We are using variables - use set -u to be sure we always have them declared

diff --git a/movein b/movein
index 9d7e03e996ce81418a7fdfc792e26a12618ec115..f6000fbd36d0cae3336d53b61fb828aea605737c 100755 (executable)
--- a/movein
+++ b/movein
@@ -19,6 +19,7 @@
 
 
 set -e
+set -u
 
 usage() {
     bn=$(basename $0)