37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
/* $OpenBSD: thread_private.h,v 1.18 2006/02/22 07:16:31 otto Exp $ */
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/* PUBLIC DOMAIN: No Rights Reserved. Marco S Hyman <marc@snafu.org> */
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#pragma once
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#include <pthread.h>
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__BEGIN_DECLS
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/*
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* This file defines the thread library interface to libc. Thread
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* libraries must implement the functions described here for proper
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* inter-operation with libc. libc contains weak versions of the
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* described functions for operation in a non-threaded environment.
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*/
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#define __MUTEX_NAME(name) __CONCAT(__libc_mutex_,name)
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#define _THREAD_PRIVATE_MUTEX(name) static pthread_mutex_t __MUTEX_NAME(name) = PTHREAD_MUTEX_INITIALIZER
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#define _THREAD_PRIVATE_MUTEX_LOCK(name) pthread_mutex_lock(&__MUTEX_NAME(name))
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#define _THREAD_PRIVATE_MUTEX_UNLOCK(name) pthread_mutex_unlock(&__MUTEX_NAME(name))
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/* Note that these aren't compatible with the usual OpenBSD ones which lazy-initialize! */
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#define _MUTEX_LOCK(l) pthread_mutex_lock((pthread_mutex_t*) l)
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#define _MUTEX_UNLOCK(l) pthread_mutex_unlock((pthread_mutex_t*) l)
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__LIBC_HIDDEN__ void _thread_arc4_lock(void);
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__LIBC_HIDDEN__ void _thread_arc4_unlock(void);
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#define _ARC4_LOCK() _thread_arc4_lock()
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#define _ARC4_UNLOCK() _thread_arc4_unlock()
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#define _ARC4_ATFORK(f) pthread_atfork(NULL, NULL, (f))
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extern volatile sig_atomic_t _rs_forked;
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__END_DECLS
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