[omniORB] Deletect failed allocation to a _var

[EXT-Pennington, Dale K]

I recalled the same thing on CORBA::is_nil(), but your option at least
passed the compiler test.
Thanks 

> -----Original Message-----
> From: Clarke Brunt [mailto:clarke.brunt at trafficmaster.co.uk] 
> Sent: Thursday, June 05, 2008 7:22 AM
> To: omniorb-list at omniorb-support.com
> Subject: RE: [omniORB] Deletect failed allocation to a _var
> 
> >At one point of the code, they are performing as assert 
> check to make 
> >sure that a new operation succeeded. The code :
> >
> >CosNaming::Name_var compound_name = new CosNaming::Name(count); 
> >assert(compound_var != 0); ...
> >So the question. How would I check to confirm that the new worked 
> >successfully.  I guess maybe something with operator ->, but 
> I am not 
> >experienced enough in that part of C++ to see how.
> 
> As someone has already said, if 'new' itself throws an 
> exception, then maybe this isn't relevant. But I've wanted to 
> check in programs whether or not a var has been 'filled in' or not.
> 
> I half-recall the spec. saying that one mustn't 'use' vars 
> before allocating something to them, but anyway, the way with 
> operator-> is simply:
> 
> assert(compound_var.operator->() != 0)
> 
> I don't think CORBA::is_nil() is any good - isn't that only 
> for object references?
> 
> --
> Clarke Brunt
> 
> 
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