;;; find-dired.el --- run a `find' command and dired the output
-;; Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
+;; Copyright (C) 1992, 1994, 1995, 2000, 2002 Free Software Foundation, Inc.
-;; Author: Roland McGrath <roland@gnu.ai.mit.edu>,
+;; Author: Roland McGrath <roland@gnu.org>,
;; Sebastian Kremer <sk@thp.uni-koeln.de>
+;; Maintainer: FSF
;; Keywords: unix
;; This file is part of GNU Emacs.
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
+;;; Commentary:
+
;;; Code:
(require 'dired)
+(defgroup find-dired nil
+ "Run a `find' command and dired the output."
+ :group 'dired
+ :prefix "find-")
+
+(defcustom find-dired-find-program "find"
+ "Program used to find files."
+ :group 'dired
+ :type 'file)
+
;; find's -ls corresponds to these switches.
;; Note -b, at least GNU find quotes spaces etc. in filenames
;;;###autoload
-(defvar find-ls-option (if (eq system-type 'berkeley-unix) '("-ls" . "-gilsb")
- '("-exec ls -ld {} \\;" . "-ld"))
+(defcustom find-ls-option
+ (if (eq system-type 'berkeley-unix) '("-ls" . "-gilsb")
+ '("-exec ls -ld {} \\;" . "-ld"))
"*Description of the option to `find' to produce an `ls -l'-type listing.
This is a cons of two strings (FIND-OPTION . LS-SWITCHES). FIND-OPTION
gives the option (or options) to `find' that produce the desired output.
-LS-SWITCHES is a list of `ls' switches to tell dired how to parse the output.")
+LS-SWITCHES is a list of `ls' switches to tell dired how to parse the output."
+ :type '(cons (string :tag "Find Option")
+ (string :tag "Ls Switches"))
+ :group 'find-dired)
;;;###autoload
-(defvar find-grep-options (if (eq system-type 'berkeley-unix) "-s" "-q")
+(defcustom find-grep-options
+ (if (or (eq system-type 'berkeley-unix)
+ (string-match "solaris2" system-configuration)
+ (string-match "irix" system-configuration))
+ "-s" "-q")
"*Option to grep to be as silent as possible.
On Berkeley systems, this is `-s'; on Posix, and with GNU grep, `-q' does it.
-On other systems, the closest you can come is to use `-l'.")
+On other systems, the closest you can come is to use `-l'."
+ :type 'string
+ :group 'find-dired)
(defvar find-args nil
"Last arguments given to `find' by \\[find-dired].")
;; History of find-args values entered in the minibuffer.
(defvar find-args-history nil)
+(defvar dired-sort-inhibit)
+
;;;###autoload
(defun find-dired (dir args)
- "Run `find' and go into dired-mode on a buffer of the output.
+ "Run `find' and go into Dired mode on a buffer of the output.
The command run (after changing into DIR) is
- find . \\( ARGS \\) -ls"
+ find . \\( ARGS \\) -ls
+
+except that the variable `find-ls-option' specifies what to use
+as the final argument."
(interactive (list (read-file-name "Run find in directory: " nil "" t)
(read-string "Run find (with args): " find-args
'(find-args-history . 1))))
- ;; Expand DIR ("" means default-directory), and make sure it has a
- ;; trailing slash.
- (setq dir (file-name-as-directory (expand-file-name dir)))
- ;; Check that it's really a directory.
- (or (file-directory-p dir)
- (error "find-dired needs a directory: %s" dir))
- (switch-to-buffer (get-buffer-create "*Find*"))
- (widen)
- (kill-all-local-variables)
- (setq buffer-read-only nil)
- (erase-buffer)
- (setq default-directory dir
- find-args args ; save for next interactive call
- args (concat "find . "
- (if (string= args "")
- ""
- (concat "\\( " args " \\) "))
- (car find-ls-option)))
- ;; The next statement will bomb in classic dired (no optional arg allowed)
- (dired-mode dir (cdr find-ls-option))
- ;; This really should rerun the find command, but I don't
- ;; have time for that.
- (use-local-map (append (make-sparse-keymap) (current-local-map)))
- (define-key (current-local-map) "g" 'undefined)
- ;; Set subdir-alist so that Tree Dired will work:
- (if (fboundp 'dired-simple-subdir-alist)
- ;; will work even with nested dired format (dired-nstd.el,v 1.15
- ;; and later)
- (dired-simple-subdir-alist)
- ;; else we have an ancient tree dired (or classic dired, where
- ;; this does no harm)
- (set (make-local-variable 'dired-subdir-alist)
- (list (cons default-directory (point-min-marker)))))
- (setq buffer-read-only nil)
- ;; Subdir headlerline must come first because the first marker in
- ;; subdir-alist points there.
- (insert " " dir ":\n")
- ;; Make second line a ``find'' line in analogy to the ``total'' or
- ;; ``wildcard'' line.
- (insert " " args "\n")
- ;; Start the find process.
- (let ((proc (start-process-shell-command "find" (current-buffer) args)))
- (set-process-filter proc (function find-dired-filter))
- (set-process-sentinel proc (function find-dired-sentinel))
- ;; Initialize the process marker; it is used by the filter.
