Function XDGRuntimeDir

pkg/rootlessutil/xdg_linux.go:27–40

()

)

func XDGRuntimeDir() (string, error) {
	if xrd := os.Getenv("XDG_RUNTIME_DIR"); xrd != "" {
		return xrd, nil
	}
	// Fall back to "/run/user/<euid>".
	// Note that We cannot rely on os.Geteuid() because we might be inside UserNS.
	if parentEuid, ok := os.LookupEnv("ROOTLESSKIT_PARENT_EUID"); ok {
		if _, err := strconv.Atoi(parentEuid); err != nil {
			return "", fmt.Errorf("invalid ROOTLESSKIT_PARENT_EUID environment variable value %q: %w", parentEuid, err)
		}
		return "/run/user/" + parentEuid, nil
	}
	return "", errors.New("environment variable XDG_RUNTIME_DIR is not set, see https://rootlesscontaine.rs/getting-started/common/login/")
}

func XDGConfigHome() (string, error) {
	if xch := os.Getenv("XDG_CONFIG_HOME"); xch != "" {