/*

 * copyright (c) 2010 Michael Niedermayer <michaelni@gmx.at>

 *

 * This file is part of FFmpeg.

 *

 * FFmpeg is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * FFmpeg is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with FFmpeg; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

 */



/**

 * @file

 * simple assert() macros that are a bit more flexible than ISO C assert().

 * @author Michael Niedermayer <michaelni@gmx.at>

 */



#ifndef AVUTIL_AVASSERT_H

#define AVUTIL_AVASSERT_H



#include <stdlib.h>

#include "avutil.h"

#include "log.h"



/**

 * assert() equivalent, that is always enabled.

 */

#define av_assert0(cond) do {                                           \

    if (!(cond)) {                                                      \

        av_log(NULL, AV_LOG_FATAL, "Assertion %s failed at %s:%d\n",    \

               AV_STRINGIFY(cond), __FILE__, __LINE__);                 \

        abort();                                                        \

    }                                                                   \

} while (0)





/**

 * assert() equivalent, that does not lie in speed critical code.

 * These asserts() thus can be enabled without fearing speedloss.

 */

#if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 0

#define av_assert1(cond) av_assert0(cond)

#else

#define av_assert1(cond) ((void)0)

#endif





/**

 * assert() equivalent, that does lie in speed critical code.

 */

#if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1

#define av_assert2(cond) av_assert0(cond)

#else

#define av_assert2(cond) ((void)0)

#endif



#endif /* AVUTIL_AVASSERT_H */

