depcomp: recognize tabs as whitespace in the dashmstdout mode

Commit Release-1-7-2b-2-gf03ceab "Cope with DOS filenames in
dependencies." inadvertedly converted tabs into spaces.

* lib/depcomp (dashmstdout): Add a tab character to all sets
matching whitespace.

diff --git a/lib/depcomp b/lib/depcomp
index ff4e08f..606d09c 100755 (executable)
--- a/lib/depcomp
+++ b/lib/depcomp
@@ -1,10 +1,10 @@
 #! /bin/sh
 # depcomp - compile a program generating dependencies as side-effects
 
-scriptversion=2011-12-04.11; # UTC
+scriptversion=2012-02-03.07; # UTC
 
 # Copyright (C) 1999, 2000, 2003, 2004, 2005, 2006, 2007, 2009, 2010,
-# 2011 Free Software Foundation, Inc.
+# 2011, 2012 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -502,7 +502,7 @@ dashmstdout)
   # in the target name.  This is to cope with DOS-style filenames:
   # a dependency such as 'c:/foo/bar' could be seen as target 'c' otherwise.
   "$@" $dashmflag |
-    sed 's:^[  ]*[^: ][^:][^:]*\:[    ]*:'"$object"'\: :' > "$tmpdepfile"
+    sed 's:^[   ]*[^:   ][^:][^:]*\:[   ]*:'"$object"'\: :' > "$tmpdepfile"
   rm -f "$depfile"
   cat < "$tmpdepfile" > "$depfile"
   tr ' ' '