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Comparing BDB/BDB.xs (file contents):
Revision 1.9 by root, Sun Feb 11 22:38:37 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
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 38
45typedef DB_ENV DB_ENV_ornull; 39typedef DB_ENV DB_ENV_ornull;
46typedef DB_TXN DB_TXN_ornull; 40typedef DB_TXN DB_TXN_ornull;
47typedef DBC DBC_ornull; 41typedef DBC DBC_ornull;
48typedef DB DB_ornull; 42typedef DB DB_ornull;
… …
51typedef SV SV8; /* byte-sv, used for argument-checking */ 45typedef SV SV8; /* byte-sv, used for argument-checking */
52typedef char *octetstring; 46typedef char *octetstring;
53 47
54static SV *prepare_cb; 48static SV *prepare_cb;
55 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
60static void
61debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
62{
63 printf ("err[%s]\n", msg);
64}
65
66static void
67debug_msgcall (const DB_ENV *dbenv, const char *msg)
68{
69 printf ("msg[%s]\n", msg);
70}
71
56static inline char * 72static char *
57strdup_ornull (const char *s) 73strdup_ornull (const char *s)
58{ 74{
59 return s ? strdup (s) : 0; 75 return s ? strdup (s) : 0;
60} 76}
61 77
62static inline void 78static void
63sv_to_dbt (DBT *dbt, SV *sv) 79sv_to_dbt (DBT *dbt, SV *sv)
64{ 80{
65 STRLEN len; 81 STRLEN len;
66 char *data = SvPVbyte (sv, len); 82 char *data = SvPVbyte (sv, len);
67 83
… …
69 memcpy (dbt->data, data, len); 85 memcpy (dbt->data, data, len);
70 dbt->size = len; 86 dbt->size = len;
71 dbt->flags = DB_DBT_REALLOC; 87 dbt->flags = DB_DBT_REALLOC;
72} 88}
73 89
74static inline void 90static void
75dbt_to_sv (SV *sv, DBT *dbt) 91dbt_to_sv (SV *sv, DBT *dbt)
76{ 92{
77 if (sv) 93 if (sv)
78 { 94 {
79 SvREADONLY_off (sv); 95 SvREADONLY_off (sv);
… …
86 102
87enum { 103enum {
88 REQ_QUIT, 104 REQ_QUIT,
89 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, 105 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
90 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, 106 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
91 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, 107 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
92 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, 108 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
93 REQ_TXN_COMMIT, REQ_TXN_ABORT, 109 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
94 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, 110 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
95 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, 111 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
96}; 112};
97 113
98typedef struct aio_cb 114typedef struct bdb_cb
99{ 115{
100 struct aio_cb *volatile next; 116 struct bdb_cb *volatile next;
101 SV *callback; 117 SV *callback;
102 int type, pri, result; 118 int type, pri, result;
103 119
104 DB_ENV *env; 120 DB_ENV *env;
105 DB *db; 121 DB *db;
… …
114 130
115 DBT dbt1, dbt2, dbt3; 131 DBT dbt1, dbt2, dbt3;
116 DB_KEY_RANGE key_range; 132 DB_KEY_RANGE key_range;
117 DB_SEQUENCE *seq; 133 DB_SEQUENCE *seq;
118 db_seq_t seq_t; 134 db_seq_t seq_t;
119} aio_cb; 135} bdb_cb;
120 136
121typedef aio_cb *aio_req; 137typedef bdb_cb *bdb_req;
122 138
123enum { 139enum {
124 PRI_MIN = -4, 140 PRI_MIN = -4,
125 PRI_MAX = 4, 141 PRI_MAX = 4,
126 142
… …
143 159
144static int next_pri = DEFAULT_PRI + PRI_BIAS; 160static int next_pri = DEFAULT_PRI + PRI_BIAS;
145 161
146static unsigned int started, idle, wanted; 162static unsigned int started, idle, wanted;
147 163
148#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
149# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
150#else
151# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
152#endif
153
154#define LOCK(mutex) pthread_mutex_lock (&(mutex))
155#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
156
157/* worker threads management */ 164/* worker threads management */
158static pthread_mutex_t wrklock = AIO_MUTEX_INIT; 165static mutex_t wrklock = X_MUTEX_INIT;
159 166
160typedef struct worker { 167typedef struct worker {
161 /* locked by wrklock */ 168 /* locked by wrklock */
162 struct worker *prev, *next; 169 struct worker *prev, *next;
163 170
164 pthread_t tid; 171 thread_t tid;
165 172
166 /* locked by reslock, reqlock or wrklock */ 173 /* locked by reslock, reqlock or wrklock */
167 aio_req req; /* currently processed request */ 174 bdb_req req; /* currently processed request */
