]> code.delx.au - gnu-emacs/blobdiff - lisp/dired.el
* net/tramp.el (tramp-replace-environment-variables): New defun.
[gnu-emacs] / lisp / dired.el
index 51067e46001bc70b678fe66556aabdb323eae7e3..375894ca8c195d27caa266e64069d8526fb71e52 100644 (file)
@@ -1,7 +1,7 @@
 ;;; dired.el --- directory-browsing commands
 
 ;; Copyright (C) 1985, 1986, 1992, 1993, 1994, 1995, 1996, 1997, 2000,
-;;   2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+;;   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 
 ;; Author: Sebastian Kremer <sk@thp.uni-koeln.de>
 ;; Maintainer: FSF
@@ -70,7 +70,7 @@ If nil, `dired-listing-switches' is used.")
 
 ;;;###autoload
 (defvar dired-chown-program
-  (if (memq system-type '(hpux dgux usg-unix-v irix linux gnu/linux cygwin))
+  (if (memq system-type '(hpux usg-unix-v irix linux gnu/linux cygwin))
       "chown"
     (if (file-exists-p "/usr/sbin/chown")
        "/usr/sbin/chown"
@@ -344,13 +344,15 @@ Subexpression 2 must end right before the \\n or \\r.")
 (defvar dired-warning-face 'dired-warning
   "Face name used for a part of a buffer that needs user attention.")
 
-(defface dired-warn-writable
+(defface dired-perm-write
   '((((type w32 pc)) :inherit default)  ;; These default to rw-rw-rw.
-    (t (:inherit font-lock-warning-face)))
+    ;; Inherit from font-lock-comment-delimiter-face since with min-colors 8
+    ;; font-lock-comment-face is not colored any more.
+    (t (:inherit font-lock-comment-delimiter-face)))
   "Face used to highlight permissions of group- and world-writable files."
   :group 'dired-faces
   :version "22.2")
-(defvar dired-warn-writable-face 'dired-warn-writable
+(defvar dired-perm-write-face 'dired-perm-write
   "Face name used for permissions of group- and world-writable files.")
 
 (defface dired-directory
@@ -414,10 +416,10 @@ Subexpression 2 must end right before the \\n or \\r.")
    ;; fields with keymaps to frob the permissions, somewhat a la XEmacs.
    (list (concat dired-re-maybe-mark dired-re-inode-size
                 "[-d]....\\(w\\)....") ; group writable
-        '(1 dired-warn-writable-face))
+        '(1 dired-perm-write-face))
    (list (concat dired-re-maybe-mark dired-re-inode-size
                 "[-d].......\\(w\\).") ; world writable
-        '(1 dired-warn-writable-face))
+        '(1 dired-perm-write-face))
    ;;
    ;; Subdirectories.
    (list dired-re-dir
@@ -592,15 +594,12 @@ Don't use that together with FILTER."
            ;; If a dialog is about to be used, call read-directory-name so
            ;; the dialog code knows we want directories.  Some dialogs can
            ;; only select directories or files when popped up, not both.
-           (if (next-read-file-uses-dialog-p)
+           (let ((default (and buffer-file-name
+                               (abbreviate-file-name buffer-file-name))))
+             (minibuffer-with-setup-hook
+                 (lambda () (setq minibuffer-default default))
                (read-directory-name (format "Dired %s(directory): " str)
-                                    nil default-directory nil)
-             (let ((default (and buffer-file-name
-                                 (abbreviate-file-name buffer-file-name))))
-               (minibuffer-with-setup-hook
-                   (lambda () (setq minibuffer-default default))
-                 (read-file-name (format "Dired %s(directory): " str)
-                                 nil default-directory nil)))))))
+                                    nil default-directory nil))))))
 
 ;;;###autoload (define-key ctl-x-map "d" 'dired)
 ;;;###autoload
@@ -2550,8 +2549,10 @@ non-empty directories is allowed."
   (if (= 1 count) "" "s"))
 
 (defun dired-mark-prompt (arg files)
-  ;; Return a string for use in a prompt, either the current file
-  ;; name, or the marker and a count of marked files.
+  "Return a string for use in a prompt, either the current file
+name, or the marker and a count of marked files."
+  ;; distinguish-one-marked can cause the first element to be just t.
+  (if (eq (car files) t) (setq files (cdr files)))
   (let ((count (length files)))
     (if (= count 1)
        (car files)
@@ -3249,7 +3250,7 @@ Anything else means ask for each directory."
 
