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<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>G. Code for Retrieving Attribute Value Example</title><meta name="generator" content="DocBook XSL Stylesheets V1.61.2"><link rel="home" href="index.html" title="Libxml Tutorial"><link rel="up" href="index.html" title="Libxml Tutorial"><link rel="previous" href="apf.html" title="F. Code for Add Attribute Example"><link rel="next" href="aph.html" title="H. Code for Encoding Conversion Example"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">G. Code for Retrieving Attribute Value Example</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="apf.html">Prev</a> </td><th width="60%" align="center"> </th><td width="20%" align="right"> <a accesskey="n" href="aph.html">Next</a></td></tr></table><hr></div><div class="appendix" lang="en"><div class="titlepage"><div><div><h2 class="title"><a name="getattributeappendix"></a>G. Code for Retrieving Attribute Value Example</h2></div></div><div></div></div><p>
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</p><pre class="programlisting">
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <libxml/xmlmemory.h>
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#include <libxml/parser.h>
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void
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getReference (xmlDocPtr doc, xmlNodePtr cur) {
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xmlChar *uri;
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cur = cur->xmlChildrenNode;
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while (cur != NULL) {
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if ((!xmlStrcmp(cur->name, (const xmlChar *)"reference"))) {
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uri = xmlGetProp(cur, "uri");
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printf("uri: %s\n", uri);
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xmlFree(uri);
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}
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cur = cur->next;
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}
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return;
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}
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void
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parseDoc(char *docname) {
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xmlDocPtr doc;
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xmlNodePtr cur;
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doc = xmlParseFile(docname);
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if (doc == NULL ) {
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fprintf(stderr,"Document not parsed successfully. \n");
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return;
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}
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cur = xmlDocGetRootElement(doc);
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if (cur == NULL) {
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fprintf(stderr,"empty document\n");
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xmlFreeDoc(doc);
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return;
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}
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if (xmlStrcmp(cur->name, (const xmlChar *) "story")) {
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fprintf(stderr,"document of the wrong type, root node != story");
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xmlFreeDoc(doc);
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return;
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}
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getReference (doc, cur);
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xmlFreeDoc(doc);
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return;
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}
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int
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main(int argc, char **argv) {
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char *docname;
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if (argc <= 1) {
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printf("Usage: %s docname\n", argv[0]);
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return(0);
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}
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docname = argv[1];
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parseDoc (docname);
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return (1);
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}
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</pre><p>
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</p></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="apf.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="index.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="aph.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">F. Code for Add Attribute Example </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> H. Code for Encoding Conversion Example</td></tr></table></div></body></html>
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