;;; dired.el --- directory-browsing commands
-;; Copyright (C) 1985, 1986, 1992, 1993, 1994 Free Software Foundation, Inc.
+;; Copyright (C) 1985, 86, 92, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
;; Author: Sebastian Kremer <sk@thp.uni-koeln.de>
;; Maintainer: FSF
;; 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, 675 Mass Ave, Cambridge, MA 02139, USA.
+;; along with GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
;;; Commentary:
;;; Customizable variables
+(defgroup dired nil
+ "Directory editing."
+ :group 'environment)
+
+(defgroup dired-mark nil
+ "Handling marks in dired."
+ :prefix "dired-"
+ :group 'dired)
+
+
;;;###autoload
-(defvar dired-listing-switches "-al"
+(defcustom dired-listing-switches "-al"
"*Switches passed to `ls' for dired. MUST contain the `l' option.
May contain all other options that don't contradict `-l';
may contain even `F', `b', `i' and `s'. See also the variable
-`dired-ls-F-marks-symlinks' concerning the `F' switch.")
+`dired-ls-F-marks-symlinks' concerning the `F' switch."
+ :type 'string
+ :group 'dired)
; Don't use absolute paths as /bin should be in any PATH and people
; may prefer /usr/local/gnu/bin or whatever. However, chown is
;;;###autoload
(defvar dired-chown-program
- (if (memq system-type '(hpux dgux usg-unix-v irix linux))
- "chown" "/etc/chown")
+ (if (memq system-type '(hpux dgux usg-unix-v irix linux gnu/linux))
+ "chown"
+ (if (file-exists-p "/usr/sbin/chown")
+ "/usr/sbin/chown"
+ "/etc/chown"))
"Name of chown command (usually `chown' or `/etc/chown').")
-(defvar dired-chmod-program
- (if (eq system-type 'windows-nt)
- "chmode" "chmod")
- "Name of chmod command (usually `chmod' or `chmode').")
+(defvar dired-chmod-program "chmod"
+ "Name of chmod command (usually `chmod').")
;;;###autoload
-(defvar dired-ls-F-marks-symlinks nil
+(defcustom dired-ls-F-marks-symlinks nil
"*Informs dired about how `ls -lF' marks symbolic links.
-Set this to t if `insert-directory-program' with `-lF' marks the symbolic link
+Set this to t if `ls' (or whatever program is specified by
+`insert-directory-program') with `-lF' marks the symbolic link
itself with a trailing @ (usually the case under Ultrix).
Example: if `ln -s foo bar; ls -F bar' gives `bar -> foo', set it to
Dired checks if there is really a @ appended. Thus, if you have a
marking `ls' program on one host and a non-marking on another host, and
don't care about symbolic links which really end in a @, you can
-always set this variable to t.")
+always set this variable to t."
+ :type 'boolean
+ :group 'dired-mark)
;;;###autoload
-(defvar dired-trivial-filenames "^\\.\\.?$\\|^#"
+(defcustom dired-trivial-filenames "^\\.\\.?$\\|^#"
"*Regexp of files to skip when finding first file of a directory.
A value of nil means move to the subdir line.
-A value of t means move to first file.")
+A value of t means move to first file."
+ :type '(choice (const :tag "Move to subdir" nil)
+ (const :tag "Move to first" t)
+ regexp)
+ :group 'dired)
;;;###autoload
-(defvar dired-keep-marker-rename t
+(defcustom dired-keep-marker-rename t
;; Use t as default so that moved files "take their markers with them".
"*Controls marking of renamed files.
If t, files keep their previous marks when they are renamed.
If a character, renamed files (whether previously marked or not)
-are afterward marked with that character.")
+are afterward marked with that character."
+ :type '(choice (const :tag "Keep" t)
+ (character :tag "Mark"))
+ :group 'dired-mark)
;;;###autoload
-(defvar dired-keep-marker-copy ?C
+(defcustom dired-keep-marker-copy ?C
"*Controls marking of copied files.
If t, copied files are marked if and as the corresponding original files were.
-If a character, copied files are unconditionally marked with that character.")
+If a character, copied files are unconditionally marked with that character."
+ :type '(choice (const :tag "Keep" t)
+ (character :tag "Mark"))
+ :group 'dired-mark)
;;;###autoload
-(defvar dired-keep-marker-hardlink ?H
+(defcustom dired-keep-marker-hardlink ?H
"*Controls marking of newly made hard links.
If t, they are marked if and as the files linked to were marked.
-If a character, new links are unconditionally marked with that character.")
+If a character, new links are unconditionally marked with that character."
+ :type '(choice (const :tag "Keep" t)
+ (character :tag "Mark"))
+ :group 'dired-mark)
;;;###autoload
-(defvar dired-keep-marker-symlink ?Y
+(defcustom dired-keep-marker-symlink ?Y
"*Controls marking of newly made symbolic links.
