| /* Internal defenitions and declarations for pseudo terminal functions. |
| Copyright (C) 1998-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef _PTY_PRIVATE_H |
| #define _PTY_PRIVATE_H 1 |
| |
| /* The group slave pseudo terminals belong to. */ |
| #define TTY_GROUP "tty" |
| |
| /* The file descriptor connected to the master pseudo terminal. */ |
| #define PTY_FILENO 3 |
| |
| /* Path to the helper program that implements `grantpt' in user space. */ |
| #define _PATH_PT_CHOWN LIBEXECDIR "/pt_chown" |
| |
| /* Test whether given TTY is really a Unix98 pseudo terminal. */ |
| /* #define unix98_pseudo_p(Dev) ... */ |
| |
| /* Exit codes for the helper program. */ |
| enum /* failure modes */ |
| { |
| FAIL_EBADF = 1, |
| FAIL_EINVAL, |
| FAIL_EACCES, |
| FAIL_EXEC, |
| FAIL_ENOMEM |
| }; |
| |
| #endif /* pty-private.h */ |