start strdup - problem with malloc -- to fix

Makefile

@@ -6,7 +6,7 @@
 #    By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2023/11/01 11:03:22 by adjoly            #+#    #+#              #
-#    Updated: 2023/11/03 19:10:18 by adjoly           ###   ########.fr        #
+#    Updated: 2023/11/03 23:05:37 by adjoly           ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
@@ -23,6 +23,7 @@ SRCS = ft_atoi.c \
 		ft_putchar_fd.c \
 		ft_putnbr_fd.c \
 		ft_putstr_fd.c \
+		ft_strdup.c \
 		ft_memcpy.c \
 		ft_memset.c \
 		ft_strlcpy.c \

ft_strdup.c

@@ -0,0 +1,33 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strdup.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/11/03 22:57:39 by adjoly            #+#    #+#             */
+/*   Updated: 2023/11/03 23:08:23 by adjoly           ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char	*ft_strdup(const char *s)
+{
+	int		i;
+	char	*result;
+	int		len;
+
+	i = 0;
+	len = ft_strlen(s);
+	result = malloc(sizeof(char) * len);
+	if (result == NULL)
+		return (NULL);
+	while (s[i])
+	{
+		result[i] = s[i];
+		i++;
+	}
+	result[i] = '\0';
+	return (result);
+}

libft.h

@@ -6,7 +6,7 @@
 /*   By: adjoly <adjoly@student.42.fr>              +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/01 10:06:03 by adjoly            #+#    #+#             */
-/*   Updated: 2023/11/03 15:57:10 by adjoly           ###   ########.fr       */
+/*   Updated: 2023/11/03 23:06:30 by adjoly           ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -29,6 +29,7 @@ void	*ft_memmove(void *dest, const void *src, size_t n);
 void	*ft_memcpy(void *dest, const void *src, size_t n);
 void	ft_putchar_fd(char c, int fd);
 void	ft_putnbr_fd(int n, int fd);
+char	*ft_strdup(const char *s);
 void	ft_putstr_fd(char *s, int fd);
 char	*ft_strchr(const char *s, int c);
 size_t	ft_strlcpy(char	*dst, const char	*src, size_t	size);