mu_iterate.h revision 1.1.1.1
1// TR1 functional -*- C++ -*- 2 3// Copyright (C) 2005 Free Software Foundation, Inc. 4// Written by Douglas Gregor <doug.gregor -at- gmail.com> 5// 6// This file is part of the GNU ISO C++ Library. This library is free 7// software; you can redistribute it and/or modify it under the 8// terms of the GNU General Public License as published by the 9// Free Software Foundation; either version 2, or (at your option) 10// any later version. 11 12// This library is distributed in the hope that it will be useful, 13// but WITHOUT ANY WARRANTY; without even the implied warranty of 14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15// GNU General Public License for more details. 16 17// You should have received a copy of the GNU General Public License along 18// with this library; see the file COPYING. If not, write to the Free 19// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 20// USA. 21 22// As a special exception, you may use this file as part of a free software 23// library without restriction. Specifically, if other files instantiate 24// templates or use macros or inline functions from this file, or you compile 25// this file and link it with other files to produce an executable, this 26// file does not by itself cause the resulting executable to be covered by 27// the GNU General Public License. This exception does not however 28// invalidate any other reasons why the executable file might be covered by 29// the GNU General Public License. 30 31/** @file tr1/mu_iterate.h 32 * This is an internal header file, included by other library headers. 33 * You should not attempt to use it directly. 34 */ 35 36// Determine the result type when we pass the arguments along. This 37// involves passing along the cv-qualifiers placed on _Mu and 38// unwrapping the argument bundle. 39// @namespace std::tr1 40// @class std::tr1::_Mu::result 41template<typename _CVMu, typename _CVArg 42 _GLIBCXX_COMMA _GLIBCXX_TEMPLATE_PARAMS> 43class result<_CVMu(_CVArg, tuple<_GLIBCXX_TEMPLATE_ARGS>)> 44 : public result_of<_CVArg(_GLIBCXX_TEMPLATE_ARGS)> { }; 45 46template<typename _CVArg _GLIBCXX_COMMA _GLIBCXX_TEMPLATE_PARAMS> 47typename result_of<_CVArg(_GLIBCXX_TEMPLATE_ARGS)>::type 48operator()(_CVArg& __arg, const tuple<_GLIBCXX_TEMPLATE_ARGS>& __tuple) 49 const volatile 50{ 51 return __arg(_GLIBCXX_MU_GET_TUPLE_ARGS); 52} 53