Function SDL_IsGameController

deps/SDL2/src/joystick/SDL_gamecontroller.c:1498–1506

* Return 1 if the joystick at this device index is a supported controller */

 * Return 1 if the joystick at this device index is a supported controller
 */
SDL_bool
SDL_IsGameController(int device_index)
{
    ControllerMapping_t *pSupportedController = SDL_PrivateGetControllerMapping(device_index);
    if (pSupportedController) {
        return SDL_TRUE;
    }
    return SDL_FALSE;
}

/*
 * Return 1 if the game controller should be ignored by SDL