// A Stack is a stack of TokenReaders. As the top TokenReader hits EOF,
// it resumes reading the next one down.
type Stack struct {
	tr []TokenReader
}

// Push adds tr to the top (end) of the input stack. (Popping happens automatically.)
func (s *Stack) Push(tr TokenReader) {
	s.tr = append(s.tr, tr)
}

func (s *Stack) Next() ScanToken {
	tos := s.tr[len(s.tr)-1]
	tok := tos.Next()
	for tok == scanner.EOF && len(s.tr) > 1 {

//
// ipset v7.10: Argument `comment' is supported in the kernel module of the set type hash:ip
// starting from the revision 3 and you have installed revision 1 only.
// Your kernel is behind your ipset utility.
//
// This happens with kernels as recent as Fedora38, e.g: 6.4.11-200.fc38.aarch64
func (m *realDeps) clearEntriesWithComment(name, comment string) error {
	res, err := netlink.IpsetList(name)
	if err != nil {

				return nil
			}

			log.Debugf("Pod %s now matches, adding to mesh", newPod.Name)
			// netns == ""; at this point netns should have been added via the initial snapshot,
			// or via the cni plugin. If it happens to get here before the cni plugin somehow,
			// then we will just fail to add the pod to the mesh, and it will be retried later when cni plugin adds it.

// adbCopyGoroot clears deviceRoot for previous versions of GOROOT, GOPATH
// and temporary data. Then, it copies relevant parts of GOROOT to the device,
// including the go tool built for android.
// A lock file ensures this only happens once, even with concurrent exec
// wrappers.
func adbCopyGoroot() error {
	goTool, err := goTool()
	if err != nil {
		return err
	}
	cmd := exec.Command(goTool, "version")
	cmd.Stderr = os.Stderr

		// Nearly every major ZIP implementation uses a different format,
		// but at least most seem to be able to understand the other formats.
		//
		// This format happens to be identical for both local and central header
		// if modification time is the only timestamp being encoded.
		var mbuf [9]byte // 2*SizeOf(uint16) + SizeOf(uint8) + SizeOf(uint32)
		mt := uint32(fh.Modified.Unix())

		tgt = subSystemValue[1]
	}

	return subSys, inputs, tgt, e
}

// kvFields - converts an input string of form "k1=v1 k2=v2" into
// fields of ["k1=v1", "k2=v2"], the tokenization of each `k=v`
// happens with the right number of input keys, if keys
// input is empty returned value is empty slice as well.
func kvFields(input string, keys []string) []string {
	valueIndexes := make([]int, 0, len(keys))

					madmin.HealOpts{
						ScanMode: scanMode,
						Remove:   healDeleteDangling,
					})
				if err != nil {
					if isErrObjectNotFound(err) || isErrVersionNotFound(err) {
						// queueing happens across namespace, ignore
						// objects that are not found.
						return
					}
					result = healEntryFailure(0)
					healingLogIf(ctx, fmt.Errorf("unable to heal object %s/%s: %w", bucket, entry.name, err))

// Arenas are useful for improving efficiency as they may be freed back to
// the runtime manually, though any memory obtained from freed arenas must
// not be accessed once that happens. An Arena is automatically freed once
// it is no longer referenced, so it must be kept alive (see runtime.KeepAlive)
// until any memory allocated from it is no longer needed.
//

}

// Init sets the trimStrings to possible GOPATHs
// and GOROOT directories. Also append github.com/minio/minio
// This is done to clean up the filename, when stack trace is
// displayed when an error happens.
func Init(goPath string, goRoot string) {
	var goPathList []string
	var goRootList []string
	var defaultgoPathList []string
	var defaultgoRootList []string
	pathSeparator := ":"

	if cap(dst) < skip {
		dst = make([]byte, 0, skip+1024)
	}
	dst = dst[:skip]
	if skip > 0 {
		n, err := io.ReadFull(r.buf, dst)
		if err != nil && err != io.ErrUnexpectedEOF {
			// If an EOF happens after reading some but not all the bytes,
			// ReadFull returns ErrUnexpectedEOF.
			return dst[:n], err
		}
		dst = dst[:n]
		if err == io.ErrUnexpectedEOF {
			return dst, io.EOF
		}
	}