glibc/nptl/pthread_setconcurrency.c
Florian Weimer fec776b827 nptl: Move pthread_getconcurrency, pthread_setconcurrency into libc
The symbols were moved using scripts/move-symbol-to-libc.py,
in one commit due to their dependency on the internal
__concurrency_level variable.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2021-05-11 20:33:14 +02:00

47 lines
1.5 KiB
C

/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <errno.h>
#include "pthreadP.h"
#include <shlib-compat.h>
/* Global definition. Needed in pthread_getconcurrency as well. */
int __concurrency_level;
int
__pthread_setconcurrency (int level)
{
if (level < 0)
return EINVAL;
__concurrency_level = level;
/* XXX For ports which actually need to handle the concurrency level
some more code is probably needed here. */
return 0;
}
versioned_symbol (libc, __pthread_setconcurrency, pthread_setconcurrency,
GLIBC_2_34);
#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_1, GLIBC_2_34)
compat_symbol (libpthread, __pthread_setconcurrency, pthread_setconcurrency,
GLIBC_2_1);
#endif