diff options
Diffstat (limited to 'XMonad/Util/Run.hs')
| -rw-r--r-- | XMonad/Util/Run.hs | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/XMonad/Util/Run.hs b/XMonad/Util/Run.hs index c884818..2afdae5 100644 --- a/XMonad/Util/Run.hs +++ b/XMonad/Util/Run.hs @@ -33,8 +33,9 @@ module XMonad.Util.Run ( import System.Posix.IO import System.Posix.Process (executeFile) +import System.Posix.Types (ProcessID) import Control.Concurrent (threadDelay) -import Control.Exception (try) -- use OldException with base 4 +import Control.Exception.Extensible (try,SomeException) import System.IO import System.Process (runInteractiveProcess) import XMonad @@ -107,7 +108,9 @@ it makes use of shell interpretation by relying on @$HOME@ and interpolation, whereas the safeSpawn example can be safe because Firefox doesn't need any arguments if it is just being started. -} safeSpawn :: MonadIO m => FilePath -> [String] -> m () -safeSpawn prog args = liftIO (try (xfork $ executeFile prog True args Nothing) >> return ()) +safeSpawn prog args = liftIO $ do + try $ xfork $ executeFile prog True args Nothing :: IO (Either SomeException ProcessID) + return () -- | Like 'safeSpawn', but only takes a program (and no arguments for it). eg. -- |