// returns true if you should exit
sbool standalone_start2(bool standalone, S programName) {
  File virtualHome = javaxVirtualDir(programName);
  File mainJar = getMainJarLocation();
  File unpackDir = newFile(virtualHome, "unpacked");
  if (standalone)
    ret true if standalone_start(null, programName, virtualHome, mainJar, unpackDir);
  else
    setUserDir(virtualHome);
  false;
}