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lib: Update getopt1.c from Gnulib.

The only difference was maintaining the conditional inclusion for
config.h.
This commit is contained in:
Jia Tan 2023-09-24 20:34:03 +08:00
parent 7e884c00d0
commit 52bf644bdf

View file

@ -1,44 +1,31 @@
/* getopt_long and getopt_long_only entry points for GNU getopt. /* getopt_long and getopt_long_only entry points for GNU getopt.
Copyright (C) 1987,88,89,90,91,92,93,94,96,97,98,2004,2006 Copyright (C) 1987-2023 Free Software Foundation, Inc.
Free Software Foundation, Inc. This file is part of the GNU C Library and is also part of gnulib.
This file is part of the GNU C Library. Patches to this file should be submitted to both projects.
This program is free software; you can redistribute it and/or modify The GNU C Library is free software; you can redistribute it and/or
it under the terms of the GNU Lesser General Public License as published by modify it under the terms of the GNU Lesser General Public
the Free Software Foundation; either version 2.1, or (at your option) License as published by the Free Software Foundation; either
any later version. version 2.1 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
GNU Lesser General Public License for more details. Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along You should have received a copy of the GNU Lesser General Public
with this program; if not, write to the Free Software Foundation, License along with the GNU C Library; if not, see
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ <https://www.gnu.org/licenses/>. */
#ifdef _LIBC #ifndef _LIBC
# include <getopt.h>
#else
# ifdef HAVE_CONFIG_H # ifdef HAVE_CONFIG_H
# include <config.h> # include <config.h>
# endif # endif
# include "getopt.h"
#endif #endif
#include "getopt.h"
#include "getopt_int.h" #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
#ifndef NULL
#define NULL 0
#endif
int int
getopt_long (int argc, char *__getopt_argv_const *argv, const char *options, getopt_long (int argc, char *__getopt_argv_const *argv, const char *options,
const struct option *long_options, int *opt_index) const struct option *long_options, int *opt_index)
@ -53,7 +40,7 @@ _getopt_long_r (int argc, char **argv, const char *options,
struct _getopt_data *d) struct _getopt_data *d)
{ {
return _getopt_internal_r (argc, argv, options, long_options, opt_index, return _getopt_internal_r (argc, argv, options, long_options, opt_index,
0, 0, d); 0, d, 0);
} }
/* Like getopt_long, but '-' as well as '--' can indicate a long option. /* Like getopt_long, but '-' as well as '--' can indicate a long option.
@ -76,13 +63,14 @@ _getopt_long_only_r (int argc, char **argv, const char *options,
struct _getopt_data *d) struct _getopt_data *d)
{ {
return _getopt_internal_r (argc, argv, options, long_options, opt_index, return _getopt_internal_r (argc, argv, options, long_options, opt_index,
1, 0, d); 1, d, 0);
} }
#ifdef TEST #ifdef TEST
#include <stdio.h> #include <stdio.h>
#include <stdlib.h>
int int
main (int argc, char **argv) main (int argc, char **argv)
@ -94,7 +82,7 @@ main (int argc, char **argv)
{ {
int this_option_optind = optind ? optind : 1; int this_option_optind = optind ? optind : 1;
int option_index = 0; int option_index = 0;
static struct option long_options[] = static const struct option long_options[] =
{ {
{"add", 1, 0, 0}, {"add", 1, 0, 0},
{"append", 0, 0, 0}, {"append", 0, 0, 0},
@ -144,11 +132,11 @@ main (int argc, char **argv)
break; break;
case 'c': case 'c':
printf ("option c with value `%s'\n", optarg); printf ("option c with value '%s'\n", optarg);
break; break;
case 'd': case 'd':
printf ("option d with value `%s'\n", optarg); printf ("option d with value '%s'\n", optarg);
break; break;
case '?': case '?':