#define GLFW_INCLUDE_NONE #include #include // Load GL Function #define GL_FUNC(name, return_type, args) \ typedef return_type (*real_##name##_t)args; \ \ __attribute__((__unused__)) static real_##name##_t real_##name() { \ static real_##name##_t func = NULL; \ if (!func) { \ func = (real_##name##_t) glfwGetProcAddress(#name); \ if (!func) { \ ERR("Error Resolving GL Symbol: " #name ": %s", dlerror()); \ } \ } \ return func; \ }