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1.1       misho       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>
                      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: 
                      9: 
                     10: xmlDocPtr
                     11: parseDoc(char *docname, char *uri) {
                     12: 
                     13:        xmlDocPtr doc;
                     14:        xmlNodePtr cur;
                     15:        xmlNodePtr newnode;
                     16:        xmlAttrPtr newattr;
                     17: 
                     18:        doc = xmlParseFile(docname);
                     19:        
                     20:        if (doc == NULL ) {
                     21:                fprintf(stderr,"Document not parsed successfully. \n");
                     22:                return (NULL);
                     23:        }
                     24:        
                     25:        cur = xmlDocGetRootElement(doc);
                     26:        
                     27:        if (cur == NULL) {
                     28:                fprintf(stderr,"empty document\n");
                     29:                xmlFreeDoc(doc);
                     30:                return (NULL);
                     31:        }
                     32:        
                     33:        if (xmlStrcmp(cur-&gt;name, (const xmlChar *) "story")) {
                     34:                fprintf(stderr,"document of the wrong type, root node != story");
                     35:                xmlFreeDoc(doc);
                     36:                return (NULL);
                     37:        }
                     38:        
                     39:        newnode = xmlNewTextChild (cur, NULL, "reference", NULL);
                     40:        newattr = xmlNewProp (newnode, "uri", uri);
                     41:        return(doc);
                     42: }
                     43: 
                     44: int
                     45: main(int argc, char **argv) {
                     46: 
                     47:        char *docname;
                     48:        char *uri;
                     49:        xmlDocPtr doc;
                     50: 
                     51:        if (argc &lt;= 2) {
                     52:                printf("Usage: %s docname, uri\n", argv[0]);
                     53:                return(0);
                     54:        }
                     55: 
                     56:        docname = argv[1];
                     57:        uri = argv[2];
                     58:        doc = parseDoc (docname, uri);
                     59:        if (doc != NULL) {
                     60:                xmlSaveFormatFile (docname, doc, 1);
                     61:                xmlFreeDoc(doc);
                     62:        }
                     63:        return (1);
                     64: }
                     65: 
                     66: </pre><p>
                     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>
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