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lib/Headers/stddef.h: wint_t should be defined whenever <stddef.h> is included with __need_wint_t. 

llvm-svn: 116794
This commit is contained in:
NAKAMURA Takumi 2010-10-19 03:42:41 +00:00
parent 1984479896
commit a8792e514a
1 changed files with 10 additions and 7 deletions
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17
clang/lib/Headers/stddef.h
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@ -46,13 +46,16 @@ typedef __WCHAR_TYPE__ wchar_t;
#define NULL ((void*)0)
#endif
// Some C libraries expect to see a wint_t here. Others (notably MinGW) will use
// __WINT_TYPE__ directly; accomodate both by requiring __need_wint_t
#if defined(__need_wint_t) && !defined(_WINT_T)
#define _WINT_T
typedef __WINT_TYPE__ wint_t;
#endif
#define offsetof(t, d) __builtin_offsetof(t, d)
#endif /* __STDDEF_H */
/* Some C libraries expect to see a wint_t here. Others (notably MinGW) will use
__WINT_TYPE__ directly; accomodate both by requiring __need_wint_t */
#if defined(__need_wint_t)
#if !defined(_WINT_T)
#define _WINT_T
typedef __WINT_TYPE__ wint_t;
#endif /* _WINT_T */
#undef __need_wint_t
#endif /* __need_wint_t */