android13/external/ltp/testcases/kernel/syscalls/nanosleep/nanosleep04.c

53 lines
1.1 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) International Business Machines Corp., 2001
* 07/2001 Ported by Wayne Boyer
*
* Ported to new library:
* 07/2019 Yang Xu <xuyang2018.jy@cn.fujitsu.com>
*/
/*
* Test Description:
* Verify that nanosleep() will fail to suspend the execution
* of a process if the specified pause time is invalid.
*
* Expected Result:
* nanosleep() should return with -1 value and sets errno to EINVAL.
*/
#include <errno.h>
#include <time.h>
#include "tst_test.h"
static struct timespec tcases[] = {
{.tv_sec = -5, .tv_nsec = 9999},
{.tv_sec = 0, .tv_nsec = 1000000000},
{.tv_sec = 1, .tv_nsec = -100},
};
static void verify_nanosleep(unsigned int n)
{
TEST(nanosleep(&tcases[n], NULL));
if (TST_RET != -1) {
tst_res(TFAIL,
"nanosleep() returned %ld, expected -1", TST_RET);
return;
}
if (TST_ERR != EINVAL) {
tst_res(TFAIL | TTERRNO,
"nanosleep() failed,expected EINVAL, got");
return;
}
tst_res(TPASS, "nanosleep() failed with EINVAL");
}
static struct tst_test test = {
.test = verify_nanosleep,
.tcnt = ARRAY_SIZE(tcases),
};