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3b1e4dd1 | 1 | ;;; find-dired.el --- run a `find' command and dired the output |
c0274f38 | 2 | |
a0f81711 | 3 | ;;; Copyright (C) 1992 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> | |
7 | ;; Maintainer: Sebastian Kremer <sk@thp.uni-koeln.de> | |
fd7fa35a | 8 | ;; Keywords: unix |
c23ae044 | 9 | |
31e1d920 ER |
10 | (defconst find-dired-version (substring "$Revision: 1.11 $" 11 -2) |
11 | "$Id: find-dired.el,v 1.11 1993/03/17 15:24:18 eric Exp eric $") | |
c23ae044 | 12 | |
90e3797f RM |
13 | ;;; This program is free software; you can redistribute it and/or modify |
14 | ;;; it under the terms of the GNU General Public License as published by | |
a0f81711 | 15 | ;;; the Free Software Foundation; either version 1, or (at your option) |
90e3797f RM |
16 | ;;; any later version. |
17 | ;;; | |
18 | ;;; This program is distributed in the hope that it will be useful, | |
19 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
21 | ;;; GNU General Public License for more details. | |
22 | ;;; | |
23 | ;;; A copy of the GNU General Public License can be obtained from this | |
24 | ;;; program's author (send electronic mail to roland@ai.mit.edu) or from | |
25 | ;;; the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA | |
26 | ;;; 02139, USA. | |
a0f81711 | 27 | ;;; |
e5167999 ER |
28 | |
29 | ;;; Commentary: | |
90e3797f | 30 | |
a0f81711 RM |
31 | ;; LISPDIR ENTRY for the Elisp Archive =============================== |
32 | ;; LCD Archive Entry: | |
33 | ;; find-dired|Roland McGrath, Sebastian Kremer | |
34 | ;; |roland@gnu.ai.mit.edu, sk@thp.uni-koeln.de | |
35 | ;; |Run a `find' command and dired the output | |
31e1d920 | 36 | ;; |$Date: 1993/03/17 15:24:18 $|$Revision: 1.11 $| |
a0f81711 | 37 | |
aa228418 | 38 | ;; INSTALLATION ====================================================== |
90e3797f | 39 | |
aa228418 JB |
40 | ;; To use this file, byte-compile it, install it somewhere in your |
41 | ;; load-path, and put: | |
42 | ||
43 | ;; (autoload 'find-dired "find-dired" nil t) | |
44 | ;; (autoload 'find-name-dired "find-dired" nil t) | |
45 | ;; (autoload 'find-grep-dired "find-dired" nil t) | |
46 | ||
47 | ;; in your ~/.emacs, or site-init.el, etc. | |
48 | ||
49 | ;; To bind it to a key, put, e.g.: | |
50 | ;; | |
51 | ;; (global-set-key "\C-cf" 'find-dired) | |
52 | ;; (global-set-key "\C-cn" 'find-name-dired) | |
53 | ;; (global-set-key "\C-cl" 'find-grep-dired) | |
54 | ;; | |
55 | ;; in your ~/.emacs. | |
56 | ||
e5167999 ER |
57 | ;;; Code: |
58 | ||
aa228418 | 59 | (require 'dired) |
a0f81711 | 60 | |
aa228418 | 61 | ;;;###autoload |
90e3797f RM |
62 | (defvar find-ls-option (if (eq system-type 'berkeley-unix) "-ls" |
63 | "-exec ls -ldi {} \\;") | |
aa228418 JB |
64 | "*Option to `find' to produce an `ls -l'-type listing.") |
65 | ||
66 | ;;;###autoload | |
67 | (defvar find-grep-options (if (eq system-type 'berkeley-unix) "-s" "-l") | |
68 | "*Option to grep to be as silent as possible. | |
69 | On Berkeley systems, this is `-s', for others it seems impossible to | |
70 | suppress all output, so `-l' is used to print nothing more than the | |
71 | file name.") | |
72 | ||
73 | (defvar find-args nil | |
74 | "Last arguments given to `find' by \\[find-dired].") | |
90e3797f RM |
75 | |
76 | ;;;###autoload | |
77 | (defun find-dired (dir args) | |
78 | "Run `find' and go into dired-mode on a buffer of the output. | |
