rx/rxunfa.h

   1 #ifndef RXUNFAH
   2 #define RXUNFAH
   3
   4 /*      Copyright (C) 1995, 1996 Tom Lord
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU Library General Public License as published by
   8  * the Free Software Foundation; either version 2, or (at your option)
   9  * any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Library General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Library General Public License
  17  * along with this software; see the file COPYING.  If not, write to
  18  * the Free Software Foundation, 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22
  23 \f
  24 #include "_rx.h"
  25
  26 \f
  27 struct rx_unfaniverse
  28 {
  29   int delay;
  30   int delayed;
  31   struct rx_hash table;
  32   struct rx_cached_rexp * free_queue;
  33 };
  34
  35
  36 struct rx_unfa
  37 {
  38   int refs;
  39   struct rexp_node * exp;
  40   struct rx * nfa;
  41   int cset_size;
  42   struct rx_unfaniverse * verse;
  43 };
  44
  45 struct rx_cached_rexp
  46 {
  47   struct rx_unfa unfa;
  48   struct rx_cached_rexp * next;
  49   struct rx_cached_rexp * prev;
  50   struct rx_hash_item * hash_item;
  51 };
  52
  53
  54 \f
  55 #ifdef __STDC__
  56 extern struct rx_unfaniverse * rx_make_unfaniverse (int delay);
  57 extern void rx_free_unfaniverse (struct rx_unfaniverse * it);
  58 extern struct rx_unfa * rx_unfa (struct rx_unfaniverse * unfaniverse, struct rexp_node * exp, int cset_size);
  59 extern void rx_free_unfa (struct rx_unfa * unfa);
  60 extern void rx_save_unfa (struct rx_unfa * unfa);
  61
  62 #else /* STDC */
  63 extern struct rx_unfaniverse * rx_make_unfaniverse ();
  64 extern void rx_free_unfaniverse ();
  65 extern struct rx_unfa * rx_unfa ();
  66 extern void rx_free_unfa ();
  67 extern void rx_save_unfa ();
  68
  69 #endif /* STDC */
  70 #endif  /* RXUNFAH */