Re: [Boost-users] which type of smart pointer to use?

From: Hughes, James (jhughes_at_[hidden])
Date: 2007-03-19 11:07:37

> -----Original Message-----
> From: boost-users-bounces_at_[hidden] 
> [mailto:boost-users-bounces_at_[hidden]] On Behalf Of Vaclav
> Sent: 19 March 2007 14:19
> To: boost-users_at_[hidden]
> Subject: Re: [Boost-users] which type of smart pointer to use?
> 
> That seems to work. Thank you!
> 
> btw is this the correct test?
> 
> if(myweakPtr2.use_count() > 0)
> 

I believe you should lock the weak_ptr to a smart point and test that.

shared_ptr<x> p = weak.lock()

if (p)
{
...
}

But I could be wrong!

James

> or it there a better way to check whether a smart pointer is 
> still pointing?
> 
> Thanks
> Vaclav
> 
> 
> 
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