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108 | no warnings; |
108 | no warnings; |
109 | use strict 'vars'; |
109 | use strict 'vars'; |
110 | |
110 | |
111 | use base 'Exporter'; |
111 | use base 'Exporter'; |
112 | |
112 | |
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113 | our $VERSION; |
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114 | |
113 | BEGIN { |
115 | BEGIN { |
114 | our $VERSION = '1.7'; |
116 | $VERSION = '1.8'; |
115 | |
117 | |
116 | our @BDB_REQ = qw( |
118 | our @BDB_REQ = qw( |
117 | db_env_open db_env_close db_env_txn_checkpoint db_env_lock_detect |
119 | db_env_open db_env_close db_env_txn_checkpoint db_env_lock_detect |
118 | db_env_memp_sync db_env_memp_trickle db_env_dbrename db_env_dbremove |
120 | db_env_memp_sync db_env_memp_trickle db_env_dbrename db_env_dbremove |
119 | db_open db_close db_compact db_sync db_upgrade |
121 | db_open db_close db_compact db_sync db_upgrade |
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224 | flags: FREELIST_ONLY FREE_SPACE |
226 | flags: FREELIST_ONLY FREE_SPACE |
225 | db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
227 | db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
226 | db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) |
228 | db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) |
227 | db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
229 | db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
228 | flags: APPEND NODUPDATA NOOVERWRITE |
230 | flags: APPEND NODUPDATA NOOVERWRITE |
229 | db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) |
231 | db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) (v4.6) |
230 | db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
232 | db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
231 | flags: CONSUME CONSUME_WAIT GET_BOTH SET_RECNO MULTIPLE READ_COMMITTED READ_UNCOMMITTED RMW |
233 | flags: CONSUME CONSUME_WAIT GET_BOTH SET_RECNO MULTIPLE READ_COMMITTED READ_UNCOMMITTED RMW |
232 | db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
234 | db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
233 | flags: CONSUME CONSUME_WAIT GET_BOTH SET_RECNO MULTIPLE READ_COMMITTED READ_UNCOMMITTED RMW |
235 | flags: CONSUME CONSUME_WAIT GET_BOTH SET_RECNO MULTIPLE READ_COMMITTED READ_UNCOMMITTED RMW |
234 | db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
236 | db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
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302 | $int = $env->set_tmp_dir (const char *dir) |
304 | $int = $env->set_tmp_dir (const char *dir) |
303 | $int = $env->set_lg_dir (const char *dir) |
305 | $int = $env->set_lg_dir (const char *dir) |
304 | $int = $env->set_shm_key (long shm_key) |
306 | $int = $env->set_shm_key (long shm_key) |
305 | $int = $env->set_cachesize (U32 gbytes, U32 bytes, int ncache = 0) |
307 | $int = $env->set_cachesize (U32 gbytes, U32 bytes, int ncache = 0) |
306 | $int = $env->set_flags (U32 flags, int onoff = 1) |
308 | $int = $env->set_flags (U32 flags, int onoff = 1) |
307 | $int = $env->log_set_config (U32 flags, int onoff = 1) [v4.7] |
309 | $int = $env->log_set_config (U32 flags, int onoff = 1) (v4.7) |
308 | $int = $env->set_intermediate_dir_mode (const char *modestring) [v4.7] |
310 | $int = $env->set_intermediate_dir_mode (const char *modestring) (v4.7) |
309 | $env->set_errfile (FILE *errfile = 0) |
311 | $env->set_errfile (FILE *errfile = 0) |
310 | $env->set_msgfile (FILE *msgfile = 0) |
312 | $env->set_msgfile (FILE *msgfile = 0) |
311 | $int = $env->set_verbose (U32 which, int onoff = 1) |
313 | $int = $env->set_verbose (U32 which, int onoff = 1) |
312 | $int = $env->set_encrypt (const char *password, U32 flags = 0) |
314 | $int = $env->set_encrypt (const char *password, U32 flags = 0) |
313 | $int = $env->set_timeout (NV timeout_seconds, U32 flags = SET_TXN_TIMEOUT) |
315 | $int = $env->set_timeout (NV timeout_seconds, U32 flags = SET_TXN_TIMEOUT) |
