// that was removed, so pathend will apply correctly to name and s.Name.
	pathend := strings.LastIndex(name, "/")
	if pathend < 0 {
		pathend = 0
	}
	// Find the first dot after pathend (or from the beginning, if there was
	// no slash in name).
	l := strings.Index(name[pathend:], ".")
	// Find the last dot after pathend (or the beginning).
	r := strings.LastIndex(name[pathend:], ".")
	if l == -1 || r == -1 || l == r {

      this.handshake = null
    }

    if (requestLine.isNotEmpty()) {
      val methodEnd = requestLine.indexOf(' ')
      val pathEnd = requestLine.indexOf(' ', methodEnd + 1)
      this.method = requestLine.substring(0, methodEnd)
      var path = requestLine.substring(methodEnd + 1, pathEnd)
      if (!path.startsWith("/")) {
        path = "/"
      }
      this.path = path

    }

    if (requestLine.isNotEmpty()) {
      val methodEnd = requestLine.indexOf(' ')
      val pathEnd = requestLine.indexOf(' ', methodEnd + 1)
      this.method = requestLine.substring(0, methodEnd)
      var path = requestLine.substring(methodEnd + 1, pathEnd)
      if (!path.startsWith("/")) {
        path = "/"
      }
      this.path = path

    get() {
      val pathStart = url.indexOf('/', scheme.length + 3)
      val pathEnd = url.delimiterOffset("?#", pathStart, url.length)
      val result = mutableListOf<String>()
      var i = pathStart
      while (i < pathEnd) {
        i++ // Skip the '/'.
        val segmentEnd = url.delimiterOffset('/', i, pathEnd)
        result.add(url.substring(i, segmentEnd))
        i = segmentEnd
      }

	}

	var pathExt []string
	var searchExt bool
	var isExecutable func(os.FileInfo) bool
	if runtime.GOOS == "windows" {
		// Use the test process's PathExt instead of the script's.
		// If PathExt is set in the command's environment, cmd.Start fails with
		// "parameter is invalid". Not sure why.
		// If the command already has an extension in PathExt (like "cmd.exe")

    var pos = 0
    val limit = header.length
    var pairEnd: Int
    while (pos < limit) {
      pairEnd = header.delimiterOffset(";,", pos, limit)
      val equalsSign = header.delimiterOffset('=', pos, pairEnd)
      val name = header.trimSubstring(pos, equalsSign)
      if (name.startsWith("$")) {
        pos = pairEnd + 1
        continue
      }

      // We have either name=value or just a name.

		return nil
	}
	if err != nil {
		return err
	}
	defer parent.Close()

	if err := removeAllFrom(parent, base); err != nil {
		if pathErr, ok := err.(*PathError); ok {
			pathErr.Path = parentDir + string(PathSeparator) + pathErr.Path
			err = pathErr
		}
		return err
	}
	return nil
}

func removeAllFrom(parent *File, base string) error {
	parentFd := int(parent.Fd())

		PATHEXT:   `.COM;.EXE;.BAT`,
		files:     []string{`p1\a.bat`, `p2\a.exe`},
		searchFor: `a`,
		want:      `p1\a.bat`,
	},
	{
		name:      "first PATHEXT entry",
		PATHEXT:   `.COM;.EXE;.BAT`,
		files:     []string{`p1\a.bat`, `p1\a.exe`, `p2\a.bat`, `p2\a.exe`},
		searchFor: `a`,
		want:      `p1\a.exe`,
	},
	{
		name:      "ignore dir with PATHEXT extension",

	if path == "" {
		return EINVAL
	}
	dirFd, pathPtr, pathLen := preparePath(path)
	errno := path_unlink_file(dirFd, pathPtr, pathLen)
	return errnoErr(errno)
}

func Rmdir(path string) error {
	if path == "" {
		return EINVAL
	}
	dirFd, pathPtr, pathLen := preparePath(path)
	errno := path_remove_directory(dirFd, pathPtr, pathLen)
	return errnoErr(errno)
}

func LookPath(file string) (string, error) {
	return lookPath(file, pathExt())
}

// lookExtensions finds windows executable by its dir and path.
// It uses LookPath to try appropriate extensions.
// lookExtensions does not search PATH, instead it converts `prog` into `.\prog`.
//
// If the path already has an extension found in PATHEXT,
// lookExtensions returns it directly without searching