--- BDB/BDB.xs 2007/03/05 19:47:01 1.10 +++ BDB/BDB.xs 2008/07/09 12:55:57 1.43 @@ -1,12 +1,4 @@ -/* solaris */ -#define _POSIX_PTHREAD_SEMANTICS 1 - -#if __linux && !defined(_GNU_SOURCE) -# define _GNU_SOURCE -#endif - -/* just in case */ -#define _REENTRANT 1 +#include "xthread.h" #include @@ -14,56 +6,112 @@ #include "perl.h" #include "XSUB.h" -#include +// perl stupidly defines these as macros, breaking +// lots and lots of code. +#undef open +#undef close +#undef abort +#undef malloc +#undef free +#undef send #include #include #include -#include #include #include -#include #include +#ifndef _WIN32 +# include +# include +#endif + #include -#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5) -# error you need Berkeley DB 4.5 or newer installed +#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4) +# error you need Berkeley DB 4.4 or newer installed #endif /* number of seconds after which idle threads exit */ #define IDLE_TIMEOUT 10 -/* wether word reads are potentially non-atomic. - * this is conservatice, likely most arches this runs - * on have atomic word read/writes. - */ -#ifndef WORDACCESS_UNSAFE -# if __i386 || __x86_64 -# define WORDACCESS_UNSAFE 0 -# else -# define WORDACCESS_UNSAFE 1 -# endif -#endif - typedef DB_ENV DB_ENV_ornull; typedef DB_TXN DB_TXN_ornull; typedef DBC DBC_ornull; typedef DB DB_ornull; typedef DB_SEQUENCE DB_SEQUENCE_ornull; +typedef DB_ENV DB_ENV_ornuked; +typedef DB_TXN DB_TXN_ornuked; +typedef DBC DBC_ornuked; +typedef DB DB_ornuked; +typedef DB_SEQUENCE DB_SEQUENCE_ornuked; + typedef SV SV8; /* byte-sv, used for argument-checking */ -typedef char *octetstring; +typedef char *bdb_filename; static SV *prepare_cb; -static inline char * +#if DB_VERSION_MINOR >= 6 +# define c_close close +# define c_count count +# define c_del del +# define c_dup dup +# define c_get get +# define c_pget pget +# define c_put put +#endif + +static char * +get_bdb_filename (SV *sv) +{ + if (!SvOK (sv)) + return 0; + +#if _WIN32 + /* win32 madness + win32 perl absolutely brokenness make for horrible hacks */ + { + STRLEN len; + char *src = SvPVbyte (sv, len); + SV *t1 = sv_newmortal (); + SV *t2 = sv_newmortal (); + + sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1); + sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1); + + len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR)); + len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0); + SvPOK_only (t2); + SvPVX (t2)[len] = 0; + SvCUR_set (t2, len); + + return SvPVX (t2); + } +#else + return SvPVbyte_nolen (sv); +#endif +} + +static void +debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg) +{ + printf ("err[%s]\n", msg); +} + +static void +debug_msgcall (const DB_ENV *dbenv, const char *msg) +{ + printf ("msg[%s]\n", msg); +} + +static char * strdup_ornull (const char *s) { return s ? strdup (s) : 0; } -static inline void +static void sv_to_dbt (DBT *dbt, SV *sv) { STRLEN len; @@ -75,7 +123,7 @@ dbt->flags = DB_DBT_REALLOC; } -static inline void +static void dbt_to_sv (SV *sv, DBT *dbt) { if (sv) @@ -91,17 +139,17 @@ enum { REQ_QUIT, REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, - REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, - REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, + REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME, + REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE, REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, - REQ_TXN_COMMIT, REQ_TXN_ABORT, + REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH, REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, }; -typedef struct aio_cb +typedef struct bdb_cb { - struct aio_cb *volatile next; + struct bdb_cb *volatile next; SV *callback; int type, pri, result; @@ -113,16 +161,16 @@ UV uv1; int int1, int2; U32 uint1, uint2; - char *buf1, *buf2; + char *buf1, *buf2, *buf3; SV *sv1, *sv2, *sv3; DBT dbt1, dbt2, dbt3; DB_KEY_RANGE key_range; DB_SEQUENCE *seq; db_seq_t seq_t; -} aio_cb; +} bdb_cb; -typedef aio_cb *aio_req; +typedef bdb_cb *bdb_req; enum { PRI_MIN = -4, @@ -135,6 +183,8 @@ #define AIO_TICKS ((1000000 + 1023) >> 