If t, they are marked if and as the files linked to were marked.
-If a character, new links are unconditionally marked with that character.")
+If a character, new links are unconditionally marked with that character."
+ :type '(choice (const :tag "Keep" t)
+ (character :tag "Mark"))
+ :group 'dired-mark)
;;;###autoload
-(defvar dired-dwim-target nil
+(defcustom dired-dwim-target nil
"*If non-nil, dired tries to guess a default target directory.
This means: if there is a dired buffer displayed in the next window,
use its current subdir, instead of the current subdir of this dired buffer.
-The target is used in the prompt for file copy, rename etc.")
+The target is used in the prompt for file copy, rename etc."
+ :type 'boolean
+ :group 'dired)
;;;###autoload
-(defvar dired-copy-preserve-time t
+(defcustom dired-copy-preserve-time t
"*If non-nil, Dired preserves the last-modified time in a file copy.
-\(This works on only some systems.)")
+\(This works on only some systems.)"
+ :type 'boolean
+ :group 'dired)
-(defvar dired-font-lock-keywords
- '(;; Put directory headers in italics.
- ("^ \\(/.+\\)" 1 font-lock-type-face)
- ;; Put symlinks in bold italics.
- ("\\([^ ]+\\) -> [^ ]+$" . font-lock-function-name-face)
- ;; Put marks in bold.
- ("^[^ ]" . font-lock-reference-face)
- ;; Put files that are subdirectories in bold.
- ("^..d.* \\([^ ]+\\)$" 1 font-lock-keyword-face))
- "Additional expressions to highlight in Dired mode.")
+(defcustom dired-free-space-program "df"
+ "*Program to get the amount of free space on a file system.
+We assume the output has the format of `df'.
+The value of this variable must be just a command name or file name;
+if you want to specify options, use `dired-free-space-args'.
+
+A value of nil disables this feature."
+ :type '(choice (string :tag "Program") (const :tag "None" nil))
+ :group 'dired)
+
+(defcustom dired-free-space-args "-Pk"
+ "*Options to use when running `dired-free-space-program'."
+ :type 'string
+ :group 'dired)
;;; Hook variables
;; "Regexp matching a marked line.
;; Important: the match ends just after the marker."
(defvar dired-re-maybe-mark "^. ")
-(defvar dired-re-dir (concat dired-re-maybe-mark dired-re-inode-size "d"))
-(defvar dired-re-sym (concat dired-re-maybe-mark dired-re-inode-size "l"))
+;; The [^:] part after "d" and "l" is to avoid confusion with the
+;; DOS/Windows-style drive letters in directory names, like in "d:/foo".
+(defvar dired-re-dir (concat dired-re-maybe-mark dired-re-inode-size "d[^:]"))
+(defvar dired-re-sym (concat dired-re-maybe-mark dired-re-inode-size "l[^:]"))
(defvar dired-re-exe;; match ls permission string of an executable file
(mapconcat (function
(lambda (x)
of the line (\\n or \\r).
Subexpression 2 must end right before the \\n or \\r.")
+(defvar dired-font-lock-keywords
+ (list
+ ;;
+ ;; Directory headers.
+ (list dired-subdir-regexp '(1 font-lock-type-face))
+ ;;
+ ;; We make heavy use of MATCH-ANCHORED, since the regexps don't identify the
+ ;; file name itself. We search for Dired defined regexps, and then use the
+ ;; Dired defined function `dired-move-to-filename' before searching for the
+ ;; simple regexp ".+". It is that regexp which matches the file name.
+ ;;
+ ;; Dired marks.
+ (list dired-re-mark
+ '(0 font-lock-constant-face)
+ '(".+" (dired-move-to-filename) nil (0 font-lock-warning-face)))
+ ;; People who are paranoid about security would consider this more
+ ;; important than other things such as whether it is a directory.
+ ;; But we don't want to encourage paranoia, so our default
+ ;; should be what's most useful for non-paranoids. -- rms.
+;;; ;;
+;;; ;; Files that are group or world writable.
+;;; (list (concat dired-re-maybe-mark dired-re-inode-size
+;;; "\\([-d]\\(....w....\\|.......w.\\)\\)")
+;;; '(1 font-lock-comment-face)
+;;; '(".+" (dired-move-to-filename) nil (0 font-lock-comment-face)))
+ ;;
+ ;; Subdirectories.
+ (list dired-re-dir
+ '(".+" (dired-move-to-filename) nil (0 font-lock-function-name-face)))
+ ;;
+ ;; Symbolic links.
+ (list dired-re-sym
+ '(".+" (dired-move-to-filename) nil (0 font-lock-keyword-face)))
+ ;;
+ ;; Files suffixed with `completion-ignored-extensions'.
+ '(eval .
+ (let ((extensions (mapcar 'regexp-quote completion-ignored-extensions)))
+ ;; It is quicker to first find just an extension, then go back to the
+ ;; start of that file name. So we do this complex MATCH-ANCHORED form.
