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Re: [Chicken-users] Autoloading optional dependencies


From: Peter Bex
Subject: Re: [Chicken-users] Autoloading optional dependencies
Date: Sat, 11 Sep 2010 13:41:25 +0200
User-agent: Mutt/1.4.2.3i

On Sat, Sep 11, 2010 at 10:03:56AM +0100, Alaric Snell-Pym wrote:
> Anyway, my point is this: I feel a bit dirty not declaring the
> "optional" eggs *at all* in ugarit.meta. Therefore, I propose the use of
> an "optional" declaration therein, like so:
> 
>  (optional lzma z3 tiger-hash sha2 aes)
> 
> ...purely to document which other eggs it *can* take advantage of if
> they are available. Whether chicken-install does something with this
> information one day is open to debate - my hunch would be to wait and
> see if any other eggs adopt this "design pattern", and if so, decide
> then what would be a good approach.

Well, go ahead and add it :)

(chicken-install already ignores unknown meta declarations)

Cheers,
Peter
-- 
http://sjamaan.ath.cx
--
"The process of preparing programs for a digital computer
 is especially attractive, not only because it can be economically
 and scientifically rewarding, but also because it can be an aesthetic
 experience much like composing poetry or music."
                                                        -- Donald Knuth



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