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author | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
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committer | Vladimir Azarov <avm@intermediate-node.net> | 2024-10-01 15:47:05 +0200 |
commit | 4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch) | |
tree | ebf009bf1376a5a223a915bc27cbbd791a1316bc /include/stddef.h |
Initial version
Diffstat (limited to 'include/stddef.h')
-rw-r--r-- | include/stddef.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/stddef.h b/include/stddef.h new file mode 100644 index 0000000..f25b863 --- /dev/null +++ b/include/stddef.h @@ -0,0 +1,27 @@ +#ifndef _STDDEF_H +#define _STDDEF_H + +#if __cplusplus >= 201103L +#define NULL nullptr +#elif defined(__cplusplus) +#define NULL 0L +#else +#define NULL ((void*)0) +#endif + +#define __NEED_ptrdiff_t +#define __NEED_size_t +#define __NEED_wchar_t +#if __STDC_VERSION__ >= 201112L || __cplusplus >= 201103L +#define __NEED_max_align_t +#endif + +#include <bits/alltypes.h> + +#if __GNUC__ > 3 +#define offsetof(type, member) __builtin_offsetof(type, member) +#else +#define offsetof(type, member) ((size_t)( (char *)&(((type *)0)->member) - (char *)0 )) +#endif + +#endif |