Safe Haskell | None |
---|---|
Language | Haskell98 |
System.Unix.SpecialDevice
Description
Construct an ADT representing block and character devices (but mostly block devices) by interpreting the contents of the Linux sysfs filesystem.
Synopsis
- data SpecialDevice
- sysMountPoint :: FilePath
- ofNode :: FilePath -> IO (Maybe SpecialDevice)
- ofNodeStatus :: FileStatus -> Maybe SpecialDevice
- ofPath :: FilePath -> IO (Maybe SpecialDevice)
- rootPart :: IO (Maybe SpecialDevice)
- ofDevNo :: (DeviceID -> SpecialDevice) -> Int -> SpecialDevice
- ofSysName :: String -> IO (Maybe SpecialDevice)
- ofSysPath :: (DeviceID -> SpecialDevice) -> FilePath -> IO (Maybe SpecialDevice)
- toDevno :: SpecialDevice -> DeviceID
- ofMajorMinor :: (DeviceID -> SpecialDevice) -> Int -> Int -> SpecialDevice
- node :: SpecialDevice -> IO (Maybe FilePath)
- nodes :: SpecialDevice -> IO [FilePath]
- sysName :: SpecialDevice -> IO (Maybe String)
- splitPart :: String -> (String, Int)
- sysDir :: SpecialDevice -> IO (Maybe FilePath)
- diskOfPart :: SpecialDevice -> IO (Maybe SpecialDevice)
- getAllDisks :: IO [SpecialDevice]
- getAllPartitions :: IO [SpecialDevice]
- getAllCdroms :: IO [SpecialDevice]
- getAllRemovable :: IO [SpecialDevice]
Documentation
data SpecialDevice Source #
Instances
Eq SpecialDevice Source # | |
Defined in System.Unix.SpecialDevice | |
Ord SpecialDevice Source # | |
Defined in System.Unix.SpecialDevice Methods compare :: SpecialDevice -> SpecialDevice -> Ordering (<) :: SpecialDevice -> SpecialDevice -> Bool (<=) :: SpecialDevice -> SpecialDevice -> Bool (>) :: SpecialDevice -> SpecialDevice -> Bool (>=) :: SpecialDevice -> SpecialDevice -> Bool max :: SpecialDevice -> SpecialDevice -> SpecialDevice min :: SpecialDevice -> SpecialDevice -> SpecialDevice | |
Show SpecialDevice Source # | |
Defined in System.Unix.SpecialDevice Methods showsPrec :: Int -> SpecialDevice -> ShowS show :: SpecialDevice -> String showList :: [SpecialDevice] -> ShowS |
sysMountPoint :: FilePath Source #
FIXME: We should really get this value from the mount table.
ofNode :: FilePath -> IO (Maybe SpecialDevice) Source #
Return the device represented by a device node, such as /dev/sda2. Returns Nothing if there is an exception trying to stat the node, or if the node turns out not to be a special device.
ofNodeStatus :: FileStatus -> Maybe SpecialDevice Source #
ofPath :: FilePath -> IO (Maybe SpecialDevice) Source #
rootPart :: IO (Maybe SpecialDevice) Source #
ofDevNo :: (DeviceID -> SpecialDevice) -> Int -> SpecialDevice Source #
ofSysName :: String -> IO (Maybe SpecialDevice) Source #
ofSysPath :: (DeviceID -> SpecialDevice) -> FilePath -> IO (Maybe SpecialDevice) Source #
toDevno :: SpecialDevice -> DeviceID Source #
ofMajorMinor :: (DeviceID -> SpecialDevice) -> Int -> Int -> SpecialDevice Source #
node :: SpecialDevice -> IO (Maybe FilePath) Source #
nodes :: SpecialDevice -> IO [FilePath] Source #
sysName :: SpecialDevice -> IO (Maybe String) Source #
sysDir :: SpecialDevice -> IO (Maybe FilePath) Source #
diskOfPart :: SpecialDevice -> IO (Maybe SpecialDevice) Source #
getAllDisks :: IO [SpecialDevice] Source #
getAllPartitions :: IO [SpecialDevice] Source #
getAllCdroms :: IO [SpecialDevice] Source #
getAllRemovable :: IO [SpecialDevice] Source #