Add -q option.

diff --git a/lib-src/vcdiff b/lib-src/vcdiff
index 2dd48650d1e28debda3a67acce0ef2fab5105751..ff3280206f93923e96015a280aedff72089e16b6 100755 (executable)
--- 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