if info.IsDir() && (src == filepath.Join(testenv.GOROOT(t), "bin") ||
			src == filepath.Join(testenv.GOROOT(t), "pkg")) {
			// If the OS supports symlinks, use them instead
			// of copying the bin and pkg directories.
			if err := os.Symlink(src, dst); err == nil {
				return filepath.SkipDir
			}
		}

		perm := info.Mode() & os.ModePerm
		if info.Mode()&os.ModeSymlink != 0 {

			}

			// Depending on what was passed on the command line, it is possible
			// that os.Executable is a symlink (like /usr/local/bin/go) referring
			// to a binary installed in a real GOROOT elsewhere
			// (like /usr/lib/go/bin/go).
			// Try to find that GOROOT by resolving the symlinks.
			exe, err = filepath.EvalSymlinks(exe)
			if err == nil {
				if dir := filepath.Join(exe, "../.."); isGOROOT(dir) {

            }
        '''
        when:
        run 'zip'
        then:
        file('build/test.zip').assertDoesNotExist()
    }

    @Requires(UnitTestPreconditions.Symlinks)
    def "does not create empty #type array on exception"() {
        given:
        def output = "test.${type.toLowerCase()}"
        createDir('test') {
            dir1 {

		if err != nil {
			return err
		}
		if d.IsDir() {
			return nil
		}
		info, err := d.Info()
		if err != nil {
			return err
		}
		// TODO(#49580): Handle symlinks when fs.ReadLinkFS is available.
		if !info.Mode().IsRegular() {
			return errors.New("tar: cannot add non-regular file")
		}
		h, err := FileInfoHeader(info, "")
		if err != nil {
			return err
		}

		// with mismatched key/cert pair since we cannot atomically write multiple files. It may be
		// possible by keeping the output in a directory with clever use of symlinks in the future,
		// if needed.
		sc.outputMutex.Lock()
		defer sc.outputMutex.Unlock()
		if resourceName == security.RootCertReqResourceName || resourceName == security.WorkloadKeyCertResourceName {

	if f := ctxt.HasSubdir; f != nil {
		return f(root, dir)
	}

	// Try using paths we received.
	if rel, ok = hasSubdir(root, dir); ok {
		return
	}

	// Try expanding symlinks and comparing
	// expanded against unexpanded and
	// expanded against expanded.
	rootSym, _ := filepath.EvalSymlinks(root)
	dirSym, _ := filepath.EvalSymlinks(dir)

	if rel, ok = hasSubdir(rootSym, dir); ok {

			err = fmt.Errorf("Unable to load TLS certificate '%s,%s': %w", certFile, keyFile, err)
			bootLogIf(GlobalContext, err, logger.ErrorKind)
		}
	}
	secureConn = true

	// Certs might be symlinks, reload them every 10 seconds.
	manager.UpdateReloadDuration(10 * time.Second)

	// syscall.SIGHUP to reload the certs.
	manager.ReloadOnSignal(syscall.SIGHUP)

	return x509Certs, manager, secureConn, nil
}

}

var mcache par.ErrCache[string, *Module]

// openIndexModule returns the module index for modPath.
// It will return ErrNotIndexed if the module can not be read
// using the index because it contains symlinks.
func openIndexModule(modroot string, ismodcache bool) (*Module, error) {
	return mcache.Do(modroot, func() (*Module, error) {
		fsys.Trace("openIndexModule", modroot)
		id, err := moduleHash(modroot, ismodcache)

		} else {
			data[i] = 'a'
		}
	} else {
		// assume it's a text file
		data = append(data, '\n')
	}

	// If the file is still a symlink from an overlay, delete it so that we will
	// replace it with a regular file instead of overwriting the symlinked one.
	fi, err := os.Lstat(path)
	if err == nil && !fi.Mode().IsRegular() {
		fi, err = os.Stat(path)
		if err := os.Remove(path); err != nil {
			t.Fatal(err)

	}

	err = os.Symlink("file1", "symlink1")
	if err != nil {
		t.Fatal(err)
	}

	err = syscall.Faccessat(_AT_FDCWD, "symlink1", _R_OK, _AT_SYMLINK_NOFOLLOW)
	if err != nil {
		t.Errorf("Faccessat SYMLINK_NOFOLLOW: unexpected error %v", err)
	}

	// We can't really test _AT_SYMLINK_NOFOLLOW, because there
	// doesn't seem to be any way to change the mode of a symlink.