37 lines
853 B
C++
37 lines
853 B
C++
|
#ifndef BOOST_SMART_PTR_OWNER_LESS_HPP_INCLUDED
|
||
|
#define BOOST_SMART_PTR_OWNER_LESS_HPP_INCLUDED
|
||
|
|
||
|
//
|
||
|
// owner_less.hpp
|
||
|
//
|
||
|
// Copyright (c) 2008 Frank Mori Hess
|
||
|
// Copyright (c) 2016 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)
|
||
|
//
|
||
|
// See http://www.boost.org/libs/smart_ptr/ for documentation.
|
||
|
//
|
||
|
|
||
|
#include <boost/config.hpp>
|
||
|
|
||
|
namespace boost
|
||
|
{
|
||
|
|
||
|
template<class T = void> struct owner_less
|
||
|
{
|
||
|
typedef bool result_type;
|
||
|
typedef T first_argument_type;
|
||
|
typedef T second_argument_type;
|
||
|
|
||
|
template<class U, class V> bool operator()( U const & u, V const & v ) const BOOST_NOEXCEPT
|
||
|
{
|
||
|
return u.owner_before( v );
|
||
|
}
|
||
|
};
|
||
|
|
||
|
} // namespace boost
|
||
|
|
||
|
#endif // #ifndef BOOST_SMART_PTR_OWNER_LESS_HPP_INCLUDED
|