ft_print_unsigned_dec.c

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_print_unsigned_dec.c                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rocky <rmikhayl@student.42london.com>      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/01/07 15:47:43 by rocky             #+#    #+#             */
/*   Updated: 2024/01/07 15:47:43 by rocky            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
 
#include "libft.h"
 
int ft_num_len(unsigned int num)
{
    int len;
 
    len = 0;
    while (num != 0)
    {
        len++;
        num = num / 10;
    }
    return (len);
}
 
char    *ft_uitoa(unsigned int n)
{
    char    *num;
    int     len;
 
    len = ft_num_len(n);
    num = (char *)malloc(sizeof(char) * (len + 1));
    if (!num)
        return (0);
    num[len] = '\0';
    while (n != 0)
    {
        num[len - 1] = n % 10 + 48;
        n = n / 10;
        len--;
    }
    return (num);
}
 
int ft_print_unsigned_dec(unsigned int n)
{
    int     count;
    char    *num;
 
    count = 0;
    if (n == 0)
        count += write(1, "0", 1);
    else
    {
        num = ft_uitoa(n);
        count += ft_print_str(num);
        free(num);
    }
    return (count);
}