115 lines
4.3 KiB
C++
115 lines
4.3 KiB
C++
// class template tuple -*- C++ -*-
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// Copyright (C) 2004, 2005 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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/** @file tr1/tuple_defs.h
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* This is an internal header file, included by other library headers.
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* You should not attempt to use it directly.
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*/
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#ifndef _GLIBCXX_REPEAT_HEADER
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# define _GLIBCXX_REPEAT_HEADER "tuple_defs.h"
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# include "repeat.h"
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# undef _GLIBCXX_REPEAT_HEADER
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#endif
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#ifdef _GLIBCXX_LAST_INCLUDE
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// Chris Jefferson <chris@bubblescope.net>
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template<_GLIBCXX_TEMPLATE_PARAMS_NULL_CLASS> class tuple;
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// Returns a const reference to the ith element of a tuple.
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// Any const or non-const ref elements are returned with their original type.
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template<int __i, _GLIBCXX_TEMPLATE_PARAMS>
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typename __add_ref<typename tuple_element<__i, tuple<_GLIBCXX_TEMPLATE_ARGS> >::type>::type
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get(tuple<_GLIBCXX_TEMPLATE_ARGS>& __t)
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{
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return __get_helper<__i, tuple<_GLIBCXX_TEMPLATE_ARGS> >::get_value(__t);
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}
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template<int __i, _GLIBCXX_TEMPLATE_PARAMS>
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typename __add_c_ref<typename tuple_element<__i, tuple<_GLIBCXX_TEMPLATE_ARGS> >::type>::type
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get(const tuple<_GLIBCXX_TEMPLATE_ARGS>& __t)
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{
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return __get_helper<__i, tuple<_GLIBCXX_TEMPLATE_ARGS> >::get_value(__t);
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}
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template<_GLIBCXX_TEMPLATE_PARAMS, _GLIBCXX_TEMPLATE_PARAMS_U>
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bool
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operator==(const tuple<_GLIBCXX_TEMPLATE_ARGS>& __t,
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const tuple<_GLIBCXX_TEMPLATE_ARGS_U>& __u)
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{
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typedef tuple<_GLIBCXX_TEMPLATE_ARGS> _Tp;
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typedef tuple<_GLIBCXX_TEMPLATE_ARGS_U> _Up;
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return __tuple_compare<tuple_size<_Tp>::value - tuple_size<_Tp>::value, 0,
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tuple_size<_Tp>::value, _Tp, _Up>::__eq(__t, __u);
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}
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template<_GLIBCXX_TEMPLATE_PARAMS, _GLIBCXX_TEMPLATE_PARAMS_U>
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bool
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operator<(const tuple<_GLIBCXX_TEMPLATE_ARGS>& __t,
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const tuple<_GLIBCXX_TEMPLATE_ARGS_U>& __u)
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{
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typedef tuple<_GLIBCXX_TEMPLATE_ARGS> _Tp;
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typedef tuple<_GLIBCXX_TEMPLATE_ARGS_U> _Up;
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return __tuple_compare<tuple_size<_Tp>::value - tuple_size<_Tp>::value, 0,
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tuple_size<_Tp>::value, _Tp, _Up>::__less(__t, __u);
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}
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template<_GLIBCXX_TEMPLATE_PARAMS, _GLIBCXX_TEMPLATE_PARAMS_U>
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bool
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operator!=(const tuple<_GLIBCXX_TEMPLATE_ARGS>& __t,
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const tuple<_GLIBCXX_TEMPLATE_ARGS_U>& __u)
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{ return !(__t == __u); }
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template<_GLIBCXX_TEMPLATE_PARAMS, _GLIBCXX_TEMPLATE_PARAMS_U>
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bool
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operator>(const tuple<_GLIBCXX_TEMPLATE_ARGS>& __t,
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const tuple<_GLIBCXX_TEMPLATE_ARGS_U>& __u)
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{ return __u < __t; }
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template<_GLIBCXX_TEMPLATE_PARAMS, _GLIBCXX_TEMPLATE_PARAMS_U>
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bool
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operator<=(const tuple<_GLIBCXX_TEMPLATE_ARGS>& __t,
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const tuple<_GLIBCXX_TEMPLATE_ARGS_U>& __u)
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{ return !(__u < __t); }
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template<_GLIBCXX_TEMPLATE_PARAMS, _GLIBCXX_TEMPLATE_PARAMS_U>
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bool
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operator>=(const tuple<_GLIBCXX_TEMPLATE_ARGS>& __t,
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const tuple<_GLIBCXX_TEMPLATE_ARGS_U>& __u)
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{ return !(__t < __u); }
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template<_GLIBCXX_TEMPLATE_PARAMS_NULL_CLASS>
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struct __stripped_tuple_type
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{
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typedef tuple<_GLIBCXX_TEMPLATE_ARGS_STRIPPED> __type;
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};
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#endif
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