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Diffstat (limited to 'usr.bin/mandoc/roff_int.h')
| -rw-r--r-- | usr.bin/mandoc/roff_int.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/usr.bin/mandoc/roff_int.h b/usr.bin/mandoc/roff_int.h new file mode 100644 index 0000000..779f50f --- /dev/null +++ b/usr.bin/mandoc/roff_int.h @@ -0,0 +1,94 @@ +/* $OpenBSD: roff_int.h,v 1.17 2020/04/24 11:58:02 schwarze Exp $ */ +/* + * Copyright (c) 2013-2015, 2017-2020 Ingo Schwarze <schwarze@openbsd.org> + * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Parser internals shared by multiple parsers. + */ + +struct ohash; +struct roff_node; +struct roff_meta; +struct roff; +struct mdoc_arg; + +enum roff_next { + ROFF_NEXT_SIBLING = 0, + ROFF_NEXT_CHILD +}; + +struct roff_man { + struct roff_meta meta; /* Public parse results. */ + struct roff *roff; /* Roff parser state data. */ + struct ohash *mdocmac; /* Mdoc macro lookup table. */ + struct ohash *manmac; /* Man macro lookup table. */ + const char *os_s; /* Default operating system. */ + struct roff_node *last; /* The last node parsed. */ + struct roff_node *last_es; /* The most recent Es node. */ + int quick; /* Abort parse early. */ + int flags; /* Parse flags. */ +#define ROFF_NOFILL (1 << 1) /* Fill mode switched off. */ +#define MDOC_PBODY (1 << 2) /* In the document body. */ +#define MDOC_NEWLINE (1 << 3) /* First macro/text in a line. */ +#define MDOC_PHRASE (1 << 4) /* In a Bl -column phrase. */ +#define MDOC_PHRASELIT (1 << 5) /* Literal within a phrase. */ +#define MDOC_FREECOL (1 << 6) /* `It' invocation should close. */ +#define MDOC_SYNOPSIS (1 << 7) /* SYNOPSIS-style formatting. */ +#define MDOC_KEEP (1 << 8) /* In a word keep. */ +#define MDOC_SMOFF (1 << 9) /* Spacing is off. */ +#define MDOC_NODELIMC (1 << 10) /* Disable closing delimiter handling. */ +#define MAN_ELINE (1 << 11) /* Next-line element scope. */ +#define MAN_BLINE (1 << 12) /* Next-line block scope. */ +#define MDOC_PHRASEQF (1 << 13) /* Quote first word encountered. */ +#define MDOC_PHRASEQL (1 << 14) /* Quote last word of this phrase. */ +#define MDOC_PHRASEQN (1 << 15) /* Quote first word of the next phrase. */ +#define ROFF_NONOFILL (1 << 16) /* Temporarily suspend no-fill mode. */ +#define MAN_NEWLINE MDOC_NEWLINE + enum roff_sec lastsec; /* Last section seen. */ + enum roff_sec lastnamed; /* Last standard section seen. */ + enum roff_next next; /* Where to put the next node. */ + char filesec; /* Section digit in the file name. */ +}; + + +struct roff_node *roff_node_alloc(struct roff_man *, int, int, + enum roff_type, int); +void roff_node_append(struct roff_man *, struct roff_node *); +void roff_word_alloc(struct roff_man *, int, int, const char *); +void roff_word_append(struct roff_man *, const char *); +void roff_elem_alloc(struct roff_man *, int, int, int); +struct roff_node *roff_block_alloc(struct roff_man *, int, int, int); +struct roff_node *roff_head_alloc(struct roff_man *, int, int, int); +struct roff_node *roff_body_alloc(struct roff_man *, int, int, int); +void roff_node_unlink(struct roff_man *, struct roff_node *); +void roff_node_relink(struct roff_man *, struct roff_node *); +void roff_node_free(struct roff_node *); +void roff_node_delete(struct roff_man *, struct roff_node *); + +struct ohash *roffhash_alloc(enum roff_tok, enum roff_tok); +enum roff_tok roffhash_find(struct ohash *, const char *, size_t); +void roffhash_free(struct ohash *); + +void roff_state_reset(struct roff_man *); +void roff_validate(struct roff_man *); + +/* + * Functions called from roff.c need to be declared here, + * not in libmdoc.h or libman.h, even if they are specific + * to either the mdoc(7) or the man(7) parser. + */ + +void man_breakscope(struct roff_man *, int); +void mdoc_argv_free(struct mdoc_arg *); |