1/* Functions for pseudo TTY handling.
 2   Copyright (C) 1996-2025 Free Software Foundation, Inc.
 3   This file is part of the GNU C Library.
 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#ifndef _PTY_H
20#define _PTY_H	1
21
22#include <features.h>
23
24struct termios;
25struct winsize;
26
27#include <termios.h>
28#include <sys/ioctl.h>
29
30
31__BEGIN_DECLS
32
33/* Create pseudo tty master slave pair with NAME and set terminal
34   attributes according to TERMP and WINP and return handles for both
35   ends in AMASTER and ASLAVE.  */
36extern int openpty (int *__amaster, int *__aslave, char *__name,
37		    const struct termios *__termp,
38		    const struct winsize *__winp) __THROW;
39
40/* Create child process and establish the slave pseudo terminal as the
41   child's controlling terminal.  */
42extern int forkpty (int *__amaster, char *__name,
43		    const struct termios *__termp,
44		    const struct winsize *__winp) __THROW;
45
46__END_DECLS
47
48#endif	/* pty.h */