Resoudre.cpp

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#include <Resoudre.h>
#include <Probleme_U.h>
#include <Catch_SIGINIT.h>
#include <signal.h>
#include <Perf_counters.h>
 
Implemente_instanciable(Resoudre,"Resoudre|Solve",Interprete);
// XD solve interprete resoudre NO_BRACE Interpretor to start calculation with TRUST.
// XD attr pb ref_pb_gen_base pb REQ Name of problem to be solved.
 
/*! @brief Simple appel a: Interprete::printOn(Sortie&)
 *
 *     Imprime l'interprete sur un flot de sortie
 *
 * @param (Sortie& os) un flot de sortie
 * @return (Sortie&) le flot de sortie modifie
 */
Sortie& Resoudre::printOn(Sortie& os) const
{
  return Interprete::printOn(os);
}
 
 
/*! @brief Simple appel a: Interprete::readOn(Entree&)
 *
 * @param (Entree& is) un flot d'entree
 * @return (Entree&) le flot d'entree modifie
 */
Entree& Resoudre::readOn(Entree& is)
{
  return Interprete::readOn(is);
}
 
 
/*! @brief Task of the interpretor: Solve a problem (name read from the input stream)
 *
 */
Entree& Resoudre::interpreter(Entree& is)
{
  Nom problem_name;
  is >> problem_name;
  Probleme_U& pb=ref_cast(Probleme_U,objet(problem_name));
  statistics().begin_count(STD_COUNTERS::computation_start_up);
  Nom string("=====================================================");
  Cerr << string << finl;
  Cerr << "Initialization of the problem " << pb.le_nom() << " ("<<que_suis_je()<<") in progress ... " << finl;
  Cerr << string << finl;
  // Initialize the problem
  pb.initialize();
 
  // Register signal and signal handler (SIGINT) if user presses ctrl-c during exec
  if (!Objet_U::DEACTIVATE_SIGINT_CATCH)
    {
      Catch_SIGINIT sig;
      sig.set_nom_cas_pour_signal(pb.nom_du_cas());
      signal(SIGINT, Catch_SIGINIT::signal_callback_handler);
    }
 
  Cerr << string << finl;
  Cerr << "Solving of the problem " << pb.le_nom() << " ("<<que_suis_je()<<") in progress ... " << finl;
  Cerr << string << finl;
  // Run the problem
  bool ok = pb.run();
 
  // Terminate the problem
  pb.terminate();
  Cerr << string << finl;
  Cerr << "End of solving of the problem " << pb.le_nom() << " ("<<que_suis_je()<<")" << finl;
  Cerr << string << finl;
  if (!ok)
    {
      Cerr << "Error while solving!" << finl;
      exit();
    }
 
  return is;
}