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/***************************************************************************
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 *             __________               __   ___.
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 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
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 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
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 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
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 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
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 *                     \/            \/     \/    \/            \/
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 * $Id: atoi.c 25850 2010-05-06 21:04:40Z kugel $
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 *
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 * Copyright (C) 2002 by Gary Czvitkovicz
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (at your option) any later version.
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 *
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 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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 * KIND, either express or implied.
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 *
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 ****************************************************************************/
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#include "global.h"
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#include <stdlib.h>
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#include "ctype.h"
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int atoi (const char *str)
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{
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    int value = 0;
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    int sign = 1;
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    while (isspace(*str))
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    {
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        str++;
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    }
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    if ('-' == *str)
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    {
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        sign = -1;
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        str++;
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    }
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    else if ('+' == *str)
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    {
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        str++;
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    }
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    while ('0' == *str)
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    {
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        str++;
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    }
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    while (isdigit(*str))
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    {
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        value = (value * 10) + (*str - '0');
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        str++;
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    }
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    return value * sign;
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}