[Nix-dev] Why does my system rebuild rustc and cargo?
Matthias Beyer
mail at beyermatthias.de
Sun Nov 22 17:30:48 CET 2015
On 22-11-2015 12:18:30, Matthias Beyer wrote:
> On 21-11-2015 23:35:04, James Cook wrote:
> > * Is the path always exactly the same
> > (/nix/store/iybrbljd5nzk4n4zmfgvibrhh2zjvp04-rustc-1.4.0.drv) or does
> > it change?
>
> I'm not sure, but I think so. Will test asap.
This path is always the same.
>
> >
> > * If the answer is "always the same", then does the derivation
> > successfully get built? What I mean is, when you a message like
> > "building path(s) ‘/nix/store/XXX", then after that's done, does
> > /nix/store/XXX exist? (Note: this is not the same as the
> > /nix/store/iybrbljd5nzk4n4zmfgvibrhh2zjvp04-rustc-1.4.0.drv path! Look
> > for a different path when you see the "building path(s)" message.)
> >
>
> The problem is: It takes hours to build on my thinkpad! I will test on
> my workstation asap.
I build it. The output is available after the build (`which rustc` returns a
store path, while outside of the nix-shell there is no rustc binary available).
--
Mit freundlichen Grüßen,
Kind regards,
Matthias Beyer
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