start converting from System.Directory to System.OsPath
This is the start of a long road, got the first few files to compile after this large change. Sponsored-by: mycroft
This commit is contained in:
Joey Hess
parent
d46504e51e
commit
05bdce328d
8 changed files with 185 additions and 47 deletions
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@ -89,21 +89,44 @@ openTempFile p s = do
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#endif
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#else
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-- When not building with OsPath, export FilePath versions
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-- instead. However, functions still use ByteString for the
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-- file content in that case, unlike the Strings used by the Prelude.
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-- When not building with OsPath, export RawFilePath versions
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-- instead.
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import Utility.OsPath
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import System.IO (withFile, openFile, openTempFile, IO)
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import Utility.FileSystemEncoding
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import System.IO (IO, Handle, IOMode)
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import Prelude ((.), return)
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import qualified System.IO
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import Data.ByteString.Lazy (readFile, writeFile, appendFile)
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import qualified Data.ByteString as B
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import qualified Data.ByteString.Lazy as L
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withFile :: OsPath -> IOMode -> (Handle -> IO r) -> IO r
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withFile = System.IO.withFile . fromRawFilePath
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openFile :: OsPath -> IOMode -> IO Handle
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openFile = System.IO.openFile . fromRawFilePath
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readFile :: OsPath -> IO L.ByteString
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readFile = L.readFile . fromRawFilePath
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readFile' :: OsPath -> IO B.ByteString
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readFile' = B.readFile
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readFile' = B.readFile . fromRawFilePath
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writeFile :: OsPath -> L.ByteString -> IO ()
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writeFile = L.writeFile . fromRawFilePath
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writeFile' :: OsPath -> B.ByteString -> IO ()
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writeFile' = B.writeFile
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writeFile' = B.writeFile . fromRawFilePath
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appendFile :: OsPath -> L.ByteString -> IO ()
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appendFile = L.appendFile . fromRawFilePath
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appendFile' :: OsPath -> B.ByteString -> IO ()
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appendFile' = B.appendFile
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appendFile' = B.appendFile . fromRawFilePath
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openTempFile :: OsPath -> OsPath -> IO (OsPath, Handle)
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openTempFile p s = do
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(t, h) <- System.IO.openTempFile
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(fromRawFilePath p)
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(fromRawFilePath s)
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return (toRawFilePath t, h)
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#endif
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@ -46,7 +46,6 @@ moveFile src dest = tryIO (R.rename src dest) >>= onrename
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rethrow = throwM e
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mv tmp () = do
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let tmp' = fromRawFilePath (fromOsPath tmp)
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-- copyFile is likely not as optimised as
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-- the mv command, so we'll use the command.
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--
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@ -59,18 +58,18 @@ moveFile src dest = tryIO (R.rename src dest) >>= onrename
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ok <- copyright =<< boolSystem "mv"
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[ Param "-f"
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, Param (fromRawFilePath src)
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, Param tmp'
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, Param (fromRawFilePath (fromOsPath tmp))
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]
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let e' = e
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#else
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r <- tryIO $ copyFile (fromRawFilePath src) tmp'
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r <- tryIO $ copyFile src tmp
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let (ok, e') = case r of
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Left err -> (False, err)
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Right _ -> (True, e)
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#endif
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unless ok $ do
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-- delete any partial
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_ <- tryIO $ removeFile tmp'
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_ <- tryIO $ removeFile tmp
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throwM e'
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#ifndef mingw32_HOST_OS
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@ -7,51 +7,68 @@
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{-# LANGUAGE CPP #-}
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{-# LANGUAGE PackageImports #-}
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{-# LANGUAGE TypeSynonymInstances, FlexibleInstances #-}
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{-# OPTIONS_GHC -fno-warn-tabs #-}
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module Utility.OsPath (
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OsPath,
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OsString,
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literalOsPath,
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toOsPath,
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fromOsPath,
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) where
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import Utility.FileSystemEncoding
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#ifdef WITH_OSPATH
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import System.OsPath
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import "os-string" System.OsString.Internal.Types
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import qualified Data.ByteString.Short as S
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#else
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import qualified Data.ByteString as S
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#endif
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class OsPathConv t where
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toOsPath :: t -> OsPath
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fromOsPath :: OsPath -> t
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instance OsPathConv FilePath where
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toOsPath = toOsPath . toRawFilePath
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fromOsPath = fromRawFilePath . fromOsPath
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{- Used for string constants. -}
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literalOsPath :: String -> OsPath
