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Added: Pipex as ressources, not most readable code tho...

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Maieul BOYER 2024-03-27 13:42:54 +01:00
parent 9482844642
commit 5d425048f2
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other/pipex/src/lib/string/split_literals.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* split_literals.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/01/04 14:28:23 by maiboyer #+# #+# */
/* Updated: 2024/01/06 18:43:33 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "me/buffered_str/buf_str.h"
#include "me/char/isspace.h"
#include "me/string/inner/inner_split_literals.h"
#include "me/string/split_literals.h"
#include "me/string/str_clone.h"
#include "me/vec/vec_str.h"
#include <stdio.h>
#include <stdlib.h>
static inline void flip_and_set_false(bool *flip, bool *false_)
{
*flip = !(*flip);
*false_ = false;
}
static inline bool is_word_splitter(char c, t_str prefix)
{
(void)(prefix);
return (c == ' ' || c == '\n' || c == '\t');
}
static inline char set_thingy(t_const_str s, t_usize *idx, bool *esc,
bool *lit_sq)
{
char c;
bool error;
if (!lit_sq)
{
(*idx)++;
c = unescape(s, idx, esc, &error);
}
else
{
(*idx)++;
c = s[*idx];
}
return (c);
}
static inline void yes(t_const_str s, t_usize *idx, t_buffer_str *temp,
t_usize *len)
{
t_booleans b;
char c;
b.lit_sq = false;
b.lit_dq = false;
c = unescape(s, idx, &b.esc, &b.error);
while (c != '\0' && !b.esc && is_word_splitter(c, "\t@"))
c = unescape(s, ((*idx)++, idx), &b.esc, &b.error);
while (c != '\0')
{
if (((!b.lit_sq && !b.lit_dq && !b.esc) && is_word_splitter(c, ".")))
break ;
b.append = true;
if (c == '\'' && !b.esc && !b.lit_dq)
(flip_and_set_false(&b.lit_sq, &b.append), (*len)++);
if (c == '"' && !b.esc && !b.lit_sq)
(flip_and_set_false(&b.lit_dq, &b.append), (*len)++);
if (b.append)
(push_str_char(temp, c), (*len)++);
c = set_thingy(s, idx, &b.esc, &b.lit_sq);
}
}
t_error split_literals(t_const_str s, t_vec_str *out)
{
t_usize idx;
t_usize len;
t_buffer_str temp;
*out = vec_str_new(16, (t_free_str_item)free);
temp = alloc_new_buffer(64);
idx = 0;
while (s[idx])
{
len = 0;
yes(s, &idx, &temp, &len);
if (len == 0)
continue ;
if (vec_str_push(out, temp.buf))
return (str_free(temp), vec_str_free(*out), ERROR);
temp = alloc_new_buffer(64);
}
str_free(temp);
return (NO_ERROR);
}