From: Joerg Jaspert <joerg@debian.org>
Date: Sat, 4 Jun 2011 11:33:46 +0000 (+0200)
Subject: handle a call with no arguments
X-Git-Url: https://git.toastfreeware.priv.at/gregoa/movein.git/commitdiff_plain/28a8e3d9cbf5423b48b372b5d94509749fbf5dfb?hp=0991f2835418eff45b8655a5dd3191d8412025a8

handle a call with no arguments

without this we just break on the shift and leave the user without any explanation
---

diff --git a/movein b/movein
index bf75c6f..9d7e03e 100755
--- a/movein
+++ b/movein
@@ -226,6 +226,10 @@ END
 
 }
 
+if [ $# -lt 1 ]; then
+    usage
+    exit 1
+fi
 
 command=$1 ; shift
 case "$command" in