| /* |
| * 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) |
| * |
| * Copyright (c) 2011 Helge Bahmann |
| * Copyright (c) 2013-2014 Andrey Semashev |
| */ |
| /*! |
| * \file atomic/detail/lockpool.hpp |
| * |
| * This header contains declaration of the lockpool used to emulate atomic ops. |
| */ |
| |
| #ifndef BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_ |
| #define BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_ |
| |
| #include <boost/atomic/detail/config.hpp> |
| #include <boost/atomic/detail/link.hpp> |
| |
| #ifdef BOOST_HAS_PRAGMA_ONCE |
| #pragma once |
| #endif |
| |
| namespace boost { |
| namespace atomics { |
| namespace detail { |
| |
| struct lockpool |
| { |
| class scoped_lock |
| { |
| void* m_lock; |
| |
| public: |
| explicit BOOST_ATOMIC_DECL scoped_lock(const volatile void* addr) BOOST_NOEXCEPT; |
| BOOST_ATOMIC_DECL ~scoped_lock() BOOST_NOEXCEPT; |
| |
| BOOST_DELETED_FUNCTION(scoped_lock(scoped_lock const&)) |
| BOOST_DELETED_FUNCTION(scoped_lock& operator=(scoped_lock const&)) |
| }; |
| |
| static BOOST_ATOMIC_DECL void thread_fence() BOOST_NOEXCEPT; |
| static BOOST_ATOMIC_DECL void signal_fence() BOOST_NOEXCEPT; |
| }; |
| |
| } // namespace detail |
| } // namespace atomics |
| } // namespace boost |
| |
| #endif // BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_ |