Function main

example/cpp11/timeouts/blocking_tcp_client.cpp:152–192

//----------------------------------------------------------------------

int main(int argc, char* argv[])
{
  try
  {
    if (argc != 4)
    {
      std::cerr << "Usage: blocking_tcp_client <host> <port> <message>\n";
      return 1;
    }

    client c;
    c.connect(argv[1], argv[2], std::chrono::seconds(10));

    auto time_sent = std::chrono::steady_clock::now();

    c.write_line(argv[3], std::chrono::seconds(10));

    for (;;)
    {
      std::string line = c.read_line(std::chrono::seconds(10));

      // Keep going until we get back the line that was sent.
      if (line == argv[3])
        break;
    }

    auto time_received = std::chrono::steady_clock::now();

    std::cout << "Round trip time: ";
    std::cout << std::chrono::duration_cast<
      std::chrono::microseconds>(
        time_received - time_sent).count();
    std::cout << " microseconds\n";
  }
  catch (std::exception& e)
  {
    std::cerr << "Exception: " << e.what() << "\n";
  }

  return 0;
}