X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/82b942b71bb22e60c5c8463cb4cfee7f7d4e358f..33cf0fb2261201d66a7bf122d30718bdfbd7d38e:/lisp/find-dired.el?ds=sidebyside diff --git a/lisp/find-dired.el b/lisp/find-dired.el index 3f2648fb76..0c8229c8f7 100644 --- a/lisp/find-dired.el +++ b/lisp/find-dired.el @@ -1,46 +1,86 @@ ;;; 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, 2001, 2002, 2003, 2004, +;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. -;; Author: Roland McGrath , +;; Author: Roland McGrath , ;; Sebastian Kremer +;; Maintainer: FSF ;; Keywords: unix -;;; This program is free software; you can redistribute it and/or modify -;;; it under the terms of the GNU General Public License as published by -;;; the Free Software Foundation; either version 2, or (at your option) -;;; any later version. -;;; -;;; This program is distributed in the hope that it will be useful, -;;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;;; GNU General Public License for more details. -;;; -;;; A copy of the GNU General Public License can be obtained from this -;;; program's author (send electronic mail to roland@ai.mit.edu) or from -;;; the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA -;;; 02139, USA. -;;; +;; This file is part of GNU Emacs. + +;; GNU Emacs is free software: you can redistribute it and/or modify +;; it under the terms of the GNU General Public License as published by +;; the Free Software Foundation, either version 3 of the License, or +;; (at your option) any later version. + +;; GNU Emacs is distributed in the hope that it will be useful, +;; but WITHOUT ANY WARRANTY; without even the implied warranty of +;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +;; GNU General Public License for more details. + +;; You should have received a copy of the GNU General Public License +;; along with GNU Emacs. If not, see . + +;;; Commentary: ;;; Code: (require 'dired) +(defgroup find-dired nil + "Run a `find' command and dired the output." + :group 'dired + :prefix "find-") + ;; 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")) - "*Description of the option to `find' to produce an `ls -l'-type listing. +(defcustom find-ls-option + (if (eq system-type 'berkeley-unix) (purecopy '("-ls" . "-gilsb")) + (purecopy '("-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 +(defcustom find-ls-subdir-switches (purecopy "-al") + "`ls' switches for inserting subdirectories in `*Find*' buffers. +This should contain the \"-l\" switch. +Use the \"-F\" or \"-b\" switches if and only if you also use +them for `find-ls-option'." + :type 'string + :group 'find-dired + :version "22.1") ;;;###autoload -(defvar find-grep-options (if (eq system-type 'berkeley-unix) "-s" "-q") - "*Option to grep to be as silent as possible. +(defcustom find-grep-options + (purecopy (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) + +;; This used to be autoloaded (see bug#4387). +(defcustom find-name-arg + (purecopy (if read-file-name-completion-ignore-case + "-iname" + "-name")) + "Argument used to specify file name pattern. +If `read-file-name-completion-ignore-case' is non-nil, -iname is used so that +find also ignores case. Otherwise, -name is used." + :type 'string + :group 'find-dired + :version "22.2") (defvar find-args nil "Last arguments given to `find' by \\[find-dired].") @@ -48,58 +88,110 @@ On other systems, the closest you can come is to use `-l'.") ;; 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" - (interactive (list (read-file-name "Run find in directory: " nil "" t) + find . \\( ARGS \\) -ls + +except that the variable `find-ls-option' specifies what to use +as the final argument." + (interactive (list (read-directory-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)) - ;; 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 (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-program " . " + (if (string= args "") + "" + (concat + (shell-quote-argument "(") + " " args " " + (shell-quote-argument ")") + " ")) + (if (equal (car find-ls-option) "-exec ls -ld {} \\;") + (concat "-exec ls -ld " + (shell-quote-argument "{}") + " " + (shell-quote-argument ";")) + (car find-ls-option)))) + ;; Start the find process. + (shell-command (concat args "&") (current-buffer)) + ;; The next statement will bomb in classic dired (no optional arg allowed) + (dired-mode dir (cdr find-ls-option)) + (let ((map (make-sparse-keymap))) + (set-keymap-parent map (current-local-map)) + (define-key map "\C-c\C-k" 'kill-find) + (use-local-map map)) + (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))))) + (set (make-local-variable 'dired-subdir-switches) find-ls-subdir-switches) + (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") + (setq buffer-read-only t) + (let ((proc (get-buffer-process (current-buffer)))) + (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")))) + +(defun kill-find () + "Kill the `find' process running in the current buffer." + (interactive) + (let ((find (get-buffer-process (current-buffer)))) + (and find (eq (process-status find) 'run) + (eq (process-filter find) (function find-dired-filter)) + (condition-case nil + (delete-process find) + (error nil))))) ;;;###autoload (defun find-name-dired (dir pattern) @@ -111,7 +203,7 @@ The command run (after changing into DIR) is find . -name 'PATTERN' -ls" (interactive "DFind-name (directory): \nsFind-name (filename wildcard): ") - (find-dired dir (concat "-name '" pattern "'"))) + (find-dired dir (concat find-name-arg " " (shell-quote-argument pattern)))) ;; This functionality suggested by ;; From: oblanc@watcgl.waterloo.edu (Olivier Blanc) @@ -121,34 +213,45 @@ The command run (after changing into DIR) is (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-program " " find-grep-options " -e " + (shell-quote-argument regexp) + " " + (shell-quote-argument "{}") + " " + (shell-quote-argument ";")))) (defun find-dired-filter (proc string) ;; Filter for \\[find-dired] processes. - (let ((buf (process-buffer proc))) - (if (buffer-name buf) ; not killed? - (save-excursion - (set-buffer buf) - (save-restriction - (widen) - (save-excursion + (let ((buf (process-buffer proc)) + (inhibit-read-only t)) + (if (buffer-name buf) + (with-current-buffer buf + (save-excursion + (save-restriction + (widen) (let ((buffer-read-only nil) - (end (point-max))) - (goto-char end) + (beg (point-max)) + (l-opt (and (consp find-ls-option) + (string-match "l" (cdr find-ls-option)))) + (ls-regexp (concat "^ +[^ \t\r\n]+\\( +[^ \t\r\n]+\\) +" + "[^ \t\r\n]+ +[^ \t\r\n]+\\( +[0-9]+\\)"))) + (goto-char beg) (insert string) - (goto-char end) + (goto-char beg) (or (looking-at "^") (forward-line 1)) (while (looking-at "^") @@ -157,31 +260,42 @@ Thus ARG can also contain additional grep options." ;; Convert ` ./FILE' to ` FILE' ;; This would lose if the current chunk of output ;; starts or ends within the ` ./', so back up a bit: - (goto-char (- end 3)) ; no error if < 0 + (goto-char (- beg 3)) ; no error if < 0 (while (search-forward " ./" nil t) (delete-region (point) (- (point) 2))) + ;; Pad the number of links and file size. This is a + ;; quick and dirty way of getting the columns to line up + ;; most of the time, but it's not foolproof. + (when l-opt + (goto-char beg) + (goto-char (line-beginning-position)) + (while (re-search-forward ls-regexp nil t) + (replace-match (format "%4s" (match-string 1)) + nil nil nil 1) + (replace-match (format "%9s" (match-string 2)) + nil nil nil 2) + (forward-line 1))) ;; Find all the complete lines in the unprocessed ;; output and process it to add text properties. - (goto-char end) + (goto-char (point-max)) (if (search-backward "\n" (process-mark proc) t) (progn (dired-insert-set-properties (process-mark proc) (1+ (point))) - (move-marker (process-mark proc) (1+ (point))))) - )))) + (move-marker (process-mark proc) (1+ (point))))))))) ;; The buffer has been killed. (delete-process proc)))) (defun find-dired-sentinel (proc state) ;; Sentinel for \\[find-dired] processes. - (let ((buf (process-buffer proc))) + (let ((buf (process-buffer proc)) + (inhibit-read-only t)) (if (buffer-name buf) - (save-excursion - (set-buffer buf) + (with-current-buffer buf (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) @@ -194,7 +308,9 @@ Thus ARG can also contain additional grep options." (delete-process proc) (force-mode-line-update))) (message "find-dired %s finished." (current-buffer)))))) + (provide 'find-dired) +;; arch-tag: 8edece95-af00-4221-bc74-a4bd2f75f9b0 ;;; find-dired.el ends here