From e1601bb23693ed4f72f791ae535dd1a05e8b1fba Mon Sep 17 00:00:00 2001
From: Alex Myczko <alex@aiei.ch>
Date: Wed, 5 Sep 2018 11:43:36 +0200
Subject: [PATCH] Update fontdump.c

exit if no file given to inspect
---
 fontdump.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fontdump.c b/fontdump.c
index 5bdfed7..76baf4e 100644
--- a/fontdump.c
+++ b/fontdump.c
@@ -81,6 +81,7 @@ int main(int argc, char* argv[])
 
     if (argc<2) {
 	printf("Syntax: fontdump video.rom\n");
+	exit(1);
     }
 
     f=fopen(argv[1],"r");