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Re: Odd behavior with --dry-run and --upgrade

From: Ludovic Courtès
Subject: Re: Odd behavior with --dry-run and --upgrade
Date: Tue, 26 Jul 2016 16:37:17 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux)

Alex Kost <address@hidden> skribis:

> The only way I see for the Emacs interface is to modify
> "emacs/guix-main.scm" to parameterize ‘%graft?’ as well and to set it
> depending on the current value of ‘dry-run’.  AFAICT this
> parameterization should be added to:
> - 'process-package-actions': it is responsible for operations with
>   profiles (installing/upgrading/removing packages);
> - 'package-source-build-derivation': it is responsible for building
>   package sources.
> If my understanding is correct, I can make a patch for this.

Yes, it sounds good.

> I can also add 'grafts' option that will appear in prompts (in the
> mode-line along with 'substitutes' and 'dry-run'), but I'm not sure if
> it will be useful since dry-run will disable grafts anyway.

Yeah, I don’t think it’s useful.


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