ScrapExplorer - getopt.h
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1/* Copyright (c) 2012, Kim Gräsman
2 * All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *  * Redistributions of source code must retain the above copyright notice,
7 *    this list of conditions and the following disclaimer.
8 *  * Redistributions in binary form must reproduce the above copyright notice,
9 *    this list of conditions and the following disclaimer in the documentation
10 *    and/or other materials provided with the distribution.
11 *  * Neither the name of Kim Gräsman nor the names of contributors may be used
12 *    to endorse or promote products derived from this software without specific
13 *    prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL KIM GRÄSMAN BE LIABLE FOR ANY DIRECT,
19 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
24 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#ifndef INCLUDED_GETOPT_PORT_H
28#define INCLUDED_GETOPT_PORT_H
29
30#if defined(__cplusplus)
31extern "C" {
32#endif
33
34extern const int no_argument;
35extern const int required_argument;
36extern const int optional_argument;
37
38extern char* optarg;
39extern int optind, opterr, optopt;
40
41struct option {
42  const char* name;
43  int has_arg;
44  int* flag;
45  int val;
46};
47
48int getopt(int argc, char* const argv[], const char* optstring);
49
50int getopt_long(int argc, char* const argv[],
51  const char* optstring, const struct option* longopts, int* longindex);
52
53#if defined(__cplusplus)
54}
55#endif
56
57#endif // INCLUDED_GETOPT_PORT_H
58
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