williamr@2: #ifndef BOOST_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED
williamr@2: #define BOOST_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED
williamr@2: 
williamr@2: // MS compatible compilers support #pragma once
williamr@2: 
williamr@2: #if defined(_MSC_VER) && (_MSC_VER >= 1020)
williamr@2: # pragma once
williamr@2: #endif
williamr@2: 
williamr@2: //
williamr@2: //  boost/detail/atomic_count_win32.hpp
williamr@2: //
williamr@2: //  Copyright (c) 2001-2005 Peter Dimov
williamr@2: //
williamr@2: // Distributed under the Boost Software License, Version 1.0. (See
williamr@2: // accompanying file LICENSE_1_0.txt or copy at
williamr@2: // http://www.boost.org/LICENSE_1_0.txt)
williamr@2: //
williamr@2: 
williamr@2: #include <boost/detail/interlocked.hpp>
williamr@2: 
williamr@2: namespace boost
williamr@2: {
williamr@2: 
williamr@2: namespace detail
williamr@2: {
williamr@2: 
williamr@2: class atomic_count
williamr@2: {
williamr@2: public:
williamr@2: 
williamr@2:     explicit atomic_count( long v ): value_( v )
williamr@2:     {
williamr@2:     }
williamr@2: 
williamr@2:     long operator++()
williamr@2:     {
williamr@2:         return BOOST_INTERLOCKED_INCREMENT( &value_ );
williamr@2:     }
williamr@2: 
williamr@2:     long operator--()
williamr@2:     {
williamr@2:         return BOOST_INTERLOCKED_DECREMENT( &value_ );
williamr@2:     }
williamr@2: 
williamr@2:     operator long() const
williamr@2:     {
williamr@2:         return static_cast<long const volatile &>( value_ );
williamr@2:     }
williamr@2: 
williamr@2: private:
williamr@2: 
williamr@2:     atomic_count( atomic_count const & );
williamr@2:     atomic_count & operator=( atomic_count const & );
williamr@2: 
williamr@2:     long value_;
williamr@2: };
williamr@2: 
williamr@2: } // namespace detail
williamr@2: 
williamr@2: } // namespace boost
williamr@2: 
williamr@2: #endif // #ifndef BOOST_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED