improved return code

diff --git a/shake b/shake
index 59a40ef015d7ec9583916b879b18a0adc8c2cc25..d309400ad4972a5a4fe15ec370c2f3fd19c2ca71 100755 (executable)
--- a/shake
+++ b/shake
@@ -68,4 +68,5 @@ if [[ -n $line ]]; then
     fi
 else
     echo -e "${MARKSTR} is not defined." >&2
+    exit 1
 fi