| 1 | <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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| 2 | </p><pre class="programlisting">
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| 3 | #include <stdio.h>
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| 4 | #include <string.h>
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| 5 | #include <stdlib.h>
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| 6 | #include <libxml/xmlmemory.h>
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| 7 | #include <libxml/parser.h>
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| 8 |
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| 9 | void
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| 10 | getReference (xmlDocPtr doc, xmlNodePtr cur) {
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| 11 |
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| 12 | xmlChar *uri;
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| 13 | cur = cur->xmlChildrenNode;
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| 14 | while (cur != NULL) {
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| 15 | if ((!xmlStrcmp(cur->name, (const xmlChar *)"reference"))) {
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| 16 | uri = xmlGetProp(cur, "uri");
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| 17 | printf("uri: %s\n", uri);
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| 18 | xmlFree(uri);
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| 19 | }
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| 20 | cur = cur->next;
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| 21 | }
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| 22 | return;
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| 23 | }
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| 24 |
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| 25 |
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| 26 | void
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| 27 | parseDoc(char *docname) {
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| 28 |
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| 29 | xmlDocPtr doc;
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| 30 | xmlNodePtr cur;
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| 31 |
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| 32 | doc = xmlParseFile(docname);
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| 33 |
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| 34 | if (doc == NULL ) {
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| 35 | fprintf(stderr,"Document not parsed successfully. \n");
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| 36 | return;
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| 37 | }
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| 38 |
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| 39 | cur = xmlDocGetRootElement(doc);
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| 40 |
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| 41 | if (cur == NULL) {
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| 42 | fprintf(stderr,"empty document\n");
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| 43 | xmlFreeDoc(doc);
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| 44 | return;
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| 45 | }
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| 46 |
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| 47 | if (xmlStrcmp(cur->name, (const xmlChar *) "story")) {
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| 48 | fprintf(stderr,"document of the wrong type, root node != story");
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| 49 | xmlFreeDoc(doc);
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| 50 | return;
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| 51 | }
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| 52 |
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| 53 | getReference (doc, cur);
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| 54 | xmlFreeDoc(doc);
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| 55 | return;
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| 56 | }
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| 57 |
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| 58 | int
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| 59 | main(int argc, char **argv) {
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| 60 |
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| 61 | char *docname;
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| 62 |
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| 63 | if (argc <= 1) {
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| 64 | printf("Usage: %s docname\n", argv[0]);
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| 65 | return(0);
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| 66 | }
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| 67 |
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| 68 | docname = argv[1];
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| 69 | parseDoc (docname);
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| 70 |
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| 71 | return (1);
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| 72 | }
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| 73 |
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| 74 | </pre><p>
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| 75 | </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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