nan.h

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/***************************************************************************
                      nan.h  -  K Desktop Planetarium
                             -------------------
    begin                : Sat 16 Mar 2013 17:50:49 CDT
    copyright            : (c) 2013 by Akarsh Simha
    email                : akarsh.simha@kdemail.net
***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/



#ifndef NAN_H
#define NAN_H

#include<limits>

// The way of doing this in C++ 11. Leaving it here for purposes of 
#if 0
namespace NaN {
    constexpr double d = std::numeric_limits::quiet_NaN();
    constexpr float f = std::numeric_limits<float>::quiet_NaN();
    constexpr long double ld = std::numeric_limits<long double>::quiet_NaN();
}
#endif

namespace NaN {
    const double d = std::numeric_limits<double>::quiet_NaN();
    const float f = std::numeric_limits<float>::quiet_NaN();
    const long double ld = std::numeric_limits<long double>::quiet_NaN();
}

#endif