10) +static SV *on_next_submit; + static unsigned int max_poll_time = 0; static unsigned int max_poll_reqs = 0; @@ -149,26 +199,17 @@ static unsigned int started, idle, wanted; -#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP) -# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP -#else -# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER -#endif - -#define LOCK(mutex) pthread_mutex_lock (&(mutex)) -#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) - /* worker threads management */ -static pthread_mutex_t wrklock = AIO_MUTEX_INIT; +static mutex_t wrklock = X_MUTEX_INIT; typedef struct worker { /* locked by wrklock */ struct worker *prev, *next; - pthread_t tid; + thread_t tid; /* locked by reslock, reqlock or wrklock */ - aio_req req; /* currently processed request */ + bdb_req req; /* currently processed request */ void *dbuf; DIR *dirp; } worker; @@ -190,43 +231,43 @@ static volatile unsigned int nreqs, nready, npending; static volatile unsigned int max_idle = 4; static volatile unsigned int max_outstanding = 0xffffffff; -static int respipe [2]; +static int respipe_osf [2], respipe [2] = { -1, -1 }; -static pthread_mutex_t reslock = AIO_MUTEX_INIT; -static pthread_mutex_t reqlock = AIO_MUTEX_INIT; -static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; +static mutex_t reslock = X_MUTEX_INIT; +static mutex_t reqlock = X_MUTEX_INIT; +static cond_t reqwait = X_COND_INIT; #if WORDACCESS_UNSAFE -static unsigned int get_nready () +static unsigned int get_nready (void) { unsigned int retval; - LOCK (reqlock); + X_LOCK (reqlock); retval = nready; - UNLOCK (reqlock); + X_UNLOCK (reqlock); return retval; } -static unsigned int get_npending () +static unsigned int get_npending (void) { unsigned int retval; - LOCK (reslock); + X_LOCK (reslock); retval = npending; - UNLOCK (reslock); + X_UNLOCK (reslock); return retval; } -static unsigned int get_nthreads () +static unsigned int get_nthreads (void) { unsigned int retval; - LOCK (wrklock); + X_LOCK (wrklock); retval = started; - UNLOCK (wrklock); + X_UNLOCK (wrklock); return retval; } @@ -245,14 +286,14 @@ * per shift, the most expensive operation. */ typedef struct { - aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ + bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ int size; } reqq; static reqq req_queue; static reqq res_queue; -int reqq_push (reqq *q, aio_req req) +int reqq_push (reqq *q, bdb_req req) { int pri = req->pri; req->next = 0; @@ -268,7 +309,7 @@ return q->size++; } -aio_req reqq_shift (reqq *q) +bdb_req reqq_shift (reqq *q) { int pri; @@ -279,7 +320,7 @@ for (pri = NUM_PRI; pri--; ) { - aio_req req = q->qs[pri]; + bdb_req req = q->qs[pri]; if (req) { @@ -293,15 +334,15 @@ abort (); } -static int poll_cb (); -static void req_free (aio_req req); -static void req_cancel (aio_req req); +static int poll_cb (void); +static void req_free (bdb_req req); +static void req_cancel (bdb_req req); -static int req_invoke (aio_req req) +static int req_invoke (bdb_req req) { dSP; - if (SvOK (req->callback)) + if (req->callback) { ENTER; SAVETMPS; @@ -325,6 +366,12 @@ dbt_to_sv (req->sv3, &req->dbt3); break; + case REQ_DB_PUT: + case REQ_C_PUT: + dbt_to_sv (0, &req->dbt1); + dbt_to_sv (0, &req->dbt2); + break; + case REQ_DB_KEY_RANGE: { AV *av = newAV (); @@ -343,9 +390,9 @@ SvREADONLY_off (req->sv1); if (sizeof (IV) > 4) - sv_setiv_mg (req->sv1, req->seq_t); + sv_setiv_mg (req->sv1, (IV)req->seq_t); else - sv_setnv_mg (req->sv1, req->seq_t); + sv_setnv_mg (req->sv1, (NV)req->seq_t); SvREFCNT_dec (req->sv1); break; @@ -364,37 +411,75 @@ return !SvTRUE (ERRSV); } -static void req_free (aio_req req) +static void req_free (bdb_req req) { + SvREFCNT_dec (req->callback); + free (req->buf1); free (req->buf2); + free (req->buf3); + Safefree (req); } -static void *aio_proc (void *arg); +#ifdef USE_SOCKETS_AS_HANDLES +# define TO_SOCKET(x) (win32_get_osfhandle (x)) +#else +# define TO_SOCKET(x) (x) +#endif -static void start_thread (void) +static void +create_respipe (void) { - sigset_t fullsigset, oldsigset; - pthread_attr_t attr; +#ifdef _WIN32 + int arg; /* argg */ +#endif + int old_readfd = respipe [0]; - worker *wrk = calloc (1, sizeof (worker)); + if (respipe [1] >= 0) + respipe_close (TO_SOCKET (respipe [1])); - if (!wrk) - croak ("unable to allocate worker thread data"); +#ifdef _WIN32 + if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) +#else + if (pipe (respipe)) +#endif + croak ("unable to initialize result pipe"); + + if (old_readfd >= 0) + { + if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) + croak ("unable to initialize result pipe(2)"); + + respipe_close (respipe [0]); + respipe [0] = old_readfd; + } - pthread_attr_init (&attr); - pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); -#ifdef PTHREAD_SCOPE_PROCESS - pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS); +#ifdef _WIN32 + arg = 1; + if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) + || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) +#else + if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) + || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) #endif + croak ("unable to initialize result pipe(3)"); + + respipe_osf [0] = TO_SOCKET (respipe [0]); + respipe_osf [1] = TO_SOCKET (respipe [1]); +} + +X_THREAD_PROC (bdb_proc); - sigfillset (&fullsigset); +static void start_thread (void) +{ + worker *wrk = calloc (1, sizeof (worker)); - LOCK (wrklock); - pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset); + if (!wrk) + croak ("unable to allocate worker thread data"); - if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) + X_LOCK (wrklock); + if (thread_create (&wrk->tid, bdb_proc, (void *)wrk)) { wrk->prev = &wrk_first; wrk->next = wrk_first.next; @@ -405,11 +490,10 @@ else free (wrk); - pthread_sigmask (SIG_SETMASK, &oldsigset, 0); - UNLOCK (wrklock); + X_UNLOCK (wrklock); } -static void maybe_start_thread () +static void maybe_start_thread (void) { if (get_nthreads () >= wanted) return; @@ -421,34 +505,48 @@ start_thread (); } -static void req_send (aio_req req) +static void req_send (bdb_req req) { SV *wait_callback = 0; + if (on_next_submit) + { + dSP; + SV *cb = sv_2mortal (on_next_submit); + + on_next_submit = 0; + + PUSHMARK (SP); + PUTBACK; + call_sv (cb, G_DISCARD | G_EVAL); + } + // synthesize callback if none given - if (!SvOK (req->callback)) + if (!req->callback) { + int count; + dSP; PUSHMARK (SP); PUTBACK; - int count = call_sv (prepare_cb, G_ARRAY); + count = call_sv (prepare_cb, G_ARRAY); SPAGAIN; if (count != 2) croak ("prepare callback must return exactly two values\n"); - wait_callback = SvREFCNT_inc (POPs); + wait_callback = POPs; SvREFCNT_dec (req->callback); req->callback = SvREFCNT_inc (POPs); } ++nreqs; - LOCK (reqlock); + X_LOCK (reqlock); ++nready; reqq_push (&req_queue, req); - pthread_cond_signal (&reqwait); - UNLOCK (reqlock); + X_COND_SIGNAL (reqwait); + X_UNLOCK (reqlock); maybe_start_thread (); @@ -458,34 +556,33 @@ PUSHMARK (SP); PUTBACK; call_sv (wait_callback, G_DISCARD); - SvREFCNT_dec (wait_callback); } } static void end_thread (void) { - aio_req req; + bdb_req req; - Newz (0, req, 1, aio_cb); + Newz (0, req, 1, bdb_cb); req->type = REQ_QUIT; req->pri = PRI_MAX + PRI_BIAS; - LOCK (reqlock); + X_LOCK (reqlock); reqq_push (&req_queue, req); - pthread_cond_signal (&reqwait); - UNLOCK (reqlock); + X_COND_SIGNAL (reqwait); + X_UNLOCK (reqlock); - LOCK (wrklock); + X_LOCK (wrklock); --started; - UNLOCK (wrklock); + X_UNLOCK (wrklock); } static void set_max_idle (int nthreads) { - if (WORDACCESS_UNSAFE) LOCK (reqlock); + if (WORDACCESS_UNSAFE) X_LOCK (reqlock); max_idle = nthreads <= 0 ? 