[p5sagit/p5-mst-13.2.git] / ext / threads / threads.xs

#include "threads.h"

/*
 *	Starts executing the thread. Needs to clean up memory a tad better.
 */

#ifdef WIN32
THREAD_RET_TYPE Perl_thread_run(LPVOID arg) {
#else
void* Perl_thread_run(void * arg) {
#endif
	ithread* thread = (ithread*) arg;
	SV* thread_tid_ptr;
	SV* thread_ptr;
	dTHXa(thread->interp);
	PERL_SET_CONTEXT(thread->interp);

#ifdef WIN32
	thread->thr = GetCurrentThreadId();
#else
	thread->thr = pthread_self();
#endif

	SHAREDSvLOCK(threads);
	SHAREDSvEDIT(threads);
	thread_tid_ptr = Perl_newSVuv(PL_sharedsv_space, PTR2UV(thread->thr));
	thread_ptr = Perl_newSVuv(PL_sharedsv_space, PTR2UV(thread));
	hv_store_ent((HV*)SHAREDSvGET(threads), thread_tid_ptr, thread_ptr,0);
   	SvREFCNT_dec(thread_tid_ptr);
	SHAREDSvRELEASE(threads);
	SHAREDSvUNLOCK(threads);
	PL_perl_destruct_level = 2;

	{

		AV* params;
		I32 len;
		int i;
		dSP;
		params = (AV*) SvRV(thread->params);
		len = av_len(params);
		ENTER;
		SAVETMPS;
		PUSHMARK(SP);
		if(len > -1) {
			for(i = 0; i < len + 1; i++) {
				XPUSHs(av_shift(params));
			}	
		}
		PUTBACK;
	 	call_sv(thread->init_function, G_DISCARD);
		FREETMPS;
		LEAVE;


	}

	MUTEX_LOCK(&thread->mutex);
 	perl_destruct(thread->interp);	
	perl_free(thread->interp);
	if(thread->detached == 1) {
		MUTEX_UNLOCK(&thread->mutex);
		Perl_thread_destruct(thread);
	} else {
	  	MUTEX_UNLOCK(&thread->mutex);
   	}
#ifdef WIN32
	return (DWORD)0;
#else
	return 0;
#endif

}

/*
 * iThread->create();
 */

SV* Perl_thread_create(char* class, SV* init_function, SV* params) {
	ithread* thread = malloc(sizeof(ithread));
  	SV*      obj_ref;
  	SV*      obj;
	SV*		temp_store;
	PerlInterpreter *current_perl;

	MUTEX_LOCK(&create_mutex);  
	obj_ref = newSViv(0);
	obj = newSVrv(obj_ref, class);
	sv_setiv(obj, (IV)thread);
	SvREADONLY_on(obj);

	current_perl = PERL_GET_CONTEXT;	

	/*
	 * here we put the values of params and function to call onto
	 * namespace, this is so perl will properly clone them when we
	 * call perl_clone.
	 */

	temp_store = Perl_get_sv(current_perl, "threads::paramtempstore",
				 TRUE | GV_ADDMULTI);
	Perl_sv_setsv(current_perl, temp_store,params);
	params = NULL;
	temp_store = NULL;

	temp_store = Perl_get_sv(current_perl, "threads::calltempstore",
				 TRUE | GV_ADDMULTI);
	Perl_sv_setsv(current_perl,temp_store, init_function);
	init_function = NULL;
	temp_store = NULL;

#ifdef WIN32
	thread->interp = perl_clone(current_perl, 4);
#else
	thread->interp = perl_clone(current_perl, 0);
#endif

	thread->init_function = newSVsv(Perl_get_sv(thread->interp,
						    "threads::calltempstore",FALSE));
	thread->params = newSVsv(Perl_get_sv(thread->interp,
					     "threads::paramtempstore",FALSE));

	/*
	 * And here we make sure we clean up the data we put in the
	 * namespace of iThread, both in the new and the calling
	 * inteprreter */

	temp_store = Perl_get_sv(thread->interp, "threads::paramtempstore",FALSE);
	Perl_sv_setsv(thread->interp,temp_store, &PL_sv_undef);

	temp_store = Perl_get_sv(thread->interp,"threads::calltempstore",FALSE);
	Perl_sv_setsv(thread->interp,temp_store, &PL_sv_undef);

	PERL_SET_CONTEXT(current_perl);

	temp_store = Perl_get_sv(current_perl,"threads::paramtempstore",FALSE);
	Perl_sv_setsv(current_perl, temp_store, &PL_sv_undef);

	temp_store = Perl_get_sv(current_perl,"threads::calltempstore",FALSE);
	Perl_sv_setsv(current_perl, temp_store, &PL_sv_undef);

	/* let's init the thread */

	MUTEX_INIT(&thread->mutex);
	thread->tid = tid_counter++;
	thread->detached = 0;
	thread->count = 1;

#ifdef WIN32

	thread->handle = CreateThread(NULL, 0, Perl_thread_run,
			(LPVOID)thread, 0, &thread->thr);

#else
	pthread_create( &thread->thr, (pthread_attr_t*)NULL, Perl_thread_run, thread);
#endif
	MUTEX_UNLOCK(&create_mutex);	

	return obj_ref;
}

/*
 * returns the id of the thread
 */
I32 Perl_thread_tid (SV* obj) {
	ithread* thread;
	if(!SvROK(obj)) {
		obj = Perl_thread_self(SvPV_nolen(obj));
		thread = (ithread*)SvIV(SvRV(obj));	
		SvREFCNT_dec(obj);
	} else {
		thread = (ithread*)SvIV(SvRV(obj));	
	}
	return thread->tid;
}

SV* Perl_thread_self (char* class) {
	dTHX;
	SV*      obj_ref;
	SV*      obj;
	SV*	thread_tid_ptr;
	SV*	thread_ptr;
	HE*	thread_entry;
	
	SHAREDSvLOCK(threads);
	SHAREDSvEDIT(threads);
#ifdef WIN32
	thread_tid_ptr = Perl_newSVuv(PL_sharedsv_space,
				      (UV) GetCurrentThreadId());
#else
	thread_tid_ptr = Perl_newSVuv(PL_sharedsv_space,
				      PTR2UV(pthread_self()));
#endif
	thread_entry = Perl_hv_fetch_ent(PL_sharedsv_space,
					 (HV*) SHAREDSvGET(threads),
					 thread_tid_ptr, 0,0);
	thread_ptr = HeVAL(thread_entry);
	SvREFCNT_dec(thread_tid_ptr);	
	SHAREDSvRELEASE(threads);
	SHAREDSvUNLOCK(threads);

	obj_ref = newSViv(0);
	obj = newSVrv(obj_ref, class);
   	sv_setsv(obj, thread_ptr);
   	SvREADONLY_on(obj);
	return obj_ref;
}

/*
 * joins the thread this code needs to take the returnvalue from the
 * call_sv and send it back */

void Perl_thread_join(SV* obj) {
	ithread* thread = (ithread*)SvIV(SvRV(obj));
#ifdef WIN32
	DWORD waitcode;
	waitcode = WaitForSingleObject(thread->handle, INFINITE);
#else
	void *retval;
	pthread_join(thread->thr,&retval);
#endif
}

/* detaches a thread
 * needs to better clean up memory */

void Perl_thread_detach(SV* obj) {
	ithread* thread = (ithread*)SvIV(SvRV(obj));
	MUTEX_LOCK(&thread->mutex);
	thread->detached = 1;
#if !defined(WIN32)
	pthread_detach(thread->thr);
#endif
	MUTEX_UNLOCK(&thread->mutex);
}

void Perl_thread_DESTROY (SV* obj) {
	ithread* thread = (ithread*)SvIV(SvRV(obj));
	
