c++标准库cstring文件

// cstring standard header

// Copyright (c) Microsoft Corporation.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

#pragma once
#ifndef _CSTRING_
#define _CSTRING_
#include <yvals.h>
#if _STL_COMPILER_PREPROCESSOR

#include <string.h>

#pragma pack(push, _CRT_PACKING)
#pragma warning(push, _STL_WARNING_LEVEL)
#pragma warning(disable : _STL_DISABLED_WARNINGS)
_STL_DISABLE_CLANG_WARNINGS
#pragma push_macro("new")
#undef new

_STD_BEGIN
#pragma warning(push)
#pragma warning(disable : 4995) // name was marked as #pragma deprecated

using _CSTD size_t;
using _CSTD memchr;
using _CSTD memcmp;
using _CSTD memcpy;
using _CSTD memmove;
using _CSTD memset;
using _CSTD strcat;
using _CSTD strchr;
using _CSTD strcmp;
using _CSTD strcoll;
using _CSTD strcpy;
using _CSTD strcspn;
using _CSTD strerror;
using _CSTD strlen;
using _CSTD strncat;
using _CSTD strncmp;
using _CSTD strncpy;
using _CSTD strpbrk;
using _CSTD strrchr;
using _CSTD strspn;
using _CSTD strstr;
using _CSTD strtok;
using _CSTD strxfrm;

#pragma warning(pop)
_STD_END

#pragma pop_macro("new")
_STL_RESTORE_CLANG_WARNINGS
#pragma warning(pop)
#pragma pack(pop)

#endif // _STL_COMPILER_PREPROCESSOR
#endif // _CSTRING_