mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-05 03:01:05 +00:00
60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
/* Copyright (C) 2007-2020 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
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <signal.h>
|
|
#include <unistd.h>
|
|
#include <sys/epoll.h>
|
|
|
|
#include <sysdep-cancel.h>
|
|
#include <sys/syscall.h>
|
|
|
|
#ifdef __NR_epoll_pwait
|
|
|
|
/* Wait for events on an epoll instance "epfd". Returns the number of
|
|
triggered events returned in "events" buffer. Or -1 in case of
|
|
error with the "errno" variable set to the specific error code. The
|
|
"events" parameter is a buffer that will contain triggered
|
|
events. The "maxevents" is the maximum number of events to be
|
|
returned ( usually size of "events" ). The "timeout" parameter
|
|
specifies the maximum wait time in milliseconds (-1 == infinite).
|
|
The thread's signal mask is temporarily and atomically replaced with
|
|
the one provided as parameter. */
|
|
|
|
int epoll_pwait (int epfd, struct epoll_event *events,
|
|
int maxevents, int timeout,
|
|
const sigset_t *set)
|
|
{
|
|
return SYSCALL_CANCEL (epoll_pwait, epfd, events, maxevents,
|
|
timeout, set, _NSIG / 8);
|
|
}
|
|
|
|
#else
|
|
|
|
int epoll_pwait (int epfd, struct epoll_event *events,
|
|
int maxevents, int timeout,
|
|
const sigset_t *set)
|
|
{
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
stub_warning (epoll_pwait)
|
|
|
|
#endif
|
|
|
|
libc_hidden_def (epoll_pwait)
|