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literalOsPath = toOsPath
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#ifdef WITH_OSPATH
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instance OsPathConv RawFilePath where
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toOsPath = bytesToOsPath
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fromOsPath = bytesFromOsPath
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{- Unlike System.OsString.fromBytes, on Windows this does not ensure a
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- valid USC-2LE encoding. The input ByteString must be in a valid encoding
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- already or uses of the OsPath will fail. -}
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toOsPath :: RawFilePath -> OsPath
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bytesToOsPath :: RawFilePath -> OsPath
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#if defined(mingw32_HOST_OS)
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toOsPath = OsString . WindowsString . S.toShort
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bytesToOsPath = OsString . WindowsString . S.toShort
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#else
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toOsPath = OsString . PosixString . S.toShort
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bytesToOsPath = OsString . PosixString . S.toShort
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#endif
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fromOsPath :: OsPath -> RawFilePath
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bytesFromOsPath :: OsPath -> RawFilePath
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#if defined(mingw32_HOST_OS)
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fromOsPath = S.fromShort . getWindowsString . getOsString
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bytesFromOsPath = S.fromShort . getWindowsString . getOsString
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#else
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fromOsPath = S.fromShort . getPosixString . getOsString
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bytesFromOsPath = S.fromShort . getPosixString . getOsString
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#endif
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#else
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{- When not building with WITH_OSPATH, use FilePath. This allows
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- using functions from legacy FilePath libraries interchangeably with
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- newer OsPath libraries.
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{- When not building with WITH_OSPATH, use RawFilePath.
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-}
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type OsPath = FilePath
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type OsPath = RawFilePath
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type OsString = String
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type OsString = S.ByteString
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toOsPath :: RawFilePath -> OsPath
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toOsPath = fromRawFilePath
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fromOsPath :: OsPath -> RawFilePath
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fromOsPath = toRawFilePath
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instance OsPathConv RawFilePath where
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toOsPath = id
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fromOsPath = id
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#endif
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@ -28,7 +28,11 @@ module Utility.Path (
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) where
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import System.FilePath.ByteString
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import qualified System.FilePath as P
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#ifdef WITH_OSPATH
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import qualified System.OsPath as P
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#else
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import qualified System.FilePath.ByteString as P
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#endif
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import qualified Data.ByteString as B
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import Data.List
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import Data.Maybe
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@ -40,6 +44,7 @@ import Author
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import Utility.Monad
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import Utility.SystemDirectory
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import Utility.Exception
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import Utility.OsPath
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#ifdef mingw32_HOST_OS
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import Data.Char
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@ -251,15 +256,16 @@ inSearchPath command = isJust <$> searchPath command
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-
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- Note that this will find commands in PATH that are not executable.
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-}
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searchPath :: String -> IO (Maybe FilePath)
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searchPath :: String -> IO (Maybe OsPath)
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searchPath command
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| P.isAbsolute command = copyright $ check command
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| otherwise = P.getSearchPath >>= getM indir
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| P.isAbsolute command' = copyright $ check command'
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| otherwise = getSearchPath >>= getM indir . map toOsPath
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where
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indir d = check $ d P.</> command
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command' = toOsPath command
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indir d = check (d P.</> command')
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check f = firstM doesFileExist
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#ifdef mingw32_HOST_OS
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[f, f ++ ".exe"]
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[f, f <> ".exe"]
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#else
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[f]
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#endif
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@ -270,10 +276,10 @@ searchPath command
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-
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- Note that this will find commands in PATH that are not executable.
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-}
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searchPathContents :: (FilePath -> Bool) -> IO [FilePath]
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searchPathContents :: (OsPath -> Bool) -> IO [OsPath]
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searchPathContents p =
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filterM doesFileExist
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=<< (concat <$> (P.getSearchPath >>= mapM go))
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=<< (concat <$> (getSearchPath >>= mapM (go . toOsPath)))
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where
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go d = map (d P.</>) . filter p
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<$> catchDefaultIO [] (getDirectoryContents d)
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@ -1,16 +1,107 @@
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{- System.Directory without its conflicting isSymbolicLink and getFileSize.
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{- System.Directory wrapped to use OsPath.
