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From: Leo Famulari <leo@famulari.name>
Subject: Re: Proposal: Prefix language-name for language library packages
Date: Mon, 2 May 2016 14:33:34 -0400
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To: Ludovic =?iso-8859-1?Q?Court=E8s?= <ludo@gnu.org>
Cc: guix-devel@gnu.org, =?iso-8859-1?Q?al=EDrio?= eyng <alirioeyng@gmail.com>

On Mon, May 02, 2016 at 09:50:43AM +0200, Ludovic Courtès wrote:
> FWIW, until recently Nixpkgs didn’t use multiple outputs much (info
> "(guix) Packages with Multiple Outputs").  Lately they merged a change
> to use them very aggressively.  So for instance, GNU libidn, which takes
> 800 KiB in total, has no less than 5 outputs:
> 
>   https://github.com/NixOS/nixpkgs/blob/master/pkgs/development/libraries/libidn/default.nix
> 
> I think this is going a bit too far.  :-)

I agree. The time spent by humans figuring out which output to use will
probably never be "earned back" by the bandwidth and disk savings in
that case.

> I think the approach should be to profile packages with ‘guix size’ and
> to act mostly on a case-by-case basis.

Case-by-case, as with most things!