-
Notifications
You must be signed in to change notification settings - Fork 0
/
get_next_line_bonus.c
90 lines (81 loc) · 2.4 KB
/
get_next_line_bonus.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_next_line_bonus.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rde-mour <rde-mour@student.42sp.org.br> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/10/18 19:21:28 by rde-mour #+# #+# */
/* Updated: 2024/06/17 20:19:48 by rde-mour ### ########.org.br */
/* */
/* ************************************************************************** */
#include "get_next_line_bonus.h"
static char *gnl_build_string(t_buffered **list)
{
int i;
int size;
char *str;
t_buffered *tmp;
if (!list || !(*list))
return (NULL);
size = gnl_lstfind_character(*list, '\n', END_LINE);
str = (char *) malloc(sizeof(char) * size);
if (!str)
return (gnl_lstclear(list));
i = 0;
tmp = *list;
while (--size)
{
tmp = *list;
*(str + i++) = (*list)->character;
*list = (*list)->next;
free(tmp);
}
*(str + i) = '\0';
return (str);
}
static char *read_next_line(t_data *file)
{
ssize_t i;
i = 0;
if (gnl_lstfind_character(file->buffered, '\n', NEW_LINE))
return (gnl_build_string(&file->buffered));
file -> status = read(file->fd, file->buffer, BUFFER_SIZE);
if (file->status < 0)
return (gnl_lstclear(&file->buffered));
i = 0;
while (i < file->status)
gnl_lstadd_back(&file->buffered, *(file->buffer + i++));
if (!file->status)
return (gnl_build_string(&file->buffered));
return (read_next_line(file));
}
static char *gnl_lstclear_all(t_data file[])
{
size_t i;
if (!file)
return (NULL);
i = 0;
while (i < 1024)
{
if (file[i].buffered)
gnl_lstclear(&file[i].buffered);
i++;
}
return (NULL);
}
char *get_next_line(int fd)
{
static t_data file[1024];
char *str;
if (fd < 0 || fd > 1023)
return (gnl_lstclear_all(file));
file[fd].buffer = (char *) malloc(BUFFER_SIZE * sizeof(char));
if (!file[fd].buffer)
return (gnl_lstclear_all(file));
file[fd].fd = fd;
str = read_next_line(&file[fd]);
if (file[fd].buffer)
free(file[fd].buffer);
return (str);
}