58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
#ifndef KERNEL_CPP_H
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#define KERNEL_CPP_H
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/* cpp - C++ in the kernel
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**
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** Initial version by Axel Dörfler, axeld@pinc-software.de
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** This file may be used under the terms of the MIT License.
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*/
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#ifdef __cplusplus
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#include <new>
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#include <stdlib.h>
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#if _KERNEL_MODE || _LOADER_MODE
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using namespace std;
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extern const nothrow_t std::nothrow;
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// We need new() versions we can use when also linking against libgcc.
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// std::nothrow can't be used since it's defined in both libgcc and
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// kernel_cpp.cpp.
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typedef struct {} mynothrow_t;
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extern const mynothrow_t mynothrow;
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#ifndef __clang__
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#if __cplusplus >= 201402L
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#define _THROW(x)
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#define _NOEXCEPT noexcept
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#else
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#define _THROW(x) throw (x)
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#define _NOEXCEPT throw ()
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#endif
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extern void* operator new(size_t size) _THROW(std::bad_alloc);
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extern void* operator new[](size_t size) _THROW(std::bad_alloc);
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extern void* operator new(size_t size, const std::nothrow_t &) _NOEXCEPT;
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extern void* operator new[](size_t size, const std::nothrow_t &) _NOEXCEPT;
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extern void* operator new(size_t size, const mynothrow_t &) _NOEXCEPT;
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extern void* operator new[](size_t size, const mynothrow_t &) _NOEXCEPT;
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extern void operator delete(void *ptr) _NOEXCEPT;
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extern void operator delete[](void *ptr) _NOEXCEPT;
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#endif
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#if __cplusplus >= 201402L
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inline void
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operator delete(void *ptr, size_t size) throw ()
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{
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free(ptr);
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}
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#endif // __cplusplus >= 201402L
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#endif // #if _KERNEL_MODE
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#endif // __cplusplus
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#endif /* KERNEL_CPP_H */
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