pthread.h 43.3 KB
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/*
 * Posix Threads library for Microsoft Windows
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 *
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 * Use at own risk, there is no implied warranty to this code.
 * It uses undocumented features of Microsoft Windows that can change
 * at any time in the future.
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 *
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 * (C) 2010 Lockless Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
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 *
 *
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 *  * Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *  * Neither the name of Lockless Inc. nor the names of its contributors may be
 *    used to endorse or promote products derived from this software without
 *    specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AN
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
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 */

/*
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 * You may want to use the MingW64 winpthreads library instead.
 * It is based on this, but adds error checking.
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 */

/*
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 * Version 1.0.1 Released 2 Feb 2012
 * Fixes pthread_barrier_destroy() to wait for threads to exit the barrier.
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 */

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#ifndef WIN_PTHREADS
#define WIN_PTHREADS
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#include <windows.h>
#include <intrin.h>
#include <setjmp.h>
#include <errno.h>
#include <sys/timeb.h>
#include <process.h>
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#ifndef ETIMEDOUT
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#define ETIMEDOUT	110
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#endif
#ifndef ENOTSUP
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#define ENOTSUP		134
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#endif
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#define PTHREAD_CANCEL_DISABLE 0
#define PTHREAD_CANCEL_ENABLE 0x01
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#define PTHREAD_CANCEL_DEFERRED 0
#define PTHREAD_CANCEL_ASYNCHRONOUS 0x02
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#define PTHREAD_CREATE_JOINABLE 0
#define PTHREAD_CREATE_DETACHED 0x04
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#define PTHREAD_EXPLICT_SCHED 0
#define PTHREAD_INHERIT_SCHED 0x08
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#define PTHREAD_SCOPE_PROCESS 0
#define PTHREAD_SCOPE_SYSTEM 0x10

#define PTHREAD_DEFAULT_ATTR (PTHREAD_CANCEL_ENABLE)

#define PTHREAD_CANCELED ((void *) 0xDEADBEEF)

#define PTHREAD_ONCE_INIT 0
#define PTHREAD_MUTEX_INITIALIZER {(void*)-1,-1,0,0,0,0}
#define PTHREAD_RWLOCK_INITIALIZER {0}
#define PTHREAD_COND_INITIALIZER {0}
#define PTHREAD_BARRIER_INITIALIZER \
	{0,0,PTHREAD_MUTEX_INITIALIZER,PTHREAD_COND_INITIALIZER}
#define PTHREAD_SPINLOCK_INITIALIZER 0

#define PTHREAD_DESTRUCTOR_ITERATIONS 256
#define PTHREAD_KEYS_MAX (1<<20)

#define PTHREAD_MUTEX_NORMAL 0
#define PTHREAD_MUTEX_ERRORCHECK 1
#define PTHREAD_MUTEX_RECURSIVE 2
#define PTHREAD_MUTEX_DEFAULT 3
#define PTHREAD_MUTEX_SHARED 4
#define PTHREAD_MUTEX_PRIVATE 0
#define PTHREAD_PRIO_NONE 0
#define PTHREAD_PRIO_INHERIT 8
#define PTHREAD_PRIO_PROTECT 16
#define PTHREAD_PRIO_MULT 32
#define PTHREAD_PROCESS_SHARED 0
#define PTHREAD_PROCESS_PRIVATE 1

#define PTHREAD_BARRIER_SERIAL_THREAD 1

#ifdef _X86_
    #define INTERLOCKED_COMPARE_EXCHANGE(destination, exchange, comparand) _InterlockedCompareExchange((volatile long*) destination, (long) exchange, (long) comparand)
#else
    #define INTERLOCKED_COMPARE_EXCHANGE(destination, exchange, comparand) _InterlockedCompareExchangePointer((volatile PVOID*) destination, (void*) exchange, (void*) comparand)
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#endif

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#if defined(PTHREAD_BUILDING_SHARED_LIBRARY)
    #define PTHREAD_EXPORT __declspec(dllexport)
#elif defined(PTHREAD_BUILDING_STATIC_LIBRARY)
    #define PTHREAD_EXPORT
#else
    #define PTHREAD_EXPORT __declspec(dllimport)
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#endif


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/* Windows doesn't have this, so declare it ourselves. */
struct timespec
{
	/* long long in windows is the same as long in unix for 64bit */
	long long tv_sec;
	long long tv_nsec;
};
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typedef struct _pthread_cleanup _pthread_cleanup;
struct _pthread_cleanup
{
	void (*func)(void *);
	void *arg;
	_pthread_cleanup *next;
};
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struct _pthread_v
{
	void *ret_arg;
	void *(* func)(void *);
	_pthread_cleanup *clean;
	HANDLE h;
	int cancelled;
	unsigned p_state;
	int keymax;
	void **keyval;

	jmp_buf jb;
};
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typedef struct _pthread_v *pthread_t;

typedef struct pthread_barrier_t pthread_barrier_t;
struct pthread_barrier_t
{
	int count;
	int total;
	CRITICAL_SECTION m;
	CONDITION_VARIABLE cv;
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};

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typedef struct pthread_attr_t pthread_attr_t;
struct pthread_attr_t
{
	unsigned p_state;
	void *stack;
	size_t s_size;
};
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typedef long pthread_once_t;
typedef unsigned pthread_mutexattr_t;
typedef SRWLOCK pthread_rwlock_t;
typedef CRITICAL_SECTION pthread_mutex_t;
typedef unsigned pthread_key_t;
typedef void *pthread_barrierattr_t;
typedef long pthread_spinlock_t;
typedef int pthread_condattr_t;
typedef CONDITION_VARIABLE pthread_cond_t;
typedef int pthread_rwlockattr_t;
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extern PTHREAD_EXPORT volatile long _pthread_cancelling;

extern PTHREAD_EXPORT int _pthread_concur;

/* Will default to zero as needed */
extern PTHREAD_EXPORT pthread_once_t _pthread_tls_once;
extern PTHREAD_EXPORT DWORD _pthread_tls;
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/* Note initializer is zero, so this works */
extern PTHREAD_EXPORT pthread_rwlock_t _pthread_key_lock;
extern PTHREAD_EXPORT long _pthread_key_max;
extern PTHREAD_EXPORT long _pthread_key_sch;
extern PTHREAD_EXPORT void (**_pthread_key_dest)(void *);


#define pthread_cleanup_push(F, A)\
{\
	const _pthread_cleanup _pthread_cup = {(F), (A), pthread_self()->clean};\
	_ReadWriteBarrier();\
	pthread_self()->clean = (_pthread_cleanup *) &_pthread_cup;\
	_ReadWriteBarrier()

/* Note that if async cancelling is used, then there is a race here */
#define pthread_cleanup_pop(E)\
	(pthread_self()->clean = _pthread_cup.next, (E?_pthread_cup.func(_pthread_cup.arg):0));}

static void _pthread_once_cleanup(pthread_once_t *o)
{
	*o = 0;
}

static pthread_t pthread_self(void);
static int pthread_once(pthread_once_t *o, void (*func)(void))
{
	long state = *o;

