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Comparing BDB/BDB.xs (file contents):
Revision 1.26 by root, Mon Dec 10 21:19:07 2007 UTC vs.
Revision 1.35 by root, Sun Mar 30 07:12:12 2008 UTC

40typedef DB_TXN DB_TXN_ornull; 40typedef DB_TXN DB_TXN_ornull;
41typedef DBC DBC_ornull; 41typedef DBC DBC_ornull;
42typedef DB DB_ornull; 42typedef DB DB_ornull;
43typedef DB_SEQUENCE DB_SEQUENCE_ornull; 43typedef DB_SEQUENCE DB_SEQUENCE_ornull;
44 44
45typedef DB_ENV DB_ENV_ornuked;
46typedef DB_TXN DB_TXN_ornuked;
47typedef DBC DBC_ornuked;
48typedef DB DB_ornuked;
49typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
50
45typedef SV SV8; /* byte-sv, used for argument-checking */ 51typedef SV SV8; /* byte-sv, used for argument-checking */
46typedef char *octetstring; 52typedef char *bdb_filename;
47 53
48static SV *prepare_cb; 54static SV *prepare_cb;
49 55
50#if DB_VERSION_MINOR >= 6 56#if DB_VERSION_MINOR >= 6
51# define c_close close 57# define c_close close
54# define c_dup dup 60# define c_dup dup
55# define c_get get 61# define c_get get
56# define c_pget pget 62# define c_pget pget
57# define c_put put 63# define c_put put
58#endif 64#endif
65
66static char *
67get_bdb_filename (SV *sv)
68{
69 return !SvOK (sv)
70 ? 0
71 :
72#if _WIN32
73 SvPVutf8_nolen (sv)
74#else
75 SvPVbyte_nolen (sv)
76#endif
77 ;
78}
59 79
60static void 80static void
61debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg) 81debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
62{ 82{
63 printf ("err[%s]\n", msg); 83 printf ("err[%s]\n", msg);
109 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH, 129 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, 130 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, 131 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
112}; 132};
113 133
114typedef struct aio_cb 134typedef struct bdb_cb
115{ 135{
116 struct aio_cb *volatile next; 136 struct bdb_cb *volatile next;
117 SV *callback; 137 SV *callback;
118 int type, pri, result; 138 int type, pri, result;
119 139
120 DB_ENV *env; 140 DB_ENV *env;
121 DB *db; 141 DB *db;
130 150
131 DBT dbt1, dbt2, dbt3; 151 DBT dbt1, dbt2, dbt3;
132 DB_KEY_RANGE key_range; 152 DB_KEY_RANGE key_range;
133 DB_SEQUENCE *seq; 153 DB_SEQUENCE *seq;
134 db_seq_t seq_t; 154 db_seq_t seq_t;
135} aio_cb; 155} bdb_cb;
136 156
137typedef aio_cb *aio_req; 157typedef bdb_cb *bdb_req;
138 158
139enum { 159enum {
140 PRI_MIN = -4, 160 PRI_MIN = -4,
141 PRI_MAX = 4, 161 PRI_MAX = 4,
142 162
169 struct worker *prev, *next; 189 struct worker *prev, *next;
170 190
171 thread_t tid; 191 thread_t tid;
172 192
173 /* locked by reslock, reqlock or wrklock */ 193 /* locked by reslock, reqlock or wrklock */
174 aio_req req; /* currently processed request */ 194 bdb_req req; /* currently processed request */
175 void *dbuf; 195 void *dbuf;
176 DIR *dirp; 196 DIR *dirp;
177} worker; 197} worker;
178 198
179static worker wrk_first = { &wrk_first, &wrk_first, 0 }; 199static worker wrk_first = { &wrk_first, &wrk_first, 0 };
