From 378a92b4c6ea652a02855a6b73e06290acc69268 Mon Sep 17 00:00:00 2001
From: arcum42 <arcum42@96395faa-99c1-11dd-bbfe-3dabce05a288>
Date: Sat, 9 Apr 2011 06:28:28 +0000
Subject: [PATCH] GSdx: Quick sanity check before creating a SDL window.

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@4558 96395faa-99c1-11dd-bbfe-3dabce05a288
---
 plugins/GSdx/GSWnd.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/plugins/GSdx/GSWnd.cpp b/plugins/GSdx/GSWnd.cpp
index 41bb0affbc..60579f183f 100644
--- a/plugins/GSdx/GSWnd.cpp
+++ b/plugins/GSdx/GSWnd.cpp
@@ -327,7 +327,7 @@ GSWnd::~GSWnd()
 
 // Actually the destructor is not called when there is a GSclose or GSshutdown
 // The window still need to be closed
-void GSWnd::Detach() 
+void GSWnd::Detach()
 {
 	if(m_window != NULL)
 	{
@@ -345,6 +345,11 @@ bool GSWnd::Create(const string& title, int w, int h)
 		h = theApp.GetConfig("ModeHeight", 480);
 	}
 
+#ifdef _LINUX
+    // Sanity check; if there aren't any video displays available, we can't create a window.
+    if (SDL_GetNumVideoDisplays() <= 0) return false;
+#endif
+
 	m_window = SDL_CreateWindow(title.c_str(), 100, 100, w, h, SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE);
 
 	return true;