	_ReadWriteBarrier();

	while (state != 1)
	{
		if (!state)
		{
			if (!_InterlockedCompareExchange(o, 2, 0))
			{
				/* Success */
#ifdef __cplusplus
				pthread_cleanup_push(reinterpret_cast<void (__cdecl *)(void *)>(_pthread_once_cleanup), o);
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#else
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                pthread_cleanup_push(_pthread_once_cleanup, o);
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#endif
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				func();
				pthread_cleanup_pop(0);
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				/* Mark as done */
				*o = 1;
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				return 0;
			}
		}
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		YieldProcessor();
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		_ReadWriteBarrier();
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		state = *o;
	}
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	/* Done */
	return 0;
}
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static int _pthread_once_raw(pthread_once_t *o, void (*func)(void))
{
	long state = *o;
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	_ReadWriteBarrier();
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	while (state != 1)
	{
		if (!state)
		{
			if (!_InterlockedCompareExchange(o, 2, 0))
			{
				/* Success */
				func();
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				/* Mark as done */
				*o = 1;
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				return 0;
			}
		}

		YieldProcessor();

		_ReadWriteBarrier();

		state = *o;
	}

	/* Done */
	return 0;
}

static int pthread_mutex_lock(pthread_mutex_t *m)
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{
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	EnterCriticalSection(m);
	return 0;
}
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static int pthread_mutex_unlock(pthread_mutex_t *m)
{
	LeaveCriticalSection(m);
	return 0;
}
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static int pthread_mutex_trylock(pthread_mutex_t *m)
{
	return TryEnterCriticalSection(m) ? 0 : EBUSY;
}
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static int pthread_mutex_init(pthread_mutex_t *m, pthread_mutexattr_t *a)
{
	(void) a;
	InitializeCriticalSection(m);
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	return 0;
}
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static int pthread_mutex_destroy(pthread_mutex_t *m)
{
	DeleteCriticalSection(m);
	return 0;
}
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#define pthread_mutex_getprioceiling(M, P) ENOTSUP
#define pthread_mutex_setprioceiling(M, P) ENOTSUP
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static int pthread_equal(pthread_t t1, pthread_t t2)
{
	return t1 == t2;
}
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static void pthread_testcancel(void);
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static int pthread_rwlock_init(pthread_rwlock_t *l, pthread_rwlockattr_t *a)
{
	(void) a;
	InitializeSRWLock(l);
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	return 0;
}
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static int pthread_rwlock_destroy(pthread_rwlock_t *l)
{
	(void) *l;
	return 0;
}
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static int pthread_rwlock_rdlock(pthread_rwlock_t *l)
{
	pthread_testcancel();
	AcquireSRWLockShared(l);
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	return 0;
}
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static int pthread_rwlock_wrlock(pthread_rwlock_t *l)
{
	pthread_testcancel();
	AcquireSRWLockExclusive(l);
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	return 0;
}
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static void pthread_tls_init(void)
{
	_pthread_tls = TlsAlloc();
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	/* Cannot continue if out of indexes */
	if (_pthread_tls == TLS_OUT_OF_INDEXES) abort();
}
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static int pthread_rwlock_unlock(pthread_rwlock_t *l)
{
	void *state = *(void **)l;

	if (state == (void *) 1)
	{
		/* Known to be an exclusive lock */
		ReleaseSRWLockExclusive(l);
	}
	else
	{
		/* A shared unlock will work */
		ReleaseSRWLockShared(l);
	}

	return 0;
}

static void _pthread_cleanup_dest(pthread_t t)
{
	int i, j;

	for (j = 0; j < PTHREAD_DESTRUCTOR_ITERATIONS; j++)
	{
		int flag = 0;

		for (i = 0; i < t->keymax; i++)
		{
			void *val = t->keyval[i];

			if (val)
			{
				pthread_rwlock_rdlock(&_pthread_key_lock);
				if ((uintptr_t) _pthread_key_dest[i] > 1)
				{
					/* Call destructor */
					t->keyval[i] = NULL;
					_pthread_key_dest[i](val);
					flag = 1;
				}
				pthread_rwlock_unlock(&_pthread_key_lock);
			}
		}

		/* Nothing to do? */
		if (!flag) return;
	}
}

static pthread_t pthread_self(void)
{
	pthread_t t;
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	_pthread_once_raw(&_pthread_tls_once, pthread_tls_init);
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	t = (pthread_t) TlsGetValue(_pthread_tls);
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	/* Main thread? */
	if (!t)
	{
		t = (pthread_t) malloc(sizeof(struct _pthread_v));
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		/* If cannot initialize main thread, then the only thing we can do is abort */
		if (!t) abort();
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		t->ret_arg = NULL;
		t->func = NULL;
		t->clean = NULL;
		t->cancelled = 0;
		t->p_state = PTHREAD_DEFAULT_ATTR;
		t->keymax = 0;
		t->keyval = NULL;
		t->h = GetCurrentThread();
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		/* Save for later */
		TlsSetValue(_pthread_tls, t);
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		if (setjmp(t->jb))
		{
			/* Make sure we free ourselves if we are detached */
			if (!t->h) free(t);
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			/* Time to die */
			_endthreadex(0);
		}
	}
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	return t;
}
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static int pthread_rwlock_tryrdlock(pthread_rwlock_t *l)
{
	/* Get the current state of the lock */
	void *state = *(void **) l;
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	if (!state)
	{
		/* Unlocked to locked */
		if (!INTERLOCKED_COMPARE_EXCHANGE((volatile PVOID *) l, (void *)0x11, NULL)) return 0;
		return EBUSY;
	}
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	/* A single writer exists */
	if (state == (void *) 1) return EBUSY;
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	/* Multiple writers exist? */
	if ((uintptr_t) state & 14) return EBUSY;
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	if ((void*) INTERLOCKED_COMPARE_EXCHANGE((volatile PVOID *) l, (void *) ((uintptr_t)state + 16), state) == state) return 0;
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	return EBUSY;
}
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static int pthread_rwlock_trywrlock(pthread_rwlock_t *l)
{
	/* Try to grab lock if it has no users */
	if (!INTERLOCKED_COMPARE_EXCHANGE((volatile PVOID *) l, (void *)1, NULL)) return 0;
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	return EBUSY;
}
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static unsigned long long _pthread_time_in_ms(void)
{
	struct __timeb64 tb;
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	_ftime64(&tb);
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	return tb.time * 1000 + tb.millitm;
}
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static unsigned long long _pthread_time_in_ms_from_timespec(const struct timespec *ts)
{
	unsigned long long t = ts->tv_sec * 1000;
	t += ts->tv_nsec / 1000000;

	return t;
}
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static unsigned long long _pthread_rel_time_in_ms(const struct timespec *ts)
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{
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	unsigned long long t1 = _pthread_time_in_ms_from_timespec(ts);
	unsigned long long t2 = _pthread_time_in_ms();
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	/* Prevent underflow */
	if (t1 < t2) return 0;
	return t1 - t2;
}
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static int pthread_rwlock_timedrdlock(pthread_rwlock_t *l, const struct timespec *ts)
{
	unsigned long long ct = _pthread_time_in_ms();
	unsigned long long t = _pthread_time_in_ms_from_timespec(ts);
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	pthread_testcancel();
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	/* Use a busy-loop */
	while (1)
	{
		/* Try to grab lock */
		if (!pthread_rwlock_tryrdlock(l)) return 0;
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		/* Get current time */
		ct = _pthread_time_in_ms();
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		/* Have we waited long enough? */
		if (ct > t) return ETIMEDOUT;
	}
}
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static int pthread_rwlock_timedwrlock(pthread_rwlock_t *l, const struct timespec *ts)
{
	unsigned long long ct = _pthread_time_in_ms();
	unsigned long long t = _pthread_time_in_ms_from_timespec(ts);
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	pthread_testcancel();
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	/* Use a busy-loop */
	while (1)
	{
		/* Try to grab lock */
		if (!pthread_rwlock_trywrlock(l)) return 0;
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		/* Get current time */
		ct = _pthread_time_in_ms();
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		/* Have we waited long enough? */
		if (ct > t) return ETIMEDOUT;
	}
}
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static int pthread_get_concurrency(int *val)
{
	*val = _pthread_concur;
	return 0;
}
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static int pthread_set_concurrency(int val)
{
	_pthread_concur = val;
	return 0;
}
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#define pthread_getschedparam(T, P, S) ENOTSUP
#define pthread_setschedparam(T, P, S) ENOTSUP
#define pthread_getcpuclockid(T, C) ENOTSUP

static int pthread_exit(void *res)
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{
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	pthread_t t = pthread_self();

	t->ret_arg = res;

