Function get_length

strings/my_vsnprintf.c:66–75

*/

static const char *get_length(const char *fmt, size_t *length, uint *pre_zero)
{
  for (; my_isdigit(&my_charset_latin1, *fmt); fmt++)
  {
    *length= *length * 10 + (uint)(*fmt - '0');
    if (!*length)
      *pre_zero|= PREZERO_ARG;                  /* first digit was 0 */
  }
  return fmt;
}


/**