1 /* Functions for pseudo TTY handling.
2    Copyright (C) 1996-2022 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 
24 struct termios;
25 struct 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.  */
36 extern 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.  */
42 extern 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 */
49