89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* decimal.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 01:44:35 by maix #+# #+# */
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/* Updated: 2024/05/14 18:43:24 by maiboyer ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "me/mem/mem.h"
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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_clone.h"
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#include "me/string/str_len.h"
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#include <stdio.h>
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#include <stdlib.h>
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#define INT_INLINE_BUF 21
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static void itoa_inner(t_u64 nb, t_str out)
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{
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t_u64 modulus;
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bool need_print;
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char c;
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t_usize idx;
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need_print = false;
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modulus = 1000000000000000000;
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idx = 0;
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while (modulus)
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{
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c = (char)(nb / modulus) + '0';
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if (c != '0' || need_print)
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{
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out[idx++] = c;
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need_print = true;
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}
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nb = nb % modulus;
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modulus /= 10;
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}
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}
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static t_str itoa_64(t_i64 nb)
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{
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char out[INT_INLINE_BUF];
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t_u64 n;
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n = (t_u64)nb;
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mem_set(out, 0, INT_INLINE_BUF);
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if (nb < 0)
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itoa_inner(-n, out);
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else if (nb == 0)
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out[0] = '0';
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else
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itoa_inner(n, out);
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return (str_clone(out));
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}
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void printf_d(t_printf_arg data, t_printf_func f)
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{
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t_u64 value;
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t_str start_num;
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t_str sign;
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t_str void_write;
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value = *(t_i64 *)data.argument;
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if ((t_u64)value & ((t_u64)1 << 31))
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sign = "-";
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else
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sign = "+";
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if (!(data.flags & SIGN) && !((t_u64)value & ((t_u64)1 << 31)))
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sign = "";
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if (!(data.flags & SIGN) && data.extra.space_align
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&& !((t_u64)value & ((t_u64)1 << 31)))
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sign = " ";
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data.flags |= SIGN;
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start_num = itoa_64(value);
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handle_weird_precision_stuff(&data, (t_prec_strs){.out = &start_num,
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.free_out = true, .pretty = &void_write}, value);
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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, .sign = sign, .pretty = NULL, .len = \
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str_len(start_num), .pretty_len = 0, .str = start_num, .allow_zero_fill \
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= true, .sign_len = str_len(sign), }, data, f);
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mem_free(start_num);
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}
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