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Comparing BDB/BDB.xs (file contents):
Revision 1.5 by root, Mon Feb 5 23:46:15 2007 UTC vs.
Revision 1.28 by root, Sat Dec 22 07:33:48 2007 UTC

1	/* solaris */	1	#include "xthread.h"
2	#define _POSIX_PTHREAD_SEMANTICS 1
3
4	#if __linux && !defined(_GNU_SOURCE)
5	# define _GNU_SOURCE
6	#endif
7
8	/* just in case */
9	#define _REENTRANT 1
10		2
11	#include <errno.h>	3	#include <errno.h>
12		4
13	#include "EXTERN.h"	5	#include "EXTERN.h"
14	#include "perl.h"	6	#include "perl.h"
15	#include "XSUB.h"	7	#include "XSUB.h"
16		8
17	#include <pthread.h>	9	// perl stupidly defines these as macros, breaking
		10	// lots and lots of code.
		11	#undef open
		12	#undef close
		13	#undef abort
		14	#undef malloc
		15	#undef free
		16	#undef send
18		17
19	#include <stddef.h>	18	#include <stddef.h>
20	#include <stdlib.h>	19	#include <stdlib.h>
21	#include <errno.h>	20	#include <errno.h>
22	#include <sys/time.h>
23	#include <sys/types.h>	21	#include <sys/types.h>
24	#include <limits.h>	22	#include <limits.h>
25	#include <unistd.h>
26	#include <fcntl.h>	23	#include <fcntl.h>
27		24
		25	#ifndef _WIN32
		26	# include <sys/time.h>
		27	# include <unistd.h>
		28	#endif
		29
28	#include <db.h>	30	#include <db.h>
		31
		32	#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)
		33	# error you need Berkeley DB 4.4 or newer installed
		34	#endif
29		35
30	/* number of seconds after which idle threads exit */	36	/* number of seconds after which idle threads exit */
31	#define IDLE_TIMEOUT 10	37	#define IDLE_TIMEOUT 10
32		38
33	/* wether word reads are potentially non-atomic.
34	* this is conservatice, likely most arches this runs
35	* on have atomic word read/writes.
36	*/
37	#ifndef WORDACCESS_UNSAFE
38	# if __i386 || __x86_64
39	# define WORDACCESS_UNSAFE 0
40	# else
41	# define WORDACCESS_UNSAFE 1
42	# endif
43	#endif
44
45	typedef DB_ENV DB_ENV_ornull;	39	typedef DB_ENV DB_ENV_ornull;
46	typedef DB_TXN DB_TXN_ornull;	40	typedef DB_TXN DB_TXN_ornull;
47	typedef DBC DBC_ornull;	41	typedef DBC DBC_ornull;
48	typedef DB DB_ornull;	42	typedef DB DB_ornull;
		43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
49		44
50	typedef SV SV8; /* byte-sv, used for argument-checking */	45	typedef SV SV8; /* byte-sv, used for argument-checking */
51	typedef char *octetstring;	46	typedef char *octetstring;
52		47
53	static SV *prepare_cb;	48	static SV *prepare_cb;
54		49
		50	#if DB_VERSION_MINOR >= 6
		51	# define c_close close
		52	# define c_count count
		53	# define c_del del
		54	# define c_dup dup
		55	# define c_get get
		56	# define c_pget pget
		57	# define c_put put
		58	#endif
		59
		60	static void
		61	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
		62	{
		63	printf ("err[%s]\n", msg);
		64	}
		65
		66	static void
		67	debug_msgcall (const DB_ENV *dbenv, const char *msg)
		68	{
		69	printf ("msg[%s]\n", msg);
		70	}
		71
55	static inline char *	72	static char *
56	strdup_ornull (const char *s)	73	strdup_ornull (const char *s)
57	{	74	{
58	return s ? strdup (s) : 0;	75	return s ? strdup (s) : 0;
59	}	76	}
60		77
61	inline void	78	static void
62	sv_to_dbt (DBT *dbt, SV *sv)	79	sv_to_dbt (DBT *dbt, SV *sv)
63	{	80	{
64	STRLEN len;	81	STRLEN len;
65	char *data = SvPVbyte (sv, len);	82	char *data = SvPVbyte (sv, len);
66		83
67	dbt->data = malloc (len);	84	dbt->data = malloc (len);
68	memcpy (dbt->data, data, len);	85	memcpy (dbt->data, data, len);
69	dbt->size = len;	86	dbt->size = len;
		87	dbt->flags = DB_DBT_REALLOC;
70	}	88	}
71		89
72	inline void	90	static void
73	dbt_to_sv (SV *sv, DBT *dbt)	91	dbt_to_sv (SV *sv, DBT *dbt)
74	{	92	{
		93	if (sv)
		94	{
75	SvREADONLY_off (sv);	95	SvREADONLY_off (sv);
76	sv_setpvn_mg (sv, dbt->data, dbt->size);	96	sv_setpvn_mg (sv, dbt->data, dbt->size);
		97	SvREFCNT_dec (sv);
		98	}
77		99
78	free (dbt->data);	100	free (dbt->data);
79	}	101	}
80		102
81	enum {	103	enum {
82	REQ_QUIT,	104	REQ_QUIT,
83	REQ_ENV_OPEN, REQ_ENV_CLOSE,	105	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
		106	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
84	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET,	107	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
		108	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
85	REQ_TXN_COMMIT, REQ_TXN_ABORT,	109	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
		110	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
		111	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
86	};	112	};
87		113
88	typedef struct aio_cb	114	typedef struct bdb_cb
89	{	115	{
90	struct aio_cb *volatile next;	116	struct bdb_cb *volatile next;
91	SV *callback;	117	SV *callback;
92	int type, pri, result;	118	int type, pri, result;
93		119
94	DB_ENV *env;	120	DB_ENV *env;
95	DB *db;	121	DB *db;
96	DB_TXN *txn;	122	DB_TXN *txn;
97	DBC *cursor;	123	DBC *dbc;
		124
		125	UV uv1;
98	int int1, int2;	126	int int1, int2;
99	U32 uint1, uint2;	127	U32 uint1, uint2;
100	char *buf1, *buf2;	128	char *buf1, *buf2;
101	SV *sv1, *sv2;	129	SV *sv1, *sv2, *sv3;
102		130
103	DBT dbt1, dbt2, dbt3;	131	DBT dbt1, dbt2, dbt3;
104	} aio_cb;	132	DB_KEY_RANGE key_range;
		133	DB_SEQUENCE *seq;
		134	db_seq_t seq_t;
		135	} bdb_cb;
105		136
106	typedef aio_cb *aio_req;	137	typedef bdb_cb *bdb_req;
107		138
108	enum {	139	enum {
109	PRI_MIN = -4,	140	PRI_MIN = -4,
110	PRI_MAX = 4,	141	PRI_MAX = 4,
111		142
…		…
128		159
129	static int next_pri = DEFAULT_PRI + PRI_BIAS;	160	static int next_pri = DEFAULT_PRI + PRI_BIAS;
130		161
131	static unsigned int started, idle, wanted;	162	static unsigned int started, idle, wanted;
132		163
133	#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
134	# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
135	#else
136	# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
137	#endif
138
139	#define LOCK(mutex) pthread_mutex_lock (&(mutex))
140	#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
141
142	/* worker threads management */	164	/* worker threads management */
143	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	165	static mutex_t wrklock = X_MUTEX_INIT;
144		166
145	typedef struct worker {	167	typedef struct worker {
146	/* locked by wrklock */	168	/* locked by wrklock */
147	struct worker *prev, *next;	169	struct worker *prev, *next;
148		170
149	pthread_t tid;	171	thread_t tid;
150		172
151	/* locked by reslock, reqlock or wrklock */	173	/* locked by reslock, reqlock or wrklock */
152	aio_req req; /* currently processed request */	174	bdb_req req; /* currently processed request */
153	void *dbuf;	175	void *dbuf;
154	DIR *dirp;	176	DIR *dirp;
155	} worker;	177	} worker;
156		178
157	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	179	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
169	}	191	}
170		192
171	static volatile unsigned int nreqs, nready, npending;	193	static volatile unsigned int nreqs, nready, npending;
172	static volatile unsigned int max_idle = 4;	194	static volatile unsigned int max_idle = 4;
173	static volatile unsigned int max_outstanding = 0xffffffff;	195	static volatile unsigned int max_outstanding = 0xffffffff;
174	static int respipe [2];	196	static int respipe_osf [2], respipe [2] = { -1, -1 };
175		197
176	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	198	static mutex_t reslock = X_MUTEX_INIT;
177	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	199	static mutex_t reqlock = X_MUTEX_INIT;
178	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	200	static cond_t reqwait = X_COND_INIT;
179		201
180	#if WORDACCESS_UNSAFE	202	#if WORDACCESS_UNSAFE
181		203
182	static unsigned int get_nready ()	204	static unsigned int get_nready ()
183	{	205	{
184	unsigned int retval;	206	unsigned int retval;
185		207
186	LOCK (reqlock);	208	X_LOCK (reqlock);
187	retval = nready;	209	retval = nready;
188	UNLOCK (reqlock);	210	X_UNLOCK (reqlock);
189		211
190	return retval;	212	return retval;
191	}	213	}
192		214
193	static unsigned int get_npending ()	215	static unsigned int get_npending ()
194	{	216	{
195	unsigned int retval;	217	unsigned int retval;
196		218
197	LOCK (reslock);	219	X_LOCK (reslock);
198	retval = npending;	220	retval = npending;
199	UNLOCK (reslock);	221	X_UNLOCK (reslock);
200		222
201	return retval;	223	return retval;
202	}	224	}
203		225
204	static unsigned int get_nthreads ()	226	static unsigned int get_nthreads ()
205	{	227	{
206	unsigned int retval;	228	unsigned int retval;
207		229
208	LOCK (wrklock);	230	X_LOCK (wrklock);
209	retval = started;	231	retval = started;
210	UNLOCK (wrklock);	232	X_UNLOCK (wrklock);
211		233
212	return retval;	234	return retval;
213	}	235	}
214		236
215	#else	237	#else
…		…
224	* a somewhat faster data structure might be nice, but	246	* a somewhat faster data structure might be nice, but
225	* with 8 priorities this actually needs <20 insns	247	* with 8 priorities this actually needs <20 insns
226	* per shift, the most expensive operation.	248	* per shift, the most expensive operation.
