static L<S> platformParseArgs(S s) {
  new L<S> out;
  L<S> tok = javaTok(trim(s)); // TODO: better tokenizer
  for (int i = 1; i < l(tok); i += 2) {
    if (isQuoted(tok.get(i)))
      continue with out.add(tok.get(i));
    int j = i;
    while (j+2 < l(tok) && empty(tok.get(j+1)))
      j += 2;
    out.add(joinSubList(tok, i, j+1));
    i = j;
  }
  ret out;
}