489 (let ((op-end (match-end 0))
2490 (next-op (aref pattern (match-beginning 0))))
2491 (setq regexp (concat regexp
2492 (regexp-quote
2493 (substring pattern matched-in-pattern
2494 (match-beginning 0)))))
2495 (cond ((= next-op ??)
2496 (setq regexp (concat regexp "."))
2497 (setq matched-in-pattern op-end))
2498 ((= next-op ?\[)
2499 ;; Fails to handle ^ yet ????
2500 (let* ((set-start (match-beginning 0))
2501 (set-cont
2502 (if (= (aref pattern (1+ set-start)) ?^)
2503 (+ 3 set-start)
2504 (+ 2 set-start)))
cedf5c9d 2505 (set-end (string-match-p "]" pattern set-cont))
ef746164
RS
2506 (set (substring pattern set-start (1+ set-end))))
2507 (setq regexp (concat regexp set))
2508 (setq matched-in-pattern (1+ set-end))))
2509 ((= next-op ?*)
2510 (setq regexp (concat regexp ".*"))
2511 (setq matched-in-pattern op-end)))))
2512 (concat "\\`"
2513 regexp
2514 (regexp-quote
2515 (substring pattern matched-in-pattern))
2516 "\\'")))
2517
c60ee5e7 2518
ef746164 2519
492d2437
RS
2520(defun dired-advertise ()
2521 ;;"Advertise in variable `dired-buffers' that we dired `default-directory'."
2522 ;; With wildcards we actually advertise too much.
38819778
RS
2523 (let ((expanded-default (expand-file-name default-directory)))
2524 (if (memq (current-buffer) (dired-buffers-for-dir expanded-default))
2525 t ; we have already advertised ourselves
2526 (setq dired-buffers
2527 (cons (cons expanded-default (current-buffer))
2528 dired-buffers)))))
492d2437
RS
2529
2530(defun dired-unadvertise (dir)
2531 ;; Remove DIR from the buffer alist in variable dired-buffers.
2532 ;; This has the effect of removing any buffer whose main directory is DIR.
2533 ;; It does not affect buffers in which DIR is a subdir.
2534 ;; Removing is also done as a side-effect in dired-buffer-for-dir.
2535 (setq dired-buffers
38819778 2536 (delq (assoc (expand-file-name dir) dired-buffers) dired-buffers)))
83fadedf 2537\f
492d2437
RS
2538;; Tree Dired
2539
2540;;; utility functions
2541
2542(defun dired-in-this-tree (file dir)
2543 ;;"Is FILE part of the directory tree starting at DIR?"
2544 (let (case-fold-search)
cedf5c9d 2545 (string-match-p (concat "^" (regexp-quote dir)) file)))
492d2437
RS
2546
2547(defun dired-normalize-subdir (dir)
470fa6d1
KS
2548 ;; Prepend default-directory to DIR if relative file name.
2549 ;; dired-get-filename must be able to make a valid file name from a
492d2437
RS
2550 ;; file and its directory DIR.
2551 (file-name-as-directory
2552 (if (file-name-absolute-p dir)
2553 dir
2554 (expand-file-name dir default-directory))))
2555
2556(defun dired-get-subdir ()
2557 ;;"Return the subdir name on this line, or nil if not on a headerline."
2558 ;; Look up in the alist whether this is a headerline.
2559 (save-excursion
2560 (let ((cur-dir (dired-current-directory)))
2561 (beginning-of-line) ; alist stores b-o-l positions
2562 (and (zerop (- (point)
2563 (dired-get-subdir-min (assoc cur-dir
2564 dired-subdir-alist))))
2565 cur-dir))))
2566
492d2437 2567;; can't use macro, must be redefinable for other alist format in dired-nstd.
62f61df0 2568(defalias 'dired-get-subdir-min 'cdr)
492d2437
RS
2569
2570(defun dired-get-subdir-max (elt)
84fc2cfa 2571 (save-excursion
492d2437
RS
2572 (goto-char (dired-get-subdir-min elt))
2573 (dired-subdir-max)))
2574
2575(defun dired-clear-alist ()
2576 (while dired-subdir-alist
2577 (set-marker (dired-get-subdir-min (car dired-subdir-alist)) nil)
2578 (setq dired-subdir-alist (cdr dired-subdir-alist))))
2579
c9d59fc2
RS
2580(defun dired-subdir-index (dir)
2581 ;; Return an index into alist for use with nth
2582 ;; for the sake of subdir moving commands.
2583 (let (found (index 0) (alist dired-subdir-alist))
2584 (while alist
2585 (if (string= dir (car (car alist)))
2586 (setq alist nil found t)
2587 (setq alist (cdr alist) index (1+ index))))
2588 (if found index nil)))
2589
2590(defun dired-next-subdir (arg &optional no-error-if-not-found no-skip)
2591 "Go to next subdirectory, regardless of level."
2592 ;; Use 0 arg to go to this directory's header line.
2593 ;; NO-SKIP prevents moving to end of header line, returning whatever
2594 ;; position was found in dired-subdir-alist.
2595 (interactive "p")
2596 (let ((this-dir (dired-current-directory))
2597 pos index)
2598 ;; nth with negative arg does not return nil but the first element
2599 (setq index (- (dired-subdir-index this-dir) arg))
2600 (setq pos (if (>= index 0)
2601 (dired-get-subdir-min (nth index dired-subdir-alist))))
2602 (if pos
2603 (progn
2604 (goto-char pos)
2605 (or no-skip (skip-chars-forward "^\n\r"))
2606 (point))
2607 (if no-error-if-not-found
2608 nil ; return nil if not found
2609 (error "%s directory" (if (> arg 0) "Last" "First"))))))
2610
3c13627a 2611(defun dired-build-subdir-alist (&optional switches)
492d2437 2612 "Build `dired-subdir-alist' by parsing the buffer.
3c13627a
EZ
2613Returns the new value of the alist.
2614If optional arg SWITCHES is non-nil, use its value
2615instead of `dired-actual-switches'."
492d2437
RS
2616 (interactive)
2617 (dired-clear-alist)
2618 (save-excursion
3c13627a 2619 (let* ((count 0)
f836b98e 2620 (inhibit-read-only t)
784a48b2 2621 (buffer-undo-list t)
3c13627a
EZ
2622 (switches (or switches dired-actual-switches))
2623 new-dir-name
2624 (R-ftp-base-dir-regex
2625 ;; Used to expand subdirectory names correctly in recursive
2626 ;; ange-ftp listings.
c055a50b 2627 (and (dired-switches-recursive-p switches)
3c13627a
EZ
2628 (string-match "\\`/.*:\\(/.*\\)" default-directory)
2629 (concat "\\`" (match-string 1 default-directory)))))
84fc2cfa 2630 (goto-char (point-min))
492d2437 2631 (setq dired-subdir-alist nil)
a3d76960
RS
2632 (while (re-search-forward dired-subdir-regexp nil t)
2633 ;; Avoid taking a file name ending in a colon
2634 ;; as a subdir name.
2635 (unless (save-excursion
2636 (goto-char (match-beginning 0))
2637 (beginning-of-line)
2638 (forward-char 2)
cedf5c9d 2639 (looking-at-p dired-re-perms))
a3d76960
RS
2640 (save-excursion
2641 (goto-char (match-beginning 1))
2642 (setq new-dir-name
2643 (buffer-substring-no-properties (point) (match-end 1))
2644 new-dir-name
2645 (save-match-data
2646 (if (and R-ftp-base-dir-regex
2647 (not (string= new-dir-name default-directory))
2648 (string-match R-ftp-base-dir-regex new-dir-name))
2649 (concat default-directory
2650 (substring new-dir-name (match-end 0)))
2651 (expand-file-name new-dir-name))))
2652 (delete-region (point) (match-end 1))
7de3f9a4
RS
2653 (insert new-dir-name))
2654 (setq count (1+ count))
1db03b16
GM
2655 ;; Undo any escaping of newlines and \ by dired-insert-directory.
2656 ;; Convert "n" preceded by odd number of \ to newline, and \\ to \.
01153e44 2657 (when (and (dired-switches-escape-p switches)
9ff5d5a5 2658 (string-match-p "\\\\" new-dir-name))
1db03b16
GM
2659 (let (temp res)
2660 (mapc (lambda (char)
2661 (cond ((equal char ?\\)
2662 (if temp
2663 (setq res (concat res "\\")
2664 temp nil)
2665 (setq temp "\\")))
2666 ((and temp (equal char ?n))
2667 (setq res (concat res "\n")
2668 temp nil))
2669 (t
2670 (setq res (concat res temp (char-to-string char))
2671 temp nil))))
2672 new-dir-name)
2673 (setq new-dir-name res)))
7de3f9a4 2674 (dired-alist-add-1 new-dir-name
1db03b16
GM
2675 ;; Place a sub directory boundary between lines.
2676 (save-excursion
2677 (goto-char (match-beginning 0))
2678 (beginning-of-line)
2679 (point-marker)))))
32226619 2680 (if (and (> count 1) (called-interactively-p 'interactive))
a3d76960
RS
2681 (message "Buffer includes %d directories" count)))
2682 ;; We don't need to sort it because it is in buffer order per
303ad845 2683 ;; constructionem. Return new alist:
a3d76960 2684 dired-subdir-alist))
492d2437
RS
2685
2686(defun dired-alist-add-1 (dir new-marker)
2687 ;; Add new DIR at NEW-MARKER. Don't sort.
2688 (setq dired-subdir-alist
2689 (cons (cons (dired-normalize-subdir dir) new-marker)
2690 dired-subdir-alist)))
2691
2692(defun dired-goto-next-nontrivial-file ()
2693 ;; Position point on first nontrivial file after point.
2694 (dired-goto-next-file);; so there is a file to compare with
2695 (if (stringp dired-trivial-filenames)
2696 (while (and (not (eobp))
cedf5c9d
JB
2697 (string-match-p dired-trivial-filenames
2698 (file-name-nondirectory
2699 (or (dired-get-filename nil t) ""))))
492d2437
RS
2700 (forward-line 1)
2701 (dired-move-to-filename))))
2702
2703(defun dired-goto-next-file ()
2704 (let ((max (1- (dired-subdir-max))))
2705 (while (and (not (dired-move-to-filename)) (< (point) max))
2706 (forward-line 1))))
2707
2708(defun dired-goto-file (file)
cedf5c9d 2709 "Go to line describing file FILE in this Dired buffer."
492d2437 2710 ;; Return value of point on success, else nil.
470fa6d1 2711 ;; FILE must be an absolute file name.
492d2437
RS
2712 ;; Loses if FILE contains control chars like "\007" for which ls
2713 ;; either inserts "?" or "\\007" into the buffer, so we won't find
2714 ;; it in the buffer.
2715 (interactive
2716 (prog1 ; let push-mark display its message
2717 (list (expand-file-name
2718 (read-file-name "Goto file: "
2719 (dired-current-directory))))
2720 (push-mark)))
82dcf4e4
CY
2721 (unless (file-name-absolute-p file)
2722 (error "File name `%s' is not absolute" file))
2723 (setq file (directory-file-name file)) ; does no harm if not a directory
2724 (let* ((case-fold-search nil)
2725 (dir (file-name-directory file))
2726 (found (or
2727 ;; First, look for a listing under the absolute name.
2728 (save-excursion
2729 (goto-char (point-min))
2730 (dired-goto-file-1 file file (point-max)))
2731 ;; Otherwise, look for it as a relative name. The
2732 ;; hair is to get the result of `dired-goto-subdir'
2733 ;; without calling it if we don't have any subdirs.
2734 (save-excursion
2735 (when (if (string= dir (expand-file-name default-directory))
2736 (goto-char (point-min))
2737 (and (cdr dired-subdir-alist)
2738 (dired-goto-subdir dir)))
2739 (dired-goto-file-1 (file-name-nondirectory file)
2740 file
2741 (dired-subdir-max)))))))
2742 ;; Return buffer position, if found.
