1 /* Copyright (C) 2007-2022 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Lesser General Public 6 License as published by the Free Software Foundation; either 7 version 2.1 of the License, or (at your option) any later version. 8 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 Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public 15 License along with the GNU C Library; if not, see 16 <https://www.gnu.org/licenses/>. */ 17 18 #ifndef _SYS_EVENTFD_H 19 # error "Never use <bits/eventfd.h> directly; include <sys/eventfd.h> instead." 20 #endif 21 22 /* Flags for eventfd. */ 23 enum 24 { 25 EFD_SEMAPHORE = 00000001, 26 #define EFD_SEMAPHORE EFD_SEMAPHORE 27 EFD_CLOEXEC = 02000000, 28 #define EFD_CLOEXEC EFD_CLOEXEC 29 EFD_NONBLOCK = 00000200 30 #define EFD_NONBLOCK EFD_NONBLOCK 31 }; 32