[asdf-devel] Alternate default lisp system location

[Pascal Costanza]

Sent from my iPad

> On 12 Mar 2014, at 23:39, Faré <fahree at gmail.com> wrote:
> 
>> On Wed, Mar 12, 2014 at 6:07 PM, Pascal Costanza <pc at p-cos.net> wrote:
>> Can I set CL_SOURCE_REGISTRY to a value that deactivates all "default" paths? Then I don't care what the default is...
> Yes, the example I gave you did that:
> 
> export CL_SOURCE_REGISTRY=~/lisp//
> 
> As you can see with (asdf::parse-source-registry-string
> "/home/tunes/lisp//"), it expands to:
> (:SOURCE-REGISTRY (:TREE "/home/tunes/lisp")
> (:IGNORE-INHERITED-CONFIGURATION))
> 
> The double-slash "//" is significative: it means recurse through the directory.

Erm what? Do you or do you not recur with this syntax?

> Those readers who do want to inherit the configuration should just add
> a colon ":" at the end
> — or a semi-colon, if using Windows:
> export CL_SOURCE_REGISTRY=~/lisp//:

What does "inheriting a configuration" mean?

> Alternatively, you can put this in your
> ~/.config/common-lisp/source-registry.conf:
> (:source-registry (:tree (:home "lisp")) :ignore-inherited-configuration)

I'm confused. Which of those options does what I want?

Why can't I just say something like this?

export CL_SOURCE_REGISTRY=

or something similar, which just leaves this setting empty?

Pascal