2743 (if found
2744 (goto-char found))))
2745
2746(defun dired-goto-file-1 (file full-name limit)
2747 "Advance to the Dired listing labeled by FILE; return its position.
2748Return nil if the listing is not found. If FILE contains
2749characters that would not appear in a Dired buffer, search using
2750the quoted forms of those characters.
2751
2752FULL-NAME specifies the actual file name the listing must have,
2753as returned by `dired-get-filename'. LIMIT is the search limit."
2754 (let (str)
2755 (setq str (replace-regexp-in-string "\^m" "\\^m" file nil t))
2756 (setq str (replace-regexp-in-string "\\\\" "\\\\" str nil t))
2757 (and (dired-switches-escape-p dired-actual-switches)
cedf5c9d 2758 (string-match-p "[ \t\n]" str)
82dcf4e4
CY
2759 ;; FIXME: to fix this for embedded control characters etc, we
2760 ;; should escape everything that `ls -b' does.
2761 (setq str (replace-regexp-in-string " " "\\ " str nil t)
2762 str (replace-regexp-in-string "\t" "\\t" str nil t)
2763 str (replace-regexp-in-string "\n" "\\n" str nil t)))
2764 (let ((found nil)
2765 ;; filenames are preceded by SPC, this makes the search faster
2766 ;; (e.g. for the filename "-").
2767 (search-string (concat " " str)))
2768 (while (and (not found)
2769 (search-forward search-string limit 'move))
2770 ;; Check that we are in the right place. Match could have
2771 ;; BASE just as initial substring or in permission bits etc.
2772 (if (equal full-name (dired-get-filename nil t))
2773 (setq found (dired-move-to-filename))
2774 (forward-line 1)))
2775 found)))
492d2437 2776
203784cc
GM
2777(defvar dired-find-subdir)
2778
2779;; FIXME document whatever dired-x is doing.
492d2437 2780(defun dired-initial-position (dirname)
203784cc 2781 "Where point should go in a new listing of DIRNAME.
72962dd8 2782Point is assumed to be at the beginning of new subdir line.
d4466a91 2783It runs the hook `dired-initial-position-hook'."
492d2437 2784 (end-of-line)
203784cc
GM
2785 (and (featurep 'dired-x) dired-find-subdir
2786 (dired-goto-subdir dirname))
d4466a91 2787 (if dired-trivial-filenames (dired-goto-next-nontrivial-file))
1d42e5b6 2788 (run-hooks 'dired-initial-position-hook))
83fadedf 2789\f
492d2437
RS
2790;; These are hooks which make tree dired work.
2791;; They are in this file because other parts of dired need to call them.
2792;; But they don't call the rest of tree dired unless there are subdirs loaded.
2793
2794;; This function is called for each retrieved filename.
2795;; It could stand to be faster, though it's mostly function call
2796;; overhead. Avoiding the function call seems to save about 10% in
2797;; dired-get-filename. Make it a defsubst?
2798(defun dired-current-directory (&optional localp)
2799 "Return the name of the subdirectory to which this line belongs.
2800This returns a string with trailing slash, like `default-directory'.
2801Optional argument means return a file name relative to `default-directory'."
2802 (let ((here (point))
2803 (alist (or dired-subdir-alist
2804 ;; probably because called in a non-dired buffer
2805 (error "No subdir-alist in %s" (current-buffer))))
2806 elt dir)
2807 (while alist
2808 (setq elt (car alist)
2809 dir (car elt)
2810 ;; use `<=' (not `<') as subdir line is part of subdir
2811 alist (if (<= (dired-get-subdir-min elt) here)
2812 nil ; found
2813 (cdr alist))))
2814 (if localp
2815 (dired-make-relative dir default-directory)
2816 dir)))
2817
2818;; Subdirs start at the beginning of their header lines and end just
2819;; before the beginning of the next header line (or end of buffer).
2820
2821(defun dired-subdir-max ()
2822 (save-excursion
7b2469ae 2823 (if (or (null (cdr dired-subdir-alist)) (not (dired-next-subdir 1 t t)))
492d2437
RS
2824 (point-max)
2825 (point))))
83fadedf 2826\f
492d2437
RS
2827;; Deleting files
2828
40aa8257 2829(defcustom dired-recursive-deletes 'top
c5695d1d
CY
2830 "Whether Dired deletes directories recursively.
2831If nil, Dired will not delete non-empty directories.
2832`always' means to delete non-empty directories recursively,
2833without asking. This is dangerous!
2834`top' means to ask for each top-level directory specified by the
2835Dired deletion command, and delete its subdirectories without
2836asking.
2837Any other value means to ask for each directory."
53ade5c7
RS
2838 :type '(choice :tag "Delete non-empty directories"
2839 (const :tag "Yes" always)
2840 (const :tag "No--only delete empty directories" nil)
2841 (const :tag "Confirm for each directory" t)
2842 (const :tag "Confirm for each top directory only" top))
f0628026
RS
2843 :group 'dired)
2844
c60ee5e7 2845;; Match anything but `.' and `..'.
f0628026
RS
2846(defvar dired-re-no-dot "^\\([^.]\\|\\.\\([^.]\\|\\..\\)\\).*")
2847
2848;; Delete file, possibly delete a directory and all its files.
a98edce9 2849;; This function is useful outside of dired. One could change its name
f0628026 2850;; to e.g. recursive-delete-file and put it somewhere else.
f1a5d776 2851(defun dired-delete-file (file &optional recursive trash) "\
f0628026
RS
2852Delete FILE or directory (possibly recursively if optional RECURSIVE is true.)
2853RECURSIVE determines what to do with a non-empty directory. If RECURSIVE is:
ee680b2b 2854nil, do not delete.
f0628026
RS
2855`always', delete recursively without asking.
2856`top', ask for each directory at top level.
2857Anything else, ask for each sub-directory."
56808ea0
MA
2858 ;; This test is equivalent to
2859 ;; (and (file-directory-p fn) (not (file-symlink-p fn)))
2860 ;; but more efficient
2861 (if (not (eq t (car (file-attributes file))))
f1a5d776 2862 (delete-file file trash)
56808ea0
MA
2863 (if (and recursive
2864 (directory-files file t dired-re-no-dot) ; Not empty.
2865 (or (eq recursive 'always)
f1a5d776
CY
2866 (yes-or-no-p (format "Recursively %s %s? "
2867 (if (and trash
2868 delete-by-moving-to-trash)
2869 "trash"
2870 "delete")
56808ea0 2871 (dired-make-relative file)))))
f0628026 2872 (if (eq recursive 'top) (setq recursive 'always)) ; Don't ask again.
56808ea0 2873 (setq recursive nil))
f1a5d776 2874 (delete-directory file recursive trash)))
f0628026 2875
7da0e9b4 2876(defun dired-do-flagged-delete (&optional nomessage)
68d2f12f 2877 "In Dired, delete the files flagged for deletion.
7da0e9b4 2878If NOMESSAGE is non-nil, we don't display any message
bce1acc3 2879if there are no flagged files.
40aa8257
JL
2880`dired-recursive-deletes' controls whether deletion of
2881non-empty directories is allowed."
492d2437
RS
2882 (interactive)
2883 (let* ((dired-marker-char dired-del-marker)
2884 (regexp (dired-marker-regexp))
2885 case-fold-search)
2886 (if (save-excursion (goto-char (point-min))
2887 (re-search-forward regexp nil t))
2888 (dired-internal-do-deletions
2889 ;; this can't move point since ARG is nil
2890 (dired-map-over-marks (cons (dired-get-filename) (point))
2891 nil)
f1a5d776 2892 nil t)
7da0e9b4
RS
2893 (or nomessage
2894 (message "(No deletions requested)")))))
492d2437
RS
2895
2896(defun dired-do-delete (&optional arg)
bce1acc3 2897 "Delete all marked (or next ARG) files.
40aa8257
JL
2898`dired-recursive-deletes' controls whether deletion of
2899non-empty directories is allowed."
492d2437
RS
2900 ;; This is more consistent with the file marking feature than
2901 ;; dired-do-flagged-delete.
2902 (interactive "P")
2903 (dired-internal-do-deletions
2904 ;; this may move point if ARG is an integer
2905 (dired-map-over-marks (cons (dired-get-filename) (point))
2906 arg)
f1a5d776 2907 arg t))
492d2437
RS
2908
2909(defvar dired-deletion-confirmer 'yes-or-no-p) ; or y-or-n-p?
2910
f1a5d776 2911(defun dired-internal-do-deletions (l arg &optional trash)
492d2437
RS
2912 ;; L is an alist of files to delete, with their buffer positions.
2913 ;; ARG is the prefix arg.
7c2fb837 2914 ;; Filenames are absolute.
492d2437
RS
2915 ;; (car L) *must* be the *last* (bottommost) file in the dired buffer.
2916 ;; That way as changes are made in the buffer they do not shift the
2917 ;; lines still to be changed, so the (point) values in L stay valid.
2918 ;; Also, for subdirs in natural order, a subdir's files are deleted
2919 ;; before the subdir itself - the other way around would not work.
f1a5d776
CY
2920 (let* ((files (mapcar (function car) l))
2921 (count (length l))
2922 (succ 0)
20dda930 2923 (trashing (and trash delete-by-moving-to-trash)))
492d2437
RS
2924 ;; canonicalize file list for pop up
2925 (setq files (nreverse (mapcar (function dired-make-relative) files)))
2926 (if (dired-mark-pop-up
2927 " *Deletions*" 'delete files dired-deletion-confirmer
f1a5d776
CY
2928 (format "%s %s "
2929 (if trashing "Trash" "Delete")
2930 (dired-mark-prompt arg files)))
84fc2cfa 2931 (save-excursion
20dda930
LI
2932 (let ((progress-reporter
2933 (make-progress-reporter
2934 (if trashing "Trashing..." "Deleting...")
2935 succ count))
2936 failures) ;; files better be in reverse order for this loop!
492d2437
RS
2937 (while l
2938 (goto-char (cdr (car l)))
f836b98e 2939 (let ((inhibit-read-only t))
492d2437
RS
2940 (condition-case err
2941 (let ((fn (car (car l))))
f1a5d776 2942 (dired-delete-file fn dired-recursive-deletes trash)
492d2437
RS
2943 ;; if we get here, removing worked
2944 (setq succ (1+ succ))
f1a5d776 2945 (progress-reporter-update progress-reporter succ)
bf989169
RS
2946 (dired-fun-in-all-buffers
2947 (file-name-directory fn) (file-name-nondirectory fn)
2948 (function dired-delete-entry) fn))
20dda930 2949 (error ;; catch errors from failed deletions
492d2437
RS
2950 (dired-log "%s\n" err)
2951 (setq failures (cons (car (car l)) failures)))))
2952 (setq l (cdr l)))
2953 (if (not failures)
f1a5d776 2954 (progress-reporter-done progress-reporter)
492d2437
RS
2955 (dired-log-summary
2956 (format "%d of %d deletion%s failed"
2957 (length failures) count
2958 (dired-plural-s count))
2959 failures))))
2960 (message "(No deletions performed)")))
2961 (dired-move-to-filename))
2962
bf989169
RS
2963(defun dired-fun-in-all-buffers (directory file fun &rest args)
2964 ;; In all buffers dired'ing DIRECTORY, run FUN with ARGS.
2965 ;; If the buffer has a wildcard pattern, check that it matches FILE.
2966 ;; (FILE does not include a directory component.)
2967 ;; FILE may be nil, in which case ignore it.
2968 ;; Return list of buffers where FUN succeeded (i.e., returned non-nil).