	MUTEX_LOCK(&thread->mutex);
	thread->count--;
	MUTEX_UNLOCK(&thread->mutex);
	Perl_thread_destruct(thread);
}

void Perl_thread_destruct (ithread* thread) {
	return;
	MUTEX_LOCK(&thread->mutex);
	if(thread->count != 0) {
		MUTEX_UNLOCK(&thread->mutex);
		return;	
	}
	MUTEX_UNLOCK(&thread->mutex);
	/* it is safe noone is holding a ref to this */
	/*printf("proper destruction!\n");*/
}

MODULE = threads		PACKAGE = threads		
BOOT:
	Perl_sharedsv_init(aTHX);
	PL_perl_destruct_level = 2;
	threads = Perl_sharedsv_new(aTHX);
	SHAREDSvEDIT(threads);
	SHAREDSvGET(threads) = (SV *)newHV();
	SHAREDSvRELEASE(threads);
	{
	    
	
	    SV* temp = get_sv("threads::sharedsv_space", TRUE | GV_ADDMULTI);
	    SV* temp2 = newSViv((IV)PL_sharedsv_space );
	    sv_setsv( temp , temp2 );
	}
	{
		ithread* thread = malloc(sizeof(ithread));
		SV* thread_tid_ptr;
		SV* thread_ptr;
		MUTEX_INIT(&thread->mutex);
		thread->tid = 0;
#ifdef WIN32
		thread->thr = GetCurrentThreadId();
#else
		thread->thr = pthread_self();
#endif
		SHAREDSvEDIT(threads);
		thread_tid_ptr = Perl_newSVuv(PL_sharedsv_space, PTR2UV(thread->thr));
		thread_ptr = Perl_newSVuv(PL_sharedsv_space, PTR2UV(thread));
		hv_store_ent((HV*) SHAREDSvGET(threads), thread_tid_ptr, thread_ptr,0);
	   	SvREFCNT_dec(thread_tid_ptr);
		SHAREDSvRELEASE(threads);
	}
	MUTEX_INIT(&create_mutex);

PROTOTYPES: DISABLE

SV *
create (class, function_to_call, ...)
        char *  class
        SV *    function_to_call
		CODE:
			AV* params = newAV();
			if(items > 2) {
				int i;
				for(i = 2; i < items ; i++) {
					av_push(params, ST(i));
				}
			}
			RETVAL = Perl_thread_create(class, function_to_call, newRV_noinc((SV*) params));
			OUTPUT:
			RETVAL

SV *
self (class)
		char* class
	CODE:
		RETVAL = Perl_thread_self(class);
	OUTPUT:
		RETVAL

int
tid (obj)	
		SV *	obj;
	CODE:
		RETVAL = Perl_thread_tid(obj);
	OUTPUT:
	RETVAL

void
join (obj)
        SV *    obj
        PREINIT:
        I32* temp;
        PPCODE:
        temp = PL_markstack_ptr++;
        Perl_thread_join(obj);
        if (PL_markstack_ptr != temp) {
          /* truly void, because dXSARGS not invoked */
          PL_markstack_ptr = temp;
          XSRETURN_EMPTY; /* return empty stack */
        }
        /* must have used dXSARGS; list context implied */
        return; /* assume stack size is correct */

void
detach (obj)
        SV *    obj
        PREINIT:
        I32* temp;
        PPCODE:
        temp = PL_markstack_ptr++;
        Perl_thread_detach(obj);
        if (PL_markstack_ptr != temp) {
          /* truly void, because dXSARGS not invoked */
          PL_markstack_ptr = temp;
          XSRETURN_EMPTY; /* return empty stack */
        }
        /* must have used dXSARGS; list context implied */
        return; /* assume stack size is correct */