227	*/	249	*/
228	typedef struct {	250	typedef struct {
229	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	251	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
230	int size;	252	int size;
231	} reqq;	253	} reqq;
232		254
233	static reqq req_queue;	255	static reqq req_queue;
234	static reqq res_queue;	256	static reqq res_queue;
235		257
236	int reqq_push (reqq *q, aio_req req)	258	int reqq_push (reqq *q, bdb_req req)
237	{	259	{
238	int pri = req->pri;	260	int pri = req->pri;
239	req->next = 0;	261	req->next = 0;
240		262
241	if (q->qe[pri])	263	if (q->qe[pri])
…		…
247	q->qe[pri] = q->qs[pri] = req;	269	q->qe[pri] = q->qs[pri] = req;
248		270
249	return q->size++;	271	return q->size++;
250	}	272	}
251		273
252	aio_req reqq_shift (reqq *q)	274	bdb_req reqq_shift (reqq *q)
253	{	275	{
254	int pri;	276	int pri;
255		277
256	if (!q->size)	278	if (!q->size)
257	return 0;	279	return 0;
258		280
259	--q->size;	281	--q->size;
260		282
261	for (pri = NUM_PRI; pri--; )	283	for (pri = NUM_PRI; pri--; )
262	{	284	{
263	aio_req req = q->qs[pri];	285	bdb_req req = q->qs[pri];
264		286
265	if (req)	287	if (req)
266	{	288	{
267	if (!(q->qs[pri] = req->next))	289	if (!(q->qs[pri] = req->next))
268	q->qe[pri] = 0;	290	q->qe[pri] = 0;
…		…
273		295
274	abort ();	296	abort ();
275	}	297	}
276		298
277	static int poll_cb ();	299	static int poll_cb ();
278	static void req_free (aio_req req);	300	static void req_free (bdb_req req);
279	static void req_cancel (aio_req req);	301	static void req_cancel (bdb_req req);
280		302
281	static int req_invoke (aio_req req)	303	static int req_invoke (bdb_req req)
282	{	304	{
283	dSP;	305	dSP;
284		306
285	if (SvOK (req->callback))	307	if (SvOK (req->callback))
286	{	308	{
287	ENTER;	309	ENTER;
288	SAVETMPS;	310	SAVETMPS;
289	PUSHMARK (SP);	311	PUSHMARK (SP);
290	EXTEND (SP, 1);
291		312
292	switch (req->type)	313	switch (req->type)
293	{	314	{
		315	case REQ_DB_CLOSE:
		316	SvREFCNT_dec (req->sv1);
		317	break;
		318
294	case REQ_DB_GET:	319	case REQ_DB_GET:
295	case REQ_DB_PGET:	320	case REQ_DB_PGET:
296	dbt_to_sv (req->sv1, &req->dbt3);	321	dbt_to_sv (req->sv3, &req->dbt3);
		322	break;
		323
		324	case REQ_C_GET:
		325	case REQ_C_PGET:
		326	dbt_to_sv (req->sv1, &req->dbt1);
		327	dbt_to_sv (req->sv2, &req->dbt2);
		328	dbt_to_sv (req->sv3, &req->dbt3);
		329	break;
		330
		331	case REQ_DB_PUT:
		332	case REQ_C_PUT:
		333	dbt_to_sv (0, &req->dbt1);
		334	dbt_to_sv (0, &req->dbt2);
		335	break;
		336
		337	case REQ_DB_KEY_RANGE:
		338	{
		339	AV *av = newAV ();
		340
		341	av_push (av, newSVnv (req->key_range.less));
		342	av_push (av, newSVnv (req->key_range.equal));
		343	av_push (av, newSVnv (req->key_range.greater));
		344
		345	SvREADONLY_off (req->sv1);
		346	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
297	SvREFCNT_dec (req->sv1);	347	SvREFCNT_dec (req->sv1);
298	break;	348	}
		349	break;
299		350
300	case REQ_DB_CLOSE:	351	case REQ_SEQ_GET:
		352	SvREADONLY_off (req->sv1);
		353
		354	if (sizeof (IV) > 4)
		355	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		356	else
		357	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		358
301	SvREFCNT_dec (req->sv1);	359	SvREFCNT_dec (req->sv1);
302	break;	360	break;
303	}	361	}
304		362
305	errno = req->result;	363	errno = req->result;
…		…
313	}	371	}
314		372
315	return !SvTRUE (ERRSV);	373	return !SvTRUE (ERRSV);
316	}	374	}
317		375
318	static void req_free (aio_req req)	376	static void req_free (bdb_req req)
319	{	377	{
320	free (req->buf1);	378	free (req->buf1);
321	free (req->buf2);	379	free (req->buf2);
322	Safefree (req);	380	Safefree (req);
323	}	381	}
324		382
325	static void *aio_proc (void *arg);	383	#ifdef USE_SOCKETS_AS_HANDLES
		384	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		385	#else
		386	# define TO_SOCKET(x) (x)
		387	#endif
		388
		389	static void
		390	create_respipe ()
		391	{
		392	#ifdef _WIN32
		393	int arg; /* argg */
		394	#endif
		395	int old_readfd = respipe [0];
		396
		397	if (respipe [1] >= 0)
		398	respipe_close (TO_SOCKET (respipe [1]));
		399
		400	#ifdef _WIN32
		401	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		402	#else
		403	if (pipe (respipe))
		404	#endif
		405	croak ("unable to initialize result pipe");
		406
		407	if (old_readfd >= 0)
		408	{
		409	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		410	croak ("unable to initialize result pipe(2)");
		411
		412	respipe_close (respipe [0]);
		413	respipe [0] = old_readfd;
		414	}
		415
		416	#ifdef _WIN32
		417	arg = 1;
		418	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		419	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		420	#else
		421	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		422	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		423	#endif
		424	croak ("unable to initialize result pipe(3)");
		425
		426	respipe_osf [0] = TO_SOCKET (respipe [0]);
		427	respipe_osf [1] = TO_SOCKET (respipe [1]);
		428	}
		429
		430	X_THREAD_PROC (bdb_proc);
326		431
327	static void start_thread (void)	432	static void start_thread (void)
328	{	433	{
329	sigset_t fullsigset, oldsigset;
330	pthread_attr_t attr;
331
332	worker *wrk = calloc (1, sizeof (worker));	434	worker *wrk = calloc (1, sizeof (worker));
333		435
334	if (!wrk)	436	if (!wrk)
335	croak ("unable to allocate worker thread data");	437	croak ("unable to allocate worker thread data");
336		438
337	pthread_attr_init (&attr);
338	pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
339	#ifdef PTHREAD_SCOPE_PROCESS
340	pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
341	#endif
342
343	sigfillset (&fullsigset);
344
345	LOCK (wrklock);	439	X_LOCK (wrklock);
346	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
347
348	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	440	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
349	{	441	{
350	wrk->prev = &wrk_first;	442	wrk->prev = &wrk_first;
351	wrk->next = wrk_first.next;	443	wrk->next = wrk_first.next;
352	wrk_first.next->prev = wrk;	444	wrk_first.next->prev = wrk;
353	wrk_first.next = wrk;	445	wrk_first.next = wrk;
354	++started;	446	++started;
355	}	447	}
356	else	448	else
357	free (wrk);	449	free (wrk);
358		450
359	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
360	UNLOCK (wrklock);	451	X_UNLOCK (wrklock);
361	}	452	}
362		453
363	static void maybe_start_thread ()	454	static void maybe_start_thread ()
364	{	455	{
365	if (get_nthreads () >= wanted)	456	if (get_nthreads () >= wanted)
…		…
370	return;	461	return;
371		462
372	start_thread ();	463	start_thread ();
373	}	464	}
374		465
375	static void req_send (aio_req req)	466	static void req_send (bdb_req req)
376	{	467	{
377	SV *wait_callback = 0;	468	SV *wait_callback = 0;
378		469
379	// synthesize callback if none given	470	// synthesize callback if none given
380	if (!SvOK (req->callback))	471	if (!SvOK (req->callback))
381	{	472	{
		473	int count;
		474
382	dSP;	475	dSP;
383	PUSHMARK (SP);	476	PUSHMARK (SP);
