1//
2// ip/host_name.hpp
3// ~~~~~~~~~~~~~~~~
4//
5// Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
6//
7// Distributed under the Boost Software License, Version 1.0. (See accompanying
8// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
9//
10
11#ifndef BOOST_ASIO_IP_HOST_NAME_HPP
12#define BOOST_ASIO_IP_HOST_NAME_HPP
13
14#if defined(_MSC_VER) && (_MSC_VER >= 1200)
15# pragma once
16#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
17
18#include <boost/asio/detail/config.hpp>
19#include <string>
20#include <boost/system/error_code.hpp>
21
22#include <boost/asio/detail/push_options.hpp>
23
24namespace boost {
25namespace asio {
26namespace ip {
27
28/// Get the current host name.
29BOOST_ASIO_DECL std::string host_name();
30
31/// Get the current host name.
32BOOST_ASIO_DECL std::string host_name(boost::system::error_code& ec);
33
34} // namespace ip
35} // namespace asio
36} // namespace boost
37
38#include <boost/asio/detail/pop_options.hpp>
39
40#if defined(BOOST_ASIO_HEADER_ONLY)
41# include <boost/asio/ip/impl/host_name.ipp>
42#endif // defined(BOOST_ASIO_HEADER_ONLY)
43
44#endif // BOOST_ASIO_IP_HOST_NAME_HPP
45

source code of boost/boost/asio/ip/host_name.hpp