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-rw-r--r--XMonad/Core.hs8
1 files changed, 4 insertions, 4 deletions
diff --git a/XMonad/Core.hs b/XMonad/Core.hs
index 56700c0..2a6a715 100644
--- a/XMonad/Core.hs
+++ b/XMonad/Core.hs
@@ -258,8 +258,8 @@ catchIO :: IO () -> X ()
catchIO f = liftIO (f `catch` \e -> hPrint stderr e >> hFlush stderr)
-- | spawn. Launch an external application
-spawn :: String -> X ()
-spawn x = io $ do
+spawn :: MonadIO m => String -> m ()
+spawn x = liftIO $ do
pid <- forkProcess $ do
forkProcess (createSession >> executeFile "/bin/sh" False ["-c", x] Nothing)
exitWith ExitSuccess
@@ -291,5 +291,5 @@ whenX a f = a >>= \b -> when b f
-- | A 'trace' for the X monad. Logs a string to stderr. The result may
-- be found in your .xsession-errors file
-trace :: String -> X ()
-trace msg = io $! do hPutStrLn stderr msg; hFlush stderr
+trace :: MonadIO m => String -> m ()
+trace msg = liftIO $ do hPutStrLn stderr msg; hFlush stderr