ext-boost/boost/asio/high_resolution_timer.hpp
2019-08-24 15:39:04 +02:00

47 lines
1.4 KiB
C++

//
// high_resolution_timer.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2019 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef BOOST_ASIO_HIGH_RESOLUTION_TIMER_HPP
#define BOOST_ASIO_HIGH_RESOLUTION_TIMER_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#if defined(BOOST_ASIO_HAS_CHRONO) || defined(GENERATING_DOCUMENTATION)
#include <boost/asio/basic_waitable_timer.hpp>
#include <boost/asio/detail/chrono.hpp>
namespace boost {
namespace asio {
/// Typedef for a timer based on the high resolution clock.
/**
* This typedef uses the C++11 @c &lt;chrono&gt; standard library facility, if
* available. Otherwise, it may use the Boost.Chrono library. To explicitly
* utilise Boost.Chrono, use the basic_waitable_timer template directly:
* @code
* typedef basic_waitable_timer<boost::chrono::high_resolution_clock> timer;
* @endcode
*/
typedef basic_waitable_timer<
chrono::high_resolution_clock>
high_resolution_timer;
} // namespace asio
} // namespace boost
#endif // defined(BOOST_ASIO_HAS_CHRONO) || defined(GENERATING_DOCUMENTATION)
#endif // BOOST_ASIO_HIGH_RESOLUTION_TIMER_HPP