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-
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- getFileSize is omitted, use Utility.FileSize instead
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-
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- Copyright 2016 Joey Hess <id@joeyh.name>
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-
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- License: BSD-2-clause
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-}
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-- Disable warnings because only some versions of System.Directory export
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-- isSymbolicLink.
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{-# OPTIONS_GHC -fno-warn-tabs -w #-}
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{-# LANGUAGE CPP #-}
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{-# OPTIONS_GHC -fno-warn-tabs #-}
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module Utility.SystemDirectory (
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module System.Directory
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createDirectory,
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createDirectoryIfMissing,
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removeDirectory,
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removeDirectoryRecursive,
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removePathForcibly,
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renameDirectory,
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listDirectory,
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getDirectoryContents,
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getCurrentDirectory,
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setCurrentDirectory,
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withCurrentDirectory,
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getTemporaryDirectory,
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removeFile,
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renameFile,
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renamePath,
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copyFile,
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canonicalizePath,
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doesPathExist,
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doesFileExist,
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doesDirectoryExist,
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getModificationTime,
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) where
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import System.Directory hiding (isSymbolicLink, getFileSize)
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#ifdef WITH_OSPATH
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import System.Directory.OsPath
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#else
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import qualified System.Directory as X
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import Data.Time.Clock (UTCTime)
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import Utility.OsPath
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import Utility.FileSystemEncoding
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createDirectory :: OsPath -> IO ()
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createDirectory = X.createDirectory . fromRawFilePath
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createDirectoryIfMissing :: Bool -> OsPath -> IO ()
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createDirectoryIfMissing b = X.createDirectoryIfMissing b . fromRawFilePath
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removeDirectory :: OsPath -> IO ()
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removeDirectory = X.removeDirectory . fromRawFilePath
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removeDirectoryRecursive :: OsPath -> IO ()
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removeDirectoryRecursive = X.removeDirectoryRecursive . fromRawFilePath
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removePathForcibly :: OsPath -> IO ()
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removePathForcibly = X.removePathForcibly . fromRawFilePath
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renameDirectory :: OsPath -> OsPath -> IO ()
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renameDirectory a b = X.renameDirectory (fromRawFilePath a) (fromRawFilePath b)
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listDirectory :: OsPath -> IO [OsPath]
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listDirectory p = map toRawFilePath <$> X.listDirectory (fromRawFilePath p)
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getDirectoryContents :: OsPath -> IO [OsPath]
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getDirectoryContents p = map toRawFilePath <$> X.getDirectoryContents (fromRawFilePath p)
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getCurrentDirectory :: IO OsPath
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getCurrentDirectory = toRawFilePath <$> X.getCurrentDirectory
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setCurrentDirectory :: OsPath -> IO ()
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setCurrentDirectory = X.setCurrentDirectory . fromRawFilePath
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withCurrentDirectory :: OsPath -> IO a -> IO a
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withCurrentDirectory = X.withCurrentDirectory . fromRawFilePath
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getTemporaryDirectory :: IO OsPath
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getTemporaryDirectory = toRawFilePath <$> X.getTemporaryDirectory
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removeFile :: OsPath -> IO ()
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removeFile = X.removeFile . fromRawFilePath
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renameFile :: OsPath -> OsPath -> IO ()
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renameFile a b = X.renameFile (fromRawFilePath a) (fromRawFilePath b)
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renamePath :: OsPath -> OsPath -> IO ()
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renamePath a b = X.renamePath (fromRawFilePath a) (fromRawFilePath b)
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copyFile :: OsPath -> OsPath -> IO ()
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copyFile a b = X.copyFile (fromRawFilePath a) (fromRawFilePath b)
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canonicalizePath :: OsPath -> IO OsPath
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canonicalizePath p = toRawFilePath <$> X.canonicalizePath (fromRawFilePath p)
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doesPathExist :: OsPath -> IO Bool
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doesPathExist = X.doesPathExist . fromRawFilePath
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doesFileExist :: OsPath -> IO Bool
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doesFileExist = X.doesFileExist . fromRawFilePath
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doesDirectoryExist :: OsPath -> IO Bool
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doesDirectoryExist = X.doesDirectoryExist . fromRawFilePath
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getModificationTime :: OsPath -> IO UTCTime
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getModificationTime = X.getModificationTime . fromRawFilePath
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#endif
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