1 | /* Copyright (C) 1998-2021 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <fcntl.h> |
20 | #include <unistd.h> |
21 | #include <paths.h> |
22 | |
23 | /* Path to the master pseudo terminal cloning device. */ |
24 | #define _PATH_DEVPTMX _PATH_DEV "ptmx" |
25 | |
26 | /* Open a master pseudo terminal and return its file descriptor. */ |
27 | int |
28 | __posix_openpt (int oflag) |
29 | { |
30 | return __open (_PATH_DEVPTMX, oflag); |
31 | } |
32 | weak_alias (__posix_openpt, posix_openpt) |
33 | |
34 | |
35 | int |
36 | __getpt (void) |
37 | { |
38 | return __posix_openpt (O_RDWR); |
39 | } |
40 | weak_alias (__getpt, getpt) |
41 | |