wanproxy/common/debug.h
2015-08-31 14:01:44 +02:00

69 lines
2.2 KiB
C

/*
* Copyright (c) 2008-2012 Juli Mallett. 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 AUTHOR 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 AUTHOR 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.
*/
#ifndef COMMON_DEBUG_H
#define COMMON_DEBUG_H
#if defined(NDEBUG)
#define ASSERT(log, p) \
do { \
if (false) \
(void)(p); \
} while (0)
#else
#define ASSERT(log, p) \
do { \
if (!(p)) { \
HALT((log)) << "Assertion (" << #p << \
") failed at " \
<< __FILE__ << ':' << __LINE__ \
<< " in function " \
<< __PRETTY_FUNCTION__ \
<< '.'; \
for (;;) \
abort(); \
} \
} while (0)
#endif
/*
* XXX
* Newer GCCs are horribly broken and seem to have become unable to detect
* that HALT(x) << bar will prevent a function ever returning. We add the
* infinite loop here to help.
*/
#if defined(NDEBUG)
#define NOTREACHED(log) \
abort()
#else
#define NOTREACHED(log) \
do { \
ASSERT(log, "Should not be reached." == NULL); \
for (;;) \
abort(); \
} while (0)
#endif
#endif /* !COMMON_DEBUG_H */