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Diffstat (limited to 'src/third_party/boost-1.69.0/boost/asio/detail/std_thread.hpp')
-rw-r--r-- | src/third_party/boost-1.69.0/boost/asio/detail/std_thread.hpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/third_party/boost-1.69.0/boost/asio/detail/std_thread.hpp b/src/third_party/boost-1.69.0/boost/asio/detail/std_thread.hpp new file mode 100644 index 00000000000..af507ed32fb --- /dev/null +++ b/src/third_party/boost-1.69.0/boost/asio/detail/std_thread.hpp @@ -0,0 +1,73 @@ +// +// detail/std_thread.hpp +// ~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2018 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_DETAIL_STD_THREAD_HPP +#define BOOST_ASIO_DETAIL_STD_THREAD_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_STD_THREAD) + +#include <thread> +#include <boost/asio/detail/noncopyable.hpp> + +#include <boost/asio/detail/push_options.hpp> + +namespace boost { +namespace asio { +namespace detail { + +class std_thread + : private noncopyable +{ +public: + // Constructor. + template <typename Function> + std_thread(Function f, unsigned int = 0) + : thread_(f) + { + } + + // Destructor. + ~std_thread() + { + join(); + } + + // Wait for the thread to exit. + void join() + { + if (thread_.joinable()) + thread_.join(); + } + + // Get number of CPUs. + static std::size_t hardware_concurrency() + { + return std::thread::hardware_concurrency(); + } + +private: + std::thread thread_; +}; + +} // namespace detail +} // namespace asio +} // namespace boost + +#include <boost/asio/detail/pop_options.hpp> + +#endif // defined(BOOST_ASIO_HAS_STD_THREAD) + +#endif // BOOST_ASIO_DETAIL_STD_THREAD_HPP |