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use bytestring for multithreaded stderr output #48

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use bytestring for multithreaded stderr output #48

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4 changes: 2 additions & 2 deletions hslogger.cabal
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Original file line number Diff line number Diff line change
Expand Up @@ -49,8 +49,8 @@ Library
if !os(windows)
Build-Depends: unix
if flag(small_base)
build-depends: base >= 4 && < 5, containers, directory, process,
time, old-locale
build-depends: base >= 4 && < 5, bytestring, containers, directory,
process, time, old-locale
else
build-depends: base < 3, time
-- GHC-Options: -O2
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3 changes: 2 additions & 1 deletion src/System/Log/Handler/Syslog.hs
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Expand Up @@ -44,6 +44,7 @@ module System.Log.Handler.Syslog(
) where

import qualified Control.Exception as E
import qualified Data.ByteString.Char8 as BC
import System.Log
import System.Log.Formatter
import System.Log.Handler
Expand Down Expand Up @@ -249,7 +250,7 @@ instance LogHandler SyslogHandler where
setFormatter sh f = sh{formatter = f}
getFormatter sh = formatter sh
emit sh (prio, msg) _ = do
when (elem PERROR (options sh)) (hPutStrLn stderr msg)
when (elem PERROR (options sh)) (BC.hPutStrLn stderr $ BC.pack msg)
pidPart <- getPidPart
void $ sendstr (toSyslogFormat msg pidPart)
where
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