Method libdlLockLock

src/threadsync.cpp:122–140

}

bool
ThreadSync::libdlLockLock()
{
  int saved_errno = errno;
  bool lockAcquired = false;

  // The process is still initializing. We don't need to acquire lock.
  if (WorkerState::currentState() == WorkerState::UNKNOWN) {
    return false;
  }

  if (libdlLockOwner != gettid()) {
    JASSERT(DmtcpMutexLock(&libdlLock) == 0);
    libdlLockOwner = gettid();
    lockAcquired = true;
  }
  errno = saved_errno;
  return lockAcquired;
}

void
ThreadSync::libdlLockUnlock()