2969 (let (success-list)
2970 (dolist (buf (dired-buffers-for-dir (expand-file-name directory)
2971 file))
2972 (with-current-buffer buf
2973 (if (apply fun args)
2974 (setq success-list (cons (buffer-name buf) success-list)))))
2975 success-list))
2976
c60ee5e7 2977;; Delete the entry for FILE from
bf989169
RS
2978(defun dired-delete-entry (file)
2979 (save-excursion
2980 (and (dired-goto-file file)
f836b98e 2981 (let ((inhibit-read-only t))
bf989169
RS
2982 (delete-region (progn (beginning-of-line) (point))
2983 (save-excursion (forward-line 1) (point))))))
2984 (dired-clean-up-after-deletion file))
2985
42924231
GM
2986(defvar dired-clean-up-buffers-too)
2987
492d2437 2988(defun dired-clean-up-after-deletion (fn)
42924231
GM
2989 "Clean up after a deleted file or directory FN.
2990Removes any expanded subdirectory of deleted directory.
2991If `dired-x' is loaded and `dired-clean-up-buffers-too' is non-nil,
2992also offers to kill buffers visiting deleted files and directories."
7b2469ae
RS
2993 (save-excursion (and (cdr dired-subdir-alist)
2994 (dired-goto-subdir fn)
42924231
GM
2995 (dired-kill-subdir)))
2996 ;; Offer to kill buffer of deleted file FN.
2997 (when (and (featurep 'dired-x) dired-clean-up-buffers-too)
2998 (let ((buf (get-file-buffer fn)))
2999 (and buf
3000 (funcall #'y-or-n-p
3001 (format "Kill buffer of %s, too? "
3002 (file-name-nondirectory fn)))
3003 (kill-buffer buf)))
3004 (let ((buf-list (dired-buffers-for-dir (expand-file-name fn))))
3005 (and buf-list
cedf5c9d 3006 (y-or-n-p (format "Kill Dired buffer%s of %s, too? "
42924231
GM
3007 (dired-plural-s (length buf-list))
3008 (file-name-nondirectory fn)))
3009 (dolist (buf buf-list)
3010 (kill-buffer buf))))))
3011
83fadedf 3012\f
492d2437
RS
3013;; Confirmation
3014
3015(defun dired-marker-regexp ()
3016 (concat "^" (regexp-quote (char-to-string dired-marker-char))))
3017
3018(defun dired-plural-s (count)
3019 (if (= 1 count) "" "s"))
3020
3021(defun dired-mark-prompt (arg files)
f69fd0d2
CY
3022 "Return a string suitable for use in a Dired prompt.
3023ARG is normally the prefix argument for the calling command.
3024FILES should be a list of file names.
3025
3026The return value has a form like \"foo.txt\", \"[next 3 files]\",
3027or \"* [3 files]\"."
bb5527ce
SM
3028 ;; distinguish-one-marked can cause the first element to be just t.
3029 (if (eq (car files) t) (setq files (cdr files)))
492d2437
RS
3030 (let ((count (length files)))
3031 (if (= count 1)
3032 (car files)
3033 ;; more than 1 file:
3034 (if (integerp arg)
3035 ;; abs(arg) = count
3036 ;; Perhaps this is nicer, but it also takes more screen space:
3037 ;;(format "[%s %d files]" (if (> arg 0) "next" "previous")
3038 ;; count)
3039 (format "[next %d files]" arg)
3040 (format "%c [%d files]" dired-marker-char count)))))
3041
3042(defun dired-pop-to-buffer (buf)
7f0995a1 3043 "Pop up buffer BUF in a way suitable for Dired."
93cacb6d 3044 (declare (obsolete dired-mark-pop-up "24.3"))
19998f14
MR
3045 (let ((split-window-preferred-function
3046 (lambda (window)
b50e9ccf
MR
3047 (or (and (let ((split-height-threshold 0))
3048 (window-splittable-p (selected-window)))
19998f14
MR
3049 ;; Try to split the selected window vertically if
3050 ;; that's possible. (Bug#1806)
2d197ffb 3051 (split-window-below))
19998f14 3052 ;; Otherwise, try to split WINDOW sensibly.
6ed96c33
MR
3053 (split-window-sensibly window))))
3054 pop-up-frames)
7f0995a1 3055 (pop-to-buffer (get-buffer-create buf)))
34f10d41
MR
3056 ;; See Bug#12281.
3057 (set-window-start nil (point-min))
492d2437 3058 ;; If dired-shrink-to-fit is t, make its window fit its contents.
d7e78187 3059 (when dired-shrink-to-fit
4d0e7fe3
MR
3060 ;; Try to not delete window when we want to display less than
3061 ;; `window-min-height' lines.
3062 (fit-window-to-buffer (get-buffer-window buf) nil 1)))
492d2437 3063
5afea280 3064(defcustom dired-no-confirm nil
9c0deccb 3065 "A list of symbols for commands Dired should not confirm, or t.
0347d069 3066Command symbols are `byte-compile', `chgrp', `chmod', `chown', `compress',
57654b8c 3067`copy', `delete', `hardlink', `load', `move', `print', `shell', `symlink',
9c0deccb
JB
3068`touch' and `uncompress'.
3069If t, confirmation is never needed."
5afea280 3070 :group 'dired
9c0deccb
JB
3071 :type '(choice (const :tag "Confirmation never needed" t)
3072 (set (const byte-compile) (const chgrp)
3073 (const chmod) (const chown) (const compress)
3074 (const copy) (const delete) (const hardlink)
3075 (const load) (const move) (const print)
3076 (const shell) (const symlink) (const touch)
3077 (const uncompress))))
492d2437 3078
c5e28e39 3079(defun dired-mark-pop-up (buffer-or-name op-symbol files function &rest args)
8421685f 3080 "Return FUNCTION's result on ARGS after showing which files are marked.
c5e28e39
MR
3081Displays the file names in a window showing a buffer named
3082BUFFER-OR-NAME; the default name being \" *Marked Files*\". The
3083window is not shown if there is just one file, `dired-no-confirm'
3084is t, or OP-SYMBOL is a member of the list in `dired-no-confirm'.
3085
93cacb6d
JL
3086By default, Dired shrinks the display buffer to fit the marked files.
3087To disable this, use the Customization interface to add a new rule
3088to `display-buffer-alist' where condition regexp is \"^ \\*Marked Files\\*$\",
3089action argument symbol is `window-height' and its value is nil.
3090
09b092ad
RS
3091FILES is the list of marked files. It can also be (t FILENAME)
3092in the case of one marked file, to distinguish that from using
c5e28e39
MR
3093just the current file.
3094
cedf5c9d 3095FUNCTION should not manipulate files, just read input (an
c5e28e39 3096argument or confirmation)."
0347d069
SM
3097 (if (or (eq dired-no-confirm t)
3098 (memq op-symbol dired-no-confirm)
09b092ad 3099 ;; If FILES defaulted to the current line's file.
492d2437
RS
3100 (= (length files) 1))
3101 (apply function args)
c5e28e39
MR
3102 (let ((buffer (get-buffer-create (or buffer-or-name " *Marked Files*"))))
3103 (with-current-buffer buffer
b92631bf 3104 (with-current-buffer-window
cf2b7efc
MR
3105 buffer
3106 (cons 'display-buffer-below-selected
3107 '((window-height . fit-window-to-buffer)))
3108 #'(lambda (window _value)
3109 (with-selected-window window
3110 (unwind-protect
3111 (apply function args)
3112 (when (window-live-p window)
3113 (quit-restore-window window 'kill)))))
3114 ;; Handle (t FILE) just like (FILE), here. That value is
3115 ;; used (only in some cases), to mean just one file that was
3116 ;; marked, rather than the current line file.
3117 (dired-format-columns-of-files
3118 (if (eq (car files) t) (cdr files) files))
3119 (remove-text-properties (point-min) (point-max)
3120 '(mouse-face nil help-echo nil)))))))
492d2437
RS
3121
3122(defun dired-format-columns-of-files (files)
991ae4e4
SM
3123 (let ((beg (point)))
3124 (completion--insert-strings files)
3125 (put-text-property beg (point) 'mouse-face nil)))
83fadedf 3126\f
492d2437
RS
3127;; Commands to mark or flag file(s) at or near current line.
3128
3129(defun dired-repeat-over-lines (arg function)
3130 ;; This version skips non-file lines.
cfe89c4f 3131 (let ((pos (make-marker)))
492d2437 3132 (beginning-of-line)
cfe89c4f
RS
3133 (while (and (> arg 0) (not (eobp)))
3134 (setq arg (1- arg))
3135 (beginning-of-line)
3136 (while (and (not (eobp)) (dired-between-files)) (forward-line 1))
3137 (save-excursion
3138 (forward-line 1)
3139 (move-marker pos (1+ (point))))
3140 (save-excursion (funcall function))
3141 ;; Advance to the next line--actually, to the line that *was* next.
3142 ;; (If FUNCTION inserted some new lines in between, skip them.)
3143 (goto-char pos))
3144 (while (and (< arg 0) (not (bobp)))
3145 (setq arg (1+ arg))
3146 (forward-line -1)
3147 (while (and (not (bobp)) (dired-between-files)) (forward-line -1))
3148 (beginning-of-line)
3149 (save-excursion (funcall function)))
3150 (move-marker pos nil)
3151 (dired-move-to-filename)))
492d2437
RS
3152
3153(defun dired-between-files ()
8a372755
MB
3154 ;; This used to be a regexp match of the `total ...' line output by
3155 ;; ls, which is slightly faster, but that is not very robust; notably,
3156 ;; it fails for non-english locales.
3157 (save-excursion (not (dired-move-to-filename))))
492d2437
RS
3158
3159(defun dired-next-marked-file (arg &optional wrap opoint)
8cff064c
LI
3160 "Move to the next marked file.
3161If WRAP is non-nil, wrap around to the beginning of the buffer if
3162we reach the end."
492d2437
RS
3163 (interactive "p\np")
3164 (or opoint (setq opoint (point)));; return to where interactively started
3165 (if (if (> arg 0)
3166 (re-search-forward dired-re-mark nil t arg)
3167 (beginning-of-line)
3168 (re-search-backward dired-re-mark nil t (- arg)))
3169 (dired-move-to-filename)
3170 (if (null wrap)
3171 (progn
3172 (goto-char opoint)
3173 (error "No next marked file"))
3174 (message "(Wraparound for next marked file)")
3175 (goto-char (if (> arg 0) (point-min) (point-max)))
3176 (dired-next-marked-file arg nil opoint))))
3177
3178(defun dired-prev-marked-file (arg &optional wrap)
8cff064c
LI
3179 "Move to the previous marked file.
3180If WRAP is non-nil, wrap around to the end of the buffer if we
3181reach the beginning of the buffer."
492d2437
RS
3182 (interactive "p\np")
3183 (dired-next-marked-file (- arg) wrap))
3184
3185(defun dired-file-marker (file)
3186 ;; Return FILE's marker, or nil if unmarked.
3187 (save-excursion
3188 (and (dired-goto-file file)
3189 (progn
3190 (beginning-of-line)
3191 (if (not (equal ?\040 (following-char)))
3192 (following-char))))))
3193
3194(defun dired-mark-files-in-region (start end)
f836b98e 3195 (let ((inhibit-read-only t))
492d2437
RS
3196 (if (> start end)
3197 (error "start > end"))
3198 (goto-char start) ; assumed at beginning of line
3199 (while (< (point) end)
3200 ;; Skip subdir line and following garbage like the `total' line:
3201 (while (and (< (point) end) (dired-between-files))
3202 (forward-line 1))
cedf5c9d 3203 (if (and (not (looking-at-p dired-re-dot))
492d2437
RS
3204 (dired-get-filename nil t))
3205 (progn
3206 (delete-char 1)
3207 (insert dired-marker-char)))
3208 (forward-line 1))))
3209
61a2a122 3210(defun dired-mark (arg &optional interactive)
cd996018
CY
3211 "Mark the file at point in the Dired buffer.