aa228418 JB |
79 | The command run (after changing into DIR) is |
80 | ||
81 | find . \\( ARGS \\) -ls" | |
90e3797f | 82 | (interactive (list (read-file-name "Run find in directory: " nil "" t) |
c23ae044 RM |
83 | (if (featurep 'gmhist) |
84 | (read-with-history-in 'find-args-history | |
85 | "Run find (with args): ") | |
86 | (read-string "Run find (with args): " find-args)))) | |
aa228418 JB |
87 | ;; Expand DIR ("" means default-directory), and make sure it has a |
88 | ;; trailing slash. | |
90e3797f RM |
89 | (setq dir (file-name-as-directory (expand-file-name dir))) |
90 | ;; Check that it's really a directory. | |
91 | (or (file-directory-p dir) | |
aa228418 | 92 | (error "find-dired needs a directory: %s" dir)) |
90e3797f RM |
93 | (switch-to-buffer (get-buffer-create "*Find*")) |
94 | (widen) | |
95 | (kill-all-local-variables) | |
96 | (setq buffer-read-only nil) | |
97 | (erase-buffer) | |
98 | (setq default-directory dir | |
a0f81711 RM |
99 | find-args args ; save for next interactive call |
100 | args (concat "find . " | |
101 | (if (string= args "") | |
102 | "" | |
103 | (concat "\\( " args " \\) ")) | |
104 | find-ls-option)) | |
105 | ;; The next statement will bomb in classic dired (no optional arg allowed) | |
106 | ;; find(1)'s -ls corresponds to these switches. | |
107 | ;; Note -b, at least GNU find quotes spaces etc. in filenames | |
108 | (dired-mode dir "-gilsb") | |
109 | ;; Set subdir-alist so that Tree Dired will work: | |
110 | (if (fboundp 'dired-simple-subdir-alist) | |
111 | ;; will work even with nested dired format (dired-nstd.el,v 1.15 | |
112 | ;; and later) | |
113 | (dired-simple-subdir-alist) | |
114 | ;; else we have an ancient tree dired (or classic dired, where | |
115 | ;; this does no harm) | |
116 | (set (make-local-variable 'dired-subdir-alist) | |
117 | (list (cons default-directory (point-min-marker))))) | |
aa228418 JB |
118 | (setq buffer-read-only nil) |
119 | ;; Subdir headlerline must come first because the first marker in | |
120 | ;; subdir-alist points there. | |
121 | (insert " " dir ":\n") | |
122 | ;; Make second line a ``find'' line in analogy to the ``total'' or | |
123 | ;; ``wildcard'' line. | |
124 | (insert " " args "\n") | |
125 | ;; Start the find process | |
90e3797f RM |
126 | (set-process-filter (start-process-shell-command "find" |
127 | (current-buffer) args) | |
aa228418 | 128 | (function find-dired-filter)) |
90e3797f | 129 | (set-process-sentinel (get-buffer-process (current-buffer)) |
aa228418 | 130 | (function find-dired-sentinel)) |
90e3797f RM |
131 | (setq mode-line-process '(": %s"))) |
132 | ||
133 | ;;;###autoload | |
134 | (defun find-name-dired (dir pattern) | |
135 | "Search DIR recursively for files matching the globbing pattern PATTERN, | |
aa228418 JB |
136 | and run dired on those files. |
137 | PATTERN is a shell wildcard (not an Emacs regexp) and need not be quoted. | |
138 | The command run (after changing into DIR) is | |
139 | ||
140 | find . -name 'PATTERN' -ls" | |
141 | (interactive | |
142 | "DFind-name (directory): \nsFind-name (filename wildcard): ") | |
90e3797f RM |
143 | (find-dired dir (concat "-name '" pattern "'"))) |
144 | ||
aa228418 JB |
145 | ;; This functionality suggested by |
146 | ;; From: oblanc@watcgl.waterloo.edu (Olivier Blanc) | |
147 | ;; Subject: find-dired, lookfor-dired | |
148 | ;; Date: 10 May 91 17:50:00 GMT | |
149 | ;; Organization: University of Waterloo | |
