C++ (Cpp) Global::wm Examples

Example #1

File: main.cpp Project: kratorius/ant

int
main(int argc, char **argv) {
  cout << std::setprecision(5) << "ANT v" << ANT_VERSION << endl;

  CmdLineParser cmdline(argc, argv);

  if (!cmdline.parse()) {
    print_usage(argv[0]);
    return -1;
  }

  print_header();

  /* La classe Global inizializza la working memory. La stessa contiene metodi
   * per distruggere la working memory e per recuperarne un'istanza.
   */
  Global global;
  Parser parser(&global);
  if (!(parser.start(cmdline["input"].c_str())))
    return -1;

  cout << "Facts in memory: " << global.wm()->fact_number() << endl;
  cout << "Rules in memory: " << global.ruleset->rules_number() << endl;

  try {
    global.wm()->prepare(&cmdline);
    unsigned int expanded_nodes = global.wm()->run(global.ruleset);
    global.wm()->die(&cmdline, expanded_nodes);
  } catch(WorkingMemoryError wme) {
    cerr << "Working memory error: " << wme.err << endl;
  } catch(PredicateError perr) {
    cerr << "Predicate error: " << perr.err << endl;
  }

  return 0;
};