00001 // letter.hh: this file is part of the Vaucanson project. 00002 // 00003 // Vaucanson, a generic library for finite state machines. 00004 // 00005 // Copyright (C) 2001, 2002, 2003, 2004 The Vaucanson Group. 00006 // 00007 // This program is free software; you can redistribute it and/or 00008 // modify it under the terms of the GNU General Public License 00009 // as published by the Free Software Foundation; either version 2 00010 // of the License, or (at your option) any later version. 00011 // 00012 // The complete GNU General Public Licence Notice can be found as the 00013 // `COPYING' file in the root directory. 00014 // 00015 // The Vaucanson Group consists of people listed in the `AUTHORS' file. 00016 // 00017 #ifndef VCSN_ALGEBRA_CONCEPT_LETTER_HH 00018 # define VCSN_ALGEBRA_CONCEPT_LETTER_HH 00019 00020 # include <vaucanson/misc/static.hh> 00021 00022 namespace vcsn { 00023 00024 namespace algebra { 00025 00026 template <class L> 00027 struct letter_traits 00028 { 00029 enum 00030 { 00031 cardinal = utility::static_pow<2, sizeof(L) * 8>::value 00032 }; 00033 }; 00034 00035 } // algebra 00036 00037 } // vcsn 00038 00039 #endif // ! VCSN_ALGEBRA_CONCEPT_LETTER_HH