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Commit	Line	Data
	1	/* $Id: libman.h,v 1.23 2009/10/30 05:58:36 kristaps Exp $ */
	2	/*
	3	* Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se>
	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 LIBMAN_H
	18	#define LIBMAN_H
	19
	20	#include "man.h"
	21
	22	enum man_next {
	23	MAN_NEXT_SIBLING = 0,
	24	MAN_NEXT_CHILD
	25	};
	26
	27	struct man {
	28	void *data;
	29	struct man_cb cb;
	30	int pflags;
	31	int flags;
	32	#define MAN_HALT (1 << 0)
	33	#define MAN_ELINE (1 << 1) /* Next-line element scope. */
	34	#define MAN_BLINE (1 << 2) /* Next-line block scope. */
	35	#define MAN_LITERAL (1 << 3) /* Literal input. */
	36	enum man_next next;
	37	struct man_node *last;
	38	struct man_node *first;
	39	struct man_meta meta;
	40	};
	41
	42	enum merr {
	43	WNPRINT = 0,
	44	WMSEC,
	45	WDATE,
	46	WLNSCOPE,
	47	WTSPACE,
	48	WTQUOTE,
	49	WNODATA,
	50	WNOTITLE,
	51	WESCAPE,
	52	WNUMFMT,
	53	WHEADARGS,
	54	WBODYARGS,
	55	WNHEADARGS,
	56	WMACROFORM,
	57	WEXITSCOPE,
	58	WNOSCOPE,
	59	WOLITERAL,
	60	WNLITERAL,
	61	WERRMAX
	62	};
	63
	64	#define MACRO_PROT_ARGS struct man *m, int tok, int line, \
	65	int ppos, int pos, char buf
	66
	67	struct man_macro {
	68	int (*fp)(MACRO_PROT_ARGS);
	69	int flags;
	70	#define MAN_SCOPED (1 << 0)
	71	#define MAN_EXPLICIT (1 << 1) /* See blk_imp(). */
	72	#define MAN_FSCOPED (1 << 2) /* See blk_imp(). */
	73	};
	74
	75	extern const struct man_macro *const man_macros;
	76
	77	__BEGIN_DECLS
	78
	79	#define man_perr(m, l, p, t) \
	80	man_err((m), (l), (p), 1, (t))
	81	#define man_pwarn(m, l, p, t) \
	82	man_err((m), (l), (p), 0, (t))
	83	#define man_nerr(m, n, t) \
	84	man_err((m), (n)->line, (n)->pos, 1, (t))
	85	#define man_nwarn(m, n, t) \
	86	man_err((m), (n)->line, (n)->pos, 0, (t))
	87
	88	int man_word_alloc(struct man , int, int, const char );
	89	int man_block_alloc(struct man *, int, int, int);
	90	int man_head_alloc(struct man *, int, int, int);
	91	int man_body_alloc(struct man *, int, int, int);
	92	int man_elem_alloc(struct man *, int, int, int);
	93	void man_node_free(struct man_node *);
	94	void man_node_freelist(struct man_node *);
	95	void man_hash_init(void);
	96	int man_hash_find(const char *);
	97	int man_macroend(struct man *);
	98	int man_args(struct man , int, int , char , char *);
	99	#define ARGS_ERROR (-1)
	100	#define ARGS_EOLN (0)
	101	#define ARGS_WORD (1)
	102	#define ARGS_QWORD (1)
	103	int man_err(struct man *, int, int, int, enum merr);
	104	int man_vwarn(struct man , int, int, const char , ...);
	105	int man_verr(struct man , int, int, const char , ...);
	106	int man_valid_post(struct man *);
	107	int man_valid_pre(struct man , const struct man_node );
	108	int man_action_post(struct man *);
	109	int man_action_pre(struct man , struct man_node );
	110	int man_unscope(struct man , const struct man_node );
	111
	112	__END_DECLS
	113
	114	#endif /!LIBMAN_H/