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2134
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1 /*
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2 * copyright (c) 2010 Michael Niedermayer <michaelni@gmx.at>
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3 *
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4 * This file is part of FFmpeg.
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5 *
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6 * FFmpeg is free software; you can redistribute it and/or
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7 * modify it under the terms of the GNU Lesser General Public
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8 * License as published by the Free Software Foundation; either
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9 * version 2.1 of the License, or (at your option) any later version.
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10 *
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11 * FFmpeg is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * Lesser General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU Lesser General Public
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17 * License along with FFmpeg; if not, write to the Free Software
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18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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19 */
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20
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21 /**
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22 * @file
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23 * simple assert() macros that are a bit more flexible than ISO C assert().
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24 * @author Michael Niedermayer <michaelni@gmx.at>
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25 */
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26
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27 #ifndef AVUTIL_AVASSERT_H
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28 #define AVUTIL_AVASSERT_H
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29
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30 #include <stdlib.h>
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31 #include "avutil.h"
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32 #include "log.h"
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33
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34 /**
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35 * assert() equivalent, that is always enabled.
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36 */
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37 #define av_assert0(cond) do { \
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38 if (!(cond)) { \
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39 av_log(NULL, AV_LOG_PANIC, "Assertion %s failed at %s:%d\n", \
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40 AV_STRINGIFY(cond), __FILE__, __LINE__); \
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41 abort(); \
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42 } \
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43 } while (0)
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44
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45
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46 /**
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47 * assert() equivalent, that does not lie in speed critical code.
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48 * These asserts() thus can be enabled without fearing speedloss.
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49 */
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50 #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 0
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51 #define av_assert1(cond) av_assert0(cond)
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52 #else
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53 #define av_assert1(cond) ((void)0)
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54 #endif
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55
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56
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57 /**
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58 * assert() equivalent, that does lie in speed critical code.
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59 */
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60 #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1
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61 #define av_assert2(cond) av_assert0(cond)
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62 #else
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63 #define av_assert2(cond) ((void)0)
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64 #endif
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65
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66 #endif /* AVUTIL_AVASSERT_H */
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