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3b1e4dd1 | 1 | ;;; find-dired.el --- run a `find' command and dired the output |
c0274f38 | 2 | |
347cd536 | 3 | ;;; Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc. |
3a801d0c | 4 | |
a0f81711 RM |
5 | ;; Author: Roland McGrath <roland@gnu.ai.mit.edu>, |
6 | ;; Sebastian Kremer <sk@thp.uni-koeln.de> | |
fd7fa35a | 7 | ;; Keywords: unix |
c23ae044 | 8 | |
347cd536 RM |
9 | (defconst find-dired-version (substring "$Revision: 1.18 $" 11 -2) |
10 | "$Id: find-dired.el,v 1.18 1994/12/15 12:16:29 rms Exp roland $") | |
c23ae044 | 11 | |
90e3797f RM |
12 | ;;; This program is free software; you can redistribute it and/or modify |
13 | ;;; it under the terms of the GNU General Public License as published by | |
347cd536 | 14 | ;;; the Free Software Foundation; either version 2, or (at your option) |
90e3797f RM |
15 | ;;; any later version. |
16 | ;;; | |
17 | ;;; This program is distributed in the hope that it will be useful, | |
18 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;;; GNU General Public License for more details. | |
21 | ;;; | |
22 | ;;; A copy of the GNU General Public License can be obtained from this | |
23 | ;;; program's author (send electronic mail to roland@ai.mit.edu) or from | |
24 | ;;; the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA | |
25 | ;;; 02139, USA. | |
a0f81711 | 26 | ;;; |
e5167999 ER |
27 | |
28 | ;;; Commentary: | |
90e3797f | 29 | |
a0f81711 RM |
30 | ;; LISPDIR ENTRY for the Elisp Archive =============================== |
31 | ;; LCD Archive Entry: | |
32 | ;; find-dired|Roland McGrath, Sebastian Kremer | |
33 | ;; |roland@gnu.ai.mit.edu, sk@thp.uni-koeln.de | |
34 | ;; |Run a `find' command and dired the output | |
347cd536 | 35 | ;; |$Date: 1994/12/15 12:16:29 $|$Revision: 1.18 $| |
a0f81711 | 36 | |
aa228418 | 37 | ;; INSTALLATION ====================================================== |
90e3797f | 38 | |
aa228418 JB |
39 | ;; To use this file, byte-compile it, install it somewhere in your |
40 | ;; load-path, and put: | |
41 | ||
42 | ;; (autoload 'find-dired "find-dired" nil t) | |
43 | ;; (autoload 'find-name-dired "find-dired" nil t) | |
44 | ;; (autoload 'find-grep-dired "find-dired" nil t) | |
45 | ||
46 | ;; in your ~/.emacs, or site-init.el, etc. | |
47 | ||
48 | ;; To bind it to a key, put, e.g.: | |
49 | ;; | |
50 | ;; (global-set-key "\C-cf" 'find-dired) | |
51 | ;; (global-set-key "\C-cn" 'find-name-dired) | |
52 | ;; (global-set-key "\C-cl" 'find-grep-dired) | |
53 | ;; | |
54 | ;; in your ~/.emacs. | |
55 | ||
e5167999 ER |
56 | ;;; Code: |
57 | ||
aa228418 | 58 | (require 'dired) |
a0f81711 | 59 | |
347cd536 RM |
60 | ;; find(1)'s -ls corresponds to these switches. |
61 | ;; Note -b, at least GNU find quotes spaces etc. in filenames | |
aa228418 | 62 | ;;;###autoload |
347cd536 RM |
63 | (defvar find-ls-option (if (eq system-type 'berkeley-unix) '("-ls" . "-gilsb") |
64 | '("-exec ls -ld {} \\;" . "-ld")) | |
65 | "*Description of the option to `find' to produce an `ls -l'-type listing. | |
66 | This is a cons of two strings (FIND-OPTION . LS-SWITCHES). FIND-OPTION | |
67 | gives the option (or options) to `find' that produce the desired output. | |
68 | LS-SWITCHES is a list of `ls' switches to tell dired how to parse the output.") | |
aa228418 JB |
69 | |
70 | ;;;###autoload | |
efa2bb9c | 71 | (defvar find-grep-options (if (eq system-type 'berkeley-unix) "-s" "-q") |
aa228418 | 72 | "*Option to grep to be as silent as possible. |
