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64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
//
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// stddef.h
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// The C <stddef.h> Standard Library header.
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//
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#pragma once
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#ifndef _INC_STDDEF // include guard for 3rd party interop
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#define _INC_STDDEF
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#include <corecrt.h>
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#pragma warning(push)
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#pragma warning(disable: _UCRT_DISABLED_WARNINGS)
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_UCRT_DISABLE_CLANG_WARNINGS
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_CRT_BEGIN_C_HEADER
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#ifdef __cplusplus
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namespace std
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{
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typedef decltype(__nullptr) nullptr_t;
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}
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using ::std::nullptr_t;
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#endif
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#if _CRT_FUNCTIONS_REQUIRED
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_ACRTIMP int* __cdecl _errno(void);
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#define errno (*_errno())
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_ACRTIMP errno_t __cdecl _set_errno(_In_ int _Value);
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_ACRTIMP errno_t __cdecl _get_errno(_Out_ int* _Value);
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#endif // _CRT_FUNCTIONS_REQUIRED
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#if defined _MSC_VER && !defined __clang__ && !defined _CRT_USE_BUILTIN_OFFSETOF
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#ifdef __cplusplus
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#define offsetof(s,m) ((::size_t)&reinterpret_cast<char const volatile&>((((s*)0)->m)))
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#else
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#define offsetof(s,m) ((size_t)&(((s*)0)->m))
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#endif
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#else
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#define offsetof(s,m) __builtin_offsetof(s,m)
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#endif
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_ACRTIMP extern unsigned long __cdecl __threadid(void);
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#define _threadid (__threadid())
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_ACRTIMP extern uintptr_t __cdecl __threadhandle(void);
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_CRT_END_C_HEADER
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_UCRT_RESTORE_CLANG_WARNINGS
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#pragma warning(pop) // _UCRT_DISABLED_WARNINGS
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#endif // _INC_STDDEF
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