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-rw-r--r--src/IPC/DBus.hs9
-rw-r--r--src/Signal.hs18
2 files changed, 18 insertions, 9 deletions
diff --git a/src/IPC/DBus.hs b/src/IPC/DBus.hs
index 4357c48..b0597a4 100644
--- a/src/IPC/DBus.hs
+++ b/src/IPC/DBus.hs
@@ -16,19 +16,12 @@ module IPC.DBus ( runIPC ) where
import DBus
import DBus.Client
-import Control.Monad ((>=>), join, when)
+import Control.Monad (join, when)
import Control.Concurrent
import Signal
import Plugins.Utils (safeHead)
-instance IsVariant SignalType where
- toVariant = toVariant . show
- fromVariant = fromVariant >=> parseSignalType
-
-parseSignalType :: String -> Maybe SignalType
-parseSignalType = fmap fst . safeHead . reads
-
busName :: BusName
busName = busName_ "org.Xmobar.Control"
diff --git a/src/Signal.hs b/src/Signal.hs
index ad19fdd..f634c16 100644
--- a/src/Signal.hs
+++ b/src/Signal.hs
@@ -1,4 +1,4 @@
-{-# LANGUAGE DeriveDataTypeable #-}
+{-# LANGUAGE DeriveDataTypeable, CPP #-}
module Signal where
@@ -7,6 +7,13 @@ import Control.Concurrent
import Control.Exception hiding (handle)
import System.Posix.Signals
+#ifdef DBUS
+import DBus (IsVariant(..))
+import Control.Monad ((>=>))
+
+import Plugins.Utils (safeHead)
+#endif
+
data WakeUp = WakeUp deriving (Show,Typeable)
instance Exception WakeUp
@@ -19,6 +26,15 @@ data SignalType = Wakeup
| TogglePersistent
deriving (Read, Show)
+#ifdef DBUS
+instance IsVariant SignalType where
+ toVariant = toVariant . show
+ fromVariant = fromVariant >=> parseSignalType
+#endif
+
+parseSignalType :: String -> Maybe SignalType
+parseSignalType = fmap fst . safeHead . reads
+
-- | Signal handling
setupSignalHandler :: IO (MVar SignalType)
setupSignalHandler = do