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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_printf_put_precision.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rbousset <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/14 17:06:45 by rbousset #+# #+# */
/* Updated: 2020/02/14 17:06:45 by rbousset ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include <libft.h>
#include <stdlib.h>
static int
ft_printf_get_len(t_printflist *pflist)
{
if (pflist->conv == 'p' && pflist->precision > pflist->putlen)
return (pflist->precision - pflist->putlen + 2);
else if (pflist->precision > pflist->putlen && pflist->isneg == 0
&& pflist->isaplus == 0)
return (pflist->precision - pflist->putlen);
else if (pflist->precision >= pflist->putlen && pflist->isneg == 1)
{
if (pflist->isaz == 1)
return (pflist->precision - pflist->putlen - 1);
else
return (pflist->precision - pflist->putlen);
}
else if (pflist->precision >= pflist->putlen && pflist->isneg == 0
&& pflist->isaplus == 1)
{
if (pflist->isaz == 1)
return (pflist->precision - pflist->putlen);
else
return (pflist->precision - pflist->putlen + 1);
}
return (0);
}
/*
** Puts the correct amount of 0's when
** needed using pflist->precision.
** Used for %p, %d, %i, %u, %x and %X
*/
int
ft_printf_put_precision(t_printflist *pflist)
{
char *str;
int len;
len = 0;
if (pflist->precision >= pflist->putlen)
{
len = ft_printf_get_len(pflist);
if (!(str = (char*)malloc((len + 1) * sizeof(char))))
return (1);
str = ft_memset(str, '0', len);
*(str + len) = '\0';
ft_printf_cat_output(str, ft_strlen(str), pflist);
ft_memdel((void**)&str);
}
return (0);
}
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