Add 2010 to copyright years.

[gnu-emacs] / lisp / wdired.el

diff --git a/lisp/wdired.el b/lisp/wdired.el
index e2d6a4b85b8eca7b0c77e75708b3c4f4e26db1cb..375bc26b8698dcf193fe2bd1025d99c79f2d6399 100644 (file)
--- a/lisp/wdired.el
+++ b/lisp/wdired.el
@@ -1,6 +1,7 @@
 ;;; wdired.el --- Rename files editing their names in dired buffers
 
-;; Copyright (C) 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010
+;;   Free Software Foundation, Inc.
 
 ;; Filename: wdired.el
 ;; Author: Juan León Lahoz García <juanleon1@gmail.com>
@@ -369,10 +370,11 @@ non-nil means return old filename."
   (interactive)
   (wdired-change-to-dired-mode)
   (let ((changes nil)
-       (files-deleted nil)
-        (file-renames ())
        (errors 0)
-       file-ori file-new tmp-value)
+       files-deleted
+       files-renamed
+       some-file-names-unchanged
+       file-old file-new tmp-value)
     (save-excursion
       (when (and wdired-allow-to-redirect-links
                 (fboundp 'make-symbolic-link))
@@ -386,20 +388,32 @@ non-nil means return old filename."
        (setq changes (or changes (car tmp-value))))
       (goto-char (point-max))
       (while (not (bobp))
-       (setq file-ori (wdired-get-filename nil t))
-       (when file-ori
+       (setq file-old (wdired-get-filename nil t))
+       (when file-old
          (setq file-new (wdired-get-filename))
-          (unless (equal file-new file-ori)
+          (if (equal file-new file-old)
+             (setq some-file-names-unchanged t)
             (setq changes t)
             (if (not file-new)         ;empty filename!
-                (push file-ori files-deleted)
-              (push (cons file-ori (substitute-in-file-name file-new))
-                    file-renames))))
+                (push file-old files-deleted)
+              (push (cons file-old (substitute-in-file-name file-new))
+                    files-renamed))))
        (forward-line -1)))
-    (when file-renames
-      (setq errors (+ errors (wdired-do-renames file-renames))))
+    (when files-renamed
+      (setq errors (+ errors (wdired-do-renames files-renamed))))
     (if changes
-        (revert-buffer) ;The "revert" is necessary to re-sort the buffer
+       (progn
+         ;; If we are displaying a single file (rather than the
+         ;; contents of a directory), change dired-directory if that
+         ;; file was renamed.  (This ought to be generalized to
+         ;; handle the multiple files case, but that's less trivial).
+         (when (and (stringp dired-directory)
+                    (not (file-directory-p dired-directory))
+                    (null some-file-names-unchanged)
+                    (= (length files-renamed) 1))
+           (setq dired-directory (cdr (car files-renamed))))
+         ;; Re-sort the buffer.
+         (revert-buffer))
       (let ((inhibit-read-only t))
        (remove-text-properties (point-min) (point-max)
                                '(old-name nil end-name nil old-link nil
@@ -472,7 +486,7 @@ non-nil means return old filename."
                                     file-new "' failed:\n%s\n")
                             err)))))))))
     errors))
-      
+
 
 (defun wdired-exit ()
   "Exit wdired and return to dired mode.
@@ -539,7 +553,7 @@ Optional arguments are ignored."
   (if (and
        (buffer-modified-p)
        (not (y-or-n-p "Buffer changed. Discard changes and kill buffer? ")))
-      (error "Error.")))
+      (error "Error")))
 
 (defun wdired-next-line (arg)
   "Move down lines then position at filename or the current column.
@@ -728,9 +742,9 @@ Like original function but it skips read-only words."
 (defun wdired-set-bit ()
   "Set a permission bit character."
   (interactive)
-  (if (wdired-perm-allowed-in-pos last-command-char
+  (if (wdired-perm-allowed-in-pos last-command-event
                                   (- (current-column) wdired-col-perm))
-      (let ((new-bit (char-to-string last-command-char))
+      (let ((new-bit (char-to-string last-command-event))
             (inhibit-read-only t)
            (pos-prop (- (point) (- (current-column) wdired-col-perm))))
         (put-text-property 0 1 'keymap wdired-perm-mode-map new-bit)