upperpath := strings.TrimSuffix(path, sep)
	return filepath.Dir(upperpath)
}

// Check whether a directory/file is a link type or not
// LinkType could be SymbolicLink, Junction, or HardLink
func isLinkPath(path string) (bool, error) {
	cmd := exec.Command("powershell", "/c", "$ErrorActionPreference = 'Stop'; (Get-Item -Force -LiteralPath $env:linkpath).LinkType")
	cmd.Env = append(os.Environ(), fmt.Sprintf("linkpath=%s", path))