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53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
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* Copyright (C) 2010-2011 - Hans-Kristian Arntzen
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*
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* Some code herein may be based on code found in BSNES.
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*
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* SSNES is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with SSNES.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __SSNES_GETOPT_H
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#define __SSNES_GETOPT_H
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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// Custom implementation of the GNU getopt_long for portability.
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// Not designed to be fully compatible,
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// but compatible with the features SSNES uses.
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#ifdef HAVE_GETOPT_LONG
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#include <getopt.h>
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#else
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// Avoid possible naming collitions during link since we prefer to use the actual name.
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#define getopt_long(argc, argv, optstring, longopts, longindex) __getopt_long_ssnes(argc, argv, optstring, longopts, longindex)
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struct option
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{
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const char *name;
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int has_arg;
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int *flag;
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int val;
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};
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// argv[] is declared with char * const argv[] in GNU,
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// but this makes no sense, as non-POSIX getopt_long mutates argv (non-opts are moved to the end).
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int getopt_long(int argc, char *argv[],
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const char *optstring, const struct option *longopts, int *longindex);
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extern char *optarg;
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extern int optind, opterr, optopt;
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#endif
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#endif
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