Function process_str_arg

strings/my_vsnprintf.c:187–205

*/

static char *process_str_arg(const CHARSET_INFO *cs, char *to, char *end,
                             size_t width, char *par, uint print_type)
{
  int well_formed_error;
  size_t plen, left_len= (size_t) (end - to) + 1;
  if (!par)
    par = (char*) "(null)";

  plen= strnlen(par, width);
  if (left_len <= plen)
    plen = left_len - 1;
  plen= cs->cset->well_formed_len(cs, par, par + plen,
                                  width, &well_formed_error);
  if (print_type & ESCAPED_ARG)
    to= backtick_string(cs, to, end, par, plen, '`');
  else
    to= strnmov(to,par,plen);
  return to;
}


/**