168 void *dbuf; 175 void *dbuf;
169 DIR *dirp; 176 DIR *dirp;
170} worker; 177} worker;
171 178
172static worker wrk_first = { &wrk_first, &wrk_first, 0 }; 179static worker wrk_first = { &wrk_first, &wrk_first, 0 };
… …
184} 191}
185 192
186static volatile unsigned int nreqs, nready, npending; 193static volatile unsigned int nreqs, nready, npending;
187static volatile unsigned int max_idle = 4; 194static volatile unsigned int max_idle = 4;
188static volatile unsigned int max_outstanding = 0xffffffff; 195static volatile unsigned int max_outstanding = 0xffffffff;
189static int respipe [2]; 196static int respipe_osf [2], respipe [2] = { -1, -1 };
190 197
191static pthread_mutex_t reslock = AIO_MUTEX_INIT; 198static mutex_t reslock = X_MUTEX_INIT;
192static pthread_mutex_t reqlock = AIO_MUTEX_INIT; 199static mutex_t reqlock = X_MUTEX_INIT;
193static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; 200static cond_t reqwait = X_COND_INIT;
194 201
195#if WORDACCESS_UNSAFE 202#if WORDACCESS_UNSAFE
196 203
197static unsigned int get_nready () 204static unsigned int get_nready ()
198{ 205{
199 unsigned int retval; 206 unsigned int retval;
200 207
201 LOCK (reqlock); 208 X_LOCK (reqlock);
202 retval = nready; 209 retval = nready;
203 UNLOCK (reqlock); 210 X_UNLOCK (reqlock);
204 211
205 return retval; 212 return retval;
206} 213}
207 214
208static unsigned int get_npending () 215static unsigned int get_npending ()
209{ 216{
210 unsigned int retval; 217 unsigned int retval;
211 218
212 LOCK (reslock); 219 X_LOCK (reslock);
213 retval = npending; 220 retval = npending;
214 UNLOCK (reslock); 221 X_UNLOCK (reslock);
215 222
216 return retval; 223 return retval;
217} 224}
218 225
219static unsigned int get_nthreads () 226static unsigned int get_nthreads ()
220{ 227{
221 unsigned int retval; 228 unsigned int retval;
222 229
223 LOCK (wrklock); 230 X_LOCK (wrklock);
224 retval = started; 231 retval = started;
225 UNLOCK (wrklock); 232 X_UNLOCK (wrklock);
226 233
227 return retval; 234 return retval;
228} 235}
229 236
230#else 237#else
… …
239 * a somewhat faster data structure might be nice, but 246 * a somewhat faster data structure might be nice, but
240 * with 8 priorities this actually needs <20 insns 247 * with 8 priorities this actually needs <20 insns
241 * per shift, the most expensive operation. 248 * per shift, the most expensive operation.
242 */ 249 */
243typedef struct { 250typedef struct {
244 aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ 251 bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
245 int size; 252 int size;
246} reqq; 253} reqq;
247 254
248static reqq req_queue; 255static reqq req_queue;
249static reqq res_queue; 256static reqq res_queue;
250 257
251int reqq_push (reqq *q, aio_req req) 258int reqq_push (reqq *q, bdb_req req)
252{ 259{
253 int pri = req->pri; 260 int pri = req->pri;
254 req->next = 0; 261 req->next = 0;
255 262
256 if (q->qe[pri]) 263 if (q->qe[pri])
… …
262 q->qe[pri] = q->qs[pri] = req; 269 q->qe[pri] = q->qs[pri] = req;
263 270
264 return q->size++; 271 return q->size++;
265} 272}
266 273
267aio_req reqq_shift (reqq *q) 274bdb_req reqq_shift (reqq *q)
268{ 275{
269 int pri; 276 int pri;
270 277
271 if (!q->size) 278 if (!q->size)
272 return 0; 279 return 0;
273 280
274 --q->size; 281 --q->size;
275 282
276 for (pri = NUM_PRI; pri--; ) 283 for (pri = NUM_PRI; pri--; )
277 { 284 {
278 aio_req req = q->qs[pri]; 285 bdb_req req = q->qs[pri];
279 286
280 if (req) 287 if (req)
281 { 288 {
282 if (!(q->qs[pri] = req->next)) 289 if (!(q->qs[pri] = req->next))
283 q->qe[pri] = 0; 290 q->qe[pri] = 0;
… …
288 295
289 abort (); 296 abort ();
290} 297}
291 298
292static int poll_cb (); 299static int poll_cb ();
293static void req_free (aio_req req); 300static void req_free (bdb_req req);
294static void req_cancel (aio_req req); 301static void req_cancel (bdb_req req);
295 302
296static int req_invoke (aio_req req) 303static int req_invoke (bdb_req req)
297{ 304{
298 dSP; 305 dSP;
299 306
300 if (SvOK (req->callback)) 307 if (SvOK (req->callback))
301 { 308 {
… …
319 dbt_to_sv (req->sv1, &req->dbt1); 326 dbt_to_sv (req->sv1, &req->dbt1);
320 dbt_to_sv (req->sv2, &req->dbt2); 327 dbt_to_sv (req->sv2, &req->dbt2);
321 dbt_to_sv (req->sv3, &req->dbt3); 328 dbt_to_sv (req->sv3, &req->dbt3);
322 break; 329 break;
323 330
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
324 case REQ_DB_KEY_RANGE: 337 case REQ_DB_KEY_RANGE:
