contrib/win32/mercurial.ini

--- a/contrib/win32/mercurial.ini	Thu Mar 08 13:35:27 2012 -0600
+++ b/contrib/win32/mercurial.ini	Mon Mar 12 09:39:30 2012 +0100
@@ -71,7 +71,7 @@
 ;cmd.bc3diff = C:\Program Files\Beyond Compare 3\BCompare.exe
 ;cmd.vdiff = C:\Progra~1\TortoiseSVN\bin\TortoiseMerge.exe
 ;cmd.vimdiff = gvim.exe
-;opts.vimdiff = -f '+next' '+execute "DirDiff ".argv(0)." ".argv(1)'
+;opts.vimdiff = -f "+next" "+execute 'DirDiff' fnameescape(argv(0)) fnameescape(argv(1))"
 
 
 [hgk]