1 | #include <stdlib.h> |
2 | #include <sys/ioctl.h> |
3 | #include <stdio.h> |
4 | #include <fcntl.h> |
5 | #include <errno(*__errno_location()).h> |
6 | #include "libc.h" |
7 | #include "syscall.h" |
8 | |
9 | int posix_openpt(int flags) |
10 | { |
11 | return open("/dev/ptmx", flags); |
12 | } |
13 | |
14 | int grantpt(int fd) |
15 | { |
16 | return 0; |
17 | } |
18 | |
19 | int unlockpt(int fd) |
20 | { |
21 | int unlock = 0; |
22 | return ioctl(fd, TIOCSPTLCK0x40045431, &unlock); |
23 | } |
24 | |
25 | int __ptsname_r(int fd, char *buf, size_t len) |
26 | { |
27 | int pty, err; |
| 1 | 'pty' declared without an initial value | |
|
28 | if (!buf) len = 0; |
| 2 | | Assuming 'buf' is non-null | |
|
| |
29 | if ((err = __syscall(SYS_ioctl, fd, TIOCGPTN, &pty)__syscall3(16,((long) (fd)),((long) (0x80045430)),((long) (& pty))))) return -err; |
| |
| |
30 | if (snprintf(buf, len, "/dev/pts/%d", pty) >= len) return ERANGE34; |
| 6 | | Function call argument is an uninitialized value |
|
31 | return 0; |
32 | } |
33 | |
34 | weak_alias(__ptsname_r, ptsname_r)extern __typeof(__ptsname_r) ptsname_r __attribute__((weak, alias ("__ptsname_r"))); |