	_pthread_cleanup_dest(t);

	longjmp(t->jb, 1);
}


static void _pthread_invoke_cancel(void)
{
	_pthread_cleanup *pcup;

	_InterlockedDecrement(&_pthread_cancelling);

	/* Call cancel queue */
	for (pcup = pthread_self()->clean; pcup; pcup = pcup->next)
	{
		pcup->func(pcup->arg);
	}

	pthread_exit(PTHREAD_CANCELED);
}

static void pthread_testcancel(void)
{
	if (_pthread_cancelling)
	{
		pthread_t t = pthread_self();

		if (t->cancelled && (t->p_state & PTHREAD_CANCEL_ENABLE))
		{
			_pthread_invoke_cancel();
		}
	}
}


static int pthread_cancel(pthread_t t)
{
	if (t->p_state & PTHREAD_CANCEL_ASYNCHRONOUS)
	{
		/* Dangerous asynchronous cancelling */
		CONTEXT ctxt;

		/* Already done? */
		if (t->cancelled) return ESRCH;
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		ctxt.ContextFlags = CONTEXT_CONTROL;
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		SuspendThread(t->h);
		GetThreadContext(t->h, &ctxt);
#ifdef _M_X64
		ctxt.Rip = (uintptr_t) _pthread_invoke_cancel;
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#else
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		ctxt.Eip = (uintptr_t) _pthread_invoke_cancel;
#endif
		SetThreadContext(t->h, &ctxt);
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		/* Also try deferred Cancelling */
		t->cancelled = 1;
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		/* Notify everyone to look */
		_InterlockedIncrement(&_pthread_cancelling);
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		ResumeThread(t->h);
	}
	else
	{
		/* Safe deferred Cancelling */
		t->cancelled = 1;
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		/* Notify everyone to look */
		_InterlockedIncrement(&_pthread_cancelling);
	}
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	return 0;
}
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static unsigned _pthread_get_state(pthread_attr_t *attr, unsigned flag)
{
	return attr->p_state & flag;
}
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static int _pthread_set_state(pthread_attr_t *attr, unsigned flag, unsigned val)
{
	if (~flag & val) return EINVAL;
	attr->p_state &= ~flag;
	attr->p_state |= val;
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	return 0;
}
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static int pthread_attr_init(pthread_attr_t *attr)
{
	attr->p_state = PTHREAD_DEFAULT_ATTR;
	attr->stack = NULL;
	attr->s_size = 0;
	return 0;
}
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static int pthread_attr_destroy(pthread_attr_t *attr)
{
	/* No need to do anything */
	return 0;
}
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static int pthread_attr_setdetachstate(pthread_attr_t *a, int flag)
{
	return _pthread_set_state(a, PTHREAD_CREATE_DETACHED, flag);
}
689

690
691
692
693
694
static int pthread_attr_getdetachstate(pthread_attr_t *a, int *flag)
{
	*flag = _pthread_get_state(a, PTHREAD_CREATE_DETACHED);
	return 0;
}
695

696
697
698
699
static int pthread_attr_setinheritsched(pthread_attr_t *a, int flag)
{
	return _pthread_set_state(a, PTHREAD_INHERIT_SCHED, flag);
}
700

701
702
703
704
705
static int pthread_attr_getinheritsched(pthread_attr_t *a, int *flag)
{
	*flag = _pthread_get_state(a, PTHREAD_INHERIT_SCHED);
	return 0;
}
706

707
708
709
710
static int pthread_attr_setscope(pthread_attr_t *a, int flag)
{
	return _pthread_set_state(a, PTHREAD_SCOPE_SYSTEM, flag);
}
711

712
713
714
715
716
static int pthread_attr_getscope(pthread_attr_t *a, int *flag)
{
	*flag = _pthread_get_state(a, PTHREAD_SCOPE_SYSTEM);
	return 0;
}
717

718
719
720
721
722
static int pthread_attr_getstackaddr(pthread_attr_t *attr, void **stack)
{
	*stack = attr->stack;
	return 0;
}
723

724
725
726
727
728
static int pthread_attr_setstackaddr(pthread_attr_t *attr, void *stack)
{
	attr->stack = stack;
	return 0;
}
729

730
731
732
733
734
static int pthread_attr_getstacksize(pthread_attr_t *attr, size_t *size)
{
	*size = attr->s_size;
	return 0;
}
735

736
737
738
739
740
static int pthread_attr_setstacksize(pthread_attr_t *attr, size_t size)
{
	attr->s_size = size;
	return 0;
}
741

742
743
744
745
746
747
#define pthread_attr_getguardsize(A, S) ENOTSUP
#define pthread_attr_setgaurdsize(A, S) ENOTSUP
#define pthread_attr_getschedparam(A, S) ENOTSUP
#define pthread_attr_setschedparam(A, S) ENOTSUP
#define pthread_attr_getschedpolicy(A, S) ENOTSUP
#define pthread_attr_setschedpolicy(A, S) ENOTSUP
748
749


750
751
752
static int pthread_setcancelstate(int state, int *oldstate)
{
	pthread_t t = pthread_self();
753

754
755
756
757
	if ((state & PTHREAD_CANCEL_ENABLE) != state) return EINVAL;
	if (oldstate) *oldstate = t->p_state & PTHREAD_CANCEL_ENABLE;
	t->p_state &= ~PTHREAD_CANCEL_ENABLE;
	t->p_state |= state;
758

759
760
	return 0;
}
761

762
763
764
static int pthread_setcanceltype(int type, int *oldtype)
{
	pthread_t t = pthread_self();
765

766
767
768
769
	if ((type & PTHREAD_CANCEL_ASYNCHRONOUS) != type) return EINVAL;
	if (oldtype) *oldtype = t->p_state & PTHREAD_CANCEL_ASYNCHRONOUS;
	t->p_state &= ~PTHREAD_CANCEL_ASYNCHRONOUS;
	t->p_state |= type;
770

771
772
	return 0;
}
773

774
775
776
777
static int pthread_create_wrapper(void *args)
{
	struct _pthread_v *tv = (_pthread_v*) args;
	int i, j;
778

779
	_pthread_once_raw(&_pthread_tls_once, pthread_tls_init);
780

781
	TlsSetValue(_pthread_tls, tv);
782

783
784
785
786
	if (!setjmp(tv->jb))
	{
		/* Call function and save return value */
		tv->ret_arg = tv->func(tv->ret_arg);
787

788
789
790
		/* Clean up destructors */
		_pthread_cleanup_dest(tv);
	}
791

792
793
794
795
796
797
	/* If we exit too early, then we can race with create */
	while (tv->h == (HANDLE) -1)
	{
		YieldProcessor();
		_ReadWriteBarrier();
	}
798

799
800
	/* Make sure we free ourselves if we are detached */
	if (!tv->h) free(tv);
801

802
803
	return 0;
}
804

805
806
807
808
static int pthread_create(pthread_t *th, pthread_attr_t *attr, void *(* func)(void *), void *arg)
{
	struct _pthread_v *tv = (_pthread_v*) malloc(sizeof(struct _pthread_v));
	unsigned ssize = 0;
809

