42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* generic.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: hulamy <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2022/01/26 15:30:19 by hulamy #+# #+# */
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/* Updated: 2022/01/26 15:31:15 by hulamy ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "philo.h"
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int ft_atoi(const char *str)
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{
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int i;
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int result;
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int is_negative;
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is_negative = 0;
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result = 0;
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i = 0;
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while (str[i] == ' ' || (str[i] >= 9 && str[i] <= 13))
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i++;
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if (str[i] == '+')
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i++;
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else if (str[i] == '-')
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{
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is_negative = 1;
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i++;
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}
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while (str[i] >= '0' && str[i] <= '9')
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{
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result = (result * 10) + (str[i] - '0');
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i++;
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}
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if (is_negative)
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result = result * -1;
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return (result);
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}
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