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author | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
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committer | Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au> | 2012-10-15 17:10:06 +1100 |
commit | be1de4be954c80875ad4108e0a33e8e131b2f2c0 (patch) | |
tree | 1fbbecf276bf7c7bdcbb4dd446099d6d90eaa516 /clang/lib/Headers/stddef.h | |
parent | c4626a62754862d20b41e8a46a3574264ea80e6d (diff) | |
parent | f1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff) |
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/lib/Headers/stddef.h')
-rw-r--r-- | clang/lib/Headers/stddef.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/clang/lib/Headers/stddef.h b/clang/lib/Headers/stddef.h new file mode 100644 index 0000000..9e87ee8 --- /dev/null +++ b/clang/lib/Headers/stddef.h @@ -0,0 +1,64 @@ +/*===---- stddef.h - Basic type definitions --------------------------------=== + * + * Copyright (c) 2008 Eli Friedman + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + *===-----------------------------------------------------------------------=== + */ + +#ifndef __STDDEF_H +#define __STDDEF_H + +#ifndef _PTRDIFF_T +#define _PTRDIFF_T +typedef __typeof__(((int*)0)-((int*)0)) ptrdiff_t; +#endif +#ifndef _SIZE_T +#define _SIZE_T +typedef __typeof__(sizeof(int)) size_t; +#endif +#ifndef __cplusplus +#ifndef _WCHAR_T +#define _WCHAR_T +typedef __WCHAR_TYPE__ wchar_t; +#endif +#endif + +#undef NULL +#ifdef __cplusplus +#undef __null // VC++ hack. +#define NULL __null +#else +#define NULL ((void*)0) +#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; accommodate 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 */ |