flock

Documentation

Overview

Package flock provides a wrapper around the flock syscall.

Index

• type Lock
  • func New(file string) *Lock
  • func (l *Lock) Lock(blocking bool) error
  • func (l *Lock) Unlock() error

Types

type Lock

type Lock struct {
	Path string
	File *os.File
}

A Lock represents a lock file. Locks are not safe for concurrent use.

func New

func New(file string) *Lock

New creates a file lock

func (*Lock) Lock

func (l *Lock) Lock(blocking bool) error

Lock locks the file at l.Path, blocking if necessary.

func (*Lock) Unlock

func (l *Lock) Unlock() error

Unlock unlocks a locked file.