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| 3317 | post | 1 | /* $NetBSD: getopt.h,v 1.10.6.1 2008/05/18 12:30:09 yamt Exp $ */ |
| 2 | |||
| 3 | /*- |
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| 4 | * Copyright (c) 2000 The NetBSD Foundation, Inc. |
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| 5 | * All rights reserved. |
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| 6 | * |
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| 7 | * This code is derived from software contributed to The NetBSD Foundation |
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| 8 | * by Dieter Baron and Thomas Klausner. |
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| 9 | * |
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| 10 | * Redistribution and use in source and binary forms, with or without |
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| 11 | * modification, are permitted provided that the following conditions |
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| 12 | * are met: |
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| 13 | * 1. Redistributions of source code must retain the above copyright |
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| 14 | * notice, this list of conditions and the following disclaimer. |
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| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 16 | * notice, this list of conditions and the following disclaimer in the |
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| 17 | * documentation and/or other materials provided with the distribution. |
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| 18 | * |
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| 19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
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| 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
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| 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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| 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
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| 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 29 | * POSSIBILITY OF SUCH DAMAGE. |
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| 30 | */ |
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| 31 | |||
| 32 | /* Ported to HelenOS August 2008 by Tim Post <echo@echoreply.us> */ |
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| 33 | |||
| 34 | #ifndef _GETOPT_H_ |
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| 35 | #define _GETOPT_H_ |
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| 36 | |||
| 37 | #include <unistd.h> |
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| 38 | |||
| 39 | /* |
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| 40 | * Gnu like getopt_long() and BSD4.4 getsubopt()/optreset extensions |
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| 41 | */ |
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| 42 | #define no_argument 0 |
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| 43 | #define required_argument 1 |
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| 44 | #define optional_argument 2 |
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| 45 | |||
| 46 | struct option { |
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| 47 | /* name of long option */ |
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| 48 | const char *name; |
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| 49 | /* |
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| 50 | * one of no_argument, required_argument, and optional_argument: |
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| 51 | * whether option takes an argument |
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| 52 | */ |
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| 53 | int has_arg; |
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| 54 | /* if not NULL, set *flag to val when option found */ |
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| 55 | int *flag; |
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| 56 | /* if flag not NULL, value to set *flag to; else return value */ |
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| 57 | int val; |
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| 58 | }; |
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| 59 | |||
| 60 | /* HelenOS Port - These need to be exposed for legacy getopt() */ |
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| 61 | extern char *optarg; |
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| 62 | extern int optind, opterr, optopt; |
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| 63 | extern int optreset; |
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| 64 | |||
| 65 | int getopt_long(int, char * const *, const char *, |
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| 66 | const struct option *, int *); |
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| 67 | |||
| 68 | /* HelenOS Port : Expose legacy getopt() */ |
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| 69 | int getopt(int, char * const [], const char *); |
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| 70 | |||
| 71 | #endif /* !_GETOPT_H_ */ |