325 { 338 {
326 AV *av = newAV (); 339 AV *av = newAV ();
327 340
328 av_push (av, newSVnv (req->key_range.less)); 341 av_push (av, newSVnv (req->key_range.less));
… …
337 350
338 case REQ_SEQ_GET: 351 case REQ_SEQ_GET:
339 SvREADONLY_off (req->sv1); 352 SvREADONLY_off (req->sv1);
340 353
341 if (sizeof (IV) > 4) 354 if (sizeof (IV) > 4)
342 sv_setiv_mg (req->sv1, req->seq_t); 355 sv_setiv_mg (req->sv1, (IV)req->seq_t);
343 else 356 else
344 sv_setnv_mg (req->sv1, req->seq_t); 357 sv_setnv_mg (req->sv1, (NV)req->seq_t);
345 358
346 SvREFCNT_dec (req->sv1); 359 SvREFCNT_dec (req->sv1);
347 break; 360 break;
348 } 361 }
349 362
… …
358 } 371 }
359 372
360 return !SvTRUE (ERRSV); 373 return !SvTRUE (ERRSV);
361} 374}
362 375
363static void req_free (aio_req req) 376static void req_free (bdb_req req)
364{ 377{
365 free (req->buf1); 378 free (req->buf1);
366 free (req->buf2); 379 free (req->buf2);
367 Safefree (req); 380 Safefree (req);
368} 381}
369 382
370static 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
389static void
390create_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
430X_THREAD_PROC (bdb_proc);
371 431
372static void start_thread (void) 432static void start_thread (void)
373{ 433{
374 sigset_t fullsigset, oldsigset;
375 pthread_attr_t attr;
376
377 worker *wrk = calloc (1, sizeof (worker)); 434 worker *wrk = calloc (1, sizeof (worker));
378 435
379 if (!wrk) 436 if (!wrk)
380 croak ("unable to allocate worker thread data"); 437 croak ("unable to allocate worker thread data");
381 438
382 pthread_attr_init (&attr);
383 pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
384#ifdef PTHREAD_SCOPE_PROCESS
385 pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
386#endif
387
388 sigfillset (&fullsigset);
389
390 LOCK (wrklock); 439 X_LOCK (wrklock);
391 pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
392
393 if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) 440 if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
394 { 441 {
395 wrk->prev = &wrk_first; 442 wrk->prev = &wrk_first;
396 wrk->next = wrk_first.next; 443 wrk->next = wrk_first.next;
397 wrk_first.next->prev = wrk; 444 wrk_first.next->prev = wrk;
398 wrk_first.next = wrk; 445 wrk_first.next = wrk;
399 ++started; 446 ++started;
400 } 447 }
401 else 448 else
402 free (wrk); 449 free (wrk);
403 450
404 pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
405 UNLOCK (wrklock); 451 X_UNLOCK (wrklock);
406} 452}
407 453
408static void maybe_start_thread () 454static void maybe_start_thread ()
409{ 455{
410 if (get_nthreads () >= wanted) 456 if (get_nthreads () >= wanted)
… …
415 return; 461 return;
416 462
417 start_thread (); 463 start_thread ();
418} 464}
419 465
420static void req_send (aio_req req) 466static void req_send (bdb_req req)
421{ 467{
422 SV *wait_callback = 0; 468 SV *wait_callback = 0;
423 469
424 // synthesize callback if none given 470 // synthesize callback if none given
425 if (!SvOK (req->callback)) 471 if (!SvOK (req->callback))
426 { 472 {
473 int count;
474
427 dSP; 475 dSP;
428 PUSHMARK (SP); 476 PUSHMARK (SP);
429 PUTBACK; 477 PUTBACK;
430 int count = call_sv (prepare_cb, G_ARRAY); 478 count = call_sv (prepare_cb, G_ARRAY);
431 SPAGAIN; 479 SPAGAIN;
432 480
433 if (count != 2) 481 if (count != 2)
434 croak ("prepare callback must return exactly two values\n"); 482 croak ("prepare callback must return exactly two values\n");
435 483
436 wait_callback = SvREFCNT_inc (POPs); 484 wait_callback = POPs;
437 SvREFCNT_dec (req->callback); 485 SvREFCNT_dec (req->callback);
438 req->callback = SvREFCNT_inc (POPs); 486 req->callback = SvREFCNT_inc (POPs);
439 } 487 }
440 488
441 ++nreqs; 489 ++nreqs;
442 490
443 LOCK (reqlock); 491 X_LOCK (reqlock);
444 ++nready; 492 ++nready;
445 reqq_push (&req_queue, req); 493 reqq_push (&req_queue, req);
446 pthread_cond_signal (&reqwait); 494 X_COND_SIGNAL (reqwait);
447 UNLOCK (reqlock); 495 X_UNLOCK (reqlock);
448 496
449 maybe_start_thread (); 497 maybe_start_thread ();
450 498
451 if (wait_callback) 499 if (wait_callback)
452 { 500 {
453 dSP; 501 dSP;
454 PUSHMARK (SP); 502 PUSHMARK (SP);
455 PUTBACK; 503 PUTBACK;
456 call_sv (wait_callback, G_DISCARD); 504 call_sv (wait_callback, G_DISCARD);
457 SvREFCNT_dec (wait_callback);
458 } 505 }
459} 506}
460 507
461static void end_thread (void) 508static void end_thread (void)
462{ 509{
463 aio_req req; 510 bdb_req req;
464 511
465 Newz (0, req, 1, aio_cb); 512 Newz (0, req, 1, bdb_cb);
