*** empty log message ***

diff --git a/tests/rwx-to-mode b/tests/rwx-to-mode
index 52bb5d15577b0570482a07e39b8f46aeed81032f..39e1500b9df4c3d9ba56d5b11cac0f852cf52ebd 100755 (executable)
--- a/tests/rwx-to-mode
+++ b/tests/rwx-to-mode
@@ -5,8 +5,16 @@
 
 # FIXME: handle special bits, too.
 
+case $# in
+  1) ;;
+  *) echo "$0: wrong number of arguments" 1>&2
+    echo "Usage: $0 ls-style-mode-string" 1>&2
+    exit 1;;
+esac
+
 rwx=$1
 u=`echo $rwx|sed 's/^.\(...\).*/\1/;s/-//g'`
 g=`echo $rwx|sed 's/^....\(...\).*/\1/;s/-//g'`
 o=`echo $rwx|sed 's/^.......\(...\).*/\1/;s/-//g'`
 echo "=,u=$u,g=$g,o=$o"
+exit 0