1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef _GETOPTSTR_H
28#define	_GETOPTSTR_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32/*
33 * Declarations for getoptstr().
34 */
35
36#ifdef __cplusplus
37extern "C" {
38#endif
39
40
41#include <sys/types.h>
42
43
44
45/*
46 * These macros are defined here so getoptstr() callers can handle spaces and
47 * words consistently.
48 */
49#define	ISSPACE(c)	((c) == ' ' || (c) == '\t')
50#define	SKIP_WORD(cp)	while (*cp != '\0' && !ISSPACE(*cp)) ++cp;
51#define	SKIP_SPC(cp)	while (ISSPACE(*cp)) ++cp;
52
53
54struct gos_params {
55	/* To be set before use. */
56	const char	*gos_opts;	/* String of acceptable options. */
57	const char	*gos_strp;	/* String of arguments to process. */
58
59	/* Publically readable. */
60	char		gos_last_opt;	/* Last option seen. */
61	const char	*gos_optargp;	/* Option argument. */
62	size_t		gos_optarglen;	/* Length of option argument. */
63	const char	*gos_errp;	/* Location of erroneous character. */
64
65	/* Private state. */
66	int		gos_pos;	/* Current position in the current */
67					/* word.  A la _pos in getopt(). */
68};
69
70
71void	getoptstr_init(struct gos_params *params);
72int	getoptstr(struct gos_params *params);
73
74
75
76#ifdef __cplusplus
77}
78#endif
79
80#endif /* _GETOPTSTR_H */
81