h_macros.h revision 313498 
1/* $NetBSD: h_macros.h,v 1.12 2016/08/04 11:49:07 jakllsch Exp $ */
2
3/*-
4 * Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. 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 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef SRC_TESTS_H_MACROS_H_
30#define SRC_TESTS_H_MACROS_H_
31
32#include <sys/types.h>
33#include <errno.h>
34#include <stdarg.h>
35#include <stdio.h>
36#include <stdlib.h>
37#include <string.h>
38
39#include <atf-c.h>
40
41#define REQUIRE_LIBC(x, v) \
42	ATF_REQUIRE_MSG((x) != (v), "%s: %s", #x, strerror(errno))
43
44#define CHECK_LIBC(x, v) \
45	ATF_CHECK_MSG((x) != (v), "%s: %s", #x, strerror(errno))
46
47#define RL(x) REQUIRE_LIBC(x, -1)
48#define RZ(x)								\
49do {									\
50	int RZ_rv = x;							\
51	ATF_REQUIRE_MSG(RZ_rv == 0, "%s: %s", #x, strerror(RZ_rv));	\
52} while (/*CONSTCOND*/0)
53
54__dead static __inline __printflike(1, 2) void
55atf_tc_fail_errno(const char *fmt, ...)
56{
57	va_list ap;
58	char buf[1024];
59	int sverrno = errno;
60
61	va_start(ap, fmt);
62	vsnprintf(buf, sizeof(buf), fmt, ap);
63	va_end(ap);
64
65	strlcat(buf, ": ", sizeof(buf));
66	strlcat(buf, strerror(sverrno), sizeof(buf));
67
68	atf_tc_fail("%s", buf);
69}
70
71static __inline void
72tests_makegarbage(void *space, size_t len)
73{
74	uint16_t *sb = space;
75	uint16_t randval;
76
77	while (len >= sizeof(randval)) {
78		*sb++ = (uint16_t)random();
79		len -= sizeof(*sb);
80	}
81	randval = (uint16_t)random();
82	memcpy(sb, &randval, len);
83}
84
85#endif
86