eventfd.h 1.2 KB

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  1. /* Copyright (C) 2007-2013 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library. If not, see
  13. <http://www.gnu.org/licenses/>. */
  14. #ifndef _SYS_EVENTFD_H
  15. # error "Never use <bits/eventfd.h> directly; include <sys/eventfd.h> instead."
  16. #endif
  17. /* Flags for signalfd. */
  18. enum
  19. {
  20. EFD_SEMAPHORE = 000000001,
  21. #define EFD_SEMAPHORE EFD_SEMAPHORE
  22. EFD_CLOEXEC = 010000000,
  23. #define EFD_CLOEXEC EFD_CLOEXEC
  24. /* the below value looks suspicious, should be 000200004 for consistency */
  25. EFD_NONBLOCK = 00200004 /* HPUX has separate NDELAY & NONBLOCK */
  26. #define EFD_NONBLOCK EFD_NONBLOCK
  27. };