source: vbox/trunk/src/libs/libxml2-2.9.14/doc/tutorial/includeaddattribute.c@ 98760

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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <libxml/xmlmemory.h>
#include <libxml/parser.h>


xmlDocPtr
parseDoc(char *docname, char *uri) {

        xmlDocPtr doc;
        xmlNodePtr cur;
        xmlNodePtr newnode;
        xmlAttrPtr newattr;

        doc = xmlParseFile(docname);
        
        if (doc == NULL ) {
                fprintf(stderr,"Document not parsed successfully. \n");
                return (NULL);
        }
        
        cur = xmlDocGetRootElement(doc);
        
        if (cur == NULL) {
                fprintf(stderr,"empty document\n");
                xmlFreeDoc(doc);
                return (NULL);
        }
        
        if (xmlStrcmp(cur->name, (const xmlChar *) "story")) {
                fprintf(stderr,"document of the wrong type, root node != story");
                xmlFreeDoc(doc);
                return (NULL);
        }
        
        newnode = xmlNewTextChild (cur, NULL, "reference", NULL);
        newattr = xmlNewProp (newnode, "uri", uri);
        return(doc);
}

int
main(int argc, char **argv) {

        char *docname;
        char *uri;
        xmlDocPtr doc;

        if (argc <= 2) {
                printf("Usage: %s docname, uri\n", argv[0]);
                return(0);
        }

        docname = argv[1];
        uri = argv[2];
        doc = parseDoc (docname, uri);
        if (doc != NULL) {
                xmlSaveFormatFile (docname, doc, 1);
                xmlFreeDoc(doc);
        }
        return (1);
}
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