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3719602c PC |
1 | /* Copyright (C) 2010-2020 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this file (getopt.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef __LIBRETRO_SDK_COMPAT_GETOPT_H | |
24 | #define __LIBRETRO_SDK_COMPAT_GETOPT_H | |
25 | ||
26 | #if defined(RARCH_INTERNAL) && defined(HAVE_CONFIG_H) | |
27 | #include "../../../config.h" | |
28 | #endif | |
29 | ||
30 | /* Custom implementation of the GNU getopt_long for portability. | |
31 | * Not designed to be fully compatible, but compatible with | |
32 | * the features RetroArch uses. */ | |
33 | ||
34 | #ifdef HAVE_GETOPT_LONG | |
35 | #include <getopt.h> | |
36 | #else | |
37 | /* Avoid possible naming collisions during link since we | |
38 | * prefer to use the actual name. */ | |
39 | #define getopt_long(argc, argv, optstring, longopts, longindex) __getopt_long_retro(argc, argv, optstring, longopts, longindex) | |
40 | ||
41 | #include <retro_common_api.h> | |
42 | ||
43 | RETRO_BEGIN_DECLS | |
44 | ||
45 | struct option | |
46 | { | |
47 | const char *name; | |
48 | int has_arg; | |
49 | int *flag; | |
50 | int val; | |
51 | }; | |
52 | ||
53 | /* argv[] is declared with char * const argv[] in GNU, | |
54 | * but this makes no sense, as non-POSIX getopt_long | |
55 | * mutates argv (non-opts are moved to the end). */ | |
56 | int getopt_long(int argc, char *argv[], | |
57 | const char *optstring, const struct option *longopts, int *longindex); | |
58 | extern char *optarg; | |
59 | extern int optind, opterr, optopt; | |
60 | ||
61 | RETRO_END_DECLS | |
62 | ||
63 | /* If these are variously #defined, then we have bigger problems */ | |
64 | #ifndef no_argument | |
65 | #define no_argument 0 | |
66 | #define required_argument 1 | |
67 | #define optional_argument 2 | |
68 | #endif | |
69 | ||
70 | /* HAVE_GETOPT_LONG */ | |
71 | #endif | |
72 | ||
73 | /* pragma once */ | |
74 | #endif |