xref: /reactos/sdk/include/crt/getopt.h (revision 1734f297)
1 /*
2  * Copyright (c) 1987, 1993, 1994, 1996
3  *  The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *  This product includes software developed by the University of
16  *  California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #ifndef __GETOPT_H__
35 #define __GETOPT_H__
36 
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40 
41 extern int   opterr;      /* if error message should be printed */
42 extern int   optind;      /* index into parent argv vector */
43 extern int   optopt;      /* character checked for validity */
44 extern int   optreset;    /* reset getopt */
45 extern char *optarg;      /* argument associated with option */
46 
47 int getopt (int, char * const *, const char *);
48 
49 #ifdef __cplusplus
50 }
51 #endif
52 
53 #endif /* __GETOPT_H__ */
54 
55 #ifndef __UNISTD_GETOPT__
56 #ifndef __GETOPT_LONG_H__
57 #define __GETOPT_LONG_H__
58 
59 #ifdef __cplusplus
60 extern "C" {
61 #endif
62 
63 struct option {
64 	const char *name;
65 	int  has_arg;
66 	int *flag;
67 	int val;
68 };
69 
70 int getopt_long (int, char *const *, const char *, const struct option *, int *);
71 #ifndef HAVE_DECL_GETOPT
72 #define HAVE_DECL_GETOPT 1
73 #endif
74 
75 #define no_argument             0
76 #define required_argument       1
77 #define optional_argument       2
78 
79 #ifdef __cplusplus
80 }
81 #endif
82 
83 #endif /* __GETOPT_LONG_H__ */
84 #endif /* __UNISTD_GETOPT__ */
85