3212If the region is active, mark all files in the region.
3213Otherwise, with a prefix arg, mark files on the next ARG lines.
3214
492d2437
RS
3215If on a subdir headerline, mark all its files except `.' and `..'.
3216
3217Use \\[dired-unmark-all-files] to remove all marks
3218and \\[dired-unmark] on a subdir to remove the marks in
3219this subdir."
61a2a122 3220 (interactive (list current-prefix-arg t))
42917e79
JL
3221 (cond
3222 ;; Mark files in the active region.
61a2a122 3223 ((and interactive (use-region-p))
42917e79
JL
3224 (save-excursion
3225 (let ((beg (region-beginning))
3226 (end (region-end)))
3227 (dired-mark-files-in-region
3228 (progn (goto-char beg) (line-beginning-position))
3229 (progn (goto-char end) (line-beginning-position))))))
3230 ;; Mark subdir files from the subdir headerline.
3231 ((dired-get-subdir)
3232 (save-excursion (dired-mark-subdir-files)))
3233 ;; Mark the current (or next ARG) files.
3234 (t
f836b98e 3235 (let ((inhibit-read-only t))
492d2437 3236 (dired-repeat-over-lines
52041219 3237 (prefix-numeric-value arg)
42917e79 3238 (function (lambda () (delete-char 1) (insert dired-marker-char))))))))
492d2437 3239
61a2a122 3240(defun dired-unmark (arg &optional interactive)
cd996018
CY
3241 "Unmark the file at point in the Dired buffer.
3242If the region is active, unmark all files in the region.
3243Otherwise, with a prefix arg, unmark files on the next ARG lines.
3244
42917e79
JL
3245If looking at a subdir, unmark all its files except `.' and `..'.
3246If the region is active in Transient Mark mode, unmark all files
3247in the active region."
61a2a122 3248 (interactive (list current-prefix-arg t))
492d2437 3249 (let ((dired-marker-char ?\040))
61a2a122 3250 (dired-mark arg interactive)))
492d2437 3251
61a2a122 3252(defun dired-flag-file-deletion (arg &optional interactive)
68d2f12f 3253 "In Dired, flag the current line's file for deletion.
cd996018
CY
3254If the region is active, flag all files in the region.
3255Otherwise, with a prefix arg, flag files on the next ARG lines.
3256
42917e79
JL
3257If on a subdir headerline, flag all its files except `.' and `..'.
3258If the region is active in Transient Mark mode, flag all files
3259in the active region."
61a2a122 3260 (interactive (list current-prefix-arg t))
492d2437 3261 (let ((dired-marker-char dired-del-marker))
61a2a122 3262 (dired-mark arg interactive)))
492d2437
RS
3263
3264(defun dired-unmark-backward (arg)
a48868a7
LMI
3265 "In Dired, move up lines and remove marks or deletion flags there.
3266Optional prefix ARG says how many lines to unmark/unflag; default
42917e79
JL
3267is one line.
3268If the region is active in Transient Mark mode, unmark all files
3269in the active region."
492d2437
RS
3270 (interactive "p")
3271 (dired-unmark (- arg)))
e5f0841e 3272
d588eb90
RS
3273(defun dired-toggle-marks ()
3274 "Toggle marks: marked files become unmarked, and vice versa.
e5f0841e
KH
3275Files marked with other flags (such as `D') are not affected.
3276`.' and `..' are never toggled.
3277As always, hidden subdirs are not affected."
3278 (interactive)
3279 (save-excursion
3280 (goto-char (point-min))
f836b98e 3281 (let ((inhibit-read-only t))
e5f0841e
KH
3282 (while (not (eobp))
3283 (or (dired-between-files)
cedf5c9d 3284 (looking-at-p dired-re-dot)
e5f0841e
KH
3285 ;; use subst instead of insdel because it does not move
3286 ;; the gap and thus should be faster and because
3287 ;; other characters are left alone automatically
3288 (apply 'subst-char-in-region
3289 (point) (1+ (point))
3290 (if (eq ?\040 (following-char)) ; SPC
3291 (list ?\040 dired-marker-char)
3292 (list dired-marker-char ?\040))))
3293 (forward-line 1)))))
83fadedf 3294\f
492d2437
RS
3295;;; Commands to mark or flag files based on their characteristics or names.
3296
d2cadc4b
RS
3297(defvar dired-regexp-history nil
3298 "History list of regular expressions used in Dired commands.")
3299
eb2deaff 3300(defun dired-read-regexp (prompt &optional default history)
b2bf2a25 3301 "Read a regexp using `read-regexp'."
eb2deaff 3302 (read-regexp prompt default (or history 'dired-regexp-history)))
492d2437
RS
3303
3304(defun dired-mark-files-regexp (regexp &optional marker-char)
3305 "Mark all files matching REGEXP for use in later commands.
3306A prefix argument means to unmark them instead.
3307`.' and `..' are never marked.
3308
3309REGEXP is an Emacs regexp, not a shell wildcard. Thus, use `\\.o$' for
3310object files--just `.o' will mark more than you might think."
3311 (interactive
3312 (list (dired-read-regexp (concat (if current-prefix-arg "Unmark" "Mark")
3313 " files (regexp): "))
3314 (if current-prefix-arg ?\040)))
3315 (let ((dired-marker-char (or marker-char dired-marker-char)))
3316 (dired-mark-if
cedf5c9d 3317 (and (not (looking-at-p dired-re-dot))
492d2437 3318 (not (eolp)) ; empty line
fc4f7a23 3319 (let ((fn (dired-get-filename t t)))
cedf5c9d 3320 (and fn (string-match-p regexp fn))))
492d2437
RS
3321 "matching file")))
3322
e9b8e22d
RS
3323(defun dired-mark-files-containing-regexp (regexp &optional marker-char)
3324 "Mark all files with contents containing REGEXP for use in later commands.
3325A prefix argument means to unmark them instead.
3326`.' and `..' are never marked."
3327 (interactive
3328 (list (dired-read-regexp (concat (if current-prefix-arg "Unmark" "Mark")
3329 " files containing (regexp): "))
3330 (if current-prefix-arg ?\040)))
3331 (let ((dired-marker-char (or marker-char dired-marker-char)))
3332 (dired-mark-if
cedf5c9d 3333 (and (not (looking-at-p dired-re-dot))
e9b8e22d
RS
3334 (not (eolp)) ; empty line
3335 (let ((fn (dired-get-filename nil t)))
05a40373
KH
3336 (when (and fn (file-readable-p fn)
3337 (not (file-directory-p fn)))
3338 (let ((prebuf (get-file-buffer fn)))
3339 (message "Checking %s" fn)
3340 ;; For now we do it inside emacs
3341 ;; Grep might be better if there are a lot of files
3342 (if prebuf
3343 (with-current-buffer prebuf
3344 (save-excursion
3345 (goto-char (point-min))
3346 (re-search-forward regexp nil t)))
3347 (with-temp-buffer
3348 (insert-file-contents fn)
3349 (goto-char (point-min))
3350 (re-search-forward regexp nil t))))
0b2bb4d0 3351 )))
e9b8e22d
RS
3352 "matching file")))
3353
492d2437 3354(defun dired-flag-files-regexp (regexp)
68d2f12f 3355 "In Dired, flag all files containing the specified REGEXP for deletion.
492d2437
RS
3356The match is against the non-directory part of the filename. Use `^'
3357 and `$' to anchor matches. Exclude subdirs by hiding them.
3358`.' and `..' are never flagged."
3359 (interactive (list (dired-read-regexp "Flag for deletion (regexp): ")))
3360 (dired-mark-files-regexp regexp dired-del-marker))
3361
3362(defun dired-mark-symlinks (unflag-p)
3363 "Mark all symbolic links.
a48868a7 3364With prefix argument, unmark or unflag all those files."
492d2437
RS
3365 (interactive "P")
3366 (let ((dired-marker-char (if unflag-p ?\040 dired-marker-char)))
cedf5c9d 3367 (dired-mark-if (looking-at-p dired-re-sym) "symbolic link")))
492d2437
RS
3368
3369(defun dired-mark-directories (unflag-p)
3370 "Mark all directory file lines except `.' and `..'.
a48868a7 3371With prefix argument, unmark or unflag all those files."
492d2437
RS
3372 (interactive "P")
3373 (let ((dired-marker-char (if unflag-p ?\040 dired-marker-char)))
cedf5c9d
JB
3374 (dired-mark-if (and (looking-at-p dired-re-dir)
3375 (not (looking-at-p dired-re-dot)))
492d2437
RS
3376 "directory file")))
3377
3378(defun dired-mark-executables (unflag-p)
3379 "Mark all executable files.
a48868a7 3380With prefix argument, unmark or unflag all those files."
492d2437
RS
3381 (interactive "P")
3382 (let ((dired-marker-char (if unflag-p ?\040 dired-marker-char)))
cedf5c9d 3383 (dired-mark-if (looking-at-p dired-re-exe) "executable file")))
492d2437
RS
3384
3385;; dired-x.el has a dired-mark-sexp interactive command: mark
3386;; files for which PREDICATE returns non-nil.
3387
3388(defun dired-flag-auto-save-files (&optional unflag-p)
84fc2cfa 3389 "Flag for deletion files whose names suggest they are auto save files.
a48868a7 3390A prefix argument says to unmark or unflag those files instead."
84fc2cfa 3391 (interactive "P")
492d2437
RS
3392 (let ((dired-marker-char (if unflag-p ?\040 dired-del-marker)))
3393 (dired-mark-if
2a838614 3394 ;; It is less than general to check for # here,
a91526b9
RS
3395 ;; but it's the only way this runs fast enough.
3396 (and (save-excursion (end-of-line)
536ae2dd
RS
3397 (or
3398 (eq (preceding-char) ?#)
3399 ;; Handle executables in case of -F option.
3400 ;; We need not worry about the other kinds
3401 ;; of markings that -F makes, since they won't
3402 ;; appear on real auto-save files.
3403 (if (eq (preceding-char) ?*)
3404 (progn
3405 (forward-char -1)
3406 (eq (preceding-char) ?#)))))
cedf5c9d 3407 (not (looking-at-p dired-re-dir))
a91526b9
RS
3408 (let ((fn (dired-get-filename t t)))
3409 (if fn (auto-save-file-name-p
3410 (file-name-nondirectory fn)))))
3411 "auto save file")))
492d2437 3412
d7aed37c 3413(defcustom dired-garbage-files-regexp
6736ab5a 3414 ;; `log' here is dubious, since it's typically used for useful log
d7aed37c 3415 ;; files, not just TeX stuff. -- fx
d4aeef3b
KG
3416 (concat (regexp-opt
3417 '(".log" ".toc" ".dvi" ".bak" ".orig" ".rej" ".aux"))
c60ee5e7 3418 "\\'")
d7aed37c
SM
3419 "Regular expression to match \"garbage\" files for `dired-flag-garbage-files'."
3420 :type 'regexp
3421 :group 'dired)
84d3f6e8
RS
3422
3423(defun dired-flag-garbage-files ()
84d3f6e8 3424 "Flag for deletion all files that match `dired-garbage-files-regexp'."
f656ec48 3425 (interactive)
84d3f6e8
RS
3426 (dired-flag-files-regexp dired-garbage-files-regexp))
3427
492d2437
RS
3428(defun dired-flag-backup-files (&optional unflag-p)
3429 "Flag all backup files (names ending with `~') for deletion.
a48868a7 3430With prefix argument, unmark or unflag these files."
492d2437 3431 (interactive "P")
ee680b2b 3432 (let ((dired-marker-char (if unflag-p ?\s dired-del-marker)))
492d2437 3433 (dired-mark-if
f13101e9
KH
3434 ;; Don't call backup-file-name-p unless the last character looks like
3435 ;; it might be the end of a backup file name. This isn't very general,
a91526b9
RS
3436 ;; but it's the only way this runs fast enough.
