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3b1e4dd1 | 1 | ;;; find-dired.el --- run a `find' command and dired the output |
c0274f38 | 2 | |
e91081eb | 3 | ;; Copyright (C) 1992, 1994, 1995, 2000, 2001, 2002, 2003, 2004, |
409cc4a3 | 4 | ;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc. |
3a801d0c | 5 | |
5762abec | 6 | ;; Author: Roland McGrath <roland@gnu.org>, |
a0f81711 | 7 | ;; Sebastian Kremer <sk@thp.uni-koeln.de> |
5027054f | 8 | ;; Maintainer: FSF |
fd7fa35a | 9 | ;; Keywords: unix |
c23ae044 | 10 | |
b578f267 EN |
11 | ;; This file is part of GNU Emacs. |
12 | ||
eb3fa2cf | 13 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
b578f267 | 14 | ;; it under the terms of the GNU General Public License as published by |
eb3fa2cf GM |
15 | ;; the Free Software Foundation, either version 3 of the License, or |
16 | ;; (at your option) any later version. | |
b578f267 EN |
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/>. |
e5167999 | 25 | |
55535639 PJ |
26 | ;;; Commentary: |
27 | ||
e5167999 ER |
28 | ;;; Code: |
29 | ||
aa228418 | 30 | (require 'dired) |
a0f81711 | 31 | |
33933d45 AS |
32 | (defgroup find-dired nil |
33 | "Run a `find' command and dired the output." | |
34 | :group 'dired | |
35 | :prefix "find-") | |
36 | ||
c0d79871 | 37 | ;; find's -ls corresponds to these switches. |
347cd536 | 38 | ;; Note -b, at least GNU find quotes spaces etc. in filenames |
aa228418 | 39 | ;;;###autoload |
33933d45 AS |
40 | (defcustom find-ls-option |
41 | (if (eq system-type 'berkeley-unix) '("-ls" . "-gilsb") | |
42 | '("-exec ls -ld {} \\;" . "-ld")) | |
347cd536 RM |
43 | "*Description of the option to `find' to produce an `ls -l'-type listing. |
44 | This is a cons of two strings (FIND-OPTION . LS-SWITCHES). FIND-OPTION | |
45 | gives the option (or options) to `find' that produce the desired output. | |
33933d45 AS |
46 | LS-SWITCHES is a list of `ls' switches to tell dired how to parse the output." |
47 | :type '(cons (string :tag "Find Option") | |
48 | (string :tag "Ls Switches")) | |
49 | :group 'find-dired) | |
aa228418 | 50 | |
a994ebb8 LT |
51 | ;;;###autoload |
52 | (defcustom find-ls-subdir-switches "-al" | |
53 | "`ls' switches for inserting subdirectories in `*Find*' buffers. | |
54 | This should contain the \"-l\" switch. | |
55 | Use the \"-F\" or \"-b\" switches if and only if you also use | |
56 | them for `find-ls-option'." | |
57 | :type 'string | |
58 | :group 'find-dired | |
bf247b6e | 59 | :version "22.1") |
a994ebb8 | 60 | |
aa228418 | 61 | ;;;###autoload |
33933d45 | 62 | (defcustom find-grep-options |
9f18e619 RS |
63 | (if (or (eq system-type 'berkeley-unix) |
64 | (string-match "solaris2" system-configuration) | |
65 | (string-match "irix" system-configuration)) | |
66 | "-s" "-q") | |
aa228418 | 67 | "*Option to grep to be as silent as possible. |
efa2bb9c | 68 | On Berkeley systems, this is `-s'; on Posix, and with GNU grep, `-q' does it. |
33933d45 AS |
69 | On other systems, the closest you can come is to use `-l'." |
70 | :type 'string | |
71 | :group 'find-dired) | |
aa228418 | 72 | |
d1dbc07c JR |
73 | ;;;###autoload |
74 | (defcustom find-name-arg | |
75 | (if read-file-name-completion-ignore-case | |
76 | "-iname" | |
77 | "-name") | |
78 | "*Argument used to specify file name pattern. | |
79 | If `read-file-name-completion-ignore-case' is non-nil, -iname is used so that | |
80 | find also ignores case. Otherwise, -name is used." | |
81 | :type 'string | |
82 | :group 'find-dired | |
83 | :version "22.2") | |
84 | ||
aa228418 JB |
85 | (defvar find-args nil |
