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46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/* Internal defenitions and declarations for pseudo terminal functions.
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Copyright (C) 1998-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _PTY_PRIVATE_H
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#define _PTY_PRIVATE_H 1
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/* The group slave pseudo terminals belong to. */
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#define TTY_GROUP "tty"
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/* The file descriptor connected to the master pseudo terminal. */
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#define PTY_FILENO 3
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/* Path to the helper program that implements `grantpt' in user space. */
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#define _PATH_PT_CHOWN LIBEXECDIR "/pt_chown"
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/* Test whether given TTY is really a Unix98 pseudo terminal. */
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/* #define unix98_pseudo_p(Dev) ... */
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/* Exit codes for the helper program. */
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enum /* failure modes */
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{
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FAIL_EBADF = 1,
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FAIL_EINVAL,
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FAIL_EACCES,
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FAIL_EXEC,
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FAIL_ENOMEM
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};
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#endif /* pty-private.h */
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