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ft_printnum.c
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ft_printnum.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printnum.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: alaparic <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/11/18 12:45:33 by alaparic #+# #+# */
/* Updated: 2022/12/01 12:34:55 by alaparic ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
int ft_putnbr(int n)
{
int len;
len = 0;
if (n == -2147483648)
{
len += ft_putchar('-');
len += ft_putchar('2');
n = 147483648;
}
if (n < 0)
{
len += ft_putchar('-');
n *= -1;
}
if (n >= 10)
{
len += ft_putnbr(n / 10);
len += ft_putnbr(n % 10);
}
else
len += ft_putchar(n + '0');
return (len);
}
int ft_puthex(unsigned int n, int flag)
{
char *chars;
int len;
len = 0;
if (flag == 1)
chars = "0123456789abcdef";
else
chars = "0123456789ABCDEF";
if (n >= 16)
{
len += ft_puthex(n / 16, flag);
len += ft_puthex(n % 16, flag);
}
else
len += ft_putchar(chars[n]);
return (len);
}
int ft_putunsig(unsigned int n)
{
int len;
len = 0;
if (n >= 10)
{
len += ft_putunsig(n / 10);
len += ft_putunsig(n % 10);
}
else
len += ft_putchar(n + '0');
return (len);
}
int ft_putpoint(unsigned long n)
{
char *chars;
int len;
len = 0;
chars = "0123456789abcdef";
if (n < 16)
{
len += ft_putstr("0x");
len += ft_putchar(chars[n]);
return (len);
}
len += ft_putpoint(n / 16);
len += ft_putchar(chars[n % 16]);
return (len);
}