void
DESTROY (obj)
        SV *    obj
        PREINIT:
        I32* temp;
        PPCODE:
        temp = PL_markstack_ptr++;
        Perl_thread_DESTROY(obj);
        if (PL_markstack_ptr != temp) {
          /* truly void, because dXSARGS not invoked */
          PL_markstack_ptr = temp;
          XSRETURN_EMPTY; /* return empty stack */
        }
        /* must have used dXSARGS; list context implied */
        return; /* assume stack size is correct */
Commit	Line	Data
47ba8780	1	#include "threads.h"
47ba8780	2
47ba8780	3	/*
b1edfb69	4	* Starts executing the thread. Needs to clean up memory a tad better.
b1edfb69	5	*/
47ba8780	6
47ba8780	7	#ifdef WIN32
e6e315b9	8	THREAD_RET_TYPE Perl_thread_run(LPVOID arg) {
47ba8780	9	#else
e8f2bb9a	10	void* Perl_thread_run(void * arg) {
47ba8780	11	#endif
5b414d21	12	ithread* thread = (ithread*) arg;
47ba8780	13	SV* thread_tid_ptr;
	14	SV* thread_ptr;
	15	dTHXa(thread->interp);
47ba8780	16	PERL_SET_CONTEXT(thread->interp);
	17
	18	#ifdef WIN32
	19	thread->thr = GetCurrentThreadId();
	20	#else
	21	thread->thr = pthread_self();
	22	#endif
	23
4f896ddc	24	SHAREDSvLOCK(threads);
47ba8780	25	SHAREDSvEDIT(threads);
b1edfb69	26	thread_tid_ptr = Perl_newSVuv(PL_sharedsv_space, PTR2UV(thread->thr));
b1edfb69	27	thread_ptr = Perl_newSVuv(PL_sharedsv_space, PTR2UV(thread));
47ba8780	28	hv_store_ent((HV*)SHAREDSvGET(threads), thread_tid_ptr, thread_ptr,0);
	29	SvREFCNT_dec(thread_tid_ptr);
	30	SHAREDSvRELEASE(threads);
4f896ddc	31	SHAREDSvUNLOCK(threads);
47ba8780	32	PL_perl_destruct_level = 2;
4f896ddc	33
47ba8780	34	{
	35
	36	AV* params;
	37	I32 len;
	38	int i;
	39	dSP;
	40	params = (AV*) SvRV(thread->params);
	41	len = av_len(params);
	42	ENTER;
	43	SAVETMPS;
	44	PUSHMARK(SP);
	45	if(len > -1) {
	46	for(i = 0; i < len + 1; i++) {
	47	XPUSHs(av_shift(params));
	48	}
	49	}
	50	PUTBACK;
4f896ddc	51	call_sv(thread->init_function, G_DISCARD);
47ba8780	52	FREETMPS;
	53	LEAVE;
	54
	55
	56	}
	57
47ba8780	58	MUTEX_LOCK(&thread->mutex);
	59	perl_destruct(thread->interp);
	60	perl_free(thread->interp);
	61	if(thread->detached == 1) {
	62	MUTEX_UNLOCK(&thread->mutex);
e6e315b9	63	Perl_thread_destruct(thread);
47ba8780	64	} else {
	65	MUTEX_UNLOCK(&thread->mutex);
	66	}
	67	#ifdef WIN32
	68	return (DWORD)0;
e8f2bb9a	69	#else
e8f2bb9a	70	return 0;
47ba8780	71	#endif
	72
	73	}
	74
47ba8780	75	/*
b1edfb69	76	* iThread->create();
b1edfb69	77	*/
47ba8780	78
e6e315b9	79	SV* Perl_thread_create(char* class, SV* init_function, SV* params) {
47ba8780	80	ithread* thread = malloc(sizeof(ithread));
	81	SV* obj_ref;
	82	SV* obj;
	83	SV* temp_store;
47ba8780	84	PerlInterpreter *current_perl;
	85
	86	MUTEX_LOCK(&create_mutex);
	87	obj_ref = newSViv(0);
	88	obj = newSVrv(obj_ref, class);
b1edfb69	89	sv_setiv(obj, (IV)thread);
b1edfb69	90	SvREADONLY_on(obj);
47ba8780	91
