commit 91b3358bd4f54bf45d69008a73f7d7bf48aa74eb
Author: Tanmai Khanna <khanna.tanmai@gmail.com>
Date:   Thu Jul 11 17:52:13 2019 +0530

    Parsed External File

diff --git a/src/parse_markables.cc b/src/parse_markables.cc
new file mode 100644
index 0000000..85610e7
--- /dev/null
+++ b/src/parse_markables.cc
@@ -0,0 +1,113 @@
+#include <cstdio>
+#include <string>
+#include <cstdlib>
+#include <libxml/xmlmemory.h>
+#include <libxml/parser.h>
+
+//  g++ parse_markables.cc -I /opt/local/include/libxml2/ -L /usr/lib -lxml2 -lz -lpthread -lm
+
+void
+parseCatItem (xmlDocPtr doc, xmlNodePtr cur) 
+{
+	xmlChar *tagsAttr;
+	cur = cur->xmlChildrenNode;
+
+	while (cur != NULL) 
+	{
+	    if ((!xmlStrcmp(cur->name, (const xmlChar *)"cat-item"))) 
+	    {
+	    	tagsAttr = xmlGetProp(cur, (const xmlChar *)"tags");
+	    	printf("catItem: %s\n", tagsAttr);
+		    xmlFree(tagsAttr);
+		    
+		    //key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
+ 	    }
+
+		cur = cur->next;
+	}
+    return;
+}
+
+void
+parseCats (xmlDocPtr doc, xmlNodePtr cur) 
+{
+	xmlChar *nameAttr;
+	cur = cur->xmlChildrenNode;
+
+	while (cur != NULL) 
+	{
+	    if ((!xmlStrcmp(cur->name, (const xmlChar *)"def-cat")))
+	    {
+	    	nameAttr = xmlGetProp(cur, (const xmlChar *)"n");
+	    	printf("catName: %s\n", nameAttr);
+		    xmlFree(nameAttr);	
+	    	
+	    	parseCatItem(doc,cur);
+	    } 
+	    	
+		cur = cur->next;
+	}
+    return;
+}
+
+static void
+parseDoc(char *docname) 
+{
+	xmlDocPtr doc;
+	xmlNodePtr cur;
+
+	doc = xmlParseFile(docname);
+	
+	if (doc == NULL ) 
+	{
+		fprintf(stderr,"Document not parsed successfully. \n");
+		return;
+	}
+	
+	cur = xmlDocGetRootElement(doc);
+	
+	if (cur == NULL) 
+	{
+		fprintf(stderr,"Empty Document!\n");
+		xmlFreeDoc(doc);
+		return;
+	}
+	
+	if (xmlStrcmp(cur->name, (const xmlChar *) "anaphora")) 
+	{
+		fprintf(stderr,"Document of the wrong type! Root node should be anaphora.\n");
+		xmlFreeDoc(doc);
+		return;
+	}
+	
+	cur = cur->xmlChildrenNode;
+	while (cur != NULL) 
+	{
+		if ((!xmlStrcmp(cur->name, (const xmlChar *)"section-def-cats")))
+		{
+			parseCats (doc, cur);
+		}
+		 
+		cur = cur->next;
+	}
+	
+	xmlFreeDoc(doc);
+	return;
+}
+
+int
+main(int argc, char **argv) 
+{
+	char *docname;
+		
+	if (argc <= 1) 
+	{
+		printf("Usage: %s docname\n", argv[0]);
+		return(0);
+	}
+
+	docname = argv[1];
+	parseDoc (docname);
+
+	return (1);
+}
\ No newline at end of file