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ft_data.c
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ft_data.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_data.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ehakam <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/12/15 21:08:45 by ehakam #+# #+# */
/* Updated: 2019/12/16 15:21:32 by ehakam ### ########.fr */
/* */
/* ************************************************************************** */
#include "libftprintf.h"
static void ft_data_zero(char **d, int prec)
{
if (*d && !ft_strncmp(*d, "0", 3) && prec == 0)
{
free(*d);
*d = ft_strdup("");
}
else if (*d && !ft_strncmp(*d, "0x0", 3) && prec == 0)
{
free(*d);
*d = ft_strdup("0x");
}
}
void *ft_data(char flg, va_list *l, int prec)
{
char *tmp;
if (ft_find("s", flg))
{
tmp = va_arg(*l, char *);
tmp = ft_strdup(tmp ? tmp : "(null)");
}
else if (ft_find("Ddi", flg))
tmp = ft_itoa(va_arg(*l, int));
else if (ft_find("c", flg))
tmp = ft_appendchar(NULL, va_arg(*l, int));
else if (ft_find("Xx", flg))
tmp = ft_itoh(va_arg(*l, unsigned int), flg);
else if (ft_find("p", flg))
tmp = ft_itoh(va_arg(*l, size_t), flg);
else if (flg == 'u')
tmp = ft_itoa(va_arg(*l, unsigned));
else if (flg == '%')
tmp = ft_appendchar(NULL, flg);
else
tmp = NULL;
ft_data_zero(&tmp, prec);
return (tmp);
}