Sweden-Number/libs/port/rint.c

67 lines
1.4 KiB
C
Raw Normal View History

/*
* rint family
*
* Copyright 2017 Alex Henrie
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <math.h>
#ifndef HAVE_RINT
double rint(double x)
{
return x >= 0 ? floor(x + 0.5) : ceil(x - 0.5);
}
#endif
#ifndef HAVE_RINTF
float rintf(float x)
{
return rint(x);
}
#endif
#ifndef HAVE_LRINT
long lrint(double x)
{
return x >= 0 ? floor(x + 0.5) : ceil(x - 0.5);
}
#endif
#ifndef HAVE_LRINTF
long lrintf(float x)
{
return lrint(x);
}
#endif
#ifndef HAVE_LLRINT
__int64 llrint(double x)
{
return x >= 0 ? floor(x + 0.5) : ceil(x - 0.5);
}
#endif
#ifndef HAVE_LLRINTF
__int64 llrintf(float x)
{
return llrint(x);
}
#endif