Re: How to prevent incomplete build results from being garbage collected?

[James Thomas]

Mykola Nikishov wrote:

> Hi there,
>
> I'm trying to build a package that fails. In the meantime, I'd like to
> reclaim some disk space by collecting garbage. After that, all build
> results for such package are gone and rebuilding it next time just
> wastes bandwidth and CPU cycles by re-downloading and re-building the
> same stuff:
>
> #+begin_example
>   guix build <PACKAGE>
>   guix gc
>   guix build <PACKAGE>
> #+end_example
>
> Using --root=FILE with guix build does not help, I suppose it would help
> only for successful build.
>
> How could I retain build results regardless if build was successful or
> not?

I guess you meant 'dependencies' where you said 'results'. So maybe run:

guix shell -D <package> -r <path>

...once to keep a profile with the dependencies registered as a root.

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