Add -q option.

1 files changed, 6 insertions, 3 deletions

diff --git a/lib-src/vcdiff b/lib-src/vcdiff
index 2dd48650d1e..ff3280206f9 100755
--- a/lib-src/vcdiff
+++ b/lib-src/vcdiff
@@ -3,12 +3,13 @@
 # Enhanced sccs diff utility for use with vc mode.
 # This version is more compatible with rcsdiff(1).
 #
-#       $Id: vcdiff,v 1.2 1992/06/03 04:56:26 eric Exp $
+#       $Id: vcdiff,v 1.1 1992/08/04 16:08:22 eric Exp eggert $
 #
 
 DIFF="diff"
-usage="$0: Usage: vcdiff [-r<sid1>] [-r<sid2>] [diffopts] sccsfile..."
+usage="$0: Usage: vcdiff [-q] [-r<sid1>] [-r<sid2>] [diffopts] sccsfile..."
 
+echo=
 sid1=-r sid2=
 
 for f
@@ -16,6 +17,8 @@ do
         case $f in
         -*)
                 case $f in
+                -q)
+                        echo=:;;
                 -r?*)
                         case $sid1 in
                         -r)
@@ -71,7 +74,7 @@ do
                                 workfile=$rev2
                         esac
                 then
-                        echo $DIFF $options $sid1 $sid2 $workfile >&2
+                        $echo $DIFF $options $sid1 $sid2 $workfile >&2
                         $DIFF $options $rev1 $workfile
                         s=$?
                 fi