cl_log(LOG_ERR, "Must specify id tag in <node>"); 
unpack_nodes(xmlNodePtr nodes){	while(nodes != NULL) {		const char *id = xmlGetProp(nodes, "id");		if(id == NULL) {			// error			continue;		}		node_t *new_node = cl_malloc(sizeof(node_t));		new_node->weight = 1.0;		new_node->id = cl_strdup(id);    		g_slist_append(node_list, new_node);    		nodes = nodes->next;	}	g_slist_sort(node_list, sort_node_weight);  	return TRUE;}
8182	/local/tlutelli/issta_data/temp/c/2005_temp/2005/8182/db8433868c8c969b4872da3b0ab348b28883713b/pengine.c/buggy/crm/pengine/pengine.c