Re: [boost] Re: Re: Threads & Exceptions

From: Victor A. Wagner, Jr. (vawjr_at_[hidden])
Date: 2002-08-11 04:17:07

At Friday 2002/08/09 13:43, you wrote:
>From: "Victor A. Wagner, Jr." <vawjr_at_[hidden]>
> > >I want to be able to transform this to:
> > >
> > >thread<double> tf1(bind(f, 1.0));
> > >thread<double> tf2(bind(f, 2.0));
> > >thread<double> tf3(bind(f, 3.0));
> >
> > I trust that:
> >
> > thread<double,std_exceptions> tf1(bind(f, 1.0));
> > thread<double,std_exceptions> tf2(bind(f, 2.0));
> > thread<double,std_exceptions> tf3(bind(f, 3.0));
> >
> > would be acceptable also?
>
>I am definitely not thrilled by the opportunity to repeat ",
>std_exceptions". :-) Besides, "std_exceptions" doesn't describe the
>semantics well. "propagate_exceptions" would be better.
>
>A compromise would be
>
>template< class R = void, class P = select_default_policy<R> > class thread;
>
>where R = void gets "terminate_on_exception" and R != void gets
>"propagate_exceptions". Then measure how often the second template argument
>actually gets used in code. I can venture a guess.

This is what I actually meant when I suggested  thread<nothrow> the other 
day (forgetting for a moment that the return type needs to be there too.

Victor A. Wagner Jr.      http://rudbek.com
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