[Nix-dev] nix&bindist

[Yury G. Kudryashov]

Lluís Batlle i Rossell wrote:

> On Sun, Sep 25, 2011 at 09:43:25PM +0400, Yury G.  Kudryashov wrote:
>> Lluís Batlle i Rossell wrote:
>> 
>> > On Sun, Sep 25, 2011 at 06:34:40PM +0200, Nicolas Pierron wrote:
>> >> On Sat, Sep 24, 2011 at 22:36, Yury G.  Kudryashov
>> >> <urkud.urkud at gmail.com> wrote:
>> >> > Gentoo has 'bindist' use flag to mark whether the binary packages
>> >> > will be distributed in binary form. What about introducing some
>> >> > variable (say, nixpkgs.config.isBuildfarm) to mark that the result
>> >> > of the build is available to download? Then packages can assert
>> >> > !isBuildfarm;
>> >> >
>> >> > In the ideal world we should have some license manager that
>> >> > automatically calculates the license of each package but it does not
>> >> > seem trivial to implement...
>> >> 
>> >> This can be a property of the license expression such as
>> >> "lib.licenses.proprietary.distribute", which is better localized than
>> >> the "meta.isBuildfarm".  Thus we don't have to care about license
>> >> violation if we can ensure that licenses are correctly set and that
>> >> each license is well define.
>> > 
>> > Hydra distributes all binaries that it builds. Do you mean that hydra
>> > should build (and report) some derivations, but not distribute them?
>> 
>> I think that hydra should fail to build some derivation while local nix
>> installs should build them. Probably this could be achieved by adding
>> more meta attributes and tweaking release-lib.nix.
> 
> If you accept hydra not even building, then this is as easy as removing
> the 'meta.platforms' for the package, and removing it from release.nix.

I think that meta.platforms should list all platforms where a package works.

And this wouldn't solve the problem because hydra can build and distribute a 
package because another package depends on it.
-- 
Yury G. Kudryashov,
mailto: urkud at mccme.ru