From 1fa7dec70246aaa6e693baa3598e6cf8f46669ca Mon Sep 17 00:00:00 2001
From: Cyril Hrubis <metan@ucw.cz>
Date: Thu, 11 Apr 2013 16:55:14 +0200
Subject: [PATCH] spiv: Exit if no images were passed.

Signed-off-by: Cyril Hrubis <metan@ucw.cz>
---
 demos/spiv/spiv.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/demos/spiv/spiv.c b/demos/spiv/spiv.c
index 5a92232a..fcb7ed58 100644
--- a/demos/spiv/spiv.c
+++ b/demos/spiv/spiv.c
@@ -833,7 +833,13 @@ int main(int argc, char *argv[])
 			return 1;
 		}
 	}
-	
+
+	if (optind >= argc) {
+		fprintf(stderr, "Requires path to at least one image\n\n");
+		print_help();
+		return 1;
+	}
+
 	GP_SetDebugLevel(debug_level);
 
 	signal(SIGINT, sighandler);
-- 
2.11.4.GIT