Re: Will 2021 be the year of build systems on gexps?

[Ricardo Wurmus]

Ludovic Courtès <ludo@gnu.org> writes:

> Hello!
>
> Ludovic Courtès <ludo@gnu.org> skribis:
>
>> Ludovic Courtès <ludo@gnu.org> skribis:
>>
>>> Over the last few days I’ve been head-down working on
>>> ‘wip-build-systems-gexp’, the mythical branch that brings gexps to build
>>> systems and packages, so we can say goodbye to
>>> ‘build-expression->derivation’.  And… it’s quite a ride!
>>
>> The current tip of ‘wip-build-systems-gexp’ Just Works; it’s being built,
>> it can build ‘guix’ and cross-build things like ‘sed’:
>>
>>   
>> https://data.guix-patches.cbaines.net/repository/2/branch/wip-build-systems-gexp
>>
>>   https://ci.guix.gnu.org/jobset/wip-build-systems-gexp (though Cuirass
>>   currently has unrelated problems)
>
> It’s building and well!

Excellent!  It’s great to see that you brought this idea across all
the hurdles you encountered in previous attempts.  Inspiring!

>> Here’s what I’d like to do in the coming days, if that doesn’t interfere
>> with what others have in mind for the upcoming release:
>>
>>   • Monitor build failures due to typos/thinkos made while adjusting
>>     build systems;
>>
>>   • Merge on ‘core-updates’.
>
> I’ll go ahead with that if there are no objections.

This sounds reasonable to me.  “core-updates” will need some work to
push it into shape for the next merge, but I don’t think merging a
well-monitored branch into “core-updates” would make the job
considerably harder.

Thank you!

-- 
Ricardo