shell/modules.nix

   1 { pkgs
   2 , lib ? pkgs.lib
   3 , modules ? []
   4 , extraArgs ? {}
   5 , specialArgs ? {}
   6 , check ? true
   7 , prefix ? []
   8 }:
   9 let extraArgs_  = extraArgs;
  10     pkgs_       = pkgs;
  11     baseModules = map import (lib.findFiles ".*\\.nix" ./modules );
  12     pkgsModule  = rec {
  13       _file  = ./modules.nix;
  14       key    = _file;
  15       config = {
  16         _module.args.pkgs = lib.mkIf (pkgs_ != null) (lib.mkForce pkgs_);
  17       };
  18     };
  19 in
  20 rec {
  21   # Merge the option definitions in all modules,
  22   # forming the full system configuration.
  23   inherit (lib.evalModules {
  24     inherit prefix;
  25     inherit check;
  26     modules = modules ++ baseModules ++ [ pkgsModule ];
  27     args    = extraArgs;
  28     inherit specialArgs;
  29     #specialArgs = { modulesPath = config/modules.nix; } // specialArgs;
  30   }) config options;
  31
  32   # These are the extra arguments passed to every module.
  33   # In particular, Nixpkgs is passed through the "pkgs" argument.
  34   extraArgs = extraArgs_ // {
  35     inherit modules;
  36     inherit baseModules;
  37   };
  38
  39   inherit (config._module.args) pkgs;
  40 }