466 513
467 req->type = REQ_QUIT; 514 req->type = REQ_QUIT;
468 req->pri = PRI_MAX + PRI_BIAS; 515 req->pri = PRI_MAX + PRI_BIAS;
469 516
470 LOCK (reqlock); 517 X_LOCK (reqlock);
471 reqq_push (&req_queue, req); 518 reqq_push (&req_queue, req);
472 pthread_cond_signal (&reqwait); 519 X_COND_SIGNAL (reqwait);
473 UNLOCK (reqlock); 520 X_UNLOCK (reqlock);
474 521
475 LOCK (wrklock); 522 X_LOCK (wrklock);
476 --started; 523 --started;
477 UNLOCK (wrklock); 524 X_UNLOCK (wrklock);
478} 525}
479 526
480static void set_max_idle (int nthreads) 527static void set_max_idle (int nthreads)
481{ 528{
482 if (WORDACCESS_UNSAFE) LOCK (reqlock); 529 if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
483 max_idle = nthreads <= 0 ? 1 : nthreads; 530 max_idle = nthreads <= 0 ? 1 : nthreads;
484 if (WORDACCESS_UNSAFE) UNLOCK (reqlock); 531 if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
485} 532}
486 533
487static void min_parallel (int nthreads) 534static void min_parallel (int nthreads)
488{ 535{
489 if (wanted < nthreads) 536 if (wanted < nthreads)
… …
504 fd_set rfd; 551 fd_set rfd;
505 552
506 while (nreqs) 553 while (nreqs)
507 { 554 {
508 int size; 555 int size;
509 if (WORDACCESS_UNSAFE) LOCK (reslock); 556 if (WORDACCESS_UNSAFE) X_LOCK (reslock);
510 size = res_queue.size; 557 size = res_queue.size;
511 if (WORDACCESS_UNSAFE) UNLOCK (reslock); 558 if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
512 559
513 if (size) 560 if (size)
514 return; 561 return;
515 562
516 maybe_start_thread (); 563 maybe_start_thread ();
517 564
518 FD_ZERO(&rfd); 565 FD_ZERO (&rfd);
519 FD_SET(respipe [0], &rfd); 566 FD_SET (respipe [0], &rfd);
520 567
521 select (respipe [0] + 1, &rfd, 0, 0, 0); 568 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
522 } 569 }
523} 570}
524 571
525static int poll_cb () 572static int poll_cb ()
526{ 573{
527 dSP; 574 dSP;
528 int count = 0; 575 int count = 0;
529 int maxreqs = max_poll_reqs; 576 int maxreqs = max_poll_reqs;
530 int do_croak = 0; 577 int do_croak = 0;
531 struct timeval tv_start, tv_now; 578 struct timeval tv_start, tv_now;
532 aio_req req; 579 bdb_req req;
533 580
534 if (max_poll_time) 581 if (max_poll_time)
535 gettimeofday (&tv_start, 0); 582 gettimeofday (&tv_start, 0);
536 583
537 for (;;) 584 for (;;)
538 { 585 {
539 for (;;) 586 for (;;)
540 { 587 {
541 maybe_start_thread (); 588 maybe_start_thread ();
542 589
543 LOCK (reslock); 590 X_LOCK (reslock);
544 req = reqq_shift (&res_queue); 591 req = reqq_shift (&res_queue);
545 592
546 if (req) 593 if (req)
547 { 594 {
548 --npending; 595 --npending;
549 596
550 if (!res_queue.size) 597 if (!res_queue.size)
551 { 598 {
552 /* read any signals sent by the worker threads */ 599 /* read any signals sent by the worker threads */
553 char buf [4]; 600 char buf [4];
554 while (read (respipe [0], buf, 4) == 4) 601 while (respipe_read (respipe [0], buf, 4) == 4)
555 ; 602 ;
556 } 603 }
557 } 604 }
558 605
559 UNLOCK (reslock); 606 X_UNLOCK (reslock);
560 607
561 if (!req) 608 if (!req)
562 break; 609 break;
563 610
564 --nreqs; 611 --nreqs;
… …
594 } 641 }
595 642
596 return count; 643 return count;
597} 644}
598 645
599static void create_pipe ()
600{
601 if (pipe (respipe))
602 croak ("unable to initialize result pipe");
603
604 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
605 croak ("cannot set result pipe to nonblocking mode");
606
607 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
608 croak ("cannot set result pipe to nonblocking mode");
609}
610
611/*****************************************************************************/ 646/*****************************************************************************/
612 647
613static void *aio_proc (void *thr_arg) 648X_THREAD_PROC (bdb_proc)
614{ 649{
615 aio_req req; 650 bdb_req req;
616 struct timespec ts; 651 struct timespec ts;
617 worker *self = (worker *)thr_arg; 652 worker *self = (worker *)thr_arg;
618 653
619 /* try to distribute timeouts somewhat evenly */ 654 /* try to distribute timeouts somewhat evenly */
620 ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) 655 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
621 * (1000000000UL / 1024UL);
622 656
623 for (;;) 657 for (;;)
624 { 658 {
625 ts.tv_sec = time (0) + IDLE_TIMEOUT; 659 ts.tv_sec = time (0) + IDLE_TIMEOUT;
626 660
627 LOCK (reqlock); 661 X_LOCK (reqlock);
628 662
629 for (;;) 663 for (;;)
