///////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2002-2016, Open Design Alliance (the "Alliance").
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// All rights reserved.
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//
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// This software and its documentation and related materials are owned by
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// the Alliance. The software may only be incorporated into application
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// programs owned by members of the Alliance, subject to a signed
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// Membership Agreement and Supplemental Software License Agreement with the
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// Alliance. The structure and organization of this software are the valuable
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// trade secrets of the Alliance and its suppliers. The software is also
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// protected by copyright law and international treaty provisions. Application
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// programs incorporating this software must include the following statement
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// with their copyright notices:
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//
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// This application incorporates Teigha(R) software pursuant to a license
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// agreement with Open Design Alliance.
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// Teigha(R) Copyright (C) 2002-2016 by Open Design Alliance.
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// All rights reserved.
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//
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// By use of this software, its documentation or related materials, you
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// acknowledge and accept the above terms.
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///////////////////////////////////////////////////////////////////////////////
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#ifndef _OD_HEAPOPERATORS_INCLUDED_
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#define _OD_HEAPOPERATORS_INCLUDED_
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#include "OdAlloc.h"
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#include <new>
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#ifdef __BCPLUSPLUS__ // borland compiler does not support "placement delete"
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/** \details
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Defines the new and delete operators for a class derived from the OdRxObject class.
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*/
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#define ODRX_HEAP_OPERATORS() \
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void* operator new(size_t s) { return ::odrxAlloc(s); }\
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void operator delete(void* p) { ::odrxFree(p); }\
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void* operator new[](size_t s) { return ::odrxAlloc(s); }\
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void operator delete[](void* p) { ::odrxFree(p); }\
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void *operator new(size_t, void* p) { return p; }\
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void *operator new[](size_t, void* p) { return p; }
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#elif defined(_MSC_VER) // MSVC ignores exception specs (and gives warning)
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/** \details
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Defines the new and delete operators for a class derived from the OdRxObject class.
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*/
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#define ODRX_HEAP_OPERATORS() \
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void* operator new(size_t s)\
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{\
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void* p = ::odrxAlloc(s);\
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if ( !p ) throw std::bad_alloc();\
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return p;\
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}\
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void operator delete(void* p) { ::odrxFree(p); }\
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void* operator new[](size_t s)\
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{\
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void* p = ::odrxAlloc(s);\
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if ( !p ) throw std::bad_alloc();\
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return p;\
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}\
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void operator delete[](void* p) { ::odrxFree(p); }\
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void *operator new(size_t, void* p) { return p; }\
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void operator delete( void*, void* ) {}\
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void *operator new[](size_t, void* p) { return p; }\
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void operator delete[]( void*, void* ) {}
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#else
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/** \details
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Defines the new and delete operators for a class derived from the OdRxObject class.
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*/
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#define ODRX_HEAP_OPERATORS() \
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void* operator new(size_t s) throw(std::bad_alloc)\
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{\
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void* p = ::odrxAlloc(s);\
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if ( !p ) throw std::bad_alloc();\
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return p;\
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}\
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void operator delete(void* p) { ::odrxFree(p); }\
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void* operator new[](size_t s) throw(std::bad_alloc)\
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{\
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void* p = ::odrxAlloc(s);\
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if ( !p ) throw std::bad_alloc();\
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return p;\
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}\
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void operator delete[](void* p) { ::odrxFree(p); }\
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void *operator new(size_t, void* p) throw() { return p; }\
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void operator delete( void*, void* ) {}\
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void *operator new[](size_t, void* p) throw() { return p; }\
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void operator delete[]( void*, void* ) {}
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#endif
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/** \details
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Defines the new and delete operators that generate the exception.
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*/
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#define ODRX_NO_HEAP_OPERATORS() \
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void* operator new(size_t ) throw() { ODA_FAIL(); return 0; }\
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void operator delete(void* ) { ODA_FAIL(); throw OdError(eNotApplicable); }\
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void* operator new[](size_t ) throw() { ODA_FAIL(); return 0; }\
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void operator delete[](void* ) { ODA_FAIL(); throw OdError(eNotApplicable); }
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#ifdef OD_REDEFINE_HEAP_OPERATORS
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/** \details
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Defines the new and delete operators that use the new and delete operators of a base class.
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*/
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#define ODRX_USING_HEAP_OPERATORS(T) \
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void* operator new(size_t s) throw() { return T::operator new(s); }\
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void operator delete(void* p) { T::operator delete(p); }\
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void* operator new[](size_t s) throw() { return T::operator new(s); }\
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void operator delete[](void* p) { T::operator delete(p); }
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#else
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/** \details
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Defines the new and delete operators that use the new and delete operators of a base class.
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*/
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#define ODRX_USING_HEAP_OPERATORS(T) \
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using T::operator new;\
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using T::operator delete;\
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using T::operator new[];\
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using T::operator delete[]
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#endif
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#endif // _OD_HEAPOPERATORS_INCLUDED_
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