System.Directory.OsPath.Streaming.Internal.Raw

Streaming functions for interacting with the filesystem.

These do the basic job of reading directory entries but care must be taken to not close these streams more than once.

Documentation

data RawDirStream

Abstract handle to directory contents.

Not thread safe and shouldn't be closed more than once.

Constructors

RawDirStream !DirStream !OsPath

openRawDirStream :: OsPath -> IO RawDirStream

readRawDirStream :: RawDirStream -> IO (Maybe (OsPath, FileType))

closeRawDirStream :: RawDirStream -> IO ()

Deallocate directory handle. It’s not safe to call multiple times on the same handle.

newtype DirReadCache

Constructors

DirReadCache ()

allocateDirReadCache :: IO DirReadCache

releaseDirReadCache :: DirReadCache -> IO ()

readRawDirStreamWithCache :: DirReadCache -> RawDirStream -> IO (Maybe (OsPath, Basename OsPath, FileType))