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/* pthread_mutexattr_setprotocol. Generic version.
Copyright (C) 2002-2020 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 <pthread.h>
#include <pt-internal.h>
int
pthread_mutexattr_setprotocol (pthread_mutexattr_t *attr, int protocol)
{
if (protocol == __pthread_default_mutexattr.__protocol)
{
attr->__protocol = protocol;
return 0;
}
switch (protocol)
{
case PTHREAD_PRIO_NONE:
case PTHREAD_PRIO_INHERIT:
case PTHREAD_PRIO_PROTECT:
return ENOTSUP;
default:
return EINVAL;
}
}
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