Function xmlXPathNodeTrailingSorted

ThirdParty/libxml2/vtklibxml2/xpath.c:3794–3822

* xmlXPathNodeTrailingSorted: * @nodes: a node-set, sorted by document order * @node: a node * * Implements the EXSLT - Sets trailing() function: * node-set set:trailing (node-set, node-set) * * Returns the nodes in @nodes that follow @node in document order, * @nodes if @node is NULL or an empty node-set if @nodes * doesn't contain @node */

 *         doesn't contain @node
 */
xmlNodeSetPtr
xmlXPathNodeTrailingSorted (xmlNodeSetPtr nodes, xmlNodePtr node) {
    int i, l;
    xmlNodePtr cur;
    xmlNodeSetPtr ret;

    if (node == NULL)
	return(nodes);

    ret = xmlXPathNodeSetCreate(NULL);
    if (ret == NULL)
        return(ret);
    if (xmlXPathNodeSetIsEmpty(nodes) ||
	(!xmlXPathNodeSetContains(nodes, node)))
	return(ret);

    l = xmlXPathNodeSetGetLength(nodes);
    for (i = l - 1; i >= 0; i--) {
	cur = xmlXPathNodeSetItem(nodes, i);
	if (cur == node)
	    break;
	if (xmlXPathNodeSetAddUnique(ret, cur) < 0) {
            xmlXPathFreeNodeSet(ret);
	    return(NULL);
        }
    }
    xmlXPathNodeSetSort(ret);	/* bug 413451 */
    return(ret);
}

/**
 * xmlXPathNodeTrailing: