82 lines
1.4 KiB
C
82 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) Red Hat Inc., 2007
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*/
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/*
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* NAME
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* posix_fadvise01.c
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*
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* DESCRIPTION
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* Check the value that posix_fadvise returns for wrong ADVISE value.
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*
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* USAGE
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* posix_fadvise01
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*
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* HISTORY
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* 11/2007 Initial version by Masatake YAMATO <yamato@redhat.com>
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*
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* RESTRICTIONS
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* None
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*/
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#include <fcntl.h>
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#include <unistd.h>
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#include <signal.h>
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#include <errno.h>
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#include <string.h>
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#include "tst_test.h"
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#include "lapi/syscalls.h"
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char fname[] = "/bin/cat"; /* test executable to open */
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int fd = -1; /* initialized in open */
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int expected_return = 0;
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int defined_advise[] = {
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POSIX_FADV_NORMAL,
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POSIX_FADV_SEQUENTIAL,
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POSIX_FADV_RANDOM,
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POSIX_FADV_NOREUSE,
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POSIX_FADV_WILLNEED,
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POSIX_FADV_DONTNEED,
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};
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static void verify_fadvise(unsigned int n)
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{
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TEST(posix_fadvise(fd, 0, 0, defined_advise[n]));
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/* Man page says:
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"On error, an error number is returned." */
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if (TST_RET == expected_return) {
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tst_res(TPASS, "call succeeded expectedly");
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} else {
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tst_res(TFAIL,
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"unexpected return value - %ld : %s, advise %d - "
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"expected %d",
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TST_RET,
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tst_strerrno(TST_RET),
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defined_advise[n], expected_return);
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}
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}
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static void setup(void)
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{
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fd = SAFE_OPEN(fname, O_RDONLY);
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}
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static void cleanup(void)
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{
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if (fd > 0)
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SAFE_CLOSE(fd);
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}
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static struct tst_test test = {
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.setup = setup,
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.cleanup = cleanup,
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.test = verify_fadvise,
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.tcnt = ARRAY_SIZE(defined_advise),
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};
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