86 | "Last arguments given to `find' by \\[find-dired].") | |
90e3797f | 87 | |
347cd536 RM |
88 | ;; History of find-args values entered in the minibuffer. |
89 | (defvar find-args-history nil) | |
90 | ||
304d3e5d RS |
91 | (defvar dired-sort-inhibit) |
92 | ||
90e3797f RM |
93 | ;;;###autoload |
94 | (defun find-dired (dir args) | |
0322a154 | 95 | "Run `find' and go into Dired mode on a buffer of the output. |
aa228418 JB |
96 | The command run (after changing into DIR) is |
97 | ||
db0fb4dd RS |
98 | find . \\( ARGS \\) -ls |
99 | ||
100 | except that the variable `find-ls-option' specifies what to use | |
101 | as the final argument." | |
90e3797f | 102 | (interactive (list (read-file-name "Run find in directory: " nil "" t) |
347cd536 RM |
103 | (read-string "Run find (with args): " find-args |
104 | '(find-args-history . 1)))) | |
0322a154 RS |
105 | (let ((dired-buffers dired-buffers)) |
106 | ;; Expand DIR ("" means default-directory), and make sure it has a | |
107 | ;; trailing slash. | |
a994ebb8 | 108 | (setq dir (file-name-as-directory (expand-file-name dir))) |
0322a154 RS |
109 | ;; Check that it's really a directory. |
110 | (or (file-directory-p dir) | |
111 | (error "find-dired needs a directory: %s" dir)) | |
112 | (switch-to-buffer (get-buffer-create "*Find*")) | |
8ad5033b GM |
113 | |
114 | ;; See if there's still a `find' running, and offer to kill | |
115 | ;; it first, if it is. | |
116 | (let ((find (get-buffer-process (current-buffer)))) | |
117 | (when find | |
118 | (if (or (not (eq (process-status find) 'run)) | |
119 | (yes-or-no-p "A `find' process is running; kill it? ")) | |
120 | (condition-case nil | |
121 | (progn | |
122 | (interrupt-process find) | |
123 | (sit-for 1) | |
124 | (delete-process find)) | |
125 | (error nil)) | |
126 | (error "Cannot have two processes in `%s' at once" (buffer-name))))) | |
71296446 | 127 | |
0322a154 RS |
128 | (widen) |
129 | (kill-all-local-variables) | |
130 | (setq buffer-read-only nil) | |
131 | (erase-buffer) | |
132 | (setq default-directory dir | |
a994ebb8 | 133 | find-args args ; save for next interactive call |
d1dbc07c | 134 | args (concat find-program " . " |
0322a154 RS |
135 | (if (string= args "") |
136 | "" | |
2fda9976 KS |
137 | (concat |
138 | (shell-quote-argument "(") | |
139 | " " args " " | |
140 | (shell-quote-argument ")") | |
141 | " ")) | |
142 | (if (equal (car find-ls-option) "-exec ls -ld {} \\;") | |
143 | (concat "-exec ls -ld " | |
144 | (shell-quote-argument "{}") | |
145 | " " | |
146 | (shell-quote-argument ";")) | |
147 | (car find-ls-option)))) | |
1a9c959b MA |
148 | ;; Start the find process. |
149 | (shell-command (concat args "&") (current-buffer)) | |
0322a154 RS |
150 | ;; The next statement will bomb in classic dired (no optional arg allowed) |
151 | (dired-mode dir (cdr find-ls-option)) | |
1d0c2717 RS |
152 | (let ((map (make-sparse-keymap))) |
153 | (set-keymap-parent map (current-local-map)) | |
154 | (define-key map "\C-c\C-k" 'kill-find) | |
155 | (use-local-map map)) | |
304d3e5d RS |
156 | (make-local-variable 'dired-sort-inhibit) |
157 | (setq dired-sort-inhibit t) | |
2b29f15c MR |
158 | (set (make-local-variable 'revert-buffer-function) |
159 | `(lambda (ignore-auto noconfirm) | |
160 | (find-dired ,dir ,find-args))) | |
0322a154 RS |
161 | ;; Set subdir-alist so that Tree Dired will work: |
162 | (if (fboundp 'dired-simple-subdir-alist) | |
163 | ;; will work even with nested dired format (dired-nstd.el,v 1.15 | |
164 | ;; and later) | |
165 | (dired-simple-subdir-alist) | |
