On 11 February 2013 at 19:10, Yan Zhou wrote:
| It seems to me that XPtr is like an ownership pointer. It is much like
| unique_ptr. What you need here is a non-owning reference pointer, like
| weak_ptr.
|
| Have you tried
|
| XPtr<A> A::getPtr(){
| return(XPtr<A>(this, false));
| }
|
| With the optional argument, a finalizer is not set and the gc will not delete
| the C++ object. I haven't used XPtr in this way, but from the document I guess
| this shall work.
Nice work. Should have thought of the finalizer -- on quick testing this does
indeed do the trick. Well done.
Dirk
--
Dirk Eddelbuettel | [email protected] | http://dirk.eddelbuettel.com
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