pty-private.h 1.4 KB

1234567891011121314151617181920212223242526272829303132333435363738394041
  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. The GNU C Library is free software; you can redistribute it and/or
  6. modify it under the terms of the GNU Library General Public License as
  7. published by the Free Software Foundation; either version 2 of the
  8. License, or (at your option) any later version.
  9. The GNU C Library is distributed in the hope that it will be useful,
  10. but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12. Library General Public License for more details.
  13. You should have received a copy of the GNU Library General Public
  14. License along with the GNU C Library; see the file COPYING.LIB. If not,
  15. see <http://www.gnu.org/licenses/>. */
  16. #ifndef _PTY_PRIVATE_H
  17. #define _PTY_PRIVATE_H 1
  18. /* The group slave pseudo terminals belong to. */
  19. #define TTY_GROUP "tty"
  20. /* The file descriptor connected to the master pseudo terminal. */
  21. #define PTY_FILENO 3
  22. /* Path to the helper program that implements `grantpt' in user space. */
  23. #define _PATH_PT_CHOWN "/sbin/pt_chown"
  24. /* Exit codes for the helper program. */
  25. enum /* failure modes */
  26. {
  27. FAIL_EBADF = 1,
  28. FAIL_EINVAL,
  29. FAIL_EACCES,
  30. FAIL_EXEC
  31. };
  32. #endif /* pty-private.h */