[Nix-dev] Re: Boost libraries

[Lluís Batlle]

Maybe there could be in pkgs:

boost = if getConfig ["boost" "full"] true then boostFull else boostSmall;

2009/4/9 Peter Simons <simons at cryp.to>:
> Hi Eelco,
>
>  > There is now a variant that builds all the variants (and it's the
>  > default for nix-env -i boost).
>
> great, thank you very much!
>
> I have a question, though. Assume that 'boostFull' is installed, i.e.
> all Boost libraries are available in all variants. Now, the user
> installs a package that depends on Boost, say Monotone, but the
> expression depends on 'boost', not 'boostFull'. Does this mean that all
> of Boost will be compiled again (and installed again) despite the fact
> that all those libraries were in fact available to begin with?
>
> Peter
>
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