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Editing File: /usr/share/doc/libxml2-devel-2.9.1/tutorial/includegetattribute.c

<![CDATA[
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <libxml/xmlmemory.h>
#include <libxml/parser.h>

void
getReference (xmlDocPtr doc, xmlNodePtr cur) {

xmlChar *uri;
	cur = cur->xmlChildrenNode;
	while (cur != NULL) {
	    if ((!xmlStrcmp(cur->name, (const xmlChar *)"reference"))) {
		    uri = xmlGetProp(cur, "uri");
		    printf("uri: %s\n", uri);
		    xmlFree(uri);
	    }
	    cur = cur->next;
	}
	return;
}

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 *) "story")) {
		fprintf(stderr,"document of the wrong type, root node != story");
		xmlFreeDoc(doc);
		return;
	}
	
	getReference (doc, cur);
	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);
}
]]>

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