Method isOpen

Utilities/cmcppdap/src/socket.cpp:160–170

dap::ReaderWriter compliance

  // dap::ReaderWriter compliance
  bool isOpen() {
    {
      RLock l(mutex);
      if ((s != InvalidSocket) && !errored(s)) {
        return true;
      }
    }
    WLock lock(mutex);
    s = InvalidSocket;
    return false;
  }

  void close() {
    {