Exit on invalid options.

diff --git a/src/ssic.pl b/src/ssic.pl
index cad68517be2fe7b93d81f69929f8ed4f9c74be91..b6876d5036ef22fe6d323c93ae656f4604f464fc 100644 (file)
--- a/src/ssic.pl
+++ b/src/ssic.pl
@@ -22,6 +22,7 @@ sub main
                        "V|version",
                )) {
                usage(*STDERR);
+               exit(4);
        }
 
        if (exists($opts{'h'})) {