lastBackups gibt nun Fehler bei überflüssigen/falschen Parametern

1 files changed, 15 insertions, 6 deletions

diff --git a/lastBackups.in b/lastBackups.in
index e0cefd2..ce27350 100755
--- a/lastBackups.in
+++ b/lastBackups.in
@@ -5,22 +5,31 @@
 [ -r "#ETCDIR#/backup.conf" ] && \
   . "#ETCDIR#/backup.conf"
 
-if [ $# -eq 1 ]
-then
-  if [ "$1" == "--help" ]
-  then
-    >&2 echo \
+usage () {
+  >&2 echo \
 'Usage: lastBackups
 Show information about date of last backups and warn about outdated ones.
 
 Options:
 #HELPTEXT#  #'
-    exit 0
+  [ -n "$1" ] && exit $1
+  exit 1
+}
+
+if [ $# -eq 1 ]
+then
+  if [ "$1" == "--help" ]
+  then
+    usage 0
   elif [ "$1" == "--version" ]
   then
     >&2 echo '#VERSION#'
     exit 0
   fi
+  usage
+elif [ $# -gt 1 ]
+then
+  usage
 fi
 
 unset namen