630 { 664 {
631 self->req = req = reqq_shift (&req_queue); 665 self->req = req = reqq_shift (&req_queue);
632 666
633 if (req) 667 if (req)
634 break; 668 break;
635 669
636 ++idle; 670 ++idle;
637 671
638 if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) 672 if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
639 == ETIMEDOUT) 673 == ETIMEDOUT)
640 { 674 {
641 if (idle > max_idle) 675 if (idle > max_idle)
642 { 676 {
643 --idle; 677 --idle;
644 UNLOCK (reqlock); 678 X_UNLOCK (reqlock);
645 LOCK (wrklock); 679 X_LOCK (wrklock);
646 --started; 680 --started;
647 UNLOCK (wrklock); 681 X_UNLOCK (wrklock);
648 goto quit; 682 goto quit;
649 } 683 }
650 684
651 /* we are allowed to idle, so do so without any timeout */ 685 /* we are allowed to idle, so do so without any timeout */
652 pthread_cond_wait (&reqwait, &reqlock); 686 X_COND_WAIT (reqwait, reqlock);
653 ts.tv_sec = time (0) + IDLE_TIMEOUT; 687 ts.tv_sec = time (0) + IDLE_TIMEOUT;
654 } 688 }
655 689
656 --idle; 690 --idle;
657 } 691 }
658 692
659 --nready; 693 --nready;
660 694
661 UNLOCK (reqlock); 695 X_UNLOCK (reqlock);
662 696
663 switch (req->type) 697 switch (req->type)
664 { 698 {
665 case REQ_QUIT: 699 case REQ_QUIT:
700 req->result = ENOSYS;
666 goto quit; 701 goto quit;
667 702
668 case REQ_ENV_OPEN: 703 case REQ_ENV_OPEN:
669 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);
670 break; 705 break;
… …
703 738
704 case REQ_DB_SYNC: 739 case REQ_DB_SYNC:
705 req->result = req->db->sync (req->db, req->uint1); 740 req->result = req->db->sync (req->db, req->uint1);
706 break; 741 break;
707 742
743 case REQ_DB_UPGRADE:
744 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
745 break;
746
708 case REQ_DB_PUT: 747 case REQ_DB_PUT:
709 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);
710 break; 749 break;
711 750
712 case REQ_DB_GET: 751 case REQ_DB_GET:
… …
729 req->result = req->txn->commit (req->txn, req->uint1); 768 req->result = req->txn->commit (req->txn, req->uint1);
730 break; 769 break;
731 770
732 case REQ_TXN_ABORT: 771 case REQ_TXN_ABORT:
733 req->result = req->txn->abort (req->txn); 772 req->result = req->txn->abort (req->txn);
773 break;
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);
734 break; 784 break;
735 785
736 case REQ_C_CLOSE: 786 case REQ_C_CLOSE:
737 req->result = req->dbc->c_close (req->dbc); 787 req->result = req->dbc->c_close (req->dbc);
738 break; 788 break;
… …
780 default: 830 default:
781 req->result = ENOSYS; 831 req->result = ENOSYS;
782 break; 832 break;
783 } 833 }
784 834
835 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
836 req->txn->flags |= TXN_DEADLOCK;
837
785 LOCK (reslock); 838 X_LOCK (reslock);
786 839
787 ++npending; 840 ++npending;
788 841
789 if (!reqq_push (&res_queue, req)) 842 if (!reqq_push (&res_queue, req))
790 /* write a dummy byte to the pipe so fh becomes ready */ 843 /* write a dummy byte to the pipe so fh becomes ready */
791 write (respipe [1], &respipe, 1); 844 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
792 845
793 self->req = 0; 846 self->req = 0;
794 worker_clear (self); 847 worker_clear (self);
795 848
796 UNLOCK (reslock); 849 X_UNLOCK (reslock);
797 } 850 }
798 851
799quit: 852quit:
800 LOCK (wrklock); 853 X_LOCK (wrklock);
801 worker_free (self); 854 worker_free (self);
802 UNLOCK (wrklock); 855 X_UNLOCK (wrklock);
803 856
804 return 0; 857 return 0;
805} 858}
806 859
807/*****************************************************************************/ 860/*****************************************************************************/
808 861
809static void atfork_prepare (void) 862static void atfork_prepare (void)
810{ 863{
811 LOCK (wrklock); 864 X_LOCK (wrklock);
812 LOCK (reqlock); 865 X_LOCK (reqlock);
813 LOCK (reslock); 866 X_LOCK (reslock);
814} 867}
815 868
816static void atfork_parent (void) 869static void atfork_parent (void)
817{ 870{
818 UNLOCK (reslock); 871 X_UNLOCK (reslock);
819 UNLOCK (reqlock); 872 X_UNLOCK (reqlock);
820 UNLOCK (wrklock); 873 X_UNLOCK (wrklock);
821} 874}
822 875
823static void atfork_child (void) 876static void atfork_child (void)
824{ 877{
825 aio_req prv; 878 bdb_req prv;
826 879
827 while (prv = reqq_shift (&req_queue)) 880 while (prv = reqq_shift (&req_queue))
828 req_free (prv); 881 req_free (prv);
829 882
830 while (prv = reqq_shift (&res_queue)) 883 while (prv = reqq_shift (&res_queue))
… …
845 idle = 0; 898 idle = 0;
846 nreqs = 0; 899 nreqs = 0;
