File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / libxml2 / doc / tutorial / apf.html
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Tue Feb 21 23:37:59 2012 UTC (12 years, 4 months ago) by misho
Branches: libxml2, MAIN
CVS tags: v2_9_1p0, v2_9_1, v2_8_0p0, v2_8_0, v2_7_8, HEAD
libxml2

    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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