From 3743ea1fe3761ddbf8bfaae31c6acbf59a8cdc0a Mon Sep 17 00:00:00 2001
From: Carl Eugen Hoyos <cehoyos@ag.or.at>
Date: Sun, 10 Jul 2011 21:11:37 +0200
Subject: [PATCH] Hint why SDL_Init() may have failed.

---
 ffplay.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ffplay.c b/ffplay.c
index a8be6bea2d..40e0cc1ef4 100644
--- a/ffplay.c
+++ b/ffplay.c
@@ -3027,6 +3027,7 @@ int main(int argc, char **argv)
 #endif
     if (SDL_Init (flags)) {
         fprintf(stderr, "Could not initialize SDL - %s\n", SDL_GetError());
+        fprintf(stderr, "(Did you set the DISPLAY variable?)\n");
         exit(1);
     }