Added gpm service

svn path=/nixos/trunk/; revision=11952

system/options.nix

@@ -2024,6 +2024,21 @@
       };
     };
 
+    gpm = {
+      enable = mkOption {
+        default = false;
+	description = "
+	  Whether to enable general purpose mouse daemon.
+	";
+      };
+      protocol = mkOption {
+        default = "ps/2";
+	description = "
+	  Mouse protocol to use.
+	";
+      };
+    };
+
   };
 
   installer = {

upstart-jobs/default.nix

@@ -365,6 +365,12 @@ let
       inherit (pkgs) stdenv hal;
     })
 
+  ++ optional config.services.gpm.enable 
+    (import ../upstart-jobs/gpm.nix {
+      inherit (pkgs) gpm;
+      gpmConfig = config.services.gpm;
+    })
+
   # Nagios system/network monitoring daemon.
   ++ optional config.services.nagios.enable
     (import ../upstart-jobs/nagios {

upstart-jobs/gpm.nix

@@ -0,0 +1,17 @@
+{gpm, gpmConfig}:
+
+let 
+  gpmBin = "${gpm}/sbin/gpm";
+
+in
+{
+  name = "gpm";
+  job = ''
+    description = "General purpose mouse"
+
+    start on udev
+    stop on shutdown
+
+    respawn ${gpmBin} -m /dev/input/mice -t ${gpmConfig.protocol} -D &>/dev/null
+  '';
+}