static void classicNohupJavaxWithChdir(String javaxargs) {

  classicNohupJavaxWithChdir(javaxargs, "");

}

static void classicNohupJavaxWithChdir(String javaxargs, String vmArgs) ctex {

  int x = latestInstalledJavaX();

  File xfile = new File(userHome(), ".javax/x" + Math.max(x, 30) + ".jar");

  if (!xfile.isFile()) {

    String url = "http://tinybrain.de/x30.jar";

    byte[] data = loadBinaryPage(url);

    if (data.length < 1000000)

      fail("Could not load " + url);

    saveBinaryFile(xfile.getPath(), data);

  }

  String jarPath = xfile.getPath();

  if (javaxargs.startsWith("#")) javaxargs = javaxargs.substring(1);

  S progID = onlyUntilSpace(javaxargs);

  File progDir = programDir(progID);

  mkdir(progDir);

  print("ProgDir: " + platformQuote(f2s(progDir)));

  S javaCmd = "java " + vmArgs + " -jar " + platformQuote(jarPath) + " " + javaxargs;

  S cmds;

  if (isWindows())

    cmds = "(cd " + platformQuote(f2s(progDir)) + " & " + javaCmd + ")";

  else

    cmds = "/bin/bash -c " + platformQuote(

      "cd " + platformQuote(f2s(progDir)) + " ; " + javaCmd);

  nohup(cmds);

}