3437 (and (save-excursion (end-of-line)
f13101e9
KH
3438 ;; Handle executables in case of -F option.
3439 ;; We need not worry about the other kinds
3440 ;; of markings that -F makes, since they won't
3441 ;; appear on real backup files.
3442 (if (eq (preceding-char) ?*)
3443 (forward-char -1))
fdee13ec 3444 (eq (preceding-char) ?~))
cedf5c9d 3445 (not (looking-at-p dired-re-dir))
492d2437
RS
3446 (let ((fn (dired-get-filename t t)))
3447 (if fn (backup-file-name-p fn))))
3448 "backup file")))
3449
6482fcac
RS
3450(defun dired-change-marks (&optional old new)
3451 "Change all OLD marks to NEW marks.
3452OLD and NEW are both characters used to mark files."
3453 (interactive
3454 (let* ((cursor-in-echo-area t)
3455 (old (progn (message "Change (old mark): ") (read-char)))
3456 (new (progn (message "Change %c marks to (new mark): " old)
3457 (read-char))))
3458 (list old new)))
e4e02841
RS
3459 (if (or (eq old ?\r) (eq new ?\r))
3460 (ding)
3461 (let ((string (format "\n%c" old))
f836b98e 3462 (inhibit-read-only t))
e4e02841
RS
3463 (save-excursion
3464 (goto-char (point-min))
3465 (while (search-forward string nil t)
ee680b2b 3466 (if (if (= old ?\s)
a15a76f7
RS
3467 (save-match-data
3468 (dired-get-filename 'no-dir t))
3469 t)
3470 (subst-char-in-region (match-beginning 0)
3471 (match-end 0) old new)))))))
6482fcac 3472
534a6edf 3473(defun dired-unmark-all-marks ()
cedf5c9d 3474 "Remove all marks from all files in the Dired buffer."
b1ecd9c6
RS
3475 (interactive)
3476 (dired-unmark-all-files ?\r))
3477
8b87a301 3478(defun dired-unmark-all-files (mark &optional arg)
b602ba2f 3479 "Remove a specific mark (or any mark) from every file.
c60ee5e7 3480After this command, type the mark character to remove,
b602ba2f 3481or type RET to remove all marks.
3585916f 3482With prefix arg, query for each marked file.
492d2437 3483Type \\[help-command] at that time for help."
b602ba2f
RS
3484 (interactive "cRemove marks (RET means all): \nP")
3485 (save-excursion
3486 (let* ((count 0)
d032d5e7 3487 (inhibit-read-only t) case-fold-search
b602ba2f
RS
3488 (string (format "\n%c" mark))
3489 (help-form "\
8b87a301
RS
3490Type SPC or `y' to unmark one file, DEL or `n' to skip to next,
3491`!' to unmark all remaining files with no more questions."))
b602ba2f
RS
3492 (goto-char (point-min))
3493 (while (if (eq mark ?\r)
3494 (re-search-forward dired-re-mark nil t)
3495 (search-forward string nil t))
3496 (if (or (not arg)
e9407052
RS
3497 (let ((file (dired-get-filename t t)))
3498 (and file
3499 (dired-query 'query "Unmark file `%s'? "
3500 file))))
b602ba2f 3501 (progn (subst-char-in-region (1- (point)) (point)
ee680b2b 3502 (preceding-char) ?\s)
b602ba2f
RS
3503 (setq count (1+ count)))))
3504 (message (if (= count 1) "1 mark removed"
3505 "%d marks removed")
3506 count))))
83fadedf 3507\f
492d2437 3508;; Logging failures operating on files, and showing the results.
84fc2cfa 3509
492d2437 3510(defvar dired-log-buffer "*Dired log*")
84fc2cfa 3511
492d2437
RS
3512(defun dired-why ()
3513 "Pop up a buffer with error log output from Dired.
3514A group of errors from a single command ends with a formfeed.
3515Thus, use \\[backward-page] to find the beginning of a group of errors."
3516 (interactive)
3517 (if (get-buffer dired-log-buffer)
3518 (let ((owindow (selected-window))
3519 (window (display-buffer (get-buffer dired-log-buffer))))
3520 (unwind-protect
6482fcac 3521 (progn
492d2437
RS
3522 (select-window window)
3523 (goto-char (point-max))
0b7bc76f
RS
3524 (forward-line -1)
3525 (backward-page 1)
3526 (recenter 0))
492d2437
RS
3527 (select-window owindow)))))
3528
3529(defun dired-log (log &rest args)
3530 ;; Log a message or the contents of a buffer.
3531 ;; If LOG is a string and there are more args, it is formatted with
3532 ;; those ARGS. Usually the LOG string ends with a \n.
c60ee5e7 3533 ;; End each bunch of errors with (dired-log t):
0b7bc76f
RS
3534 ;; this inserts the current time and buffer at the start of the page,
3535 ;; and \f (formfeed) at the end.
492d2437 3536 (let ((obuf (current-buffer)))
0b7bc76f
RS
3537 (with-current-buffer (get-buffer-create dired-log-buffer)
3538 (goto-char (point-max))
3539 (let ((inhibit-read-only t))
3540 (cond ((stringp log)
3541 (insert (if args
3542 (apply (function format) log args)
3543 log)))
3544 ((bufferp log)
88cb5d3c 3545 (insert-buffer-substring log))
0b7bc76f
RS
3546 ((eq t log)
3547 (backward-page 1)
3548 (unless (bolp)
3549 (insert "\n"))
3550 (insert (current-time-string)
3551 "\tBuffer `" (buffer-name obuf) "'\n")
3552 (goto-char (point-max))
3553 (insert "\f\n")))))))
492d2437
RS
3554
3555(defun dired-log-summary (string failures)
ddcfebf1
RS
3556 "State a summary of a command's failures, in echo area and log buffer.
3557STRING is an overall summary of the failures.
3558FAILURES is a list of file names that we failed to operate on,
3559or nil if file names are not applicable."
0b7bc76f
RS
3560 (if (= (length failures) 1)
3561 (message "%s"
3562 (with-current-buffer dired-log-buffer
3563 (goto-char (point-max))
3564 (backward-page 1)
3565 (if (eolp) (forward-line 1))
3566 (buffer-substring (point) (point-max))))
3567 (message (if failures "%s--type ? for details (%s)"
3568 "%s--type ? for details")
3569 string failures))
492d2437 3570 ;; Log a summary describing a bunch of errors.
0b7bc76f 3571 (dired-log (concat "\n" string "\n"))
492d2437 3572 (dired-log t))
83fadedf 3573\f
492d2437
RS
3574;;; Sorting
3575
3576;; Most ls can only sort by name or by date (with -t), nothing else.
3577;; GNU ls sorts on size with -S, on extension with -X, and unsorted with -U.
3578;; So anything that does not contain these is sort "by name".
3579
3580(defvar dired-ls-sorting-switches "SXU"
cedf5c9d 3581 "String of `ls' switches (single letters) except \"t\" that influence sorting.
cfc8b264
EZ
3582
3583This indicates to Dired which option switches to watch out for because they
3584will change the sorting order behavior of `ls'.
3585
cedf5c9d 3586To change the default sorting order (e.g. add a `-v' option), see the
cfc8b264
EZ
3587variable `dired-listing-switches'. To temporarily override the listing
3588format, use `\\[universal-argument] \\[dired]'.")
492d2437
RS
3589
3590(defvar dired-sort-by-date-regexp
8d76af4a
CY
3591 (concat "\\(\\`\\| \\)-[^- ]*t"
3592 ;; `dired-ls-sorting-switches' after -t overrides -t.
3593 "[^ " dired-ls-sorting-switches "]*"
3594 "\\(\\(\\`\\| +\\)\\(--[^ ]+\\|-[^- t"
3595 dired-ls-sorting-switches "]+\\)\\)* *$")
ee680b2b 3596 "Regexp recognized by Dired to set `by date' mode.")
492d2437
RS
3597
3598(defvar dired-sort-by-name-regexp
8d76af4a
CY
3599 (concat "\\`\\(\\(\\`\\| +\\)\\(--[^ ]+\\|"
3600 "-[^- t" dired-ls-sorting-switches "]+\\)\\)* *$")
ee680b2b 3601 "Regexp recognized by Dired to set `by name' mode.")
492d2437 3602
23fc67ea
RS
3603(defvar dired-sort-inhibit nil
3604 "Non-nil means the Dired sort command is disabled.
cedf5c9d 3605The idea is to set this buffer-locally in special Dired buffers.")
23fc67ea 3606
37269466
CY
3607(defun dired-sort-set-mode-line ()
3608 ;; Set mode line display according to dired-actual-switches.
3609 ;; Mode line display of "by name" or "by date" guarantees the user a
492d2437
RS
3610 ;; match with the corresponding regexps. Non-matching switches are
3611 ;; shown literally.
5641671f
NR
3612 (when (eq major-mode 'dired-mode)
3613 (setq mode-name
3614 (let (case-fold-search)
cedf5c9d 3615 (cond ((string-match-p
5641671f
NR
3616 dired-sort-by-name-regexp dired-actual-switches)
3617 "Dired by name")
cedf5c9d 3618 ((string-match-p
5641671f
NR
3619 dired-sort-by-date-regexp dired-actual-switches)
3620 "Dired by date")
3621 (t
3622 (concat "Dired " dired-actual-switches)))))
3623 (force-mode-line-update)))
492d2437 3624
37269466 3625(define-obsolete-function-alias 'dired-sort-set-modeline
2a1e2476 3626 'dired-sort-set-mode-line "24.3")
37269466 3627
492d2437 3628(defun dired-sort-toggle-or-edit (&optional arg)
8d76af4a
CY
3629 "Toggle sorting by date, and refresh the Dired buffer.
3630With a prefix argument, edit the current listing switches instead."
84fc2cfa 3631 (interactive "P")
23fc67ea 3632 (when dired-sort-inhibit
cedf5c9d 3633 (error "Cannot sort this Dired buffer"))
492d2437
RS
3634 (if arg
3635 (dired-sort-other
10195bd6 3636 (read-string "ls switches (must contain -l): " dired-actual-switches))
492d2437
RS
3637 (dired-sort-toggle)))
3638
3639(defun dired-sort-toggle ()
3640 ;; Toggle between sort by date/name. Reverts the buffer.
cedf5c9d
JB
3641 (let ((sorting-by-date (string-match-p dired-sort-by-date-regexp
3642 dired-actual-switches))
8d76af4a
CY
3643 ;; Regexp for finding (possibly embedded) -t switches.
3644 (switch-regexp "\\(\\`\\| \\)-\\([a-su-zA-Z]*\\)\\(t\\)\\([^ ]*\\)")
3645 case-fold-search)
3646 ;; Remove the -t switch.
3647 (while (string-match switch-regexp dired-actual-switches)
3648 (if (and (equal (match-string 2 dired-actual-switches) "")
3649 (equal (match-string 4 dired-actual-switches) ""))
3650 ;; Remove a stand-alone -t switch.
3651 (setq dired-actual-switches
3652 (replace-match "" t t dired-actual-switches))
3653 ;; Remove a switch of the form -XtY for some X and Y.
3654 (setq dired-actual-switches
3655 (replace-match "" t t dired-actual-switches 3))))
11eff3ae 3656
8d76af4a 3657 ;; Now, if we weren't sorting by date before, add the -t switch.
40714e3d
GM
3658 ;; Some simple-minded ls implementations (eg ftp servers) only
3659 ;; allow a single option string, so try not to add " -t" if possible.
