From: Richard M. Stallman <rms@gnu.org>
Date: Fri, 14 Aug 1998 04:12:01 +0000 (+0000)
Subject: (ediff-next-difference, ediff-previous-difference): Handle nil as arg.
X-Git-Tag: emacs-20.3~62
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=138b07c857175359a710b50b0bc85713a4a6564e;p=emacs.git

(ediff-next-difference, ediff-previous-difference): Handle nil as arg.
---

diff --git a/lisp/ediff-util.el b/lisp/ediff-util.el
index 4b790e4c6c9..320e6ac5ec8 100644
--- a/lisp/ediff-util.el
+++ b/lisp/ediff-util.el
@@ -1631,7 +1631,7 @@ With a prefix argument, go forward that many differences."
   (ediff-barf-if-not-control-buffer)
   (if (< ediff-current-difference ediff-number-of-differences)
       (let ((n (min ediff-number-of-differences
-		    (+ ediff-current-difference arg)))
+		    (+ ediff-current-difference (or arg 1))))
 	    non-clash-skip regexp-skip)
 	    
 	(ediff-visible-region)
@@ -1670,7 +1670,7 @@ With a prefix argument, go back that many differences."
   (interactive "p")
   (ediff-barf-if-not-control-buffer)
   (if (> ediff-current-difference -1)
-      (let ((n (max -1 (- ediff-current-difference arg)))
+      (let ((n (max -1 (- ediff-current-difference (or arg 1))))
 	    non-clash-skip regexp-skip)
 	    
 	(ediff-visible-region)