88 lines
1.5 KiB
C
88 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* Copyright (c) Red Hat Inc., 2007
|
|
*/
|
|
|
|
/*
|
|
* NAME
|
|
* posix_fadvise04.c
|
|
*
|
|
* DESCRIPTION
|
|
* Check the value that posix_fadvise returns for pipe descriptor.
|
|
*
|
|
* USAGE
|
|
* posix_fadvise04
|
|
*
|
|
* HISTORY
|
|
* 11/2007 Initial version by Masatake YAMATO <yamato@redhat.com>
|
|
*
|
|
* RESTRICTIONS
|
|
* None
|
|
*/
|
|
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
#include <signal.h>
|
|
#include <errno.h>
|
|
#include <string.h>
|
|
|
|
#include "tst_test.h"
|
|
|
|
#include "lapi/syscalls.h"
|
|
|
|
static int pipedes[2];
|
|
|
|
static int defined_advise[] = {
|
|
POSIX_FADV_NORMAL,
|
|
POSIX_FADV_SEQUENTIAL,
|
|
POSIX_FADV_RANDOM,
|
|
POSIX_FADV_NOREUSE,
|
|
POSIX_FADV_WILLNEED,
|
|
POSIX_FADV_DONTNEED,
|
|
};
|
|
|
|
static void verify_fadvise(unsigned int n)
|
|
{
|
|
TEST(posix_fadvise
|
|
(pipedes[0], 0, 0, defined_advise[n]));
|
|
|
|
if (TST_RET == 0) {
|
|
tst_res(TFAIL, "call succeeded unexpectedly");
|
|
return;
|
|
}
|
|
|
|
/* Man page says:
|
|
"On error, an error number is returned." */
|
|
if (TST_RET == ESPIPE) {
|
|
tst_res(TPASS, "expected failure - "
|
|
"returned value = %ld : %s",
|
|
TST_RET, tst_strerrno(TST_RET));
|
|
} else {
|
|
tst_res(TFAIL,
|
|
"unexpected return value - %ld : %s - "
|
|
"expected %d", TST_RET,
|
|
tst_strerrno(TST_RET), ESPIPE);
|
|
}
|
|
}
|
|
|
|
void setup(void)
|
|
{
|
|
SAFE_PIPE(pipedes);
|
|
|
|
SAFE_CLOSE(pipedes[1]);
|
|
}
|
|
|
|
void cleanup(void)
|
|
{
|
|
if (pipedes[0] > 0)
|
|
SAFE_CLOSE(pipedes[0]);
|
|
}
|
|
|
|
static struct tst_test test = {
|
|
.setup = setup,
|
|
.cleanup = cleanup,
|
|
.test = verify_fadvise,
|
|
.tcnt = ARRAY_SIZE(defined_advise),
|
|
.min_kver = "2.6.16",
|
|
};
|