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From: Scott McCaskill (scott_at_[hidden])
Date: 2001-08-16 18:51:59

> Scott McCaskill wrote:
> >
> > Shouldn't thread::join() throw an exception if a thread tries to join
> > itself? Right now, it will deadlock in such a situation.

<good commentary snipped>

> It is dangerous to throw exceptions
> in those special cases a condition is detectable,
> whilst not doing so in other cases where the
> condition is not, because catching exceptions
> is a valid programming technique, and the
> programmer might be surprised, for example,
> that not all deadlocks are caught.
> Generally, 'special cases' are the enemy of good design.
> They usually only work in very particular contexts
> and fail when the context is changed or extended.

These are very good points, I had not thought of them. So I agree with you.

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