YiDeleteFunctors.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_DELETE_FUNCTORS_H_
#define _YI_DELETE_FUNCTORS_H_


template<typename YI_PTR_TYPE>
void YI_CHECKED_DELETE(YI_PTR_TYPE *pPtr)
{
    // Enforcing a complete type by giving compile error if we're attempting to delete a forward declared type
    typedef char YI_CHECKER[ sizeof(YI_PTR_TYPE)? 1 : -1 ];
    (void) sizeof(YI_CHECKER);
    delete pPtr;
}

template<typename YI_PTR_TYPE>
void YI_CHECKED_ARRAY_DELETE(YI_PTR_TYPE pArray[])
{
    // Enforcing a complete type by giving compile error if we're attempting to delete a forward declared type
    typedef char YI_CHECKER[ sizeof(YI_PTR_TYPE)? 1 : -1 ];
    (void) sizeof(YI_CHECKER);
    delete [] pArray;
}

template<typename YI_PTR_TYPE>
struct CYICheckedDeleteFunctor
{
    CYICheckedDeleteFunctor()
    {
    }

    template<typename YI_PTR_OTHER_TYPE>
    CYICheckedDeleteFunctor(const CYICheckedDeleteFunctor<YI_PTR_OTHER_TYPE>&)
    {
    }

    void operator()(YI_PTR_TYPE *pPtr)
    {
        YI_CHECKED_DELETE(pPtr);
    }
};

template<typename YI_PTR_TYPE>
struct CYICheckedArrayDeleteFunctor
{
    void operator()(YI_PTR_TYPE pArray[])
    {
        YI_CHECKED_ARRAY_DELETE(pArray);
    }
};

#endif