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1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>C.�Code for Keyword 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="apb.html" title="B.�Sample Document"><link rel="next" href="apd.html" title="D.�Code for XPath 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">C.�Code for Keyword Example</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="apb.html">Prev</a>�</td><th width="60%" align="center">�</th><td width="20%" align="right">�<a accesskey="n" href="apd.html">Next</a></td></tr></table><hr></div><div class="appendix" lang="en"><div class="titlepage"><div><div><h2 class="title"><a name="keywordappendix"></a>C.�Code for Keyword Example</h2></div></div><div></div></div><p>
2      </p><pre class="programlisting">
3#include &lt;stdio.h&gt;
4#include &lt;string.h&gt;
5#include &lt;stdlib.h&gt;
6#include &lt;libxml/xmlmemory.h&gt;
7#include &lt;libxml/parser.h&gt;
8
9void
10parseStory (xmlDocPtr doc, xmlNodePtr cur) {
11
12	xmlChar *key;
13	cur = cur-&gt;xmlChildrenNode;
14	while (cur != NULL) {
15	    if ((!xmlStrcmp(cur-&gt;name, (const xmlChar *)"keyword"))) {
16		    key = xmlNodeListGetString(doc, cur-&gt;xmlChildrenNode, 1);
17		    printf("keyword: %s\n", key);
18		    xmlFree(key);
19 	    }
20	cur = cur-&gt;next;
21	}
22    return;
23}
24
25static void
26parseDoc(char *docname) {
27
28	xmlDocPtr doc;
29	xmlNodePtr cur;
30
31	doc = xmlParseFile(docname);
32
33	if (doc == NULL ) {
34		fprintf(stderr,"Document not parsed successfully. \n");
35		return;
36	}
37
38	cur = xmlDocGetRootElement(doc);
39
40	if (cur == NULL) {
41		fprintf(stderr,"empty document\n");
42		xmlFreeDoc(doc);
43		return;
44	}
45
46	if (xmlStrcmp(cur-&gt;name, (const xmlChar *) "story")) {
47		fprintf(stderr,"document of the wrong type, root node != story");
48		xmlFreeDoc(doc);
49		return;
50	}
51
52	cur = cur-&gt;xmlChildrenNode;
53	while (cur != NULL) {
54		if ((!xmlStrcmp(cur-&gt;name, (const xmlChar *)"storyinfo"))){
55			parseStory (doc, cur);
56		}
57
58	cur = cur-&gt;next;
59	}
60
61	xmlFreeDoc(doc);
62	return;
63}
64
65int
66main(int argc, char **argv) {
67
68	char *docname;
69
70	if (argc &lt;= 1) {
71		printf("Usage: %s docname\n", argv[0]);
72		return(0);
73	}
74
75	docname = argv[1];
76	parseDoc (docname);
77
78	return (1);
79}
80
81</pre><p>
82    </p></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="apb.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="apd.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">B.�Sample Document�</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">�D.�Code for XPath Example</td></tr></table></div></body></html>
83