GNU bug report logs - #36856
build: Add julia-build-system

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Message #20 received at 36856 <at> debbugs.gnu.org (full text, mbox):

From: Ricardo Wurmus <rekado <at> elephly.net>
To: Julien Lepiller <julien <at> lepiller.eu>
Cc: 36856 <at> debbugs.gnu.org, anothersms <at> gmail.com
Subject: Re: [bug#36856] build: Add julia-build-system
Date: Tue, 30 Jul 2019 16:33:03 +0200

Julien Lepiller <julien <at> lepiller.eu> writes:

> Le 30 juillet 2019 16:11:19 GMT+02:00, Ricardo Wurmus <rekado <at> elephly.net> a écrit :
>>
>>Nicolò Balzarotti <anothersms <at> gmail.com> writes:
>>
>>> 3. By adding a simple startup.jl script, inspired by what emacs does.
>>This
>>> is simplified so I'm not sure it works for every corner case.
>>> #+begin_src julia
>>> let paths = [expanduser("~/.guix-profile"),
>>"/run/current-system/profile"]
>>>     ("GUIX_ENVIRONMENT" in keys(ENV)) && push!(paths,
>>> ENV["GUIX_ENVIRONMENT"])
>>>     empty!(LOAD_PATH)
>>>     push!.(Ref(LOAD_PATH), joinpath.(paths, "share/julia/packages/"))
>>>     push!(LOAD_PATH, "@stdlib")
>>>     push!.(Ref(DEPOT_PATH), joinpath.(paths, "share/julia/"))
>>>     nothing
>>> end
>>> #+end_src
>>
>>Could this perhaps be handled by a profile hook that is included only
>>when the profile manifest contains a julia package?
>
> Or simply with an environment variable? GUIX_JULIA_PATH or something?

If this is the route you go down, please ensure that it can be used as a
search path with more than one directory.  This would make it possible
to extend a Julia environment with the contents of more than one
profile.

--
Ricardo

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