utils.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   utils.c                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: oqaroot <oqaroot@student.42.fr>            +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/10/17 17:20:38 by oqaroot           #+#    #+#             */
/*   Updated: 2024/10/17 17:20:40 by oqaroot          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minitalk.h"

void	ft_putstr(char *str)
{
	int	i;

	i = 0;
	while (str[i])
		write(1, &str[i++], 1);
}

int	ft_atoi(const char *str)
{
	int	i;
	int	sign;
	int	nbr;

	i = 0;
	sign = 1;
	nbr = 0;
	while (str[i] == 32 || (str[i] >= 9 && str[i] <= 13))
	{
		i++;
	}
	while (str[i] == '-' || str[i] == '+')
	{
		if (str[i] == '-')
			sign = sign * -1;
		i++;
	}
	while (str[i] >= '0' && str[i] <= '9')
	{
		nbr = (nbr * 10) + (str[i] - '0');
		i++;
	}
	return (nbr * sign);
}

void	ft_putnbr(int n)
{
	long	lng;

	lng = n;
	if (lng > 9)
		ft_putnbr(lng / 10);
	ft_putchar(lng % 10 + '0');
}

void	ft_putchar(char c)
{
	write(1, &c, 1);
}

int	ft_isdigit(int c)
{
	if (c >= '0' && c <= '9')
		return (1);
	else
		return (0);
}