[asdf-devel] cl-growl and weakly-depends-on

[Patrick Stein]

Yes.  I can stop using it.  I will try to tackle that this weekend.

-- Patrick <pat at nklein.com>

On Feb 21, 2013, at 9:55 AM, Faré <fahree at gmail.com> wrote:

> Dear Pat,
> 
> I'd like to kill the evil that is :weakly-depends-on, and your
> cl-growl seems to be the only user of it in quicklisp.
> 
> :weakly-depends-on is evil because it's non-deterministic, and what
> code you get depends on which order things were compiled or
> configured, and you can't fix things after the fact. Could you stop
> using it?
> 
> Alternatives include having a separate system foo+bar that explicitly
> loads foo and bar before doing the connection, and/or using
> asdf-system-connections to automatically load foo+bar when both foo
> and bar have been loaded. I don't personally like this automatic
> loading, but at least it doesn't break determinism.
> 
> As for allowing a system to run with or without another, that's what
> hooks are call, i.e. runtime configuration variables.
> 
> —♯ƒ • François-René ÐVB Rideau •Reflection&Cybernethics• http://fare.tunes.org
> So that there be reality, there must be an observer.
> "I am, therefore someone thinks."       — Faré