Re: rust (build system) deficits

[Hartmut Goebel <h.goebel@crazy-compilers.com>]

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Hi John,
>> This importer does not solve the declarations, and IMHO it should not
>> anyway - as the are dependencies of another packages, which might change over time.
>>
> I’m not sure I fully understand why the recursive importer should not
> solve the transitive dependencies. Could you elaborate further?
>
> If you are suggesting that guix refresh won’t pick up the changes,
> then I think agree with you. That I believe is an artifact of using
> arguments rather than inputs to specify dependencies.
>
I was talking about `guix import crates -r`, which - like `guix refresh`
- shall not add transitive dependencies to #crate-inputs.

But I would expect the build-system to transitivly resolve #crate-inputs
as well as #crate-development inputs.

> The importer does solve the transitive dependencies but there is a bug. Version numbers of cargo dependencies are not used which can sometimes cause the problem you describe. I really hope the fixes get merged soon because it is a real pain. 
Are you talking about "guix import crates" here, too?

-- 
Regards
Hartmut Goebel

| Hartmut Goebel          | h.goebel@crazy-compilers.com               |
| www.crazy-compilers.com | compilers which you thought are impossible |


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