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From: Robert A Duff <bobduff@shell01.TheWorld.com>
Subject: Re: tasks, protected types and entries
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Date: 2002-03-17T19:46:16+00:00
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"Sergey Koshcheyev" <serko84@hotmail.com> writes:

> By the way, what is the difference between a procedure X and an "entry X
> when True" in a protected object? I remember that the "entry when True" was
> used once in John Barnes' book, but I couldn't find an explanation of the
> difference.

An entry can requeue; a procedure cannot.  So if you want to do
something unconditionally and then perhaps requeue, you need a "when
True" entry barrier.

- Bob