glibc/nptl/thrd_join.c

31 lines
1.1 KiB
C

/* C11 threads thread join implementation.
Copyright (C) 2018-2020 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 "thrd_priv.h"
int
thrd_join (thrd_t thr, int *res)
{
void *pthread_res;
int err_code = __pthread_clockjoin_ex (thr, &pthread_res, 0, NULL, true);
if (res)
*res = (int) (uintptr_t) pthread_res;
return thrd_err_map (err_code);
}