xref: /freebsd/contrib/netbsd-tests/lib/libc/sys/t_posix_fallocate.c (revision f39bffc62c1395bde25d152c7f68fdf7cbaab414)
1 /*	$NetBSD: t_posix_fallocate.c,v 1.1 2015/01/31 23:06:57 christos Exp $	*/
2 
3 /*-
4  * Copyright 2015, Google Inc. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  *  * Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *  * Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *  * Neither the name of Google nor the names of its contributors may
16  *    be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
23  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 __RCSID("$NetBSD: t_posix_fallocate.c,v 1.1 2015/01/31 23:06:57 christos Exp $");
34 
35 #include <atf-c.h>
36 #include <errno.h>
37 #include <fcntl.h>
38 #include <unistd.h>
39 
40 ATF_TC_WITHOUT_HEAD(ebadf);
41 ATF_TC_BODY(ebadf, tc)
42 {
43 	int rc, saved;
44 
45 	errno = 1111;
46 	rc = posix_fallocate(-1, 0, 4096);
47 	saved = errno;
48 	if (rc == -1 && saved != 1111)
49 		atf_tc_fail("Should return error %s without setting errno.",
50 		    strerror(saved));
51 	if (rc != EBADF)
52 		atf_tc_fail("returned %s but expected %s.",
53 		    strerror(saved), strerror(EBADF));
54 	if (saved != 1111)
55 		atf_tc_fail("errno should be %d but got changed to %d.",
56 		    1111, saved);
57 }
58 
59 ATF_TP_ADD_TCS(tp)
60 {
61 	ATF_TP_ADD_TC(tp, ebadf);
62 	return atf_no_error();
63 }
64