199static mutex_t reqlock = X_MUTEX_INIT; 219static mutex_t reqlock = X_MUTEX_INIT;
200static cond_t reqwait = X_COND_INIT; 220static cond_t reqwait = X_COND_INIT;
201 221
202#if WORDACCESS_UNSAFE 222#if WORDACCESS_UNSAFE
203 223
204static unsigned int get_nready () 224static unsigned int get_nready (void)
205{ 225{
206 unsigned int retval; 226 unsigned int retval;
207 227
208 X_LOCK (reqlock); 228 X_LOCK (reqlock);
209 retval = nready; 229 retval = nready;
210 X_UNLOCK (reqlock); 230 X_UNLOCK (reqlock);
211 231
212 return retval; 232 return retval;
213} 233}
214 234
215static unsigned int get_npending () 235static unsigned int get_npending (void)
216{ 236{
217 unsigned int retval; 237 unsigned int retval;
218 238
219 X_LOCK (reslock); 239 X_LOCK (reslock);
220 retval = npending; 240 retval = npending;
221 X_UNLOCK (reslock); 241 X_UNLOCK (reslock);
222 242
223 return retval; 243 return retval;
224} 244}
225 245
226static unsigned int get_nthreads () 246static unsigned int get_nthreads (void)
227{ 247{
228 unsigned int retval; 248 unsigned int retval;
229 249
230 X_LOCK (wrklock); 250 X_LOCK (wrklock);
231 retval = started; 251 retval = started;
246 * a somewhat faster data structure might be nice, but 266 * a somewhat faster data structure might be nice, but
247 * with 8 priorities this actually needs <20 insns 267 * with 8 priorities this actually needs <20 insns
248 * per shift, the most expensive operation. 268 * per shift, the most expensive operation.
249 */ 269 */
250typedef struct { 270typedef struct {
251 aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ 271 bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
252 int size; 272 int size;
253} reqq; 273} reqq;
254 274
255static reqq req_queue; 275static reqq req_queue;
256static reqq res_queue; 276static reqq res_queue;
257 277
258int reqq_push (reqq *q, aio_req req) 278int reqq_push (reqq *q, bdb_req req)
259{ 279{
260 int pri = req->pri; 280 int pri = req->pri;
261 req->next = 0; 281 req->next = 0;
262 282
263 if (q->qe[pri]) 283 if (q->qe[pri])
269 q->qe[pri] = q->qs[pri] = req; 289 q->qe[pri] = q->qs[pri] = req;
270 290
271 return q->size++; 291 return q->size++;
272} 292}
273 293
274aio_req reqq_shift (reqq *q) 294bdb_req reqq_shift (reqq *q)
275{ 295{
276 int pri; 296 int pri;
277 297
278 if (!q->size) 298 if (!q->size)
279 return 0; 299 return 0;
280 300
281 --q->size; 301 --q->size;
282 302
283 for (pri = NUM_PRI; pri--; ) 303 for (pri = NUM_PRI; pri--; )
284 { 304 {
285 aio_req req = q->qs[pri]; 305 bdb_req req = q->qs[pri];
286 306
287 if (req) 307 if (req)
288 { 308 {
289 if (!(q->qs[pri] = req->next)) 309 if (!(q->qs[pri] = req->next))
290 q->qe[pri] = 0; 310 q->qe[pri] = 0;
294 } 314 }
295 315
296 abort (); 316 abort ();
297} 317}
298 318
299static int poll_cb (); 319static int poll_cb (void);
300static void req_free (aio_req req); 320static void req_free (bdb_req req);
301static void req_cancel (aio_req req); 321static void req_cancel (bdb_req req);
