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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: subtotal.cxx,v $
* $Revision: 1.7.32.1 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sc.hxx"
// INCLUDE ---------------------------------------------------------------
#include "subtotal.hxx"
#include "interpre.hxx"
// -----------------------------------------------------------------------
BOOL SubTotal::SafePlus(double& fVal1, double fVal2)
{
BOOL bOk = TRUE;
SAL_MATH_FPEXCEPTIONS_OFF();
fVal1 += fVal2;
if (!::rtl::math::isFinite(fVal1))
{
bOk = FALSE;
if (fVal2 > 0.0)
fVal1 = DBL_MAX;
else
fVal1 = -DBL_MAX;
}
return bOk;
}
BOOL SubTotal::SafeMult(double& fVal1, double fVal2)
{
BOOL bOk = TRUE;
SAL_MATH_FPEXCEPTIONS_OFF();
fVal1 *= fVal2;
if (!::rtl::math::isFinite(fVal1))
{
bOk = FALSE;
fVal1 = DBL_MAX;
}
return bOk;
}
BOOL SubTotal::SafeDiv(double& fVal1, double fVal2)
{
BOOL bOk = TRUE;
SAL_MATH_FPEXCEPTIONS_OFF();
fVal1 /= fVal2;
if (!::rtl::math::isFinite(fVal1))
{
bOk = FALSE;
fVal1 = DBL_MAX;
}
return bOk;
}
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