package main

import (
    "fmt"
    "github.com/theckman/go-flock"
    "time"
)

func main() {
    l := flock.NewFlock("/tmp/go-lock.lock")
    l.Lock()
    fmt.Printf("lock 1")
    l.Lock()
    fmt.Printf("lock 1")

    time.Sleep(time.Hour)
}