williamr@2: /*	$NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad Exp $	*/
williamr@2: /*	$FreeBSD: src/include/getopt.h,v 1.6 2004/02/24 08:09:20 ache Exp $ */
williamr@2: 
williamr@2: /*-
williamr@2:  * Copyright (c) 2000 The NetBSD Foundation, Inc.
williamr@2:  * All rights reserved.
williamr@2:  *
williamr@2:  * This code is derived from software contributed to The NetBSD Foundation
williamr@2:  * by Dieter Baron and Thomas Klausner.
williamr@2:  *
williamr@2:  * Redistribution and use in source and binary forms, with or without
williamr@2:  * modification, are permitted provided that the following conditions
williamr@2:  * are met:
williamr@2:  * 1. Redistributions of source code must retain the above copyright
williamr@2:  *    notice, this list of conditions and the following disclaimer.
williamr@2:  * 2. Redistributions in binary form must reproduce the above copyright
williamr@2:  *    notice, this list of conditions and the following disclaimer in the
williamr@2:  *    documentation and/or other materials provided with the distribution.
williamr@2:  * 4. Neither the name of The NetBSD Foundation nor the names of its
williamr@2:  *    contributors may be used to endorse or promote products derived
williamr@2:  *    from this software without specific prior written permission.
williamr@2:  *
williamr@2:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
williamr@2:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
williamr@2:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
williamr@2:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
williamr@2:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
williamr@2:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
williamr@2:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
williamr@2:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
williamr@2:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
williamr@2:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
williamr@2:  * POSSIBILITY OF SUCH DAMAGE.
williamr@2: * © Portions copyright (c) 2007 Symbian Software Ltd. All rights reserved.
williamr@2:  */
williamr@2: 
williamr@2: #ifndef _GETOPT_H_
williamr@2: #define _GETOPT_H_
williamr@2: 
williamr@2: #include <sys/cdefs.h>
williamr@2: 
williamr@2: /*
williamr@2:  * GNU-like getopt_long()/getopt_long_only() with 4.4BSD optreset extension.
williamr@2:  * getopt() is declared here too for GNU programs.
williamr@2:  */
williamr@2: #define no_argument        0
williamr@2: #define required_argument  1
williamr@2: #define optional_argument  2
williamr@2: 
williamr@2: struct option {
williamr@2: 	/* name of long option */
williamr@2: 	const char *name;
williamr@2: 	/*
williamr@2: 	 * one of no_argument, required_argument, and optional_argument:
williamr@2: 	 * whether option takes an argument
williamr@2: 	 */
williamr@2: 	int has_arg;
williamr@2: 	/* if not NULL, set *flag to val when option found */
williamr@2: 	int *flag;
williamr@2: 	/* if flag not NULL, value to set *flag to; else return value */
williamr@2: 	int val;
williamr@2: };
williamr@2: 
williamr@2: __BEGIN_DECLS
williamr@2: IMPORT_C int	getopt_long(int, char * const *, const char *,
williamr@2: 	const struct option *, int *);
williamr@2: #ifndef _GETOPT_DECLARED
williamr@2: #define	_GETOPT_DECLARED
williamr@2: IMPORT_C int	 getopt(int, char * const [], const char *);
williamr@2: 
williamr@2: #ifndef __SYMBIAN32__
williamr@2: extern char *optarg;			/* getopt(3) external variables */
williamr@2: extern int optind, opterr, optopt;
williamr@2: #else
williamr@2: IMPORT_C int *__optopt(void);
williamr@2: IMPORT_C int *__opterr(void);
williamr@2: IMPORT_C int *__optind(void);
williamr@2: IMPORT_C char **__optarg(void);
williamr@2: #define optopt	  (*__optopt())
williamr@2: #define opterr	  (*__opterr())
williamr@2: #define optind	  (*__optind())
williamr@2: #define optarg	  (*__optarg())
williamr@2: #endif /* __SYMBIAN32__ */
williamr@2: 
williamr@2: #endif /* _GETOPT_DECLARED */
williamr@2: #ifndef _OPTRESET_DECLARED
williamr@2: #define	_OPTRESET_DECLARED
williamr@2: 
williamr@2: #ifndef __SYMBIAN32__
williamr@2: extern int optreset;			/* getopt(3) external variable */
williamr@2: #else
williamr@2: IMPORT_C int *__optreset(void);
williamr@2: #define optreset  (*__optreset())
williamr@2: #endif /* __SYMBIAN32__ */
williamr@2: 
williamr@2: #endif /*_OPTRESET_DECLARED */
williamr@2: __END_DECLS
williamr@2:  
williamr@2: #endif /* !_GETOPT_H_ */