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ft_print_int.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_print_int.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mcombeau <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/12/11 14:46:32 by mcombeau #+# #+# */
/* Updated: 2021/12/17 17:27:06 by mcombeau ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
int ft_print_i(char *nbstr, int n, t_flags flags)
{
int count;
count = 0;
if (n < 0)
{
if (flags.zero == 0 || flags.precision >= 0)
count += ft_print_c('-');
}
else if (flags.plus == 1 && flags.zero == 0)
count += ft_print_c('+');
else if (flags.space == 1 && flags.zero == 0)
count += ft_print_c(' ');
if (flags.precision >= 0)
count += ft_pad_width(flags.precision - 1,
ft_strlen(nbstr) - 1, 1);
count += ft_print_s(nbstr);
return (count);
}
int ft_print_sign_pre(int n, t_flags *flags)
{
int count;
count = 0;
if (n < 0 && flags->precision == -1)
{
count += ft_print_c('-');
flags->width--;
}
else if (flags->plus == 1)
count += ft_print_c('+');
else if (flags->space == 1)
{
count += ft_print_c(' ');
flags->width--;
}
return (count);
}
int ft_print_integer(char *nbstr, int n, t_flags flags)
{
int count;
count = 0;
if (flags.zero == 1)
count += ft_print_sign_pre(n, &flags);
if (flags.left == 1)
count += ft_print_i(nbstr, n, flags);
if (flags.precision >= 0 && (size_t)flags.precision < ft_strlen(nbstr))
flags.precision = ft_strlen(nbstr);
if (flags.precision >= 0)
{
flags.width -= flags.precision;
if (n < 0 && flags.left == 0)
flags.width -= 1;
count += ft_pad_width(flags.width, 0, 0);
}
else
count += ft_pad_width(flags.width - flags.plus - flags.space,
ft_strlen(nbstr), flags.zero);
if (flags.left == 0)
count += ft_print_i(nbstr, n, flags);
return (count);
}
int ft_print_int(int n, t_flags flags)
{
char *nbstr;
long nb;
int count;
nb = n;
count = 0;
if (nb < 0)
{
nb *= -1;
if (flags.zero == 0)
flags.width--;
}
if (flags.precision == 0 && n == 0)
{
count += ft_pad_width(flags.width, 0, 0);
return (count);
}
nbstr = ft_printf_itoa(nb);
if (!nbstr)
return (0);
count += ft_print_integer(nbstr, n, flags);
free(nbstr);
return (count);
}