Stdio.Fd()->errno()

Stdio.Fd()->mode()

Method Stdio.Fd()->lock()

Method lock

object(Stdio.FileLockKey) Stdio.Fd()->lock()
object(Stdio.FileLockKey) Stdio.Fd()->lock(int(0..1) is_recursive)

Description

Makes an exclusive file lock on this file.

See also

Stdio.Fd.trylock