From: Stefan Monnier <monnier@iro.umontreal.ca>
Date: Wed, 23 Jul 2003 15:34:14 +0000 (+0000)
Subject: (vc-svn-diff-switches): Don't default to vc-diff-switches.
X-Git-Tag: ttn-vms-21-2-B4~9243
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=8462aca5ffe54a4c3bd6a18837ff10a26d84aa62;p=emacs.git

(vc-svn-diff-switches): Don't default to vc-diff-switches.
---

diff --git a/lisp/vc-svn.el b/lisp/vc-svn.el
index 46d83685475..1d46c90d9c8 100644
--- a/lisp/vc-svn.el
+++ b/lisp/vc-svn.el
@@ -65,9 +65,13 @@ A string or list of strings passed to the checkin program by
   :version "21.4"
   :group 'vc)
 
-(defcustom vc-svn-diff-switches nil
-  "*A string or list of strings specifying extra switches for svn diff under VC."
-    :type '(choice (const :tag "None" nil)
+(defcustom vc-svn-diff-switches
+  t			   ;`svn' doesn't support common args like -c or -b.
+  "String or list of strings specifying extra switches for svn diff under VC.
+If nil, use the value of `vc-diff-switches'.
+If you want to force an empty list of arguments, use t."
+  :type '(choice (const :tag "Unspecified" nil)
+		 (const :tag "None" t)
 		 (string :tag "Argument String")
 		 (repeat :tag "Argument List"
 			 :value ("")