810
	if (!tv) return 1;
811

812
	*th = tv;
813

814
815
816
817
818
819
820
821
822
	/* Save data in pthread_t */
	tv->ret_arg = arg;
	tv->func = func;
	tv->clean = NULL;
	tv->cancelled = 0;
	tv->p_state = PTHREAD_DEFAULT_ATTR;
	tv->keymax = 0;
	tv->keyval = NULL;
	tv->h = (HANDLE) -1;
823

824
825
826
827
828
	if (attr)
	{
		tv->p_state = attr->p_state;
		ssize = attr->s_size;
	}
829

830
831
	/* Make sure tv->h has value of -1 */
	_ReadWriteBarrier();
832

833
834
835
836
837
#ifdef __cplusplus
	tv->h = (HANDLE) _beginthreadex(NULL, ssize, reinterpret_cast<unsigned int (__stdcall *)(void *)>(pthread_create_wrapper), tv, 0, NULL);
#else
    tv->h = (HANDLE) _beginthreadex(NULL, ssize, pthread_create_wrapper, tv, 0, NULL);
#endif
838

839
840
	/* Failed */
	if (!tv->h) return 1;
841

842
843
844
845
846
847
	if (tv->p_state & PTHREAD_CREATE_DETACHED)
	{
		CloseHandle(tv->h);
		_ReadWriteBarrier();
		tv->h = 0;
	}
848

849
850
	return 0;
}
851

852
853
854
static int pthread_join(pthread_t t, void **res)
{
	struct _pthread_v *tv = t;
855

856
	pthread_testcancel();
857

858
859
	WaitForSingleObject(tv->h, INFINITE);
	CloseHandle(tv->h);
860

861
862
	/* Obtain return value */
	if (res) *res = tv->ret_arg;
863

864
	free(tv);
865

866
867
	return 0;
}
868

869
870
871
static int pthread_detach(pthread_t t)
{
	struct _pthread_v *tv = t;
872

873
874
875
876
	/*
	 * This can't race with thread exit because
	 * our call would be undefined if called on a dead thread.
	 */
877

878
879
880
	CloseHandle(tv->h);
	_ReadWriteBarrier();
	tv->h = 0;
881

882
883
	return 0;
}
884

885
886
887
888
889
static int pthread_mutexattr_init(pthread_mutexattr_t *a)
{
	*a = 0;
	return 0;
}
890

891
892
893
894
895
static int pthread_mutexattr_destroy(pthread_mutexattr_t *a)
{
	(void) a;
	return 0;
}
896

897
898
899
static int pthread_mutexattr_gettype(pthread_mutexattr_t *a, int *type)
{
	*type = *a & 3;
900

901
902
	return 0;
}
903

904
905
906
907
908
static int pthread_mutexattr_settype(pthread_mutexattr_t *a, int type)
{
	if ((unsigned) type > 3) return EINVAL;
	*a &= ~3;
	*a |= type;
909

910
911
	return 0;
}
912

913
914
915
static int pthread_mutexattr_getpshared(pthread_mutexattr_t *a, int *type)
{
	*type = *a & 4;
916

917
918
	return 0;
}
919

920
921
922
static int pthread_mutexattr_setpshared(pthread_mutexattr_t * a, int type)
{
	if ((type & 4) != type) return EINVAL;
923

924
925
	*a &= ~4;
	*a |= type;
926

927
928
	return 0;
}
929

930
931
932
static int pthread_mutexattr_getprotocol(pthread_mutexattr_t *a, int *type)
{
	*type = *a & (8 + 16);
933

934
935
	return 0;
}
936

937
938
939
static int pthread_mutexattr_setprotocol(pthread_mutexattr_t *a, int type)
{
	if ((type & (8 + 16)) != 8 + 16) return EINVAL;
940

941
942
	*a &= ~(8 + 16);
	*a |= type;
943

944
945
	return 0;
}
946

947
948
949
950
951
static int pthread_mutexattr_getprioceiling(pthread_mutexattr_t *a, int * prio)
{
	*prio = *a / PTHREAD_PRIO_MULT;
	return 0;
}
952

953
954
955
956
static int pthread_mutexattr_setprioceiling(pthread_mutexattr_t *a, int prio)
{
	*a &= (PTHREAD_PRIO_MULT - 1);
	*a += prio * PTHREAD_PRIO_MULT;
957

958
959
	return 0;
}
960

961
962
963
static int pthread_mutex_timedlock(pthread_mutex_t *m, struct timespec *ts)
{
	unsigned long long t, ct;
964

965
966
967
968
969
970
971
972
973
	struct _pthread_crit_t
	{
		void *debug;
		LONG count;
		LONG r_count;
		HANDLE owner;
		HANDLE sem;
		ULONG_PTR spin;
	};
974

975
976
	/* Try to lock it without waiting */
	if (!pthread_mutex_trylock(m)) return 0;
977

978
979
	ct = _pthread_time_in_ms();
	t = _pthread_time_in_ms_from_timespec(ts);
980

981
982
983
984
	while (1)
	{
		/* Have we waited long enough? */
		if (ct > t) return ETIMEDOUT;
985

986
987
		/* Wait on semaphore within critical section */
		WaitForSingleObject(((struct _pthread_crit_t *)m)->sem, t - ct);
988

989
990
		/* Try to grab lock */
		if (!pthread_mutex_trylock(m)) return 0;
991

992
993
994
995
		/* Get current time */
		ct = _pthread_time_in_ms();
	}
}
996

997
#define _PTHREAD_BARRIER_FLAG (1<<30)
998

999
1000
1001
static int pthread_barrier_destroy(pthread_barrier_t *b)
{
	EnterCriticalSection(&b->m);
1002

1003
1004
1005
1006
1007
	while (b->total > _PTHREAD_BARRIER_FLAG)
	{
		/* Wait until everyone exits the barrier */
		SleepConditionVariableCS(&b->cv, &b->m, INFINITE);
	}
1008

1009
	LeaveCriticalSection(&b->m);
1010

1011
	DeleteCriticalSection(&b->m);
1012

1013
1014
	return 0;
}
1015

1016
1017
1018
1019
static int pthread_barrier_init(pthread_barrier_t *b, void *attr, int count)
{
	/* Ignore attr */
	(void) attr;
1020

1021
1022
	b->count = count;
	b->total = 0;
1023

1024
1025
	InitializeCriticalSection(&b->m);
	InitializeConditionVariable(&b->cv);
1026

1027
1028
	return 0;
}
1029

1030
1031
1032
static int pthread_barrier_wait(pthread_barrier_t *b)
{
	EnterCriticalSection(&b->m);
1033

1034
1035
1036
1037
1038
	while (b->total > _PTHREAD_BARRIER_FLAG)
	{
		/* Wait until everyone exits the barrier */
		SleepConditionVariableCS(&b->cv, &b->m, INFINITE);
	}
1039

1040
1041
	/* Are we the first to enter? */
	if (b->total == _PTHREAD_BARRIER_FLAG) b->total = 0;
1042

1043
	b->total++;
1044

1045
1046
1047
1048
	if (b->total == b->count)
	{
		b->total += _PTHREAD_BARRIER_FLAG - 1;
		WakeAllConditionVariable(&b->cv);
1049

1050
		LeaveCriticalSection(&b->m);
1051

1052
1053
1054
1055
1056
1057
1058
1059
1060
		return 1;
	}
	else
	{
		while (b->total < _PTHREAD_BARRIER_FLAG)
		{
			/* Wait until enough threads enter the barrier */
			SleepConditionVariableCS(&b->cv, &b->m, INFINITE);
		}
1061

