merge trunk

[gnu-emacs] / lisp / uniquify.el

diff --git a/lisp/uniquify.el b/lisp/uniquify.el
index ca8e4bb4638da220b15cc7493d5246b8bf98ed4a..27093042efe6cedf2c1329a840e2c3e6d4d3872d 100644 (file)
--- a/lisp/uniquify.el
+++ b/lisp/uniquify.el
@@ -1,7 +1,7 @@
 ;;; uniquify.el --- unique buffer names dependent on file name
 
 ;; Copyright (C) 1989, 1995, 1996, 1997, 2001, 2002, 2003,
-;;   2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;;   2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 
 ;; Author: Dick King <king@reasoning.com>
 ;; Maintainer: FSF
@@ -89,7 +89,7 @@
 
 (defgroup uniquify nil
   "Unique buffer names dependent on file name."
-  :group 'applications)
+  :group 'files)
 
 
 (defcustom uniquify-buffer-name-style nil
@@ -166,7 +166,7 @@ This can be handy when you have deep parallel hierarchies."
   :type 'boolean
   :group 'uniquify)
 
-(defvar uniquify-list-buffers-directory-modes '(dired-mode cvs-mode)
+(defvar uniquify-list-buffers-directory-modes '(dired-mode cvs-mode vc-dir-mode)
   "List of modes for which uniquify should obey `list-buffers-directory'.
 That means that when `buffer-file-name' is set to nil, `list-buffers-directory'
 contains the name of the directory which the buffer is visiting.")
@@ -427,22 +427,27 @@ in `uniquify-list-buffers-directory-modes', otherwise returns nil."
 
 ;;; Hooks from the rest of Emacs
 
+(defun uniquify-maybe-rerationalize-w/o-cb ()
+  "Re-rationalize buffer names, ignoring current buffer."
+  (and (cdr uniquify-managed)
+       uniquify-buffer-name-style
+       (uniquify-rerationalize-w/o-cb uniquify-managed)))
+
 ;; Buffer deletion
 ;; Rerationalize after a buffer is killed, to reduce coinciding buffer names.
 ;; This mechanism uses `kill-buffer-hook', which runs *before* deletion, so
 ;; it calls `uniquify-rerationalize-w/o-cb' to rerationalize the buffer list
 ;; ignoring the current buffer (which is going to be deleted anyway).
-(defun uniquify-maybe-rerationalize-w/o-cb ()
+(defun uniquify-kill-buffer-function ()
   "Re-rationalize buffer names, ignoring current buffer.
 For use on `kill-buffer-hook'."
-  (if (and (cdr uniquify-managed)
-          uniquify-buffer-name-style
-          uniquify-after-kill-buffer-p)
-      (uniquify-rerationalize-w/o-cb uniquify-managed)))
+  (and uniquify-after-kill-buffer-p
+       (uniquify-maybe-rerationalize-w/o-cb)))
 
 ;; Ideally we'd like to add it buffer-locally, but that doesn't work
 ;; because kill-buffer-hook is not permanent-local :-(
-(add-hook 'kill-buffer-hook 'uniquify-maybe-rerationalize-w/o-cb)
+;; FIXME kill-buffer-hook _is_ permanent-local in 22+.
+(add-hook 'kill-buffer-hook 'uniquify-kill-buffer-function)
 
 ;; The logical place to put all this code is in generate-new-buffer-name.
 ;; It's written in C, so we would add a generate-new-buffer-name-function