NetBSD/tests/kernel/t_writev.c

71 lines
2.3 KiB
C

/* $NetBSD: t_writev.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */
/*-
* Copyright (c) 2001, 2008 The NetBSD Foundation, Inc.
* 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 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.
*/
#include <sys/cdefs.h>
__COPYRIGHT("@(#) Copyright (c) 2008\
The NetBSD Foundation, inc. All rights reserved.");
__RCSID("$NetBSD: t_writev.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $");
#include <sys/uio.h>
#include <sys/syslimits.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <atf-c.h>
ATF_TC(writev);
ATF_TC_HEAD(writev, tc)
{
atf_tc_set_md_var(tc, "timeout", "10");
atf_tc_set_md_var(tc, "descr",
"Checks that file descriptor is properly FILE_UNUSE()d "
"when iovcnt is greater than IOV_MAX");
}
ATF_TC_BODY(writev, tc)
{
ssize_t retval;
(void)printf("Calling writev(2, NULL, IOV_MAX + 1)...\n");
errno = 0;
retval = writev(2, NULL, IOV_MAX + 1);
ATF_REQUIRE_EQ_MSG(retval, -1, "got: %d", retval);
ATF_REQUIRE_EQ_MSG(errno, EINVAL, "got: %s", strerror(errno));
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, writev);
return atf_no_error();
}