1 : nthreads; - if (WORDACCESS_UNSAFE) UNLOCK (reqlock); + if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock); } static void min_parallel (int nthreads) @@ -503,37 +600,37 @@ end_thread (); } -static void poll_wait () +static void poll_wait (void) { fd_set rfd; while (nreqs) { int size; - if (WORDACCESS_UNSAFE) LOCK (reslock); + if (WORDACCESS_UNSAFE) X_LOCK (reslock); size = res_queue.size; - if (WORDACCESS_UNSAFE) UNLOCK (reslock); + if (WORDACCESS_UNSAFE) X_UNLOCK (reslock); if (size) return; maybe_start_thread (); - FD_ZERO(&rfd); - FD_SET(respipe [0], &rfd); + FD_ZERO (&rfd); + FD_SET (respipe [0], &rfd); - select (respipe [0] + 1, &rfd, 0, 0, 0); + PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); } } -static int poll_cb () +static int poll_cb (void) { dSP; int count = 0; int maxreqs = max_poll_reqs; int do_croak = 0; struct timeval tv_start, tv_now; - aio_req req; + bdb_req req; if (max_poll_time) gettimeofday (&tv_start, 0); @@ -544,7 +641,7 @@ { maybe_start_thread (); - LOCK (reslock); + X_LOCK (reslock); req = reqq_shift (&res_queue); if (req) @@ -555,12 +652,12 @@ { /* read any signals sent by the worker threads */ char buf [4]; - while (read (respipe [0], buf, 4) == 4) + while (respipe_read (respipe [0], buf, 4) == 4) ; } } - UNLOCK (reslock); + X_UNLOCK (reslock); if (!req) break; @@ -600,35 +697,22 @@ return count; } -static void create_pipe () -{ - if (pipe (respipe)) - croak ("unable to initialize result pipe"); - - if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)) - croak ("cannot set result pipe to nonblocking mode"); - - if (fcntl (respipe [1], F_SETFL, O_NONBLOCK)) - croak ("cannot set result pipe to nonblocking mode"); -} - /*****************************************************************************/ -static void *aio_proc (void *thr_arg) +X_THREAD_PROC (bdb_proc) { - aio_req req; + bdb_req req; struct timespec ts; worker *self = (worker *)thr_arg; /* try to distribute timeouts somewhat evenly */ - ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) - * (1000000000UL / 1024UL); + ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); for (;;) { ts.tv_sec = time (0) + IDLE_TIMEOUT; - LOCK (reqlock); + X_LOCK (reqlock); for (;;) { @@ -639,21 +723,21 @@ ++idle; - if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) + if (X_COND_TIMEDWAIT (reqwait, reqlock, ts) == ETIMEDOUT) { if (idle > max_idle) { --idle; - UNLOCK (reqlock); - LOCK (wrklock); + X_UNLOCK (reqlock); + X_LOCK (wrklock); --started; - UNLOCK (wrklock); + X_UNLOCK (wrklock); goto quit; } /* we are allowed to idle, so do so without any timeout */ - pthread_cond_wait (&reqwait, &reqlock); + X_COND_WAIT (reqwait, reqlock); ts.tv_sec = time (0) + IDLE_TIMEOUT; } @@ -662,11 +746,12 @@ --nready; - UNLOCK (reqlock); + X_UNLOCK (reqlock); switch (req->type) { case REQ_QUIT: + req->result = ENOSYS; goto quit; case REQ_ENV_OPEN: @@ -693,6 +778,14 @@ req->result = req->env->memp_trickle (req->env, req->int1, &req->int2); break; + case REQ_ENV_DBREMOVE: + req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1); + break; + + case REQ_ENV_DBRENAME: + req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1); + break; + case REQ_DB_OPEN: req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2); break; @@ -709,6 +802,10 @@ req->result = req->db->sync (req->db, req->uint1); break; + case REQ_DB_UPGRADE: + req->result = req->db->upgrade (req->db, req->buf1, req->uint1); + break; + case REQ_DB_PUT: req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1); break; @@ -737,6 +834,17 @@ req->result = req->txn->abort (req->txn); break; + case REQ_TXN_FINISH: + if (req->txn->flags & TXN_DEADLOCK) + { + req->result = req->txn->abort (req->txn); + if (!req->result) + req->result = DB_LOCK_DEADLOCK; + } + else + req->result = req->txn->commit (req->txn, req->uint1); + break; + case REQ_C_CLOSE: req->result = req->dbc->c_close (req->dbc); break; @@ -786,24 +894,27 @@ break; } - LOCK (reslock); + if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED)) + req->txn->flags |= TXN_DEADLOCK; + + X_LOCK (reslock); ++npending; if (!reqq_push (&res_queue, req)) /* write a dummy byte to the pipe so fh becomes ready */ - write (respipe [1], &respipe, 1); + respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); self->req = 0; worker_clear (self); - UNLOCK (reslock); + X_UNLOCK (reslock); } quit: - LOCK (wrklock); + X_LOCK (wrklock); worker_free (self); - UNLOCK (wrklock); + X_UNLOCK (wrklock); return 0; } @@ -812,21 +923,21 @@ static void atfork_prepare (void) { - LOCK (wrklock); - LOCK (reqlock); - LOCK (reslock); + X_LOCK (wrklock); + X_LOCK (reqlock); + X_LOCK (reslock); } static void atfork_parent (void) { - UNLOCK (reslock); - UNLOCK (reqlock); - UNLOCK (wrklock); + X_UNLOCK (reslock); + X_UNLOCK (reqlock); + X_UNLOCK (wrklock); } static void atfork_child (void) { - aio_req prv; + bdb_req prv; while (prv = reqq_shift (&req_queue)) req_free (prv); @@ -851,36 +962,34 @@ nready = 0; npending = 0; - close (respipe [0]); - close (respipe [1]); - create_pipe (); + create_respipe (); atfork_parent (); } #define dREQ(reqtype) \ - aio_req req; \ + bdb_req req; \ int req_pri = next_pri; \ next_pri = DEFAULT_PRI + PRI_BIAS; \ \ - if (SvOK (callback) && !SvROK (callback)) \ - croak ("callback must be undef or of reference type"); \ + if (callback && SvOK (callback)) \ + croak ("callback has illegal type or extra arguments"); \ \ - Newz (0, req, 1, aio_cb); \ + Newz (0, req, 1, bdb_cb); \ if (!req) \ - croak ("out of memory during aio_req allocation"); \ + croak ("out of memory during bdb_req allocation"); \ \ - req->callback = newSVsv (callback); \ + req->callback = cb ? SvREFCNT_inc (cb) : 0; \ req->type = (reqtype); \ req->pri = req_pri #define REQ_SEND \ req_send (req) -#define SvPTR(var, arg, type, class, nullok) \ +#define SvPTR(var, arg, type, class, nullok) \ if (!SvOK (arg)) \ { \ - if (!nullok) \ + if (nullok != 1) \ croak (# var " must be a " # class " object, not undef"); \ \ (var) = 0; \ @@ -889,12 +998,11 @@ { \ IV tmp = SvIV ((SV*) SvRV (arg)); \ (var) = INT2PTR (type, tmp); \ - if (!var) \ + if (!var && nullok != 2) \ croak (# var " is not a valid " # class " object anymore"); \ } \ else \ - croak (# var " is not of type " # class); \ - \ + croak (# var " is not of type " # class); static void ptr_nuke (SV *sv) @@ -903,6 +1011,80 @@ sv_setiv (SvRV (sv), 0); } +static int +errno_get (pTHX_ SV *sv, MAGIC *mg) +{ + if (*mg->mg_ptr == '!') // should always be the case + if (-30999 <= errno && errno <= -30800) + { + sv_setnv (sv, (NV)errno); + sv_setpv (sv, db_strerror (errno)); + SvNOK_on (sv); /* what a wonderful hack! */ + // ^^^ copied from perl sources + return 0; + } + + return PL_vtbl_sv.svt_get (aTHX_ sv, mg); +} + +static MGVTBL vtbl_errno; + +// this wonderful hack :( patches perl's $! variable to support our errno values +static void +patch_errno (void) +{ + SV *sv; + MAGIC *mg; + + if (!(sv = get_sv ("!", 1))) + return; + + if (!(mg = mg_find (sv, PERL_MAGIC_sv))) + return; + + if (mg->mg_virtual != &PL_vtbl_sv) + return; + + vtbl_errno = PL_vtbl_sv; + vtbl_errno.svt_get = errno_get; + mg->mg_virtual = &vtbl_errno; +} + +#if __GNUC__ >= 4 +# define noinline __attribute__ ((noinline)) +#else +# define noinline +#endif + +static noinline SV * +pop_callback (I32 *ritems, SV *sv) +{ + if (SvROK (sv)) + { + HV *st; + GV *gvp; + CV *cv; + const char *name; + + /* forgive me */ + if (SvTYPE (SvRV (sv)) == SVt_PVMG + && (st = SvSTASH (SvRV (sv))) + && (name = HvNAME_get (st)) + && (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':')) + return 0; + + if ((cv = sv_2cv (sv, &st, &gvp, 0))) + { + --*ritems; + return (SV *)cv; + } + } + + return 0; +} + +#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1)); + MODULE = BDB PACKAGE = BDB PROTOTYPES: ENABLE @@ -927,6 +1109,7 @@ const_iv (INIT_TXN) const_iv (RECOVER_FATAL) const_iv (CREATE) + const_iv (RDONLY) const_iv (USE_ENVIRON) const_iv (USE_ENVIRON_ROOT) const_iv (LOCKDOWN) @@ -936,13 +1119,8 @@ const_iv (AUTO_COMMIT) const_iv (CDB_ALLDB) const_iv (DIRECT_DB) - const_iv (DIRECT_LOG) const_iv (DSYNC_DB) - const_iv (DSYNC_LOG) - const_iv (LOG_AUTOREMOVE) - const_iv (LOG_INMEMORY) const_iv (NOLOCKING) - const_iv (MULTIVERSION) const_iv (NOMMAP) const_iv (NOPANIC) const_iv (OVERWRITE) @@ -950,7 +1128,7 @@ const_iv (REGION_INIT) const_iv (TIME_NOTGRANTED) const_iv (TXN_NOSYNC) - const_iv (TXN_SNAPSHOT) + const_iv (TXN_NOT_DURABLE) const_iv (TXN_WRITE_NOSYNC) const_iv (WRITECURSOR) const_iv (YIELDCPU) @@ -968,7 +1146,6 @@ const_iv (NOSYNC) const_iv (CHKSUM) const_iv (ENCRYPT) - const_iv (TXN_NOT_DURABLE) const_iv (DUP) const_iv (DUPSORT) const_iv (RECNUM) @@ -983,6 +1160,7 @@ //const_iv (MULTIPLE) const_iv (SNAPSHOT) const_iv (JOIN_ITEM) + const_iv (JOIN_NOSORT) const_iv (RMW) const_iv (NOTFOUND) @@ -1003,13 +1181,11 @@ const_iv (NOOVERWRITE) const_iv (TXN_NOWAIT) - const_iv (TXN_SNAPSHOT) const_iv (TXN_SYNC) const_iv (SET_LOCK_TIMEOUT) const_iv (SET_TXN_TIMEOUT) - const_iv (JOIN_ITEM) const_iv (FIRST) const_iv (NEXT) const_iv (NEXT_DUP) @@ -1041,13 +1217,87 @@ const_iv (SEQ_DEC) const_iv (SEQ_INC) const_iv (SEQ_WRAP) + + const_iv (BUFFER_SMALL) + const_iv (DONOTINDEX) + const_iv (KEYEMPTY ) + const_iv (KEYEXIST ) + const_iv (LOCK_DEADLOCK) + const_iv (LOCK_NOTGRANTED) + const_iv (LOG_BUFFER_FULL) + const_iv (NOSERVER) + const_iv (NOSERVER_HOME) + const_iv (NOSERVER_ID) + const_iv (NOTFOUND) + const_iv (PAGE_NOTFOUND) + const_iv (REP_DUPMASTER) + const_iv (REP_HANDLE_DEAD) + const_iv (REP_HOLDELECTION) + const_iv (REP_IGNORE) + const_iv (REP_ISPERM) + const_iv (REP_JOIN_FAILURE) + const_iv (REP_LOCKOUT) + const_iv (REP_NEWMASTER) + const_iv (REP_NEWSITE) + const_iv (REP_NOTPERM) + const_iv (REP_UNAVAIL) + const_iv (RUNRECOVERY) + const_iv (SECONDARY_BAD) + const_iv (VERIFY_BAD) + const_iv (VERSION_MISMATCH) + + const_iv (VERB_DEADLOCK) + const_iv (VERB_RECOVERY) + const_iv (VERB_REGISTER) + const_iv (VERB_REPLICATION) + const_iv (VERB_WAITSFOR) + + const_iv (VERSION_MAJOR) + const_iv (VERSION_MINOR) + const_iv (VERSION_PATCH) +#if DB_VERSION_MINOR >= 5 + const_iv (MULTIVERSION) + const_iv (TXN_SNAPSHOT) +#endif +#if DB_VERSION_MINOR >= 6 + const_iv (PREV_DUP) + const_iv (PRIORITY_UNCHANGED) + const_iv (PRIORITY_VERY_LOW) + const_iv (PRIORITY_LOW) + const_iv (PRIORITY_DEFAULT) + const_iv (PRIORITY_HIGH) + const_iv (PRIORITY_VERY_HIGH) +#endif +#if DB_VERSION_MINOR >= 7 + const_iv (LOG_DIRECT) + const_iv (LOG_DSYNC) + const_iv (LOG_AUTO_REMOVE) + const_iv (LOG_IN_MEMORY) + const_iv (LOG_ZERO) +#else + const_iv (DIRECT_LOG) + const_iv (DSYNC_LOG) + const_iv (LOG_AUTOREMOVE) + const_iv (LOG_INMEMORY) +#endif }; for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); - create_pipe (); - pthread_atfork (atfork_prepare, atfork_parent, atfork_child); + { + /* we currently only allow version, minor-version and patchlevel to go up to 255 */ + char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH }; + + newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3)); + } + + newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0)); + + create_respipe (); + + X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); + patch_errno (); } void @@ -1176,9 +1426,9 @@ nthreads () PROTOTYPE: CODE: - if (WORDACCESS_UNSAFE) LOCK (wrklock); + if (WORDACCESS_UNSAFE) X_LOCK (wrklock); RETVAL = started; - if (WORDACCESS_UNSAFE) UNLOCK (wrklock); + if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); OUTPUT: RETVAL @@ -1189,6 +1439,18 @@ SvREFCNT_dec (prepare_cb); prepare_cb = newSVsv (cb); +char * +strerror (int errorno = errno) + PROTOTYPE: ;$ + CODE: + RETVAL = db_strerror (errorno); + OUTPUT: + RETVAL + +void _on_next_submit (SV *cb) + CODE: + SvREFCNT_dec (on_next_submit); + on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; DB_ENV * db_env_create (U32 env_flags = 0) @@ -1197,16 +1459,22 @@ errno = db_env_create (&RETVAL, env_flags); if (errno) croak ("db_env_create: %s", db_strerror (errno)); + + if (0) + { + RETVAL->set_errcall (RETVAL, debug_errcall); + RETVAL->set_msgcall (RETVAL, debug_msgcall); + } } OUTPUT: RETVAL void -db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) +db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0) + PREINIT: + CALLBACK CODE: { - env->set_thread_count (env, get_nthreads ()); - dREQ (REQ_ENV_OPEN); req->env = env; req->uint1 = open_flags | DB_THREAD; @@ -1216,7 +1484,9 @@ } void -db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef) +db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_ENV_CLOSE); @@ -1227,7 +1497,9 @@ } void -db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef) +db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_ENV_TXN_CHECKPOINT); @@ -1239,18 +1511,23 @@ } void -db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef) +db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_ENV_LOCK_DETECT); req->env = env; req->uint1 = flags; req->uint2 = atype; + /* req->int2 = 0; dummy */ REQ_SEND; } void -db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef) +db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_ENV_MEMP_SYNC); @@ -1259,7 +1536,9 @@ } void -db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef) +db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_ENV_MEMP_TRICKLE); @@ -1268,6 +1547,34 @@ REQ_SEND; } +void +db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK + CODE: +{ + dREQ (REQ_ENV_DBREMOVE); + req->env = env; + req->buf1 = strdup_ornull (file); + req->buf2 = strdup_ornull (database); + req->uint1 = flags; + REQ_SEND; +} + +void +db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK + CODE: +{ + dREQ (REQ_ENV_DBRENAME); + req->env = env; + req->buf1 = strdup_ornull (file); + req->buf2 = strdup_ornull (database); + req->buf3 = strdup_ornull (newname); + req->uint1 = flags; + REQ_SEND; +} DB * db_create (DB_ENV *env = 0, U32 flags = 0) @@ -1284,7 +1591,9 @@ RETVAL void -db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) +db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_DB_OPEN); @@ -1299,7 +1608,9 @@ } void -db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) +db_close (DB *db, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_DB_CLOSE); @@ -1311,7 +1622,9 @@ } void -db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = &PL_sv_undef) +db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_DB_COMPACT); @@ -1324,7 +1637,9 @@ } void -db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) +db_sync (DB *db, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_DB_SYNC); @@ -1334,7 +1649,22 @@ } void -db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) +db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK + CODE: +{ + dREQ (REQ_DB_SYNC); + req->db = db; + req->buf1 = strdup (file); + req->uint1 = flags; + REQ_SEND; +} + +void +db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_DB_KEY_RANGE); @@ -1347,7 +1677,9 @@ } void -db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) +db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_DB_PUT); @@ -1360,8 +1692,12 @@ } void -db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) +db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: + if (SvREADONLY (data)) + croak ("can't modify read-only data scalar in db_get"); { dREQ (REQ_DB_GET); req->db = db; @@ -1374,8 +1710,12 @@ } void -db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) +db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: + if (SvREADONLY (data)) + croak ("can't modify read-only data scalar in db_pget"); { dREQ (REQ_DB_PGET); req->db = db; @@ -1389,7 +1729,9 @@ } void -db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) +db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_DB_DEL); @@ -1401,7 +1743,9 @@ } void -db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) +db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_TXN_COMMIT); @@ -1412,7 +1756,9 @@ } void -db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef) +db_txn_abort (DB_TXN *txn, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_TXN_ABORT); @@ -1422,7 +1768,22 @@ } void -db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) +db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK + CODE: +{ + dREQ (REQ_TXN_FINISH); + req->txn = txn; + req->uint1 = flags; + REQ_SEND; + ptr_nuke (ST (0)); +} + +void +db_c_close (DBC *dbc, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_C_CLOSE); @@ -1432,7 +1793,9 @@ } void -db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef) +db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_C_COUNT); @@ -1442,7 +1805,9 @@ } void -db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) +db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_C_PUT); @@ -1454,7 +1819,9 @@ } void -db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) +db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_C_GET); @@ -1479,7 +1846,9 @@ } void -db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) +db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_C_PGET); @@ -1507,7 +1876,9 @@ } void -db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef) +db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_C_DEL); @@ -1518,7 +1889,9 @@ void -db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) +db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_SEQ_OPEN); @@ -1530,7 +1903,9 @@ } void -db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef) +db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_SEQ_CLOSE); @@ -1541,7 +1916,9 @@ } void -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) +db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_SEQ_GET); @@ -1554,7 +1931,9 @@ } void -db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef) +db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0) + PREINIT: + CALLBACK CODE: { dREQ (REQ_SEQ_REMOVE); @@ -1568,7 +1947,7 @@ MODULE = BDB PACKAGE = BDB::Env void -DESTROY (DB_ENV_ornull *env) +DESTROY (DB_ENV_ornuked *env) CODE: if (env) env->close (env, 0); @@ -1603,19 +1982,50 @@ OUTPUT: RETVAL -int set_flags (DB_ENV *env, U32 flags, int onoff) +int set_flags (DB_ENV *env, U32 flags, int onoff = 1) CODE: RETVAL = env->set_flags (env, flags, onoff); OUTPUT: RETVAL +#if DB_VERSION_MINOR >= 7 + +int set_intermediate_dir_mode (DB_ENV *env, const char *mode) + CODE: + RETVAL = env->set_intermediate_dir_mode (env, mode); + OUTPUT: + RETVAL + +int log_set_config (DB_ENV *env, U32 flags, int onoff = 1) + CODE: + RETVAL = env->log_set_config (env, flags, onoff); + OUTPUT: + RETVAL + +#endif + + +void set_errfile (DB_ENV *env, FILE *errfile = 0) + CODE: + env->set_errfile (env, errfile); + +void set_msgfile (DB_ENV *env, FILE *msgfile = 0) + CODE: + env->set_msgfile (env, msgfile); + +int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1) + CODE: + RETVAL = env->set_verbose (env, which, onoff); + OUTPUT: + RETVAL + int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) CODE: RETVAL = env->set_encrypt (env, password, flags); OUTPUT: RETVAL -int set_timeout (DB_ENV *env, NV timeout, U32 flags) +int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) CODE: RETVAL = env->set_timeout (env, timeout * 1000000, flags); OUTPUT: @@ -1675,6 +2085,30 @@ OUTPUT: RETVAL +int mutex_set_max (DB_ENV *env, U32 max) + CODE: + RETVAL = env->mutex_set_max (env, max); + OUTPUT: + RETVAL + +int mutex_set_increment (DB_ENV *env, U32 increment) + CODE: + RETVAL = env->mutex_set_increment (env, increment); + OUTPUT: + RETVAL + +int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins) + CODE: + RETVAL = env->mutex_set_tas_spins (env, tas_spins); + OUTPUT: + RETVAL + +int mutex_set_align (DB_ENV *env, U32 align) + CODE: + RETVAL = env->mutex_set_align (env, align); + OUTPUT: + RETVAL + DB_TXN * txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) CODE: @@ -1687,7 +2121,7 @@ MODULE = BDB PACKAGE = BDB::Db void -DESTROY (DB_ornull *db) +DESTROY (DB_ornuked *db) CODE: if (db) { @@ -1702,7 +2136,7 @@ OUTPUT: RETVAL -int set_flags (DB *db, U32 flags); +int set_flags (DB *db, U32 flags) CODE: RETVAL = db->set_flags (db, flags); OUTPUT: @@ -1726,7 +2160,7 @@ OUTPUT: RETVAL -int set_re_delim(DB *db, int delim); +int set_re_delim (DB *db, int delim) CODE: RETVAL = db->set_re_delim (db, delim); OUTPUT: @@ -1792,30 +2226,44 @@ MODULE = BDB PACKAGE = BDB::Txn void -DESTROY (DB_TXN_ornull *txn) +DESTROY (DB_TXN_ornuked *txn) CODE: if (txn) txn->abort (txn); -int set_timeout (DB_TXN *txn, NV timeout, U32 flags) +int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) CODE: RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); OUTPUT: RETVAL +int failed (DB_TXN *txn) + CODE: + RETVAL = !!(txn->flags & TXN_DEADLOCK); + OUTPUT: + RETVAL + MODULE = BDB PACKAGE = BDB::Cursor void -DESTROY (DBC_ornull *dbc) +DESTROY (DBC_ornuked *dbc) CODE: if (dbc) dbc->c_close (dbc); +#if DB_VERSION_MINOR >= 6 + +int set_priority (DBC *dbc, int priority) + CODE: + dbc->set_priority (dbc, priority); + +#endif + MODULE = BDB PACKAGE = BDB::Sequence void -DESTROY (DB_SEQUENCE_ornull *seq) +DESTROY (DB_SEQUENCE_ornuked *seq) CODE: if (seq) seq->close (seq, 0); @@ -1844,3 +2292,4 @@ OUTPUT: RETVAL +