;;; 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
(defgroup uniquify nil
"Unique buffer names dependent on file name."
- :group 'applications)
+ :group 'files)
(defcustom uniquify-buffer-name-style 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