walkReadMu *sync.Mutex
}

// checkPathLength - returns error if given path name length more than 255
func checkPathLength(pathName string) error {
	// Apple OS X path length is limited to 1016
	if runtime.GOOS == "darwin" && len(pathName) > 1016 {
		return errFileNameTooLong
	}

	// Disallow more than 1024 characters on windows, there
	// are no known name_max limits on Windows.

func (p *Package) gccMachine() []string {
	switch goarch {
	case "amd64":
		if goos == "darwin" {
			return []string{"-arch", "x86_64", "-m64"}
		}
		return []string{"-m64"}
	case "arm64":
		if goos == "darwin" {
			return []string{"-arch", "arm64"}
		}
	case "386":
		return []string{"-m32"}
	case "arm":
		return []string{"-marm"} // not thumb

	"runtime"
	"strings"
	"syscall"
	"testing"

	"github.com/google/uuid"
)

func TestCheckPathLength(t *testing.T) {
	// Check path length restrictions are not same on windows/darwin
	if runtime.GOOS == "windows" || runtime.GOOS == "darwin" {
		t.Skip()
	}

	testCases := []struct {
		path        string
		expectedErr error
	}{
		{".", errFileAccessDenied},
		{"/", errFileAccessDenied},