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Control.Concurrent.STM.TMVar |
Portability | non-portable (requires STM)
Stability | experimental
Maintainer | libraries@haskell.org
Contents
TVars
Description
TMVar: Transactional MVars, for use in the STM monad
Synopsis
data TMVar a
newTMVar :: a -> STM (TMVar a)
newEmptyTMVar :: STM (TMVar a)
takeTMVar :: TMVar a -> STM a
putTMVar :: TMVar a -> a -> STM ()
readTMVar :: TMVar a -> STM a
swapTMVar :: TMVar a -> a -> STM a
tryTakeTMVar :: TMVar a -> STM (Maybe a)
tryPutTMVar :: TMVar a -> a -> STM Bool
isEmptyTMVar :: TMVar a -> STM Bool
TVars
data TMVar a
newTMVar :: a -> STM (TMVar a)
newEmptyTMVar :: STM (TMVar a)
takeTMVar :: TMVar a -> STM a
putTMVar :: TMVar a -> a -> STM ()
readTMVar :: TMVar a -> STM a
swapTMVar :: TMVar a -> a -> STM a
tryTakeTMVar :: TMVar a -> STM (Maybe a)
tryPutTMVar :: TMVar a -> a -> STM Bool
isEmptyTMVar :: TMVar a -> STM Bool
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