00001 // Copyright (C) 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_METAL_UNCONST_HH 00027 # define MLN_METAL_UNCONST_HH 00028 00036 # define mlc_unconst(T) typename mln::metal::unconst< T >::ret 00037 # define mlc_unconst_(T) mln::metal::unconst< T >::ret 00038 00039 00040 namespace mln 00041 { 00042 00043 namespace metal 00044 { 00045 00046 // FIXME: What about "const T *const"? 00047 00048 template <typename T> 00049 struct unconst 00050 { 00051 typedef T ret; 00052 }; 00053 00054 template <typename T> 00055 struct unconst< const T > 00056 { 00057 typedef T ret; 00058 }; 00059 00060 template <typename T> 00061 struct unconst< const T& > 00062 { 00063 typedef T& ret; 00064 }; 00065 00066 } // end of namespace mln::metal 00067 00068 } // end of namespace mln 00069 00070 00071 #endif // ! MLN_METAL_UNCONST_HH
1.7.1