xref: /titanic_41/usr/src/cmd/mandoc/libroff.h (revision 32a712da90cea6ff9a05f51e7844944ccfa28d5e)
1 /*	$Id: libroff.h,v 1.27 2011/07/25 15:37:00 kristaps Exp $ */
2 /*
3  * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 #ifndef LIBROFF_H
18 #define LIBROFF_H
19 
20 __BEGIN_DECLS
21 
22 enum	tbl_part {
23 	TBL_PART_OPTS, /* in options (first line) */
24 	TBL_PART_LAYOUT, /* describing layout */
25 	TBL_PART_DATA, /* creating data rows */
26 	TBL_PART_CDATA /* continue previous row */
27 };
28 
29 struct	tbl_node {
30 	struct mparse	 *parse; /* parse point */
31 	int		  pos; /* invocation column */
32 	int		  line; /* invocation line */
33 	enum tbl_part	  part;
34 	struct tbl	  opts;
35 	struct tbl_row	 *first_row;
36 	struct tbl_row	 *last_row;
37 	struct tbl_span	 *first_span;
38 	struct tbl_span	 *current_span;
39 	struct tbl_span	 *last_span;
40 	struct tbl_head	 *first_head;
41 	struct tbl_head	 *last_head;
42 	struct tbl_node	 *next;
43 };
44 
45 struct	eqn_node {
46 	struct eqn_def	 *defs;
47 	size_t		  defsz;
48 	char		 *data;
49 	size_t		  rew;
50 	size_t		  cur;
51 	size_t		  sz;
52 	int		  gsize;
53 	struct eqn	  eqn;
54 	struct mparse	 *parse;
55 	struct eqn_node  *next;
56 };
57 
58 struct	eqn_def {
59 	char		 *key;
60 	size_t		  keysz;
61 	char		 *val;
62 	size_t		  valsz;
63 };
64 
65 struct tbl_node	*tbl_alloc(int, int, struct mparse *);
66 void		 tbl_restart(int, int, struct tbl_node *);
67 void		 tbl_free(struct tbl_node *);
68 void		 tbl_reset(struct tbl_node *);
69 enum rofferr 	 tbl_read(struct tbl_node *, int, const char *, int);
70 int		 tbl_option(struct tbl_node *, int, const char *);
71 int		 tbl_layout(struct tbl_node *, int, const char *);
72 int		 tbl_data(struct tbl_node *, int, const char *);
73 int		 tbl_cdata(struct tbl_node *, int, const char *);
74 const struct tbl_span	*tbl_span(struct tbl_node *);
75 void		 tbl_end(struct tbl_node **);
76 struct eqn_node	*eqn_alloc(const char *, int, int, struct mparse *);
77 enum rofferr	 eqn_end(struct eqn_node **);
78 void		 eqn_free(struct eqn_node *);
79 enum rofferr 	 eqn_read(struct eqn_node **, int,
80 			const char *, int, int *);
81 
82 __END_DECLS
83 
84 #endif /*LIBROFF_H*/
85