glibc/sysdeps/unix/sysv/linux/epoll_pwait2.c

45 lines
1.5 KiB
C

/* Implementation of epoll_pwait2 syscall wrapper.
Copyright (C) 2022-2023 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 <sys/epoll.h>
#include <sysdep.h>
int
__epoll_pwait2_time64 (int fd, struct epoll_event *ev, int maxev,
const struct __timespec64 *tmo, const sigset_t *s)
{
/* The syscall only supports 64-bit time_t. */
return SYSCALL_CANCEL (epoll_pwait2, fd, ev, maxev, tmo, s, __NSIG_BYTES);
}
#if __TIMESIZE != 64
libc_hidden_def (__epoll_pwait2_time64)
int
epoll_pwait2 (int fd, struct epoll_event *ev, int maxev,
const struct timespec *tmo, const sigset_t *s)
{
struct __timespec64 tmo64, *ptmo64 = NULL;
if (tmo != NULL)
{
tmo64 = valid_timespec_to_timespec64 (*tmo);
ptmo64 = &tmo64;
}
return __epoll_pwait2_time64 (fd, ev, maxev, ptmo64, s);
}
#endif