197 lines
4.9 KiB
C
197 lines
4.9 KiB
C
/* Machine-specific pthread type layouts. SPARC version.
|
|
Copyright (C) 2003, 2004 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
|
|
|
|
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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#ifndef _BITS_PTHREADTYPES_H
|
|
#define _BITS_PTHREADTYPES_H 1
|
|
|
|
#include <bits/wordsize.h>
|
|
|
|
#if __WORDSIZE == 64
|
|
# define __SIZEOF_PTHREAD_ATTR_T 56
|
|
# define __SIZEOF_PTHREAD_MUTEX_T 40
|
|
# define __SIZEOF_PTHREAD_MUTEXATTR_T 4
|
|
# define __SIZEOF_PTHREAD_COND_T 48
|
|
# define __SIZEOF_PTHREAD_CONDATTR_T 4
|
|
# define __SIZEOF_PTHREAD_RWLOCK_T 56
|
|
# define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
|
|
# define __SIZEOF_PTHREAD_BARRIER_T 32
|
|
# define __SIZEOF_PTHREAD_BARRIERATTR_T 4
|
|
#else
|
|
# define __SIZEOF_PTHREAD_ATTR_T 36
|
|
# define __SIZEOF_PTHREAD_MUTEX_T 24
|
|
# define __SIZEOF_PTHREAD_MUTEXATTR_T 4
|
|
# define __SIZEOF_PTHREAD_COND_T 48
|
|
# define __SIZEOF_PTHREAD_CONDATTR_T 4
|
|
# define __SIZEOF_PTHREAD_RWLOCK_T 32
|
|
# define __SIZEOF_PTHREAD_RWLOCKATTR_T 8
|
|
# define __SIZEOF_PTHREAD_BARRIER_T 20
|
|
# define __SIZEOF_PTHREAD_BARRIERATTR_T 4
|
|
#endif
|
|
|
|
|
|
/* Thread identifiers. The structure of the attribute type is
|
|
deliberately not exposed. */
|
|
typedef unsigned long int pthread_t;
|
|
|
|
|
|
typedef union
|
|
{
|
|
char __size[__SIZEOF_PTHREAD_ATTR_T];
|
|
long int __align;
|
|
} pthread_attr_t;
|
|
|
|
|
|
/* Data structures for mutex handling. The structure of the attribute
|
|
type is deliberately not exposed. */
|
|
typedef union
|
|
{
|
|
struct
|
|
{
|
|
int __lock;
|
|
unsigned int __count;
|
|
int __owner;
|
|
#if __WORDSIZE == 64
|
|
unsigned int __nusers;
|
|
#endif
|
|
/* KIND must stay at this position in the structure to maintain
|
|
binary compatibility. */
|
|
int __kind;
|
|
#if __WORDSIZE != 64
|
|
unsigned int __nusers;
|
|
#endif
|
|
int __spins;
|
|
} __data;
|
|
char __size[__SIZEOF_PTHREAD_MUTEX_T];
|
|
long int __align;
|
|
} pthread_mutex_t;
|
|
|
|
typedef union
|
|
{
|
|
char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
|
|
int __align;
|
|
} pthread_mutexattr_t;
|
|
|
|
|
|
/* Data structure for conditional variable handling. The structure of
|
|
the attribute type is deliberately not exposed. */
|
|
typedef union
|
|
{
|
|
struct
|
|
{
|
|
int __lock;
|
|
unsigned int __futex;
|
|
unsigned long long int __total_seq;
|
|
unsigned long long int __wakeup_seq;
|
|
unsigned long long int __woken_seq;
|
|
void *__mutex;
|
|
unsigned int __nwaiters;
|
|
unsigned int __broadcast_seq;
|
|
} __data;
|
|
char __size[__SIZEOF_PTHREAD_COND_T];
|
|
long long int __align;
|
|
} pthread_cond_t;
|
|
|
|
typedef union
|
|
{
|
|
char __size[__SIZEOF_PTHREAD_CONDATTR_T];
|
|
int __align;
|
|
} pthread_condattr_t;
|
|
|
|
|
|
/* Keys for thread-specific data */
|
|
typedef unsigned int pthread_key_t;
|
|
|
|
|
|
/* Once-only execution */
|
|
typedef int pthread_once_t;
|
|
|
|
|
|
#ifdef __USE_UNIX98
|
|
/* Data structure for read-write lock variable handling. The
|
|
structure of the attribute type is deliberately not exposed. */
|
|
typedef union
|
|
{
|
|
# if __WORDSIZE == 64
|
|
struct
|
|
{
|
|
int __lock;
|
|
unsigned int __nr_readers;
|
|
unsigned int __readers_wakeup;
|
|
unsigned int __writer_wakeup;
|
|
unsigned int __nr_readers_queued;
|
|
unsigned int __nr_writers_queued;
|
|
int __writer;
|
|
int __pad1;
|
|
unsigned long int __pad2;
|
|
unsigned long int __pad3;
|
|
/* FLAGS must stay at this position in the structure to maintain
|
|
binary compatibility. */
|
|
unsigned int __flags;
|
|
} __data;
|
|
# else
|
|
struct
|
|
{
|
|
int __lock;
|
|
unsigned int __nr_readers;
|
|
unsigned int __readers_wakeup;
|
|
unsigned int __writer_wakeup;
|
|
unsigned int __nr_readers_queued;
|
|
unsigned int __nr_writers_queued;
|
|
/* FLAGS must stay at this position in the structure to maintain
|
|
binary compatibility. */
|
|
unsigned int __flags;
|
|
int __writer;
|
|
} __data;
|
|
# endif
|
|
char __size[__SIZEOF_PTHREAD_RWLOCK_T];
|
|
long int __align;
|
|
} pthread_rwlock_t;
|
|
|
|
typedef union
|
|
{
|
|
char __size[__SIZEOF_PTHREAD_RWLOCKATTR_T];
|
|
long int __align;
|
|
} pthread_rwlockattr_t;
|
|
#endif
|
|
|
|
|
|
#ifdef __USE_XOPEN2K
|
|
/* POSIX spinlock data type. */
|
|
typedef volatile int pthread_spinlock_t;
|
|
|
|
|
|
/* POSIX barriers data type. The structure of the type is
|
|
deliberately not exposed. */
|
|
typedef union
|
|
{
|
|
char __size[__SIZEOF_PTHREAD_BARRIER_T];
|
|
long int __align;
|
|
} pthread_barrier_t;
|
|
|
|
typedef union
|
|
{
|
|
char __size[__SIZEOF_PTHREAD_BARRIERATTR_T];
|
|
int __align;
|
|
} pthread_barrierattr_t;
|
|
#endif
|
|
|
|
|
|
#endif /* bits/pthreadtypes.h */
|