Fix some warnings.

Signed-off-by: Edward Z. Yang <ezyang@mit.edu>
This commit is contained in:
Edward Z. Yang 2013-11-06 23:15:50 -08:00
parent 5656f90c27
commit 4ce8a44011
2 changed files with 3 additions and 3 deletions

View file

@ -561,7 +561,7 @@ newCursor :: (MonadIO m, MonadBaseControl IO m) => Database -> Collection -> Bat
newCursor db col batchSize dBatch = do
var <- newMVar dBatch
let cursor = Cursor (db <.> col) batchSize var
mkWeakMVar var (closeCursor cursor)
_ <- mkWeakMVar var (closeCursor cursor)
return cursor
#if !MIN_VERSION_base(4,6,0)
where mkWeakMVar = addMVarFinalizer

View file

@ -2,7 +2,7 @@
A pipeline closes itself when a read or write causes an error, so you can detect a broken pipeline by checking isClosed. It also closes itself when garbage collected, or you can close it explicitly. -}
{-# LANGUAGE DoRec, RecordWildCards, NamedFieldPuns, ScopedTypeVariables #-}
{-# LANGUAGE RecursiveDo, RecordWildCards, NamedFieldPuns, ScopedTypeVariables #-}
{-# LANGUAGE CPP #-}
module System.IO.Pipeline (
@ -69,7 +69,7 @@ newPipeline stream = do
rec
let pipe = Pipeline{..}
listenThread <- forkIO (listen pipe)
mkWeakMVar vStream $ do
_ <- mkWeakMVar vStream $ do
killThread listenThread
closeStream stream
return pipe