[Nix-dev] transition to pure system

[Marc Weber]

Excerpts from 7c6f434c's message of Tue Jan 04 22:10:15 +0100 2011:
> . And build anything you want to be pure either with clean environment or just via Nix.

If it comes to building or working on packages also have a look at
pkgs/misc/my-env/default.nix

It tries to gather the env from a nix build run and puts it into a
script.

In some cases this is much more convenient than restarting a nix build
and use -K (keep build tmp path) or such.

Marc Weber