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/* $Id: libman.h,v 1.17 2010/05/08 01:52:07 schwarze Exp $ */
/*
* Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se>
*
* 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 LIBMAN_H
#define LIBMAN_H
#include "man.h"
enum man_next {
MAN_NEXT_SIBLING = 0,
MAN_NEXT_CHILD
};
struct man {
void *data;
struct man_cb cb;
int pflags; /* parse flags (see man.h) */
int svflags; /* flags saved during roff blocks */
int flags; /* parse flags */
#define MAN_HALT (1 << 0) /* badness happened: die */
#define MAN_ELINE (1 << 1) /* Next-line element scope. */
#define MAN_BLINE (1 << 2) /* Next-line block scope. */
#define MAN_ILINE (1 << 3) /* Ignored in next-line scope. */
#define MAN_LITERAL (1 << 4) /* Literal input. */
#define MAN_BPLINE (1 << 5)
#define MAN_EL_USE (1 << 6) /* Following .el will be used. */
enum man_next next;
enum man_next svnext;
struct man_node *last;
struct man_node *first;
struct man_meta meta;
};
enum merr {
WNPRINT = 0,
WMSEC,
WDATE,
WLNSCOPE,
WLNSCOPE2,
WTSPACE,
WTQUOTE,
WNODATA,
WNOTITLE,
WESCAPE,
WNUMFMT,
WHEADARGS,
WBODYARGS,
WNHEADARGS,
WMACROFORM,
WEXITSCOPE,
WNOSCOPE,
WOLITERAL,
WNLITERAL,
WROFFNEST,
WROFFSCOPE,
WTITLECASE,
WBADCOMMENT,
WERRMAX
};
#define MACRO_PROT_ARGS struct man *m, enum mant tok, int line, \
int ppos, int *pos, char *buf
struct man_macro {
int (*fp)(MACRO_PROT_ARGS);
int flags;
#define MAN_SCOPED (1 << 0)
#define MAN_EXPLICIT (1 << 1) /* See blk_imp(). */
#define MAN_FSCOPED (1 << 2) /* See blk_imp(). */
#define MAN_NSCOPED (1 << 3) /* See in_line_eoln(). */
#define MAN_NOCLOSE (1 << 4) /* See blk_exp(). */
};
extern const struct man_macro *const man_macros;
__BEGIN_DECLS
#define man_perr(m, l, p, t) \
man_err((m), (l), (p), 1, (t))
#define man_pwarn(m, l, p, t) \
man_err((m), (l), (p), 0, (t))
#define man_nerr(m, n, t) \
man_err((m), (n)->line, (n)->pos, 1, (t))
#define man_nwarn(m, n, t) \
man_err((m), (n)->line, (n)->pos, 0, (t))
int man_word_alloc(struct man *, int, int, const char *);
int man_block_alloc(struct man *, int, int, enum mant);
int man_head_alloc(struct man *, int, int, enum mant);
int man_body_alloc(struct man *, int, int, enum mant);
int man_elem_alloc(struct man *, int, int, enum mant);
void man_node_delete(struct man *, struct man_node *);
void man_hash_init(void);
enum mant man_hash_find(const char *);
int man_macroend(struct man *);
int man_args(struct man *, int, int *, char *, char **);
#define ARGS_ERROR (-1)
#define ARGS_EOLN (0)
#define ARGS_WORD (1)
#define ARGS_QWORD (1)
int man_err(struct man *, int, int, int, enum merr);
int man_vwarn(struct man *, int, int, const char *, ...);
int man_verr(struct man *, int, int, const char *, ...);
int man_valid_post(struct man *);
int man_valid_pre(struct man *, const struct man_node *);
int man_action_post(struct man *);
int man_action_pre(struct man *, struct man_node *);
int man_unscope(struct man *,
const struct man_node *, enum merr);
int man_brace_close(struct man *, int, int);
__END_DECLS
#endif /*!LIBMAN_H*/
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