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https://github.com/PurpleI2P/Boost-for-Android-Prebuilt
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34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
//
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// detail/future.hpp
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// ~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2019 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_DETAIL_FUTURE_HPP
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#define BOOST_ASIO_DETAIL_FUTURE_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <boost/asio/detail/config.hpp>
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#if defined(BOOST_ASIO_HAS_STD_FUTURE)
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# include <future>
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// Even though the future header is available, libstdc++ may not implement the
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// std::future class itself. However, we need to have already included the
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// future header to reliably test for _GLIBCXX_HAS_GTHREADS.
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# if defined(__GNUC__) && !defined(BOOST_ASIO_HAS_CLANG_LIBCXX)
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# if defined(_GLIBCXX_HAS_GTHREADS)
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# define BOOST_ASIO_HAS_STD_FUTURE_CLASS 1
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# endif // defined(_GLIBCXX_HAS_GTHREADS)
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# else // defined(__GNUC__) && !defined(BOOST_ASIO_HAS_CLANG_LIBCXX)
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# define BOOST_ASIO_HAS_STD_FUTURE_CLASS 1
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# endif // defined(__GNUC__) && !defined(BOOST_ASIO_HAS_CLANG_LIBCXX)
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#endif // defined(BOOST_ASIO_HAS_STD_FUTURE)
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#endif // BOOST_ASIO_DETAIL_FUTURE_HPP
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