1062
		b->total--;
1063

1064
1065
		/* Get entering threads to wake up */
		if (b->total == _PTHREAD_BARRIER_FLAG) WakeAllConditionVariable(&b->cv);
1066

1067
		LeaveCriticalSection(&b->m);
1068

1069
1070
1071
		return 0;
	}
}
1072

1073
1074
1075
1076
1077
static int pthread_barrierattr_init(void **attr)
{
	*attr = NULL;
	return 0;
}
1078

1079
1080
1081
1082
static int pthread_barrierattr_destroy(void **attr)
{
	/* Ignore attr */
	(void) attr;
1083

1084
1085
	return 0;
}
1086

1087
1088
1089
1090
1091
static int pthread_barrierattr_setpshared(void **attr, int s)
{
	*attr = (void *) s;
	return 0;
}
1092

1093
1094
1095
static int pthread_barrierattr_getpshared(void **attr, int *s)
{
	*s = (int) (size_t) *attr;
1096

1097
1098
	return 0;
}
1099

1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
static int pthread_key_create(pthread_key_t *key, void (* dest)(void *))
{
	int i;
	long nmax;
	void (**d)(void *);

	if (!key) return EINVAL;

	pthread_rwlock_wrlock(&_pthread_key_lock);

	for (i = _pthread_key_sch; i < _pthread_key_max; i++)
	{
		if (!_pthread_key_dest[i])
		{
			*key = i;
			if (dest)
			{
				_pthread_key_dest[i] = dest;
			}
			else
			{
				_pthread_key_dest[i] = (void(*)(void *))1;
			}
			pthread_rwlock_unlock(&_pthread_key_lock);

			return 0;
		}
	}

	for (i = 0; i < _pthread_key_sch; i++)
	{
		if (!_pthread_key_dest[i])
		{
			*key = i;
			if (dest)
			{
				_pthread_key_dest[i] = dest;
			}
			else
			{
				_pthread_key_dest[i] = (void(*)(void *))1;
			}
			pthread_rwlock_unlock(&_pthread_key_lock);

			return 0;
		}
	}

	if (!_pthread_key_max) _pthread_key_max = 1;
	if (_pthread_key_max == PTHREAD_KEYS_MAX)
	{
		pthread_rwlock_unlock(&_pthread_key_lock);

		return ENOMEM;
	}

	nmax = _pthread_key_max * 2;
	if (nmax > PTHREAD_KEYS_MAX) nmax = PTHREAD_KEYS_MAX;

	/* No spare room anywhere */
#ifdef __cplusplus
	d = reinterpret_cast<void (__cdecl **)(void *)>(realloc(_pthread_key_dest, nmax * sizeof(*d)));
#else
    d = realloc(_pthread_key_dest, nmax * sizeof(*d));
1164
#endif
1165
1166
1167
    if (!d)
	{
		pthread_rwlock_unlock(&_pthread_key_lock);
1168

1169
1170
		return ENOMEM;
	}
1171

1172
1173
	/* Clear new region */
	memset((void *) &d[_pthread_key_max], 0, (nmax-_pthread_key_max)*sizeof(void *));
1174

1175
1176
1177
1178
1179
	/* Use new region */
	_pthread_key_dest = d;
	_pthread_key_sch = _pthread_key_max + 1;
	*key = _pthread_key_max;
	_pthread_key_max = nmax;
1180

1181
1182
1183
1184
1185
1186
1187
1188
	if (dest)
	{
		_pthread_key_dest[*key] = dest;
	}
	else
	{
		_pthread_key_dest[*key] = (void(*)(void *))1;
	}
1189

1190
	pthread_rwlock_unlock(&_pthread_key_lock);
1191

1192
1193
	return 0;
}
1194

1195
1196
1197
1198
static int pthread_key_delete(pthread_key_t key)
{
	if (key > _pthread_key_max) return EINVAL;
	if (!_pthread_key_dest) return EINVAL;
1199

1200
1201
	pthread_rwlock_wrlock(&_pthread_key_lock);
	_pthread_key_dest[key] = NULL;
1202

1203
1204
	/* Start next search from our location */
	if (_pthread_key_sch > key) _pthread_key_sch = key;
1205

1206
	pthread_rwlock_unlock(&_pthread_key_lock);
1207

1208
1209
	return 0;
}
1210

1211
1212
1213
static void *pthread_getspecific(pthread_key_t key)
{
	pthread_t t = pthread_self();
1214

1215
1216
1217
	if (key >= t->keymax) return NULL;

	return t->keyval[key];
1218

1219
}
1220

1221
1222
1223
static int pthread_setspecific(pthread_key_t key, const void *value)
{
	pthread_t t = pthread_self();
1224

1225
1226
1227
1228
	if (key > t->keymax)
	{
		int keymax = (key + 1) * 2;
		void **kv = (void**) realloc(t->keyval, keymax * sizeof(void *));
1229

1230
		if (!kv) return ENOMEM;
1231

1232
1233
		/* Clear new region */
		memset(&kv[t->keymax], 0, (keymax - t->keymax)*sizeof(void*));
1234

1235
1236
1237
		t->keyval = kv;
		t->keymax = keymax;
	}
1238

1239
	t->keyval[key] = (void *) value;
1240

1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
	return 0;
}


static int pthread_spin_init(pthread_spinlock_t *l, int pshared)
{
	(void) pshared;

	*l = 0;
	return 0;
}

static int pthread_spin_destroy(pthread_spinlock_t *l)
{
	(void) l;
	return 0;
}

/* No-fair spinlock due to lack of knowledge of thread number */
static int pthread_spin_lock(pthread_spinlock_t *l)
{
	while (_InterlockedExchange(l, EBUSY))
	{
		/* Don't lock the bus whilst waiting */
		while (*l)
		{
			YieldProcessor();

			/* Compiler barrier.  Prevent caching of *l */
			_ReadWriteBarrier();
		}
	}

	return 0;
}

static int pthread_spin_trylock(pthread_spinlock_t *l)
{
	return _InterlockedExchange(l, EBUSY);
}

static int pthread_spin_unlock(pthread_spinlock_t *l)
{
	/* Compiler barrier.  The store below acts with release symmantics */
	_ReadWriteBarrier();

	*l = 0;

	return 0;
}

static int pthread_cond_init(pthread_cond_t *c, pthread_condattr_t *a)
{
	(void) a;

	InitializeConditionVariable(c);
	return 0;
}

static int pthread_cond_signal(pthread_cond_t *c)
{
	WakeConditionVariable(c);
	return 0;
}

static int pthread_cond_broadcast(pthread_cond_t *c)
{
	WakeAllConditionVariable(c);
	return 0;
}

static int pthread_cond_wait(pthread_cond_t *c, pthread_mutex_t *m)
{
	pthread_testcancel();
	SleepConditionVariableCS(c, m, INFINITE);
	return 0;
}

static int pthread_cond_destroy(pthread_cond_t *c)
{
	(void) c;
	return 0;
}

static int pthread_cond_timedwait(pthread_cond_t *c, pthread_mutex_t *m, struct timespec *t)
{
	unsigned long long tm = _pthread_rel_time_in_ms(t);
1328

1329
	pthread_testcancel();
1330

1331
	if (!SleepConditionVariableCS(c, m, tm)) return ETIMEDOUT;
1332

1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
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	/* We can have a spurious wakeup after the timeout */
	if (!_pthread_rel_time_in_ms(t)) return ETIMEDOUT;

	return 0;
}

static int pthread_condattr_destroy(pthread_condattr_t *a)
{
	(void) a;
	return 0;
}

#define pthread_condattr_getclock(A, C) ENOTSUP
#define pthread_condattr_setclock(A, C) ENOTSUP

static int pthread_condattr_init(pthread_condattr_t *a)
{
	*a = 0;
	return 0;
}

static int pthread_condattr_getpshared(pthread_condattr_t *a, int *s)
{
	*s = *a;
	return 0;
}

static int pthread_condattr_setpshared(pthread_condattr_t *a, int s)
{
	*a = s;
	return 0;
}

static int pthread_rwlockattr_destroy(pthread_rwlockattr_t *a)
{
	(void) a;
	return 0;
}

static int pthread_rwlockattr_init(pthread_rwlockattr_t *a)
{
	*a = 0;
}

static int pthread_rwlockattr_getpshared(pthread_rwlockattr_t *a, int *s)
{
	*s = *a;
	return 0;
}

static int pthread_rwlockattr_setpshared(pthread_rwlockattr_t *a, int s)
{
	*a = s;
	return 0;
}


/* No fork() in windows - so ignore this */
#define pthread_atfork(F1,F2,F3) 0

/* Windows has rudimentary signals support */
#define pthread_kill(T, S) 0
#define pthread_sigmask(H, S1, S2) 0


/* Wrap cancellation points */
/*
#define accept(...) (pthread_testcancel(), accept(__VA_ARGS__))
#define aio_suspend(...) (pthread_testcancel(), aio_suspend(__VA_ARGS__))
#define clock_nanosleep(...) (pthread_testcancel(), clock_nanosleep(__VA_ARGS__))
#define close(...) (pthread_testcancel(), close(__VA_ARGS__))
#define connect(...) (pthread_testcancel(), connect(__VA_ARGS__))
#define creat(...) (pthread_testcancel(), creat(__VA_ARGS__))
#define fcntl(...) (pthread_testcancel(), fcntl(__VA_ARGS__))
#define fdatasync(...) (pthread_testcancel(), fdatasync(__VA_ARGS__))
#define fsync(...) (pthread_testcancel(), fsync(__VA_ARGS__))
#define getmsg(...) (pthread_testcancel(), getmsg(__VA_ARGS__))
#define getpmsg(...) (pthread_testcancel(), getpmsg(__VA_ARGS__))
#define lockf(...) (pthread_testcancel(), lockf(__VA_ARGS__))
#define mg_receive(...) (pthread_testcancel(), mg_receive(__VA_ARGS__))
#define mg_send(...) (pthread_testcancel(), mg_send(__VA_ARGS__))
#define mg_timedreceive(...) (pthread_testcancel(), mg_timedreceive(__VA_ARGS__))
#define mg_timessend(...) (pthread_testcancel(), mg_timedsend(__VA_ARGS__))
#define msgrcv(...) (pthread_testcancel(), msgrecv(__VA_ARGS__))
#define msgsnd(...) (pthread_testcancel(), msgsnd(__VA_ARGS__))
#define msync(...) (pthread_testcancel(), msync(__VA_ARGS__))
#define nanosleep(...) (pthread_testcancel(), nanosleep(__VA_ARGS__))
#define open(...) (pthread_testcancel(), open(__VA_ARGS__))
#define pause(...) (pthread_testcancel(), pause(__VA_ARGS__))
#define poll(...) (pthread_testcancel(), poll(__VA_ARGS__))
#define pread(...) (pthread_testcancel(), pread(__VA_ARGS__))
#define pselect(...) (pthread_testcancel(), pselect(__VA_ARGS__))
#define putmsg(...) (pthread_testcancel(), putmsg(__VA_ARGS__))
#define putpmsg(...) (pthread_testcancel(), putpmsg(__VA_ARGS__))
#define pwrite(...) (pthread_testcancel(), pwrite(__VA_ARGS__))
#define read(...) (pthread_testcancel(), read(__VA_ARGS__))
#define readv(...) (pthread_testcancel(), readv(__VA_ARGS__))
#define recv(...) (pthread_testcancel(), recv(__VA_ARGS__))
#define recvfrom(...) (pthread_testcancel(), recvfrom(__VA_ARGS__))
#define recvmsg(...) (pthread_testcancel(), recvmsg(__VA_ARGS__))
#define select(...) (pthread_testcancel(), select(__VA_ARGS__))
#define sem_timedwait(...) (pthread_testcancel(), sem_timedwait(__VA_ARGS__))
#define sem_wait(...) (pthread_testcancel(), sem_wait(__VA_ARGS__))
#define send(...) (pthread_testcancel(), send(__VA_ARGS__))
#define sendmsg(...) (pthread_testcancel(), sendmsg(__VA_ARGS__))
#define sendto(...) (pthread_testcancel(), sendto(__VA_ARGS__))
#define sigpause(...) (pthread_testcancel(), sigpause(__VA_ARGS__))
#define sigsuspend(...) (pthread_testcancel(), sigsuspend(__VA_ARGS__))
#define sigwait(...) (pthread_testcancel(), sigwait(__VA_ARGS__))
#define sigwaitinfo(...) (pthread_testcancel(), sigwaitinfo(__VA_ARGS__))
#define sleep(...) (pthread_testcancel(), sleep(__VA_ARGS__))
//#define Sleep(...) (pthread_testcancel(), Sleep(__VA_ARGS__))
#define system(...) (pthread_testcancel(), system(__VA_ARGS__))


