1 /* Internal defenitions and declarations for pseudo terminal functions. 2 Copyright (C) 1998 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998. 5 6 The GNU C Library is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Library General Public License as 8 published by the Free Software Foundation; either version 2 of the 9 License, or (at your option) any later version. 10 11 The GNU C Library is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Library General Public License for more details. 15 16 You should have received a copy of the GNU Library General Public 17 License along with the GNU C Library; see the file COPYING.LIB. If not, 18 see <http://www.gnu.org/licenses/>. */ 19 20 #ifndef _PTY_PRIVATE_H 21 #define _PTY_PRIVATE_H 1 22 23 /* The group slave pseudo terminals belong to. */ 24 #define TTY_GROUP "tty" 25 26 /* The file descriptor connected to the master pseudo terminal. */ 27 #define PTY_FILENO 3 28 29 /* Path to the helper program that implements `grantpt' in user space. */ 30 #define _PATH_PT_CHOWN "/sbin/pt_chown" 31 32 /* Exit codes for the helper program. */ 33 enum /* failure modes */ 34 { 35 FAIL_EBADF = 1, 36 FAIL_EINVAL, 37 FAIL_EACCES, 38 FAIL_EXEC 39 }; 40 41 #endif /* pty-private.h */ 42