00001 // Copyright (C) 2006, 2007, 2009 EPITA Research and Development Laboratory (LRDE) 00002 // 00003 // This file is part of Olena. 00004 // 00005 // Olena is free software: you can redistribute it and/or modify it under 00006 // the terms of the GNU General Public License as published by the Free 00007 // Software Foundation, version 2 of the License. 00008 // 00009 // Olena is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 // General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with Olena. If not, see <http://www.gnu.org/licenses/>. 00016 // 00017 // As a special exception, you may use this file as part of a free 00018 // software project without restriction. Specifically, if other files 00019 // instantiate templates or use macros or inline functions from this 00020 // file, or you compile this file and link it with other files to produce 00021 // an executable, this file does not by itself cause the resulting 00022 // executable to be covered by the GNU General Public License. This 00023 // exception does not however invalidate any other reasons why the 00024 // executable file might be covered by the GNU General Public License. 00025 00026 #ifndef MLN_TRAIT_PROMOTE_HH 00027 # define MLN_TRAIT_PROMOTE_HH 00028 00037 # include <mln/trait/solve.hh> 00038 00039 00040 # define mln_trait_promote(T, U) typename mln::trait::promote< T , U >::ret 00041 # define mln_trait_promote_(T, U) mln::trait::promote< T , U >::ret 00042 00043 00044 00045 namespace mln 00046 { 00047 00048 // Fwd decl. 00049 template <typename E> struct Object; 00050 00051 00052 namespace trait 00053 { 00054 00056 template <typename T, typename U> 00057 struct promote : public solve_binary<promote, T, U> 00058 { 00059 }; 00060 00061 00067 template <typename T> 00068 struct set_binary_< promote, Object, T, Object, T > 00069 { 00070 typedef T ret; 00071 }; 00072 00073 00074 } // end of namespace mln::trait 00075 00076 } // end of namespace mln 00077 00078 00079 #endif // ! MLN_TRAIT_PROMOTE_HH
1.7.1