302 322
303static int req_invoke (aio_req req) 323static int req_invoke (bdb_req req)
304{ 324{
305 dSP; 325 dSP;
306 326
307 if (SvOK (req->callback)) 327 if (SvOK (req->callback))
308 { 328 {
371 } 391 }
372 392
373 return !SvTRUE (ERRSV); 393 return !SvTRUE (ERRSV);
374} 394}
375 395
376static void req_free (aio_req req) 396static void req_free (bdb_req req)
377{ 397{
378 free (req->buf1); 398 free (req->buf1);
379 free (req->buf2); 399 free (req->buf2);
380 Safefree (req); 400 Safefree (req);
381} 401}
385#else 405#else
386# define TO_SOCKET(x) (x) 406# define TO_SOCKET(x) (x)
387#endif 407#endif
388 408
389static void 409static void
390create_respipe () 410create_respipe (void)
391{ 411{
392#ifdef _WIN32 412#ifdef _WIN32
393 int arg; /* argg */ 413 int arg; /* argg */
394#endif 414#endif
395 int old_readfd = respipe [0]; 415 int old_readfd = respipe [0];
449 free (wrk); 469 free (wrk);
450 470
451 X_UNLOCK (wrklock); 471 X_UNLOCK (wrklock);
452} 472}
453 473
454static void maybe_start_thread () 474static void maybe_start_thread (void)
455{ 475{
456 if (get_nthreads () >= wanted) 476 if (get_nthreads () >= wanted)
457 return; 477 return;
458 478
459 /* todo: maybe use idle here, but might be less exact */ 479 /* todo: maybe use idle here, but might be less exact */
461 return; 481 return;
462 482
463 start_thread (); 483 start_thread ();
464} 484}
465 485
466static void req_send (aio_req req) 486static void req_send (bdb_req req)
467{ 487{
468 SV *wait_callback = 0; 488 SV *wait_callback = 0;
469 489
470 // synthesize callback if none given 490 // synthesize callback if none given
471 if (!SvOK (req->callback)) 491 if (!SvOK (req->callback))
479 SPAGAIN; 499 SPAGAIN;
480 500
481 if (count != 2) 501 if (count != 2)
482 croak ("prepare callback must return exactly two values\n"); 502 croak ("prepare callback must return exactly two values\n");
483 503
484 wait_callback = SvREFCNT_inc (POPs); 504 wait_callback = POPs;
485 SvREFCNT_dec (req->callback); 505 SvREFCNT_dec (req->callback);
486 req->callback = SvREFCNT_inc (POPs); 506 req->callback = SvREFCNT_inc (POPs);
487 } 507 }
488 508
489 ++nreqs; 509 ++nreqs;
500 { 520 {
501 dSP; 521 dSP;
502 PUSHMARK (SP); 522 PUSHMARK (SP);
503 PUTBACK; 523 PUTBACK;
504 call_sv (wait_callback, G_DISCARD); 524 call_sv (wait_callback, G_DISCARD);
505 SvREFCNT_dec (wait_callback);
506 } 525 }
507} 526}
508 527
509static void end_thread (void) 528static void end_thread (void)
510{ 529{
511 aio_req req; 530 bdb_req req;
512 531
513 Newz (0, req, 1, aio_cb); 532 Newz (0, req, 1, bdb_cb);
514 533
515 req->type = REQ_QUIT; 534 req->type = REQ_QUIT;
516 req->pri = PRI_MAX + PRI_BIAS; 535 req->pri = PRI_MAX + PRI_BIAS;
517 536
518 X_LOCK (reqlock); 537 X_LOCK (reqlock);
545 564
546 while (started > wanted) 565 while (started > wanted)
547 end_thread (); 566 end_thread ();
548} 567}
549 568
550static void poll_wait () 569static void poll_wait (void)
551{ 570{
552 fd_set rfd; 571 fd_set rfd;
