#include <stdio.h>
#include <stdlib.h>
#include <libxml/parser.h>
#include <libxml/tree.h>

int main(int argc, char** argv)
{
    xmlDocPtr doc, newdoc;

    if(argc != 2) {
	printf("Usage: %s filename\n", argv[0]);
	exit(EXIT_FAILURE);
    }

    doc = xmlParseFile(argv[1]);
    if(doc == NULL) {
	printf("Could not parse %s\n", argv[1]);
	exit(EXIT_FAILURE);
    }

    xmlSaveFile("original.xml", doc);
    newdoc = xmlCopyDoc(doc, 1);
    xmlFreeDoc(doc);
    xmlSaveFile("final.xml", newdoc);
    xmlFreeDoc(newdoc);
    exit(EXIT_SUCCESS);
}