catch(...) and forced unwind

[Matt Austern]

On Dec 16, 2003, at 1:49 PM, David Abrahams wrote:

>> Yep, I appreciate your point.  I just wanted to make the distinction
>> clear
>> for those who weren't familiar with pthreads, especially since we were
>> talking about David Butenhof's opinion.  He's very clear that he 
>> thinks
>> asynchronous cancelation (in the technical POSIX sense) is an evil
>> feature, but I haven't seen anything to suggest that he feels that way
>> about deferred cancellation.
>
> Right.  Nothing at all wrong with deferred cancellation per say.
> Deferred cancellation good; violating contracts bad.

The real issue, of course is the old one: that the people defining the
POSIX standard and the people defining the C++ standard didn't
spend enough time talking to each other.  POSIX doesn't know
anything about C++ contracts.

			--Matt