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lisp/ChangeLog

+2009-12-28  Juanma Barranquero  <lekktu@gmail.com>
+
+	Supersede color.diff settings in git log (bug#5211).
+
+	* vc-git.el (vc-git-print-log): Pass "--no-color" to log to avoid
+	escape chars in its output when the user has color.diff set to `always'.
+	This fix works on git 1.4.2 and newer (released on 2006-08-13).
+
 2009-12-26  Kevin Ryde  <user42@zip.com.au>
 
 	* info-look.el (sh-mode): Look for coreutils new "Concept Index"

lisp/vc-git.el

@@ -555,7 +555,7 @@ If nil, use the value of `vc-diff-switches'.  If t, use no switches."
 	(apply 'vc-git-command buffer
 	       'async files
 	       (append
-		'("log")
+		'("log" "--no-color")
 		(when shortlog
 		  '("--graph" "--decorate"
 		    "--date=short" "--pretty=format:%d%h  %ad  %s" "--abbrev-commit"))