- (move-marker (process-mark proc) 1 (current-buffer)))
- (setq mode-line-process '(":%s")))
+ (let ((dired-buffers dired-buffers))
+ ;; Expand DIR ("" means default-directory), and make sure it has a
+ ;; trailing slash.
+ (setq dir (abbreviate-file-name
+ (file-name-as-directory (expand-file-name dir))))
+ ;; Check that it's really a directory.
+ (or (file-directory-p dir)
+ (error "find-dired needs a directory: %s" dir))
+ (switch-to-buffer (get-buffer-create "*Find*"))
+
+ ;; See if there's still a `find' running, and offer to kill
+ ;; it first, if it is.
+ (let ((find (get-buffer-process (current-buffer))))
+ (when find
+ (if (or (not (eq (process-status find) 'run))
+ (yes-or-no-p "A `find' process is running; kill it? "))
+ (condition-case nil
+ (progn
+ (interrupt-process find)
+ (sit-for 1)
+ (delete-process find))
+ (error nil))
+ (error "Cannot have two processes in `%s' at once" (buffer-name)))))
+
+ (widen)
+ (kill-all-local-variables)
+ (setq buffer-read-only nil)
+ (erase-buffer)
+ (setq default-directory dir
+ find-args args ; save for next interactive call
+ args (concat find-dired-find-program " . "
+ (if (string= args "")
+ ""
+ (concat "\\( " args " \\) "))
+ (car find-ls-option)))
+ ;; The next statement will bomb in classic dired (no optional arg allowed)
+ (dired-mode dir (cdr find-ls-option))
+ (make-local-variable 'dired-sort-inhibit)
+ (setq dired-sort-inhibit t)
+ (set (make-local-variable 'revert-buffer-function)
+ `(lambda (ignore-auto noconfirm)
+ (find-dired ,dir ,find-args)))
+ ;; Set subdir-alist so that Tree Dired will work:
+ (if (fboundp 'dired-simple-subdir-alist)
+ ;; will work even with nested dired format (dired-nstd.el,v 1.15
+ ;; and later)
+ (dired-simple-subdir-alist)
+ ;; else we have an ancient tree dired (or classic dired, where
+ ;; this does no harm)
+ (set (make-local-variable 'dired-subdir-alist)
+ (list (cons default-directory (point-min-marker)))))
+ (setq buffer-read-only nil)
+ ;; Subdir headlerline must come first because the first marker in
+ ;; subdir-alist points there.
+ (insert " " dir ":\n")
+ ;; Make second line a ``find'' line in analogy to the ``total'' or
+ ;; ``wildcard'' line.
+ (insert " " args "\n")
+ ;; Start the find process.
+ (let ((proc (start-process-shell-command find-dired-find-program (current-buffer) args)))
+ (set-process-filter proc (function find-dired-filter))
+ (set-process-sentinel proc (function find-dired-sentinel))
+ ;; Initialize the process marker; it is used by the filter.
+ (move-marker (process-mark proc) 1 (current-buffer)))
+ (setq mode-line-process '(":%s"))))
;;;###autoload
(defun find-name-dired (dir pattern)
find . -name 'PATTERN' -ls"
(interactive
"DFind-name (directory): \nsFind-name (filename wildcard): ")
- (find-dired dir (concat "-name '" pattern "'")))
+ (find-dired dir (concat "-name " (shell-quote-argument pattern))))
;; This functionality suggested by
;; From: oblanc@watcgl.waterloo.edu (Olivier Blanc)
(defalias 'lookfor-dired 'find-grep-dired)
;;;###autoload
-(defun find-grep-dired (dir args)
- "Find files in DIR containing a regexp ARG and start Dired on output.
+(defun find-grep-dired (dir regexp)
+ "Find files in DIR containing a regexp REGEXP and start Dired on output.
The command run (after changing into DIR) is
- find . -exec grep -s ARG {} \\\; -ls
+ find . -exec grep -s -e REGEXP {} \\\; -ls
Thus ARG can also contain additional grep options."
(interactive "DFind-grep (directory): \nsFind-grep (grep regexp): ")
;; find -exec doesn't allow shell i/o redirections in the command,
;; or we could use `grep -l >/dev/null'
+ ;; We use -type f, not ! -type d, to avoid getting screwed
+ ;; by FIFOs and devices. I'm not sure what's best to do
+ ;; about symlinks, so as far as I know this is not wrong.
(find-dired dir
- (concat "! -type d -exec grep " find-grep-options " "
- args " {} \\\; ")))
+ (concat "-type f -exec grep " find-grep-options " -e "
+ (shell-quote-argument regexp)
+ " {} \\\; ")))
(defun find-dired-filter (proc string)
;; Filter for \\[find-dired] processes.
(let ((buffer-read-only nil))
(save-excursion
(goto-char (point-max))
- (insert "\nfind " state)
+ (insert "\n find " state)
(forward-char -1) ;Back up before \n at end of STATE.
(insert " at " (substring (current-time-string) 0 19))
(forward-char 1)