8d76af4a 3660 (unless sorting-by-date
40714e3d
GM
3661 (setq dired-actual-switches
3662 (concat dired-actual-switches
3663 (if (string-match-p "\\`-[[:alnum:]]+\\'"
3664 dired-actual-switches)
3665 "t"
3666 " -t")))))
37269466 3667 (dired-sort-set-mode-line)
492d2437
RS
3668 (revert-buffer))
3669
83fadedf 3670;; Some user code loads dired especially for this.
879fa8d0 3671;; Don't do that--use replace-regexp-in-string instead.
83fadedf
DL
3672(defun dired-replace-in-string (regexp newtext string)
3673 ;; Replace REGEXP with NEWTEXT everywhere in STRING and return result.
3674 ;; NEWTEXT is taken literally---no \\DIGIT escapes will be recognized.
3675 (let ((result "") (start 0) mb me)
3676 (while (string-match regexp string start)
3677 (setq mb (match-beginning 0)
3678 me (match-end 0)
3679 result (concat result (substring string start mb) newtext)
3680 start me))
3681 (concat result (substring string start))))
3682
492d2437 3683(defun dired-sort-other (switches &optional no-revert)
cedf5c9d 3684 "Specify new `ls' SWITCHES for current Dired buffer.
ff3d76aa
SM
3685Values matching `dired-sort-by-date-regexp' or `dired-sort-by-name-regexp'
3686set the minor mode accordingly, others appear literally in the mode line.
3687With optional second arg NO-REVERT, don't refresh the listing afterwards."
e17dba1f 3688 (dired-sort-R-check switches)
492d2437 3689 (setq dired-actual-switches switches)
37269466 3690 (dired-sort-set-mode-line)
492d2437 3691 (or no-revert (revert-buffer)))
e17dba1f 3692
cedf5c9d 3693(defvar-local dired-subdir-alist-pre-R nil
5afea280 3694 "Value of `dired-subdir-alist' before -R switch added.")
e17dba1f
GM
3695
3696(defun dired-sort-R-check (switches)
3697 "Additional processing of -R in ls option string SWITCHES.
3698Saves `dired-subdir-alist' when R is set and restores saved value
3699minus any directories explicitly deleted when R is cleared.
3700To be called first in body of `dired-sort-other', etc."
3701 (cond
c055a50b
JL
3702 ((and (dired-switches-recursive-p switches)
3703 (not (dired-switches-recursive-p dired-actual-switches)))
e17dba1f
GM
3704 ;; Adding -R to ls switches -- save `dired-subdir-alist':
3705 (setq dired-subdir-alist-pre-R dired-subdir-alist))
c055a50b
JL
3706 ((and (dired-switches-recursive-p dired-actual-switches)
3707 (not (dired-switches-recursive-p switches)))
e17dba1f
GM
3708 ;; Deleting -R from ls switches -- revert to pre-R subdirs
3709 ;; that are still present:
3710 (setq dired-subdir-alist
3711 (if dired-subdir-alist-pre-R
3712 (let (subdirs)
3713 (while dired-subdir-alist-pre-R
3714 (if (assoc (caar dired-subdir-alist-pre-R)
3715 dired-subdir-alist)
3716 ;; subdir still present...
3717 (setq subdirs
3718 (cons (car dired-subdir-alist-pre-R)
3719 subdirs)))
3720 (setq dired-subdir-alist-pre-R
3721 (cdr dired-subdir-alist-pre-R)))
3722 (reverse subdirs))
3723 ;; No pre-R subdir alist, so revert to main directory
3724 ;; listing:
3725 (list (car (reverse dired-subdir-alist))))))))
83fadedf 3726\f
133aad74
JD
3727
3728;;;; Drag and drop support
3729
773933d3 3730(defcustom dired-recursive-copies 'top
c5695d1d
CY
3731 "Whether Dired copies directories recursively.
3732If nil, never copy recursively.
3733`always' means to copy recursively without asking.
3734`top' means to ask for each directory at top level.
3735Any other value means to ask for each directory."
fe02ba07
RS
3736 :type '(choice :tag "Copy directories"
3737 (const :tag "No recursive copies" nil)
3738 (const :tag "Ask for each directory" t)
3739 (const :tag "Ask for each top directory only" top)
3740 (const :tag "Copy directories without asking" always))
3741 :group 'dired)
3742
133aad74 3743(defun dired-dnd-popup-notice ()
fcaed7ce 3744 (message-box
3b1b11e9 3745 "Dired recursive copies are currently disabled.\nSee the variable `dired-recursive-copies'."))
133aad74 3746
e8a11b22 3747(declare-function x-popup-menu "menu.c" (position menu))
133aad74
JD
3748
3749(defun dired-dnd-do-ask-action (uri)
3750 ;; No need to get actions and descriptions from the source,
3751 ;; we only have three actions anyway.
5553077c 3752 (let ((action (x-popup-menu
133aad74
JD
3753 t
3754 (list "What action?"
3755 (cons ""
3756 '(("Copy here" . copy)
3757 ("Move here" . move)
3758 ("Link here" . link)
3759 "--"
3760 ("Cancel" . nil)))))))
3761 (if action
3762 (dired-dnd-handle-local-file uri action)
3763 nil)))
3764
5c4fa70f 3765(declare-function dired-relist-entry "dired-aux" (file))
f36d1cdc 3766(declare-function make-symbolic-link "fileio.c")
5c4fa70f 3767
aa360da1
GM
3768;; Only used when (featurep 'dnd).
3769(declare-function dnd-get-local-file-name "dnd" (uri &optional must-exist))
3770(declare-function dnd-get-local-file-uri "dnd" (uri))
3771
d032d5e7
SM
3772(defvar dired-overwrite-confirmed) ;Defined in dired-aux.
3773
133aad74 3774(defun dired-dnd-handle-local-file (uri action)
cedf5c9d 3775 "Copy, move or link a file to the Dired directory.
133aad74
JD
3776URI is the file to handle, ACTION is one of copy, move, link or ask.
3777Ask means pop up a menu for the user to select one of copy, move or link."
3778 (require 'dired-aux)
361eee8f 3779 (let* ((from (dnd-get-local-file-name uri t))
93ab4de3
CY
3780 (to (when from
3781 (concat (dired-current-directory)
3782 (file-name-nondirectory from)))))
61bfceb6 3783 (when from
93ab4de3 3784 (cond ((eq action 'ask)
61bfceb6 3785 (dired-dnd-do-ask-action uri))
93ab4de3
CY
3786 ;; If copying a directory and dired-recursive-copies is
3787 ;; nil, dired-copy-file fails. Pop up a notice.
3788 ((and (memq action '(copy private))
3789 (file-directory-p from)
3790 (not dired-recursive-copies))
3791 (dired-dnd-popup-notice))
3792 ((memq action '(copy private move link))
3793 (let ((overwrite (and (file-exists-p to)
3794 (y-or-n-p
3795 (format "Overwrite existing file `%s'? " to))))
3796 ;; Binding dired-overwrite-confirmed to nil makes
3797 ;; dired-handle-overwrite a no-op. We instead use
3798 ;; y-or-n-p, which pops a graphical menu.
3799 dired-overwrite-confirmed backup-file)
3800 (when (and overwrite
3801 ;; d-b-o is defined in dired-aux.
3802 (boundp 'dired-backup-overwrite)
3803 dired-backup-overwrite
3804 (setq backup-file
3805 (car (find-backup-file-name to)))
3806 (or (eq dired-backup-overwrite 'always)
3807 (y-or-n-p
3808 (format
3809 "Make backup for existing file `%s'? " to))))
3810 (rename-file to backup-file 0)
3811 (dired-relist-entry backup-file))
3812 (cond ((memq action '(copy private))
3813 (dired-copy-file from to overwrite))
3814 ((eq action 'move)
3815 (dired-rename-file from to overwrite))
3816 ((eq action 'link)
3817 (make-symbolic-link from to overwrite)))
3818 (dired-relist-entry to)
3819 action))))))
133aad74
JD
3820
3821(defun dired-dnd-handle-file (uri action)
cedf5c9d 3822 "Copy, move or link a file to the Dired directory if it is a local file.
133aad74
JD
3823URI is the file to handle. If the hostname in the URI isn't local, do nothing.
3824ACTION is one of copy, move, link or ask.
3825Ask means pop up a menu for the user to select one of copy, move or link."
361eee8f 3826 (let ((local-file (dnd-get-local-file-uri uri)))
133aad74
JD
3827 (if local-file (dired-dnd-handle-local-file local-file action)
3828 nil)))
31b4c848
LH
3829\f
3830
3831;;;; Desktop support
3832
3833(eval-when-compile (require 'desktop))
d7fe6352 3834(declare-function desktop-file-name "desktop" (filename dirname))
31b4c848 3835
295fb2ac 3836(defun dired-desktop-buffer-misc-data (dirname)
31b4c848
LH
3837 "Auxiliary information to be saved in desktop file."
3838 (cons
3839 ;; Value of `dired-directory'.
3840 (if (consp dired-directory)
3841 ;; Directory name followed by list of files.
295fb2ac 3842 (cons (desktop-file-name (car dired-directory) dirname)
31b4c848 3843 (cdr dired-directory))
9d9ee410 3844 ;; Directory name, optionally with shell wildcard.
295fb2ac 3845 (desktop-file-name dired-directory dirname))
31b4c848
LH
3846 ;; Subdirectories in `dired-subdir-alist'.
3847 (cdr
3848 (nreverse
3849 (mapcar
295fb2ac 3850 (function (lambda (f) (desktop-file-name (car f) dirname)))
31b4c848 3851 dired-subdir-alist)))))
133aad74 3852
d032d5e7
SM
3853(defun dired-restore-desktop-buffer (_file-name
3854 _buffer-name
3855 misc-data)
cedf5c9d 3856 "Restore a Dired buffer specified in a desktop file."
d032d5e7 3857 ;; First element of `misc-data' is the value of `dired-directory'.
9d9ee410 3858 ;; This value is a directory name, optionally with shell wildcard or
31b4c848 3859 ;; a directory name followed by list of files.
d032d5e7 3860 (let* ((dired-dir (car misc-data))
31b4c848
LH
3861 (dir (if (consp dired-dir) (car dired-dir) dired-dir)))
3862 (if (file-directory-p (file-name-directory dir))
9577b569 3863 (with-demoted-errors "Desktop: Problem restoring directory: %S"
31b4c848 3864 (dired dired-dir)
d032d5e7 3865 ;; The following elements of `misc-data' are the keys
31b4c848 3866 ;; from `dired-subdir-alist'.
d032d5e7 3867 (mapc 'dired-maybe-insert-subdir (cdr misc-data))
31b4c848
LH
3868 (current-buffer))
3869 (message "Desktop: Directory %s no longer exists." dir)
3870 (when desktop-missing-file-warning (sit-for 1))
3871 nil)))
133aad74 3872
9e7357b0
AS
3873(add-to-list 'desktop-buffer-mode-handlers
3874 '(dired-mode . dired-restore-desktop-buffer))
a515788d 3875
133aad74 3876\f
7d72f6f1
GM
3877;;; Start of automatically extracted autoloads.
3878\f
045902f0 3879;;;### (autoloads nil "dired-aux" "dired-aux.el" "1a8e2a4a9117ab3a2586aa001358d3fb")
7d72f6f1
GM
3880;;; Generated autoloads from dired-aux.el
3881
3882(autoload 'dired-diff "dired-aux" "\
3883Compare file at point with file FILE using `diff'.
2fd5e67d 3884If called interactively, prompt for FILE. If the file at point
9d232fc4
JL
3885has a backup file, use that as the default. If the file at point
3886is a backup file, use its original. If the mark is active
2fd5e67d
JL
3887in Transient Mark mode, use the file at the mark as the default.
3888\(That's the mark set by \\[set-mark-command], not by Dired's
3889\\[dired-mark] command.)
35d98877 3890
2fd5e67d
JL
3891FILE is the first file given to `diff'. The file at point
3892is the second file given to `diff'.
