Method tryWait

kernel/orbis/src/evf.cpp:98–119

}

orbis::ErrorCode orbis::EventFlag::tryWait(Thread *thread,
                                           std::uint8_t waitMode,
                                           std::uint64_t bitPattern) {
  rx::writer_lock lock(queueMtx);

  if (isDeleted) {
    return ErrorCode::ACCES;
  }

  auto waitingThread =
      WaitingThread{.bitPattern = bitPattern, .waitMode = waitMode};

  if (auto patValue = value.load(std::memory_order::relaxed);
      waitingThread.test(patValue)) {
    auto resultValue = waitingThread.applyClear(patValue);
    value.store(resultValue, std::memory_order::relaxed);
    thread->evfResultPattern = patValue;
    return {};
  }

  return ErrorCode::BUSY;
}

std::size_t orbis::EventFlag::notify(NotifyType type, std::uint64_t bits) {
  rx::writer_lock lock(queueMtx);