getopt.h
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- /* $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 "libcext_bsd.h"
- #ifdef BSD
- #include <sys/cdefs.h>
- #endif
- #include <unistd.h>
- /*
- * Gnu like getopt_long() and BSD4.4 getsubopt()/optreset extensions
- */
- /* #if !defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE) */
- #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 __P((int, char * const *, const char *,
- const struct option *, int *));
- __END_DECLS
- /* #endif */
-
- #endif /* !_GETOPT_H_ */