TimeFunctions.h

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/**************************************************************************
 *   Copyright (C) 2017 by "Information Retrieval and Parallel Computing" *
 *   group (University of Oviedo, Spain), "Interdisciplinary Computation  *
 *   and Communication" group (Polytechnic University of Valencia, Spain) *
 *   and "Signal Processing and Telecommunication Systems Research" group *
 *   (University of Jaen, Spain)                                          *
 *   Contact: remaspack@gmail.com                                         *
 *                                                                        *
 *   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.                         *
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 *   Free Software Foundation, Inc.,                                      *
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 **************************************************************************
*/
#pragma once

#ifndef ATIME_H
#define ATIME_H

#ifndef _POSIX_C_SOURCE
  #define _POSIX_C_SOURCE 199309L
#endif

#include <time.h>

int msleep(int);
int msleep(int milliseconds)
{
  /*                       = { seconds,             nanoseconds } */
  struct timespec ts_sleep = { milliseconds / 1000, (milliseconds % 1000) * 1000000L };

  if (nanosleep(&ts_sleep, NULL) < 0) return -11; else return 0;
}

#endif