84291b6014
I hope that the windows test suite failure on appveyor was fixed by updating to a newer windows there. I have not been able to reproduce that failure in a windows 11 VM run locally.
107 lines
2.8 KiB
Haskell
107 lines
2.8 KiB
Haskell
{- File IO on OsPaths.
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-
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- Since Prelude exports many of these as well, this needs to be imported
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- qualified.
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-
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- Copyright 2025 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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{-# OPTIONS_GHC -fno-warn-tabs #-}
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{-# LANGUAGE CPP #-}
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{-# LANGUAGE NoImplicitPrelude #-}
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module Utility.FileIO
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(
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withFile,
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openFile,
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readFile,
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readFile',
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writeFile,
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writeFile',
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appendFile,
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appendFile',
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openTempFile,
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) where
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#ifdef WITH_OSPATH
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#ifndef mingw32_HOST_OS
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import System.File.OsPath
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#else
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-- On Windows, System.File.OsPath does not handle UNC-style conversion itself,
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-- so that has to be done when calling it. See
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-- https://github.com/haskell/file-io/issues/39
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import Utility.Path.Windows
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import Utility.OsPath
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import System.IO (IO, Handle, IOMode)
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import qualified System.File.OsPath as O
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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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import Control.Applicative
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withFile :: OsPath -> IOMode -> (Handle -> IO r) -> IO r
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withFile f m a = do
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f' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath f)
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O.withFile f' m a
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openFile :: OsPath -> IOMode -> IO Handle
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openFile f m = do
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f' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath f)
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O.openFile f' m
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readFile :: OsPath -> IO L.ByteString
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readFile f = do
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f' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath f)
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O.readFile f'
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readFile' :: OsPath -> IO B.ByteString
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readFile' f = do
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f' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath f)
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O.readFile' f'
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writeFile :: OsPath -> L.ByteString -> IO ()
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writeFile f b = do
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f' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath f)
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O.writeFile f' b
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writeFile' :: OsPath -> B.ByteString -> IO ()
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writeFile' f b = do
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f' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath f)
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O.writeFile' f' b
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appendFile :: OsPath -> L.ByteString -> IO ()
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appendFile f b = do
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f' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath f)
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O.appendFile f' b
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appendFile' :: OsPath -> B.ByteString -> IO ()
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appendFile' f b = do
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f' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath f)
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O.appendFile' f' b
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openTempFile :: OsPath -> OsPath -> IO (OsPath, Handle)
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openTempFile p s = do
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p' <- toOsPath <$> convertToWindowsNativeNamespace (fromOsPath p)
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O.openTempFile p' s
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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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import Utility.OsPath
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import System.IO (withFile, openFile, openTempFile, 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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readFile' :: OsPath -> IO B.ByteString
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readFile' = B.readFile
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writeFile' :: OsPath -> B.ByteString -> IO ()
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writeFile' = B.writeFile
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appendFile' :: OsPath -> B.ByteString -> IO ()
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appendFile' = B.appendFile
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#endif
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