efa2bb9c RS |
73 | On Berkeley systems, this is `-s'; on Posix, and with GNU grep, `-q' does it. |
74 | On other systems, the closest you can come is to use `-l'.") | |
aa228418 JB |
75 | |
76 | (defvar find-args nil | |
77 | "Last arguments given to `find' by \\[find-dired].") | |
90e3797f | 78 | |
347cd536 RM |
79 | ;; History of find-args values entered in the minibuffer. |
80 | (defvar find-args-history nil) | |
81 | ||
90e3797f RM |
82 | ;;;###autoload |
83 | (defun find-dired (dir args) | |
84 | "Run `find' and go into dired-mode on a buffer of the output. | |
aa228418 JB |
85 | The command run (after changing into DIR) is |
86 | ||
87 | find . \\( ARGS \\) -ls" | |
90e3797f | 88 | (interactive (list (read-file-name "Run find in directory: " nil "" t) |
347cd536 RM |
89 | (read-string "Run find (with args): " find-args |
90 | '(find-args-history . 1)))) | |
aa228418 JB |
91 | ;; Expand DIR ("" means default-directory), and make sure it has a |
92 | ;; trailing slash. | |
90e3797f RM |
93 | (setq dir (file-name-as-directory (expand-file-name dir))) |
94 | ;; Check that it's really a directory. | |
95 | (or (file-directory-p dir) | |
aa228418 | 96 | (error "find-dired needs a directory: %s" dir)) |
90e3797f RM |
97 | (switch-to-buffer (get-buffer-create "*Find*")) |
98 | (widen) | |
99 | (kill-all-local-variables) | |
100 | (setq buffer-read-only nil) | |
101 | (erase-buffer) | |
102 | (setq default-directory dir | |
a0f81711 RM |
103 | find-args args ; save for next interactive call |
104 | args (concat "find . " | |
105 | (if (string= args "") | |
106 | "" | |
107 | (concat "\\( " args " \\) ")) | |
347cd536 | 108 | (car find-ls-option))) |
a0f81711 | 109 | ;; The next statement will bomb in classic dired (no optional arg allowed) |
347cd536 | 110 | (dired-mode dir (cdr find-ls-option)) |
a0f81711 | 111 | ;; Set subdir-alist so that Tree Dired will work: |
347cd536 | 112 | (dired-simple-subdir-alist) |
aa228418 JB |
113 | (setq buffer-read-only nil) |
114 | ;; Subdir headlerline must come first because the first marker in | |
115 | ;; subdir-alist points there. | |
116 | (insert " " dir ":\n") | |
117 | ;; Make second line a ``find'' line in analogy to the ``total'' or | |
118 | ;; ``wildcard'' line. | |
119 | (insert " " args "\n") | |
347cd536 RM |
120 | ;; Start the find process. |
121 | (let ((proc (start-process-shell-command "find" (current-buffer) args))) | |
122 | (set-process-filter proc (function find-dired-filter)) | |
123 | (set-process-sentinel proc (function find-dired-sentinel)) | |
124 | ;; Initialize the process marker; it is used by the filter. | |
125 | (move-marker (process-mark proc) 1 (current-buffer))) | |
6657eedf | 126 | (setq mode-line-process '(":%s"))) |
90e3797f RM |
127 | |
128 | ;;;###autoload | |
129 | (defun find-name-dired (dir pattern) | |
130 | "Search DIR recursively for files matching the globbing pattern PATTERN, | |
aa228418 JB |
131 | and run dired on those files. |
132 | PATTERN is a shell wildcard (not an Emacs regexp) and need not be quoted. | |
133 | The command run (after changing into DIR) is | |
134 | ||
135 | find . -name 'PATTERN' -ls" | |
136 | (interactive | |
137 | "DFind-name (directory): \nsFind-name (filename wildcard): ") | |
90e3797f RM |
138 | (find-dired dir (concat "-name '" pattern "'"))) |
139 | ||
aa228418 JB |
140 | ;; This functionality suggested by |
141 | ;; From: oblanc@watcgl.waterloo.edu (Olivier Blanc) | |
142 | ;; Subject: find-dired, lookfor-dired | |
143 | ;; Date: 10 May 91 17:50:00 GMT | |
