1*b3f79822SAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3*b3f79822SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4*b3f79822SAndrew Rist * or more contributor license agreements. See the NOTICE file
5*b3f79822SAndrew Rist * distributed with this work for additional information
6*b3f79822SAndrew Rist * regarding copyright ownership. The ASF licenses this file
7*b3f79822SAndrew Rist * to you under the Apache License, Version 2.0 (the
8*b3f79822SAndrew Rist * "License"); you may not use this file except in compliance
9*b3f79822SAndrew Rist * with the License. You may obtain a copy of the License at
10*b3f79822SAndrew Rist *
11*b3f79822SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12*b3f79822SAndrew Rist *
13*b3f79822SAndrew Rist * Unless required by applicable law or agreed to in writing,
14*b3f79822SAndrew Rist * software distributed under the License is distributed on an
15*b3f79822SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b3f79822SAndrew Rist * KIND, either express or implied. See the License for the
17*b3f79822SAndrew Rist * specific language governing permissions and limitations
18*b3f79822SAndrew Rist * under the License.
19*b3f79822SAndrew Rist *
20*b3f79822SAndrew Rist *************************************************************/
21*b3f79822SAndrew Rist
22*b3f79822SAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove
25cdf0e10cSrcweir #include "precompiled_sc.hxx"
26cdf0e10cSrcweir // INCLUDE ---------------------------------------------------------------
27cdf0e10cSrcweir
28cdf0e10cSrcweir
29cdf0e10cSrcweir
30cdf0e10cSrcweir #include "subtotal.hxx"
31cdf0e10cSrcweir #include "interpre.hxx"
32cdf0e10cSrcweir
33cdf0e10cSrcweir // -----------------------------------------------------------------------
34cdf0e10cSrcweir
SafePlus(double & fVal1,double fVal2)35cdf0e10cSrcweir sal_Bool SubTotal::SafePlus(double& fVal1, double fVal2)
36cdf0e10cSrcweir {
37cdf0e10cSrcweir sal_Bool bOk = sal_True;
38cdf0e10cSrcweir SAL_MATH_FPEXCEPTIONS_OFF();
39cdf0e10cSrcweir fVal1 += fVal2;
40cdf0e10cSrcweir if (!::rtl::math::isFinite(fVal1))
41cdf0e10cSrcweir {
42cdf0e10cSrcweir bOk = sal_False;
43cdf0e10cSrcweir if (fVal2 > 0.0)
44cdf0e10cSrcweir fVal1 = DBL_MAX;
45cdf0e10cSrcweir else
46cdf0e10cSrcweir fVal1 = -DBL_MAX;
47cdf0e10cSrcweir }
48cdf0e10cSrcweir return bOk;
49cdf0e10cSrcweir }
50cdf0e10cSrcweir
51cdf0e10cSrcweir
SafeMult(double & fVal1,double fVal2)52cdf0e10cSrcweir sal_Bool SubTotal::SafeMult(double& fVal1, double fVal2)
53cdf0e10cSrcweir {
54cdf0e10cSrcweir sal_Bool bOk = sal_True;
55cdf0e10cSrcweir SAL_MATH_FPEXCEPTIONS_OFF();
56cdf0e10cSrcweir fVal1 *= fVal2;
57cdf0e10cSrcweir if (!::rtl::math::isFinite(fVal1))
58cdf0e10cSrcweir {
59cdf0e10cSrcweir bOk = sal_False;
60cdf0e10cSrcweir fVal1 = DBL_MAX;
61cdf0e10cSrcweir }
62cdf0e10cSrcweir return bOk;
63cdf0e10cSrcweir }
64cdf0e10cSrcweir
65cdf0e10cSrcweir
SafeDiv(double & fVal1,double fVal2)66cdf0e10cSrcweir sal_Bool SubTotal::SafeDiv(double& fVal1, double fVal2)
67cdf0e10cSrcweir {
68cdf0e10cSrcweir sal_Bool bOk = sal_True;
69cdf0e10cSrcweir SAL_MATH_FPEXCEPTIONS_OFF();
70cdf0e10cSrcweir fVal1 /= fVal2;
71cdf0e10cSrcweir if (!::rtl::math::isFinite(fVal1))
72cdf0e10cSrcweir {
73cdf0e10cSrcweir bOk = sal_False;
74cdf0e10cSrcweir fVal1 = DBL_MAX;
75cdf0e10cSrcweir }
76cdf0e10cSrcweir return bOk;
77cdf0e10cSrcweir }
78