GHC 10.0.0.20260917 · lts/ghc-10.0.x · 77a8662 · 2026-10-31
Modulelukko-0.1.2Haskell2010
File locking via BSD-style flock(2).
Exception thrown by hLock on non-Windows platforms that don't support
flock.
Show FileLockingNotSupportedDefined in lukko-0.1.2 · Lukko.Internal.TypesException FileLockingNotSupportedDefined in lukko-0.1.2 · Lukko.Internal.TypesA constants specifying whether file locking is supported.
A type level fileLockingSupported.
Potentially availble lock methods.
MethodOFDopen file descriptor locking
MethodFLockBSD flock
MethodWindowsWindows locking
MethodNoOpNo-Op (throws FileLockingNotSupported)
Bounded FileLockingMethodDefined in lukko-0.1.2 · Lukko.Internal.TypesEnum FileLockingMethodDefined in lukko-0.1.2 · Lukko.Internal.TypesEq FileLockingMethodDefined in lukko-0.1.2 · Lukko.Internal.TypesOrd FileLockingMethodDefined in lukko-0.1.2 · Lukko.Internal.TypesShow FileLockingMethodDefined in lukko-0.1.2 · Lukko.Internal.TypesA constant specifying this method
Indicates a mode in which a file should be locked.
Opaque file descriptor
This is a wrapper over CInt
Open file to be used for locking.
open(path, O_RDWR | O_CREAT);
Close lock file.
close(fd);
Lock using BSD-style locks.
Try to lock using BSD-style locks.
Unlock using BSD-style locks.
Lock using BSD-style locks.
Try to lock using BSD-style locks.
Unlock using BSD-style locks.