sl@0: // Copyright (C) 2002-2003
sl@0: // David Moore, William E. Kempf
sl@0: //
sl@0: //  Distributed under the Boost Software License, Version 1.0. (See accompanying 
sl@0: //  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
sl@0: 
sl@0: #ifndef BOOST_BARRIER_JDM030602_HPP
sl@0: #define BOOST_BARRIER_JDM030602_HPP
sl@0: 
sl@0: #include <boost/thread/detail/config.hpp>
sl@0: 
sl@0: #include <boost/thread/mutex.hpp>
sl@0: #include <boost/thread/condition.hpp>
sl@0: 
sl@0: namespace boost {
sl@0: 
sl@0: class BOOST_THREAD_DECL barrier
sl@0: {
sl@0: public:
sl@0:     barrier(unsigned int count);
sl@0:     ~barrier();
sl@0: 
sl@0:     bool wait();
sl@0: 
sl@0: private:
sl@0:     mutex m_mutex;
sl@0: // disable warnings about non dll import
sl@0: // see: http://www.boost.org/more/separate_compilation.html#dlls
sl@0: #ifdef BOOST_MSVC
sl@0: #   pragma warning(push)
sl@0: #   pragma warning(disable: 4251 4231 4660 4275)
sl@0: #endif
sl@0:     condition m_cond;
sl@0: #ifdef BOOST_MSVC
sl@0: #   pragma warning(pop)
sl@0: #endif
sl@0:     unsigned int m_threshold;
sl@0:     unsigned int m_count;
sl@0:     unsigned int m_generation;
sl@0: };
sl@0: 
sl@0: }   // namespace boost
sl@0: 
sl@0: #endif