[asdf-devel] :cwd pathname designator for source registry configuration?

[Mirko Vukovic]

On Tue, Nov 19, 2013 at 11:39 AM, Robert P. Goldman <rpgoldman at sift.info>wrote:

> Mirko Vukovic wrote:
> > This is a follow-up to my previous post regarding asdf searching for a
> > system in the current working directory.
> >
> > I resolved this to my satisfaction with something like this:
> > (let ((asdf:*central-registry*
> >      (push directory asdf:*central-registry*)))
> >     (apply #'asdf:load-system system keys)))
> >
> > My question here is two-fold:
> > - Am I misusing ASDF if I have asdf files for local projects sprinkled
> > around, in addition to having them under centralized locations specified
> > in the configuration file?
> > - What about adding a :CWD keyword to the configuration file DSL to
> > specify the current working directory?
> >
> > The new keyword seems to require a minor modification to
> > ``resolve-absolute-location''.
> >
> > I don't know if this would conflict with output translations as it uses
> > the same DSL and presumably code.
>
> The problem with CWD is that as far as I know there is no notion of
> "working directory" in ANSI common lisp.
>
> This means that implementing CWD would require writing
> implementation-specific code for every CL implementation we support.
>
> Also, how should we interpret :CWD when we are reading the DSL from
> environment variables, configuration files, etc.?
>
> There is a :HERE directive.  Is that not sufficient to you?
>
> Best,
> r
>
>
> I could not get :here to work some time ago.  That was what prompted me
to write a two weeks back and now again.  I'll give it another shot.

Mirko
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