mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-26 06:50:07 +00:00
41 lines
1.4 KiB
C
41 lines
1.4 KiB
C
/* Check IOV_MAX definition for consistency (bug 22321).
|
|
Copyright (C) 2017-2023 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
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/>. */
|
|
|
|
/* Defined in tst-sysconf-iov_max-uapi.c. */
|
|
long uio_maxiov_value (void);
|
|
|
|
|
|
#include <limits.h>
|
|
#include <support/check.h>
|
|
#include <sys/uio.h>
|
|
#include <unistd.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
TEST_VERIFY (_XOPEN_IOV_MAX == 16); /* Value required by POSIX. */
|
|
TEST_VERIFY (uio_maxiov_value () >= _XOPEN_IOV_MAX);
|
|
TEST_VERIFY (IOV_MAX == uio_maxiov_value ());
|
|
TEST_VERIFY (UIO_MAXIOV == uio_maxiov_value ());
|
|
TEST_VERIFY (sysconf (_SC_UIO_MAXIOV) == uio_maxiov_value ());
|
|
TEST_VERIFY (sysconf (_SC_IOV_MAX) == uio_maxiov_value ());
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|