60 lines
2 KiB
C
60 lines
2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* oct.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: maix <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/11/18 01:19:18 by maix #+# #+# */
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/* Updated: 2023/12/11 19:17:23 by maiboyer ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "me/mem/mem_set.h"
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#include "me/printf/formatter/utils.h"
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#include "me/printf/printf.h"
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#include "me/string/str_len.h"
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#include <stdio.h>
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#define OCT_INLINE_BUF 23
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static void fill_oct(t_str out_buf, t_u64 num, t_str base)
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{
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t_usize i;
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mem_set(out_buf, 0, OCT_INLINE_BUF);
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out_buf[OCT_INLINE_BUF - 1] = 0;
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i = 0;
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while (i < OCT_INLINE_BUF - 1)
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{
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out_buf[OCT_INLINE_BUF - i - 2] = base[(num >> (3 * i) & 7)];
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i++;
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}
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}
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void printf_o(t_printf_arg data, t_printf_func f)
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{
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t_u64 value;
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char inline_buffer[OCT_INLINE_BUF];
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t_str start_num;
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t_str pretty;
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value = *(t_u64 *)data.argument;
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inline_buffer[0] = '0';
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inline_buffer[1] = '\0';
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pretty = "0o";
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if (value)
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fill_oct(inline_buffer, value, "01234567");
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start_num = &inline_buffer[0];
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while (start_num[1] != '\0' && start_num[0] == '0')
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start_num++;
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if (!value && data.extra.precision == 0 && (data.flags & PRECISION))
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{
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start_num = "";
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pretty = "";
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}
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pad_and_stuff(
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(t_pad_and_stuff_args){\
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.fill_zero = 0, .fill = 0, .len = str_len(start_num), .pretty = pretty, \
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.pretty_len = str_len(pretty), .str = start_num, .allow_zero_fill = true, \
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.sign = NULL, .sign_len = 0, }, data, f);
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}
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