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comparison lib/libavutil/avassert.h @ 2134:992d2e6f907d

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preparation for libavcodec
author zipi
date Tue, 31 Dec 2013 14:52:14 +0000
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2133:e378232bfd36 2134:992d2e6f907d
1 /*
2 * copyright (c) 2010 Michael Niedermayer <michaelni@gmx.at>
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 /**
22 * @file
23 * simple assert() macros that are a bit more flexible than ISO C assert().
24 * @author Michael Niedermayer <michaelni@gmx.at>
25 */
26
27 #ifndef AVUTIL_AVASSERT_H
28 #define AVUTIL_AVASSERT_H
29
30 #include <stdlib.h>
31 #include "avutil.h"
32 #include "log.h"
33
34 /**
35 * assert() equivalent, that is always enabled.
36 */
37 #define av_assert0(cond) do { \
38 if (!(cond)) { \
39 av_log(NULL, AV_LOG_PANIC, "Assertion %s failed at %s:%d\n", \
40 AV_STRINGIFY(cond), __FILE__, __LINE__); \
41 abort(); \
42 } \
43 } while (0)
44
45
46 /**
47 * assert() equivalent, that does not lie in speed critical code.
48 * These asserts() thus can be enabled without fearing speedloss.
49 */
50 #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 0
51 #define av_assert1(cond) av_assert0(cond)
52 #else
53 #define av_assert1(cond) ((void)0)
54 #endif
55
56
57 /**
58 * assert() equivalent, that does lie in speed critical code.
59 */
60 #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1
61 #define av_assert2(cond) av_assert0(cond)
62 #else
63 #define av_assert2(cond) ((void)0)
64 #endif
65
66 #endif /* AVUTIL_AVASSERT_H */