Method StopUserSignalHandlerThread

be/src/kudu/util/minidump.cc:293–299

}

void MinidumpExceptionHandler::StopUserSignalHandlerThread() {
  user_signal_handler_thread_running_.store(false, std::memory_order_relaxed);
  std::atomic_thread_fence(std::memory_order_release); // Store before signal.
  // Send SIGUSR1 signal to thread, which will wake it up.
  kill(getpid(), SIGUSR1);
  user_signal_handler_thread_->Join();
}

void MinidumpExceptionHandler::RunUserSignalHandlerThread() {
  sigset_t signals = GetSigset(SIGUSR1);