553 572
554 while (nreqs) 573 while (nreqs)
555 { 574 {
568 587
569 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); 588 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
570 } 589 }
571} 590}
572 591
573static int poll_cb () 592static int poll_cb (void)
574{ 593{
575 dSP; 594 dSP;
576 int count = 0; 595 int count = 0;
577 int maxreqs = max_poll_reqs; 596 int maxreqs = max_poll_reqs;
578 int do_croak = 0; 597 int do_croak = 0;
579 struct timeval tv_start, tv_now; 598 struct timeval tv_start, tv_now;
580 aio_req req; 599 bdb_req req;
581 600
582 if (max_poll_time) 601 if (max_poll_time)
583 gettimeofday (&tv_start, 0); 602 gettimeofday (&tv_start, 0);
584 603
585 for (;;) 604 for (;;)
646 665
647/*****************************************************************************/ 666/*****************************************************************************/
648 667
649X_THREAD_PROC (bdb_proc) 668X_THREAD_PROC (bdb_proc)
650{ 669{
651 aio_req req; 670 bdb_req req;
652 struct timespec ts; 671 struct timespec ts;
653 worker *self = (worker *)thr_arg; 672 worker *self = (worker *)thr_arg;
654 673
655 /* try to distribute timeouts somewhat evenly */ 674 /* try to distribute timeouts somewhat evenly */
656 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); 675 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
874 X_UNLOCK (wrklock); 893 X_UNLOCK (wrklock);
875} 894}
876 895
877static void atfork_child (void) 896static void atfork_child (void)
878{ 897{
879 aio_req prv; 898 bdb_req prv;
880 899
881 while (prv = reqq_shift (&req_queue)) 900 while (prv = reqq_shift (&req_queue))
882 req_free (prv); 901 req_free (prv);
883 902
884 while (prv = reqq_shift (&res_queue)) 903 while (prv = reqq_shift (&res_queue))
905 924
906 atfork_parent (); 925 atfork_parent ();
907} 926}
908 927
909#define dREQ(reqtype) \ 928#define dREQ(reqtype) \
910 aio_req req; \ 929 bdb_req req; \
911 int req_pri = next_pri; \ 930 int req_pri = next_pri; \
912 next_pri = DEFAULT_PRI + PRI_BIAS; \ 931 next_pri = DEFAULT_PRI + PRI_BIAS; \
913 \ 932 \
914 if (SvOK (callback) && !SvROK (callback)) \ 933 if (SvOK (callback) && !SvROK (callback)) \
915 croak ("callback must be undef or of reference type"); \ 934 croak ("callback must be undef or of reference type"); \
916 \ 935 \
917 Newz (0, req, 1, aio_cb); \ 936 Newz (0, req, 1, bdb_cb); \
918 if (!req) \ 937 if (!req) \
919 croak ("out of memory during aio_req allocation"); \ 938 croak ("out of memory during bdb_req allocation"); \
920 \ 939 \
921 req->callback = newSVsv (callback); \ 940 req->callback = newSVsv (callback); \
922 req->type = (reqtype); \ 941 req->type = (reqtype); \
923 req->pri = req_pri 942 req->pri = req_pri
924 943
925#define REQ_SEND \ 944#define REQ_SEND \
926 req_send (req) 945 req_send (req)
927 946
928#define SvPTR(var, arg, type, class, nullok) \ 947#define SvPTR(var, arg, type, class, nullok) \
929 if (!SvOK (arg)) \ 948 if (!SvOK (arg)) \
930 { \ 949 { \
931 if (!nullok) \ 950 if (nullok != 1) \
