| #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_SYNC_HPP_INCLUDED |
| #define BOOST_SMART_PTR_DETAIL_SPINLOCK_SYNC_HPP_INCLUDED |
| // MS compatible compilers support #pragma once |
| #if defined(_MSC_VER) && (_MSC_VER >= 1020) |
| // Copyright (c) 2008 Peter Dimov |
| // 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) |
| #include <ndnboost/smart_ptr/detail/yield_k.hpp> |
| #if defined( __ia64__ ) && defined( __INTEL_COMPILER ) |
| int r = __sync_lock_test_and_set( &v_, 1 ); |
| for( unsigned k = 0; !try_lock(); ++k ) |
| ndnboost::detail::yield( k ); |
| __sync_lock_release( &v_ ); |
| scoped_lock( scoped_lock const & ); |
| scoped_lock & operator=( scoped_lock const & ); |
| explicit scoped_lock( spinlock & sp ): sp_( sp ) |
| #define BOOST_DETAIL_SPINLOCK_INIT {0} |
| #endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_SYNC_HPP_INCLUDED |