62 lines
1.9 KiB
C
62 lines
1.9 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_printptr.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: tchivert <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2019/09/04 05:07:17 by tchivert #+# #+# */
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/* Updated: 2019/09/10 02:49:05 by tchivert ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "ft_printf.h"
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static void ft_putwidth(t_env *env, int less, int arglen)
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{
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int i;
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int widthlen;
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i = 0;
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widthlen = env->width - arglen;
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if (env->width && ((!less && env->flags[2]) ||
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(less && !env->flags[2])))
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{
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while (++i <= widthlen)
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ft_putchar(' ');
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env->ret += i - 1;
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}
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}
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static void ft_putprec(t_env *env, int arglen)
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{
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int i;
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int preclen;
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i = 0;
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preclen = env->prec > arglen ? env->prec - arglen : 0;
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if (env->prec)
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{
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while (++i <= preclen)
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ft_putchar('0');
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env->ret += i - 1;
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}
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}
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void ft_printptr(t_env *env, uintptr_t arg)
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{
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if (env->width)
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ft_putwidth(env, 1, ft_nbrlen_base(arg, "0123456789abcdef") + 2);
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ft_putstr("0x");
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env->ret += 2;
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if (env->prec)
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ft_putprec(env, ft_nbrlen_base(arg, "0123456789abcdef"));
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if (env->prec != -1)
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{
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env->ret += ft_nbrlen_base(arg, "0123456789abcdef");
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ft_putnbr_base(arg, "0123456789abcdef");
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}
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if (env->width && env->flags[2])
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ft_putwidth(env, 0, ft_nbrlen_base(arg, "0123456789abcdef") + 2);
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}
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