GWEN assert on opengl texture file missing

GWEN-assert.patch

From cf8542f420aa3bf0351662f20b8f2301ae134891 Mon Sep 17 00:00:00 2001
From: Shaun Reich <sreich@kde.org>
Date: Mon, 21 Jan 2013 14:51:00 -0500
Subject: [PATCH] make opengl renderer assert on non existent file

---
 gwen/Renderers/OpenGL/OpenGL.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gwen/Renderers/OpenGL/OpenGL.cpp b/gwen/Renderers/OpenGL/OpenGL.cpp
index 717897c..9643bd0 100644
--- a/gwen/Renderers/OpenGL/OpenGL.cpp
+++ b/gwen/Renderers/OpenGL/OpenGL.cpp
@@ -10,6 +10,7 @@
 #include "GL/glew.h"
 #include "FreeImage/FreeImage.h"
 #include <assert.h>
+#include <sys/stat.h>
 
 namespace Gwen
 {
@@ -177,6 +178,11 @@ namespace Gwen
        {
            const wchar_t *wFileName = pTexture->name.GetUnicode().c_str();
 
+           struct stat buf;
+           const int status = stat( pTexture->name.Get().c_str(), &buf);
+           Gwen::Debug::AssertCheck(status != -1,  "Texture load failure, image does not exist");
+
+
            FREE_IMAGE_FORMAT imageFormat = FreeImage_GetFileTypeU( wFileName );
 
            if ( imageFormat == FIF_UNKNOWN )
-- 
1.8.0.2