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// Copyright 2016 Canonical Ltd.
// Licensed under the LGPLv3, see LICENCE file for details.
// Package fslock provides a cross-process mutex based on file locks.
//
// It is built on top of flock for linux and darwin, and LockFileEx on Windows.
package fslock
// ErrTimeout indicates that the lock attempt timed out.
var ErrTimeout error = timeoutError("lock timeout exceeded")
type timeoutError string
func (t timeoutError) Error() string {
return string(t)
}
func (timeoutError) Timeout() bool {
return true
}
// ErrLocked indicates TryLock failed because the lock was already locked.
var ErrLocked error = trylockError("fslock is already locked")
type trylockError string
func (t trylockError) Error() string {
return string(t)
}
func (trylockError) Temporary() bool {
return true
}
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