makefile fix and other fixes
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46
ft_atoi.c
46
ft_atoi.c
@@ -6,16 +6,33 @@
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/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/11/05 19:07:51 by dgaillet #+# #+# */
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/* Updated: 2025/11/11 13:48:35 by dgaillet ### ########lyon.fr */
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/* Updated: 2025/11/12 14:17:18 by dgaillet ### ########lyon.fr */
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/* */
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/* ************************************************************************** */
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#include "libft.h"
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int ft_atoi(const char *nptr)
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static long long int str_to_ll(const char *nptr)
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{
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int i;
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int res;
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int i;
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long long int res;
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i = 0;
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res = 0;
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while (ft_isdigit(nptr[i]))
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{
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if (res * 10 < res && res > 0)
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return (-1);
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res = (10 * res) + nptr[i] - 48;
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i++;
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}
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return (res);
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}
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static long long int ft_atoll(const char *nptr)
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{
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int i;
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long long int res;
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i = 0;
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res = 0;
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@@ -24,13 +41,22 @@ int ft_atoi(const char *nptr)
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while ((nptr[i] >= 9 && nptr[i] <= 13) || nptr[i] == ' ')
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i++;
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if (nptr[i] == '-' && ft_isdigit(nptr[i + 1]))
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return (-1 * ft_atoi(&nptr[i] + 1));
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{
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res = -1 * ft_atoll(&nptr[i] + 1);
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if ((nptr[i + 1] != '1' && res == 1)
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|| (nptr[i + 1] == '1' && ft_isdigit(nptr[i + 2]) && res == 1))
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return (0);
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return (res);
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}
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else if (nptr[i] == '+' && ft_isdigit(nptr[i + 1]))
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i++;
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while (ft_isdigit(nptr[i]))
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{
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res = (10 * res) + nptr[i] - 48;
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i++;
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}
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return (str_to_ll(&nptr[i]));
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}
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int ft_atoi(const char *nptr)
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{
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int res;
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res = (int) ft_atoll(nptr);
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return (res);
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}
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