Method do_accept

example/cpp11/local/fd_passing_stream_server.cpp:115–127

private:
  void do_accept()
  {
    acceptor_.async_accept(
        [this](boost::system::error_code ec, stream_protocol::socket socket)
        {
          if (!ec)
          {
            std::make_shared<session>(std::move(socket))->start();
          }

          do_accept();
        });
  }

  stream_protocol::acceptor acceptor_;
};