print_uint.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   print_uint.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: sde-silv <sde-silv@student.42berlin.de>    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/07/12 17:08:36 by sde-silv          #+#    #+#             */
/*   Updated: 2023/07/12 17:08:39 by sde-silv         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

/*
static void	ft_putchar_fd(char c, int fd)
{
	write (fd, &c, 1);
}
*/
static void	ft_putunbr_fd(unsigned long int n, int fd)
{
	if (n > 9)
	{
		ft_putunbr_fd(n / 10, fd);
		ft_putchar_fd(n % 10 + '0', fd);
	}
	else
		ft_putchar_fd(n + '0', fd);
}

static int	count_digits(unsigned int n)
{
	int					count;
	unsigned long int	nb;

	count = 0;
	nb = n;
	if (nb == 0)
		return (1);
	while (nb)
	{
		nb = nb / 10;
		count ++;
	}
	return (count);
}

int	print_uint(unsigned int next)
{
	int					digits;
	unsigned long int	nbr;

	nbr = next;
	digits = count_digits(nbr);
	ft_putunbr_fd(nbr, 1);
	return (digits);
}