932 croak (# var " must be a " # class " object, not undef"); \ 951 croak (# var " must be a " # class " object, not undef"); \
933 \ 952 \
934 (var) = 0; \ 953 (var) = 0; \
935 } \ 954 } \
936 else if (sv_derived_from ((arg), # class)) \ 955 else if (sv_derived_from ((arg), # class)) \
937 { \ 956 { \
938 IV tmp = SvIV ((SV*) SvRV (arg)); \ 957 IV tmp = SvIV ((SV*) SvRV (arg)); \
939 (var) = INT2PTR (type, tmp); \ 958 (var) = INT2PTR (type, tmp); \
940 if (!var) \ 959 if (!var && nullok != 2) \
941 croak (# var " is not a valid " # class " object anymore"); \ 960 croak (# var " is not a valid " # class " object anymore"); \
942 } \ 961 } \
943 else \ 962 else \
944 croak (# var " is not of type " # class); \ 963 croak (# var " is not of type " # class); \
945 \ 964 \
947static void 966static void
948ptr_nuke (SV *sv) 967ptr_nuke (SV *sv)
949{ 968{
950 assert (SvROK (sv)); 969 assert (SvROK (sv));
951 sv_setiv (SvRV (sv), 0); 970 sv_setiv (SvRV (sv), 0);
971}
972
973static int
974errno_get (pTHX_ SV *sv, MAGIC *mg)
975{
976 if (*mg->mg_ptr == '!') // should always be the case
977 if (-30999 <= errno && errno <= -30800)
978 {
979 sv_setnv (sv, (NV)errno);
980 sv_setpv (sv, db_strerror (errno));
981 SvNOK_on (sv); /* what a wonderful hack! */
982 // ^^^ copied from perl sources
983 return 0;
984 }
985
986 return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
987}
988
989static MGVTBL vtbl_errno;
990
991// this wonderful hack :( patches perl's $! variable to support our errno values
992static void
993patch_errno (void)
994{
995 SV *sv;
996 MAGIC *mg;
997
998 if (!(sv = get_sv ("!", 1)))
999 return;
1000
1001 if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
1002 return;
1003
1004 if (mg->mg_virtual != &PL_vtbl_sv)
1005 return;
1006
1007 vtbl_errno = PL_vtbl_sv;
1008 vtbl_errno.svt_get = errno_get;
1009 mg->mg_virtual = &vtbl_errno;
952} 1010}
953 1011
954MODULE = BDB PACKAGE = BDB 1012MODULE = BDB PACKAGE = BDB
955 1013
956PROTOTYPES: ENABLE 1014PROTOTYPES: ENABLE
1028 const_iv (GET_BOTH_RANGE) 1086 const_iv (GET_BOTH_RANGE)
1029 //const_iv (SET_RECNO) 1087 //const_iv (SET_RECNO)
1030 //const_iv (MULTIPLE) 1088 //const_iv (MULTIPLE)
1031 const_iv (SNAPSHOT) 1089 const_iv (SNAPSHOT)
1032 const_iv (JOIN_ITEM) 1090 const_iv (JOIN_ITEM)
1091 const_iv (JOIN_NOSORT)
1033 const_iv (RMW) 1092 const_iv (RMW)
1034 1093
1035 const_iv (NOTFOUND) 1094 const_iv (NOTFOUND)
1036 const_iv (KEYEMPTY) 1095 const_iv (KEYEMPTY)
1037 const_iv (LOCK_DEADLOCK) 1096 const_iv (LOCK_DEADLOCK)
1053 const_iv (TXN_SYNC) 1112 const_iv (TXN_SYNC)
1054 1113
1055 const_iv (SET_LOCK_TIMEOUT) 1114 const_iv (SET_LOCK_TIMEOUT)
1056 const_iv (SET_TXN_TIMEOUT) 1115 const_iv (SET_TXN_TIMEOUT)
1057 1116
1058 const_iv (JOIN_ITEM)
1059 const_iv (FIRST) 1117 const_iv (FIRST)
1060 const_iv (NEXT) 1118 const_iv (NEXT)
1061 const_iv (NEXT_DUP) 1119 const_iv (NEXT_DUP)
1062 const_iv (NEXT_NODUP) 1120 const_iv (NEXT_NODUP)
1063 const_iv (PREV) 1121 const_iv (PREV)
