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Commit | Line | Data |
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1da177e4 LT |
1 | #ifndef _LINUX_STDDEF_H |
2 | #define _LINUX_STDDEF_H | |
3 | ||
4 | #include <linux/compiler.h> | |
5 | ||
6 | #undef NULL | |
7 | #if defined(__cplusplus) | |
8 | #define NULL 0 | |
9 | #else | |
10 | #define NULL ((void *)0) | |
11 | #endif | |
12 | ||
13 | #undef offsetof | |
14 | #ifdef __compiler_offsetof | |
15 | #define offsetof(TYPE,MEMBER) __compiler_offsetof(TYPE,MEMBER) | |
16 | #else | |
17 | #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) | |
18 | #endif | |
19 | ||
20 | #endif |