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// date.cc
// nono - programme du robot 2004. {{{
//
// Copyright (C) 2004 Nicolas Schodet
//
// Robot APB Team/Efrei 2004.
//        Web: http://assos.efrei.fr/robot/
//      Email: robot AT efrei DOT fr
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// }}}
#include "date.h"

#include <sys/time.h>
#include <time.h>

// Constructeur.
Date::Date (void)
{
    m_start = getDate ();
    m_round = -1;
}

// Signale le d�but du match.
void
Date::startRound (void)
{
    m_round = getDate ();
}

// Retourne la date syst�me.
int
Date::getDate (void)
{
    timeval tv;
    gettimeofday (&tv, 0);
    // �a veut dire, un bug tous les 11 jours...
    // Cette ann�e : le 26/05/2003, et le 06/05/2003. Mais le robot n'est pas
    // � l'heure de toute fa�on.
    return (tv.tv_sec % 1000000) * 1000 + tv.tv_usec / 1000;
}

// Attend un nombre de millisecondes.
void
Date::wait (int t)
{
    timespec ts, r;
    ts.tv_sec = t / 1000;
    ts.tv_nsec = (t % 1000) * 1000000;
    nanosleep (&ts, &r);
}