nixos/pkgs/systemPackages.nix

{ config, lib, pkgs, ... }:

with lib;

let
  cfg = config.machine;
  fn = import (toString ../fn.nix) { inherit lib; };
  pkgsets = map (v: (toString ../.) + "/pkgsets/${v}") (fn.lsf (toString ../pkgsets));
in {
  imports = pkgsets;

  environment.systemPackages = flatten
    (lists.forEach
      (attrVals
        (filter
          (v: !(strings.hasInfix "::" v)) cfg.pkgs)
        cfg.pkgsets)
      (v: v.pkgwrap));

  services.emacs = mkIf (elem "emacs" cfg.pkgs) {
    defaultEditor = true;
    enable = true;
    install = true;
    package = cfg.pkgsets.emacs.pkgwrap;
  };
}