android13/external/ltp/testcases/kernel/syscalls/ustat/ustat01.c

51 lines
938 B
C

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) Wipro Technologies Ltd, 2003. All Rights Reserved.
*
* Check that ustat() succeeds given correct parameters.
*/
#include "config.h"
#include "tst_test.h"
#if defined(HAVE_SYS_USTAT_H) || defined(HAVE_LINUX_TYPES_H)
#include <unistd.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "lapi/syscalls.h"
#include "lapi/ustat.h"
static dev_t dev_num;
void run(void)
{
struct ustat ubuf;
TEST(tst_syscall(__NR_ustat, (unsigned int)dev_num, &ubuf));
if (TST_RET == -1)
tst_res(TFAIL | TTERRNO, "ustat(2) failed");
else
tst_res(TPASS, "ustat(2) passed");
}
static void setup(void)
{
struct stat buf;
/* Find a valid device number */
SAFE_STAT("/", &buf);
dev_num = buf.st_dev;
}
static struct tst_test test = {
.test_all = run,
.setup = setup,
};
#else
TST_TEST_TCONF("testing ustat requires <sys/ustat.h> or <linux/types.h>");
#endif