genericopenlibs/liboil/tsrc/inc/utils.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 02 Sep 2010 22:16:05 +0300
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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: 
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*
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*/
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#ifndef _UTILS_H__
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#define _UTILS_H__
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#include <math.h>
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#define LEN 15
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int comparefloats(double symbian_op, double linux_op)
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    {
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    double fractpart1=0, intpart1=0, fractpart2=0, intpart2=0;
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    int ret = 0;
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    char str_int1[LEN+1] = "\0";
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    char str_fract1[LEN+1+2] = "\0";
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    char str_fract2[LEN+1+2] = "\0";
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    char format_str[10] = "\0";
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    int len1=0, len_to_comp=0;
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    if((symbian_op < 0) && (linux_op < 0))
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        {
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        symbian_op = symbian_op * -1;
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        linux_op = linux_op * -1;
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        }
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    fractpart1 = modf(symbian_op, &intpart1);
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    fractpart2 = modf(linux_op, &intpart2);
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    if(intpart1 == intpart2)
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        {
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        sprintf(str_int1, "%d", (int)intpart1);
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        len1 = strlen(str_int1);
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        len_to_comp = LEN - len1;
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        sprintf(format_str, "%s%d%s", "%0.", len_to_comp, "f");
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        sprintf(str_fract1, format_str, fractpart1);
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        sprintf(str_fract2, format_str, fractpart2);
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        if(strcmp(str_fract1, str_fract2) != 0)
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            ret = 1;
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        }
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    else
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        ret = 1;
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    return ret;
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    }
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#endif //_UTILS_H__
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