1129 const_iv (MULTIVERSION) 1187 const_iv (MULTIVERSION)
1130 const_iv (TXN_SNAPSHOT) 1188 const_iv (TXN_SNAPSHOT)
1131#endif 1189#endif
1132#if DB_VERSION_MINOR >= 6 1190#if DB_VERSION_MINOR >= 6
1133 const_iv (PREV_DUP) 1191 const_iv (PREV_DUP)
1134# if 0
1135 const_iv (PRIORITY_UNCHANGED) 1192 const_iv (PRIORITY_UNCHANGED)
1136 const_iv (PRIORITY_VERY_LOW) 1193 const_iv (PRIORITY_VERY_LOW)
1137 const_iv (PRIORITY_LOW) 1194 const_iv (PRIORITY_LOW)
1138 const_iv (PRIORITY_DEFAULT) 1195 const_iv (PRIORITY_DEFAULT)
1139 const_iv (PRIORITY_HIGH) 1196 const_iv (PRIORITY_HIGH)
1140 const_iv (PRIORITY_VERY_HIGH) 1197 const_iv (PRIORITY_VERY_HIGH)
1141# endif
1142#endif 1198#endif
1143 }; 1199 };
1144 1200
1145 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1201 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1146 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1202 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1156 X_MUTEX_CHECK (reslock); 1212 X_MUTEX_CHECK (reslock);
1157 X_MUTEX_CHECK (reqlock); 1213 X_MUTEX_CHECK (reqlock);
1158 1214
1159 X_COND_CHECK (reqwait); 1215 X_COND_CHECK (reqwait);
1160#endif 1216#endif
1217 patch_errno ();
1161} 1218}
1162 1219
1163void 1220void
1164max_poll_reqs (int nreqs) 1221max_poll_reqs (int nreqs)
1165 PROTOTYPE: $ 1222 PROTOTYPE: $
1323} 1380}
1324 OUTPUT: 1381 OUTPUT:
1325 RETVAL 1382 RETVAL
1326 1383
1327void 1384void
1328db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1385db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)
1329 CODE: 1386 CODE:
1330{ 1387{
1331 dREQ (REQ_ENV_OPEN); 1388 dREQ (REQ_ENV_OPEN);
1332
1333 env->set_thread_count (env, wanted + 2);
1334 1389
1335 req->env = env; 1390 req->env = env;
1336 req->uint1 = open_flags | DB_THREAD; 1391 req->uint1 = open_flags | DB_THREAD;
1337 req->int1 = mode; 1392 req->int1 = mode;
1338 req->buf1 = strdup_ornull (db_home); 1393 req->buf1 = strdup_ornull (db_home);
1406} 1461}
1407 OUTPUT: 1462 OUTPUT:
1408 RETVAL 1463 RETVAL
1409 1464
1410void 1465void
1411db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) 1466db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)
1412 CODE: 1467 CODE:
1413{ 1468{
1414 dREQ (REQ_DB_OPEN); 1469 dREQ (REQ_DB_OPEN);
1415 req->db = db; 1470 req->db = db;
1416 req->txn = txnid; 1471 req->txn = txnid;
1456 req->uint1 = flags; 1511 req->uint1 = flags;
1457 REQ_SEND; 1512 REQ_SEND;
1458} 1513}
1459 1514
1460void 1515void
1461db_upgrade (DB *db, octetstring file, U32 flags = 0, SV *callback = &PL_sv_undef) 1516db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = &PL_sv_undef)
1462 CODE: 1517 CODE:
1463{ 1518{
1464 dREQ (REQ_DB_SYNC); 1519 dREQ (REQ_DB_SYNC);
1465 req->db = db; 1520 req->db = db;
1466 req->buf1 = strdup (file); 1521 req->buf1 = strdup (file);
1495} 1550}
1496 1551
1497void 1552void
1498db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1553db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1499 CODE: 1554 CODE:
1555 if (SvREADONLY (data))
