1 ;;; find-dired.el --- run a `find' command and dired the output
3 ;; Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
5 ;; Author: Roland McGrath <roland@gnu.org>,
6 ;; Sebastian Kremer <sk@thp.uni-koeln.de>
10 ;; This file is part of GNU Emacs.
12 ;; GNU Emacs is free software; you can redistribute it and/or modify
13 ;; it under the terms of the GNU General Public License as published by
14 ;; the Free Software Foundation; either version 2, or (at your option)
17 ;; GNU Emacs is distributed in the hope that it will be useful,
18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 ;; GNU General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with GNU Emacs; see the file COPYING. If not, write to the
24 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
25 ;; Boston, MA 02111-1307, USA.
31 (defgroup find-dired nil
32 "Run a `find' command and dired the output."
36 ;; find's -ls corresponds to these switches.
37 ;; Note -b, at least GNU find quotes spaces etc. in filenames
39 (defcustom find-ls-option
40 (if (eq system-type
'berkeley-unix
) '("-ls" .
"-gilsb")
41 '("-exec ls -ld {} \\;" .
"-ld"))
42 "*Description of the option to `find' to produce an `ls -l'-type listing.
43 This is a cons of two strings (FIND-OPTION . LS-SWITCHES). FIND-OPTION
44 gives the option (or options) to `find' that produce the desired output.
45 LS-SWITCHES is a list of `ls' switches to tell dired how to parse the output."
46 :type
'(cons (string :tag
"Find Option")
47 (string :tag
"Ls Switches"))
51 (defcustom find-grep-options
52 (if (or (eq system-type
'berkeley-unix
)
53 (string-match "solaris2" system-configuration
)
54 (string-match "irix" system-configuration
))
56 "*Option to grep to be as silent as possible.
57 On Berkeley systems, this is `-s'; on Posix, and with GNU grep, `-q' does it.
58 On other systems, the closest you can come is to use `-l'."
63 "Last arguments given to `find' by \\[find-dired].")
65 ;; History of find-args values entered in the minibuffer.
66 (defvar find-args-history nil
)
69 (defun find-dired (dir args
)
70 "Run `find' and go into Dired mode on a buffer of the output.
71 The command run (after changing into DIR) is
73 find . \\( ARGS \\) -ls
75 except that the variable `find-ls-option' specifies what to use
76 as the final argument."
77 (interactive (list (read-file-name "Run find in directory: " nil
"" t
)
78 (read-string "Run find (with args): " find-args
79 '(find-args-history .
1))))
80 (let ((dired-buffers dired-buffers
))
81 ;; Expand DIR ("" means default-directory), and make sure it has a
83 (setq dir
(abbreviate-file-name
84 (file-name-as-directory (expand-file-name dir
))))
85 ;; Check that it's really a directory.
86 (or (file-directory-p dir
)
87 (error "find-dired needs a directory: %s" dir
))
88 (switch-to-buffer (get-buffer-create "*Find*"))
90 (kill-all-local-variables)
91 (setq buffer-read-only nil
)
93 (setq default-directory dir
94 find-args args
; save for next interactive call
95 args
(concat "find . "
98 (concat "\\( " args
" \\) "))
99 (car find-ls-option
)))
100 ;; The next statement will bomb in classic dired (no optional arg allowed)
101 (dired-mode dir
(cdr find-ls-option
))
102 ;; This really should rerun the find command, but I don't
103 ;; have time for that.
104 (use-local-map (append (make-sparse-keymap) (current-local-map)))
105 (define-key (current-local-map) "g" 'undefined
)
106 ;; Set subdir-alist so that Tree Dired will work:
107 (if (fboundp 'dired-simple-subdir-alist
)
108 ;; will work even with nested dired format (dired-nstd.el,v 1.15
110 (dired-simple-subdir-alist)
111 ;; else we have an ancient tree dired (or classic dired, where
112 ;; this does no harm)
113 (set (make-local-variable 'dired-subdir-alist
)
114 (list (cons default-directory
(point-min-marker)))))
115 (setq buffer-read-only nil
)
116 ;; Subdir headlerline must come first because the first marker in
117 ;; subdir-alist points there.
