文件操作 - owner_less.hpp
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文件: /usr/include/boost/smart_ptr/owner_less.hpp
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#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
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