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libxml2/doc/examples/parse2.c
Daniel Veillard 4773df2a58 added io1.c an example ox xmlIO usage and io1.res test result, fixed a
* doc/examples/*: added io1.c an example ox xmlIO usage and io1.res
  test result, fixed a awful lot of memory leaks showing up in
  testWriter.c, changed the examples and the Makefiles to test
  memory leaks.
* xmlwriter.c: fixed a memory leak
* Makefile.am: run the doc/examples regression tests as part of
  make tests
* xpath.c include/libxml/xpath.h: added xmlXPathCtxtCompile() to
  compile an XPath expression within a context, currently the goal
  is to be able to reuse the XSLT stylesheet dictionnary, but this
  opens the door to others possible optimizations.
* dict.c include/libxml/dict.h: added xmlDictCreateSub() which allows
  to build a new dictionnary based on another read-only dictionnary.
  This is needed for XSLT to keep the stylesheet dictionnary read-only
  while being able to reuse the strings for the transformation
  dictionnary.
* xinclude.c: fixed a dictionnar reference counting problem occuring
  when document parsing failed.
* testSAX.c: adding option --repeat for timing 100times the parsing
* doc/* : rebuilt all the docs
Daniel
2004-01-23 13:15:13 +00:00

73 lines
1.9 KiB
C

/**
* section: Parsing
* synopsis: Parse and validate an XML file to a tree and free the result
* purpose: Create a parser context for an XML file, then parse and validate
* the file, creating a tree, check the validation result
* and xmlFreeDoc() to free the resulting tree.
* usage: parse2 test2.xml
* test: parse2 test2.xml
* author: Daniel Veillard
* copy: see Copyright for the status of this software.
*/
#include <stdio.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
/**
* exampleFunc:
* @filename: a filename or an URL
*
* Parse and validate the resource and free the resulting tree
*/
static void
exampleFunc(const char *filename) {
xmlParserCtxtPtr ctxt; /* the parser context */
xmlDocPtr doc; /* the resulting document tree */
/* create a parser context */
ctxt = xmlNewParserCtxt();
if (ctxt == NULL) {
fprintf(stderr, "Failed to allocate parser context\n");
return;
}
/* parse the file, activating the DTD validation option */
doc = xmlCtxtReadFile(ctxt, filename, NULL, XML_PARSE_DTDVALID);
/* check if parsing suceeded */
if (doc == NULL) {
fprintf(stderr, "Failed to parse %s\n", filename);
} else {
/* check if validation suceeded */
if (ctxt->valid == 0)
fprintf(stderr, "Failed to validate %s\n", filename);
/* free up the resulting document */
xmlFreeDoc(doc);
}
/* free up the parser context */
xmlFreeParserCtxt(ctxt);
}
int main(int argc, char **argv) {
if (argc != 2)
return(1);
/*
* this initialize the library and check potential ABI mismatches
* between the version it was compiled for and the actual shared
* library used.
*/
LIBXML_TEST_VERSION
exampleFunc(argv[1]);
/*
* Cleanup function for the XML library.
*/
xmlCleanupParser();
/*
* this is to debug memory for regression tests
*/
xmlMemoryDump();
return(0);
}