author | hgs |
Tue, 14 Sep 2010 13:39:11 +0530 | |
changeset 65 | c4aad78f92f5 |
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/* |
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* Copyright (c) 1997-2009 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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* FUNCTION |
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* <<abs>>---integer absolute value (magnitude) |
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* INDEX |
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* abs |
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* ANSI_SYNOPSIS |
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* #include <stdlib.h> |
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* int abs(int <[i]>); |
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* TRAD_SYNOPSIS |
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* #include <stdlib.h> |
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* int abs(<[i]>) |
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* int <[i]>; |
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* <<abs>> returns |
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* @tex |
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* $|x|$, |
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* @end tex |
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* the absolute value of <[i]> (also called the magnitude |
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* of <[i]>). That is, if <[i]> is negative, the result is the opposite |
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* of <[i]>, but if <[i]> is nonnegative the result is <[i]>. |
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* The similar function <<labs>> uses and returns <<long>> rather than <<int>> values. |
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* RETURNS |
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* The result is a nonnegative integer. |
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* PORTABILITY |
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* <<abs>> is ANSI. |
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* No supporting OS subroutines are required. |
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* |
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* |
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*/ |
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|
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|
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#include <stdlib.h> |
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|
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/** |
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Return absolute value of integer parameter. |
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@return The absolute value of n. |
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@param i Integer value. |
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*/ |
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EXPORT_C int abs (int i) |
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{ |
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return (i < 0) ? -i : i; |
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} |