+ (list (concat "\\(" (mapconcat 'identity extensions "\\|") "\\|#\\)$")
+ '(".+" (dired-move-to-filename) nil (0 font-lock-string-face))))))
+ "Additional expressions to highlight in Dired mode.")
\f
;;; Macros must be defined before they are used, for the byte compiler.
(or dir-or-list (setq dir-or-list default-directory))
;; This loses the distinction between "/foo/*/" and "/foo/*" that
;; some shells make:
- (let (dirname)
+ (let (dirname initially-was-dirname)
(if (consp dir-or-list)
(setq dirname (car dir-or-list))
(setq dirname dir-or-list))
+ (setq initially-was-dirname
+ (string= (file-name-as-directory dirname) dirname))
(setq dirname (abbreviate-file-name
(expand-file-name (directory-file-name dirname))))
- (if (file-directory-p dirname)
- (setq dirname (file-name-as-directory dirname)))
+ (if find-file-visit-truename
+ (setq dirname (file-truename dirname)))
+ ;; If the argument was syntactically a directory name not a file name,
+ ;; or if it happens to name a file that is a directory,
+ ;; convert it syntactically to a directory name.
+ ;; The reason for checking initially-was-dirname
+ ;; and not just file-directory-p
+ ;; is that file-directory-p is slow over ftp.
+ (if (or initially-was-dirname (file-directory-p dirname))
+ (setq dirname (file-name-as-directory dirname)))
(if (consp dir-or-list)
(setq dir-or-list (cons dirname (cdr dir-or-list)))
(setq dir-or-list dirname))
(and (= (car (nth 5 attributes)) (car modtime))
(= (nth 1 (nth 5 attributes)) (cdr modtime)))))
nil
- (message
- (substitute-command-keys
- "Directory has changed on disk; type \\[revert-buffer] to update Dired")))))
+ (message "%s"
+ (substitute-command-keys
+ "Directory has changed on disk; type \\[revert-buffer] to update Dired")))))
;; Else a new buffer
(setq default-directory
- (if (file-directory-p dirname)
- dirname
- (file-name-directory dirname)))
+ ;; We can do this unconditionally
+ ;; because dired-noselect ensures that the name
+ ;; is passed in directory name syntax
+ ;; if it was the name of a directory at all.
+ (file-name-directory dirname))
(or switches (setq switches dired-listing-switches))
- (dired-mode dirname switches)
- (if mode (funcall mode))
+ (if mode (funcall mode)
+ (dired-mode dirname switches))
;; default-directory and dired-actual-switches are set now
;; (buffer-local), so we can call dired-readin:
(let ((failed t))
;; We need this to make the root dir have a header line as all
;; other subdirs have:
(goto-char (point-min))
- (dired-insert-headerline default-directory)
+ (if (not (looking-at "^ /.*:$"))
+ (dired-insert-headerline default-directory))
;; can't run dired-after-readin-hook here, it may depend on the subdir
;; alist to be OK.
)
(let ((opoint (point))
(process-environment (copy-sequence process-environment))
end)
- ;; This makes sure that month names come out in English
- ;; so we can find the start of the file name.
- (setenv "LC_ALL" "C")
+ ;; We used to specify the C locale here, to force English month names;
+ ;; but this should not be necessary any more,
+ ;; with the new value of dired-move-to-filename-regexp.
(if (consp dir-or-list)
;; In this case, use the file names in the cdr
;; exactly as originally given to dired-noselect.
(cdr dir-or-list))
;; Expand the file name here because it may have been abbreviated
;; in dired-noselect.
- (insert-directory (expand-file-name dir-or-list) switches wildcard full-p))
+ (insert-directory (expand-file-name dir-or-list) switches wildcard full-p)
+ (when (and full-p dired-free-space-program)
+ (save-excursion
+ (goto-char (point-min))
+ (when (re-search-forward "total [0-9]+$" nil t)
+ (insert " free ")
+ (let ((beg (point)))
+ (call-process dired-free-space-program nil t nil
+ dired-free-space-args
+ (expand-file-name dir-or-list))
+ (goto-char beg)
+ (forward-line 1)
+ (skip-chars-forward "^ \t")
+ (forward-word 2)
+ (skip-chars-forward " \t")
+ (delete-region beg (point))
+ (forward-word 1)
+ (delete-region (point)
+ (progn (forward-line 1) (point))))))))
;; Quote certain characters, unless ls quoted them for us.