847 nready = 0; 900 nready = 0;
848 npending = 0; 901 npending = 0;
849 902
850 close (respipe [0]);
851 close (respipe [1]);
852 create_pipe (); 903 create_respipe ();
853 904
854 atfork_parent (); 905 atfork_parent ();
855} 906}
856 907
857#define dREQ(reqtype) \ 908#define dREQ(reqtype) \
858 aio_req req; \ 909 bdb_req req; \
859 int req_pri = next_pri; \ 910 int req_pri = next_pri; \
860 next_pri = DEFAULT_PRI + PRI_BIAS; \ 911 next_pri = DEFAULT_PRI + PRI_BIAS; \
861 \ 912 \
862 if (SvOK (callback) && !SvROK (callback)) \ 913 if (SvOK (callback) && !SvROK (callback)) \
863 croak ("callback must be undef or of reference type"); \ 914 croak ("callback must be undef or of reference type"); \
864 \ 915 \
865 Newz (0, req, 1, aio_cb); \ 916 Newz (0, req, 1, bdb_cb); \
866 if (!req) \ 917 if (!req) \
867 croak ("out of memory during aio_req allocation"); \ 918 croak ("out of memory during bdb_req allocation"); \
868 \ 919 \
869 req->callback = newSVsv (callback); \ 920 req->callback = newSVsv (callback); \
870 req->type = (reqtype); \ 921 req->type = (reqtype); \
871 req->pri = req_pri 922 req->pri = req_pri
872 923
… …
921 const_iv (INIT_TXN) 972 const_iv (INIT_TXN)
922 const_iv (RECOVER) 973 const_iv (RECOVER)
923 const_iv (INIT_TXN) 974 const_iv (INIT_TXN)
924 const_iv (RECOVER_FATAL) 975 const_iv (RECOVER_FATAL)
925 const_iv (CREATE) 976 const_iv (CREATE)
977 const_iv (RDONLY)
926 const_iv (USE_ENVIRON) 978 const_iv (USE_ENVIRON)
927 const_iv (USE_ENVIRON_ROOT) 979 const_iv (USE_ENVIRON_ROOT)
928 const_iv (LOCKDOWN) 980 const_iv (LOCKDOWN)
929 const_iv (PRIVATE) 981 const_iv (PRIVATE)
930 const_iv (REGISTER) 982 const_iv (REGISTER)
… …
936 const_iv (DSYNC_DB) 988 const_iv (DSYNC_DB)
937 const_iv (DSYNC_LOG) 989 const_iv (DSYNC_LOG)
938 const_iv (LOG_AUTOREMOVE) 990 const_iv (LOG_AUTOREMOVE)
939 const_iv (LOG_INMEMORY) 991 const_iv (LOG_INMEMORY)
940 const_iv (NOLOCKING) 992 const_iv (NOLOCKING)
941 const_iv (MULTIVERSION)
942 const_iv (NOMMAP) 993 const_iv (NOMMAP)
943 const_iv (NOPANIC) 994 const_iv (NOPANIC)
944 const_iv (OVERWRITE) 995 const_iv (OVERWRITE)
945 const_iv (PANIC_ENVIRONMENT) 996 const_iv (PANIC_ENVIRONMENT)
946 const_iv (REGION_INIT) 997 const_iv (REGION_INIT)
947 const_iv (TIME_NOTGRANTED) 998 const_iv (TIME_NOTGRANTED)
948 const_iv (TXN_NOSYNC) 999 const_iv (TXN_NOSYNC)
949 const_iv (TXN_SNAPSHOT) 1000 const_iv (TXN_NOT_DURABLE)
950 const_iv (TXN_WRITE_NOSYNC) 1001 const_iv (TXN_WRITE_NOSYNC)
951 const_iv (WRITECURSOR) 1002 const_iv (WRITECURSOR)
952 const_iv (YIELDCPU) 1003 const_iv (YIELDCPU)
953 const_iv (ENCRYPT_AES) 1004 const_iv (ENCRYPT_AES)
954 const_iv (XA_CREATE) 1005 const_iv (XA_CREATE)
… …
962 const_iv (READ_UNCOMMITTED) 1013 const_iv (READ_UNCOMMITTED)
963 const_iv (TRUNCATE) 1014 const_iv (TRUNCATE)
964 const_iv (NOSYNC) 1015 const_iv (NOSYNC)
965 const_iv (CHKSUM) 1016 const_iv (CHKSUM)
966 const_iv (ENCRYPT) 1017 const_iv (ENCRYPT)
967 const_iv (TXN_NOT_DURABLE)
968 const_iv (DUP) 1018 const_iv (DUP)
969 const_iv (DUPSORT) 1019 const_iv (DUPSORT)
970 const_iv (RECNUM) 1020 const_iv (RECNUM)
971 const_iv (RENUMBER) 1021 const_iv (RENUMBER)
972 const_iv (REVSPLITOFF) 1022 const_iv (REVSPLITOFF)
… …
977 const_iv (GET_BOTH_RANGE) 1027 const_iv (GET_BOTH_RANGE)
978 //const_iv (SET_RECNO) 1028 //const_iv (SET_RECNO)
979 //const_iv (MULTIPLE) 1029 //const_iv (MULTIPLE)
980 const_iv (SNAPSHOT) 1030 const_iv (SNAPSHOT)
981 const_iv (JOIN_ITEM) 1031 const_iv (JOIN_ITEM)
1032 const_iv (JOIN_NOSORT)
982 const_iv (RMW) 1033 const_iv (RMW)
983 1034
984 const_iv (NOTFOUND) 1035 const_iv (NOTFOUND)
985 const_iv (KEYEMPTY) 1036 const_iv (KEYEMPTY)
986 const_iv (LOCK_DEADLOCK) 1037 const_iv (LOCK_DEADLOCK)
… …
997 const_iv (APPEND) 1048 const_iv (APPEND)
998 const_iv (NODUPDATA) 1049 const_iv (NODUPDATA)
999 const_iv (NOOVERWRITE) 1050 const_iv (NOOVERWRITE)
1000 1051
1001 const_iv (TXN_NOWAIT) 1052 const_iv (TXN_NOWAIT)
1002 const_iv (TXN_SNAPSHOT)
1003 const_iv (TXN_SYNC) 1053 const_iv (TXN_SYNC)
1004 1054
1005 const_iv (SET_LOCK_TIMEOUT) 1055 const_iv (SET_LOCK_TIMEOUT)
1006 const_iv (SET_TXN_TIMEOUT) 1056 const_iv (SET_TXN_TIMEOUT)
1007 1057
1008 const_iv (JOIN_ITEM)
1009 const_iv (FIRST) 1058 const_iv (FIRST)
1010 const_iv (NEXT) 1059 const_iv (NEXT)
1011 const_iv (NEXT_DUP) 1060 const_iv (NEXT_DUP)
1012 const_iv (NEXT_NODUP) 1061 const_iv (NEXT_NODUP)
1013 const_iv (PREV) 1062 const_iv (PREV)
… …
