zeek/src/bsd-getopt-long.h
2011-08-04 15:21:18 -05:00

130 lines
4.7 KiB
C

/* $OpenBSD: getopt_long.c,v 1.13 2003/06/03 01:52:40 millert Exp $ */
/* $NetBSD: getopt_long.c,v 1.15 2002/01/31 22:43:40 tv Exp $ */
/*
* Copyright (c) 2002 Todd C. Miller <Todd.Miller@courtesan.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND TODD C. MILLER DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL TODD C. MILLER BE LIABLE
* FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*-
* 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 __BSD_GETOPT_LONG_H__
#define __BSD_GETOPT_LONG_H__
#ifndef HAVE_GETOPT_LONG
/*
* GNU-like getopt_long() and 4.4BSD getsubopt()/optreset extensions
*/
# ifndef no_argument
# define no_argument 0
# endif
# ifndef required_argument
# define required_argument 1
# endif
# ifndef optional_argument
# define optional_argument 2
# endif
struct pure_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;
};
#ifdef __cplusplus
extern "C" {
#endif
int pure_getopt_long(int nargc, char * const *nargv, const char *options,
const struct pure_option *long_options, int *idx);
int pure_getopt_long_only(int nargc, char * const *nargv,
const char *options,
const struct pure_option *long_options,
int *idx);
int pure_getopt(int nargc, char * const *nargv, const char *options);
#ifdef __cplusplus
}
#endif
/* prefix+macros just to avoid clashes with existing getopt() implementations */
# ifndef IN_GETOPT_LONG_C
# undef option
# define option pure_option
# undef getopt_long
# define getopt_long(A, B, C, D, E) pure_getopt_long(A, B, C, D, E)
# undef getopt_long_only
# define getopt_long_only(A, B, C, D, E) pure_getopt_long_only(A, B, C, D, E)
# undef getopt
# define getopt(A, B, C) pure_getopt(A, B, C)
# undef optarg
# define optarg pure_optarg
# undef opterr
# define opterr pure_opterr
# undef optind
# define optind pure_optind
# undef optopt
# define optopt pure_optopt
# undef optreset
# define optreset pure_optreset
# endif
#endif
#endif