pkg-monitoring-plugins/gl/getopt1.c

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/* getopt_long and getopt_long_only entry points for GNU getopt.
Copyright (C) 1987-1994, 1996-1998, 2004, 2006, 2009-2013 Free Software
Foundation, Inc.
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This file is part of the GNU C Library.
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This program is free software: you can redistribute it and/or modify
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it 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 your option) any later version.
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This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifdef _LIBC
# include <getopt.h>
#else
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# include <config.h>
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# include "getopt.h"
#endif
#include "getopt_int.h"
#include <stdio.h>
/* This needs to come after some library #include
to get __GNU_LIBRARY__ defined. */
#ifdef __GNU_LIBRARY__
#include <stdlib.h>
#endif
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#ifndef NULL
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#define NULL 0
#endif
int
getopt_long (int argc, char *__getopt_argv_const *argv, const char *options,
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const struct option *long_options, int *opt_index)
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{
return _getopt_internal (argc, (char **) argv, options, long_options,
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opt_index, 0, 0);
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}
int
_getopt_long_r (int argc, char **argv, const char *options,
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const struct option *long_options, int *opt_index,
struct _getopt_data *d)
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{
return _getopt_internal_r (argc, argv, options, long_options, opt_index,
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0, d, 0);
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}
/* Like getopt_long, but '-' as well as '--' can indicate a long option.
If an option that starts with '-' (not '--') doesn't match a long option,
but does match a short option, it is parsed as a short option
instead. */
int
getopt_long_only (int argc, char *__getopt_argv_const *argv,
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const char *options,
const struct option *long_options, int *opt_index)
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{
return _getopt_internal (argc, (char **) argv, options, long_options,
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opt_index, 1, 0);
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}
int
_getopt_long_only_r (int argc, char **argv, const char *options,
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const struct option *long_options, int *opt_index,
struct _getopt_data *d)
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{
return _getopt_internal_r (argc, argv, options, long_options, opt_index,
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1, d, 0);
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}
#ifdef TEST
#include <stdio.h>
int
main (int argc, char **argv)
{
int c;
int digit_optind = 0;
while (1)
{
int this_option_optind = optind ? optind : 1;
int option_index = 0;
static const struct option long_options[] =
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{
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{"add", 1, 0, 0},
{"append", 0, 0, 0},
{"delete", 1, 0, 0},
{"verbose", 0, 0, 0},
{"create", 0, 0, 0},
{"file", 1, 0, 0},
{0, 0, 0, 0}
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};
c = getopt_long (argc, argv, "abc:d:0123456789",
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long_options, &option_index);
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if (c == -1)
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break;
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switch (c)
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{
case 0:
printf ("option %s", long_options[option_index].name);
if (optarg)
printf (" with arg %s", optarg);
printf ("\n");
break;
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
if (digit_optind != 0 && digit_optind != this_option_optind)
printf ("digits occur in two different argv-elements.\n");
digit_optind = this_option_optind;
printf ("option %c\n", c);
break;
case 'a':
printf ("option a\n");
break;
case 'b':
printf ("option b\n");
break;
case 'c':
printf ("option c with value '%s'\n", optarg);
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break;
case 'd':
printf ("option d with value '%s'\n", optarg);
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break;
case '?':
break;
default:
printf ("?? getopt returned character code 0%o ??\n", c);
}
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}
if (optind < argc)
{
printf ("non-option ARGV-elements: ");
while (optind < argc)
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printf ("%s ", argv[optind++]);
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printf ("\n");
}
exit (0);
}
#endif /* TEST */