00001 // tags.hxx: 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 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_AUTOMATA_CONCEPT_TAGS_HXX 00018 # define VCSN_AUTOMATA_CONCEPT_TAGS_HXX 00019 00020 # include <vaucanson/automata/concept/tags.hh> 00021 00022 static inline bool operator==(const vcsn::NoTag&, const vcsn::NoTag&) 00023 { return true; } 00024 static inline bool operator!=(const vcsn::NoTag&, const vcsn::NoTag&) 00025 { return false; } 00026 00027 #endif // ! VCSN_AUTOMATA_CONCEPT_TAGS_HXX