windows查询注册表检测是否安装chrome.exe

func CheckChrome() (string, bool) {
    regpath := "Software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\chrome.exe"
    checkKey := func(k *registry.Key) (string, bool) {
        s, _, err := k.GetStringValue("")
        if err != nil {
            return "", false
        }
        return s, true
    }
    chs := make(chan registry.Key, 2)
    queryKey := func(w *sync.WaitGroup, k registry.Key) {
        defer w.Done()
        key1, err := registry.OpenKey(k, regpath, registry.ALL_ACCESS)
        if err == nil {
            chs <- key1
        }
    }
    waitGroup := new(sync.WaitGroup)
    waitGroup.Add(2)
    go queryKey(waitGroup, registry.CURRENT_USER)
    go queryKey(waitGroup, registry.LOCAL_MACHINE)
    waitGroup.Wait()
    close(chs)
    for k := range chs {
        return checkKey(&k)
    }
    return "", false
}