[asdf-devel] [cclan-list] How to depend on a system optionally?

Nikodemus Siivola nikodemus at random-state.net
Mon May 18 12:55:44 UTC 2009

2009/5/18 Robert Goldman <rpgoldman at sift.info>:
> Tobias C. Rittweiler wrote:
>> I've read several times that it's a head ache to configure optional
>> dependencies with ASDF.
>> How true is that? Could we perhaps provide another clause
>> :OPTIONALLY-DEPEND-ON in DEFSYSTEM which would load a system only if
>> available?

Doesn't :WEAKLY-DEPENDS-ON do what you want?


 -- Nikodemus

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