1/* $Id: libmdoc.h,v 1.78 2011/12/02 01:37:14 schwarze Exp $ */ 2/* 3 * Copyright (c) 2008, 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 LIBMDOC_H 18#define LIBMDOC_H 19 20enum mdoc_next { 21 MDOC_NEXT_SIBLING = 0, 22 MDOC_NEXT_CHILD 23}; 24 25struct mdoc { 26 struct mparse *parse; /* parse pointer */ 27 int flags; /* parse flags */ 28#define MDOC_HALT (1 << 0) /* error in parse: halt */ 29#define MDOC_LITERAL (1 << 1) /* in a literal scope */ 30#define MDOC_PBODY (1 << 2) /* in the document body */ 31#define MDOC_NEWLINE (1 << 3) /* first macro/text in a line */ 32#define MDOC_PHRASELIT (1 << 4) /* literal within a partila phrase */ 33#define MDOC_PPHRASE (1 << 5) /* within a partial phrase */ 34#define MDOC_FREECOL (1 << 6) /* `It' invocation should close */ 35#define MDOC_SYNOPSIS (1 << 7) /* SYNOPSIS-style formatting */ 36 enum mdoc_next next; /* where to put the next node */ 37 struct mdoc_node *last; /* the last node parsed */ 38 struct mdoc_node *first; /* the first node parsed */ 39 struct mdoc_meta meta; /* document meta-data */ 40 enum mdoc_sec lastnamed; 41 enum mdoc_sec lastsec; 42 struct roff *roff; 43}; 44 45#define MACRO_PROT_ARGS struct mdoc *m, \ 46 enum mdoct tok, \ 47 int line, \ 48 int ppos, \ 49 int *pos, \ 50 char *buf 51 52struct mdoc_macro { 53 int (*fp)(MACRO_PROT_ARGS); 54 int flags; 55#define MDOC_CALLABLE (1 << 0) 56#define MDOC_PARSED (1 << 1) 57#define MDOC_EXPLICIT (1 << 2) 58#define MDOC_PROLOGUE (1 << 3) 59#define MDOC_IGNDELIM (1 << 4) 60 /* Reserved words in arguments treated as text. */ 61}; 62 63enum margserr { 64 ARGS_ERROR, 65 ARGS_EOLN, /* end-of-line */ 66 ARGS_WORD, /* normal word */ 67 ARGS_PUNCT, /* series of punctuation */ 68 ARGS_QWORD, /* quoted word */ 69 ARGS_PHRASE, /* Ta'd phrase (-column) */ 70 ARGS_PPHRASE, /* tabbed phrase (-column) */ 71 ARGS_PEND /* last phrase (-column) */ 72}; 73 74enum margverr { 75 ARGV_ERROR, 76 ARGV_EOLN, /* end of line */ 77 ARGV_ARG, /* valid argument */ 78 ARGV_WORD /* normal word (or bad argument---same thing) */ 79}; 80 81/* 82 * A punctuation delimiter is opening, closing, or "middle mark" 83 * punctuation. These govern spacing. 84 * Opening punctuation (e.g., the opening parenthesis) suppresses the 85 * following space; closing punctuation (e.g., the closing parenthesis) 86 * suppresses the leading space; middle punctuation (e.g., the vertical 87 * bar) can do either. The middle punctuation delimiter bends the rules 88 * depending on usage. 89 */ 90enum mdelim { 91 DELIM_NONE = 0, 92 DELIM_OPEN, 93 DELIM_MIDDLE, 94 DELIM_CLOSE, 95 DELIM_MAX 96}; 97 98extern const struct mdoc_macro *const mdoc_macros; 99 100__BEGIN_DECLS 101 102#define mdoc_pmsg(m, l, p, t) \ 103 mandoc_msg((t), (m)->parse, (l), (p), NULL) 104#define mdoc_nmsg(m, n, t) \ 105 mandoc_msg((t), (m)->parse, (n)->line, (n)->pos, NULL) 106int mdoc_macro(MACRO_PROT_ARGS); 107int mdoc_word_alloc(struct mdoc *, 108 int, int, const char *); 109int mdoc_elem_alloc(struct mdoc *, int, int, 110 enum mdoct, struct mdoc_arg *); 111int mdoc_block_alloc(struct mdoc *, int, int, 112 enum mdoct, struct mdoc_arg *); 113int mdoc_head_alloc(struct mdoc *, int, int, enum mdoct); 114int mdoc_tail_alloc(struct mdoc *, int, int, enum mdoct); 115int mdoc_body_alloc(struct mdoc *, int, int, enum mdoct); 116int mdoc_endbody_alloc(struct mdoc *m, int line, int pos, 117 enum mdoct tok, struct mdoc_node *body, 118 enum mdoc_endbody end); 119void mdoc_node_delete(struct mdoc *, struct mdoc_node *); 120void mdoc_hash_init(void); 121enum mdoct mdoc_hash_find(const char *); 122const char *mdoc_a2att(const char *); 123const char *mdoc_a2lib(const char *); 124const char *mdoc_a2st(const char *); 125const char *mdoc_a2arch(const char *); 126const char *mdoc_a2vol(const char *); 127int mdoc_valid_pre(struct mdoc *, struct mdoc_node *); 128int mdoc_valid_post(struct mdoc *); 129enum margverr mdoc_argv(struct mdoc *, int, enum mdoct, 130 struct mdoc_arg **, int *, char *); 131void mdoc_argv_free(struct mdoc_arg *); 132enum margserr mdoc_args(struct mdoc *, int, 133 int *, char *, enum mdoct, char **); 134enum margserr mdoc_zargs(struct mdoc *, int, 135 int *, char *, char **); 136int mdoc_macroend(struct mdoc *); 137enum mdelim mdoc_isdelim(const char *); 138 139__END_DECLS 140 141#endif /*!LIBMDOC_H*/ 142