nixpkgs/pkgs/development/libraries/qt-5/5.6/qtbase/dlopen-gl.patch
2016-06-09 18:44:56 +03:00

17 lines
988 B
Diff

Index: qtbase-opensource-src-5.5.1/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
===================================================================
--- qtbase-opensource-src-5.5.1.orig/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
+++ qtbase-opensource-src-5.5.1/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp
@@ -563,7 +563,12 @@ void (*QGLXContext::getProcAddress(const
{
extern const QString qt_gl_library_name();
// QLibrary lib(qt_gl_library_name());
+ // Check system library paths first
QLibrary lib(QLatin1String("GL"));
+ if (!lib.load()) {
+ // Fallback to Mesa driver
+ lib.setFileName(QLatin1String("@mesa_lib@/lib/libGL"));
+ }
glXGetProcAddressARB = (qt_glXGetProcAddressARB) lib.resolve("glXGetProcAddressARB");
}
}