xref: /netbsd-src/tests/h_macros.h (revision 10ad5ffa714ce1a679dcc9dd8159648df2d67b5a)
1 /* $NetBSD: h_macros.h,v 1.2 2009/04/14 10:19:38 pooka 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 #if defined(_H_MACROS_H_)
30 #   error "h_macros.h can only be included once."
31 #else
32 #   define _H_MACROS_H_
33 #endif
34 
35 #include <errno.h>
36 #include <stdarg.h>
37 #include <stdio.h>
38 #include <string.h>
39 
40 #include <atf-c.h>
41 
42 #define REQUIRE_LIBC(x, v) \
43 	ATF_REQUIRE_MSG((x) != (v), "%s: %s", #x, strerror(errno))
44 
45 #define CHECK_LIBC(x, v) \
46 	ATF_CHECK_MSG((x) != (v), "%s: %s", #x, strerror(errno))
47 
48 #define RL(x) REQUIRE_LIBC(x, -1)
49 
50 static __inline void
51 atf_tc_fail_errno(const char *fmt, ...)
52 {
53 	va_list ap;
54 	char buf[1024];
55 	int sverrno = errno;
56 
57 	va_start(ap, fmt);
58 	vsnprintf(buf, sizeof(buf), fmt, ap);
59 	va_end(ap);
60 
61 	strlcat(buf, ": ", sizeof(buf));
62 	strlcat(buf, strerror(sverrno), sizeof(buf));
63 
64 	atf_tc_fail(buf);
65 }
66