mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-26 20:51:11 +00:00
57 lines
1.8 KiB
C
57 lines
1.8 KiB
C
/* C11 threads thread sleep implementation - Linux variant.
|
|
Copyright (C) 2020-2023 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 <time.h>
|
|
#include <sysdep-cancel.h>
|
|
|
|
#include "thrd_priv.h"
|
|
|
|
int
|
|
__thrd_sleep64 (const struct __timespec64 *time_point,
|
|
struct __timespec64 *remaining)
|
|
{
|
|
int ret = __clock_nanosleep_time64 (CLOCK_REALTIME, 0, time_point,
|
|
remaining);
|
|
/* C11 states thrd_sleep function returns -1 if it has been interrupted
|
|
by a signal, or a negative value if it fails. */
|
|
switch (ret)
|
|
{
|
|
case 0: return 0;
|
|
case EINTR: return -1;
|
|
default: return -2;
|
|
}
|
|
}
|
|
|
|
#if __TIMESIZE != 64
|
|
libc_hidden_def (__thrd_sleep64)
|
|
|
|
int
|
|
__thrd_sleep (const struct timespec *time_point, struct timespec *remaining)
|
|
{
|
|
const struct __timespec64 treq64 = valid_timespec_to_timespec64 (*time_point);
|
|
struct __timespec64 trem64;
|
|
|
|
int ret = __thrd_sleep64 (&treq64, remaining != NULL ? &trem64 : NULL);
|
|
if (ret == -1 && remaining != NULL)
|
|
*remaining = valid_timespec64_to_timespec (trem64);
|
|
|
|
return ret;
|
|
}
|
|
#endif
|
|
weak_alias (__thrd_sleep, thrd_sleep)
|