From: Juri Linkov <juri@jurta.org>
Date: Fri, 14 Sep 2012 22:58:43 +0000 (+0300)
Subject: * lisp/dired-aux.el (dired-do-chmod): Use `eq' to detect empty input.
X-Git-Tag: emacs-24.2.90~274^2~3
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=cb26b7f5728f68d118c2f1a6694f6cedbf28a0d9;p=emacs.git

* lisp/dired-aux.el (dired-do-chmod): Use `eq' to detect empty input.

Fixes: debbugs:12399
---

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 2b5b5f49b58..e27fa53e7b5 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2012-09-14  Juri Linkov  <juri@jurta.org>
+
+	* dired-aux.el (dired-do-chmod): Use `eq' to detect empty input.
+	(Bug#12399)
+
 2012-09-14  Stefan Monnier  <monnier@iro.umontreal.ca>
 
 	* emacs-lisp/advice.el (ad-prognify): Remove, use macroexp-progn.
diff --git a/lisp/dired-aux.el b/lisp/dired-aux.el
index b42df954fe5..e5ca463e8d4 100644
--- a/lisp/dired-aux.el
+++ b/lisp/dired-aux.el
@@ -281,7 +281,10 @@ Symbolic modes like `g+w' are allowed."
 		 "Change mode of %s to: "
 		 nil 'chmod arg files default))
 	 num-modes)
-    (cond ((equal modes "")
+    (cond ((or (equal modes "")
+	       ;; Use `eq' instead of `equal'
+	       ;; to detect empty input (bug#12399).
+	       (eq modes default))
 	   ;; We used to treat empty input as DEFAULT, but that is not
 	   ;; such a good idea (Bug#9361).
 	   (error "No file mode specified"))