/* Copyright (C) 2010-2018 The RetroArch team * * --------------------------------------------------------------------------------------- * The following license statement only applies to this file (getopt.h). * --------------------------------------------------------------------------------------- * * Permission is hereby granted, free of charge, * to any person obtaining a copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation the rights to * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef __LIBRETRO_SDK_COMPAT_GETOPT_H #define __LIBRETRO_SDK_COMPAT_GETOPT_H #if defined(RARCH_INTERNAL) && defined(HAVE_CONFIG_H) #include "../../../config.h" #endif /* Custom implementation of the GNU getopt_long for portability. * Not designed to be fully compatible, but compatible with * the features RetroArch uses. */ #ifdef HAVE_GETOPT_LONG #include #else /* Avoid possible naming collisions during link since we * prefer to use the actual name. */ #define getopt_long(argc, argv, optstring, longopts, longindex) __getopt_long_retro(argc, argv, optstring, longopts, longindex) #include RETRO_BEGIN_DECLS struct option { const char *name; int has_arg; int *flag; int val; }; /* argv[] is declared with char * const argv[] in GNU, * but this makes no sense, as non-POSIX getopt_long * mutates argv (non-opts are moved to the end). */ int getopt_long(int argc, char *argv[], const char *optstring, const struct option *longopts, int *longindex); extern char *optarg; extern int optind, opterr, optopt; RETRO_END_DECLS /* If these are variously #defined, then we have bigger problems */ #ifndef no_argument #define no_argument 0 #define required_argument 1 #define optional_argument 2 #endif /* HAVE_GETOPT_LONG */ #endif /* pragma once */ #endif