150 | ||
31e1d920 | 151 | (defalias 'lookfor-dired 'find-grep-dired) |
aa228418 JB |
152 | ;;;###autoload |
153 | (defun find-grep-dired (dir args) | |
154 | "Find files in DIR containing a regexp ARG and start Dired on output. | |
155 | The command run (after changing into DIR) is | |
156 | ||
157 | find . -exec grep -s ARG {} \\\; -ls | |
158 | ||
159 | Thus ARG can also contain additional grep options." | |
160 | (interactive "DFind-grep (directory): \nsFind-grep (grep args): ") | |
161 | ;; find -exec doesn't allow shell i/o redirections in the command, | |
162 | ;; or we could use `grep -l >/dev/null' | |
163 | (find-dired dir | |
a0f81711 RM |
164 | (concat "! -type d -exec grep " find-grep-options " " |
165 | args " {} \\\; "))) | |
aa228418 | 166 | |
90e3797f RM |
167 | (defun find-dired-filter (proc string) |
168 | ;; Filter for \\[find-dired] processes. | |
c23ae044 RM |
169 | (let ((buf (process-buffer proc))) |
170 | (if (buffer-name buf) ; not killed? | |
171 | (save-excursion | |
172 | (set-buffer buf) | |
173 | (save-restriction | |
174 | (widen) | |
175 | (save-excursion | |
176 | (let ((buffer-read-only nil) | |
177 | (end (point-max))) | |
178 | (goto-char end) | |
179 | (insert string) | |
180 | (goto-char end) | |
181 | (or (looking-at "^") | |
182 | (forward-line 1)) | |
183 | (while (looking-at "^") | |
184 | (insert " ") | |
aa228418 JB |
185 | (forward-line 1)) |
186 | ;; Convert ` ./FILE' to ` FILE' | |
187 | ;; This would lose if the current chunk of output | |
188 | ;; starts or ends within the ` ./', so backup up a bit: | |
189 | (goto-char (- end 3)) ; no error if < 0 | |
190 | (while (search-forward " ./" nil t) | |
191 | (delete-region (point) (- (point) 2))))))) | |
c23ae044 RM |
192 | ;; The buffer has been killed. |
193 | (delete-process proc)))) | |
90e3797f RM |
194 | |
195 | (defun find-dired-sentinel (proc state) | |
196 | ;; Sentinel for \\[find-dired] processes. | |
c23ae044 RM |
197 | (let ((buf (process-buffer proc))) |
198 | (if (buffer-name buf) | |
199 | (save-excursion | |
200 | (set-buffer buf) | |
201 | (setq mode-line-process nil) | |
202 | (message "find-dired %s finished." (current-buffer)))))) | |
203 | ||
a0f81711 RM |
204 | (or (fboundp 'start-process-shell-command) |
205 | ;; From version 19 subr.el. | |
206 | (defun start-process-shell-command (name buffer &rest args) | |
207 | "Start a program in a subprocess. Return the process object for it. | |
208 | Args are NAME BUFFER COMMAND &rest COMMAND-ARGS. | |
209 | NAME is name for process. It is modified if necessary to make it unique. | |
210 | BUFFER is the buffer or (buffer-name) to associate with the process. | |
211 | Process output goes at end of that buffer, unless you specify | |
212 | an output stream or filter function to handle the output. | |
213 | BUFFER may be also nil, meaning that this process is not associated | |
214 | with any buffer | |
215 | Third arg is command name, the name of a shell command. | |
216 | Remaining arguments are the arguments for the command. | |
217 | Wildcards and redirection are handle as usual in the shell." | |
218 | (if (eq system-type 'vax-vms) | |
219 | (apply 'start-process name buffer args) | |
220 | (start-process name buffer shell-file-name "-c" | |
221 | (concat "exec " (mapconcat 'identity args " ")))))) | |
222 | \f | |
49116ac0 JB |
223 | (provide 'find-dired) |
224 | ||
c0274f38 | 225 | ;;; find-dired.el ends here |