fix stub to accept user properly

diff --git a/scripts/dev/gen_verify_stub b/scripts/dev/gen_verify_stub
index 4d07a9dcb8a4de09a1ee2b938c46b7ffa4693762..1dc3ba0cee99f75290241b1a6357979b0cc306fe 100755 (executable)
--- a/scripts/dev/gen_verify_stub
+++ b/scripts/dev/gen_verify_stub
@@ -30,7 +30,7 @@ do
                exit 3
        fi
 
-       if [ -n $GPG_USER ]
+       if [ "x$GPG_USER" == "x" ]
        then
                gpg --armor --detach-sign $TARBALL
        else