384	PUTBACK;	477	PUTBACK;
385	int count = call_sv (prepare_cb, G_ARRAY);	478	count = call_sv (prepare_cb, G_ARRAY);
386	SPAGAIN;	479	SPAGAIN;
387		480
388	if (count != 2)	481	if (count != 2)
389	croak ("prepare callback must return exactly two values\n");	482	croak ("prepare callback must return exactly two values\n");
390		483
391	wait_callback = SvREFCNT_inc (POPs);	484	wait_callback = POPs;
392	SvREFCNT_dec (req->callback);	485	SvREFCNT_dec (req->callback);
393	req->callback = SvREFCNT_inc (POPs);	486	req->callback = SvREFCNT_inc (POPs);
394	}	487	}
395		488
396	++nreqs;	489	++nreqs;
397		490
398	LOCK (reqlock);	491	X_LOCK (reqlock);
399	++nready;	492	++nready;
400	reqq_push (&req_queue, req);	493	reqq_push (&req_queue, req);
401	pthread_cond_signal (&reqwait);	494	X_COND_SIGNAL (reqwait);
402	UNLOCK (reqlock);	495	X_UNLOCK (reqlock);
403		496
404	maybe_start_thread ();	497	maybe_start_thread ();
405		498
406	if (wait_callback)	499	if (wait_callback)
407	{	500	{
408	dSP;	501	dSP;
409	PUSHMARK (SP);	502	PUSHMARK (SP);
410	PUTBACK;	503	PUTBACK;
411	call_sv (wait_callback, G_DISCARD);	504	call_sv (wait_callback, G_DISCARD);
412	SvREFCNT_dec (wait_callback);
413	}	505	}
414	}	506	}
415		507
416	static void end_thread (void)	508	static void end_thread (void)
417	{	509	{
418	aio_req req;	510	bdb_req req;
419		511
420	Newz (0, req, 1, aio_cb);	512	Newz (0, req, 1, bdb_cb);
421		513
422	req->type = REQ_QUIT;	514	req->type = REQ_QUIT;
423	req->pri = PRI_MAX + PRI_BIAS;	515	req->pri = PRI_MAX + PRI_BIAS;
424		516
425	LOCK (reqlock);	517	X_LOCK (reqlock);
426	reqq_push (&req_queue, req);	518	reqq_push (&req_queue, req);
427	pthread_cond_signal (&reqwait);	519	X_COND_SIGNAL (reqwait);
428	UNLOCK (reqlock);	520	X_UNLOCK (reqlock);
429		521
430	LOCK (wrklock);	522	X_LOCK (wrklock);
431	--started;	523	--started;
432	UNLOCK (wrklock);	524	X_UNLOCK (wrklock);
433	}	525	}
434		526
435	static void set_max_idle (int nthreads)	527	static void set_max_idle (int nthreads)
436	{	528	{
437	if (WORDACCESS_UNSAFE) LOCK (reqlock);	529	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
438	max_idle = nthreads <= 0 ? 1 : nthreads;	530	max_idle = nthreads <= 0 ? 1 : nthreads;
439	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	531	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
440	}	532	}
441		533
442	static void min_parallel (int nthreads)	534	static void min_parallel (int nthreads)
443	{	535	{
444	if (wanted < nthreads)	536	if (wanted < nthreads)
…		…
459	fd_set rfd;	551	fd_set rfd;
460		552
461	while (nreqs)	553	while (nreqs)
462	{	554	{
463	int size;	555	int size;
464	if (WORDACCESS_UNSAFE) LOCK (reslock);	556	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
465	size = res_queue.size;	557	size = res_queue.size;
466	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	558	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
467		559
468	if (size)	560	if (size)
469	return;	561	return;
470		562
471	maybe_start_thread ();	563	maybe_start_thread ();
472		564
473	FD_ZERO(&rfd);	565	FD_ZERO (&rfd);
474	FD_SET(respipe [0], &rfd);	566	FD_SET (respipe [0], &rfd);
475		567
476	select (respipe [0] + 1, &rfd, 0, 0, 0);	568	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
477	}	569	}
478	}	570	}
479		571
480	static int poll_cb ()	572	static int poll_cb ()
481	{	573	{
482	dSP;	574	dSP;
483	int count = 0;	575	int count = 0;
484	int maxreqs = max_poll_reqs;	576	int maxreqs = max_poll_reqs;
485	int do_croak = 0;	577	int do_croak = 0;
486	struct timeval tv_start, tv_now;	578	struct timeval tv_start, tv_now;
487	aio_req req;	579	bdb_req req;
488		580
489	if (max_poll_time)	581	if (max_poll_time)
490	gettimeofday (&tv_start, 0);	582	gettimeofday (&tv_start, 0);
491		583
492	for (;;)	584	for (;;)
493	{	585	{
494	for (;;)	586	for (;;)
495	{	587	{
496	maybe_start_thread ();	588	maybe_start_thread ();
497		589
498	LOCK (reslock);	590	X_LOCK (reslock);
499	req = reqq_shift (&res_queue);	591	req = reqq_shift (&res_queue);
500		592
501	if (req)	593	if (req)
502	{	594	{
503	--npending;	595	--npending;
504		596
505	if (!res_queue.size)	597	if (!res_queue.size)
506	{	598	{
507	/* read any signals sent by the worker threads */	599	/* read any signals sent by the worker threads */
508	char buf [4];	600	char buf [4];
509	while (read (respipe [0], buf, 4) == 4)	601	while (respipe_read (respipe [0], buf, 4) == 4)
510	;	602	;
511	}	603	}
512	}	604	}
513		605
514	UNLOCK (reslock);	606	X_UNLOCK (reslock);
515		607
516	if (!req)	608	if (!req)
517	break;	609	break;
518		610
519	--nreqs;	611	--nreqs;
…		…
549	}	641	}
550		642
551	return count;	643	return count;
552	}	644	}
553		645
554	static void create_pipe ()
555	{
556	if (pipe (respipe))
557	croak ("unable to initialize result pipe");
558
559	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
560	croak ("cannot set result pipe to nonblocking mode");
561
562	if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
563	croak ("cannot set result pipe to nonblocking mode");
564	}
565
566	/*****************************************************************************/	646	/*****************************************************************************/
567		647
568	static void *aio_proc (void *thr_arg)	648	X_THREAD_PROC (bdb_proc)
569	{	649	{
570	aio_req req;	650	bdb_req req;
571	struct timespec ts;	651	struct timespec ts;
572	worker *self = (worker *)thr_arg;	652	worker *self = (worker *)thr_arg;
573		653
574	/* try to distribute timeouts somewhat evenly */	654	/* try to distribute timeouts somewhat evenly */
575	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	655	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
576	* (1000000000UL / 1024UL);
577		656
578	for (;;)	657	for (;;)
579	{	658	{
580	ts.tv_sec = time (0) + IDLE_TIMEOUT;	659	ts.tv_sec = time (0) + IDLE_TIMEOUT;
581		660
582	LOCK (reqlock);	661	X_LOCK (reqlock);
583		662
584	for (;;)	663	for (;;)
585	{	664	{
586	self->req = req = reqq_shift (&req_queue);	665	self->req = req = reqq_shift (&req_queue);
587		666
588	if (req)	667	if (req)
589	break;	668	break;
590		669
591	++idle;	670	++idle;
592		671
593	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	672	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
594	== ETIMEDOUT)	673	== ETIMEDOUT)
595	{	674	{
596	if (idle > max_idle)	675	if (idle > max_idle)
597	{	676	{
598	--idle;	677	--idle;
599	UNLOCK (reqlock);	678	X_UNLOCK (reqlock);
600	LOCK (wrklock);	679	X_LOCK (wrklock);
601	--started;	680	--started;
602	UNLOCK (wrklock);	681	X_UNLOCK (wrklock);
603	goto quit;	682	goto quit;
604	}	683	}
605		684
606	/* we are allowed to idle, so do so without any timeout */	685	/* we are allowed to idle, so do so without any timeout */
607	pthread_cond_wait (&reqwait, &reqlock);	686	X_COND_WAIT (reqwait, reqlock);
608	ts.tv_sec = time (0) + IDLE_TIMEOUT;	687	ts.tv_sec = time (0) + IDLE_TIMEOUT;
609	}	688	}
610		689
611	--idle;	690	--idle;
612	}	691	}
613		692
614	--nready;	693	--nready;