(if (not (string-match "b" dired-actual-switches))
(save-excursion
(define-key map [mouse-2] 'dired-mouse-find-file-other-window)
;; Commands to mark or flag certain categories of files
(define-key map "#" 'dired-flag-auto-save-files)
- (define-key map "*" 'dired-mark-executables)
(define-key map "." 'dired-clean-directory)
- (define-key map "/" 'dired-mark-directories)
- (define-key map "@" 'dired-mark-symlinks)
(define-key map "~" 'dired-flag-backup-files)
+ (define-key map "&" 'dired-flag-garbage-files)
;; Upper case keys (except !) for operating on the marked files
(define-key map "A" 'dired-do-search)
(define-key map "C" 'dired-do-copy)
(define-key map "%u" 'dired-upcase)
(define-key map "%l" 'dired-downcase)
(define-key map "%d" 'dired-flag-files-regexp)
+ (define-key map "%g" 'dired-mark-files-containing-regexp)
(define-key map "%m" 'dired-mark-files-regexp)
(define-key map "%r" 'dired-do-rename-regexp)
(define-key map "%C" 'dired-do-copy-regexp)
(define-key map "%H" 'dired-do-hardlink-regexp)
(define-key map "%R" 'dired-do-rename-regexp)
(define-key map "%S" 'dired-do-symlink-regexp)
+ ;; Commands for marking and unmarking.
+ (define-key map "*" nil)
+ (define-key map "**" 'dired-mark-executables)
+ (define-key map "*/" 'dired-mark-directories)
+ (define-key map "*@" 'dired-mark-symlinks)
+ (define-key map "*%" 'dired-mark-files-regexp)
+ (define-key map "*c" 'dired-change-marks)
+ (define-key map "*s" 'dired-mark-subdir-files)
+ (define-key map "*m" 'dired-mark)
+ (define-key map "*u" 'dired-unmark)
+ (define-key map "*?" 'dired-unmark-all-files)
+ (define-key map "*!" 'dired-unmark-all-marks)
+ (define-key map "*\177" 'dired-unmark-backward)
+ (define-key map "*\C-n" 'dired-next-marked-file)
+ (define-key map "*\C-p" 'dired-prev-marked-file)
+ (define-key map "*t" 'dired-do-toggle)
;; Lower keys for commands not operating on all the marked files
- (define-key map "c" 'dired-change-marks)
(define-key map "d" 'dired-flag-file-deletion)
(define-key map "e" 'dired-find-file)
(define-key map "f" 'dired-find-file)
(define-key map "o" 'dired-find-file-other-window)
(define-key map "\C-o" 'dired-display-file)
(define-key map "p" 'dired-previous-line)
- (define-key map "q" 'dired-quit)
+ (define-key map "q" 'quit-window)
(define-key map "s" 'dired-sort-toggle-or-edit)
+ (define-key map "t" 'dired-do-toggle)
(define-key map "u" 'dired-unmark)
(define-key map "v" 'dired-view-file)
(define-key map "x" 'dired-do-flagged-delete)
(define-key map [menu-bar immediate]
(cons "Immediate" (make-sparse-keymap "Immediate")))
+ (define-key map [menu-bar immediate revert-buffer]
+ '("Update Buffer" . revert-buffer))
+
+ (define-key map [menu-bar immediate dashes]
+ '("--"))
+
(define-key map [menu-bar immediate backup-diff]
'("Compare with Backup" . dired-backup-diff))
(define-key map [menu-bar immediate diff]
'("Flag..." . dired-flag-files-regexp))
(define-key map [menu-bar regexp mark]
'("Mark..." . dired-mark-files-regexp))
+ (define-key map [menu-bar regexp mark-cont]
+ '("Mark Containing..." . dired-mark-files-containing-regexp))
(define-key map [menu-bar mark]
(cons "Mark" (make-sparse-keymap "Mark")))
(define-key map [menu-bar mark marks]
'("Change Marks..." . dired-change-marks))
(define-key map [menu-bar mark unmark-all]
- '("Unmark All" . dired-unmark-all-files-no-query))
+ '("Unmark All" . dired-unmark-all-marks))
(define-key map [menu-bar mark symlinks]
'("Mark Symlinks" . dired-mark-symlinks))
(define-key map [menu-bar mark directories]
'("Mark Old Backups" . dired-clean-directory))
(define-key map [menu-bar mark executables]
'("Mark Executables" . dired-mark-executables))
+ (define-key map [menu-bar mark garbage-files]
+ '("Flag Garbage Files" . dired-flag-garbage-files))
(define-key map [menu-bar mark backup-files]
'("Flag Backup Files" . dired-flag-backup-files))
(define-key map [menu-bar mark auto-save-files]
'("Unmark" . dired-unmark))
(define-key map [menu-bar mark mark]
'("Mark" . dired-mark))
+ (define-key map [menu-bar mark toggle-marks]
+ '("Toggle Marks" . dired-do-toggle))
(define-key map [menu-bar operate]
(cons "Operate" (make-sparse-keymap "Operate")))
;; case-fold-search nil
buffer-read-only t
selective-display t ; for subdirectory hiding
- mode-line-buffer-identification '("Dired: %17b"))
+ mode-line-buffer-identification '("%17b"))
(set (make-local-variable 'revert-buffer-function)
(function dired-revert))
(set (make-local-variable 'page-delimiter)
\f
;; Idiosyncratic dired commands that don't deal with marks.
