SAX/C++: First interface draft

[Steinar Bang]

>>>>> James Clark <jjc at jclark.com>:

> One interesting issue is whether to provide a virtual destructor.  I
> think the safest solution is not to provide a virtual destructor but
> instead to declare but not define a private operator delete.  This
> makes it a compile time error to do:

>   DTDHandler *p;
>   // ...
>   delete p;

Hm... not defining a virtual destructor for a class with virtual
functions gives me warnings in "gcc -Wall".  Will a private operator
delete do anything about these warnings, I wonder...?

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