615		694
616	UNLOCK (reqlock);	695	X_UNLOCK (reqlock);
617		696
618	switch (req->type)	697	switch (req->type)
619	{	698	{
620	case REQ_QUIT:	699	case REQ_QUIT:
		700	req->result = ENOSYS;
621	goto quit;	701	goto quit;
622		702
623	case REQ_ENV_OPEN:	703	case REQ_ENV_OPEN:
624	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	704	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
625	break;	705	break;
626		706
627	case REQ_ENV_CLOSE:	707	case REQ_ENV_CLOSE:
628	req->result = req->env->close (req->env, req->uint1);	708	req->result = req->env->close (req->env, req->uint1);
629	break;	709	break;
630		710
		711	case REQ_ENV_TXN_CHECKPOINT:
		712	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		713	break;
		714
		715	case REQ_ENV_LOCK_DETECT:
		716	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		717	break;
		718
		719	case REQ_ENV_MEMP_SYNC:
		720	req->result = req->env->memp_sync (req->env, 0);
		721	break;
		722
		723	case REQ_ENV_MEMP_TRICKLE:
		724	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		725	break;
		726
631	case REQ_DB_OPEN:	727	case REQ_DB_OPEN:
632	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	728	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
633	break;	729	break;
634		730
635	case REQ_DB_CLOSE:	731	case REQ_DB_CLOSE:
…		…
642		738
643	case REQ_DB_SYNC:	739	case REQ_DB_SYNC:
644	req->result = req->db->sync (req->db, req->uint1);	740	req->result = req->db->sync (req->db, req->uint1);
645	break;	741	break;
646		742
		743	case REQ_DB_UPGRADE:
		744	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		745	break;
		746
647	case REQ_DB_PUT:	747	case REQ_DB_PUT:
648	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	748	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
649	break;	749	break;
650		750
651	case REQ_DB_GET:	751	case REQ_DB_GET:
…		…
654		754
655	case REQ_DB_PGET:	755	case REQ_DB_PGET:
656	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);	756	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
657	break;	757	break;
658		758
		759	case REQ_DB_DEL:
		760	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		761	break;
		762
		763	case REQ_DB_KEY_RANGE:
		764	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		765	break;
		766
659	case REQ_TXN_COMMIT:	767	case REQ_TXN_COMMIT:
660	req->result = req->txn->commit (req->txn, req->uint1);	768	req->result = req->txn->commit (req->txn, req->uint1);
661	break;	769	break;
662		770
663	case REQ_TXN_ABORT:	771	case REQ_TXN_ABORT:
664	req->result = req->txn->abort (req->txn);	772	req->result = req->txn->abort (req->txn);
665	break;	773	break;
666		774
		775	case REQ_TXN_FINISH:
		776	if (req->txn->flags & TXN_DEADLOCK)
		777	{
		778	req->result = req->txn->abort (req->txn);
		779	if (!req->result)
		780	req->result = DB_LOCK_DEADLOCK;
		781	}
		782	else
		783	req->result = req->txn->commit (req->txn, req->uint1);
		784	break;
		785
		786	case REQ_C_CLOSE:
		787	req->result = req->dbc->c_close (req->dbc);
		788	break;
		789
		790	case REQ_C_COUNT:
		791	{
		792	db_recno_t recno;
		793	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		794	req->uv1 = recno;
		795	}
		796	break;
		797
		798	case REQ_C_PUT:
		799	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		800	break;
		801
		802	case REQ_C_GET:
		803	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		804	break;
		805
		806	case REQ_C_PGET:
		807	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		808	break;
		809
		810	case REQ_C_DEL:
		811	req->result = req->dbc->c_del (req->dbc, req->uint1);
		812	break;
		813
		814	case REQ_SEQ_OPEN:
		815	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		816	break;
		817
		818	case REQ_SEQ_CLOSE:
		819	req->result = req->seq->close (req->seq, req->uint1);
		820	break;
		821
		822	case REQ_SEQ_GET:
		823	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		824	break;
		825
		826	case REQ_SEQ_REMOVE:
		827	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		828	break;
		829
667	default:	830	default:
668	req->result = ENOSYS;	831	req->result = ENOSYS;
669	break;	832	break;
670	}	833	}
671		834
		835	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		836	req->txn->flags |= TXN_DEADLOCK;
		837
672	LOCK (reslock);	838	X_LOCK (reslock);
673		839
674	++npending;	840	++npending;
675		841
676	if (!reqq_push (&res_queue, req))	842	if (!reqq_push (&res_queue, req))
677	/* write a dummy byte to the pipe so fh becomes ready */	843	/* write a dummy byte to the pipe so fh becomes ready */
678	write (respipe [1], &respipe, 1);	844	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
679		845
680	self->req = 0;	846	self->req = 0;
681	worker_clear (self);	847	worker_clear (self);
682		848
683	UNLOCK (reslock);	849	X_UNLOCK (reslock);
684	}	850	}
685		851
686	quit:	852	quit:
687	LOCK (wrklock);	853	X_LOCK (wrklock);
688	worker_free (self);	854	worker_free (self);
689	UNLOCK (wrklock);	855	X_UNLOCK (wrklock);
690		856
691	return 0;	857	return 0;
692	}	858	}
693		859
694	/*****************************************************************************/	860	/*****************************************************************************/
695		861
696	static void atfork_prepare (void)	862	static void atfork_prepare (void)
697	{	863	{
698	LOCK (wrklock);	864	X_LOCK (wrklock);
699	LOCK (reqlock);	865	X_LOCK (reqlock);
700	LOCK (reslock);	866	X_LOCK (reslock);
701	}	867	}
702		868
703	static void atfork_parent (void)	869	static void atfork_parent (void)
704	{	870	{
705	UNLOCK (reslock);	871	X_UNLOCK (reslock);
706	UNLOCK (reqlock);	872	X_UNLOCK (reqlock);
707	UNLOCK (wrklock);	873	X_UNLOCK (wrklock);
708	}	874	}
709		875
710	static void atfork_child (void)	876	static void atfork_child (void)
711	{	877	{
712	aio_req prv;	878	bdb_req prv;
713		879
714	while (prv = reqq_shift (&req_queue))	880	while (prv = reqq_shift (&req_queue))
715	req_free (prv);	881	req_free (prv);
716		882
717	while (prv = reqq_shift (&res_queue))	883	while (prv = reqq_shift (&res_queue))
…		…
732	idle = 0;	898	idle = 0;
733	nreqs = 0;	899	nreqs = 0;
734	nready = 0;	900	nready = 0;
735	npending = 0;	901	npending = 0;
736		902
737	close (respipe [0]);
738	close (respipe [1]);
739	create_pipe ();	903	create_respipe ();
740		904
741	atfork_parent ();	905	atfork_parent ();
742	}	906	}
743		907
744	#define dREQ(reqtype) \	908	#define dREQ(reqtype) \
745	aio_req req; \	909	bdb_req req; \
746	int req_pri = next_pri; \	910	int req_pri = next_pri; \
747	next_pri = DEFAULT_PRI + PRI_BIAS; \	911	next_pri = DEFAULT_PRI + PRI_BIAS; \
748	\	912	\
749	if (SvOK (callback) && !SvROK (callback)) \	913	if (SvOK (callback) && !SvROK (callback)) \
750	croak ("callback must be undef or of reference type"); \	914	croak ("callback must be undef or of reference type"); \
751	\	915	\
752	Newz (0, req, 1, aio_cb); \	916	Newz (0, req, 1, bdb_cb); \
753	if (!req) \	917	if (!req) \
754	croak ("out of memory during aio_req allocation"); \	918	croak ("out of memory during bdb_req allocation"); \
