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/* Get current value of timer TIMERID and store it in VALUE.
Copyright (C) 2017 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; see the file COPYING.LIB. If
not, see <http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <stdlib.h>
#include <time.h>
#include <sysdep.h>
#include "kernel-posix-timers.h"
int
__timerfd_gettime64 (int fd, struct __itimerspec64 *value)
{
int res;
struct itimerspec value32;
/* Only try and use this syscall if defined by kernel */
#ifdef __NR_timerfd_gettime64
if (__y2038_kernel_support())
{
res = INLINE_SYSCALL (timerfd_gettime64, 2, fd, value);
if (res == 0 || errno != ENOSYS)
return res;
}
#endif
res = INLINE_SYSCALL (timerfd_gettime, 2, fd, &value32);
if (res == 0)
{
value->it_value.tv_sec = value32.it_value.tv_sec;
value->it_value.tv_nsec = value32.it_value.tv_nsec;
value->it_interval.tv_sec = value32.it_interval.tv_sec;
value->it_interval.tv_nsec = value32.it_interval.tv_nsec;
}
return res;
}
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