-(defun dired-quit ()
- "Bury the current dired buffer."
- (interactive)
- (bury-buffer))
-
(defun dired-summary ()
"Summarize basic Dired commands and show recent Dired errors."
(interactive)
(defun dired-find-file ()
"In dired, visit the file or directory named on this line."
(interactive)
- (find-file (file-name-sans-versions (dired-get-filename) t)))
+ (let ((file-name (file-name-sans-versions (dired-get-filename) t)))
+ (if (file-exists-p file-name)
+ (find-file file-name)
+ (if (file-symlink-p file-name)
+ (error "File is a symlink to a nonexistent target")
+ (error "File no longer exists; type `g' to update Dired buffer")))))
(defun dired-mouse-find-file-other-window (event)
"In dired, visit the file or directory name you click on."
;; some ls -b don't escape quotes, argh!
;; This is not needed for GNU ls, though.
(or (dired-string-replace-match
- "\\([^\\]\\)\"" file "\\1\\\\\"")
+ "\\([^\\]\\|\\`\\)\"" file "\\1\\\\\"" nil t)
file)
"\"")))))
+ (and file buffer-file-coding-system
+ (not file-name-coding-system)
+ (not default-file-name-coding-system)
+ (setq file (encode-coding-string file buffer-file-coding-system)))
(if (eq localp 'no-dir)
file
(and file (concat (dired-current-directory localp) file)))))
Optional arg LITERAL means to take NEWTEXT literally.
Optional arg GLOBAL means to replace all matches."
(if global
- (let ((start 0))
+ (let ((start 0) ret)
(while (string-match regexp string start)
(let ((from-end (- (length string) (match-end 0))))
- (setq string (replace-match newtext t literal string))
+ (setq ret (setq string (replace-match newtext t literal string)))
(setq start (- (length string) from-end))))
- string)
+ ret)
(if (not (string-match regexp string 0))
nil
(replace-match newtext t literal string))))
;; dired-get-filename.
(concat (or dir default-directory) file))
-(defun dired-make-relative (file &optional dir no-error)
- ;;"Convert FILE (an absolute pathname) to a pathname relative to DIR.
- ;; Else error (unless NO-ERROR is non-nil, then FILE is returned unchanged)
- ;;DIR defaults to default-directory."
- ;; DIR must be file-name-as-directory, as with all directory args in
- ;; Emacs Lisp code.
+(defun dired-make-relative (file &optional dir ignore)
+ "Convert FILE (an absolute file name) to a name relative to DIR.
+If this is impossible, return FILE unchanged.
+DIR must be a directory name, not a file name."
(or dir (setq dir default-directory))
;; This case comes into play if default-directory is set to
;; use ~.
(setq dir (expand-file-name dir)))
(if (string-match (concat "^" (regexp-quote dir)) file)
(substring file (match-end 0))
- (if no-error
- file
- (error "%s: not in directory tree growing at %s" file dir))))
+;;; (or no-error
+;;; (error "%s: not in directory tree growing at %s" file dir))
+ file))
\f
;;; Functions for finding the file name in a dired buffer line.
(defvar dired-move-to-filename-regexp
- "\\(Jan\\|Feb\\|Mar\\|Apr\\|May\\|Jun\\|Jul\\|Aug\\|Sep\\|Oct\\|Nov\\|Dec\\)[ ]+[0-9]+ [ 0-9][0-9][:0-9][0-9][ 0-9] "
- "Regular expression to match a month abbreviation followed by a number.")
+ (let* ((l "\\([A-Za-z]\\|[^\0-\177]\\)")
+ ;; In some locales, month abbreviations are as short as 2 letters,
+ ;; and they can be padded on the right with spaces.
+ ;; weiand: changed: month ends potentially with . or , or .,
+;;old (month (concat l l "+ *"))
+ (month (concat l l "+[.]?,? *"))
+ ;; Recognize any non-ASCII character.
+ ;; The purpose is to match a Kanji character.
+ (k "[^\0-\177]")
+ ;; (k "[^\x00-\x7f\x80-\xff]")
+ (s " ")
+ (yyyy "[0-9][0-9][0-9][0-9]")
+ (mm "[ 0-1][0-9]")
+;;old (dd "[ 0-3][0-9]")
+ (dd "[ 0-3][0-9][.]?")
+ (HH:MM "[ 0-2][0-9]:[0-5][0-9]")
+ (western (concat "\\(" month s dd "\\|" dd s month "\\)"
+ ;; weiand: changed: year potentially unaligned
+;;old s "\\(" HH:MM "\\|" s yyyy "\\|" yyyy s "\\)"))
+ s "\\(" HH:MM "\\|" s "?" yyyy "\\|" yyyy s
+"\\)"))
+ (japanese (concat mm k s dd k s "\\(" s HH:MM "\\|" yyyy k "\\)")))
+ ;; The "[0-9]" below requires the previous column to end in a digit.