b1edfb69	92	current_perl = PERL_GET_CONTEXT;
47ba8780	93
47ba8780	94	/*
b1edfb69	95	* here we put the values of params and function to call onto
	96	* namespace, this is so perl will properly clone them when we
	97	* call perl_clone.
	98	*/
4f896ddc	99
b1edfb69	100	temp_store = Perl_get_sv(current_perl, "threads::paramtempstore",
b1edfb69	101	TRUE \| GV_ADDMULTI);
47ba8780	102	Perl_sv_setsv(current_perl, temp_store,params);
	103	params = NULL;
	104	temp_store = NULL;
	105
b1edfb69	106	temp_store = Perl_get_sv(current_perl, "threads::calltempstore",
b1edfb69	107	TRUE \| GV_ADDMULTI);
47ba8780	108	Perl_sv_setsv(current_perl,temp_store, init_function);
4f896ddc	109	init_function = NULL;
4f896ddc	110	temp_store = NULL;
47ba8780	111
47ba8780	112	#ifdef WIN32
b1edfb69	113	thread->interp = perl_clone(current_perl, 4);
47ba8780	114	#else
b1edfb69	115	thread->interp = perl_clone(current_perl, 0);
47ba8780	116	#endif
47ba8780	117
b1edfb69	118	thread->init_function = newSVsv(Perl_get_sv(thread->interp,
	119	"threads::calltempstore",FALSE));
	120	thread->params = newSVsv(Perl_get_sv(thread->interp,
	121	"threads::paramtempstore",FALSE));
47ba8780	122
47ba8780	123	/*
b1edfb69	124	* And here we make sure we clean up the data we put in the
	125	* namespace of iThread, both in the new and the calling
	126	* inteprreter */
47ba8780	127
b1edfb69	128	temp_store = Perl_get_sv(thread->interp, "threads::paramtempstore",FALSE);
47ba8780	129	Perl_sv_setsv(thread->interp,temp_store, &PL_sv_undef);
	130
	131	temp_store = Perl_get_sv(thread->interp,"threads::calltempstore",FALSE);
	132	Perl_sv_setsv(thread->interp,temp_store, &PL_sv_undef);
	133
	134	PERL_SET_CONTEXT(current_perl);
	135
	136	temp_store = Perl_get_sv(current_perl,"threads::paramtempstore",FALSE);
	137	Perl_sv_setsv(current_perl, temp_store, &PL_sv_undef);
	138
	139	temp_store = Perl_get_sv(current_perl,"threads::calltempstore",FALSE);
	140	Perl_sv_setsv(current_perl, temp_store, &PL_sv_undef);
	141
b1edfb69	142	/* let's init the thread */
47ba8780	143
	144	MUTEX_INIT(&thread->mutex);
	145	thread->tid = tid_counter++;
	146	thread->detached = 0;
	147	thread->count = 1;
	148
	149	#ifdef WIN32
	150
e6e315b9	151	thread->handle = CreateThread(NULL, 0, Perl_thread_run,
47ba8780	152	(LPVOID)thread, 0, &thread->thr);
	153
	154	#else
b1edfb69	155	pthread_create( &thread->thr, (pthread_attr_t*)NULL, Perl_thread_run, thread);
47ba8780	156	#endif
	157	MUTEX_UNLOCK(&create_mutex);
	158
b1edfb69	159	return obj_ref;
47ba8780	160	}
	161
	162	/*
b1edfb69	163	* returns the id of the thread
b1edfb69	164	*/
e6e315b9	165	I32 Perl_thread_tid (SV* obj) {
47ba8780	166	ithread* thread;
47ba8780	167	if(!SvROK(obj)) {
e6e315b9	168	obj = Perl_thread_self(SvPV_nolen(obj));
47ba8780	169	thread = (ithread*)SvIV(SvRV(obj));
	170	SvREFCNT_dec(obj);
	171	} else {
	172	thread = (ithread*)SvIV(SvRV(obj));
