mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-27 05:00:15 +00:00
40 lines
1.4 KiB
C
40 lines
1.4 KiB
C
|
/* C11 threads thread sleep implementation.
|
||
|
|
Copyright (C) 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 <time.h>
|
||
|
|
#include <sysdep-cancel.h>
|
||
|
|
|
||
|
|
#include "thrd_priv.h"
|
||
|
|
|
||
|
|
int
|
||
|
|
thrd_sleep (const struct timespec* time_point, struct timespec* remaining)
|
||
|
|
{
|
||
|
|
INTERNAL_SYSCALL_DECL (err);
|
||
|
|
int ret = INTERNAL_SYSCALL_CANCEL (nanosleep, err, time_point, remaining);
|
||
|
|
if (INTERNAL_SYSCALL_ERROR_P (ret, err))
|
||
|
|
{
|
||
|
|
/* C11 states thrd_sleep function returns -1 if it has been interrupted
|
||
|
|
by a signal, or a negative value if it fails. */
|
||
|
|
ret = INTERNAL_SYSCALL_ERRNO (ret, err);
|
||
|
|
if (ret == EINTR)
|
||
|
|
return -1;
|
||
|
|
return -2;
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|