WSJT-X/boost/smart_ptr/detail/atomic_count_nt.hpp
Bill Somerville d361e123c6 Squashed 'boost/' changes from d9443bc48..c27aa31f0
c27aa31f0 Updated Boost to v1.70.0 including iterator range math numeric crc circular_buffer multi_index intrusive

git-subtree-dir: boost
git-subtree-split: c27aa31f06ebf1a91b3fa3ae9df9b5efdf14ec9f
2019-07-02 23:38:24 +01:00

60 lines
1.0 KiB
C++

#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_NT_HPP_INCLUDED
#define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_NT_HPP_INCLUDED
//
// boost/detail/atomic_count_nt.hpp
//
// Trivial atomic_count for the single-threaded case
//
// http://gcc.gnu.org/onlinedocs/porting/Thread-safety.html
//
// Copyright 2013 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
//
namespace boost
{
namespace detail
{
class atomic_count
{
public:
explicit atomic_count( long v ): value_( v )
{
}
long operator++()
{
return ++value_;
}
long operator--()
{
return --value_;
}
operator long() const
{
return value_;
}
private:
atomic_count(atomic_count const &);
atomic_count & operator=(atomic_count const &);
long value_;
};
} // namespace detail
} // namespace boost
#endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_NT_HPP_INCLUDED