tests/h_macros.h

   1 /* $NetBSD: h_macros.h,v 1.1 2009/02/20 21:40:55 jmmv 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 }