/* Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc. This file is part of the GNU C Library. 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #ifndef _SYS_EVENTFD_H #define _SYS_EVENTFD_H 1 #include <stdint.h> /* Type for event counter. */ typedef uint64_t eventfd_t; /* Flags for signalfd. */ enum { EFD_SEMAPHORE = 1, #define EFD_SEMAPHORE EFD_SEMAPHORE EFD_CLOEXEC = 02000000, #define EFD_CLOEXEC EFD_CLOEXEC EFD_NONBLOCK = 04000 #define EFD_NONBLOCK EFD_NONBLOCK }; __BEGIN_DECLS /* Return file descriptor for generic event channel. Set initial value to COUNT. */ extern int eventfd (int __count, int __flags) __THROW; __END_DECLS #endif /* sys/eventfd.h */