#define access(...) (pthread_testcancel(), access(__VA_ARGS__))
#define asctime(...) (pthread_testcancel(), asctime(__VA_ARGS__))
#define asctime_r(...) (pthread_testcancel(), asctime_r(__VA_ARGS__))
#define catclose(...) (pthread_testcancel(), catclose(__VA_ARGS__))
#define catgets(...) (pthread_testcancel(), catgets(__VA_ARGS__))
#define catopen(...) (pthread_testcancel(), catopen(__VA_ARGS__))
#define closedir(...) (pthread_testcancel(), closedir(__VA_ARGS__))
#define closelog(...) (pthread_testcancel(), closelog(__VA_ARGS__))
#define ctermid(...) (pthread_testcancel(), ctermid(__VA_ARGS__))
#define ctime(...) (pthread_testcancel(), ctime(__VA_ARGS__))
#define ctime_r(...) (pthread_testcancel(), ctime_r(__VA_ARGS__))
#define dbm_close(...) (pthread_testcancel(), dbm_close(__VA_ARGS__))
#define dbm_delete(...) (pthread_testcancel(), dbm_delete(__VA_ARGS__))
#define dbm_fetch(...) (pthread_testcancel(), dbm_fetch(__VA_ARGS__))
#define dbm_nextkey(...) (pthread_testcancel(), dbm_nextkey(__VA_ARGS__))
#define dbm_open(...) (pthread_testcancel(), dbm_open(__VA_ARGS__))
#define dbm_store(...) (pthread_testcancel(), dbm_store(__VA_ARGS__))
#define dlclose(...) (pthread_testcancel(), dlclose(__VA_ARGS__))
#define dlopen(...) (pthread_testcancel(), dlopen(__VA_ARGS__))
#define endgrent(...) (pthread_testcancel(), endgrent(__VA_ARGS__))
#define endhostent(...) (pthread_testcancel(), endhostent(__VA_ARGS__))
#define endnetent(...) (pthread_testcancel(), endnetent(__VA_ARGS__))
#define endprotoent(...) (pthread_testcancel(), endprotoend(__VA_ARGS__))
#define endpwent(...) (pthread_testcancel(), endpwent(__VA_ARGS__))
#define endservent(...) (pthread_testcancel(), endservent(__VA_ARGS__))
#define endutxent(...) (pthread_testcancel(), endutxent(__VA_ARGS__))
#define fclose(...) (pthread_testcancel(), fclose(__VA_ARGS__))
#define fflush(...) (pthread_testcancel(), fflush(__VA_ARGS__))
#define fgetc(...) (pthread_testcancel(), fgetc(__VA_ARGS__))
#define fgetpos(...) (pthread_testcancel(), fgetpos(__VA_ARGS__))
#define fgets(...) (pthread_testcancel(), fgets(__VA_ARGS__))
#define fgetwc(...) (pthread_testcancel(), fgetwc(__VA_ARGS__))
#define fgetws(...) (pthread_testcancel(), fgetws(__VA_ARGS__))
#define fmtmsg(...) (pthread_testcancel(), fmtmsg(__VA_ARGS__))
#define fopen(...) (pthread_testcancel(), fopen(__VA_ARGS__))
#define fpathconf(...) (pthread_testcancel(), fpathconf(__VA_ARGS__))
#define fprintf(...) (pthread_testcancel(), fprintf(__VA_ARGS__))
#define fputc(...) (pthread_testcancel(), fputc(__VA_ARGS__))
#define fputs(...) (pthread_testcancel(), fputs(__VA_ARGS__))
#define fputwc(...) (pthread_testcancel(), fputwc(__VA_ARGS__))
#define fputws(...) (pthread_testcancel(), fputws(__VA_ARGS__))
#define fread(...) (pthread_testcancel(), fread(__VA_ARGS__))
#define freopen(...) (pthread_testcancel(), freopen(__VA_ARGS__))
#define fscanf(...) (pthread_testcancel(), fscanf(__VA_ARGS__))
#define fseek(...) (pthread_testcancel(), fseek(__VA_ARGS__))
#define fseeko(...) (pthread_testcancel(), fseeko(__VA_ARGS__))
#define fsetpos(...) (pthread_testcancel(), fsetpos(__VA_ARGS__))
#define fstat(...) (pthread_testcancel(), fstat(__VA_ARGS__))
#define ftell(...) (pthread_testcancel(), ftell(__VA_ARGS__))
#define ftello(...) (pthread_testcancel(), ftello(__VA_ARGS__))
#define ftw(...) (pthread_testcancel(), ftw(__VA_ARGS__))
#define fwprintf(...) (pthread_testcancel(), fwprintf(__VA_ARGS__))
#define fwrite(...) (pthread_testcancel(), fwrite(__VA_ARGS__))
#define fwscanf(...) (pthread_testcancel(), fwscanf(__VA_ARGS__))
#define getaddrinfo(...) (pthread_testcancel(), getaddrinfo(__VA_ARGS__))
#define getc(...) (pthread_testcancel(), getc(__VA_ARGS__))
#define getc_unlocked(...) (pthread_testcancel(), getc_unlocked(__VA_ARGS__))
#define getchar(...) (pthread_testcancel(), getchar(__VA_ARGS__))
#define getchar_unlocked(...) (pthread_testcancel(), getchar_unlocked(__VA_ARGS__))
#define getcwd(...) (pthread_testcancel(), getcwd(__VA_ARGS__))
#define getdate(...) (pthread_testcancel(), getdate(__VA_ARGS__))
#define getgrent(...) (pthread_testcancel(), getgrent(__VA_ARGS__))
#define getgrgid(...) (pthread_testcancel(), getgrgid(__VA_ARGS__))
#define getgrgid_r(...) (pthread_testcancel(), getgrgid_r(__VA_ARGS__))
#define gergrnam(...) (pthread_testcancel(), getgrnam(__VA_ARGS__))
#define getgrnam_r(...) (pthread_testcancel(), getgrnam_r(__VA_ARGS__))
#define gethostbyaddr(...) (pthread_testcancel(), gethostbyaddr(__VA_ARGS__))
#define gethostbyname(...) (pthread_testcancel(), gethostbyname(__VA_ARGS__))
#define gethostent(...) (pthread_testcancel(), gethostent(__VA_ARGS__))
#define gethostid(...) (pthread_testcancel(), gethostid(__VA_ARGS__))
#define gethostname(...) (pthread_testcancel(), gethostname(__VA_ARGS__))
#define getlogin(...) (pthread_testcancel(), getlogin(__VA_ARGS__))
#define getlogin_r(...) (pthread_testcancel(), getlogin_r(__VA_ARGS__))
#define getnameinfo(...) (pthread_testcancel(), getnameinfo(__VA_ARGS__))
#define getnetbyaddr(...) (pthread_testcancel(), getnetbyaddr(__VA_ARGS__))
#define getnetbyname(...) (pthread_testcancel(), getnetbyname(__VA_ARGS__))
#define getnetent(...) (pthread_testcancel(), getnetent(__VA_ARGS__))
#define getopt(...) (pthread_testcancel(), getopt(__VA_ARGS__))
#define getprotobyname(...) (pthread_testcancel(), getprotobyname(__VA_ARGS__))
#define getprotobynumber(...) (pthread_testcancel(), getprotobynumber(__VA_ARGS__))
#define getprotoent(...) (pthread_testcancel(), getprotoent(__VA_ARGS__))
#define getpwent(...) (pthread_testcancel(), getpwent(__VA_ARGS__))
#define getpwnam(...) (pthread_testcancel(), getpwnam(__VA_ARGS__))
#define getpwnam_r(...) (pthread_testcancel(), getpwnam_r(__VA_ARGS__))
#define getpwuid(...) (pthread_testcancel(), getpwuid(__VA_ARGS__))
#define getpwuid_r(...) (pthread_testcancel(), getpwuid_r(__VA_ARGS__))
#define gets(...) (pthread_testcancel(), gets(__VA_ARGS__))
#define getservbyname(...) (pthread_testcancel(), getservbyname(__VA_ARGS__))
#define getservbyport(...) (pthread_testcancel(), getservbyport(__VA_ARGS__))
#define getservent(...) (pthread_testcancel(), getservent(__VA_ARGS__))
#define getutxent(...) (pthread_testcancel(), getutxent(__VA_ARGS__))
#define getutxid(...) (pthread_testcancel(), getutxid(__VA_ARGS__))
#define getutxline(...) (pthread_testcancel(), getutxline(__VA_ARGS__))
#undef getwc
#define getwc(...) (pthread_testcancel(), getwc(__VA_ARGS__))
#undef getwchar
#define getwchar(...) (pthread_testcancel(), getwchar(__VA_ARGS__))
