read_poly_n()

TowerPolynomial DPoly::read_poly_n ( char *& str, int level )

staticprivate

Definition at line 301 of file dpoly.cpp.

{
  int len = 0;
  TowerPolynomial *elems = newarray(TowerPolynomial, 100);
  TowerPolynomial this_elem = nullptr;
  if (*str != '[')
    {
      fprintf(stderr, "expected '[', got %s\n", str);
      exit(1);
    }
  str++;
  // Now loop
  while (*str != ']')
    {
      while (isspace(*str)) str++;
      if (*str == ',')
        {
          str++;
        }
      else if (*str == '[')
        {
          this_elem = read_poly(str, level - 1);  // eats ]
          while (isspace(*str)) str++;
          if (*str == ',') str++;
        }
      else
        {
          fprintf(stderr, "expected , or [, but got %s\n", str);
          exit(1);
        }
      elems[len++] = this_elem;
      this_elem = nullptr;
    }
  // the only way to get here is if *str == ']'.  Eat that char.
  str++;
  TowerPolynomial result = DPoly::alloc_poly_n(len - 1, elems);
  freemem(elems);
  return result;
}

References alloc_poly_n(), freemem(), newarray, read_poly(), and result().

Referenced by read_poly().