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1 | /* classes: h_files */ |
2 | ||
3 | #ifndef RXANALH | |
4 | #define RXANALH | |
5 | /* Copyright (C) 1995, 1996 Tom Lord | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU Library General Public License as published by | |
9 | * the Free Software Foundation; either version 2, or (at your option) | |
10 | * any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU Library General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Library General Public License | |
18 | * along with this software; see the file COPYING. If not, write to | |
19 | * the Free Software Foundation, 59 Temple Place - Suite 330, | |
20 | * Boston, MA 02111-1307, USA. | |
21 | */ | |
22 | ||
23 | \f | |
24 | ||
25 | #include "rxcset.h" | |
26 | #include "rxnode.h" | |
27 | #include "rxsuper.h" | |
28 | ||
29 | \f | |
30 | ||
31 | ||
32 | enum rx_answers | |
33 | { | |
34 | rx_yes = 0, | |
35 | rx_no = 1, | |
36 | rx_bogus = -1, | |
37 | rx_start_state_with_too_many_futures = rx_bogus - 1 | |
38 | /* n < 0 -- error */ | |
39 | }; | |
40 | ||
41 | struct rx_classical_system | |
42 | { | |
43 | struct rx * rx; | |
44 | struct rx_superstate * state; | |
45 | int final_tag; | |
46 | }; | |
47 | ||
48 | ||
49 | \f | |
50 | #ifdef __STDC__ | |
51 | extern int rx_posix_analyze_rexp (struct rexp_node *** subexps, | |
52 | size_t * re_nsub, | |
53 | struct rexp_node * node, | |
54 | int id); | |
55 | extern int rx_fill_in_fastmap (int cset_size, unsigned char * map, struct rexp_node * exp); | |
56 | extern int rx_is_anchored_p (struct rexp_node * exp); | |
57 | extern enum rx_answers rx_start_superstate (struct rx_classical_system * frame); | |
58 | extern enum rx_answers rx_fit_p (struct rx_classical_system * frame, unsigned const char * burst, int len); | |
59 | extern enum rx_answers rx_advance (struct rx_classical_system * frame, unsigned const char * burst, int len); | |
60 | extern int rx_advance_to_final (struct rx_classical_system * frame, unsigned const char * burst, int len); | |
61 | extern void rx_terminate_system (struct rx_classical_system * frame); | |
62 | extern void rx_init_system (struct rx_classical_system * frame, struct rx * rx); | |
63 | ||
64 | #else /* STDC */ | |
65 | extern int rx_posix_analyze_rexp (); | |
66 | extern int rx_fill_in_fastmap (); | |
67 | extern int rx_is_anchored_p (); | |
68 | extern enum rx_answers rx_start_superstate (); | |
69 | extern enum rx_answers rx_fit_p (); | |
70 | extern enum rx_answers rx_advance (); | |
71 | extern int rx_advance_to_final (); | |
72 | extern void rx_terminate_system (); | |
73 | extern void rx_init_system (); | |
74 | ||
75 | #endif /* STDC */ | |
76 | ||
77 | ||
78 | ||
79 | #endif /* RXANALH */ |