/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_atoll.c                                         :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lfirmin <lfirmin@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/11/03 17:25:06 by lfirmin           #+#    #+#             */
/*   Updated: 2024/11/03 17:25:33 by lfirmin          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

long long	ft_atoll(const char *str)
{
	long long	result;
	int			sign;

	result = 0;
	sign = 1;
	while (*str == ' ' || (*str >= 9 && *str <= 13))
		str++;
	if (*str == '-' || *str == '+')
	{
		if (*str == '-')
			sign = -1;
		str++;
	}
	while (*str >= '0' && *str <= '9')
	{
		if (result > INT_MAX || result < INT_MIN)
			return (2147483648);
		result = result * 10 + (*str - '0');
		str++;
	}
	return (result * sign);
}