53 lines
2.3 KiB
C++
53 lines
2.3 KiB
C++
// TR1 functional -*- C++ -*-
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// Copyright (C) 2005 Free Software Foundation, Inc.
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// Written by Douglas Gregor <doug.gregor -at- gmail.com>
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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/mu_iterate.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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// Determine the result type when we pass the arguments along. This
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// involves passing along the cv-qualifiers placed on _Mu and
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// unwrapping the argument bundle.
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// @namespace std::tr1
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// @class std::tr1::_Mu::result
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template<typename _CVMu, typename _CVArg
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_GLIBCXX_COMMA _GLIBCXX_TEMPLATE_PARAMS>
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class result<_CVMu(_CVArg, tuple<_GLIBCXX_TEMPLATE_ARGS>)>
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: public result_of<_CVArg(_GLIBCXX_TEMPLATE_ARGS)> { };
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template<typename _CVArg _GLIBCXX_COMMA _GLIBCXX_TEMPLATE_PARAMS>
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typename result_of<_CVArg(_GLIBCXX_TEMPLATE_ARGS)>::type
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operator()(_CVArg& __arg, const tuple<_GLIBCXX_TEMPLATE_ARGS>& __tuple)
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const volatile
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{
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return __arg(_GLIBCXX_MU_GET_TUPLE_ARGS);
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}
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