| 1 | // |
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| 2 | // system_timer.hpp |
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| 3 | // ~~~~~~~~~~~~~~~~ |
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| 4 | // |
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| 5 | // Copyright (c) 2003-2024 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
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| 6 | // |
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| 7 | // Distributed under the Boost Software License, Version 1.0. (See accompanying |
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| 8 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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| 9 | // |
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| 10 | |
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| 11 | #ifndef BOOST_ASIO_SYSTEM_TIMER_HPP |
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| 12 | #define BOOST_ASIO_SYSTEM_TIMER_HPP |
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| 13 | |
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| 14 | #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
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| 15 | # pragma once |
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| 16 | #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
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| 17 | |
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| 18 | #include <boost/asio/detail/config.hpp> |
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| 19 | #include <boost/asio/basic_waitable_timer.hpp> |
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| 20 | #include <boost/asio/detail/chrono.hpp> |
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| 21 | |
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| 22 | namespace boost { |
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| 23 | namespace asio { |
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| 24 | |
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| 25 | /// Typedef for a timer based on the system clock. |
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| 26 | /** |
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| 27 | * This typedef uses the C++11 @c <chrono> standard library facility, if |
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| 28 | * available. Otherwise, it may use the Boost.Chrono library. To explicitly |
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| 29 | * utilise Boost.Chrono, use the basic_waitable_timer template directly: |
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| 30 | * @code |
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| 31 | * typedef basic_waitable_timer<boost::chrono::system_clock> timer; |
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| 32 | * @endcode |
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| 33 | */ |
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| 34 | typedef basic_waitable_timer<chrono::system_clock> system_timer; |
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| 35 | |
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| 36 | } // namespace asio |
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| 37 | } // namespace boost |
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| 38 | |
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| 39 | #endif // BOOST_ASIO_SYSTEM_TIMER_HPP |
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| 40 | |
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