| 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 |