	173	}
	174	return thread->tid;
	175	}
	176
e6e315b9	177	SV* Perl_thread_self (char* class) {
47ba8780	178	dTHX;
	179	SV* obj_ref;
	180	SV* obj;
b1edfb69	181	SV* thread_tid_ptr;
	182	SV* thread_ptr;
	183	HE* thread_entry;
47ba8780	184
4f896ddc	185	SHAREDSvLOCK(threads);
47ba8780	186	SHAREDSvEDIT(threads);
47ba8780	187	#ifdef WIN32
b1edfb69	188	thread_tid_ptr = Perl_newSVuv(PL_sharedsv_space,
b1edfb69	189	(UV) GetCurrentThreadId());
47ba8780	190	#else
b1edfb69	191	thread_tid_ptr = Perl_newSVuv(PL_sharedsv_space,
b1edfb69	192	PTR2UV(pthread_self()));
47ba8780	193	#endif
b1edfb69	194	thread_entry = Perl_hv_fetch_ent(PL_sharedsv_space,
	195	(HV*) SHAREDSvGET(threads),
	196	thread_tid_ptr, 0,0);
47ba8780	197	thread_ptr = HeVAL(thread_entry);
47ba8780	198	SvREFCNT_dec(thread_tid_ptr);
47ba8780	199	SHAREDSvRELEASE(threads);
4f896ddc	200	SHAREDSvUNLOCK(threads);
47ba8780	201
	202	obj_ref = newSViv(0);
	203	obj = newSVrv(obj_ref, class);
4f896ddc	204	sv_setsv(obj, thread_ptr);
47ba8780	205	SvREADONLY_on(obj);
	206	return obj_ref;
	207	}
	208
	209	/*
b1edfb69	210	* joins the thread this code needs to take the returnvalue from the
b1edfb69	211	* call_sv and send it back */
47ba8780	212
e6e315b9	213	void Perl_thread_join(SV* obj) {
47ba8780	214	ithread* thread = (ithread*)SvIV(SvRV(obj));
	215	#ifdef WIN32
	216	DWORD waitcode;
	217	waitcode = WaitForSingleObject(thread->handle, INFINITE);
	218	#else
	219	void *retval;
	220	pthread_join(thread->thr,&retval);
	221	#endif
	222	}
	223
b1edfb69	224	/* detaches a thread
b1edfb69	225	* needs to better clean up memory */
47ba8780	226
e6e315b9	227	void Perl_thread_detach(SV* obj) {
47ba8780	228	ithread* thread = (ithread*)SvIV(SvRV(obj));
	229	MUTEX_LOCK(&thread->mutex);
	230	thread->detached = 1;
	231	#if !defined(WIN32)
	232	pthread_detach(thread->thr);
	233	#endif
	234	MUTEX_UNLOCK(&thread->mutex);
	235	}
	236
e6e315b9	237	void Perl_thread_DESTROY (SV* obj) {
47ba8780	238	ithread* thread = (ithread*)SvIV(SvRV(obj));
	239
	240	MUTEX_LOCK(&thread->mutex);
	241	thread->count--;
	242	MUTEX_UNLOCK(&thread->mutex);
e6e315b9	243	Perl_thread_destruct(thread);
47ba8780	244	}
47ba8780	245
e6e315b9	246	void Perl_thread_destruct (ithread* thread) {
47ba8780	247	return;
	248	MUTEX_LOCK(&thread->mutex);
	249	if(thread->count != 0) {
	250	MUTEX_UNLOCK(&thread->mutex);
	251	return;
	252	}
	253	MUTEX_UNLOCK(&thread->mutex);
	254	/* it is safe noone is holding a ref to this */
	255	/printf("proper destruction!\n");/
	256	}
	257
47ba8780	258	MODULE = threads PACKAGE = threads
	259	BOOT:
	260	Perl_sharedsv_init(aTHX);
	261	PL_perl_destruct_level = 2;
	262	threads = Perl_sharedsv_new(aTHX);
	263	SHAREDSvEDIT(threads);
e8f2bb9a	264	SHAREDSvGET(threads) = (SV *)newHV();
47ba8780	265	SHAREDSvRELEASE(threads);
	266	{
	267
	268
	269	SV* temp = get_sv("threads::sharedsv_space", TRUE \| GV_ADDMULTI);