118 (insert " " dir
":\n")
119 ;; Make second line a ``find'' line in analogy to the ``total'' or
120 ;; ``wildcard'' line.
121 (insert " " args
"\n")
122 ;; Start the find process.
123 (let ((proc (start-process-shell-command "find" (current-buffer) args
)))
124 (set-process-filter proc
(function find-dired-filter
))
125 (set-process-sentinel proc
(function find-dired-sentinel
))
126 ;; Initialize the process marker; it is used by the filter.
127 (move-marker (process-mark proc
) 1 (current-buffer)))
128 (setq mode-line-process
'(":%s"))))
131 (defun find-name-dired (dir pattern
)
132 "Search DIR recursively for files matching the globbing pattern PATTERN,
133 and run dired on those files.
134 PATTERN is a shell wildcard (not an Emacs regexp) and need not be quoted.
135 The command run (after changing into DIR) is
137 find . -name 'PATTERN' -ls"
139 "DFind-name (directory): \nsFind-name (filename wildcard): ")
140 (find-dired dir
(concat "-name '" pattern
"'")))
142 ;; This functionality suggested by
143 ;; From: oblanc@watcgl.waterloo.edu (Olivier Blanc)
144 ;; Subject: find-dired, lookfor-dired
145 ;; Date: 10 May 91 17:50:00 GMT
146 ;; Organization: University of Waterloo
148 (defalias 'lookfor-dired
'find-grep-dired
)
150 (defun find-grep-dired (dir args
)
151 "Find files in DIR containing a regexp ARG and start Dired on output.
152 The command run (after changing into DIR) is
154 find . -exec grep -s ARG {} \\\; -ls
156 Thus ARG can also contain additional grep options."
157 (interactive "DFind-grep (directory): \nsFind-grep (grep regexp): ")
158 ;; find -exec doesn't allow shell i/o redirections in the command,
159 ;; or we could use `grep -l >/dev/null'
160 ;; We use -type f, not ! -type d, to avoid getting screwed
161 ;; by FIFOs and devices. I'm not sure what's best to do
162 ;; about symlinks, so as far as I know this is not wrong.
164 (concat "-type f -exec grep " find-grep-options
" "
167 (defun find-dired-filter (proc string
)
168 ;; Filter for \\[find-dired] processes.
169 (let ((buf (process-buffer proc
)))
170 (if (buffer-name buf
) ; not killed?
176 (let ((buffer-read-only nil
)
183 (while (looking-at "^")
186 ;; Convert ` ./FILE' to ` FILE'
187 ;; This would lose if the current chunk of output
188 ;; starts or ends within the ` ./', so back up a bit:
189 (goto-char (- end
3)) ; no error if < 0
190 (while (search-forward " ./" nil t
)
191 (delete-region (point) (- (point) 2)))
192 ;; Find all the complete lines in the unprocessed
193 ;; output and process it to add text properties.
195 (if (search-backward "\n" (process-mark proc
) t
)
197 (dired-insert-set-properties (process-mark proc
)
199 (move-marker (process-mark proc
) (1+ (point)))))
201 ;; The buffer has been killed.
202 (delete-process proc
))))
204 (defun find-dired-sentinel (proc state
)
205 ;; Sentinel for \\[find-dired] processes.
206 (let ((buf (process-buffer proc
)))
207 (if (buffer-name buf
)
210 (let ((buffer-read-only nil
))
212 (goto-char (point-max))
213 (insert "\nfind " state
)
214 (forward-char -
1) ;Back up before \n at end of STATE.
215 (insert " at " (substring (current-time-string) 0 19))
217 (setq mode-line-process
219 (symbol-name (process-status proc
))))
220 ;; Since the buffer and mode line will show that the
221 ;; process is dead, we can delete it now. Otherwise it
222 ;; will stay around until M-x list-processes.
223 (delete-process proc
)
224 (force-mode-line-update)))
225 (message "find-dired %s finished." (current-buffer))))))
227 (provide 'find-dired
)
229 ;;; find-dired.el ends here