| 1 | /*
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| 2 | * SPDX-FileCopyrightText: 2000 The NetBSD Foundation, Inc.
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| 3 | * SPDX-FileCopyrightText: 2008 Tim Post
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| 4 | *
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| 5 | * SPDX-License-Identifier: BSD-3-Clause AND LicenseRef-GetOptLicense
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| 6 | */
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| 7 |
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| 8 | /* $NetBSD: getopt.h,v 1.10.6.1 2008/05/18 12:30:09 yamt Exp $ */
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| 9 |
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| 10 | /* Ported to HelenOS August 2008 by Tim Post <echo@echoreply.us> */
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| 11 |
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| 12 | #ifndef _GETOPT_H_
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| 13 | #define _GETOPT_H_
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| 14 |
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| 15 | /*
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| 16 | * Gnu like getopt_long() and BSD4.4 getsubopt()/optreset extensions
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| 17 | */
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| 18 | #define no_argument 0
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| 19 | #define required_argument 1
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| 20 | #define optional_argument 2
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| 21 |
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| 22 | struct option {
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| 23 | /* name of long option */
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| 24 | const char *name;
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| 25 | /*
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| 26 | * one of no_argument, required_argument, and optional_argument:
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| 27 | * whether option takes an argument
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| 28 | */
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| 29 | int has_arg;
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| 30 | /* if not NULL, set *flag to val when option found */
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| 31 | int *flag;
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| 32 | /* if flag not NULL, value to set *flag to; else return value */
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| 33 | int val;
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| 34 | };
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| 35 |
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| 36 | /* HelenOS Port - These need to be exposed for legacy getopt() */
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| 37 | extern char *optarg;
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| 38 | extern int optind, opterr, optopt;
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| 39 | extern int optreset;
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| 40 |
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| 41 | int getopt_long(int, char *const *, const char *,
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| 42 | const struct option *, int *);
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| 43 |
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| 44 | /* HelenOS Port : Expose legacy getopt() */
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| 45 | int getopt(int, char *const [], const char *);
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| 46 |
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| 47 | #endif /* !_GETOPT_H_ */
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