lock

Documentation

Index

• func AppendToFile(filename string, data []byte, perm os.FileMode) error
• func PathMutexSpec(path string) mutex.Spec
• func WriteFile(filename string, data []byte, perm os.FileMode) error

Functions

func AppendToFile

func AppendToFile(filename string, data []byte, perm os.FileMode) error

AppendToFile appends DATA bytes to the specified FILENAME in a mutually exclusive way. The file is created if it does not exist, using the specified PERM (before umask)

func PathMutexSpec

func PathMutexSpec(path string) mutex.Spec

PathMutexSpec returns a mutex spec for a path

func WriteFile

func WriteFile(filename string, data []byte, perm os.FileMode) error

WriteFile decorates os.WriteFile with a file lock and retry