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Re: ice-9 async-queue

From: Andy Wingo
Subject: Re: ice-9 async-queue
Date: Tue, 07 Feb 2012 22:46:05 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.3 (gnu/linux)

On Tue 07 Feb 2012 11:02, Daniel Hartwig <address@hidden> writes:

> Note that these verbs conflict with those defined in (ice-9 q) where
> "push" adds elements to the front, not the rear, of the queue.

Hum, indeed.  I guess (ice-9 q) is actually a deque...

> I presume the final version will include a type and empty-ness
> predicate also?

A type predicate, yes.  And some other things; see

Would you find an emptiness predicate useful?  It sounds like one of
those things that introduces time-of-check-to-time-of-use bugs.


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