release/src/router/libxml2/doc/tutorial/includeaddkeyword.c

   1 <![CDATA[
   2 #include <stdio.h>
   3 #include <string.h>
   4 #include <stdlib.h>
   5 #include <libxml/xmlmemory.h>
   6 #include <libxml/parser.h>
   7
   8 void
   9 parseStory (xmlDocPtr doc, xmlNodePtr cur, char *keyword) {
  10
  11         xmlNewTextChild (cur, NULL, "keyword", keyword);
  12     return;
  13 }
  14
  15 xmlDocPtr
  16 parseDoc(char *docname, char *keyword) {
  17
  18         xmlDocPtr doc;
  19         xmlNodePtr cur;
  20
  21         doc = xmlParseFile(docname);
  22
  23         if (doc == NULL ) {
  24                 fprintf(stderr,"Document not parsed successfully. \n");
  25                 return (NULL);
  26         }
  27
  28         cur = xmlDocGetRootElement(doc);
  29
  30         if (cur == NULL) {
  31                 fprintf(stderr,"empty document\n");
  32                 xmlFreeDoc(doc);
  33                 return (NULL);
  34         }
  35
  36         if (xmlStrcmp(cur->name, (const xmlChar *) "story")) {
  37                 fprintf(stderr,"document of the wrong type, root node != story");
  38                 xmlFreeDoc(doc);
  39                 return (NULL);
  40         }
  41
  42         cur = cur->xmlChildrenNode;
  43         while (cur != NULL) {
  44                 if ((!xmlStrcmp(cur->name, (const xmlChar *)"storyinfo"))){
  45                         parseStory (doc, cur, keyword);
  46                 }
  47
  48         cur = cur->next;
  49         }
  50         return(doc);
  51 }
  52
  53 int
  54 main(int argc, char **argv) {
  55
  56         char *docname;
  57         char *keyword;
  58         xmlDocPtr doc;
  59
  60         if (argc <= 2) {
  61                 printf("Usage: %s docname, keyword\n", argv[0]);
  62                 return(0);
  63         }
  64
  65         docname = argv[1];
  66         keyword = argv[2];
  67         doc = parseDoc (docname, keyword);
  68         if (doc != NULL) {
  69                 xmlSaveFormatFile (docname, doc, 0);
  70                 xmlFreeDoc(doc);
  71         }
  72
  73         return (1);
  74 }
  75 ]]>