166 | ;; else we have an ancient tree dired (or classic dired, where | |
71296446 | 167 | ;; this does no harm) |
0322a154 RS |
168 | (set (make-local-variable 'dired-subdir-alist) |
169 | (list (cons default-directory (point-min-marker))))) | |
a994ebb8 | 170 | (set (make-local-variable 'dired-subdir-switches) find-ls-subdir-switches) |
0322a154 RS |
171 | (setq buffer-read-only nil) |
172 | ;; Subdir headlerline must come first because the first marker in | |
173 | ;; subdir-alist points there. | |
174 | (insert " " dir ":\n") | |
175 | ;; Make second line a ``find'' line in analogy to the ``total'' or | |
71296446 | 176 | ;; ``wildcard'' line. |
0322a154 | 177 | (insert " " args "\n") |
1d0c2717 | 178 | (setq buffer-read-only t) |
1a9c959b | 179 | (let ((proc (get-buffer-process (current-buffer)))) |
0322a154 RS |
180 | (set-process-filter proc (function find-dired-filter)) |
181 | (set-process-sentinel proc (function find-dired-sentinel)) | |
182 | ;; Initialize the process marker; it is used by the filter. | |
183 | (move-marker (process-mark proc) 1 (current-buffer))) | |
184 | (setq mode-line-process '(":%s")))) | |
90e3797f | 185 | |
1d0c2717 RS |
186 | (defun kill-find () |
187 | "Kill the `find' process running in the current buffer." | |
188 | (interactive) | |
189 | (let ((find (get-buffer-process (current-buffer)))) | |
190 | (and find (eq (process-status find) 'run) | |
191 | (eq (process-filter find) (function find-dired-filter)) | |
192 | (condition-case nil | |
193 | (delete-process find) | |
194 | (error nil))))) | |
195 | ||
90e3797f RM |
196 | ;;;###autoload |
197 | (defun find-name-dired (dir pattern) | |
198 | "Search DIR recursively for files matching the globbing pattern PATTERN, | |
aa228418 JB |
199 | and run dired on those files. |
200 | PATTERN is a shell wildcard (not an Emacs regexp) and need not be quoted. | |
201 | The command run (after changing into DIR) is | |
202 | ||
203 | find . -name 'PATTERN' -ls" | |
204 | (interactive | |
205 | "DFind-name (directory): \nsFind-name (filename wildcard): ") | |
d1dbc07c | 206 | (find-dired dir (concat find-name-arg " " (shell-quote-argument pattern)))) |
90e3797f | 207 | |
aa228418 JB |
208 | ;; This functionality suggested by |
209 | ;; From: oblanc@watcgl.waterloo.edu (Olivier Blanc) | |
210 | ;; Subject: find-dired, lookfor-dired | |
211 | ;; Date: 10 May 91 17:50:00 GMT | |
212 | ;; Organization: University of Waterloo | |
213 | ||
31e1d920 | 214 | (defalias 'lookfor-dired 'find-grep-dired) |
aa228418 | 215 | ;;;###autoload |
4367c5a2 RS |
216 | (defun find-grep-dired (dir regexp) |
217 | "Find files in DIR containing a regexp REGEXP and start Dired on output. | |
aa228418 JB |
218 | The command run (after changing into DIR) is |
219 | ||
4367c5a2 | 220 | find . -exec grep -s -e REGEXP {} \\\; -ls |
aa228418 JB |
221 | |
222 | Thus ARG can also contain additional grep options." | |
efa2bb9c | 223 | (interactive "DFind-grep (directory): \nsFind-grep (grep regexp): ") |
aa228418 JB |
224 | ;; find -exec doesn't allow shell i/o redirections in the command, |
225 | ;; or we could use `grep -l >/dev/null' | |
3443c832 RS |
226 | ;; We use -type f, not ! -type d, to avoid getting screwed |
227 | ;; by FIFOs and devices. I'm not sure what's best to do | |
228 | ;; about symlinks, so as far as I know this is not wrong. | |
aa228418 | 229 | (find-dired dir |
d1dbc07c | 230 | (concat "-type f -exec " grep-program " " find-grep-options " -e " |
4367c5a2 | 231 | (shell-quote-argument regexp) |
2fda9976 KS |
232 | " " |
