xml_parser.cpp

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/*******************************************************************\
 
Module:
 
Author: Daniel Kroening, kroening@kroening.com
 
\*******************************************************************/
 
#include "xml_parser.h"
 
#include <fstream>
 
int xml_parsert::instance_count = 0;
 
int yyxmllex_init_extra(xml_parsert *, void **);
int yyxmllex_destroy(void *);
int yyxmlparse(xml_parsert &, void *);
 
bool xml_parsert::parse()
{
  void *scanner;
  yyxmllex_init_extra(this, &scanner);
  bool parse_fail = yyxmlparse(*this, scanner) != 0;
  yyxmllex_destroy(scanner);
  return parse_fail;
}
 
// 'do it all' function
bool parse_xml(
  std::istream &in,
  const std::string &filename,
  message_handlert &message_handler,
  xmlt &dest)
{
  xml_parsert xml_parser{message_handler};
 
  xml_parser.set_file(filename);
  xml_parser.in=&in;
 
  bool result = xml_parser.parse();
 
  // save result
  xml_parser.parse_tree.element.swap(dest);
 
  return result;
}
 
// 'do it all' function
bool parse_xml(
  const std::string &filename,
  message_handlert &message_handler,
  xmlt &dest)
{
  std::ifstream in(filename);
 
  if(!in)
    return true;
 
  return parse_xml(in, filename, message_handler, dest);
}