diff options
Diffstat (limited to 'src/Xmobar')
| -rw-r--r-- | src/Xmobar/Plugins/StdinReader.hs | 20 | 
1 files changed, 15 insertions, 5 deletions
diff --git a/src/Xmobar/Plugins/StdinReader.hs b/src/Xmobar/Plugins/StdinReader.hs index bc4bb5f..8c0c0bf 100644 --- a/src/Xmobar/Plugins/StdinReader.hs +++ b/src/Xmobar/Plugins/StdinReader.hs @@ -22,21 +22,31 @@ import Prelude  import System.Posix.Process  import System.Exit  import System.IO -import Control.Exception (SomeException(..), handle)  import Xmobar.Run.Exec  import Xmobar.X11.Actions (stripActions) +import Xmobar.System.Utils (onSomeException)  data StdinReader = StdinReader | UnsafeStdinReader    deriving (Read, Show)  instance Exec StdinReader where    start stdinReader cb = do -    s <- handle (\(SomeException e) -> do hPrint stderr e; return "") getLine -    cb $ escape stdinReader s +    -- The EOF check is necessary for certain systems +    -- More details here https://github.com/jaor/xmobar/issues/442      eof <- isEOF      if eof -      then exitImmediately ExitSuccess -      else start stdinReader cb +       then do +         hPrint stderr $ "xmobar: eof at an early stage" +         exitImmediately ExitSuccess                 +       else return () +    s <- +      getLine `onSomeException` +      (\e -> do +         let errorMessage = "xmobar: Received exception " <> show e +         hPrint stderr errorMessage +         cb errorMessage) +    cb $ escape stdinReader s +    start stdinReader cb  escape :: StdinReader -> String -> String  escape StdinReader = stripActions  | 