3893
3894With prefix arg, prompt for second argument SWITCHES, which is
3895the string of command switches for the third argument of `diff'.
7d72f6f1
GM
3896
3897\(fn FILE &optional SWITCHES)" t nil)
3898
3899(autoload 'dired-backup-diff "dired-aux" "\
3900Diff this file with its backup file or vice versa.
3901Uses the latest backup, if there are several numerical backups.
3902If this file is a backup, diff it with its original.
3903The backup file is the first file given to `diff'.
3904With prefix arg, prompt for argument SWITCHES which is options for `diff'.
3905
3906\(fn &optional SWITCHES)" t nil)
3907
3908(autoload 'dired-compare-directories "dired-aux" "\
3909Mark files with different file attributes in two dired buffers.
3910Compare file attributes of files in the current directory
3911with file attributes in directory DIR2 using PREDICATE on pairs of files
3912with the same name. Mark files for which PREDICATE returns non-nil.
3913Mark files with different names if PREDICATE is nil (or interactively
3914with empty input at the predicate prompt).
3915
3916PREDICATE is a Lisp expression that can refer to the following variables:
3917
3918 size1, size2 - file size in bytes
3919 mtime1, mtime2 - last modification time in seconds, as a float
3920 fa1, fa2 - list of file attributes
3921 returned by function `file-attributes'
3922
3923 where 1 refers to attribute of file in the current dired buffer
3924 and 2 to attribute of file in second dired buffer.
3925
3926Examples of PREDICATE:
3927
3928 (> mtime1 mtime2) - mark newer files
3929 (not (= size1 size2)) - mark files with different sizes
3930 (not (string= (nth 8 fa1) (nth 8 fa2))) - mark files with different modes
3931 (not (and (= (nth 2 fa1) (nth 2 fa2)) - mark files with different UID
3932 (= (nth 3 fa1) (nth 3 fa2)))) and GID.
3933
3934\(fn DIR2 PREDICATE)" t nil)
3935
3936(autoload 'dired-do-chmod "dired-aux" "\
3937Change the mode of the marked (or next ARG) files.
3938Symbolic modes like `g+w' are allowed.
20f70ede
JL
3939Type M-n to pull the file attributes of the file at point
3940into the minibuffer.
7d72f6f1
GM
3941
3942\(fn &optional ARG)" t nil)
3943
3944(autoload 'dired-do-chgrp "dired-aux" "\
3945Change the group of the marked (or next ARG) files.
20f70ede
JL
3946Type M-n to pull the file attributes of the file at point
3947into the minibuffer.
7d72f6f1
GM
3948
3949\(fn &optional ARG)" t nil)
3950
3951(autoload 'dired-do-chown "dired-aux" "\
3952Change the owner of the marked (or next ARG) files.
20f70ede
JL
3953Type M-n to pull the file attributes of the file at point
3954into the minibuffer.
7d72f6f1
GM
3955
3956\(fn &optional ARG)" t nil)
3957
3958(autoload 'dired-do-touch "dired-aux" "\
3959Change the timestamp of the marked (or next ARG) files.
3960This calls touch.
20f70ede
JL
3961Type M-n to pull the file attributes of the file at point
3962into the minibuffer.
7d72f6f1
GM
3963
3964\(fn &optional ARG)" t nil)
3965
3966(autoload 'dired-do-print "dired-aux" "\
3967Print the marked (or next ARG) files.
3968Uses the shell command coming from variables `lpr-command' and
3969`lpr-switches' as default.
3970
3971\(fn &optional ARG)" t nil)
3972
3973(autoload 'dired-clean-directory "dired-aux" "\
3974Flag numerical backups for deletion.
3975Spares `dired-kept-versions' latest versions, and `kept-old-versions' oldest.
3976Positive prefix arg KEEP overrides `dired-kept-versions';
3977Negative prefix arg KEEP overrides `kept-old-versions' with KEEP made positive.
3978
3979To clear the flags on these files, you can use \\[dired-flag-backup-files]
3980with a prefix argument.
3981
3982\(fn KEEP)" t nil)
3983
3984(autoload 'dired-do-async-shell-command "dired-aux" "\
3985Run a shell command COMMAND on the marked files asynchronously.
3986
439f7677
CY
3987Like `dired-do-shell-command', but adds `&' at the end of COMMAND
3988to execute it asynchronously.
3989
3990When operating on multiple files, asynchronous commands
3991are executed in the background on each file in parallel.
3992In shell syntax this means separating the individual commands
3993with `&'. However, when COMMAND ends in `;' or `;&' then commands
3994are executed in the background on each file sequentially waiting
3995for each command to terminate before running the next command.
3996In shell syntax this means separating the individual commands with `;'.
3997
7d72f6f1
GM
3998The output appears in the buffer `*Async Shell Command*'.
3999
4000\(fn COMMAND &optional ARG FILE-LIST)" t nil)
4001
4002(autoload 'dired-do-shell-command "dired-aux" "\
4003Run a shell command COMMAND on the marked files.
439f7677 4004If no files are marked or a numeric prefix arg is given,
7d72f6f1
GM
4005the next ARG files are used. Just \\[universal-argument] means the current file.
4006The prompt mentions the file(s) or the marker, as appropriate.
4007
4008If there is a `*' in COMMAND, surrounded by whitespace, this runs
4009COMMAND just once with the entire file list substituted there.
4010
4011If there is no `*', but there is a `?' in COMMAND, surrounded by
4012whitespace, this runs COMMAND on each file individually with the
4013file name substituted for `?'.
4014
4015Otherwise, this runs COMMAND on each file individually with the
4016file name added at the end of COMMAND (separated by a space).
4017
4018`*' and `?' when not surrounded by whitespace have no special
4019significance for `dired-do-shell-command', and are passed through
cc7f8e29
GM
4020normally to the shell, but you must confirm first.
4021
4022If you want to use `*' as a shell wildcard with whitespace around
4023it, write `*\"\"' in place of just `*'. This is equivalent to just
4024`*' in the shell, but avoids Dired's special handling.
7d72f6f1 4025
439f7677
CY
4026If COMMAND ends in `&', `;', or `;&', it is executed in the
4027background asynchronously, and the output appears in the buffer
4028`*Async Shell Command*'. When operating on multiple files and COMMAND
4029ends in `&', the shell command is executed on each file in parallel.
4030However, when COMMAND ends in `;' or `;&' then commands are executed
4031in the background on each file sequentially waiting for each command
4032to terminate before running the next command. You can also use
4033`dired-do-async-shell-command' that automatically adds `&'.
4034
4035Otherwise, COMMAND is executed synchronously, and the output
4036appears in the buffer `*Shell Command Output*'.
7d72f6f1
GM
4037
4038This feature does not try to redisplay Dired buffers afterward, as
4039there's no telling what files COMMAND may have changed.
4040Type \\[dired-do-redisplay] to redisplay the marked files.
4041
5a0c3f56
JB
4042When COMMAND runs, its working directory is the top-level directory
4043of the Dired buffer, so output files usually are created there
4044instead of in a subdir.
7d72f6f1
GM
4045
4046In a noninteractive call (from Lisp code), you must specify
4047the list of file names explicitly with the FILE-LIST argument, which
4048can be produced by `dired-get-marked-files', for example.
4049
4050\(fn COMMAND &optional ARG FILE-LIST)" t nil)
4051
4052(autoload 'dired-run-shell-command "dired-aux" "\
6a56b5bd 4053
7d72f6f1
GM
4054
4055\(fn COMMAND)" nil nil)
4056
4057(autoload 'dired-do-kill-lines "dired-aux" "\
4058Kill all marked lines (not the files).
4059With a prefix argument, kill that many lines starting with the current line.
4060\(A negative argument kills backward.)
4061If you use this command with a prefix argument to kill the line
4062for a file that is a directory, which you have inserted in the
4063Dired buffer as a subdirectory, then it deletes that subdirectory
4064from the buffer as well.
4065To kill an entire subdirectory (without killing its line in the
4066parent directory), go to its directory header line and use this
4067command with a prefix argument (the value does not matter).
4068
4069\(fn &optional ARG FMT)" t nil)
4070
4071(autoload 'dired-compress-file "dired-aux" "\
6a56b5bd 4072
7d72f6f1
GM
4073
4074\(fn FILE)" nil nil)
4075
4076(autoload 'dired-query "dired-aux" "\
3ef01959
CY
4077Format PROMPT with ARGS, query user, and store the result in SYM.
4078The return value is either nil or t.
7d72f6f1 4079
3ef01959
CY
4080The user may type y or SPC to accept once; n or DEL to skip once;
4081! to accept this and subsequent queries; or q or ESC to decline
4082this and subsequent queries.
4083
4084If SYM is already bound to a non-nil value, this function may
4085return automatically without querying the user. If SYM is !,
4086return t; if SYM is q or ESC, return nil.
4087
4088\(fn SYM PROMPT &rest ARGS)" nil nil)
7d72f6f1
GM
4089
4090(autoload 'dired-do-compress "dired-aux" "\
4091Compress or uncompress marked (or next ARG) files.
4092
4093\(fn &optional ARG)" t nil)
4094
4095(autoload 'dired-do-byte-compile "dired-aux" "\
4096Byte compile marked (or next ARG) Emacs Lisp files.
4097
4098\(fn &optional ARG)" t nil)
4099
4100(autoload 'dired-do-load "dired-aux" "\
4101Load the marked (or next ARG) Emacs Lisp files.
4102
4103\(fn &optional ARG)" t nil)
4104
4105(autoload 'dired-do-redisplay "dired-aux" "\
4106Redisplay all marked (or next ARG) files.
4107If on a subdir line, redisplay that subdirectory. In that case,
4108a prefix arg lets you edit the `ls' switches used for the new listing.
4109
4110Dired remembers switches specified with a prefix arg, so that reverting
4111the buffer will not reset them. However, using `dired-undo' to re-insert
4112or delete subdirectories can bypass this machinery. Hence, you sometimes
4113may have to reset some subdirectory switches after a `dired-undo'.
4114You can reset all subdirectory switches to the default using
4115\\<dired-mode-map>\\[dired-reset-subdir-switches].
4116See Info node `(emacs)Subdir switches' for more details.
4117
4118\(fn &optional ARG TEST-FOR-SUBDIR)" t nil)
4119
4120(autoload 'dired-add-file "dired-aux" "\
6a56b5bd 4121
7d72f6f1
GM
4122
4123\(fn FILENAME &optional MARKER-CHAR)" nil nil)
4124
4125(autoload 'dired-remove-file "dired-aux" "\
6a56b5bd 4126
7d72f6f1
GM
4127
4128\(fn FILE)" nil nil)
4129
4130(autoload 'dired-relist-file "dired-aux" "\
4131Create or update the line for FILE in all Dired buffers it would belong in.
4132
4133\(fn FILE)" nil nil)
4134
4135(autoload 'dired-copy-file "dired-aux" "\
6a56b5bd 4136
7d72f6f1
GM
4137
4138\(fn FROM TO OK-FLAG)" nil nil)
4139
4140(autoload 'dired-rename-file "dired-aux" "\
6a56b5bd 4141
7d72f6f1
GM
4142
4143\(fn FILE NEWNAME OK-IF-ALREADY-EXISTS)" nil nil)
4144
4145(autoload 'dired-create-directory "dired-aux" "\
4146Create a directory called DIRECTORY.
ff854b0b 4147If DIRECTORY already exists, signal an error.
7d72f6f1
GM
4148
4149\(fn DIRECTORY)" t nil)
4150
4151(autoload 'dired-do-copy "dired-aux" "\
4152Copy all marked (or next ARG) files, or copy the current file.
c5695d1d 4153When operating on just the current file, prompt for the new name.