1035 const_iv (LOCK_YOUNGEST) 1084 const_iv (LOCK_YOUNGEST)
1036 1085
1037 const_iv (SEQ_DEC) 1086 const_iv (SEQ_DEC)
1038 const_iv (SEQ_INC) 1087 const_iv (SEQ_INC)
1039 const_iv (SEQ_WRAP) 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
1040 }; 1140 };
1041 1141
1042 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; )
1043 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1143 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1044 1144
1045 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
1046 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
1047} 1158}
1048 1159
1049void 1160void
1050max_poll_reqs (int nreqs) 1161max_poll_reqs (int nreqs)
1051 PROTOTYPE: $ 1162 PROTOTYPE: $
… …
1170 1281
1171int 1282int
1172nthreads () 1283nthreads ()
1173 PROTOTYPE: 1284 PROTOTYPE:
1174 CODE: 1285 CODE:
1175 if (WORDACCESS_UNSAFE) LOCK (wrklock); 1286 if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1176 RETVAL = started; 1287 RETVAL = started;
1177 if (WORDACCESS_UNSAFE) UNLOCK (wrklock); 1288 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1178 OUTPUT: 1289 OUTPUT:
1179 RETVAL 1290 RETVAL
1180 1291
1181void 1292void
1182set_sync_prepare (SV *cb) 1293set_sync_prepare (SV *cb)
1183 PROTOTYPE: & 1294 PROTOTYPE: &
1184 CODE: 1295 CODE:
1185 SvREFCNT_dec (prepare_cb); 1296 SvREFCNT_dec (prepare_cb);
1186 prepare_cb = newSVsv (cb); 1297 prepare_cb = newSVsv (cb);
1187 1298
1299char *
1300strerror (int errorno = errno)
1301 PROTOTYPE: ;$
1302 CODE:
1303 RETVAL = db_strerror (errorno);
1304 OUTPUT:
1305 RETVAL
1188 1306
1189DB_ENV * 1307DB_ENV *
1190db_env_create (U32 env_flags = 0) 1308db_env_create (U32 env_flags = 0)
1191 CODE: 1309 CODE:
1192{ 1310{
1193 errno = db_env_create (&RETVAL, env_flags); 1311 errno = db_env_create (&RETVAL, env_flags);
1194 if (errno) 1312 if (errno)
1195 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 }
1196} 1320}
1197 OUTPUT: 1321 OUTPUT:
1198 RETVAL 1322 RETVAL
1199 1323
1200void 1324void
1201db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1325db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)
1202 CODE: 1326 CODE:
1203{ 1327{
1204 env->set_thread_count (env, get_nthreads ());
1205
1206 dREQ (REQ_ENV_OPEN); 1328 dREQ (REQ_ENV_OPEN);
1329
1330 env->set_thread_count (env, wanted + 2);
1331
1207 req->env = env; 1332 req->env = env;
1208 req->uint1 = open_flags | DB_THREAD; 1333 req->uint1 = open_flags | DB_THREAD;
1209 req->int1 = mode; 1334 req->int1 = mode;
1210 req->buf1 = strdup_ornull (db_home); 1335 req->buf1 = strdup_ornull (db_home);
1211 REQ_SEND; 1336 REQ_SEND;
… …
1328 req->uint1 = flags; 1453 req->uint1 = flags;
1329 REQ_SEND; 1454 REQ_SEND;
1330} 1455}
1331 1456
1332void 1457void
1458db_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
1468void
1333db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) 1469db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
1334 CODE: 1470 CODE:
1335{ 1471{
1336 dREQ (REQ_DB_KEY_RANGE); 1472 dREQ (REQ_DB_KEY_RANGE);
1337 req->db = db; 1473 req->db = db;
… …
1356} 1492}
1357 1493
1358void 1494void
1359db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1495db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1360 CODE: 1496 CODE:
1497 if (SvREADONLY (data))
1498 croak ("can't modify read-only data scalar in db_get");
1361{ 1499{
1362 dREQ (REQ_DB_GET); 1500 dREQ (REQ_DB_GET);
1363 req->db = db; 1501 req->db = db;
1364 req->txn = txn; 1502 req->txn = txn;
1365 req->uint1 = flags; 1503 req->uint1 = flags;
… …
1370} 1508}
1371 1509
1372void 1510void
1373db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1511db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1374 CODE: 1512 CODE:
1513 if (SvREADONLY (data))
1514 croak ("can't modify read-only data scalar in db_pget");
1375{ 1515{
1376 dREQ (REQ_DB_PGET); 1516 dREQ (REQ_DB_PGET);
1377 req->db = db; 1517 req->db = db;
1378 req->txn = txn; 1518 req->txn = txn;
1379 req->uint1 = flags; 1519 req->uint1 = flags;
… …
1416 REQ_SEND; 1556 REQ_SEND;
1417 ptr_nuke (ST (0)); 1557 ptr_nuke (ST (0));
1418} 1558}
1419 1559
1420void 1560void
1561db_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
1571void
1421db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) 1572db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1422 CODE: 1573 CODE:
1423{ 1574{
1424 dREQ (REQ_C_CLOSE); 1575 dREQ (REQ_C_CLOSE);
1425 req->dbc = dbc; 1576 req->dbc = dbc;
… …
1597 CODE: 1748 CODE:
