Chris@101: /*
Chris@101:  * Distributed under the Boost Software License, Version 1.0.
Chris@101:  * (See accompanying file LICENSE_1_0.txt or copy at
Chris@101:  * http://www.boost.org/LICENSE_1_0.txt)
Chris@101:  *
Chris@101:  * Copyright (c) 2011 Helge Bahmann
Chris@101:  * Copyright (c) 2013-2014 Andrey Semashev
Chris@101:  */
Chris@101: /*!
Chris@101:  * \file   atomic/detail/lockpool.hpp
Chris@101:  *
Chris@101:  * This header contains declaration of the lockpool used to emulate atomic ops.
Chris@101:  */
Chris@16: 
Chris@101: #ifndef BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_
Chris@101: #define BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_
Chris@16: 
Chris@16: #include <boost/atomic/detail/config.hpp>
Chris@16: #include <boost/atomic/detail/link.hpp>
Chris@16: 
Chris@16: #ifdef BOOST_HAS_PRAGMA_ONCE
Chris@16: #pragma once
Chris@16: #endif
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace atomics {
Chris@16: namespace detail {
Chris@16: 
Chris@101: struct lockpool
Chris@16: {
Chris@101:     class scoped_lock
Chris@16:     {
Chris@101:         void* m_lock;
Chris@16: 
Chris@16:     public:
Chris@101:         explicit BOOST_ATOMIC_DECL scoped_lock(const volatile void* addr) BOOST_NOEXCEPT;
Chris@101:         BOOST_ATOMIC_DECL ~scoped_lock() BOOST_NOEXCEPT;
Chris@16: 
Chris@16:         BOOST_DELETED_FUNCTION(scoped_lock(scoped_lock const&))
Chris@16:         BOOST_DELETED_FUNCTION(scoped_lock& operator=(scoped_lock const&))
Chris@16:     };
Chris@16: 
Chris@101:     static BOOST_ATOMIC_DECL void thread_fence() BOOST_NOEXCEPT;
Chris@101:     static BOOST_ATOMIC_DECL void signal_fence() BOOST_NOEXCEPT;
Chris@16: };
Chris@16: 
Chris@101: } // namespace detail
Chris@101: } // namespace atomics
Chris@101: } // namespace boost
Chris@16: 
Chris@101: #endif // BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_