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FileIO.hs
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FileIO.hs
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{-# LANGUAGE CPP #-}
module System.Log.FastLogger.FileIO where
import Foreign.Ptr (Ptr)
import Data.Word (Word8)
#ifdef mingw32_HOST_OS
import System.Win32.Types (HANDLE, UINT)
import System.Win32.File
import Graphics.Win32.Misc (getStdHandle, sTD_OUTPUT_HANDLE, sTD_ERROR_HANDLE)
import Data.Bits ((.|.))
type FD = HANDLE
#if !MIN_VERSION_Win32(2,3,1)
-- This flag is not defined in System.Win32.File
fILE_APPEND_DATA :: UINT
fILE_APPEND_DATA = 0x0004
#endif
-- This flag is not defined in System.Win32.File
fILE_APPEND_DATA :: UINT
fILE_APPEND_DATA = 0x0004
closeFD :: FD -> IO ()
closeFD = closeHandle
openFileFD :: FilePath -> IO FD
openFileFD f = createFile f
fILE_APPEND_DATA
(fILE_SHARE_READ .|. fILE_SHARE_DELETE)
Nothing
oPEN_ALWAYS
fILE_ATTRIBUTE_NORMAL
Nothing
getStderrFD :: IO FD
getStderrFD = getStdHandle sTD_ERROR_HANDLE
getStdoutFD :: IO FD
getStdoutFD = getStdHandle sTD_OUTPUT_HANDLE
writeRawBufferPtr2FD :: FD -> Ptr Word8 -> Int -> IO Int
writeRawBufferPtr2FD h bf len = fromIntegral `fmap` win32_WriteFile h bf (fromIntegral len) Nothing
#else
import GHC.IO.Device (close)
import qualified GHC.IO.FD as POSIX (FD(..))
import GHC.IO.FD (openFile, stderr, stdout, writeRawBufferPtr)
import GHC.IO.IOMode (IOMode(..))
type FD = POSIX.FD
closeFD :: FD -> IO ()
closeFD = close
openFileFD :: FilePath -> IO FD
openFileFD f = fst `fmap` openFile f AppendMode False
getStderrFD :: IO FD
getStderrFD = return stderr
getStdoutFD :: IO FD
getStdoutFD = return stdout
writeRawBufferPtr2FD :: FD -> Ptr Word8 -> Int -> IO Int
writeRawBufferPtr2FD fd bf len = fromIntegral `fmap` writeRawBufferPtr "write" fd bf 0 (fromIntegral len)
#endif