From d09ab089457ae3c20cc98f9afa03379c6ebf9598 Mon Sep 17 00:00:00 2001
From: Mike Hommey <mh@glandium.org>
Date: Thu, 25 Mar 2004 06:59:32 +0000
Subject: [svn-inject] Installing original source version

---
 doc/tutorial/includexpath.c | 65 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 doc/tutorial/includexpath.c

(limited to 'doc/tutorial/includexpath.c')

diff --git a/doc/tutorial/includexpath.c b/doc/tutorial/includexpath.c
new file mode 100644
index 0000000..92c0944
--- /dev/null
+++ b/doc/tutorial/includexpath.c
@@ -0,0 +1,65 @@
+<![CDATA[
+#include <libxml/parser.h>
+#include <libxml/xpath.h>
+
+xmlDocPtr
+getdoc (char *docname) {
+	xmlDocPtr doc;
+	doc = xmlParseFile(docname);
+	
+	if (doc == NULL ) {
+		fprintf(stderr,"Document not parsed successfully. \n");
+		return NULL;
+	}
+
+	return doc;
+}
+
+xmlXPathObjectPtr
+getnodeset (xmlDocPtr doc, xmlChar *xpath){
+	
+	xmlXPathContextPtr context;
+	xmlXPathObjectPtr result;
+
+	context = xmlXPathNewContext(doc);
+	result = xmlXPathEvalExpression(xpath, context);
+	if(xmlXPathNodeSetIsEmpty(result->nodesetval)){
+                printf("No result\n");
+		return NULL;
+	}
+	xmlXPathFreeContext(context);
+	return result;
+}
+int
+main(int argc, char **argv) {
+
+	char *docname;
+	xmlDocPtr doc;
+	xmlChar *xpath = ("//keyword");
+	xmlNodeSetPtr nodeset;
+	xmlXPathObjectPtr result;
+	int i;
+	xmlChar *keyword;
+		
+	if (argc <= 1) {
+		printf("Usage: %s docname\n", argv[0]);
+		return(0);
+	}
+
+	docname = argv[1];
+	doc = getdoc(docname);
+	result = getnodeset (doc, xpath);
+	if (result) {
+		nodeset = result->nodesetval;
+		for (i=0; i < nodeset->nodeNr; i++) {
+			keyword = xmlNodeListGetString(doc, nodeset->nodeTab[i]->xmlChildrenNode, 1);
+		printf("keyword: %s\n", keyword);
+		xmlFree(keyword);
+		}
+		xmlXPathFreeObject (result);
+	}
+	xmlFreeDoc(doc);
+	xmlCleanupParser();
+	return (1);
+}
+]]>
-- 
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