Function my_xpath_parse_AbsoluteLocationPath

sql/item_xmlfunc.cc:1554–1572

Scan Absolute Location Path SYNOPSYS [2] AbsoluteLocationPath ::= '/' RelativeLocationPath? | AbbreviatedAbsoluteLocationPath [10] AbbreviatedAbsoluteLocationPath ::= '//' RelativeLocationPath We combine these two rules into one rule for better performance: [2,10] AbsoluteLocationPath ::= '/' RelativeLocationPath?

    0 - failure
*/
static int my_xpath_parse_AbsoluteLocationPath(MY_XPATH *xpath)
{
  if (!my_xpath_parse_term(xpath, MY_XPATH_LEX_SLASH))
    return 0;

  xpath->context= xpath->rootelement;

  if (my_xpath_parse_term(xpath, MY_XPATH_LEX_SLASH))
  {
    xpath->context= new Item_nodeset_func_descendantbyname(xpath->context,
                                                           "*", 1,
                                                           xpath->pxml, 1);
    return my_xpath_parse_RelativeLocationPath(xpath);
  }

  my_xpath_parse_RelativeLocationPath(xpath);
 
  return (xpath->error == 0);
}


/*