[c++-pthreads] Re: pthread_cancel and EH: let's try this again

[Jakub Jelinek]

On Mon, Jul 11, 2005 at 06:34:13PM -0400, David Abrahams wrote:
> Nathan Sidwell <nathan at codesourcery.com> writes:
> 
> > IMHO #1 is better, for it also allows us to say 'thread cancellation is
> > *exactly* like exception handling'.
> 
> It's more than that.  #2 changes the exception handling model.
> Simplicity of definition and programming model is crucial.  People
> already have enough trouble coming to grips with exception safety.
> Introducing #2 complicates the EH model, so I oppose it on those
> grounds also.

Can you explain why?  Nothing says that what pthread_cancel does is throwing
an exception.  So what exactly it does is outside of the scope of the
current C++ standard.

	Jakub