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2<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>B. Code for Keyword Example</title><meta name="generator" content="DocBook XSL Stylesheets V1.48"><link rel="home" href="index.html" title="Libxml Tutorial"><link rel="up" href="index.html" title="Libxml Tutorial"><link rel="previous" href="apa.html" title="A. Sample Document"><link rel="next" href="apc.html" title="C. Code for Add Keyword 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">B. Code for Keyword Example</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="apa.html">Prev</a>�</td><th width="60%" align="center">�</th><td width="20%" align="right">�<a accesskey="n" href="apc.html">Next</a></td></tr></table><hr></div><div class="appendix"><h2 class="title" style="clear: both"><a name="keywordappendix"></a>B. Code for Keyword Example</h2><p>
3      <pre class="programlisting">
4#include &lt;stdio.h&gt;
5#include &lt;string.h&gt;
6#include &lt;stdlib.h&gt;
7#include &lt;libxml/xmlmemory.h&gt;
8#include &lt;libxml/parser.h&gt;
9
10void
11parseStory (xmlDocPtr doc, xmlNodePtr cur) {
12
13	cur = cur-&gt;xmlChildrenNode;
14	while (cur != NULL) {
15	    if ((!xmlStrcmp(cur-&gt;name, (const xmlChar *)&quot;keyword&quot;))) {
16		    printf(&quot;keyword: %s\n&quot;, xmlNodeListGetString(doc, cur-&gt;xmlChildrenNode, 1));
17	    }
18	cur = cur-&gt;next;
19	}
20    return;
21}
22
23static void
24parseDoc(char *docname) {
25
26	xmlDocPtr doc;
27	xmlNodePtr cur;
28
29	doc = xmlParseFile(docname);
30	
31	if (doc == NULL ) {
32		fprintf(stderr,&quot;Document not parsed successfully. \n&quot;);
33		xmlFreeDoc(doc);
34		return;
35	}
36	
37	cur = xmlDocGetRootElement(doc);
38	
39	if (cur == NULL) {
40		fprintf(stderr,&quot;empty document\n&quot;);
41		xmlFreeDoc(doc);
42		return;
43	}
44	
45	if (xmlStrcmp(cur-&gt;name, (const xmlChar *) &quot;story&quot;)) {
46		fprintf(stderr,&quot;document of the wrong type, root node != story&quot;);
47		xmlFreeDoc(doc);
48		return;
49	}
50	
51	cur = cur-&gt;xmlChildrenNode;
52	while (cur != NULL) {
53		if ((!xmlStrcmp(cur-&gt;name, (const xmlChar *)&quot;storyinfo&quot;))){
54			parseStory (doc, cur);
55		}
56		 
57	cur = cur-&gt;next;
58	}
59	
60	xmlFreeDoc(doc);
61	return;
62}
63
64int
65main(int argc, char **argv) {
66
67	char *docname;
68		
69	if (argc &lt;= 1) {
70		printf(&quot;Usage: %s docname\n&quot;, argv[0]);
71		return(0);
72	}
73
74	docname = argv[1];
75	parseDoc (docname);
76
77	return (1);
78}
79
80</pre>
81    </p></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="apa.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="apc.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">A. Sample Document�</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">�C. Code for Add Keyword Example</td></tr></table></div></body></html>
82