Subj : Re: pthread function behavior in C++ program
To   : comp.programming.threads
From : Alexander Terekhov
Date : Sat Jun 11 2005 08:58 pm


Chris Vine wrote:
[...]
> How far down the stack is an exception thrown by virtue of a call to
> pthread_cancel() expected to go in a well-designed system, for those which
> expose cancellations as exceptions (as I believe NPTL now does when
> executing in a C++ environment). 

NPTL doesn't expose thread cancellation and thread exit as exceptions,
it uses brain-damaged "forced unwinding".
 
>                                  Should it propagate to the point at which
> the thread ceases executing (terminate the thread), 

Yes, unless you catch and finalize it instead of re-thowing.

> or should it go further?  

No. 

regards,
alexander.

.