GNU bug report logs - #39020
Lean won't work with the emacs mode

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Message #19 received at 39020-done <at> debbugs.gnu.org (full text, mbox):

From: Brett Gilio <brettg <at> gnu.org>
To: Arvid Marx <arvid.marx <at> logicandtypes.org>
Cc: 39020-done <at> debbugs.gnu.org, Maxim Cournoyer <maxim.cournoyer <at> gmail.com>
Subject: Re: [bug#39020] Lean won't work with the emacs mode
Date: Mon, 13 Jan 2020 16:00:03 -0600

Arvid Marx <arvid.marx <at> logicandtypes.org> writes:

> Maxim Cournoyer wrote:
>> Hello Arvid,
>> 
>> [...]
>> When writing the package definition for the Emacs Lead mode, the code
>> could be rewritten to refer to the absolute path of the
>> files/programs
>> it uses from the Lean project, by patching it with `substitute*'
>> uses,
>> for example.
>> 
>> If that is not easy to do, another idea would be to create some kind
>> of
>> overlay directory which would flatly collect all the items needed
>> then
>> refer to that (the items would be symlinked to their real location).
>> See the `union-build' procedure of the (guix build union) module of
>> Guix.
>> 
>> HTH!
>> 
>> Maxim
>
> Hello Maxim,
>
> thanks for your response! The second idea is basically what I had in
> mind, as the Lean mode seems to depend on an actual file tree. Patching
> the emacs mode however looks quite simple, as all one needed to do is
> change the definition of lean-get-executable as defined in 
> https://raw.githubusercontent.com/leanprover/lean-mode/master/lean-util.el
> . I might take a closer look and write a simple patch at some point,
> but up to that point, it appears that just using ~/.guix-profile as a
> root directory works as well, or at least doesn't raise any errors when
> type checking etc.
>
> Again, thanks for feedback!
>
> --
>
> Arvid 
>
>
>
>
>

Closing.

-- 
Brett M. Gilio
GNU Guix, Contributor | GNU Project, Webmaster
[DFC0 C7F7 9EE6 0CA7 AE55 5E19 6722 43C4 A03F 0EEE]
<brettg <at> gnu.org> <brettg <at> posteo.net>

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