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_IS_CONST_HH 00027 # define MLN_METAL_IS_CONST_HH 00028 00035 # include <mln/metal/bool.hh> 00036 00037 00038 # define mlc_is_const(T) mln::metal::is_const< T > 00039 00040 00041 namespace mln 00042 { 00043 00044 namespace metal 00045 { 00046 00047 template <typename T> 00048 struct is_const : false_ 00049 {}; 00050 00051 template <typename T> 00052 struct is_const< const T > : true_ 00053 {}; 00054 00055 template <typename T> 00056 struct is_const< const T& > : true_ 00057 {}; 00058 00059 // FIXME: What about "T*const" and "const T*"? 00060 00061 } // end of namespace mln::metal 00062 00063 } // end of namespace mln 00064 00065 00066 #endif // ! MLN_METAL_IS_CONST_HH
1.7.1