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325 | $int = $env->mutex_set_max (U32 max) |
327 | $int = $env->mutex_set_max (U32 max) |
326 | $int = $env->mutex_set_align (U32 align) |
328 | $int = $env->mutex_set_align (U32 align) |
327 | |
329 | |
328 | $txn = $env->txn_begin (DB_TXN_ornull *parent = 0, U32 flags = 0) |
330 | $txn = $env->txn_begin (DB_TXN_ornull *parent = 0, U32 flags = 0) |
329 | flags: READ_COMMITTED READ_UNCOMMITTED TXN_NOSYNC TXN_NOWAIT TXN_SNAPSHOT TXN_SYNC TXN_WAIT TXN_WRITE_NOSYNC |
331 | flags: READ_COMMITTED READ_UNCOMMITTED TXN_NOSYNC TXN_NOWAIT TXN_SNAPSHOT TXN_SYNC TXN_WAIT TXN_WRITE_NOSYNC |
330 | $txn = $env->cdsgroup_begin; |
332 | $txn = $env->cdsgroup_begin; (v4.5) |
331 | |
333 | |
332 | =head4 Example: |
334 | =head4 Example: |
333 | |
335 | |
334 | use AnyEvent; |
336 | use AnyEvent; |
335 | use BDB; |
337 | use BDB; |
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427 | DESTROY (DBC_ornull *dbc) |
429 | DESTROY (DBC_ornull *dbc) |
428 | CODE: |
430 | CODE: |
429 | if (dbc) |
431 | if (dbc) |
430 | dbc->c_close (dbc); |
432 | dbc->c_close (dbc); |
431 | |
433 | |
432 | $int = $cursor->set_priority ($priority = PRIORITY_*) |
434 | $int = $cursor->set_priority ($priority = PRIORITY_*) (v4.6) |
433 | |
435 | |
434 | =head4 Example: |
436 | =head4 Example: |
435 | |
437 | |
436 | my $c = $db->cursor; |
438 | my $c = $db->cursor; |
437 | |
439 | |
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570 | |
572 | |
571 | BerkeleyDB comes in various versions, many of them have minor |
573 | BerkeleyDB comes in various versions, many of them have minor |
572 | incompatibilities. This means that traditional "at least version x.x" |
574 | incompatibilities. This means that traditional "at least version x.x" |
573 | checks are often not sufficient. |
575 | checks are often not sufficient. |
574 | |
576 | |
575 | Example: set the log_autoremove option in a way compatible with <v.47 and |
577 | Example: set the log_autoremove option in a way compatible with <v4.7 and |
576 | v4.7. Note the use of & on the constants to avoid triggering a compiletime |
578 | v4.7. Note the use of & on the constants to avoid triggering a compiletime |
577 | bug when the symbol isn't available. |
579 | bug when the symbol isn't available. |
578 | |
580 | |
579 | $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7; |
581 | $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7; |
580 | $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7; |
582 | $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7; |
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613 | =back |
615 | =back |
614 | |
616 | |
615 | =cut |
617 | =cut |
616 | |
618 | |
617 | sub VERSION { |
619 | sub VERSION { |
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620 | # I was dumb enough to override the VERSION method here, so let's try |
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621 | # to fix it up. |
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622 | |
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623 | if ($_[0] eq __PACKAGE__) { |
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624 | $VERSION |
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625 | } else { |
618 | if (@_ > 0) { |
626 | if (@_ > 0) { |
619 | return undef if VERSION_v lt $_[0]; |
627 | return undef if VERSION_v lt $_[0]; |
620 | if (@_ > 1) { |
628 | if (@_ > 1) { |
621 | return undef if VERSION_v ge $_[1]; |
629 | return undef if VERSION_v ge $_[1]; |
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630 | } |
622 | } |
631 | } |
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632 | |
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633 | VERSION_v |
623 | } |
634 | } |
624 | |
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625 | VERSION_v |
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626 | } |
635 | } |
627 | |
636 | |
628 | =head3 CONTROLLING THE NUMBER OF THREADS |
637 | =head3 CONTROLLING THE NUMBER OF THREADS |
629 | |
638 | |
630 | =over 4 |
639 | =over 4 |