Re: Overriding new and delete
MJ_India wrote:
[...]
2) If I add extra parameters to new and delete [for ex: void *operator
new(size_t count, bool dummy), void delete(void *where, bool dummy)]
and redefine new to new(true) in required modules.
a) Operator new (and new[]) works fine, but I don't know how to make
the delete work.
You have to call delete as a function, called "operator delete".
void* operator new(size_t size, bool dummy)
{
cout << "new size=" << size << " dummy=" << dummy << '\n';
return malloc(size);
}
void operator delete(void* p, bool dummy)
{
cout << "delete dummy=" << dummy << '\n';
free(p);
}
int main()
{
int* p = new (true) int;
operator delete(p, true);
}
[...]
Please help me to find the standard solution for this problem. I want
to use new and delete (and new[], delete[]) in their natural syntax
for all my allocations and deallocations. Thank you in advance.
There is a fifth option. You can define new/delete as members of class.
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