John Ericson

We should still do this, right? (@theophane and I talked briefly about it, asking others.)

Note to fix this, it would be very convenient to use a local build of Nix during Hydra development. I will try to hack that up. **edit** it is indeed...

CC @rickynils

Per #1171, we need staging branches for each release of Nix ahead of the one hydra uses, in addition one for Nix master, too.

We're getting close to switching to mutli-user by default everywhere (CC @grahamc) so we might want to rewrite this anyways.

This looks good to me. Sockets for `PGHOST` should also work.

You did what? This diff makes it seem like it was using TCP before and after the change. I am fine with that, but I would be wary of switching...

I'll ping back here when I finish https://github.com/haskell/cabal/issues/1493

Long term, it would be interesting to see a GHC/GHCi with less file-system/unixy assumptions too, to come at the problem from the opposite angle. But I have no idea what...

I was the one who first made https://github.com/gz/rust-x86 multi-mode, breaking things and complicating the APIs. I think a lot of stuff has been rewritten since; maybe the crates can be...