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# krat_exp_parser_private.hh

    00001 // krat_exp_parser.hxx: this file is part of the Vaucanson project.
    00002 //
    00003 // Vaucanson, a generic library for finite state machines.
    00004 //
    00005 // Copyright (C) 2008, 2009 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
    00018 #ifndef VCSN_ALGEBRA_IMPLEMENTATION_SERIES_KRAT_EXP_PARSER_PRIVATE_HH
    00019 # define VCSN_ALGEBRA_IMPLEMENTATION_SERIES_KRAT_EXP_PARSER_PRIVATE_HH
    00020
    00021 # include <vaucanson/algebra/implementation/series/krat_exp_proxy.hh>
    00022
    00023 // These definitions really belong to lib/krat_exp/krat_exp_bison.yy,
    00024 // but we need to have them in the public headers so they are installed.
    00025 namespace vcsnyy
    00026 {
    00027   struct token_queue;
    00028
    00029   struct krat_exp_parser
    00030   {
    00031     krat_exp_parser();
    00032     ~krat_exp_parser();
    00033     void insert_word(vcsn::algebra::krat_exp_virtual* rexp);
    00034     void insert_weight(vcsn::algebra::semiring_virtual* sem);
    00035     void insert_zero(vcsn::algebra::krat_exp_virtual* rexp);
    00036     void insert_token(int i, std::string* str);
    00037     int parse(vcsn::algebra::krat_exp_virtual& rexp, std::string& error);
    00038
    00039     token_queue* tok_q_;
    00040    };
    00041 } // vcsnyy
    00042
    00043 #endif // VCSN_ALGEBRA_IMPLEMENTATION_SERIES_KRAT_EXP_PARSER_PRIVATE_HH