getDirectoryContents package:directory

getDirectoryContents :: FilePath -> IO [FilePath]
directory System.Directory
Similar to listDirectory, but always includes the special entries (. and ..). (This applies to Windows as well.) The operation may fail with the same exceptions as listDirectory.
getDirectoryContents :: OsPath -> IO [OsPath]
directory System.Directory.OsPath
Similar to listDirectory, but always includes the special entries (. and ..). (This applies to Windows as well.) The operation may fail with the same exceptions as listDirectory.
getDirectoryContentsInternal :: OsPath -> IO [OsPath]
directory System.Directory.Internal