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/* $Id: libmandoc.h,v 1.12 2011/05/29 21:22:18 schwarze Exp $ */
/*
* 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 AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR 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.
*/
#ifndef LIBMANDOC_H
#define LIBMANDOC_H
enum rofferr {
ROFF_CONT, /* continue processing line */
ROFF_RERUN, /* re-run roff interpreter with offset */
ROFF_APPEND, /* re-run main parser, appending next line */
ROFF_REPARSE, /* re-run main parser on the result */
ROFF_SO, /* include another file */
ROFF_IGN, /* ignore current line */
ROFF_TBL, /* a table row was successfully parsed */
ROFF_EQN, /* an equation was successfully parsed */
ROFF_ERR /* badness: puke and stop */
};
enum regs {
REG_nS = 0, /* nS register */
REG__MAX
};
/*
* A register (struct reg) can consist of many types: this consists of
* normalised types from the original string form. For the time being,
* there's only an unsigned integer type.
*/
union regval {
unsigned u; /* unsigned integer */
};
/*
* A single register entity. If "set" is zero, the value of the
* register should be the default one, which is per-register. It's
* assumed that callers know which type in "v" corresponds to which
* register value.
*/
struct reg {
int set; /* whether set or not */
union regval v; /* parsed data */
};
/*
* The primary interface to setting register values is in libroff,
* although libmdoc and libman from time to time will manipulate
* registers (such as `.Sh SYNOPSIS' enabling REG_nS).
*/
struct regset {
struct reg regs[REG__MAX];
};
__BEGIN_DECLS
struct roff;
struct mdoc;
struct man;
void mandoc_msg(enum mandocerr, struct mparse *,
int, int, const char *);
void mandoc_vmsg(enum mandocerr, struct mparse *,
int, int, const char *, ...);
char *mandoc_strdup(const char *);
char *mandoc_getarg(struct mparse *, char **, int, int *);
char *mandoc_normdate(struct mparse *, char *, int, int);
int mandoc_eos(const char *, size_t, int);
int mandoc_hyph(const char *, const char *);
int mandoc_getcontrol(const char *, int *);
int mandoc_strntou(const char *, size_t, int);
void mdoc_free(struct mdoc *);
struct mdoc *mdoc_alloc(struct regset *, struct mparse *);
void mdoc_reset(struct mdoc *);
int mdoc_parseln(struct mdoc *, int, char *, int);
int mdoc_endparse(struct mdoc *);
int mdoc_addspan(struct mdoc *, const struct tbl_span *);
int mdoc_addeqn(struct mdoc *, const struct eqn *);
void man_free(struct man *);
struct man *man_alloc(struct regset *, struct mparse *);
void man_reset(struct man *);
int man_parseln(struct man *, int, char *, int);
int man_endparse(struct man *);
int man_addspan(struct man *, const struct tbl_span *);
int man_addeqn(struct man *, const struct eqn *);
void roff_free(struct roff *);
struct roff *roff_alloc(struct regset *, struct mparse *);
void roff_reset(struct roff *);
enum rofferr roff_parseln(struct roff *, int,
char **, size_t *, int, int *);
void roff_endparse(struct roff *);
const struct tbl_span *roff_span(const struct roff *);
const struct eqn *roff_eqn(const struct roff *);
__END_DECLS
#endif /*!LIBMANDOC_H*/
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