From e4f764eb5e4a1b87627f971f9426f63ed2fca1d6 Mon Sep 17 00:00:00 2001
From: Gautier Pelloux-Prayer
 <gautier.pelloux-prayer@belledonne-communications.com>
Date: Wed, 4 Jun 2014 12:01:36 +0200
Subject: [PATCH] display error message when invalid argument is given to
 liblinphone_tester

---
 tester/liblinphone_tester.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tester/liblinphone_tester.c b/tester/liblinphone_tester.c
index f47a556b9..7b5043680 100644
--- a/tester/liblinphone_tester.c
+++ b/tester/liblinphone_tester.c
@@ -203,6 +203,7 @@ int main (int argc, char *argv[])
 			}
 			return 0;
 		} else {
+			fprintf(stderr, "Unknown option \"%s\"\n", argv[i]); \
 			helper(argv[0]);
 			return -1;
 		}