/* getopt_long and getopt_long_only entry points for GNU getopt.
Copyright (C) 1987, 88, 89, 90, 91, 92, 1993
Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#if !__STDC__ && !defined(const) && IN_GCC
/* Comment out all this code if we are using the GNU C Library, and are not
actually compiling the library itself. This code is part of the GNU C
Library, but also included in many other GNU distributions. Compiling
and linking in this code is a waste when using the GNU C library
(especially if it is a shared library). Rather than having every GNU
program understand `configure --with-gnu-libc' and omit the object files,
it is simpler to just do this in the source for each such file. */
#if defined (_LIBC) || !defined (__GNU_LIBRARY__)
/* This needs to come after some library #include
to get __GNU_LIBRARY__ defined. */
getopt_long (argc
, argv
, options
, long_options
, opt_index
)
const struct option
*long_options
;
return _getopt_internal (argc
, argv
, options
, long_options
, opt_index
, 0);
/* 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
getopt_long_only (argc
, argv
, options
, long_options
, opt_index
)
const struct option
*long_options
;
return _getopt_internal (argc
, argv
, options
, long_options
, opt_index
, 1);
#endif /* _LIBC or not __GNU_LIBRARY__. */
int this_option_optind
= optind
? optind
: 1;
static struct option long_options
[] =
c
= getopt_long (argc
, argv
, "abc:d:0123456789",
long_options
, &option_index
);
printf ("option %s", long_options
[option_index
].name
);
printf (" with arg %s", optarg
);
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
);
printf ("option c with value `%s'\n", optarg
);
printf ("option d with value `%s'\n", optarg
);
printf ("?? getopt returned character code 0%o ??\n", c
);
printf ("non-option ARGV-elements: ");
printf ("%s ", argv
[optind
++]);