755	\	919	\
756	req->callback = newSVsv (callback); \	920	req->callback = newSVsv (callback); \
757	req->type = (reqtype); \	921	req->type = (reqtype); \
758	req->pri = req_pri	922	req->pri = req_pri
759		923
…		…
762		926
763	#define SvPTR(var, arg, type, class, nullok) \	927	#define SvPTR(var, arg, type, class, nullok) \
764	if (!SvOK (arg)) \	928	if (!SvOK (arg)) \
765	{ \	929	{ \
766	if (!nullok) \	930	if (!nullok) \
767	Perl_croak (# var " must be a " # class " object, not undef"); \	931	croak (# var " must be a " # class " object, not undef"); \
768	\	932	\
769	(var) = 0; \	933	(var) = 0; \
770	} \	934	} \
771	else if (sv_derived_from ((arg), # class)) \	935	else if (sv_derived_from ((arg), # class)) \
772	{ \	936	{ \
773	IV tmp = SvIV ((SV*) SvRV (arg)); \	937	IV tmp = SvIV ((SV*) SvRV (arg)); \
774	(var) = INT2PTR (type, tmp); \	938	(var) = INT2PTR (type, tmp); \
775	if (!var) \	939	if (!var) \
776	Perl_croak (# var " is not a valid " # class " object anymore"); \	940	croak (# var " is not a valid " # class " object anymore"); \
777	} \	941	} \
778	else \	942	else \
779	Perl_croak (# var " is not of type " # class); \	943	croak (# var " is not of type " # class); \
780	\	944	\
781		945
782	static void	946	static void
783	ptr_nuke (SV *sv)	947	ptr_nuke (SV *sv)
784	{	948	{
…		…
808	const_iv (INIT_TXN)	972	const_iv (INIT_TXN)
809	const_iv (RECOVER)	973	const_iv (RECOVER)
810	const_iv (INIT_TXN)	974	const_iv (INIT_TXN)
811	const_iv (RECOVER_FATAL)	975	const_iv (RECOVER_FATAL)
812	const_iv (CREATE)	976	const_iv (CREATE)
		977	const_iv (RDONLY)
813	const_iv (USE_ENVIRON)	978	const_iv (USE_ENVIRON)
814	const_iv (USE_ENVIRON_ROOT)	979	const_iv (USE_ENVIRON_ROOT)
815	const_iv (LOCKDOWN)	980	const_iv (LOCKDOWN)
816	const_iv (PRIVATE)	981	const_iv (PRIVATE)
817	const_iv (REGISTER)	982	const_iv (REGISTER)
…		…
823	const_iv (DSYNC_DB)	988	const_iv (DSYNC_DB)
824	const_iv (DSYNC_LOG)	989	const_iv (DSYNC_LOG)
825	const_iv (LOG_AUTOREMOVE)	990	const_iv (LOG_AUTOREMOVE)
826	const_iv (LOG_INMEMORY)	991	const_iv (LOG_INMEMORY)
827	const_iv (NOLOCKING)	992	const_iv (NOLOCKING)
828	const_iv (MULTIVERSION)
829	const_iv (NOMMAP)	993	const_iv (NOMMAP)
830	const_iv (NOPANIC)	994	const_iv (NOPANIC)
831	const_iv (OVERWRITE)	995	const_iv (OVERWRITE)
832	const_iv (PANIC_ENVIRONMENT)	996	const_iv (PANIC_ENVIRONMENT)
833	const_iv (REGION_INIT)	997	const_iv (REGION_INIT)
834	const_iv (TIME_NOTGRANTED)	998	const_iv (TIME_NOTGRANTED)
835	const_iv (TXN_NOSYNC)	999	const_iv (TXN_NOSYNC)
836	const_iv (TXN_SNAPSHOT)	1000	const_iv (TXN_NOT_DURABLE)
837	const_iv (TXN_WRITE_NOSYNC)	1001	const_iv (TXN_WRITE_NOSYNC)
838	const_iv (WRITECURSOR)	1002	const_iv (WRITECURSOR)
839	const_iv (YIELDCPU)	1003	const_iv (YIELDCPU)
840	const_iv (ENCRYPT_AES)	1004	const_iv (ENCRYPT_AES)
841	const_iv (XA_CREATE)	1005	const_iv (XA_CREATE)
…		…
849	const_iv (READ_UNCOMMITTED)	1013	const_iv (READ_UNCOMMITTED)
850	const_iv (TRUNCATE)	1014	const_iv (TRUNCATE)
851	const_iv (NOSYNC)	1015	const_iv (NOSYNC)
852	const_iv (CHKSUM)	1016	const_iv (CHKSUM)
853	const_iv (ENCRYPT)	1017	const_iv (ENCRYPT)
854	const_iv (TXN_NOT_DURABLE)
855	const_iv (DUP)	1018	const_iv (DUP)
856	const_iv (DUPSORT)	1019	const_iv (DUPSORT)
857	const_iv (RECNUM)	1020	const_iv (RECNUM)
858	const_iv (RENUMBER)	1021	const_iv (RENUMBER)
859	const_iv (REVSPLITOFF)	1022	const_iv (REVSPLITOFF)
860	const_iv (INORDER)	1023	const_iv (INORDER)
861	const_iv (CONSUME)	1024	const_iv (CONSUME)
862	const_iv (CONSUME_WAIT)	1025	const_iv (CONSUME_WAIT)
863	const_iv (GET_BOTH)	1026	const_iv (GET_BOTH)
		1027	const_iv (GET_BOTH_RANGE)
864	//const_iv (SET_RECNO)	1028	//const_iv (SET_RECNO)
865	//const_iv (MULTIPLE)	1029	//const_iv (MULTIPLE)
866	const_iv (SNAPSHOT)	1030	const_iv (SNAPSHOT)
867	const_iv (JOIN_ITEM)	1031	const_iv (JOIN_ITEM)
		1032	const_iv (JOIN_NOSORT)
868	const_iv (RMW)	1033	const_iv (RMW)
869		1034
870	const_iv (NOTFOUND)	1035	const_iv (NOTFOUND)
871	const_iv (KEYEMPTY)	1036	const_iv (KEYEMPTY)
872	const_iv (LOCK_DEADLOCK)	1037	const_iv (LOCK_DEADLOCK)
873	const_iv (LOCK_NOTGRANTED)	1038	const_iv (LOCK_NOTGRANTED)
874	const_iv (RUNRECOVERY)	1039	const_iv (RUNRECOVERY)
875	const_iv (OLD_VERSION)	1040	const_iv (OLD_VERSION)
876	const_iv (REP_HANDLE_DEAD)	1041	const_iv (REP_HANDLE_DEAD)
877	const_iv (REP_LOCKOUT)	1042	const_iv (REP_LOCKOUT)
		1043	const_iv (SECONDARY_BAD)
878		1044
879	const_iv (FREE_SPACE)	1045	const_iv (FREE_SPACE)
880	const_iv (FREELIST_ONLY)	1046	const_iv (FREELIST_ONLY)
881		1047
882	const_iv (APPEND)	1048	const_iv (APPEND)
883	const_iv (NODUPDATA)	1049	const_iv (NODUPDATA)
884	const_iv (NOOVERWRITE)	1050	const_iv (NOOVERWRITE)
885		1051
886	const_iv (TXN_NOWAIT)	1052	const_iv (TXN_NOWAIT)
887	const_iv (TXN_SNAPSHOT)
888	const_iv (TXN_SYNC)	1053	const_iv (TXN_SYNC)
889		1054
890	const_iv (SET_LOCK_TIMEOUT)	1055	const_iv (SET_LOCK_TIMEOUT)
891	const_iv (SET_TXN_TIMEOUT)	1056	const_iv (SET_TXN_TIMEOUT)
		1057
		1058	const_iv (FIRST)
		1059	const_iv (NEXT)
		1060	const_iv (NEXT_DUP)
		1061	const_iv (NEXT_NODUP)
		1062	const_iv (PREV)
		1063	const_iv (PREV_NODUP)
		1064	const_iv (SET)
		1065	const_iv (SET_RANGE)
		1066	const_iv (LAST)
		1067	const_iv (BEFORE)
		1068	const_iv (AFTER)
		1069	const_iv (CURRENT)
		1070	const_iv (KEYFIRST)
		1071	const_iv (KEYLAST)
		1072	const_iv (NODUPDATA)
		1073
		1074	const_iv (FORCE)
		1075
		1076	const_iv (LOCK_DEFAULT)
		1077	const_iv (LOCK_EXPIRE)
		1078	const_iv (LOCK_MAXLOCKS)
		1079	const_iv (LOCK_MAXWRITE)
		1080	const_iv (LOCK_MINLOCKS)
		1081	const_iv (LOCK_MINWRITE)
		1082	const_iv (LOCK_OLDEST)
		1083	const_iv (LOCK_RANDOM)
		1084	const_iv (LOCK_YOUNGEST)
		1085
		1086	const_iv (SEQ_DEC)
		1087	const_iv (SEQ_INC)
		1088	const_iv (SEQ_WRAP)
		1089
		1090	const_iv (BUFFER_SMALL)
		1091	const_iv (DONOTINDEX)
		1092	const_iv (KEYEMPTY )
		1093	const_iv (KEYEXIST )
		1094	const_iv (LOCK_DEADLOCK)
		1095	const_iv (LOCK_NOTGRANTED)
		1096	const_iv (LOG_BUFFER_FULL)
		1097	const_iv (NOSERVER)
		1098	const_iv (NOSERVER_HOME)
		1099	const_iv (NOSERVER_ID)
		1100	const_iv (NOTFOUND)
		1101	const_iv (PAGE_NOTFOUND)
		1102	const_iv (REP_DUPMASTER)
		1103	const_iv (REP_HANDLE_DEAD)
		1104	const_iv (REP_HOLDELECTION)
		1105	const_iv (REP_IGNORE)
		1106	const_iv (REP_ISPERM)
		1107	const_iv (REP_JOIN_FAILURE)
		1108	const_iv (REP_LOCKOUT)
		1109	const_iv (REP_NEWMASTER)
		1110	const_iv (REP_NEWSITE)
		1111	const_iv (REP_NOTPERM)
		1112	const_iv (REP_UNAVAIL)
		1113	const_iv (RUNRECOVERY)
		1114	const_iv (SECONDARY_BAD)
		1115	const_iv (VERIFY_BAD)
		1116	const_iv (VERSION_MISMATCH)
		1117
		1118	const_iv (VERB_DEADLOCK)
		1119	const_iv (VERB_RECOVERY)
		1120	const_iv (VERB_REGISTER)
		1121	const_iv (VERB_REPLICATION)
		1122	const_iv (VERB_WAITSFOR)
		1123
		1124	const_iv (VERSION_MAJOR)
		1125	const_iv (VERSION_MINOR)
		1126	const_iv (VERSION_PATCH)
		1127	#if DB_VERSION_MINOR >= 5
		1128	const_iv (MULTIVERSION)
		1129	const_iv (TXN_SNAPSHOT)
