|
|
/* $OpenBSD: getopt.h,v 1.1 2002/12/03 20:24:29 millert Exp $ */
|
|
|
/* $NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad 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.
|
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
|
* must display the following acknowledgement:
|
|
|
* This product includes software developed by the NetBSD
|
|
|
* Foundation, Inc. and its contributors.
|
|
|
* 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.
|
|
|
*/
|
|
|
|
|
|
#ifndef _GETOPT_H_
|
|
|
#define _GETOPT_H_
|
|
|
|
|
|
#include <sys/cdefs.h>
|
|
|
|
|
|
/*
|
|
|
* GNU-like getopt_long() and 4.4BSD getsubopt()/optreset extensions
|
|
|
*/
|
|
|
#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
|
|
|
int getopt_long(int, char * const *, const char *,
|
|
|
const struct option *, int *);
|
|
|
int getopt_long_only(int, char * const *, const char *,
|
|
|
const struct option *, int *);
|
|
|
#ifndef _GETOPT_DEFINED_
|
|
|
#define _GETOPT_DEFINED_
|
|
|
int getopt(int, char * const *, const char *);
|
|
|
int getsubopt(char **, char * const *, char **);
|
|
|
|
|
|
extern char *optarg; /* getopt(3) external variables */
|
|
|
extern int opterr;
|
|
|
extern int optind;
|
|
|
extern int optopt;
|
|
|
extern int optreset;
|
|
|
extern char *suboptarg; /* getsubopt(3) external variable */
|
|
|
#endif
|
|
|
__END_DECLS
|
|
|
|
|
|
#endif /* !_GETOPT_H_ */
|