233 | (shell-quote-argument "{}") | |
234 | " " | |
235 | (shell-quote-argument ";")))) | |
aa228418 | 236 | |
90e3797f RM |
237 | (defun find-dired-filter (proc string) |
238 | ;; Filter for \\[find-dired] processes. | |
1d0c2717 RS |
239 | (let ((buf (process-buffer proc)) |
240 | (inhibit-read-only t)) | |
4543e213 CY |
241 | (if (buffer-name buf) |
242 | (with-current-buffer buf | |
c23ae044 RM |
243 | (save-restriction |
244 | (widen) | |
4543e213 CY |
245 | (let ((buffer-read-only nil) |
246 | (beg (point-max)) | |
247 | (l-opt (and (consp find-ls-option) | |
248 | (string-match "l" (cdr find-ls-option)))) | |
249 | (ls-regexp (concat "^ +[^ \t\r\n]+\\( +[^ \t\r\n]+\\) +" | |
250 | "[^ \t\r\n]+ +[^ \t\r\n]+\\( +[0-9]+\\)"))) | |
251 | (goto-char beg) | |
252 | (insert string) | |
253 | (goto-char beg) | |
254 | (or (looking-at "^") | |
aa228418 | 255 | (forward-line 1)) |
4543e213 CY |
256 | (while (looking-at "^") |
257 | (insert " ") | |
258 | (forward-line 1)) | |
259 | ;; Convert ` ./FILE' to ` FILE' | |
260 | ;; This would lose if the current chunk of output | |
261 | ;; starts or ends within the ` ./', so back up a bit: | |
262 | (goto-char (- beg 3)) ; no error if < 0 | |
263 | (while (search-forward " ./" nil t) | |
264 | (delete-region (point) (- (point) 2))) | |
265 | ;; Pad the number of links and file size. This is a | |
266 | ;; quick and dirty way of getting the columns to line up | |
267 | ;; most of the time, but it's not foolproof. | |
268 | (when l-opt | |
269 | (goto-char beg) | |
270 | (goto-char (line-beginning-position)) | |
271 | (while (re-search-forward ls-regexp nil t) | |
272 | (replace-match (format "%4s" (match-string 1)) | |
273 | nil nil nil 1) | |
274 | (replace-match (format "%9s" (match-string 2)) | |
275 | nil nil nil 2) | |
276 | (forward-line 1))) | |
277 | ;; Find all the complete lines in the unprocessed | |
278 | ;; output and process it to add text properties. | |
279 | (goto-char (point-max)) | |
280 | (if (search-backward "\n" (process-mark proc) t) | |
281 | (progn | |
282 | (dired-insert-set-properties (process-mark proc) | |
283 | (1+ (point))) | |
284 | (move-marker (process-mark proc) (1+ (point)))))))) | |
c23ae044 RM |
285 | ;; The buffer has been killed. |
286 | (delete-process proc)))) | |
90e3797f RM |
287 | |
288 | (defun find-dired-sentinel (proc state) | |
289 | ;; Sentinel for \\[find-dired] processes. | |
1d0c2717 RS |
290 | (let ((buf (process-buffer proc)) |
291 | (inhibit-read-only t)) | |
c23ae044 RM |
292 | (if (buffer-name buf) |
293 | (save-excursion | |
294 | (set-buffer buf) | |
619c556e RM |
295 | (let ((buffer-read-only nil)) |
296 | (save-excursion | |
297 | (goto-char (point-max)) | |
0e842e15 | 298 | (insert "\n find " state) |
619c556e RM |
299 | (forward-char -1) ;Back up before \n at end of STATE. |
300 | (insert " at " (substring (current-time-string) 0 19)) | |
301 | (forward-char 1) | |
302 | (setq mode-line-process | |
6657eedf | 303 | (concat ":" |
619c556e RM |
304 | (symbol-name (process-status proc)))) |
305 | ;; Since the buffer and mode line will show that the | |
306 | ;; process is dead, we can delete it now. Otherwise it | |
307 | ;; will stay around until M-x list-processes. | |
308 | (delete-process proc) | |
74def44f | 309 | (force-mode-line-update))) |
c23ae044 | 310 | (message "find-dired %s finished." (current-buffer)))))) |
a994ebb8 | 311 | |
a0f81711 | 312 | \f |
49116ac0 JB |
313 | (provide 'find-dired) |
314 | ||
cbee283d | 315 | ;; arch-tag: 8edece95-af00-4221-bc74-a4bd2f75f9b0 |
c0274f38 | 316 | ;;; find-dired.el ends here |