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 <stdio.h>
4: #include <string.h>
5: #include <stdlib.h>
6: #include <libxml/xmlmemory.h>
7: #include <libxml/parser.h>
8:
9: void
10: parseStory (xmlDocPtr doc, xmlNodePtr cur) {
11:
12: xmlChar *key;
13: cur = cur->xmlChildrenNode;
14: while (cur != NULL) {
15: if ((!xmlStrcmp(cur->name, (const xmlChar *)"keyword"))) {
16: key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
17: printf("keyword: %s\n", key);
18: xmlFree(key);
19: }
20: cur = cur->next;
21: }
22: return;
23: }
24:
25: static void
26: parseDoc(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->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->xmlChildrenNode;
53: while (cur != NULL) {
54: if ((!xmlStrcmp(cur->name, (const xmlChar *)"storyinfo"))){
55: parseStory (doc, cur);
56: }
57:
58: cur = cur->next;
59: }
60:
61: xmlFreeDoc(doc);
62: return;
63: }
64:
65: int
66: main(int argc, char **argv) {
67:
68: char *docname;
69:
70: if (argc <= 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>
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