Chris@16: #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED
Chris@16: #define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED
Chris@16: 
Chris@16: // MS compatible compilers support #pragma once
Chris@16: 
Chris@16: #if defined(_MSC_VER) && (_MSC_VER >= 1020)
Chris@16: # pragma once
Chris@16: #endif
Chris@16: 
Chris@16: //
Chris@16: //  boost/detail/atomic_count_win32.hpp
Chris@16: //
Chris@16: //  Copyright (c) 2001-2005 Peter Dimov
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See
Chris@16: // accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: 
Chris@101: #include <boost/smart_ptr/detail/sp_interlocked.hpp>
Chris@16: 
Chris@16: namespace boost
Chris@16: {
Chris@16: 
Chris@16: namespace detail
Chris@16: {
Chris@16: 
Chris@16: class atomic_count
Chris@16: {
Chris@16: public:
Chris@16: 
Chris@16:     explicit atomic_count( long v ): value_( v )
Chris@16:     {
Chris@16:     }
Chris@16: 
Chris@16:     long operator++()
Chris@16:     {
Chris@101:         return BOOST_SP_INTERLOCKED_INCREMENT( &value_ );
Chris@16:     }
Chris@16: 
Chris@16:     long operator--()
Chris@16:     {
Chris@101:         return BOOST_SP_INTERLOCKED_DECREMENT( &value_ );
Chris@16:     }
Chris@16: 
Chris@16:     operator long() const
Chris@16:     {
Chris@16:         return static_cast<long const volatile &>( value_ );
Chris@16:     }
Chris@16: 
Chris@16: private:
Chris@16: 
Chris@16:     atomic_count( atomic_count const & );
Chris@16:     atomic_count & operator=( atomic_count const & );
Chris@16: 
Chris@16:     long value_;
Chris@16: };
Chris@16: 
Chris@16: } // namespace detail
Chris@16: 
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_WIN32_HPP_INCLUDED