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

From: Victor A. Wagner, Jr. (vawjr_at_[hidden])
Date: 2002-08-07 04:39:54

At Tuesday 2002/08/06 09:37, you wrote:
>From: "William E. Kempf" <williamkempf_at_[hidden]>
>[deleted]
>terminate() is invoked when there is no matching exception handler. If
>join() magically transports exceptions across thread boundaries, the
>exception thrown in main() will be caught by the join()ing thread, and
>things are fine and dandy.
>
>Unfortunately, when there is no join(), the uncaught exception must
>terminate the process, but we don't know in advance whether there will be a
>join() sometimes in the future!

I see an "unreported exception" just like any other resource leak.
we don't terminate processes because somebody forgets to do a delete[]
what's so "magic" about an exception?

>We can special case thread<void> to terminate on exceptions, of course, but
>a consistent specification would be better.

thread<nothrow> ??  (a poor attempt at levity)
maybe it should be a policy

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