		1130	#endif
		1131	#if DB_VERSION_MINOR >= 6
		1132	const_iv (PREV_DUP)
		1133	const_iv (PRIORITY_UNCHANGED)
		1134	const_iv (PRIORITY_VERY_LOW)
		1135	const_iv (PRIORITY_LOW)
		1136	const_iv (PRIORITY_DEFAULT)
		1137	const_iv (PRIORITY_HIGH)
		1138	const_iv (PRIORITY_VERY_HIGH)
		1139	#endif
892	};	1140	};
893		1141
894	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1142	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
895	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1143	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
896		1144
897	create_pipe ();	1145	newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
		1146	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1147
		1148	create_respipe ();
		1149
898	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1150	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1151	#ifdef _WIN32
		1152	X_MUTEX_CHECK (wrklock);
		1153	X_MUTEX_CHECK (reslock);
		1154	X_MUTEX_CHECK (reqlock);
		1155
		1156	X_COND_CHECK (reqwait);
		1157	#endif
899	}	1158	}
900		1159
901	void	1160	void
902	max_poll_reqs (int nreqs)	1161	max_poll_reqs (int nreqs)
903	PROTOTYPE: $	1162	PROTOTYPE: $
…		…
1022		1281
1023	int	1282	int
1024	nthreads ()	1283	nthreads ()
1025	PROTOTYPE:	1284	PROTOTYPE:
1026	CODE:	1285	CODE:
1027	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1286	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1028	RETVAL = started;	1287	RETVAL = started;
1029	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1288	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1030	OUTPUT:	1289	OUTPUT:
1031	RETVAL	1290	RETVAL
1032		1291
1033	void	1292	void
1034	set_sync_prepare (SV *cb)	1293	set_sync_prepare (SV *cb)
1035	PROTOTYPE: &	1294	PROTOTYPE: &
1036	CODE:	1295	CODE:
1037	SvREFCNT_dec (prepare_cb);	1296	SvREFCNT_dec (prepare_cb);
1038	prepare_cb = newSVsv (cb);	1297	prepare_cb = newSVsv (cb);
		1298
		1299	char *
		1300	strerror (int errorno = errno)
		1301	PROTOTYPE: ;$
		1302	CODE:
		1303	RETVAL = db_strerror (errorno);
		1304	OUTPUT:
		1305	RETVAL
1039		1306
1040	DB_ENV *	1307	DB_ENV *
1041	db_env_create (U32 env_flags = 0)	1308	db_env_create (U32 env_flags = 0)
1042	CODE:	1309	CODE:
1043	{	1310	{
1044	errno = db_env_create (&RETVAL, env_flags);	1311	errno = db_env_create (&RETVAL, env_flags);
1045	if (errno)	1312	if (errno)
1046	croak ("db_env_create: %s", db_strerror (errno));	1313	croak ("db_env_create: %s", db_strerror (errno));
		1314
		1315	if (0)
		1316	{
		1317	RETVAL->set_errcall (RETVAL, debug_errcall);
		1318	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1319	}
1047	}	1320	}
1048	OUTPUT:	1321	OUTPUT:
1049	RETVAL	1322	RETVAL
1050		1323
1051	void	1324	void
1052	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1325	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)
1053	CODE:	1326	CODE:
1054	{	1327	{
1055	dREQ (REQ_ENV_OPEN);	1328	dREQ (REQ_ENV_OPEN);
		1329
		1330	env->set_thread_count (env, wanted + 2);
		1331
1056	req->env = env;	1332	req->env = env;
1057	req->uint1 = open_flags | DB_THREAD;	1333	req->uint1 = open_flags | DB_THREAD;
1058	req->int1 = mode;	1334	req->int1 = mode;
1059	req->buf1 = strdup_ornull (db_home);	1335	req->buf1 = strdup_ornull (db_home);
1060	REQ_SEND;	1336	REQ_SEND;
…		…
1069	req->uint1 = flags;	1345	req->uint1 = flags;
1070	REQ_SEND;	1346	REQ_SEND;
1071	ptr_nuke (ST (0));	1347	ptr_nuke (ST (0));
1072	}	1348	}
1073		1349
		1350	void
		1351	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1352	CODE:
		1353	{
		1354	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1355	req->env = env;
		1356	req->uint1 = kbyte;
		1357	req->int1 = min;
		1358	req->uint2 = flags;
		1359	REQ_SEND;
		1360	}
		1361
		1362	void
		1363	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)
		1364	CODE:
		1365	{
		1366	dREQ (REQ_ENV_LOCK_DETECT);
		1367	req->env = env;
		1368	req->uint1 = flags;
		1369	req->uint2 = atype;
		1370	REQ_SEND;
		1371	}
		1372
		1373	void
		1374	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)
		1375	CODE:
		1376	{
		1377	dREQ (REQ_ENV_MEMP_SYNC);
		1378	req->env = env;
		1379	REQ_SEND;
		1380	}
		1381
		1382	void
		1383	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)
		1384	CODE:
		1385	{
		1386	dREQ (REQ_ENV_MEMP_TRICKLE);
		1387	req->env = env;
		1388	req->int1 = percent;
		1389	REQ_SEND;
		1390	}
		1391
		1392
1074	DB *	1393	DB *
1075	db_create (DB_ENV *env = 0, U32 flags = 0)	1394	db_create (DB_ENV *env = 0, U32 flags = 0)
1076	CODE:	1395	CODE:
1077	{	1396	{
1078	errno = db_create (&RETVAL, env, flags);	1397	errno = db_create (&RETVAL, env, flags);
1079	if (errno)	1398	if (errno)
1080	croak ("db_env_create: %s", db_strerror (errno));	1399	croak ("db_create: %s", db_strerror (errno));
1081		1400
1082	if (RETVAL)	1401	if (RETVAL)
1083	RETVAL->app_private = (void *)newSVsv (ST (0));	1402	RETVAL->app_private = (void *)newSVsv (ST (0));
1084	}	1403	}
1085	OUTPUT:	1404	OUTPUT:
…		…
1134	req->uint1 = flags;	1453	req->uint1 = flags;
1135	REQ_SEND;	1454	REQ_SEND;
1136	}	1455	}
1137		1456
1138	void	1457	void
		1458	db_upgrade (DB *db, octetstring file, U32 flags = 0, SV *callback = &PL_sv_undef)
		1459	CODE:
		1460	{
		1461	dREQ (REQ_DB_SYNC);
		1462	req->db = db;
		1463	req->buf1 = strdup (file);
		1464	req->uint1 = flags;
		1465	REQ_SEND;
		1466	}
		1467
		1468	void
		1469	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
		1470	CODE:
		1471	{
		1472	dREQ (REQ_DB_KEY_RANGE);
		1473	req->db = db;
		1474	req->txn = txn;
		1475	sv_to_dbt (&req->dbt1, key);
		1476	req->uint1 = flags;
		1477	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1478	REQ_SEND;
		1479	}
		1480
		1481	void
1139	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1482	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1140	CODE:	1483	CODE:
1141	{	1484	{
1142	dREQ (REQ_DB_PUT);	1485	dREQ (REQ_DB_PUT);
1143	req->db = db;	1486	req->db = db;
…		…
1149	}	1492	}
1150		1493
1151	void	1494	void
1152	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1495	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1153	CODE:	1496	CODE:
		1497	if (SvREADONLY (data))
		1498	croak ("can't modify read-only data scalar in db_get");
1154	{	1499	{
1155	dREQ (REQ_DB_GET);	1500	dREQ (REQ_DB_GET);
1156	req->db = db;	1501	req->db = db;
1157	req->txn = txn;	1502	req->txn = txn;
		1503	req->uint1 = flags;
1158	sv_to_dbt (&req->dbt1, key);	1504	sv_to_dbt (&req->dbt1, key);
1159	req->dbt3.flags = DB_DBT_MALLOC;	1505	req->dbt3.flags = DB_DBT_MALLOC;
1160	req->uint1 = flags;
1161	req->sv1 = SvREFCNT_inc (data);	1506	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1162	SvREADONLY_on (data);
1163	REQ_SEND;	1507	REQ_SEND;
1164	}	1508	}
1165		1509
1166	void	1510	void
1167	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1511	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1168	CODE:	1512	CODE:
		1513	if (SvREADONLY (data))
		1514	croak ("can't modify read-only data scalar in db_pget");
1169	{	1515	{
