[Nix-dev] garbage collecting source (was: btrfs-progs (was: contributing to nixpkgs/nixos))

[Florian Friesdorf]

On Tue, 13 Dec 2011 22:49:28 +0100, Marc Weber <marco-oweber at gmx.de> wrote:
> Excerpts from Florian Friesdorf's message of Tue Dec 13 22:42:47 +0100 2011:
> > How difficult would it be to have a flag to keep garbage collection from
> > removing sources?
> 
> There is an option
> grep for those settings in nix docs or nix code:
> 
>   gc-keep-outputs = true
>   gc-keep-derivations = true

thx, that was it, being even the example for nix.extraOptions in 'man
configuration.nix'.

> Can't look it up right now. But there you'll find everything which does
> exist right now. If nothing else works: create a new derivation
> depending on all sources - install than and you're done.
> 
> There are various ways.
> 
> Marc Weber
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-- 
Florian Friesdorf <flo at chaoflow.net>
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