* An option to activate additional KDE packages.

svn path=/nixos/trunk/; revision=14888

system/options.nix

@@ -3084,6 +3084,22 @@ root        ALL=(ALL) SETENV: ALL
   };
 
 
+  kde = {
+
+    extraPackages = mkOption {
+      default = [];
+      merge = backwardPkgsFunListMerge;
+      description = ''
+        Additional KDE packages to be used when
+        <option>services.xserver.sessionType</option> is
+        <literal>"kde"</literal> or <literal>"kde4"</literal>.
+        By default, you only get the KDE base packages.
+      '';
+    };
+  
+  };
+
+  
   passthru = mkOption {
     default = {};
     description = "
@@ -3093,6 +3109,7 @@ root        ALL=(ALL) SETENV: ALL
     ";
   };
 
+  
   require = [
     # newtworking
     (import ../upstart-jobs/dhclient.nix)

system/system.nix

@@ -280,7 +280,8 @@ rec {
     ++ pkgs.lib.optionals (config.services.xserver.sessionType == "kde")
       [ pkgs.kdebase
         pkgs.kdelibs
-      ];
+      ]
+    ++ config.kde.extraPackages;
 
 
   usersGroups = import ./users-groups.nix { inherit pkgs config upstartJobs defaultShell; };