7d72f6f1 4154
c5695d1d
CY
4155When operating on multiple or marked files, prompt for a target
4156directory, and make the new copies in that directory, with the
4157same names as the original files. The initial suggestion for the
4158target directory is the Dired buffer's current directory (or, if
4159`dired-dwim-target' is non-nil, the current directory of a
4160neighboring Dired window).
4161
4162If `dired-copy-preserve-time' is non-nil, this command preserves
4163the modification time of each old file in the copy, similar to
4164the \"-p\" option for the \"cp\" shell command.
4165
4166This command copies symbolic links by creating new ones, similar
4167to the \"-d\" option for the \"cp\" shell command.
7d72f6f1
GM
4168
4169\(fn &optional ARG)" t nil)
4170
4171(autoload 'dired-do-symlink "dired-aux" "\
4172Make symbolic links to current file or all marked (or next ARG) files.
4173When operating on just the current file, you specify the new name.
4174When operating on multiple or marked files, you specify a directory
4175and new symbolic links are made in that directory
4176with the same names that the files currently have. The default
4177suggested for the target directory depends on the value of
4178`dired-dwim-target', which see.
4179
4180For relative symlinks, use \\[dired-do-relsymlink].
4181
4182\(fn &optional ARG)" t nil)
4183
4184(autoload 'dired-do-hardlink "dired-aux" "\
4185Add names (hard links) current file or all marked (or next ARG) files.
4186When operating on just the current file, you specify the new name.
4187When operating on multiple or marked files, you specify a directory
4188and new hard links are made in that directory
4189with the same names that the files currently have. The default
4190suggested for the target directory depends on the value of
4191`dired-dwim-target', which see.
4192
4193\(fn &optional ARG)" t nil)
4194
4195(autoload 'dired-do-rename "dired-aux" "\
4196Rename current file or all marked (or next ARG) files.
4197When renaming just the current file, you specify the new name.
4198When renaming multiple or marked files, you specify a directory.
4199This command also renames any buffers that are visiting the files.
4200The default suggested for the target directory depends on the value
4201of `dired-dwim-target', which see.
4202
4203\(fn &optional ARG)" t nil)
4204
4205(autoload 'dired-do-rename-regexp "dired-aux" "\
4206Rename selected files whose names match REGEXP to NEWNAME.
4207
4208With non-zero prefix argument ARG, the command operates on the next ARG
4209files. Otherwise, it operates on all the marked files, or the current
4210file if none are marked.
4211
4212As each match is found, the user must type a character saying
4213 what to do with it. For directions, type \\[help-command] at that time.
4214NEWNAME may contain \\=\\<n> or \\& as in `query-replace-regexp'.
4215REGEXP defaults to the last regexp used.
4216
4217With a zero prefix arg, renaming by regexp affects the absolute file name.
4218Normally, only the non-directory part of the file name is used and changed.
4219
4220\(fn REGEXP NEWNAME &optional ARG WHOLE-NAME)" t nil)
4221
4222(autoload 'dired-do-copy-regexp "dired-aux" "\
4223Copy selected files whose names match REGEXP to NEWNAME.
4224See function `dired-do-rename-regexp' for more info.
4225
4226\(fn REGEXP NEWNAME &optional ARG WHOLE-NAME)" t nil)
4227
4228(autoload 'dired-do-hardlink-regexp "dired-aux" "\
4229Hardlink selected files whose names match REGEXP to NEWNAME.
4230See function `dired-do-rename-regexp' for more info.
4231
4232\(fn REGEXP NEWNAME &optional ARG WHOLE-NAME)" t nil)
4233
4234(autoload 'dired-do-symlink-regexp "dired-aux" "\
4235Symlink selected files whose names match REGEXP to NEWNAME.
4236See function `dired-do-rename-regexp' for more info.
4237
4238\(fn REGEXP NEWNAME &optional ARG WHOLE-NAME)" t nil)
4239
4240(autoload 'dired-upcase "dired-aux" "\
4241Rename all marked (or next ARG) files to upper case.
4242
4243\(fn &optional ARG)" t nil)
4244
4245(autoload 'dired-downcase "dired-aux" "\
4246Rename all marked (or next ARG) files to lower case.
4247
4248\(fn &optional ARG)" t nil)
4249
4250(autoload 'dired-maybe-insert-subdir "dired-aux" "\
4251Insert this subdirectory into the same dired buffer.
4252If it is already present, just move to it (type \\[dired-do-redisplay] to refresh),
4253 else inserts it at its natural place (as `ls -lR' would have done).
4254With a prefix arg, you may edit the ls switches used for this listing.
4255 You can add `R' to the switches to expand the whole tree starting at
4256 this subdirectory.
4257This function takes some pains to conform to `ls -lR' output.
4258
4259Dired remembers switches specified with a prefix arg, so that reverting
4260the buffer will not reset them. However, using `dired-undo' to re-insert
4261or delete subdirectories can bypass this machinery. Hence, you sometimes
4262may have to reset some subdirectory switches after a `dired-undo'.
4263You can reset all subdirectory switches to the default using
4264\\<dired-mode-map>\\[dired-reset-subdir-switches].
4265See Info node `(emacs)Subdir switches' for more details.
4266
4267\(fn DIRNAME &optional SWITCHES NO-ERROR-IF-NOT-DIR-P)" t nil)
4268
4269(autoload 'dired-insert-subdir "dired-aux" "\
c5695d1d
CY
4270Insert this subdirectory into the same Dired buffer.
4271If it is already present, overwrite the previous entry;
4272 otherwise, insert it at its natural place (as `ls -lR' would
4273 have done).
7d72f6f1
GM
4274With a prefix arg, you may edit the `ls' switches used for this listing.
4275 You can add `R' to the switches to expand the whole tree starting at
4276 this subdirectory.
4277This function takes some pains to conform to `ls -lR' output.
4278
4279\(fn DIRNAME &optional SWITCHES NO-ERROR-IF-NOT-DIR-P)" t nil)
4280
4281(autoload 'dired-prev-subdir "dired-aux" "\
4282Go to previous subdirectory, regardless of level.
4283When called interactively and not on a subdir line, go to this subdir's line.
4284
4285\(fn ARG &optional NO-ERROR-IF-NOT-FOUND NO-SKIP)" t nil)
4286
4287(autoload 'dired-goto-subdir "dired-aux" "\
4288Go to end of header line of DIR in this dired buffer.
4289Return value of point on success, otherwise return nil.
4290The next char is either \\n, or \\r if DIR is hidden.
4291
4292\(fn DIR)" t nil)
4293
4294(autoload 'dired-mark-subdir-files "dired-aux" "\
4295Mark all files except `.' and `..' in current subdirectory.
4296If the Dired buffer shows multiple directories, this command
4297marks the files listed in the subdirectory that point is in.
4298
4299\(fn)" t nil)
4300
4301(autoload 'dired-kill-subdir "dired-aux" "\
4302Remove all lines of current subdirectory.
4303Lower levels are unaffected.
4304
4305\(fn &optional REMEMBER-MARKS)" t nil)
4306
4307(autoload 'dired-tree-up "dired-aux" "\
4308Go up ARG levels in the dired tree.
4309
4310\(fn ARG)" t nil)
4311
4312(autoload 'dired-tree-down "dired-aux" "\
4313Go down in the dired tree.
4314
4315\(fn)" t nil)
4316
4317(autoload 'dired-hide-subdir "dired-aux" "\
4318Hide or unhide the current subdirectory and move to next directory.
4319Optional prefix arg is a repeat factor.
4320Use \\[dired-hide-all] to (un)hide all directories.
4321
4322\(fn ARG)" t nil)
4323
4324(autoload 'dired-hide-all "dired-aux" "\
4325Hide all subdirectories, leaving only their header lines.
4326If there is already something hidden, make everything visible again.
4327Use \\[dired-hide-subdir] to (un)hide a particular subdirectory.
4328
8ae41cbc 4329\(fn &optional IGNORED)" t nil)
7d72f6f1
GM
4330
4331(autoload 'dired-isearch-filenames-setup "dired-aux" "\
4332Set up isearch to search in Dired file names.
4333Intended to be added to `isearch-mode-hook'.
4334
4335\(fn)" nil nil)
4336
4337(autoload 'dired-isearch-filenames "dired-aux" "\
4338Search for a string using Isearch only in file names in the Dired buffer.
4339
4340\(fn)" t nil)
4341
4342(autoload 'dired-isearch-filenames-regexp "dired-aux" "\
4343Search for a regexp using Isearch only in file names in the Dired buffer.
4344
4345\(fn)" t nil)
4346
4347(autoload 'dired-do-isearch "dired-aux" "\
4348Search for a string through all marked files using Isearch.
4349
4350\(fn)" t nil)
4351
4352(autoload 'dired-do-isearch-regexp "dired-aux" "\
4353Search for a regexp through all marked files using Isearch.
4354
4355\(fn)" t nil)
4356
4357(autoload 'dired-do-search "dired-aux" "\
4358Search through all marked files for a match for REGEXP.
4359Stops when a match is found.
4360To continue searching for next match, use command \\[tags-loop-continue].
4361
4362\(fn REGEXP)" t nil)
4363
4364(autoload 'dired-do-query-replace-regexp "dired-aux" "\
4365Do `query-replace-regexp' of FROM with TO, on all marked files.
4366Third arg DELIMITED (prefix arg) means replace only word-delimited matches.
4367If you exit (\\[keyboard-quit], RET or q), you can resume the query replace
4368with the command \\[tags-loop-continue].
4369
4370\(fn FROM TO &optional DELIMITED)" t nil)
4371
4372(autoload 'dired-show-file-type "dired-aux" "\
4373Print the type of FILE, according to the `file' command.
a9e2a8db
GM
4374If you give a prefix to this command, and FILE is a symbolic
4375link, then the type of the file linked to by FILE is printed
4376instead.
7d72f6f1
GM
4377
4378\(fn FILE &optional DEREF-SYMLINKS)" t nil)
4379
4380;;;***
4381\f
1f0d4409 4382;;;### (autoloads nil "dired-x" "dired-x.el" "291bc6e869bf72c900604c45d40f45ed")
7d72f6f1
GM
4383;;; Generated autoloads from dired-x.el
4384
4385(autoload 'dired-jump "dired-x" "\
cedf5c9d
JB
4386Jump to Dired buffer corresponding to current buffer.
4387If in a file, Dired the current directory and move to file's line.
7d72f6f1 4388If in Dired already, pop up a level and goto old directory's line.
cedf5c9d 4389In case the proper Dired file line cannot be found, refresh the dired
7d72f6f1 4390buffer and try again.
cedf5c9d 4391When OTHER-WINDOW is non-nil, jump to Dired buffer in other window.
f5d6548a
JL
4392Interactively with prefix argument, read FILE-NAME and
4393move to its line in dired.
7d72f6f1 4394
f5d6548a 4395\(fn &optional OTHER-WINDOW FILE-NAME)" t nil)
7d72f6f1 4396
42eabe38
AS
4397(autoload 'dired-jump-other-window "dired-x" "\
4398Like \\[dired-jump] (`dired-jump') but in other window.
4399
4400\(fn &optional FILE-NAME)" t nil)
4401
7d72f6f1
GM
4402(autoload 'dired-do-relsymlink "dired-x" "\
4403Relative symlink all marked (or next ARG) files into a directory.
4404Otherwise make a relative symbolic link to the current file.
4405This creates relative symbolic links like
4406
4407 foo -> ../bar/foo
4408
4409not absolute ones like
4410
4411 foo -> /ugly/file/name/that/may/change/any/day/bar/foo
4412
4413For absolute symlinks, use \\[dired-do-symlink].
4414
4415\(fn &optional ARG)" t nil)
4416
4417;;;***
4418\f
4419;;; End of automatically extracted autoloads.
4420
52041219
RS
4421(provide 'dired)
4422
57e15005
BF
4423(run-hooks 'dired-load-hook) ; for your customizations
4424
52041219 4425;;; dired.el ends here