Function classCall

src/platform/linux/wayland.cpp:39–41

  // Helper to call C++ method from wayland C callback
  template<class T, class Method, Method m, class... Params>
  static auto classCall(void *data, Params... params) -> decltype(((*reinterpret_cast<T *>(data)).*m)(params...)) {
    return ((*reinterpret_cast<T *>(data)).*m)(params...);
  }

#define CLASS_CALL(c, m) classCall<c, decltype(&c::m), &c::m>