/* * copyright (c) 2010 Michael Niedermayer <[email protected]> * * 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 <[email protected]> */ #ifndef AVUTIL_AVASSERT_H #define AVUTIL_AVASSERT_H #include <stdlib.h> #ifdef HAVE_AV_CONFIG_H # include "config.h" #endif #include "log.h" #include "macros.h" /** * assert() equivalent, that is always enabled. */ #define av_assert0(cond) … /** * assert() equivalent, that does not lie in speed critical code. * These asserts() thus can be enabled without fearing speed loss. */ #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 0 #define av_assert1 … #else #define av_assert1(cond) … #endif /** * assert() equivalent, that does lie in speed critical code. */ #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1 #define av_assert2 … #define av_assert2_fpu … #else #define av_assert2(cond) … #define av_assert2_fpu() … #endif /** * Assert that floating point operations can be executed. * * This will av_assert0() that the cpu is not in MMX state on X86 */ void av_assert0_fpu(void); #endif /* AVUTIL_AVASSERT_H */
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