+
−/*
+
− * copyright (c) 2010 Michael Niedermayer <michaelni@gmx.at>
+
− *
+
− * This file is part of Libav.
+
− *
+
− * Libav 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.
+
− *
+
− * Libav 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 Libav; 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 */