mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-15 07:30:13 +00:00
52 lines
2.1 KiB
C
52 lines
2.1 KiB
C
/* Helper code for POSIX timer implementation on NPTL.
|
|
Copyright (C) 2000-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Kaz Kylheku <kaz@ashi.footprints.net>.
|
|
|
|
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; see the file COPYING.LIB. If
|
|
not, see <https://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef _TIMER_ROUTINES_H
|
|
#define _TIMER_ROUTINES_H 1
|
|
|
|
#include <internaltypes.h>
|
|
#include <string.h>
|
|
|
|
/* Compare two pthread_attr_t thread attributes for exact equality.
|
|
Returns 1 if they are equal, otherwise zero if they are not equal
|
|
or contain illegal values. This version is NPTL-specific for
|
|
performance reason. One could use the access functions to get the
|
|
values of all the fields of the attribute structure. */
|
|
static inline int
|
|
thread_attr_compare (const pthread_attr_t *left, const pthread_attr_t *right)
|
|
{
|
|
struct pthread_attr *ileft = (struct pthread_attr *) left;
|
|
struct pthread_attr *iright = (struct pthread_attr *) right;
|
|
|
|
return (ileft->flags == iright->flags
|
|
&& ileft->schedpolicy == iright->schedpolicy
|
|
&& (ileft->schedparam.sched_priority
|
|
== iright->schedparam.sched_priority)
|
|
&& ileft->guardsize == iright->guardsize
|
|
&& ileft->stackaddr == iright->stackaddr
|
|
&& ileft->stacksize == iright->stacksize
|
|
&& ((ileft->cpuset == NULL && iright->cpuset == NULL)
|
|
|| (ileft->cpuset != NULL && iright->cpuset != NULL
|
|
&& ileft->cpusetsize == iright->cpusetsize
|
|
&& memcmp (ileft->cpuset, iright->cpuset,
|
|
ileft->cpusetsize) == 0)));
|
|
}
|
|
|
|
#endif /* timer_routines.h */
|