filelock

package

v0.13.21 Latest Latest Go to latest Published: Oct 26, 2026 License: Apache-2.0 Imports: 4 Imported by: 0

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Package filelock provides nonblocking, process-owned locks on real files.

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var ErrBusy = errors.New("file is locked by another owner")

func Open(path string) (*os.File, error)

Open refuses a symlink at the final path. Its parent must be host-owned.

func TryLock(file *os.File, exclusive bool) error

func Unlock(file *os.File) error

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