winex11: Improved error handling in pglXMakeCurrent() call.

ddada675 · Joshua Beck · Alexandre Julliard · 6771ed40 · ddada675
Commit ddada675 authored Mar 24, 2011 by Joshua Beck Committed by Alexandre Julliard Mar 29, 2011
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opengl.c dlls/winex11.drv/opengl.c +5 -2

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--- a/dlls/winex11.drv/opengl.c
+++ b/dlls/winex11.drv/opengl.c
@@ -344,8 +344,11 @@ static BOOL X11DRV_WineGL_InitOpenglInfo(void)
    else
        win = root;

-    pglXMakeCurrent(gdi_display, win, ctx);
-
+    if(pglXMakeCurrent(gdi_display, win, ctx) == 0)
+    {
+        ERR_(winediag)( "Unable to activate OpenGL context, most likely your OpenGL drivers haven't been installed correctly\n" );
+        goto done;
+    }
    WineGLInfo.glVersion = (const char *) pglGetString(GL_VERSION);
    str = (const char *) pglGetString(GL_EXTENSIONS);
    WineGLInfo.glExtensions = HeapAlloc(GetProcessHeap(), 0, strlen(str)+1);