platform_bionic/libc/private/thread_private.h
Elliott Hughes f2cea021ab Clean up <stdio.h> macros.
Also neuter __isthreaded.

We should come back to try to hide struct FILE's internals for LP64.

Bug: 3453512
Bug: 3453550
Change-Id: I7e115329fb4579246a72fea367b9fc8cb6055d18
2014-03-13 14:54:53 -07:00

40 lines
1.2 KiB
C

/* $OpenBSD: thread_private.h,v 1.18 2006/02/22 07:16:31 otto Exp $ */
/* PUBLIC DOMAIN: No Rights Reserved. Marco S Hyman <marc@snafu.org> */
#ifndef _THREAD_PRIVATE_H_
#define _THREAD_PRIVATE_H_
#include <pthread.h>
/*
* This file defines the thread library interface to libc. Thread
* libraries must implement the functions described here for proper
* inter-operation with libc. libc contains weak versions of the
* described functions for operation in a non-threaded environment.
*/
/*
* helper macro to make unique names in the thread namespace
*/
#define __THREAD_NAME(name) __CONCAT(_thread_tagname_,name)
struct __thread_private_tag_t {
pthread_mutex_t _private_lock;
pthread_key_t _private_key;
};
#define _THREAD_PRIVATE_MUTEX(name) \
static struct __thread_private_tag_t __THREAD_NAME(name) = { PTHREAD_MUTEX_INITIALIZER, -1 }
#define _THREAD_PRIVATE_MUTEX_LOCK(name) \
pthread_mutex_lock( &__THREAD_NAME(name)._private_lock )
#define _THREAD_PRIVATE_MUTEX_UNLOCK(name) \
pthread_mutex_unlock( &__THREAD_NAME(name)._private_lock )
void _thread_atexit_lock(void);
void _thread_atexit_unlock(void);
#define _ATEXIT_LOCK() _thread_atexit_lock()
#define _ATEXIT_UNLOCK() _thread_atexit_unlock()
#endif /* _THREAD_PRIVATE_H_ */