#include <boost/asio.hpp>
#include <iostream>

boost::asio::io_service io;
boost::asio::io_service::work io_work(io);

template <typename Socket>
bool poll_read(Socket& sock)
{
    sock.non_blocking(true);
    //sock.native_non_blocking(true);

    boost::system::error_code ec;
    std::cout << "run read_some...\n";
    sock.read_some(boost::asio::null_buffers(), ec);
    std::cout << "read_some done\n";
    if (ec)
        std::cout << "ec: " << ec.message() << "\n";
    return (!ec);
}

void test_sd(int fd)
{
    boost::asio::posix::stream_descriptor sd(io,fd);
    poll_read(sd);
}

void test_inet(const boost::asio::ip::tcp::endpoint& ep)
{
    boost::asio::ip::tcp::acceptor a(io, ep);
    boost::asio::ip::tcp::socket sock(io);
    a.accept(sock);
    std::cout << "accepted\n";
    poll_read(sock);
}

int main()
{
    test_sd(0);
    //test_inet(boost::asio::ip::tcp::endpoint(boost::asio::ip::address(), 12345));
}