forked from boostorg/smart_ptr
37 lines
853 B
C++
37 lines
853 B
C++
#ifndef BOOST_SMART_PTR_OWNER_LESS_HPP_INCLUDED
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#define BOOST_SMART_PTR_OWNER_LESS_HPP_INCLUDED
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//
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// owner_less.hpp
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//
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// Copyright (c) 2008 Frank Mori Hess
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// Copyright (c) 2016 Peter Dimov
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/smart_ptr/ for documentation.
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//
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#include <boost/config.hpp>
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namespace boost
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{
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template<class T = void> struct owner_less
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{
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typedef bool result_type;
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typedef T first_argument_type;
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typedef T second_argument_type;
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template<class U, class V> bool operator()( U const & u, V const & v ) const BOOST_NOEXCEPT
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{
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return u.owner_before( v );
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}
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};
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} // namespace boost
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#endif // #ifndef BOOST_SMART_PTR_OWNER_LESS_HPP_INCLUDED
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