debug.h

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/*******************************************************************************
 *
 * Copyright (c) 2008-2010 Michael Schulze <mschulze@ivs.cs.uni-magdeburg.de>
 *                    2010 Philipp Werner <philipp.werner@st.ovgu.de>
 * All rights reserved.
 *
 *    Redistribution and use in source and binary forms, with or without
 *    modification, are permitted provided that the following conditions
 *    are met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *    * 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.
 *
 *    * Neither the name of the copyright holders nor the names of
 *      contributors may be used to endorse or promote products derived
 *      from this software without specific prior written permission.
 *
 *
 *    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 THE COPYRIGHT
 *    OWNER 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.
 *
 *
 * $Id$
 *
 ******************************************************************************/

#ifndef __DEBUG_h__
#define __DEBUG_h__

#ifdef __GNUC__
#define FUNCTION_SIGNATURE  __FUNCTION__
#else
#define FUNCTION_SIGNATURE  __FUNCSIG__
#endif

#include "logging/logging.h"

#ifdef FAMOUSO_DEBUG_DISABLE
LOGGING_DISABLE_LEVEL(::logging::Trace);
LOGGING_DISABLE_LEVEL(::logging::Info);
#endif

#define TRACE_FUNCTION do {                                         \
    ::logging::log::emit< ::logging::Trace>()                       \
       << '"' << FUNCTION_SIGNATURE << '"'                          \
       << PROGMEMSTRING(" -> "__FILE__":" __TOSTR__(__LINE__)" ")    \
       << ::logging::log::endl;                                     \
} while(0)


#if !defined(ASSERT_FAILED_HANDLER)

#include <stdlib.h>

template<typename ExprT, typename FileT, typename LineT> static inline
void __famouso_assert_failed_handler(ExprT expr, FileT file, LineT line) {
    using ::logging::log;
    log::emit() << file << ':' << line
        << PROGMEMSTRING(": Assertion '") << expr
        << PROGMEMSTRING("' failed.") << log::endl;
    abort();
}

#define FAMOUSO_ASSERT_FAILED_HANDLER ::__famouso_assert_failed_handler

#endif

#if defined(NDEBUG)
#define FAMOUSO_ASSERT(expr)
#define FOR_FAMOUSO_ASSERT_ONLY(code)
#else

#define FAMOUSO_ASSERT(expr) ((expr) ? ((void)0) :                             \
            FAMOUSO_ASSERT_FAILED_HANDLER(PROGMEMSTRING(#expr),                \
                                          PROGMEMSTRING(__FILE__),             \
                                          PROGMEMSTRING(__TOSTR__(__LINE__))))

#define FOR_FAMOUSO_ASSERT_ONLY(code) code

#endif


#endif