/*	$NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad Exp $	*/

/*	$FreeBSD: src/include/getopt.h,v 1.6 2004/02/24 08:09:20 ache Exp $ */

/*-

 * Copyright (c) 2000 The NetBSD Foundation, Inc.

 * All rights reserved.

 *

 * This code is derived from software contributed to The NetBSD Foundation

 * by Dieter Baron and Thomas Klausner.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 4. Neither the name of The NetBSD Foundation nor the names of its

 *    contributors may be used to endorse or promote products derived

 *    from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS

 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED

 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS

 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

 * POSSIBILITY OF SUCH DAMAGE.

* Portions Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.

 */

#ifndef _GETOPT_H_

#define _GETOPT_H_

#include <sys/cdefs.h>

/*

 * GNU-like getopt_long()/getopt_long_only() with 4.4BSD optreset extension.

 * getopt() is declared here too for GNU programs.

 */

#define no_argument        0

#define required_argument  1

#define optional_argument  2

struct option {

	/* name of long option */

	const char *name;

	/*

	 * one of no_argument, required_argument, and optional_argument:

	 * whether option takes an argument

	 */

	int has_arg;

	/* if not NULL, set *flag to val when option found */

	int *flag;

	/* if flag not NULL, value to set *flag to; else return value */

	int val;

};

__BEGIN_DECLS

IMPORT_C int	getopt_long(int, char * const *, const char *,

	const struct option *, int *);

#ifndef _GETOPT_DECLARED

#define	_GETOPT_DECLARED

IMPORT_C int	 getopt(int, char * const [], const char *);

#ifndef __SYMBIAN32__

extern char *optarg;			/* getopt(3) external variables */

extern int optind, opterr, optopt;

#else

IMPORT_C int *__optopt(void);

IMPORT_C int *__opterr(void);

IMPORT_C int *__optind(void);

IMPORT_C char **__optarg(void);

#define optopt	  (*__optopt())

#define opterr	  (*__opterr())

#define optind	  (*__optind())

#define optarg	  (*__optarg())

#endif /* __SYMBIAN32__ */

#endif /* _GETOPT_DECLARED */

#ifndef _OPTRESET_DECLARED

#define	_OPTRESET_DECLARED

#ifndef __SYMBIAN32__

extern int optreset;			/* getopt(3) external variable */

#else

IMPORT_C int *__optreset(void);

#define optreset  (*__optreset())

#endif /* __SYMBIAN32__ */

#endif /*_OPTRESET_DECLARED */

__END_DECLS

#endif /* !_GETOPT_H_ */