}

/* ----------------------------------------------------------------------

   single-value EQUAL variable created by command-line argument

   single-value INDEX variable created by command-line argument

------------------------------------------------------------------------- */

void Variable::set(char *name, char *value)

{

  int ivar = find(name);

  if (ivar >= 0) error->all("Command-line variable already exists");

  char **newarg = new char*[3];

  newarg[0] = name;

  newarg[1] = "equal";

  newarg[1] = "index";

  newarg[2] = value;

  set(3,newarg);

  delete [] newarg;

void Variable::build_parse_tree(int ivar)

{

  if (style[ivar] != ATOM)

    error->all("Cannot build parse tree for non atom style variable");

    error->all("Cannot build parse tree for variable that is not atom style");

  ptree = new Tree();

  double tmp = evaluate(data[ivar][0],ptree);

}