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From: Johan Nilsson (r.johan.nilsson_at_[hidden])
Date: 2007-03-26 03:37:32

Peter Dimov wrote:
> Howard Hinnant wrote:
>> N2184 takes the minimalist approach. It is easier to add
>> functionality (and the associated expense) than to subtract it. There are
>> many things the N2184::thread does not directly support. I
>> believe this is a feature, not a bug.
> This is true under the assumption that we need to target the least
> common denominator. Try/timed joins for example come for free on
> Windows. So you are imposing an unnecessary mutex+cv overhead for everyone
> wanting to
> use try/timed joins there.
> I've decided to adopt a different approach and suggest a way to
> equalize ('harmonise' in EU terms :-) ) the platforms via the join2
> extensions. In a perfect world, this would lead to everyone enjoying
> _zero overhead_ try/timed joins in a few years once pthread implementors
> adopt the
> extensions.

That would be good, even if thread joining probably (hopefully) isn't where
applications spend most of their time.

/ Johan

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