RetroArch/compat/compat_getopt.h
2014-10-21 06:15:19 +02:00

67 lines
2.4 KiB
C

/* Copyright (C) 2010-2014 The RetroArch team
*
* ---------------------------------------------------------------------------------------
* The following license statement only applies to this file (compat_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
#ifdef 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 <getopt.h>
#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_rarch(argc, argv, optstring, longopts, longindex)
#ifdef __cplusplus
extern "C" {
#endif
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;
#ifdef __cplusplus
}
#endif
#endif
#endif