From 5268bc2d753a2aa893419dcc5900cd1d25703c08 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Rafa=C3=ABl=20Carr=C3=A9?= <funman@videolan.org>
Date: Thu, 6 Dec 2007 01:20:26 +0000
Subject: [PATCH] fix #1382

---
 modules/gui/qt4/qt4.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/gui/qt4/qt4.cpp b/modules/gui/qt4/qt4.cpp
index 6f1ad1e301..686456bda3 100644
--- a/modules/gui/qt4/qt4.cpp
+++ b/modules/gui/qt4/qt4.cpp
@@ -177,7 +177,8 @@ static int Open( vlc_object_t *p_this )
     intf_thread_t *p_intf = (intf_thread_t *)p_this;
     p_intf->pf_run = Run;
 #if defined HAVE_GETENV && defined Q_WS_X11
-    if( !getenv( "DISPLAY" ) )
+    char *psz_display = getenv( "DISPLAY" );
+    if( !psz_display || !*psz_display )
     {
         msg_Err(p_intf, "no X server");
         return VLC_EGENERIC;
-- 
2.39.2