-
Notifications
You must be signed in to change notification settings - Fork 0
/
file_handler_bonus.c
63 lines (58 loc) · 1.51 KB
/
file_handler_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
#include "pipex_bonus.h"
int file_check(int argn, char **argv, int mod)
{
int fd;
fd = 0;
if (!access(argv[argn], F_OK) && !access(argv[argn], mod))
fd = open(argv[argn], O_RDWR);
if ((mod == R_OK && !fd) || (fd == -1 && errno == 21))
error_handler(argn, argv, -1);
if (mod == R_OK && ((fd > 0 && !close(fd)) || fd))
fd = error_handler(argn, argv, open(argv[argn], O_RDONLY));
if (mod == W_OK && ft_strncmp(argv[1], "here_doc", -1)
&& ((fd > 0 && !close(fd)) || fd))
fd = open(argv[argn], O_WRONLY | O_TRUNC | O_APPEND);
else if (mod == W_OK && ((fd > 0 && !close(fd)) || fd))
fd = open(argv[argn], O_WRONLY | O_APPEND);
else if (!fd)
fd = open(argv[argn], O_WRONLY | O_CREAT | O_EXCL | O_APPEND, 420);
if (!fd || fd == -1)
error_handler(argn, argv, -1);
return (fd);
}
int access_checker(char *path)
{
if (!access(path, F_OK))
{
if (!access(path, X_OK))
return (0);
return (-2);
}
return (-1);
}
int maninp(char **argv)
{
int pfd[2];
char buf[BUFFER_SIZE + 1];
int ret;
while (pipe(pfd))
;
ret = 1;
ft_putstr_fd("here_doc> ", 1);
while (1)
{
if (ret && ft_strrchr(buf, '\n'))
ft_putstr_fd("here_doc> ", 1);
ret = error_handler(0, argv, read(0, buf, BUFFER_SIZE));
buf[ret] = '\0';
if (ret - 1 == (int)ft_strlen(argv[2]) && ft_strnstr(buf, argv[2], -1))
{
error_handler(0, argv, close(pfd[1]));
ret = error_handler(0, argv, dup(pfd[0]));
error_handler(0, argv, close(pfd[0]));
return (ret);
}
ft_putstr_fd(buf, pfd[1]);
}
return (error_handler(0, argv, -1));
}