dfa_generator.cc Source File

00001 /*
00002  *  File:       dfa_generator.cc
00003  *              $Id: dfa_generator.cc,v 1.2 2002/05/04 17:39:22 alec Exp $
00004  *
00005  *  Author:     Alec Panoviciu (alecu@email.com)
00006  * 
00007  *  Comments:
00008  *
00009  *  Revision history:
00010  *
00011  *  $Log: dfa_generator.cc,v $
00012  *  Revision 1.2  2002/05/04 17:39:22  alec
00013  *  the scanner works (slightly tested)
00014  *
00015  *  Revision 1.1  2002/04/30 16:26:38  alec
00016  *  my big endian will eat your little endian
00017  *
00018  */
00019 
00020 /*
00021   Copyright (C) 2002 Alexandru Panoviciu (alecu@email.com)
00022 
00023   This program is free software; you can redistribute it and/or modify
00024   it under the terms of the GNU General Public License as published by
00025   the Free Software Foundation; either version 2 of the License, or
00026   (at your option) any later version.
00027 
00028   This program is distributed in the hope that it will be useful,
00029   but WITHOUT ANY WARRANTY; without even the implied warranty of
00030   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00031   GNU General Public License for more details.
00032 
00033   You should have received a copy of the GNU General Public License
00034   along with this program; if not, write to the Free Software
00035   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00036 
00037  */
00038 
00039 
00040 #include "dfa_generator.hh"
00041 #include "scanner_dfa_spec.hh"
00042 #include "scanner_spec.hh"
00043 #include "basic_dfa_generator.hh"
00044 
00045 ScannerDfaSpec& DfaGenerator::createScannerDfa (PropRegistry &registry,
00046                                                 ScannerSpec &scanner,
00047                                                 ITokenSpec &tokens)
00048 {
00049   ScannerDfaSpec &dfa = *new ScannerDfaSpec(scanner.className,
00050                                             scanner.preambleCode,
00051                                             scanner.userCode,
00052                                             scanner.inheritance);
00053 
00054   BasicDfaGenerator bdg(tokens, registry);
00055 
00056   for (int i = 0; i < scanner.states.size(); i++)
00057     dfa.addBasicDfa(bdg.createBasicDfa(scanner.states[i]));
00058   
00059   return dfa;
00060 }