diff options
Diffstat (limited to 'src/Xmobar/Run/Loop.hs')
| -rw-r--r-- | src/Xmobar/Run/Loop.hs | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/src/Xmobar/Run/Loop.hs b/src/Xmobar/Run/Loop.hs index bda41ff..343a857 100644 --- a/src/Xmobar/Run/Loop.hs +++ b/src/Xmobar/Run/Loop.hs @@ -3,7 +3,7 @@ ------------------------------------------------------------------------------ -- | -- Module: Xmobar.Run.Loop --- Copyright: (c) 2022 Jose Antonio Ortega Ruiz +-- Copyright: (c) 2022, 2025 Jose Antonio Ortega Ruiz -- License: BSD3-style (see LICENSE) -- -- Maintainer: jao@gnu.org @@ -28,6 +28,7 @@ import Data.Foldable (for_) import Xmobar.System.Signal import Xmobar.Config.Types +import Xmobar.Config.Template (withEmptyAction) import Xmobar.Run.Runnable (Runnable) import Xmobar.Run.Exec (start, trigger, alias) import Xmobar.Run.Template @@ -53,13 +54,14 @@ refreshLockT var action = do putTMVar var () return r -type LoopFunction = TMVar SignalType -> TVar [String] -> IO () +type LoopFunction = [Runnable] -> TMVar SignalType -> TVar [String] -> IO () loop :: Config -> LoopFunction -> IO () loop conf looper = withDeferSignals $ do cls <- mapM (parseTemplate (commands conf) (sepChar conf)) - (splitTemplate (alignSep conf) (template conf)) + (splitTemplate (alignSep conf) (template conf)) let confSig = unSignalChan (signal conf) + runners = map (\(r, _, _) -> r) (concat cls) sig <- maybe newEmptyTMVarIO pure confSig unless (isJust confSig) $ setupSignalHandler sig refLock <- newRefreshLock @@ -68,7 +70,7 @@ loop conf looper = withDeferSignals $ do cleanupThreads $ \vars -> do tv <- initLoop sig refLock vars - looper sig tv + looper runners sig tv cleanupThreads :: [[([Async ()], a)]] -> IO () cleanupThreads vars = @@ -93,14 +95,15 @@ initLoop sig lock vs = do -- | Runs a command as an independent thread and returns its Async handles -- and the TVar the command will be writing to. startCommand :: TMVar SignalType - -> (Runnable,String,String) + -> (Runnable, String, String) -> IO ([Async ()], TVar String) startCommand sig (com,s,ss) | alias com == "" = do var <- newTVarIO is atomically $ writeTVar var (s ++ ss) return ([], var) | otherwise = do var <- newTVarIO is - let cb str = atomically $ writeTVar var (s ++ str ++ ss) + let cb str = atomically $ + writeTVar var (s ++ withEmptyAction str ++ ss) a1 <- async $ start com cb a2 <- async $ trigger com $ maybe (return ()) (atomically . putTMVar sig) |