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sortix--sortix/libmaxsi/fabs.cpp
Jonas 'Sortie' Termansen cd728c9af9 Add fabs{,f,l}(3).
2012-09-08 18:45:53 +02:00

46 lines
1.2 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2012.
This file is part of LibMaxsi.
LibMaxsi 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 3 of the License, or (at your option)
any later version.
LibMaxsi 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 LibMaxsi. If not, see <http://www.gnu.org/licenses/>.
fabs.cpp
Absolute value of floating point numbers.
*******************************************************************************/
#include <math.h>
extern "C" double fabs(double x)
{
if ( x < 0.0f )
return -x;
return x;
}
extern "C" float fabsf(float x)
{
if ( x < 0.0f )
return -x;
return x;
}
extern "C" long double fabsl(long double x)
{
if ( x < 0.0f )
return -x;
return x;
}