letter.hh

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, 2005, 2006 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 = misc::static_pow<2, sizeof(L) * 8>::value
00032         };
00033     };
00034 
00035   } // algebra
00036 
00037 } // vcsn
00038 
00039 #endif // ! VCSN_ALGEBRA_CONCEPT_LETTER_HH

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