OpenMD 3.1
Molecular Dynamics in the Open
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wingetopt.h
1/*******************************************************************************
2 * Copyright (c) 2012-2017, Kim Grasman <kim.grasman@gmail.com>
3 * 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 are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of Kim Grasman nor the
13 * names of contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL KIM GRASMAN BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 ******************************************************************************/
28
29#ifndef UTILS_WINGETOPT_H
30#define UTILS_WINGETOPT_H
31
32// Hand-rolled implementation of getopt/getopt_long for Visual C++.
33#if defined(_MSC_VER)
34
35extern const int no_argument;
36extern const int required_argument;
37extern const int optional_argument;
38
39extern char* optarg;
40extern int optind, opterr, optopt;
41
42struct option {
43 const char* name;
44 int has_arg;
45 int* flag;
46 int val;
47};
48
49int getopt(int argc, char* const argv[], const char* optstring);
50
51int getopt_long(int argc, char* const argv[],
52 const char* optstring, const struct option* longopts, int* longindex);
53
54#else // #if defined(_MSC_VER)
55
56#include <getopt.h>
57
58#endif // #if defined(_MSC_VER)
59
60#endif // UTILS_WINGETOPT_H