glibc/sysdeps/generic/pty-private.h

46 lines
1.5 KiB
C

/* Internal defenitions and declarations for pseudo terminal functions.
Copyright (C) 1998-2014 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 */