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Re: gexps
From: |
David Craven |
Subject: |
Re: gexps |
Date: |
Thu, 1 Sep 2016 13:58:31 +0200 |
> If we force use of the host system type (say x86_64-linux), independent
> of (%current-system) (say mips64el-linux), we approach what you want.
> However, that would give us different derivations depending on the host
> system type. That is, ‘guix system build -s mips64el-linux -d’ on
> x86_64 would return something different from ‘guix system build -d’ on
> mips64. This is not desirable.
Maybe an option would be if %current-system != host-system run guile
using qemu-arm?
> An option would to have ‘gexp->file’ produce a fixed-output derivation
> (it can compute the hash of the output on the host side).
>
> Or maybe we need another mechanism similar to fixed-output derivations
> to define equivalence classes of derivations.
I'll have to read up on fixed-output derivations. Can you give me an
example of where they are used currently?
- Re: gexps, Ludovic Courtès, 2016/09/01
- Re: gexps,
David Craven <=