63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
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* Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* 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
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MES_GETOPT_H
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#define __MES_GETOPT_H 1
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#if SYSTEM_LIBC
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#ifndef _GNU_SOURCE
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#define _GNU_SOURCE
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#endif
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#undef __MES_GETOPT_H
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#include_next <getopt.h>
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#else // ! SYSTEM_LIBC
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#include <endian.h>
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int isdigit (int);
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int isxdigit (int);
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char *optarg;
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int optind;
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int opterr;
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struct option
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{
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char const *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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enum _argtype
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{
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no_argument,
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required_argument,
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optional_argument
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};
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int getopt (int argc, char *const *argv, char const *options);
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int getopt_long (int argc, char *const *argv, char const *options,
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struct option const *long_options, int *opt_index);
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int getopt_long_only (int argc, char *const *argv, char const *options,
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struct option const *long_options, int *opt_index);
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#endif // ! SYSTEM_LIBC
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#endif // __MES_GETOPT_H
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