mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-15 09:47:20 +00:00
299 lines
10 KiB
EmacsLisp
299 lines
10 KiB
EmacsLisp
;;; find-dired.el --- run a `find' command and dired the output
|
||
|
||
;; Copyright (C) 1992, 1994, 1995, 2000, 2001, 2002, 2003, 2004,
|
||
;; 2005, 2006, 2007 Free Software Foundation, Inc.
|
||
|
||
;; Author: Roland McGrath <roland@gnu.org>,
|
||
;; Sebastian Kremer <sk@thp.uni-koeln.de>
|
||
;; Maintainer: FSF
|
||
;; Keywords: unix
|
||
|
||
;; 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 2, 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; see the file COPYING. If not, write to the
|
||
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
||
;; Boston, MA 02110-1301, 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
|
||
(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."
|
||
:type '(cons (string :tag "Find Option")
|
||
(string :tag "Ls Switches"))
|
||
:group 'find-dired)
|
||
|
||
;;;###autoload
|
||
(defcustom find-ls-subdir-switches "-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
|
||
(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'."
|
||
: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.
|
||
The command run (after changing into DIR) is
|
||
|
||
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))))
|
||
(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-dired-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)
|
||
"Search DIR recursively for files matching the globbing pattern PATTERN,
|
||
and run dired on those files.
|
||
PATTERN is a shell wildcard (not an Emacs regexp) and need not be quoted.
|
||
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 " (shell-quote-argument pattern))))
|
||
|
||
;; This functionality suggested by
|
||
;; From: oblanc@watcgl.waterloo.edu (Olivier Blanc)
|
||
;; Subject: find-dired, lookfor-dired
|
||
;; Date: 10 May 91 17:50:00 GMT
|
||
;; Organization: University of Waterloo
|
||
|
||
(defalias 'lookfor-dired 'find-grep-dired)
|
||
;;;###autoload
|
||
(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 -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 f -exec grep " 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))
|
||
(inhibit-read-only t))
|
||
(if (buffer-name buf) ; not killed?
|
||
(save-excursion
|
||
(set-buffer buf)
|
||
(save-restriction
|
||
(widen)
|
||
(save-excursion
|
||
(let ((buffer-read-only nil)
|
||
(end (point-max)))
|
||
(goto-char end)
|
||
(insert string)
|
||
(goto-char end)
|
||
(or (looking-at "^")
|
||
(forward-line 1))
|
||
(while (looking-at "^")
|
||
(insert " ")
|
||
(forward-line 1))
|
||
;; 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
|
||
(while (search-forward " ./" nil t)
|
||
(delete-region (point) (- (point) 2)))
|
||
;; Find all the complete lines in the unprocessed
|
||
;; output and process it to add text properties.
|
||
(goto-char end)
|
||
(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)))))
|
||
))))
|
||
;; The buffer has been killed.
|
||
(delete-process proc))))
|
||
|
||
(defun find-dired-sentinel (proc state)
|
||
;; Sentinel for \\[find-dired] processes.
|
||
(let ((buf (process-buffer proc))
|
||
(inhibit-read-only t))
|
||
(if (buffer-name buf)
|
||
(save-excursion
|
||
(set-buffer buf)
|
||
(let ((buffer-read-only nil))
|
||
(save-excursion
|
||
(goto-char (point-max))
|
||
(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)
|
||
(setq mode-line-process
|
||
(concat ":"
|
||
(symbol-name (process-status proc))))
|
||
;; Since the buffer and mode line will show that the
|
||
;; process is dead, we can delete it now. Otherwise it
|
||
;; will stay around until M-x list-processes.
|
||
(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
|