glibc/nptl/default-sched.h

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/* Determine calling thread's scheduling parameters. Stub version.
Copyright (C) 2014-2019 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, see <http://www.gnu.org/licenses/>. */
#include <assert.h>
/* This should fill in PD->schedpolicy if PD->flags does not contain
ATTR_FLAG_POLICY_SET, and set it; and PD->schedparam if PD->flags does
not contain ATTR_FLAG_SCHED_SET, and set it. It won't be called at all
if both bits are already set. */
static void
collect_default_sched (struct pthread *pd)
{
assert ((pd->flags & (ATTR_FLAG_SCHED_SET | ATTR_FLAG_POLICY_SET)) != 0);
/* The generic/stub version is a no-op rather than just using the
__sched_getscheduler and __sched_getparam functions so that there
won't be stub warnings for those functions just because pthread_create
was called without actually calling those. */
}