1170	dREQ (REQ_DB_PGET);	1516	dREQ (REQ_DB_PGET);
1171	req->db = db;	1517	req->db = db;
1172	req->txn = txn;	1518	req->txn = txn;
		1519	req->uint1 = flags;
1173	sv_to_dbt (&req->dbt1, key);	1520	sv_to_dbt (&req->dbt1, key);
1174	sv_to_dbt (&req->dbt2, pkey);	1521	sv_to_dbt (&req->dbt2, pkey);
1175	req->dbt3.flags = DB_DBT_MALLOC;	1522	req->dbt3.flags = DB_DBT_MALLOC;
		1523	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1524	REQ_SEND;
		1525	}
		1526
		1527	void
		1528	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)
		1529	CODE:
		1530	{
		1531	dREQ (REQ_DB_DEL);
		1532	req->db = db;
		1533	req->txn = txn;
1176	req->uint1 = flags;	1534	req->uint1 = flags;
1177	req->sv1 = SvREFCNT_inc (data);	1535	sv_to_dbt (&req->dbt1, key);
1178	SvREADONLY_on (data);
1179	REQ_SEND;	1536	REQ_SEND;
1180	}	1537	}
1181		1538
1182	void	1539	void
1183	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1540	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
…		…
1198	req->txn = txn;	1555	req->txn = txn;
1199	REQ_SEND;	1556	REQ_SEND;
1200	ptr_nuke (ST (0));	1557	ptr_nuke (ST (0));
1201	}	1558	}
1202		1559
		1560	void
		1561	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
		1562	CODE:
		1563	{
		1564	dREQ (REQ_TXN_FINISH);
		1565	req->txn = txn;
		1566	req->uint1 = flags;
		1567	REQ_SEND;
		1568	ptr_nuke (ST (0));
		1569	}
		1570
		1571	void
		1572	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
		1573	CODE:
		1574	{
		1575	dREQ (REQ_C_CLOSE);
		1576	req->dbc = dbc;
		1577	REQ_SEND;
		1578	ptr_nuke (ST (0));
		1579	}
		1580
		1581	void
		1582	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)
		1583	CODE:
		1584	{
		1585	dREQ (REQ_C_COUNT);
		1586	req->dbc = dbc;
		1587	req->sv1 = SvREFCNT_inc (count);
		1588	REQ_SEND;
		1589	}
		1590
		1591	void
		1592	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1593	CODE:
		1594	{
		1595	dREQ (REQ_C_PUT);
		1596	req->dbc = dbc;
		1597	sv_to_dbt (&req->dbt1, key);
		1598	sv_to_dbt (&req->dbt2, data);
		1599	req->uint1 = flags;
		1600	REQ_SEND;
		1601	}
		1602
		1603	void
		1604	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1605	CODE:
		1606	{
		1607	dREQ (REQ_C_GET);
		1608	req->dbc = dbc;
		1609	req->uint1 = flags;
		1610	if ((flags & DB_SET) == DB_SET
		1611	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1612	sv_to_dbt (&req->dbt1, key);
		1613	else
		1614	req->dbt1.flags = DB_DBT_MALLOC;
		1615
		1616	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1617
		1618	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1619	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1620	sv_to_dbt (&req->dbt3, data);
		1621	else
		1622	req->dbt3.flags = DB_DBT_MALLOC;
		1623
		1624	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1625	REQ_SEND;
		1626	}
		1627
		1628	void
		1629	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1630	CODE:
		1631	{
		1632	dREQ (REQ_C_PGET);
		1633	req->dbc = dbc;
		1634	req->uint1 = flags;
		1635	if ((flags & DB_SET) == DB_SET
		1636	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1637	sv_to_dbt (&req->dbt1, key);
		1638	else
		1639	req->dbt1.flags = DB_DBT_MALLOC;
		1640
		1641	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1642
		1643	req->dbt2.flags = DB_DBT_MALLOC;
		1644	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1645
		1646	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1647	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1648	sv_to_dbt (&req->dbt3, data);
		1649	else
		1650	req->dbt3.flags = DB_DBT_MALLOC;
		1651
		1652	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1653	REQ_SEND;
		1654	}
		1655
		1656	void
		1657	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)
		1658	CODE:
		1659	{
		1660	dREQ (REQ_C_DEL);
		1661	req->dbc = dbc;
		1662	req->uint1 = flags;
		1663	REQ_SEND;
		1664	}
		1665
		1666
		1667	void
		1668	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)
		1669	CODE:
		1670	{
		1671	dREQ (REQ_SEQ_OPEN);
		1672	req->seq = seq;
		1673	req->txn = txnid;
		1674	req->uint1 = flags | DB_THREAD;
		1675	sv_to_dbt (&req->dbt1, key);
		1676	REQ_SEND;
		1677	}
		1678
		1679	void
		1680	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)
		1681	CODE:
		1682	{
		1683	dREQ (REQ_SEQ_CLOSE);
		1684	req->seq = seq;
		1685	req->uint1 = flags;
		1686	REQ_SEND;
		1687	ptr_nuke (ST (0));
		1688	}
		1689
		1690	void
		1691	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef)
		1692	CODE:
		1693	{
		1694	dREQ (REQ_SEQ_GET);
		1695	req->seq = seq;
		1696	req->txn = txnid;
		1697	req->int1 = delta;
		1698	req->uint1 = flags;
		1699	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1700	REQ_SEND;
		1701	}
		1702
		1703	void
		1704	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1705	CODE:
		1706	{
		1707	dREQ (REQ_SEQ_REMOVE);
		1708	req->seq = seq;
		1709	req->txn = txnid;
		1710	req->uint1 = flags;
		1711	REQ_SEND;
		1712	}
		1713
1203		1714
1204	MODULE = BDB PACKAGE = BDB::Env	1715	MODULE = BDB PACKAGE = BDB::Env
1205		1716
1206	void	1717	void
1207	DESTROY (DB_ENV_ornull *env)	1718	DESTROY (DB_ENV_ornull *env)
1208	CODE:	1719	CODE:
1209	if (env)	1720	if (env)
1210	env->close (env, 0);	1721	env->close (env, 0);
1211		1722
		1723	int set_data_dir (DB_ENV *env, const char *dir)
		1724	CODE:
		1725	RETVAL = env->set_data_dir (env, dir);
		1726	OUTPUT:
		1727	RETVAL
		1728
		1729	int set_tmp_dir (DB_ENV *env, const char *dir)
		1730	CODE:
		1731	RETVAL = env->set_tmp_dir (env, dir);
		1732	OUTPUT:
		1733	RETVAL
		1734
		1735	int set_lg_dir (DB_ENV *env, const char *dir)
		1736	CODE:
		1737	RETVAL = env->set_lg_dir (env, dir);
		1738	OUTPUT:
		1739	RETVAL
		1740
		1741	int set_shm_key (DB_ENV *env, long shm_key)
		1742	CODE:
		1743	RETVAL = env->set_shm_key (env, shm_key);
		1744	OUTPUT:
		1745	RETVAL
		1746
1212	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	1747	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1213	CODE:	1748	CODE:
1214	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	1749	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1215	OUTPUT:	1750	OUTPUT:
1216	RETVAL	1751	RETVAL
1217		1752
1218	int set_flags (DB_ENV *env, U32 flags, int onoff)	1753	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1219	CODE:	1754	CODE:
1220	RETVAL = env->set_flags (env, flags, onoff);	1755	RETVAL = env->set_flags (env, flags, onoff);
1221	OUTPUT:	1756	OUTPUT:
1222	RETVAL	1757	RETVAL
1223		1758
		1759	void set_errfile (DB_ENV *env, FILE *errfile = 0)
		1760	CODE:
		1761	env->set_errfile (env, errfile);
		1762
		1763	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
		1764	CODE:
		1765	env->set_msgfile (env, msgfile);
		1766
		1767	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		1768	CODE:
		1769	RETVAL = env->set_verbose (env, which, onoff);
		1770	OUTPUT:
		1771	RETVAL
		1772
1224	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)	1773	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1225	CODE:	1774	CODE:
