NetBSD/tests/kernel/t_posix_fadvise.c

122 lines
4.4 KiB
C

/* $NetBSD: t_posix_fadvise.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by YAMAMOTO Takashi.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*-
* Copyright (c)2005 YAMAMOTO Takashi,
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__COPYRIGHT("@(#) Copyright (c) 2008\
The NetBSD Foundation, inc. All rights reserved.");
__RCSID("$NetBSD: t_posix_fadvise.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $");
#include <sys/fcntl.h>
#include <errno.h>
#include <string.h>
#include <unistd.h>
#include <atf-c.h>
#include "../h_macros.h"
ATF_TC(posix_fadvise);
ATF_TC_HEAD(posix_fadvise, tc)
{
atf_tc_set_md_var(tc, "descr", "Checks posix_fadvise(2)");
}
ATF_TC_BODY(posix_fadvise, tc)
{
int fd = STDIN_FILENO;
int pipe_fds[2];
int badfd = 10;
int ret;
(void)close(badfd);
RL(pipe(pipe_fds));
/*
* it's hard to check if posix_fadvise is working properly.
* only check return values here.
*/
/* posix_fadvise shouldn't affect errno. */
#define CE(x, exp) \
do { \
int save = errno; \
errno = 999; \
ATF_CHECK_EQ_MSG(ret = (x), exp, "got: %d", ret); \
ATF_CHECK_EQ_MSG(errno, 999, "got: %s", strerror(errno)); \
errno = save; \
} while (0);
CE(posix_fadvise(fd, 0, 0, -1), EINVAL);
CE(posix_fadvise(pipe_fds[0], 0, 0, POSIX_FADV_NORMAL), ESPIPE);
CE(posix_fadvise(badfd, 0, 0, POSIX_FADV_NORMAL), EBADF);
CE(posix_fadvise(fd, 0, 0, POSIX_FADV_NORMAL), 0);
CE(posix_fadvise(fd, 0, 0, POSIX_FADV_SEQUENTIAL), 0);
CE(posix_fadvise(fd, 0, 0, POSIX_FADV_RANDOM), 0);
CE(posix_fadvise(fd, 0, 0, POSIX_FADV_WILLNEED), 0);
CE(posix_fadvise(fd, 0, 0, POSIX_FADV_DONTNEED), 0);
CE(posix_fadvise(fd, 0, 0, POSIX_FADV_NOREUSE), 0);
#undef CE
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, posix_fadvise);
return atf_no_error();
}