-/*
- * Copyright (C) 1994, Index Data I/S
- * All rights reserved.
- * Sebastian Hammer, Adam Dickmeiss
- *
- * $Log: lexer.c,v $
- * Revision 1.4 1994-10-04 17:46:44 adam
- * Function options now returns arg with error option.
- *
- * Revision 1.3 1994/10/03 17:22:19 adam
- * Optimization of grepper.
- *
- * Revision 1.2 1994/09/27 16:31:20 adam
- * First version of grepper: grep with error correction.
- *
- * Revision 1.1 1994/09/26 10:16:55 adam
- * First version of dfa module in alex. This version uses yacc to parse
- * regular expressions. This should be hand-made instead.
- *
- *
- * Adam Dickmeiss. 1992-1993
- * This module is actually very old...
- */
+/* $Id: lexer.c,v 1.17 2007-01-15 15:10:15 adam Exp $
+ Copyright (C) 1995-2007
+ Index Data ApS
+
+This file is part of the Zebra server.
+
+Zebra is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
+
+Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+*/
+
+
#include <stdio.h>
#include <assert.h>
#include <string.h>
#include <stdarg.h>
-#include <util.h>
+#include <idzebra/util.h>
#include <dfa.h>
#include "imalloc.h"
#include "lexer.h"
exit (1);
}
-#ifdef YACC
-extern int yydebug;
-#else
-extern int alexdebug;
-#endif
int ccluse = 0;
static int lexer_options (int argc, char **argv)
case 's':
dfa_verbose = 1;
continue;
- case 't':
-#ifdef YACC
- yydebug = 1;
-#else
- alexdebug = 1;
-#endif
- continue;
case 'c':
ccluse = 1;
continue;
int main (int argc, char **argv)
{
int i, no = 0;
- DFA *dfa;
- DFA_states *dfas;
+ struct DFA *dfa;
prog = *argv;
-#ifdef YACC
- yydebug = 0;
-#else
- alexdebug = 0;
-#endif
+ dfa = dfa_init ();
i = lexer_options (argc, argv);
if (i)
return i;
if (**++argv != '-' && **argv)
{
++no;
- i = read_file (*argv, &dfa);
+
+ i = read_file (*argv, dfa);
if (i)
return i;
- dfas = mk_dfas (dfa, 2000);
- rm_dfa (&dfa);
- rm_dfas (&dfas);
+ dfa_mkstate (dfa);
+
+#if MEMDEBUG
+ imemstat();
+#endif
}
-#ifdef MEMDEBUG
+ dfa_delete (&dfa);
+#if MEMDEBUG
imemstat();
#endif
if (!no)
return 0;
}
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+