/* Linux epoll_wait syscall implementation.

   Copyright (C) 2017-2018 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, see

   <http://www.gnu.org/licenses/>.  */

#include <stddef.h>

#include <unistd.h>

#include <sys/types.h>

#include <sys/epoll.h>

#include <sysdep-cancel.h>

int

epoll_wait (int epfd, struct epoll_event *events, int maxevents, int timeout)

{

#ifdef __NR_epoll_wait

  return SYSCALL_CANCEL (epoll_wait, epfd, events, maxevents, timeout);

#else

  return epoll_pwait (epfd, events, maxevents, timeout, NULL);

#endif

}