modules.nix: Generate the extra argument set from the configuration

This allows for module arguments to be handled modularly, in particular
allowing the nixpkgs module to handle the nixpkgs import internally.
This creates the __internal option namespace, which should only be added
to by the module system itself.

1 files changed, 4 insertions, 3 deletions

diff --git a/nixos/modules/security/pam.nix b/nixos/modules/security/pam.nix
index e81278a95d5c..631e8317cb4c 100644
--- a/nixos/modules/security/pam.nix
+++ b/nixos/modules/security/pam.nix
@@ -6,8 +6,9 @@
 with lib;
 
 let
+  parentConfig = config;
 
-  pamOpts = args: {
+  pamOpts = { config, name, ... }: let cfg = config; in let config = parentConfig; in {
 
     options = {
 
@@ -180,8 +181,8 @@ let
 
     };
 
-    config = let cfg = args.config; in {
-      name = mkDefault args.name;
+    config = {
+      name = mkDefault name;
       setLoginUid = mkDefault cfg.startSession;
       limits = mkDefault config.security.pam.loginLimits;