Haskell Core Libraries (unix package) Parent Contents Index

System.Posix.Files Portability non-portable (requires POSIX) Stability provisional Maintainer libraries@haskell.org

Contents

File modes Setting file modes Checking file existence and permissions File status Obtaining file status Querying file status Creation Hard links Symbolic links Renaming files Changing file ownership Changing file timestamps Setting file sizes

Description

POSIX file support

Synopsis

unionFileModes :: FileMode -> FileMode -> FileMode intersectFileModes :: FileMode -> FileMode -> FileMode nullFileMode :: FileMode ownerReadMode :: FileMode ownerWriteMode :: FileMode ownerExecuteMode :: FileMode ownerModes :: FileMode groupReadMode :: FileMode groupWriteMode :: FileMode groupExecuteMode :: FileMode groupModes :: FileMode otherReadMode :: FileMode otherWriteMode :: FileMode otherExecuteMode :: FileMode otherModes :: FileMode setUserIDMode :: FileMode setGroupIDMode :: FileMode stdFileMode :: FileMode accessModes :: FileMode setFileMode :: FilePath -> FileMode -> IO () setFdMode :: Fd -> FileMode -> IO () setFileCreationMask :: FileMode -> IO FileMode fileAccess :: FilePath -> Bool -> Bool -> Bool -> IO Bool fileExist :: FilePath -> IO Bool data FileStatus getFileStatus :: FilePath -> IO FileStatus getFdStatus :: Fd -> IO FileStatus getSymbolicLinkStatus :: FilePath -> IO FileStatus deviceID :: FileStatus -> DeviceID fileID :: FileStatus -> FileID fileMode :: FileStatus -> FileMode linkCount :: FileStatus -> LinkCount fileOwner :: FileStatus -> UserID fileGroup :: FileStatus -> GroupID specialDeviceID :: FileStatus -> DeviceID fileSize :: FileStatus -> FileOffset accessTime :: FileStatus -> EpochTime modificationTime :: FileStatus -> EpochTime statusChangeTime :: FileStatus -> EpochTime isBlockDevice :: FileStatus -> Bool isCharacterDevice :: FileStatus -> Bool isNamedPipe :: FileStatus -> Bool isRegularFile :: FileStatus -> Bool isDirectory :: FileStatus -> Bool isSymbolicLink :: FileStatus -> Bool isSocket :: FileStatus -> Bool createNamedPipe :: FilePath -> FileMode -> IO () createDevice :: FilePath -> FileMode -> DeviceID -> IO () createLink :: FilePath -> FilePath -> IO () removeLink :: FilePath -> IO () createSymbolicLink :: FilePath -> FilePath -> IO () readSymbolicLink :: FilePath -> IO FilePath rename :: FilePath -> FilePath -> IO () setOwnerAndGroup :: FilePath -> UserID -> GroupID -> IO () setFdOwnerAndGroup :: Fd -> UserID -> GroupID -> IO () setSymbolicLinkOwnerAndGroup :: FilePath -> UserID -> GroupID -> IO () setFileTimes :: FilePath -> EpochTime -> EpochTime -> IO () touchFile :: FilePath -> IO () setFileSize :: FilePath -> FileOffset -> IO () setFdSize :: Fd -> FileOffset -> IO ()

File modes

unionFileModes :: FileMode -> FileMode -> FileMode

intersectFileModes :: FileMode -> FileMode -> FileMode

nullFileMode :: FileMode

ownerReadMode :: FileMode

ownerWriteMode :: FileMode

ownerExecuteMode :: FileMode

ownerModes :: FileMode

groupReadMode :: FileMode

groupWriteMode :: FileMode

groupExecuteMode :: FileMode

groupModes :: FileMode

otherReadMode :: FileMode

otherWriteMode :: FileMode

otherExecuteMode :: FileMode

otherModes :: FileMode

setUserIDMode :: FileMode

setGroupIDMode :: FileMode

stdFileMode :: FileMode

accessModes :: FileMode

Setting file modes

setFileMode :: FilePath -> FileMode -> IO ()

setFdMode :: Fd -> FileMode -> IO ()

setFileCreationMask :: FileMode -> IO FileMode

Checking file existence and permissions

fileAccess :: FilePath -> Bool -> Bool -> Bool -> IO Bool

fileExist :: FilePath -> IO Bool

File status

data FileStatus

Obtaining file status

getFileStatus :: FilePath -> IO FileStatus

getFdStatus :: Fd -> IO FileStatus

getSymbolicLinkStatus :: FilePath -> IO FileStatus

Querying file status

deviceID :: FileStatus -> DeviceID

fileID :: FileStatus -> FileID

fileMode :: FileStatus -> FileMode

linkCount :: FileStatus -> LinkCount

fileOwner :: FileStatus -> UserID

fileGroup :: FileStatus -> GroupID

specialDeviceID :: FileStatus -> DeviceID

fileSize :: FileStatus -> FileOffset

accessTime :: FileStatus -> EpochTime

modificationTime :: FileStatus -> EpochTime

statusChangeTime :: FileStatus -> EpochTime

isBlockDevice :: FileStatus -> Bool

isCharacterDevice :: FileStatus -> Bool

isNamedPipe :: FileStatus -> Bool

isRegularFile :: FileStatus -> Bool

isDirectory :: FileStatus -> Bool

isSymbolicLink :: FileStatus -> Bool

isSocket :: FileStatus -> Bool

Creation

createNamedPipe :: FilePath -> FileMode -> IO ()

createDevice :: FilePath -> FileMode -> DeviceID -> IO ()

Hard links

createLink :: FilePath -> FilePath -> IO ()

removeLink :: FilePath -> IO ()

Symbolic links

createSymbolicLink :: FilePath -> FilePath -> IO ()

readSymbolicLink :: FilePath -> IO FilePath

Renaming files

rename :: FilePath -> FilePath -> IO ()

Changing file ownership

setOwnerAndGroup :: FilePath -> UserID -> GroupID -> IO ()

setFdOwnerAndGroup :: Fd -> UserID -> GroupID -> IO ()

setSymbolicLinkOwnerAndGroup :: FilePath -> UserID -> GroupID -> IO ()

Changing file timestamps

setFileTimes :: FilePath -> EpochTime -> EpochTime -> IO ()

touchFile :: FilePath -> IO ()

Setting file sizes

setFileSize :: FilePath -> FileOffset -> IO ()

setFdSize :: Fd -> FileOffset -> IO ()

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