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#ifndef BOOST_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED
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#define BOOST_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED
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// MS compatible compilers support #pragma once
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#if defined(_MSC_VER) && (_MSC_VER >= 1020)
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# pragma once
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#endif
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//
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// boost/detail/lightweight_mutex.hpp - lightweight mutex
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//
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// Copyright (c) 2002, 2003 Peter Dimov and Multi Media Ltd.
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// typedef <unspecified> boost::detail::lightweight_mutex;
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//
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// boost::detail::lightweight_mutex is a header-only implementation of
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// a subset of the Mutex concept requirements:
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//
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// http://www.boost.org/doc/html/threads/concepts.html#threads.concepts.Mutex
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//
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// It maps to a CRITICAL_SECTION on Windows or a pthread_mutex on POSIX.
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//
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#include <boost/config.hpp>
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#if !defined(BOOST_HAS_THREADS)
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# include <boost/detail/lwm_nop.hpp>
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#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__)
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# include <boost/detail/lwm_win32_cs.hpp>
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#elif defined(BOOST_HAS_PTHREADS)
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# include <boost/detail/lwm_pthreads.hpp>
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#else
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// Use #define BOOST_DISABLE_THREADS to avoid the error
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# error Unrecognized threading platform
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#endif
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#endif // #ifndef BOOST_DETAIL_LIGHTWEIGHT_MUTEX_HPP_INCLUDED
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