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- /* Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc.
- 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
- #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_COND_COMPAT_T 12
- #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
- /* Thread identifiers. The structure of the attribute type is not
- exposed on purpose. */
- typedef unsigned long int pthread_t;
- union pthread_attr_t
- {
- char __size[__SIZEOF_PTHREAD_ATTR_T];
- long int __align;
- };
- #ifndef __have_pthread_attr_t
- typedef union pthread_attr_t pthread_attr_t;
- # define __have_pthread_attr_t 1
- #endif
- typedef struct __pthread_internal_list
- {
- struct __pthread_internal_list *__prev;
- struct __pthread_internal_list *__next;
- } __pthread_list_t;
- /* Data structures for mutex handling. The structure of the attribute
- type is not exposed on purpose. */
- typedef union
- {
- struct __pthread_mutex_s
- {
- int __lock;
- unsigned int __count;
- int __owner;
- unsigned int __nusers;
- /* KIND must stay at this position in the structure to maintain
- binary compatibility with static initializers. */
- int __kind;
- int __spins;
- __pthread_list_t __list;
- #define __PTHREAD_MUTEX_HAVE_PREV 1
- } __data;
- char __size[__SIZEOF_PTHREAD_MUTEX_T];
- long int __align;
- } pthread_mutex_t;
- typedef union
- {
- char __size[__SIZEOF_PTHREAD_MUTEXATTR_T];
- long int __align;
- } pthread_mutexattr_t;
- /* Data structure for conditional variable handling. The structure of
- the attribute type is not exposed on purpose. */
- typedef union
- {
- struct
- {
- int __lock;
- unsigned int __futex;
- __extension__ unsigned long long int __total_seq;
- __extension__ unsigned long long int __wakeup_seq;
- __extension__ unsigned long long int __woken_seq;
- void *__mutex;
- unsigned int __nwaiters;
- unsigned int __broadcast_seq;
- } __data;
- char __size[__SIZEOF_PTHREAD_COND_T];
- __extension__ 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;
- #if defined __USE_UNIX98 || defined __USE_XOPEN2K
- /* Data structure for read-write lock variable handling. The
- structure of the attribute type is not exposed on purpose. */
- typedef union
- {
- 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 __shared;
- unsigned long int __pad1;
- unsigned long int __pad2;
- unsigned int __flags;
- } __data;
- 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 */
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