mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 14:30:06 +00:00
54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <limits.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <net/if.h>
|
|
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
char buf[IF_NAMESIZE];
|
|
/* Index 0 is always invalid (see RFC 3493). */
|
|
char *cp = if_indextoname (0, buf);
|
|
if (cp != NULL)
|
|
{
|
|
printf ("invalid index returned result \"%s\"\n", cp);
|
|
return 1;
|
|
}
|
|
else if (errno != ENXIO)
|
|
{
|
|
int err = errno;
|
|
char errbuf1[256];
|
|
char errbuf2[256];
|
|
|
|
printf ("errno = %d (%s), expected %d (%s)\n",
|
|
err, strerror_r (err, errbuf1, sizeof (errbuf1)),
|
|
ENXIO, strerror_r (ENXIO, errbuf2, sizeof (errbuf2)));
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|