00001 /* $NetBSD: getopt.h,v 1.4 2000/07/07 10:43:54 ad Exp $ */ 00002 /* $FreeBSD: src/include/getopt.h,v 1.6 2004/02/24 08:09:20 ache Exp $ */ 00003 00004 /*- 00005 * Copyright (c) 2000 The NetBSD Foundation, Inc. 00006 * All rights reserved. 00007 * 00008 * This code is derived from software contributed to The NetBSD Foundation 00009 * by Dieter Baron and Thomas Klausner. 00010 * 00011 * Redistribution and use in source and binary forms, with or without 00012 * modification, are permitted provided that the following conditions 00013 * are met: 00014 * 1. Redistributions of source code must retain the above copyright 00015 * notice, this list of conditions and the following disclaimer. 00016 * 2. Redistributions in binary form must reproduce the above copyright 00017 * notice, this list of conditions and the following disclaimer in the 00018 * documentation and/or other materials provided with the distribution. 00019 * 3. All advertising materials mentioning features or use of this software 00020 * must display the following acknowledgement: 00021 * This product includes software developed by the NetBSD 00022 * Foundation, Inc. and its contributors. 00023 * 4. Neither the name of The NetBSD Foundation nor the names of its 00024 * contributors may be used to endorse or promote products derived 00025 * from this software without specific prior written permission. 00026 * 00027 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 00028 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 00029 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00030 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 00031 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00032 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00033 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00034 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00035 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00036 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00037 * POSSIBILITY OF SUCH DAMAGE. 00038 * © Portions copyright (c) 2007 Symbian Software Ltd. All rights reserved. 00039 */ 00040 00041 #ifndef _GETOPT_H_ 00042 #define _GETOPT_H_ 00043 00044 #include <sys/cdefs.h> 00045 00046 /* 00047 * GNU-like getopt_long()/getopt_long_only() with 4.4BSD optreset extension. 00048 * getopt() is declared here too for GNU programs. 00049 */ 00050 #define no_argument 0 00051 #define required_argument 1 00052 #define optional_argument 2 00053 00054 struct option { 00055 /* name of long option */ 00056 const char *name; 00057 /* 00058 * one of no_argument, required_argument, and optional_argument: 00059 * whether option takes an argument 00060 */ 00061 int has_arg; 00062 /* if not NULL, set *flag to val when option found */ 00063 int *flag; 00064 /* if flag not NULL, value to set *flag to; else return value */ 00065 int val; 00066 }; 00067 00068 __BEGIN_DECLS 00069 IMPORT_C int getopt_long(int, char * const *, const char *, 00070 const struct option *, int *); 00071 #ifndef _GETOPT_DECLARED 00072 #define _GETOPT_DECLARED 00073 IMPORT_C int getopt(int, char * const [], const char *); 00074 00075 #ifndef __SYMBIAN32__ 00076 extern char *optarg; /* getopt(3) external variables */ 00077 extern int optind, opterr, optopt; 00078 #else 00079 IMPORT_C int *__optopt(void); 00080 IMPORT_C int *__opterr(void); 00081 IMPORT_C int *__optind(void); 00082 IMPORT_C char **__optarg(void); 00083 #define optopt (*__optopt()) 00084 #define opterr (*__opterr()) 00085 #define optind (*__optind()) 00086 #define optarg (*__optarg()) 00087 #endif /* __SYMBIAN32__ */ 00088 00089 #endif /* _GETOPT_DECLARED */ 00090 #ifndef _OPTRESET_DECLARED 00091 #define _OPTRESET_DECLARED 00092 00093 #ifndef __SYMBIAN32__ 00094 extern int optreset; /* getopt(3) external variable */ 00095 #else 00096 IMPORT_C int *__optreset(void); 00097 #define optreset (*__optreset()) 00098 #endif /* __SYMBIAN32__ */ 00099 00100 #endif /*_OPTRESET_DECLARED */ 00101 __END_DECLS 00102 00103 #endif /* !_GETOPT_H_ */