Re: Packages grow, no longer fit on a 💾

["Ludovic Courtès" <ludo@gnu.org>]

Hi,

Efraim Flashner <efraim@flashner.co.il> skribis:

> I've made some progress on LLVM and I think I have a working LLVM that
> can be used as an input for mesa.
>
> (ins)efraim@3900XT ~$ du -sch /gnu/store/36kmnxmb1h8pxw0x71wril67fdvjx7ny-llvm-11.0.0/*
> 3.9M    /gnu/store/36kmnxmb1h8pxw0x71wril67fdvjx7ny-llvm-11.0.0/bin
> 8.0K    /gnu/store/36kmnxmb1h8pxw0x71wril67fdvjx7ny-llvm-11.0.0/etc
> 21M     /gnu/store/36kmnxmb1h8pxw0x71wril67fdvjx7ny-llvm-11.0.0/include
> 67M     /gnu/store/36kmnxmb1h8pxw0x71wril67fdvjx7ny-llvm-11.0.0/lib
> 16K     /gnu/store/36kmnxmb1h8pxw0x71wril67fdvjx7ny-llvm-11.0.0/share
> 92M     total
>
> (define llvm-for-mesa
>   (package/inherit llvm-11

Yay, great news!  Let’s have that in ‘core-updates’.

> In addition to what I have below I found that nix has a patch to make
> llvm-11 (and the others) use the GNUInstallDirs, so we'd be able to move
> the include directory to another output, saving another 21MB, bringing
> llvm-for-mesa down to 71MB. Another possibility would be to have
> llvm-for-mesa use llvm as an input, and then to use some configure-flags
> to tell llvm-for-mesa to use the includes from llvm (the input).

Good.  We can make these changes incrementally, but having
‘llvm-for-mesa’ would already be a noticeable improvement.

Thanks!

Ludo’.