Make it possible to disable "info"

nixos/modules/config/system-path.nix

@@ -38,7 +38,6 @@ let
       pkgs.strace
       pkgs.su
       pkgs.time
-      pkgs.texinfoInteractive
       pkgs.utillinux
       pkgs.which # 88K size
     ];
@@ -105,7 +104,6 @@ in
         "/etc/xdg"
         "/etc/gtk-2.0"
         "/etc/gtk-3.0"
-        "/info"
         "/lib" # FIXME: remove and update debug-info.nix
         "/sbin"
         "/share/applications"
@@ -113,7 +111,6 @@ in
         "/share/doc"
         "/share/emacs"
         "/share/icons"
-        "/share/info"
         "/share/menus"
         "/share/mime"
         "/share/nano"

nixos/modules/module-list.nix

@@ -66,8 +66,9 @@
   ./programs/command-not-found/command-not-found.nix
   ./programs/dconf.nix
   ./programs/environment.nix
-  ./programs/freetds.nix
   ./programs/fish.nix
+  ./programs/freetds.nix
+  ./programs/info.nix
   ./programs/kbdlight.nix
   ./programs/light.nix
   ./programs/man.nix

nixos/modules/profiles/minimal.nix

@@ -13,4 +13,5 @@ with lib;
   services.nixosManual.enable = mkDefault false;
 
   programs.man.enable = mkDefault false;
+  programs.info.enable = mkDefault false;
 }

nixos/modules/programs/info.nix

@@ -0,0 +1,30 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+
+  options = {
+
+    programs.info.enable = mkOption {
+      type = types.bool;
+      default = true;
+      description = ''
+        Whether to enable info pages and the <command>info</command> command.
+      '';
+    };
+
+  };
+
+
+  config = mkIf config.programs.info.enable {
+
+    environment.systemPackages = [ pkgs.texinfoInteractive ];
+
+    environment.pathsToLink = [ "/info" "/share/info" ];
+
+    environment.extraOutputsToInstall = [ "info" ];
+
+  };
+
+}