 (defun dired-dnd-popup-notice ()
   (message-box
-   "Recursive copies not enabled.\nSee variable dired-recursive-copies."))
+   "Dired recursive copies are currently disabled.\nSee the variable `dired-recursive-copies'."))
 
 
 (defun dired-dnd-do-ask-action (uri)
@@ -3277,37 +3278,46 @@ URI is the file to handle, ACTION is one of copy, move, link or ask.
 Ask means pop up a menu for the user to select one of copy, move or link."
   (require 'dired-aux)
   (let* ((from (dnd-get-local-file-name uri t))
-        (to (if from (concat (dired-current-directory)
-                          (file-name-nondirectory from))
-              nil)))
-    (if from
-       (cond ((or (eq action 'copy)
-                  (eq action 'private))        ; Treat private as copy.
-
-              ;; If copying a directory and dired-recursive-copies is nil,
-              ;; dired-copy-file silently fails.  Pop up a notice.
-              (if (and (file-directory-p from)
-                       (not dired-recursive-copies))
-                  (dired-dnd-popup-notice)
-                (progn
-                  (dired-copy-file from to 1)
-                  (dired-relist-entry to)
-                  action)))
-
-              ((eq action 'move)
-               (dired-rename-file from to 1)
-               (dired-relist-entry to)
-               action)
-
-              ((eq action 'link)
-               (make-symbolic-link from to 1)
-               (dired-relist-entry to)
-               action)
-
-              ((eq action 'ask)
-               (dired-dnd-do-ask-action uri))
-
-              (t nil)))))
+        (to (when from
+              (concat (dired-current-directory)
+                      (file-name-nondirectory from)))))
+    (when from
+      (cond ((eq action 'ask)
+            (dired-dnd-do-ask-action uri))
+           ;; If copying a directory and dired-recursive-copies is
+           ;; nil, dired-copy-file fails.  Pop up a notice.
+           ((and (memq action '(copy private))
+                 (file-directory-p from)
+                 (not dired-recursive-copies))
+            (dired-dnd-popup-notice))
+           ((memq action '(copy private move link))
+            (let ((overwrite (and (file-exists-p to)
+                                  (y-or-n-p
+                                   (format "Overwrite existing file `%s'? " to))))
+                  ;; Binding dired-overwrite-confirmed to nil makes
+                  ;; dired-handle-overwrite a no-op.  We instead use
+                  ;; y-or-n-p, which pops a graphical menu.
+                  dired-overwrite-confirmed backup-file)
+              (when (and overwrite
+                         ;; d-b-o is defined in dired-aux.
+                         (boundp 'dired-backup-overwrite)
+                         dired-backup-overwrite
+                         (setq backup-file
+                               (car (find-backup-file-name to)))
+                         (or (eq dired-backup-overwrite 'always)
+                             (y-or-n-p
+                              (format
+                               "Make backup for existing file `%s'? " to))))
+                (rename-file to backup-file 0)
+                (dired-relist-entry backup-file))
+              (cond ((memq action '(copy private))
+                     (dired-copy-file from to overwrite))
+                    ((eq action 'move)
+                     (dired-rename-file from to overwrite))
+                    ((eq action 'link)
+                     (make-symbolic-link from to overwrite)))
+              (dired-relist-entry to)
+              action))))))
 
 (defun dired-dnd-handle-file (uri action)
   "Copy, move or link a file to the dired directory if it is a local file.