144 | ;; Organization: University of Waterloo | |
145 | ||
31e1d920 | 146 | (defalias 'lookfor-dired 'find-grep-dired) |
aa228418 JB |
147 | ;;;###autoload |
148 | (defun find-grep-dired (dir args) | |
149 | "Find files in DIR containing a regexp ARG and start Dired on output. | |
150 | The command run (after changing into DIR) is | |
151 | ||
152 | find . -exec grep -s ARG {} \\\; -ls | |
153 | ||
154 | Thus ARG can also contain additional grep options." | |
efa2bb9c | 155 | (interactive "DFind-grep (directory): \nsFind-grep (grep regexp): ") |
aa228418 JB |
156 | ;; find -exec doesn't allow shell i/o redirections in the command, |
157 | ;; or we could use `grep -l >/dev/null' | |
158 | (find-dired dir | |
a0f81711 RM |
159 | (concat "! -type d -exec grep " find-grep-options " " |
160 | args " {} \\\; "))) | |
aa228418 | 161 | |
90e3797f RM |
162 | (defun find-dired-filter (proc string) |
163 | ;; Filter for \\[find-dired] processes. | |
c23ae044 RM |
164 | (let ((buf (process-buffer proc))) |
165 | (if (buffer-name buf) ; not killed? | |
166 | (save-excursion | |
167 | (set-buffer buf) | |
168 | (save-restriction | |
169 | (widen) | |
170 | (save-excursion | |
171 | (let ((buffer-read-only nil) | |
172 | (end (point-max))) | |
173 | (goto-char end) | |
174 | (insert string) | |
175 | (goto-char end) | |
176 | (or (looking-at "^") | |
177 | (forward-line 1)) | |
178 | (while (looking-at "^") | |
179 | (insert " ") | |
aa228418 JB |
180 | (forward-line 1)) |
181 | ;; Convert ` ./FILE' to ` FILE' | |
182 | ;; This would lose if the current chunk of output | |
347cd536 | 183 | ;; starts or ends within the ` ./', so back up a bit: |
aa228418 JB |
184 | (goto-char (- end 3)) ; no error if < 0 |
185 | (while (search-forward " ./" nil t) | |
347cd536 RM |
186 | (delete-region (point) (- (point) 2))) |
187 | ;; Find all the complete lines in the unprocessed | |
188 | ;; output and process it to add text properties. | |
189 | (goto-char end) | |
190 | (if (search-backward "\n" (process-mark proc) t) | |
191 | (progn | |
192 | (dired-insert-set-properties (process-mark proc) | |
193 | (1+ (point))) | |
194 | (move-marker (process-mark proc) (1+ (point))))) | |
195 | )))) | |
c23ae044 RM |
196 | ;; The buffer has been killed. |
197 | (delete-process proc)))) | |
90e3797f RM |
198 | |
199 | (defun find-dired-sentinel (proc state) | |
200 | ;; Sentinel for \\[find-dired] processes. | |
c23ae044 RM |
201 | (let ((buf (process-buffer proc))) |
202 | (if (buffer-name buf) | |
203 | (save-excursion | |
204 | (set-buffer buf) | |
619c556e RM |
205 | (let ((buffer-read-only nil)) |
206 | (save-excursion | |
207 | (goto-char (point-max)) | |
208 | (insert "\nfind " state) | |
209 | (forward-char -1) ;Back up before \n at end of STATE. | |
210 | (insert " at " (substring (current-time-string) 0 19)) | |
211 | (forward-char 1) | |
212 | (setq mode-line-process | |
6657eedf | 213 | (concat ":" |
619c556e RM |
214 | (symbol-name (process-status proc)))) |
215 | ;; Since the buffer and mode line will show that the | |
216 | ;; process is dead, we can delete it now. Otherwise it | |
217 | ;; will stay around until M-x list-processes. | |
218 | (delete-process proc) | |
219 | ;; Force mode line redisplay soon. | |
220 | (set-buffer-modified-p (buffer-modified-p)))) | |
c23ae044 | 221 | (message "find-dired %s finished." (current-buffer)))))) |
a0f81711 | 222 | \f |
49116ac0 JB |
223 | (provide 'find-dired) |
224 | ||
c0274f38 | 225 | ;;; find-dired.el ends here |