Function ensureExtensionsInit

src/SFML/Window/Unix/GlxContext.cpp:61–74

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void ensureExtensionsInit(::Display* display, int screen)
{
    static bool initialized = false;
    if (!initialized)
    {
        initialized = true;

        // We don't check the return value since the extension
        // flags are cleared even if loading fails
        gladLoaderLoadGLX(display, screen);

        gladLoadGLX(display, screen, sf::priv::GlxContext::getFunction);
    }
}


int handleXError(::Display*, XErrorEvent*)