/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_atoi.c                                          :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: lfirmin <marvin@42.fr>                     +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/02/18 07:20:28 by lfirmin           #+#    #+#             */
/*   Updated: 2024/02/22 12:04:46 by lfirmin          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
#include <stdio.h>

int	ft_atoi(char *c)
{
	int	n;
	int	s;
	int	nb;

	n = 0;
	s = 0;
	nb = 0;
	while (c[n] >= 9 && (c[n] <= 13 || c[n] == ' '))
		n++ ;
	while (c[n] == '-' || (c[n] == '+'))
	{
		if (c[n] == '-')
			s++ ;
		n++ ;
	}
	s = s % 2;
	while (c[n] >= '0' && c[n] <= '9')
	{
		nb = (nb * 10) + (c[n] - 48);
		n++ ;
	}
	if (s == 1)
		nb = nb * -1;
	return (nb);
}