//| This file is a part of the sferes2 framework.
//| Copyright 2009, ISIR / Universite Pierre et Marie Curie (UPMC)
//| Main contributor(s): Jean-Baptiste Mouret, mouret@isir.fr
//|
//| This software is a computer program whose purpose is to facilitate
//| experiments in evolutionary computation and evolutionary robotics.
//| 
//| This software is governed by the CeCILL license under French law
//| and abiding by the rules of distribution of free software.  You
//| can use, modify and/ or redistribute the software under the terms
//| of the CeCILL license as circulated by CEA, CNRS and INRIA at the
//| following URL "http://www.cecill.info".
//| 
//| As a counterpart to the access to the source code and rights to
//| copy, modify and redistribute granted by the license, users are
//| provided only with a limited warranty and the software's author,
//| the holder of the economic rights, and the successive licensors
//| have only limited liability.
//|
//| In this respect, the user's attention is drawn to the risks
//| associated with loading, using, modifying and/or developing or
//| reproducing the software by the user in light of its specific
//| status of free software, that may mean that it is complicated to
//| manipulate, and that also therefore means that it is reserved for
//| developers and experienced professionals having in-depth computer
//| knowledge. Users are therefore encouraged to load and test the
//| software's suitability as regards their requirements in conditions
//| enabling the security of their systems and/or data to be ensured
//| and, more generally, to use and operate it in the same conditions
//| as regards security.
//|
//| The fact that you are presently reading this means that you have
//| had knowledge of the CeCILL license and that you accept its terms.




#ifndef SYS_HPP_
#define SYS_HPP_

#include <ctime>
#include <unistd.h>
#include <boost/lexical_cast.hpp>

namespace sferes
{
  namespace misc
  {
    inline std::string date()
    {
      char date[30];
      time_t date_time;
      time(&date_time);
      strftime(date, 30, "%Y-%m-%d_%H_%M_%S", localtime(&date_time));
      return date;
    }

    inline std::string hostname()
    {
      char hostname[30];
      int res = gethostname(hostname, 30);
      assert(res == 0);
      res = 0; // avoid a warning in opt mode
      return std::string(hostname);
    }
	
    inline std::string getpid()
    {
      return boost::lexical_cast<std::string>(::getpid());
    }
  }
}

#endif