1556 croak ("can't modify read-only data scalar in db_get");
1500{ 1557{
1501 dREQ (REQ_DB_GET); 1558 dREQ (REQ_DB_GET);
1502 req->db = db; 1559 req->db = db;
1503 req->txn = txn; 1560 req->txn = txn;
1504 req->uint1 = flags; 1561 req->uint1 = flags;
1509} 1566}
1510 1567
1511void 1568void
1512db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1569db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1513 CODE: 1570 CODE:
1571 if (SvREADONLY (data))
1572 croak ("can't modify read-only data scalar in db_pget");
1514{ 1573{
1515 dREQ (REQ_DB_PGET); 1574 dREQ (REQ_DB_PGET);
1516 req->db = db; 1575 req->db = db;
1517 req->txn = txn; 1576 req->txn = txn;
1518 req->uint1 = flags; 1577 req->uint1 = flags;
1712 1771
1713 1772
1714MODULE = BDB PACKAGE = BDB::Env 1773MODULE = BDB PACKAGE = BDB::Env
1715 1774
1716void 1775void
1717DESTROY (DB_ENV_ornull *env) 1776DESTROY (DB_ENV_ornuked *env)
1718 CODE: 1777 CODE:
1719 if (env) 1778 if (env)
1720 env->close (env, 0); 1779 env->close (env, 0);
1721 1780
1722int set_data_dir (DB_ENV *env, const char *dir) 1781int set_data_dir (DB_ENV *env, const char *dir)
1869 RETVAL 1928 RETVAL
1870 1929
1871MODULE = BDB PACKAGE = BDB::Db 1930MODULE = BDB PACKAGE = BDB::Db
1872 1931
1873void 1932void
1874DESTROY (DB_ornull *db) 1933DESTROY (DB_ornuked *db)
1875 CODE: 1934 CODE:
1876 if (db) 1935 if (db)
1877 { 1936 {
1878 SV *env = (SV *)db->app_private; 1937 SV *env = (SV *)db->app_private;
1879 db->close (db, 0); 1938 db->close (db, 0);
1974 2033
1975 2034
1976MODULE = BDB PACKAGE = BDB::Txn 2035MODULE = BDB PACKAGE = BDB::Txn
1977 2036
1978void 2037void
1979DESTROY (DB_TXN_ornull *txn) 2038DESTROY (DB_TXN_ornuked *txn)
1980 CODE: 2039 CODE:
1981 if (txn) 2040 if (txn)
1982 txn->abort (txn); 2041 txn->abort (txn);
1983 2042
1984int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) 2043int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1995 2054
1996 2055
1997MODULE = BDB PACKAGE = BDB::Cursor 2056MODULE = BDB PACKAGE = BDB::Cursor
1998 2057
1999void 2058void
2000DESTROY (DBC_ornull *dbc) 2059DESTROY (DBC_ornuked *dbc)
2001 CODE: 2060 CODE:
2002 if (dbc) 2061 if (dbc)
2003 dbc->c_close (dbc); 2062 dbc->c_close (dbc);
2004 2063
2064#if DB_VERSION_MINOR >= 6
2065
2066int set_priority (DBC *dbc, int priority)
2067 CODE:
2068 dbc->set_priority (dbc, priority);
2069
2070#endif
2071
2005MODULE = BDB PACKAGE = BDB::Sequence 2072MODULE = BDB PACKAGE = BDB::Sequence
2006 2073
2007void 2074void
2008DESTROY (DB_SEQUENCE_ornull *seq) 2075DESTROY (DB_SEQUENCE_ornuked *seq)
2009 CODE: 2076 CODE:
2010 if (seq) 2077 if (seq)
2011 seq->close (seq, 0); 2078 seq->close (seq, 0);
2012 2079
2013int initial_value (DB_SEQUENCE *seq, db_seq_t value) 2080int initial_value (DB_SEQUENCE *seq, db_seq_t value)
2032 CODE: 2099 CODE:
2033 RETVAL = seq->set_range (seq, min, max); 2100 RETVAL = seq->set_range (seq, min, max);
2034 OUTPUT: 2101 OUTPUT:
2035 RETVAL 2102 RETVAL
2036 2103
2104

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