4f896ddc	270	SV* temp2 = newSViv((IV)PL_sharedsv_space );
47ba8780	271	sv_setsv( temp , temp2 );
	272	}
	273	{
	274	ithread* thread = malloc(sizeof(ithread));
	275	SV* thread_tid_ptr;
	276	SV* thread_ptr;
	277	MUTEX_INIT(&thread->mutex);
	278	thread->tid = 0;
	279	#ifdef WIN32
	280	thread->thr = GetCurrentThreadId();
	281	#else
	282	thread->thr = pthread_self();
	283	#endif
d5ecd109	284	SHAREDSvEDIT(threads);
b1edfb69	285	thread_tid_ptr = Perl_newSVuv(PL_sharedsv_space, PTR2UV(thread->thr));
b1edfb69	286	thread_ptr = Perl_newSVuv(PL_sharedsv_space, PTR2UV(thread));
47ba8780	287	hv_store_ent((HV*) SHAREDSvGET(threads), thread_tid_ptr, thread_ptr,0);
4f896ddc	288	SvREFCNT_dec(thread_tid_ptr);
d5ecd109	289	SHAREDSvRELEASE(threads);
47ba8780	290	}
	291	MUTEX_INIT(&create_mutex);
	292
47ba8780	293	PROTOTYPES: DISABLE
	294
	295	SV *
	296	create (class, function_to_call, ...)
	297	char * class
	298	SV * function_to_call
	299	CODE:
	300	AV* params = newAV();
	301	if(items > 2) {
	302	int i;
	303	for(i = 2; i < items ; i++) {
	304	av_push(params, ST(i));
	305	}
	306	}
e6e315b9	307	RETVAL = Perl_thread_create(class, function_to_call, newRV_noinc((SV*) params));
47ba8780	308	OUTPUT:
	309	RETVAL
	310
	311	SV *
	312	self (class)
	313	char* class
	314	CODE:
e6e315b9	315	RETVAL = Perl_thread_self(class);
47ba8780	316	OUTPUT:
	317	RETVAL
	318
	319	int
	320	tid (obj)
	321	SV * obj;
	322	CODE:
e6e315b9	323	RETVAL = Perl_thread_tid(obj);
47ba8780	324	OUTPUT:
	325	RETVAL
	326
	327	void
	328	join (obj)
	329	SV * obj
	330	PREINIT:
	331	I32* temp;
	332	PPCODE:
	333	temp = PL_markstack_ptr++;
e6e315b9	334	Perl_thread_join(obj);
47ba8780	335	if (PL_markstack_ptr != temp) {
	336	/* truly void, because dXSARGS not invoked */
	337	PL_markstack_ptr = temp;
	338	XSRETURN_EMPTY; /* return empty stack */
	339	}
	340	/* must have used dXSARGS; list context implied */
	341	return; /* assume stack size is correct */
	342
	343	void
	344	detach (obj)
	345	SV * obj
	346	PREINIT:
	347	I32* temp;
	348	PPCODE:
	349	temp = PL_markstack_ptr++;
e6e315b9	350	Perl_thread_detach(obj);
47ba8780	351	if (PL_markstack_ptr != temp) {
	352	/* truly void, because dXSARGS not invoked */
	353	PL_markstack_ptr = temp;
	354	XSRETURN_EMPTY; /* return empty stack */
	355	}
	356	/* must have used dXSARGS; list context implied */
	357	return; /* assume stack size is correct */
	358
47ba8780	359	void
	360	DESTROY (obj)
	361	SV * obj
	362	PREINIT:
	363	I32* temp;
	364	PPCODE:
	365	temp = PL_markstack_ptr++;
e6e315b9	366	Perl_thread_DESTROY(obj);
47ba8780	367	if (PL_markstack_ptr != temp) {
	368	/* truly void, because dXSARGS not invoked */
	369	PL_markstack_ptr = temp;
	370	XSRETURN_EMPTY; /* return empty stack */
	371	}
	372	/* must have used dXSARGS; list context implied */
	373	return; /* assume stack size is correct */
	374