Method clean

Extensions/PilotOSMachine/easylogging++.cpp:2306–2314

}

bool AsyncDispatchWorker::clean(void) {
  std::mutex m;
  std::unique_lock<std::mutex> lk(m);
  cv.wait(lk, [] { return !ELPP->asyncLogQueue()->empty(); });
  emptyQueue();
  lk.unlock();
  cv.notify_one();
  return ELPP->asyncLogQueue()->empty();
}

void AsyncDispatchWorker::emptyQueue(void) {
  while (!ELPP->asyncLogQueue()->empty()) {