CLAW Library (a C++ Library Absolutely Wonderful) 1.5.5

same_type.hpp

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00001 /*
00002   CLAW - a C++ Library Absolutely Wonderful
00003 
00004   CLAW is a free library without any particular aim but being useful to 
00005   anyone.
00006 
00007   Copyright (C) 2005-2010 Julien Jorge
00008 
00009   This library is free software; you can redistribute it and/or
00010   modify it under the terms of the GNU Lesser General Public
00011   License as published by the Free Software Foundation; either
00012   version 2.1 of the License, or (at your option) any later version.
00013 
00014   This library is distributed in the hope that it will be useful,
00015   but WITHOUT ANY WARRANTY; without even the implied warranty of
00016   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017   Lesser General Public License for more details.
00018 
00019   You should have received a copy of the GNU Lesser General Public
00020   License along with this library; if not, write to the Free Software
00021   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00022 
00023   contact: julien_jorge@yahoo.fr
00024 */
00030 #ifndef __CLAW_SAME_TYPE_HPP__
00031 #define __CLAW_SAME_TYPE_HPP__
00032 
00033 namespace claw
00034 {
00035   namespace meta
00036   {
00047     template<typename T, typename U>
00048     struct same_type
00049     {
00050       enum
00051   {
00052     result = false
00053   };
00054     }; // struct same_type [false]
00055 
00056     template<typename T>
00057     struct same_type<T,T>
00058     {
00059       enum
00060   {
00061     result = true
00062   };
00063     }; // struct same_type [true]
00064 
00065   } // namespace meta
00066 } // namespace claw
00067 
00068 #endif // __CLAW_SAME_TYPE_HPP__