+ ;; This avoids recognizing `1 may 1997' as a date in the line:
+ ;; -r--r--r-- 1 may 1997 1168 Oct 19 16:49 README
+ ;; The ".*" below finds the last match if there are multiple matches.
+ ;; This avoids recognizing `jservice 10 1024' as a date in the line:
+ ;; drwxr-xr-x 3 jservice 10 1024 Jul 2 1997 esg-host
+ (concat ".*[0-9]" s "\\(" western "\\|" japanese "\\)" s))
+ "Regular expression to match up to the file name in a directory listing.
+The default value is designed to recognize dates and times
+regardless of the language.")
+
+(defvar dired-permission-flags-regexp
+ "\\([^ ]\\)[-r][-w]\\([^ ]\\)[-r][-w]\\([^ ]\\)[-r][-w]\\([^ ]\\)"
+ "Regular expression to match the permission flags in `ls -l'.")
;; Move to first char of filename on this line.
;; Returns position (point) or nil if no filename on this line."
;; "l---------" (some systems make symlinks that way)
;; "----------" (plain file with zero perms)
(if (re-search-backward
- "\\([^ ]\\)[-r][-w]\\([^ ]\\)[-r][-w]\\([^ ]\\)[-r][-w]\\([^ ]\\)"
- nil t)
+ dired-permission-flags-regexp nil t)
(setq file-type (char-after (match-beginning 1))
symlink (eq file-type ?l)
;; Only with -F we need to know whether it's an executable
;; killed buffer, it is removed from this list.
"Alist of expanded directories and their associated dired buffers.")
-(defun dired-buffers-for-dir (dir)
+(defun dired-buffers-for-dir (dir &optional file)
;; Return a list of buffers that dired DIR (top level or in-situ subdir).
+;; If FILE is non-nil, include only those whose wildcard pattern (if any)
+;; matches FILE.
;; The list is in reverse order of buffer creation, most recent last.
;; As a side effect, killed dired buffers for DIR are removed from
;; dired-buffers.
(setq dir (file-name-as-directory dir))
- (let ((alist dired-buffers) result elt buf)
+ (let ((alist dired-buffers) result elt buf pattern)
(while alist
(setq elt (car alist)
buf (cdr elt))
(if (buffer-name buf)
(if (dired-in-this-tree dir (car elt))
- (if (assoc dir (save-excursion
- (set-buffer buf)
- dired-subdir-alist))
- (setq result (cons buf result))))
+ (with-current-buffer buf
+ (and (assoc dir dired-subdir-alist)
+ (or (null file)
+ (let ((wildcards
+ (file-name-nondirectory dired-directory)))
+ (or (= 0 (length wildcards))
+ (string-match (dired-glob-regexp wildcards)
+ file))))
+ (setq result (cons buf result)))))
;; else buffer is killed - clean up:
(setq dired-buffers (delq elt dired-buffers)))
(setq alist (cdr alist)))
result))
+(defun dired-glob-regexp (pattern)
+ "Convert glob-pattern PATTERN to a regular expression."
+ (let ((matched-in-pattern 0) ;; How many chars of PATTERN we've handled.
+ regexp)
+ (while (string-match "[[?*]" pattern matched-in-pattern)
+ (let ((op-end (match-end 0))
+ (next-op (aref pattern (match-beginning 0))))
+ (setq regexp (concat regexp
+ (regexp-quote
+ (substring pattern matched-in-pattern
+ (match-beginning 0)))))
+ (cond ((= next-op ??)
+ (setq regexp (concat regexp "."))
+ (setq matched-in-pattern op-end))
+ ((= next-op ?\[)
+ ;; Fails to handle ^ yet ????
+ (let* ((set-start (match-beginning 0))
+ (set-cont
+ (if (= (aref pattern (1+ set-start)) ?^)
+ (+ 3 set-start)
+ (+ 2 set-start)))
+ (set-end (string-match "]" pattern set-cont))
+ (set (substring pattern set-start (1+ set-end))))
+ (setq regexp (concat regexp set))
+ (setq matched-in-pattern (1+ set-end))))
+ ((= next-op ?*)
+ (setq regexp (concat regexp ".*"))
+ (setq matched-in-pattern op-end)))))
+ (concat "\\`"
+ regexp
+ (regexp-quote
+ (substring pattern matched-in-pattern))
+ "\\'")))
+
+
+
(defun dired-advertise ()
;;"Advertise in variable `dired-buffers' that we dired `default-directory'."
;; With wildcards we actually advertise too much.
\f
;; Deleting files
+(defcustom dired-recursive-deletes nil ; Default only delete empty directories.
