diff options
Diffstat (limited to 'src/third_party/boost-1.60.0/boost/smart_ptr/detail/atomic_count_solaris.hpp')
-rw-r--r-- | src/third_party/boost-1.60.0/boost/smart_ptr/detail/atomic_count_solaris.hpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/third_party/boost-1.60.0/boost/smart_ptr/detail/atomic_count_solaris.hpp b/src/third_party/boost-1.60.0/boost/smart_ptr/detail/atomic_count_solaris.hpp new file mode 100644 index 00000000000..a13bcfb4230 --- /dev/null +++ b/src/third_party/boost-1.60.0/boost/smart_ptr/detail/atomic_count_solaris.hpp @@ -0,0 +1,59 @@ +#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED +#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED + +// +// boost/detail/atomic_count_solaris.hpp +// based on: boost/detail/atomic_count_win32.hpp +// +// Copyright (c) 2001-2005 Peter Dimov +// Copyright (c) 2006 Michael van der Westhuizen +// +// 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 <atomic.h> + +namespace boost +{ + +namespace detail +{ + +class atomic_count +{ +public: + + explicit atomic_count( uint32_t v ): value_( v ) + { + } + + long operator++() + { + return atomic_inc_32_nv( &value_ ); + } + + long operator--() + { + return atomic_dec_32_nv( &value_ ); + } + + operator uint32_t() const + { + return static_cast<uint32_t const volatile &>( value_ ); + } + +private: + + atomic_count( atomic_count const & ); + atomic_count & operator=( atomic_count const & ); + + uint32_t value_; +}; + +} // namespace detail + +} // namespace boost + +#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_SOLARIS_HPP_INCLUDED |