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#include <stdlib.h>
23
24/* Path to the master pseudo terminal cloning device. */
25#define _PATH_DEVPTMX _PATH_DEV "ptmx"
26
27/* Open a master pseudo terminal and return its file descriptor. */
28int
29__posix_openpt (int oflag)
30{
31 return __open (_PATH_DEVPTMX, oflag);
32}
33weak_alias (__posix_openpt, posix_openpt)
34
35
36int
37__getpt (void)
38{
39 return __posix_openpt (O_RDWR);
40}
41libc_hidden_def (__getpt)
42weak_alias (__getpt, getpt)
43