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-rw-r--r--src/Signal.hs4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/Signal.hs b/src/Signal.hs
index 3919d86..0acdea1 100644
--- a/src/Signal.hs
+++ b/src/Signal.hs
@@ -13,6 +13,10 @@ instance Exception WakeUp
data SignalType = Wakeup
| Reposition
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+ deriving (Read, Show)
-- | Signal handling
setupSignalHandler :: IO (MVar SignalType)