diff options
Diffstat (limited to 'include/compat/getopt.h')
| -rw-r--r-- | include/compat/getopt.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/include/compat/getopt.h b/include/compat/getopt.h new file mode 100644 index 0000000..da99d34 --- /dev/null +++ b/include/compat/getopt.h @@ -0,0 +1,83 @@ +/* $OpenBSD: getopt.h,v 1.2 2008/06/26 05:42:04 ray Exp $ */ +/* $NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad Exp $ */ +/* $FreeBSD: head/include/getopt.h 203963 2010-02-16 19:28:10Z imp $ */ + +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * 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. + * + * 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 COMPAT_GETOPT_H +#define COMPAT_GETOPT_H + +/* + * GNU-like getopt_long()/getopt_long_only() with 4.4BSD optreset extension. + */ +#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; +}; + +sudo_dso_public int sudo_getopt_long(int, char * const *, const char *, + const struct option *, int *); +#undef getopt_long +#define getopt_long(_a, _b, _c, _d, _e) \ + sudo_getopt_long((_a), (_b), (_c), (_d), (_e)) + +sudo_dso_public int sudo_getopt_long_only(int, char * const *, const char *, + const struct option *, int *); +#undef getopt_long_only +#define getopt_long_only(_a, _b, _c, _d, _e) \ + sudo_getopt_long_only((_a), (_b), (_c), (_d), (_e)) +#if 0 +sudo_dso_public int sudo_getopt(int, char * const [], const char *); +#undef getopt +#define getopt(_a, _b, _c) sudo_getopt((_a), (_b), (_c)) +#endif + +extern char *optarg; /* getopt(3) external variables */ +extern int opterr; +extern int optind; +extern int optopt; +extern int optreset; + +#endif /* !COMPAT_GETOPT_H */ |