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/* getopt_long and getopt_long_only entry points for GNU getopt.
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Copyright (C) 1987,88,89,90,91,92,93,94,96,97,98,2004
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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 2, or (at your option)
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This program is distributed in the hope that it will be useful,
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but 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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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "getopt_int.h"
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/* Comment out all this code if we are using the GNU C Library, and are not
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actually compiling the library itself. This code is part of the GNU C
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Library, but also included in many other GNU distributions. Compiling
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and linking in this code is a waste when using the GNU C library
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(especially if it is a shared library). Rather than having every GNU
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program understand `configure --with-gnu-libc' and omit the object files,
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it is simpler to just do this in the source for each such file. */
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#define GETOPT_INTERFACE_VERSION 2
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#if !defined _LIBC && defined __GLIBC__ && __GLIBC__ >= 2
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#include <gnu-versions.h>
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#if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION
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/* This needs to come after some library #include
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to get __GNU_LIBRARY__ defined. */
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#ifdef __GNU_LIBRARY__
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const struct option *long_options,
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return _getopt_internal (argc, argv, options, long_options, opt_index, 0);
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const struct option *long_options,
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struct _getopt_data *d
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return _getopt_internal_r (argc, argv, options, long_options, opt_index,
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/* Like getopt_long, but '-' as well as '--' can indicate a long option.
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If an option that starts with '-' (not '--') doesn't match a long option,
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but does match a short option, it is parsed as a short option
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const struct option *long_options,
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return _getopt_internal (argc, argv, options, long_options, opt_index, 1);
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_getopt_long_only_r (
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const struct option *long_options,
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struct _getopt_data *d
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return _getopt_internal_r (argc, argv, options, long_options, opt_index,
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#endif /* Not ELIDE_CODE. */
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int digit_optind = 0;
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int this_option_optind = optind ? optind : 1;
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int option_index = 0;
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static struct option long_options[] = {
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{"verbose", 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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printf ("option %s", long_options[option_index].name);
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printf (" with arg %s", optarg);
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if (digit_optind != 0 && digit_optind != this_option_optind)
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printf ("digits occur in two different argv-elements.\n");
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digit_optind = this_option_optind;
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printf ("option %c\n", c);
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printf ("option a\n");
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printf ("option b\n");
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printf ("option c with value `%s'\n", optarg);
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printf ("option d with value `%s'\n", optarg);
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printf ("?? getopt returned character code 0%o ??\n", c);
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printf ("non-option ARGV-elements: ");
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while (optind < argc)
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printf ("%s ", argv[optind++]);
added
removed
getopt1.c