1598 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); 1749 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1599 OUTPUT: 1750 OUTPUT:
1600 RETVAL 1751 RETVAL
1601 1752
1602int set_flags (DB_ENV *env, U32 flags, int onoff) 1753int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1603 CODE: 1754 CODE:
1604 RETVAL = env->set_flags (env, flags, onoff); 1755 RETVAL = env->set_flags (env, flags, onoff);
1605 OUTPUT: 1756 OUTPUT:
1606 RETVAL 1757 RETVAL
1607 1758
1759void set_errfile (DB_ENV *env, FILE *errfile = 0)
1760 CODE:
1761 env->set_errfile (env, errfile);
1762
1763void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1764 CODE:
1765 env->set_msgfile (env, msgfile);
1766
1767int 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
1608int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) 1773int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1609 CODE: 1774 CODE:
1610 RETVAL = env->set_encrypt (env, password, flags); 1775 RETVAL = env->set_encrypt (env, password, flags);
1611 OUTPUT: 1776 OUTPUT:
1612 RETVAL 1777 RETVAL
1613 1778
1614int set_timeout (DB_ENV *env, NV timeout, U32 flags) 1779int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1615 CODE: 1780 CODE:
1616 RETVAL = env->set_timeout (env, timeout * 1000000, flags); 1781 RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1617 OUTPUT: 1782 OUTPUT:
1618 RETVAL 1783 RETVAL
1619 1784
… …
1667 1832
1668int set_lg_max (DB_ENV *env, U32 max) 1833int set_lg_max (DB_ENV *env, U32 max)
1669 CODE: 1834 CODE:
1670 RETVAL = env->set_lg_max (env, max); 1835 RETVAL = env->set_lg_max (env, max);
1671 OUTPUT: 1836 OUTPUT:
1837 RETVAL
1838
1839int mutex_set_max (DB_ENV *env, U32 max)
1840 CODE:
1841 RETVAL = env->mutex_set_max (env, max);
1842 OUTPUT:
1843 RETVAL
1844
1845int mutex_set_increment (DB_ENV *env, U32 increment)
1846 CODE:
1847 RETVAL = env->mutex_set_increment (env, increment);
1848 OUTPUT:
1849 RETVAL
1850
1851int 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
1857int mutex_set_align (DB_ENV *env, U32 align)
1858 CODE:
1859 RETVAL = env->mutex_set_align (env, align);
1860 OUTPUT:
1672 RETVAL 1861 RETVAL
1673 1862
1674DB_TXN * 1863DB_TXN *
1675txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) 1864txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1676 CODE: 1865 CODE:
… …
1696 CODE: 1885 CODE:
1697 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); 1886 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1698 OUTPUT: 1887 OUTPUT:
1699 RETVAL 1888 RETVAL
1700 1889
1701int set_flags (DB *db, U32 flags); 1890int set_flags (DB *db, U32 flags)
1702 CODE: 1891 CODE:
1703 RETVAL = db->set_flags (db, flags); 1892 RETVAL = db->set_flags (db, flags);
1704 OUTPUT: 1893 OUTPUT:
1705 RETVAL 1894 RETVAL
1706 1895
… …
1720 CODE: 1909 CODE:
1721 RETVAL = db->set_bt_minkey (db, minkey); 1910 RETVAL = db->set_bt_minkey (db, minkey);
1722 OUTPUT: 1911 OUTPUT:
1723 RETVAL 1912 RETVAL
1724 1913
1725int set_re_delim(DB *db, int delim); 1914int set_re_delim (DB *db, int delim)
1726 CODE: 1915 CODE:
1727 RETVAL = db->set_re_delim (db, delim); 1916 RETVAL = db->set_re_delim (db, delim);
1728 OUTPUT: 1917 OUTPUT:
1729 RETVAL 1918 RETVAL
1730 1919
… …
1791DESTROY (DB_TXN_ornull *txn) 1980DESTROY (DB_TXN_ornull *txn)
1792 CODE: 1981 CODE:
1793 if (txn) 1982 if (txn)
1794 txn->abort (txn); 1983 txn->abort (txn);
1795 1984
1796int set_timeout (DB_TXN *txn, NV timeout, U32 flags) 1985int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1797 CODE: 1986 CODE:
1798 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); 1987 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1988 OUTPUT:
1989 RETVAL
1990
1991int failed (DB_TXN *txn)
1992 CODE:
1993 RETVAL = !!(txn->flags & TXN_DEADLOCK);
1799 OUTPUT: 1994 OUTPUT:
1800 RETVAL 1995 RETVAL
1801 1996
1802 1997
1803MODULE = BDB PACKAGE = BDB::Cursor 1998MODULE = BDB PACKAGE = BDB::Cursor
… …
1806DESTROY (DBC_ornull *dbc) 2001DESTROY (DBC_ornull *dbc)
1807 CODE: 2002 CODE:
1808 if (dbc) 2003 if (dbc)
1809 dbc->c_close (dbc); 2004 dbc->c_close (dbc);
1810 2005
2006#if DB_VERSION_MINOR >= 6
2007
2008int set_priority (DBC *dbc, int priority)
2009 CODE:
2010 dbc->set_priority (dbc, priority);
2011
2012#endif
2013
1811MODULE = BDB PACKAGE = BDB::Sequence 2014MODULE = BDB PACKAGE = BDB::Sequence
1812 2015
1813void 2016void
1814DESTROY (DB_SEQUENCE_ornull *seq) 2017DESTROY (DB_SEQUENCE_ornull *seq)
1815 CODE: 2018 CODE:

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