Function progress

test/browser/test_sdl_touch.c:27–35

int got_up = 0;

void progress() {
  if (!got_down) printf("Hold down a finger to generate a touch down event.\n");
  else if (!got_move) printf("Drag a finger to generate a touch move event.\n");
  else if (!got_up) printf("Release a finger to generate a touch up event.\n");
  else
  {
    emscripten_force_exit(0);
  }
}

void loop() {
  SDL_Event event;