Commit | Line | Data |
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1 | #ifndef _BABELTRACE_COMPILER_H | |
2 | #define _BABELTRACE_COMPILER_H | |
3 | ||
4 | #define MAYBE_BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)])) | |
5 | ||
6 | #ifndef container_of | |
7 | #define container_of(ptr, type, member) \ | |
8 | ({ \ | |
9 | const typeof(((type *)NULL)->member) * __ptr = (ptr); \ | |
10 | (type *)((char *)__ptr - offsetof(type, member)); \ | |
11 | }) | |
12 | #endif | |
13 | ||
14 | #endif /* _BABELTRACE_COMPILER_H */ |