Method is_closed

include/shared/rpc/IPCSocketClient.h:82–86

Test if the socket was closed or it wasn't initialized.

  /// Test if the socket was closed or it wasn't initialized.
  bool
  is_closed() const
  {
    return (_sock < 0);
  }

protected:
  std::int64_t       _safe_write(int fd, const char *buffer, int len);