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gerrit-public.fairphone.software / platform / external / libxml2 / f5812c3179f94dc050e9783e77a182f4e8d3c9ea / . / doc / tutorial / apf.html
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MST 2004 John Fleckd14bccc2004-02-15 01:57:42 +0000[diff] [blame]1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>F. Code for Add Attribute 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="ape.html" title="E. Code for Add Keyword Example"><link rel="next" href="apg.html" title="G. Code for Retrieving Attribute Value 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">F. Code for Add Attribute Example</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ape.html">Prev</a> </td><th width="60%" align="center"> </th><td width="20%" align="right"> <a accesskey="n" href="apg.html">Next</a></td></tr></table><hr></div><div class="appendix" lang="en"><div class="titlepage"><div><div><h2 class="title"><a name="addattributeappendix"></a>F. Code for Add Attribute Example</h2></div></div><div></div></div><p>
MST 2003 John Fleck731967e2003-01-27 00:39:50 +0000[diff] [blame]2 </p><pre class="programlisting">
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]3#include &lt;stdio.h&gt;
MST 2002 John Fleckbd3b4fd2002-11-11 03:41:11 +0000[diff] [blame]4#include &lt;string.h&gt;
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]5#include &lt;stdlib.h&gt;
6#include &lt;libxml/xmlmemory.h&gt;
MST 2002 John Fleckbd3b4fd2002-11-11 03:41:11 +0000[diff] [blame]7#include &lt;libxml/parser.h&gt;
8
9
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]10xmlDocPtr
11parseDoc(char *docname, char *uri) {
MST 2002 John Fleckbd3b4fd2002-11-11 03:41:11 +0000[diff] [blame]12
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]13 xmlDocPtr doc;
14 xmlNodePtr cur;
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]15 xmlNodePtr newnode;
16 xmlAttrPtr newattr;
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]17
18 doc = xmlParseFile(docname);
19
20 if (doc == NULL ) {
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]21 fprintf(stderr,"Document not parsed successfully. \n");
22 return (NULL);
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]23 }
24
25 cur = xmlDocGetRootElement(doc);
26
27 if (cur == NULL) {
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]28 fprintf(stderr,"empty document\n");
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]29 xmlFreeDoc(doc);
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]30 return (NULL);
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]31 }
32
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]33 if (xmlStrcmp(cur-&gt;name, (const xmlChar *) "story")) {
34 fprintf(stderr,"document of the wrong type, root node != story");
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]35 xmlFreeDoc(doc);
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]36 return (NULL);
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]37 }
38
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]39 newnode = xmlNewTextChild (cur, NULL, "reference", NULL);
40 newattr = xmlNewProp (newnode, "uri", uri);
41 return(doc);
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]42}
MST 2002 John Fleckbd3b4fd2002-11-11 03:41:11 +0000[diff] [blame]43
44int
45main(int argc, char **argv) {
46
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]47 char *docname;
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]48 char *uri;
49 xmlDocPtr doc;
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]50
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]51 if (argc &lt;= 2) {
52 printf("Usage: %s docname, uri\n", argv[0]);
MST 2002 John Fleckbd3b4fd2002-11-11 03:41:11 +0000[diff] [blame]53 return(0);
54 }
55
MDT 2003 John Fleck8aff3b72003-04-26 03:54:07 +0000[diff] [blame]56 docname = argv[1];
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]57 uri = argv[2];
58 doc = parseDoc (docname, uri);
59 if (doc != NULL) {
60 xmlSaveFormatFile (docname, doc, 1);
61 xmlFreeDoc(doc);
62 }
MST 2002 John Fleckbd3b4fd2002-11-11 03:41:11 +0000[diff] [blame]63 return (1);
64}
65
MST 2003 John Fleck731967e2003-01-27 00:39:50 +0000[diff] [blame]66</pre><p>
MDT 2003 John Fleck63f3a472003-07-24 21:48:30 +0000[diff] [blame]67 </p></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ape.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="apg.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">E. Code for Add Keyword Example </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> G. Code for Retrieving Attribute Value Example</td></tr></table></div></body></html>