Safe Haskell	Safe-Inferred
Language	Haskell2010

Linux.Systemd

Synopsis

listenFds :: CInt -> IO (Either Errno CInt)
isSocket :: Fd -> Family -> Type -> CInt -> IO (Either Errno CInt)

Documentation

listenFds Source #

Arguments

:: CInt	unset environment (non-zero unsets `LISTEN_FDS`, `LISTEN_PID`, and `LISTEN_FDNAMES`)
-> IO (Either Errno CInt)

Check for file descriptors passed by the system manager. Returns the number of received file descriptors. If no file descriptors have been received, zero is returned.

isSocket Source #

Arguments

:: Fd	File descriptor
-> Family	Socket family
-> Type	Socket type
-> CInt	Positive: require listen mode. Zero: require non-listening mode.
-> IO (Either Errno CInt)