ft_printf/case_x.c at master · cerdelen/ft_printf · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   case_x.c                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: Cerdelen < cerdelen@student.42wolfsburg.de +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/12/04 20:11:46 by Cerdelen          #+#    #+#             */
/*   Updated: 2021/12/04 20:11:46 by Cerdelen         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "ft_printf.h"

int	print_hex(int i)
{
	int		counter;

	if (i < 0)
		i += 4294967296;
	counter = 0;
	if (i >= 16)
		counter = print_hex(i / 16);
	return (counter + write(1, &"0123456789abcdef"[i % 16], 1));
}

int	case_x(va_list *args)
{
	return (print_hex(va_arg(args));
}