#define getwd(...) (pthread_testcancel(), getwd(__VA_ARGS__))
#define glob(...) (pthread_testcancel(), glob(__VA_ARGS__))
#define iconv_close(...) (pthread_testcancel(), iconv_close(__VA_ARGS__))
#define iconv_open(...) (pthread_testcancel(), iconv_open(__VA_ARGS__))
#define ioctl(...) (pthread_testcancel(), ioctl(__VA_ARGS__))
#define link(...) (pthread_testcancel(), link(__VA_ARGS__))
#define localtime(...) (pthread_testcancel(), localtime(__VA_ARGS__))
#define localtime_r(...) (pthread_testcancel(), localtime_r(__VA_ARGS__))
#define lseek(...) (pthread_testcancel(), lseek(__VA_ARGS__))
#define lstat(...) (pthread_testcancel(), lstat(__VA_ARGS__))
#define mkstemp(...) (pthread_testcancel(), mkstemp(__VA_ARGS__))
#define nftw(...) (pthread_testcancel(), nftw(__VA_ARGS__))
#define opendir(...) (pthread_testcancel(), opendir(__VA_ARGS__))
#define openlog(...) (pthread_testcancel(), openlog(__VA_ARGS__))
#define pathconf(...) (pthread_testcancel(), pathconf(__VA_ARGS__))
#define pclose(...) (pthread_testcancel(), pclose(__VA_ARGS__))
#define perror(...) (pthread_testcancel(), perror(__VA_ARGS__))
#define popen(...) (pthread_testcancel(), popen(__VA_ARGS__))
#define posix_fadvise(...) (pthread_testcancel(), posix_fadvise(__VA_ARGS__))
#define posix_fallocate(...) (pthread_testcancel(), posix_fallocate(__VA_ARGS__))
#define posix_madvise(...) (pthread_testcancel(), posix_madvise(__VA_ARGS__))
#define posix_openpt(...) (pthread_testcancel(), posix_openpt(__VA_ARGS__))
#define posix_spawn(...) (pthread_testcancel(), posix_spawn(__VA_ARGS__))
#define posix_spawnp(...) (pthread_testcancel(), posix_spawnp(__VA_ARGS__))
#define posix_trace_clear(...) (pthread_testcancel(), posix_trace_clear(__VA_ARGS__))
#define posix_trace_close(...) (pthread_testcancel(), posix_trace_close(__VA_ARGS__))
#define posix_trace_create(...) (pthread_testcancel(), posix_trace_create(__VA_ARGS__))
#define posix_trace_create_withlog(...) (pthread_testcancel(), posix_trace_create_withlog(__VA_ARGS__))
#define posix_trace_eventtypelist_getne(...) (pthread_testcancel(), posix_trace_eventtypelist_getne(__VA_ARGS__))
#define posix_trace_eventtypelist_rewin(...) (pthread_testcancel(), posix_trace_eventtypelist_rewin(__VA_ARGS__))
#define posix_trace_flush(...) (pthread_testcancel(), posix_trace_flush(__VA_ARGS__))
#define posix_trace_get_attr(...) (pthread_testcancel(), posix_trace_get_attr(__VA_ARGS__))
#define posix_trace_get_filter(...) (pthread_testcancel(), posix_trace_get_filter(__VA_ARGS__))
#define posix_trace_get_status(...) (pthread_testcancel(), posix_trace_get_status(__VA_ARGS__))
#define posix_trace_getnext_event(...) (pthread_testcancel(), posix_trace_getnext_event(__VA_ARGS__))
#define posix_trace_open(...) (pthread_testcancel(), posix_trace_open(__VA_ARGS__))
#define posix_trace_rewind(...) (pthread_testcancel(), posix_trace_rewind(__VA_ARGS__))
#define posix_trace_setfilter(...) (pthread_testcancel(), posix_trace_setfilter(__VA_ARGS__))
#define posix_trace_shutdown(...) (pthread_testcancel(), posix_trace_shutdown(__VA_ARGS__))
#define posix_trace_timedgetnext_event(...) (pthread_testcancel(), posix_trace_timedgetnext_event(__VA_ARGS__))
#define posix_typed_mem_open(...) (pthread_testcancel(), posix_typed_mem_open(__VA_ARGS__))
#define printf(...) (pthread_testcancel(), printf(__VA_ARGS__))
#define putc(...) (pthread_testcancel(), putc(__VA_ARGS__))
#define putc_unlocked(...) (pthread_testcancel(), putc_unlocked(__VA_ARGS__))
#define putchar(...) (pthread_testcancel(), putchar(__VA_ARGS__))
#define putchar_unlocked(...) (pthread_testcancel(), putchar_unlocked(__VA_ARGS__))
#define puts(...) (pthread_testcancel(), puts(__VA_ARGS__))
#define pututxline(...) (pthread_testcancel(), pututxline(__VA_ARGS__))
#undef putwc
#define putwc(...) (pthread_testcancel(), putwc(__VA_ARGS__))
#undef putwchar
#define putwchar(...) (pthread_testcancel(), putwchar(__VA_ARGS__))
#define readdir(...) (pthread_testcancel(), readdir(__VA_ARSG__))
#define readdir_r(...) (pthread_testcancel(), readdir_r(__VA_ARGS__))
#define remove(...) (pthread_testcancel(), remove(__VA_ARGS__))
#define rename(...) (pthread_testcancel(), rename(__VA_ARGS__))
#define rewind(...) (pthread_testcancel(), rewind(__VA_ARGS__))
#define rewinddir(...) (pthread_testcancel(), rewinddir(__VA_ARGS__))
#define scanf(...) (pthread_testcancel(), scanf(__VA_ARGS__))
#define seekdir(...) (pthread_testcancel(), seekdir(__VA_ARGS__))
#define semop(...) (pthread_testcancel(), semop(__VA_ARGS__))
#define setgrent(...) (pthread_testcancel(), setgrent(__VA_ARGS__))
#define sethostent(...) (pthread_testcancel(), sethostemt(__VA_ARGS__))
#define setnetent(...) (pthread_testcancel(), setnetent(__VA_ARGS__))
#define setprotoent(...) (pthread_testcancel(), setprotoent(__VA_ARGS__))
#define setpwent(...) (pthread_testcancel(), setpwent(__VA_ARGS__))
#define setservent(...) (pthread_testcancel(), setservent(__VA_ARGS__))
#define setutxent(...) (pthread_testcancel(), setutxent(__VA_ARGS__))
#define stat(...) (pthread_testcancel(), stat(__VA_ARGS__))
#define strerror(...) (pthread_testcancel(), strerror(__VA_ARGS__))
#define strerror_r(...) (pthread_testcancel(), strerror_r(__VA_ARGS__))
#define strftime(...) (pthread_testcancel(), strftime(__VA_ARGS__))
#define symlink(...) (pthread_testcancel(), symlink(__VA_ARGS__))
#define sync(...) (pthread_testcancel(), sync(__VA_ARGS__))
#define syslog(...) (pthread_testcancel(), syslog(__VA_ARGS__))
#define tmpfile(...) (pthread_testcancel(), tmpfile(__VA_ARGS__))
#define tmpnam(...) (pthread_testcancel(), tmpnam(__VA_ARGS__))
#define ttyname(...) (pthread_testcancel(), ttyname(__VA_ARGS__))
#define ttyname_r(...) (pthread_testcancel(), ttyname_r(__VA_ARGS__))
#define tzset(...) (pthread_testcancel(), tzset(__VA_ARGS__))
#define ungetc(...) (pthread_testcancel(), ungetc(__VA_ARGS__))
#define ungetwc(...) (pthread_testcancel(), ungetwc(__VA_ARGS__))
#define unlink(...) (pthread_testcancel(), unlink(__VA_ARGS__))
#define vfprintf(...) (pthread_testcancel(), vfprintf(__VA_ARGS__))
#define vfwprintf(...) (pthread_testcancel(), vfwprintf(__VA_ARGS__))
#define vprintf(...) (pthread_testcancel(), vprintf(__VA_ARGS__))
#define vwprintf(...) (pthread_testcancel(), vwprintf(__VA_ARGS__))
#define wcsftime(...) (pthread_testcancel(), wcsftime(__VA_ARGS__))
#define wordexp(...) (pthread_testcancel(), wordexp(__VA_ARGS__))
#define wprintf(...) (pthread_testcancel(), wprintf(__VA_ARGS__))
#define wscanf(...) (pthread_testcancel(), wscanf(__VA_ARGS__))
*/
#endif /* WIN_PTHREADS */