+ "*Decide whether recursive deletes are allowed.
+Nil means no recursive deletes.
+`always' means delete recursively without asking. This is DANGEROUS!
+`top' means ask for each directory at top level, but delete its subdirectories
+without asking.
+Anything else means ask for each directory."
+ :type '(choice :tag "Delete not empty directory"
+ (const :tag "No. Only empty directories" nil)
+ (const :tag "Ask for each directory" t)
+ (const :tag "Ask for each top directory only" top))
+ :group 'dired)
+
+;; Match anything but `.' and `..'.
+(defvar dired-re-no-dot "^\\([^.]\\|\\.\\([^.]\\|\\..\\)\\).*")
+
+;; Delete file, possibly delete a directory and all its files.
+;; This function is usefull outside of dired. One could change it's name
+;; to e.g. recursive-delete-file and put it somewhere else.
+(defun dired-delete-file (file &optional recursive) "\
+Delete FILE or directory (possibly recursively if optional RECURSIVE is true.)
+RECURSIVE determines what to do with a non-empty directory. If RECURSIVE is:
+Nil, do not delete.
+`always', delete recursively without asking.
+`top', ask for each directory at top level.
+Anything else, ask for each sub-directory."
+ (let (files)
+ ;; This test is equivalent to
+ ;; (and (file-directory-p fn) (not (file-symlink-p fn)))
+ ;; but more efficient
+ (if (not (eq t (car (file-attributes file))))
+ (delete-file file)
+ (when (and recursive
+ (setq files
+ (directory-files file t dired-re-no-dot)) ; Not empty.
+ (or (eq recursive 'always)
+ (yes-or-no-p (format "Recursive delete of %s "
+ (dired-make-relative file)))))
+ (if (eq recursive 'top) (setq recursive 'always)) ; Don't ask again.
+ (while files ; Recursively delete (possibly asking).
+ (dired-delete-file (car files) recursive)
+ (setq files (cdr files))))
+ (delete-directory file))))
+
(defun dired-do-flagged-delete (&optional nomessage)
"In dired, delete the files flagged for deletion.
If NOMESSAGE is non-nil, we don't display any message
(let (buffer-read-only)
(condition-case err
(let ((fn (car (car l))))
- ;; This test is equivalent to
- ;; (and (file-directory-p fn) (not (file-symlink-p fn)))
- ;; but more efficient
- (if (eq t (car (file-attributes fn)))
- (delete-directory fn)
- (delete-file fn))
+ (dired-delete-file fn dired-recursive-deletes)
;; if we get here, removing worked
(setq succ (1+ succ))
(message "%s of %s deletions" succ count)
)))
(defvar dired-no-confirm nil
-;; "If non-nil, list of symbols for commands dired should not confirm.
-;;It can be a sublist of
-;;
-;; '(byte-compile chgrp chmod chown compress copy delete hardlink load
-;; move print shell symlink uncompress)"
- )
+ "A list of symbols for commands dired should not confirm.
+Command symbols are `byte-compile', `chgrp', `chmod', `chown', `compress',
+`copy', `delete', `hardlink', `load', `move', `print', `shell', `symlink' and
+`uncompress'.")
(defun dired-mark-pop-up (bufname op-symbol files function &rest args)
;;"Args BUFNAME OP-SYMBOL FILES FUNCTION &rest ARGS.
;; OP-SYMBOL is a member of the list in `dired-no-confirm'.
;;FILES is the list of marked files."
(or bufname (setq bufname " *Marked Files*"))
- (if (or (memq op-symbol dired-no-confirm)
+ (if (or (eq dired-no-confirm t)
+ (memq op-symbol dired-no-confirm)
(= (length files) 1))
(apply function args)
(save-excursion
Optional prefix ARG says how many lines to unflag; default is one line."
(interactive "p")
(dired-unmark (- arg)))
+
+(defun dired-do-toggle ()
+ "Toggle marks.
+That is, currently marked files become unmarked and vice versa.
+Files marked with other flags (such as `D') are not affected.
+`.' and `..' are never toggled.
+As always, hidden subdirs are not affected."
+ (interactive)
+ (save-excursion
+ (goto-char (point-min))
+ (let (buffer-read-only)
+ (while (not (eobp))
+ (or (dired-between-files)
+ (looking-at dired-re-dot)
+ ;; use subst instead of insdel because it does not move
+ ;; the gap and thus should be faster and because
+ ;; other characters are left alone automatically
+ (apply 'subst-char-in-region
+ (point) (1+ (point))
+ (if (eq ?\040 (following-char)) ; SPC
+ (list ?\040 dired-marker-char)
+ (list dired-marker-char ?\040))))
+ (forward-line 1)))))
\f
;;; Commands to mark or flag files based on their characteristics or names.
