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/* Copyright (C) 2002-2020 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>
int
__pthread_mutexattr_settype (pthread_mutexattr_t *attr, int kind)
{
struct pthread_mutexattr *iattr;
if (kind < PTHREAD_MUTEX_NORMAL || kind > PTHREAD_MUTEX_ADAPTIVE_NP)
return EINVAL;
/* Cannot distinguish between DEFAULT and NORMAL. So any settype
call disables elision for now. */
if (kind == PTHREAD_MUTEX_NORMAL)
kind |= PTHREAD_MUTEX_NO_ELISION_NP;
iattr = (struct pthread_mutexattr *) attr;
iattr->mutexkind = (iattr->mutexkind & PTHREAD_MUTEXATTR_FLAG_BITS) | kind;
return 0;
}
weak_alias (__pthread_mutexattr_settype, pthread_mutexattr_setkind_np)
weak_alias (__pthread_mutexattr_settype, pthread_mutexattr_settype)
hidden_def (__pthread_mutexattr_settype)
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