Error code 0 was returned when the installation failed!

diff --git a/mach/install b/mach/install
index ed04d7a..8d87ed1 100755 (executable)
--- a/mach/install
+++ b/mach/install
@@ -17,4 +17,5 @@ then
        exit 0
 else
        echo Sorry, can not create "lib/${MACH}/$DEST".
+       exit 1
 fi