(and fn (string-match regexp (file-name-nondirectory fn)))))
"matching file")))
+(defun dired-mark-files-containing-regexp (regexp &optional marker-char)
+ "Mark all files with contents containing REGEXP for use in later commands.
+A prefix argument means to unmark them instead.
+`.' and `..' are never marked."
+ (interactive
+ (list (dired-read-regexp (concat (if current-prefix-arg "Unmark" "Mark")
+ " files containing (regexp): "))
+ (if current-prefix-arg ?\040)))
+ (let ((dired-marker-char (or marker-char dired-marker-char)))
+ (dired-mark-if
+ (and (not (looking-at dired-re-dot))
+ (not (eolp)) ; empty line
+ (let ((fn (dired-get-filename nil t)))
+ (when (and fn (file-readable-p fn)
+ (not (file-directory-p fn)))
+ (let ((prebuf (get-file-buffer fn)))
+ (message "Checking %s" fn)
+ ;; For now we do it inside emacs
+ ;; Grep might be better if there are a lot of files
+ (if prebuf
+ (with-current-buffer prebuf
+ (save-excursion
+ (goto-char (point-min))
+ (re-search-forward regexp nil t)))
+ (with-temp-buffer
+ (insert-file-contents fn)
+ (goto-char (point-min))
+ (re-search-forward regexp nil t))))
+ )))
+ "matching file")))
+
(defun dired-flag-files-regexp (regexp)
"In dired, flag all files containing the specified REGEXP for deletion.
The match is against the non-directory part of the filename. Use `^'
(file-name-nondirectory fn)))))
"auto save file")))
+(defvar dired-garbage-files-regexp
+ "\\.log$\\|\\.toc$\\|\\.dvi$\\|\\.bak$\\|\\.orig$\\|\\.rej$"
+ "*Regular expression to match \"garbage\" files for `dired-flag-garbage-files'.")
+
+(defun dired-flag-garbage-files ()
+ "Flag for deletion all files that match `dired-garbage-files-regexp'."
+ (interactive)
+ (dired-flag-files-regexp dired-garbage-files-regexp))
+
(defun dired-flag-backup-files (&optional unflag-p)
"Flag all backup files (names ending with `~') for deletion.
With prefix argument, unflag these files."
(subst-char-in-region (match-beginning 0)
(match-end 0) old new)))))))
-(defun dired-unmark-all-files-no-query ()
+(defun dired-unmark-all-marks ()
"Remove all marks from all files in the Dired buffer."
(interactive)
(dired-unmark-all-files ?\r))
;; Toggle between sort by date/name. Reverts the buffer.
(setq dired-actual-switches
(let (case-fold-search)
- (concat
- "-l"
- (dired-replace-in-string (concat "[-lt"
- dired-ls-sorting-switches "]")
- ""
- dired-actual-switches)
- (if (string-match (concat "[t" dired-ls-sorting-switches "]")
- dired-actual-switches)
- ""
- "t"))))
+ (if (string-match " " dired-actual-switches)
+ ;; New toggle scheme: add/remove a trailing " -t"
+ (if (string-match " -t\\'" dired-actual-switches)
+ (dired-replace-in-string " -t\\'" "" dired-actual-switches)
+ (concat dired-actual-switches " -t"))
+ ;; old toggle scheme: look for some 't' switch and add/remove it
+ (concat
+ "-l"
+ (dired-replace-in-string (concat "[-lt"
+ dired-ls-sorting-switches "]")
+ ""
+ dired-actual-switches)
+ (if (string-match (concat "[t" dired-ls-sorting-switches "]")
+ dired-actual-switches)
+ ""
+ "t")))))
(dired-sort-set-modeline)
(revert-buffer))
a prefix arg lets you edit the `ls' switches used for the new listing."
t)
-(autoload 'dired-string-replace-match "dired-aux"
- "Replace first match of REGEXP in STRING with NEWTEXT.
-If it does not match, nil is returned instead of the new string.
-Optional arg LITERAL means to take NEWTEXT literally.
-Optional arg GLOBAL means to replace all matches."
- t)
-
(autoload 'dired-create-directory "dired-aux"
"Create a directory called DIRECTORY."
t)
(autoload 'dired-do-copy-regexp "dired-aux"
"Copy all marked files containing REGEXP to NEWNAME.
-See function `dired-rename-regexp' for more info."
+See function `dired-do-rename-regexp' for more info."
t)
(autoload 'dired-do-hardlink-regexp "dired-aux"
"Hardlink all marked files containing REGEXP to NEWNAME.
-See function `dired-rename-regexp' for more info."
+See function `dired-do-rename-regexp' for more info."
t)
(autoload 'dired-do-symlink-regexp "dired-aux"
"Symlink all marked files containing REGEXP to NEWNAME.
-See function `dired-rename-regexp' for more info."
+See function `dired-do-rename-regexp' for more info."
t)
(autoload 'dired-upcase "dired-aux"