1226	RETVAL = env->set_encrypt (env, password, flags);	1775	RETVAL = env->set_encrypt (env, password, flags);
1227	OUTPUT:	1776	OUTPUT:
1228	RETVAL	1777	RETVAL
1229		1778
1230	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	1779	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1231	CODE:	1780	CODE:
1232	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	1781	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1233	OUTPUT:	1782	OUTPUT:
		1783	RETVAL
		1784
		1785	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		1786	CODE:
		1787	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		1788	OUTPUT:
		1789	RETVAL
		1790
		1791	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		1792	CODE:
		1793	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		1794	OUTPUT:
		1795	RETVAL
		1796
		1797	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		1798	CODE:
		1799	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		1800	OUTPUT:
		1801	RETVAL
		1802
		1803	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		1804	CODE:
		1805	RETVAL = env->set_lk_detect (env, detect);
		1806	OUTPUT:
		1807	RETVAL
		1808
		1809	int set_lk_max_lockers (DB_ENV *env, U32 max)
		1810	CODE:
		1811	RETVAL = env->set_lk_max_lockers (env, max);
		1812	OUTPUT:
		1813	RETVAL
		1814
		1815	int set_lk_max_locks (DB_ENV *env, U32 max)
		1816	CODE:
		1817	RETVAL = env->set_lk_max_locks (env, max);
		1818	OUTPUT:
		1819	RETVAL
		1820
		1821	int set_lk_max_objects (DB_ENV *env, U32 max)
		1822	CODE:
		1823	RETVAL = env->set_lk_max_objects (env, max);
		1824	OUTPUT:
		1825	RETVAL
		1826
		1827	int set_lg_bsize (DB_ENV *env, U32 max)
		1828	CODE:
		1829	RETVAL = env->set_lg_bsize (env, max);
		1830	OUTPUT:
		1831	RETVAL
		1832
		1833	int set_lg_max (DB_ENV *env, U32 max)
		1834	CODE:
		1835	RETVAL = env->set_lg_max (env, max);
		1836	OUTPUT:
		1837	RETVAL
		1838
		1839	int mutex_set_max (DB_ENV *env, U32 max)
		1840	CODE:
		1841	RETVAL = env->mutex_set_max (env, max);
		1842	OUTPUT:
		1843	RETVAL
		1844
		1845	int mutex_set_increment (DB_ENV *env, U32 increment)
		1846	CODE:
		1847	RETVAL = env->mutex_set_increment (env, increment);
		1848	OUTPUT:
		1849	RETVAL
		1850
		1851	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		1852	CODE:
		1853	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		1854	OUTPUT:
		1855	RETVAL
		1856
		1857	int mutex_set_align (DB_ENV *env, U32 align)
		1858	CODE:
		1859	RETVAL = env->mutex_set_align (env, align);
		1860	OUTPUT:
1234	RETVAL	1861	RETVAL
1235		1862
1236	DB_TXN *	1863	DB_TXN *
1237	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	1864	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1238	CODE:	1865	CODE:
1239	errno = env->txn_begin (env, parent, &RETVAL, flags);	1866	errno = env->txn_begin (env, parent, &RETVAL, flags);
1240	if (errno)	1867	if (errno)
1241	croak ("txn_begin: %s", db_strerror (errno));	1868	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1242	OUTPUT:	1869	OUTPUT:
1243	RETVAL	1870	RETVAL
1244		1871
1245	MODULE = BDB PACKAGE = BDB::Db	1872	MODULE = BDB PACKAGE = BDB::Db
1246		1873
…		…
1258	CODE:	1885	CODE:
1259	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	1886	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1260	OUTPUT:	1887	OUTPUT:
1261	RETVAL	1888	RETVAL
1262		1889
1263	int set_flags (DB *db, U32 flags);	1890	int set_flags (DB *db, U32 flags)
1264	CODE:	1891	CODE:
1265	RETVAL = db->set_flags (db, flags);	1892	RETVAL = db->set_flags (db, flags);
1266	OUTPUT:	1893	OUTPUT:
1267	RETVAL	1894	RETVAL
1268		1895
…		…
1276	CODE:	1903	CODE:
1277	RETVAL = db->set_lorder (db, lorder);	1904	RETVAL = db->set_lorder (db, lorder);
1278	OUTPUT:	1905	OUTPUT:
1279	RETVAL	1906	RETVAL
1280		1907
1281
1282	int set_bt_minkey (DB *db, U32 minkey)	1908	int set_bt_minkey (DB *db, U32 minkey)
1283	CODE:	1909	CODE:
1284	RETVAL = db->set_bt_minkey (db, minkey);	1910	RETVAL = db->set_bt_minkey (db, minkey);
1285	OUTPUT:	1911	OUTPUT:
1286	RETVAL	1912	RETVAL
1287		1913
1288	int set_re_delim(DB *db, int delim);	1914	int set_re_delim (DB *db, int delim)
1289	CODE:	1915	CODE:
1290	RETVAL = db->set_re_delim (db, delim);	1916	RETVAL = db->set_re_delim (db, delim);
1291	OUTPUT:	1917	OUTPUT:
1292	RETVAL	1918	RETVAL
1293		1919
…		…
1324	int set_q_extentsize (DB *db, U32 extentsize)	1950	int set_q_extentsize (DB *db, U32 extentsize)
1325	CODE:	1951	CODE:
1326	RETVAL = db->set_q_extentsize (db, extentsize);	1952	RETVAL = db->set_q_extentsize (db, extentsize);
1327	OUTPUT:	1953	OUTPUT:
1328	RETVAL	1954	RETVAL
		1955
		1956	DBC *
		1957	cursor (DB *db, DB_TXN_ornull *txn = 0, U32 flags = 0)
		1958	CODE:
		1959	errno = db->cursor (db, txn, &RETVAL, flags);
		1960	if (errno)
		1961	croak ("DB->cursor: %s", db_strerror (errno));
		1962	OUTPUT:
		1963	RETVAL
		1964
		1965	DB_SEQUENCE *
		1966	sequence (DB *db, U32 flags = 0)
		1967	CODE:
		1968	{
		1969	errno = db_sequence_create (&RETVAL, db, flags);
		1970	if (errno)
		1971	croak ("db_sequence_create: %s", db_strerror (errno));
		1972	}
		1973	OUTPUT:
		1974	RETVAL
		1975
1329		1976
1330	MODULE = BDB PACKAGE = BDB::Txn	1977	MODULE = BDB PACKAGE = BDB::Txn
1331		1978
1332	void	1979	void
1333	DESTROY (DB_TXN_ornull *txn)	1980	DESTROY (DB_TXN_ornull *txn)
1334	CODE:	1981	CODE:
1335	if (txn)	1982	if (txn)
1336	txn->abort (txn);	1983	txn->abort (txn);
1337		1984
1338	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	1985	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1339	CODE:	1986	CODE:
1340	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	1987	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1341	OUTPUT:	1988	OUTPUT:
1342	RETVAL	1989	RETVAL
1343		1990
		1991	int failed (DB_TXN *txn)
		1992	CODE:
		1993	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		1994	OUTPUT:
		1995	RETVAL
1344		1996
		1997
		1998	MODULE = BDB PACKAGE = BDB::Cursor
		1999
		2000	void
		2001	DESTROY (DBC_ornull *dbc)
		2002	CODE:
		2003	if (dbc)
		2004	dbc->c_close (dbc);
		2005
		2006	#if DB_VERSION_MINOR >= 6
		2007
		2008	int set_priority (DBC *dbc, int priority)
		2009	CODE:
		2010	dbc->set_priority (dbc, priority);
		2011
		2012	#endif
		2013
		2014	MODULE = BDB PACKAGE = BDB::Sequence
		2015
		2016	void
		2017	DESTROY (DB_SEQUENCE_ornull *seq)
		2018	CODE:
		2019	if (seq)
		2020	seq->close (seq, 0);
		2021
		2022	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		2023	CODE:
		2024	RETVAL = seq->initial_value (seq, value);
		2025	OUTPUT:
		2026	RETVAL
		2027
		2028	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		2029	CODE:
		2030	RETVAL = seq->set_cachesize (seq, size);
		2031	OUTPUT:
		2032	RETVAL
		2033
		2034	int set_flags (DB_SEQUENCE *seq, U32 flags)
		2035	CODE:
		2036	RETVAL = seq->set_flags (seq, flags);
		2037	OUTPUT:
		2038	RETVAL
		2039
		2040	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		2041	CODE:
		2042	RETVAL = seq->set_range (seq, min, max);
		2043	OUTPUT:
		2044	RETVAL
		2045

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