(e.g. --install-grub instead of $NIXOS_INSTALL_GRUB). Also support
some nix-build options (e.g. --show-trace and -j).
svn path=/nixos/branches/modular-nixos/; revision=16560
$ nixos-hardware-scan > /etc/nixos/hardware.nix
and import the hardware.nix module in /etc/nixos/configuration.nix.
That way you can easily rescan for new hardware.
svn path=/nixos/branches/modular-nixos/; revision=15979
exists. $NIXPKGS needs to be set, otherwise NixOS can't find
Nixpkgs (because in the chroot it's in /mnt/etc/nixos/nixpkgs).
Also clear LANG to shut up Perl warnings about the locale.
svn path=/nixos/branches/modular-nixos/; revision=15978
