williamr@2: #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
williamr@2: #define BOOST_DETAIL_INTERLOCKED_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/interlocked.hpp
williamr@2: //
williamr@2: //  Copyright 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/config.hpp>
williamr@2: 
williamr@2: #if defined( BOOST_USE_WINDOWS_H )
williamr@2: 
williamr@2: # include <windows.h>
williamr@2: 
williamr@2: # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
williamr@2: # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
williamr@2: # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
williamr@2: # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER InterlockedCompareExchangePointer
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE_POINTER InterlockedExchangePointer
williamr@2: 
williamr@2: #elif defined(_WIN32_WCE)
williamr@2: 
williamr@2: // under Windows CE we still have old-style Interlocked* functions
williamr@2: 
williamr@2: extern "C" long __cdecl InterlockedIncrement( long* );
williamr@2: extern "C" long __cdecl InterlockedDecrement( long* );
williamr@2: extern "C" long __cdecl InterlockedCompareExchange( long*, long, long );
williamr@2: extern "C" long __cdecl InterlockedExchange( long*, long );
williamr@2: extern "C" long __cdecl InterlockedExchangeAdd( long*, long );
williamr@2: 
williamr@2: # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
williamr@2: # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
williamr@2: # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
williamr@2: 
williamr@2: #elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN )
williamr@2: 
williamr@2: extern "C" long __cdecl _InterlockedIncrement( long volatile * );
williamr@2: extern "C" long __cdecl _InterlockedDecrement( long volatile * );
williamr@2: extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
williamr@2: extern "C" long __cdecl _InterlockedExchange( long volatile *, long);
williamr@2: extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long);
williamr@2: 
williamr@2: # pragma intrinsic( _InterlockedIncrement )
williamr@2: # pragma intrinsic( _InterlockedDecrement )
williamr@2: # pragma intrinsic( _InterlockedCompareExchange )
williamr@2: # pragma intrinsic( _InterlockedExchange )
williamr@2: # pragma intrinsic( _InterlockedExchangeAdd )
williamr@2: 
williamr@2: # if defined(_M_IA64) || defined(_M_AMD64)
williamr@2: 
williamr@2: extern "C" void* __cdecl _InterlockedCompareExchangePointer( void* volatile *, void*, void* );
williamr@2: extern "C" void* __cdecl _InterlockedExchangePointer( void* volatile *, void* );
williamr@2: 
williamr@2: #  pragma intrinsic( _InterlockedCompareExchangePointer )
williamr@2: #  pragma intrinsic( _InterlockedExchangePointer )
williamr@2: 
williamr@2: #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER _InterlockedCompareExchangePointer
williamr@2: #  define BOOST_INTERLOCKED_EXCHANGE_POINTER _InterlockedExchangePointer
williamr@2: 
williamr@2: # else
williamr@2: 
williamr@2: #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
williamr@2:     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
williamr@2: #  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
williamr@2:     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
williamr@2: 
williamr@2: # endif
williamr@2: 
williamr@2: # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement
williamr@2: # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement
williamr@2: # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
williamr@2: 
williamr@2: #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ )
williamr@2: 
williamr@2: namespace boost
williamr@2: {
williamr@2: 
williamr@2: namespace detail
williamr@2: {
williamr@2: 
williamr@2: extern "C" __declspec(dllimport) long __stdcall InterlockedIncrement( long volatile * );
williamr@2: extern "C" __declspec(dllimport) long __stdcall InterlockedDecrement( long volatile * );
williamr@2: extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long volatile *, long, long );
williamr@2: extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long );
williamr@2: extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long );
williamr@2: 
williamr@2: } // namespace detail
williamr@2: 
williamr@2: } // namespace boost
williamr@2: 
williamr@2: # define BOOST_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement
williamr@2: # define BOOST_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement
williamr@2: # define BOOST_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd
williamr@2: 
williamr@2: # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
williamr@2:     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
williamr@2: # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
williamr@2:     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
williamr@2: 
williamr@2: #else
williamr@2: 
williamr@2: # error "Interlocked intrinsics not available"
williamr@2: 
williamr@2: #endif
williamr@2: 
williamr@2: #endif // #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED