new File(installedJdk, "jdk-123/file").exists()
    }

    @Ignore
    def "provisions jdk from tar.gz archive with MacOS symlinks"() {
        def jdkArchive = resources.getResource("jdk-with-symlinks.tar.gz")

	}
	return nil
}

// Symlink creates newname as a symbolic link to oldname.
// On Windows, a symlink to a non-existent oldname creates a file symlink;
// if oldname is later created as a directory the symlink will not work.
// If there is an error, it will be of type *LinkError.
func Symlink(oldname, newname string) error {
	e := ignoringEINTR(func() error {
		return syscall.Symlink(oldname, newname)
	})
	if e != nil {

// HasSymlink reports whether the current system can use os.Symlink.
func HasSymlink() bool {
	ok, _ := hasSymlink()
	return ok
}

// MustHaveSymlink reports whether the current system can use os.Symlink.
// If not, MustHaveSymlink calls t.Skip with an explanation.
func MustHaveSymlink(t testing.TB) {
	ok, reason := hasSymlink()
	if !ok {
		t.Skipf("skipping test: cannot make symlinks on %s/%s: %s", runtime.GOOS, runtime.GOARCH, reason)

}

// Symlink creates newname as a symbolic link to oldname.
// On Windows, a symlink to a non-existent oldname creates a file symlink;
// if oldname is later created as a directory the symlink will not work.
// If there is an error, it will be of type *LinkError.
func Symlink(oldname, newname string) error {
	return &LinkError{"symlink", oldname, newname, syscall.EPLAN9}
}

 * limitations under the License.
 */

package org.gradle.internal.file;

import java.io.File;

public interface FileModeAccessor {
    /**
     * @param f The file to get the mode for. Note that all symlinks are followed.
     * @return The unix mode of the file
     */
    int getUnixMode(File f) throws Exception;

        "missing file owned by but not generated by build"   | false     | true         | false             | {}
        "symlink owned by but not generated by build"        | true      | true         | false             | { it.createLink(it.parentFile.createFile("existing.txt")) }
        "broken symlink owned by but not generated by build" | true      | true         | false             | { it.createLink(it.parentFile.file("missing.txt")) }

package cmd

// Options for readDir function call
type readDirOpts struct {
	// The maximum number of entries to return
	count int
	// Follow directory symlink
	followDirSymlink bool
}

// Return all the entries at the directory dirPath.
func readDir(dirPath string) (entries []string, err error) {
	return readDirWithOpts(dirPath, readDirOpts{count: -1})
}

package windows

import "syscall"

const (
	ERROR_INVALID_PARAMETER syscall.Errno = 87

	FILE_SUPPORTS_OBJECT_IDS      = 0x00010000
	FILE_SUPPORTS_OPEN_BY_FILE_ID = 0x01000000

	// symlink support for CreateSymbolicLink() starting with Windows 10 (1703, v10.0.14972)
	SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE = 0x2

	// FileInformationClass values
	FileBasicInfo                  = 0    // FILE_BASIC_INFO

     */
    DeleteSpec delete(Object... files);

    /**
     * Specifies whether or not symbolic links should be followed during deletion.
     *
     * @param followSymlinks deletion will follow symlinks when true.
     */
    void setFollowSymlinks(boolean followSymlinks);

//
// The resulting environment makes os.Getwd more efficient for a subprocess
// running in dir, and also improves the accuracy of paths relative to dir
// if one or more elements of dir is a symlink.
func AppendPWD(base []string, dir string) []string {
	// POSIX requires PWD to be absolute.
	// Internally we only use absolute paths, so dir should already be absolute.
	if !filepath.IsAbs(dir) {