OLD | NEW |
1 #include <stdlib.h> | 1 #include <stdlib.h> |
2 #include <sys/ioctl.h> | 2 #include <sys/ioctl.h> |
3 #include <stdio.h> | 3 #include <stdio.h> |
4 #include <fcntl.h> | 4 #include <fcntl.h> |
5 #include <errno.h> | 5 #include <errno.h> |
6 #include "libc.h" | 6 #include "libc.h" |
7 #include "syscall.h" | 7 #include "syscall.h" |
8 | 8 |
9 int posix_openpt(int flags) | 9 int posix_openpt(int flags) { |
10 { | 10 return open("/dev/ptmx", flags); |
11 » return open("/dev/ptmx", flags); | |
12 } | 11 } |
13 | 12 |
14 int grantpt(int fd) | 13 int grantpt(int fd) { |
15 { | 14 return 0; |
16 » return 0; | |
17 } | 15 } |
18 | 16 |
19 int unlockpt(int fd) | 17 int unlockpt(int fd) { |
20 { | 18 int unlock = 0; |
21 » int unlock = 0; | 19 return ioctl(fd, TIOCSPTLCK, &unlock); |
22 » return ioctl(fd, TIOCSPTLCK, &unlock); | |
23 } | 20 } |
24 | 21 |
25 int __ptsname_r(int fd, char *buf, size_t len) | 22 int __ptsname_r(int fd, char* buf, size_t len) { |
26 { | 23 int pty, err; |
27 » int pty, err; | 24 if (!buf) |
28 » if (!buf) len = 0; | 25 len = 0; |
29 » if ((err = __syscall(SYS_ioctl, fd, TIOCGPTN, &pty))) return -err; | 26 if ((err = __syscall(SYS_ioctl, fd, TIOCGPTN, &pty))) |
30 » if (snprintf(buf, len, "/dev/pts/%d", pty) >= len) return ERANGE; | 27 return -err; |
31 » return 0; | 28 if (snprintf(buf, len, "/dev/pts/%d", pty) >= len) |
| 29 return ERANGE; |
| 30 return 0; |
32 } | 31 } |
33 | 32 |
34 weak_alias(__ptsname_r, ptsname_r); | 33 weak_alias(__ptsname_r, ptsname_r); |
OLD | NEW |