… | |
… | |
4 | |
4 | |
5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
6 | #include "perl.h" |
6 | #include "perl.h" |
7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
8 | |
8 | |
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9 | // perl stupidly defines these as macros, breaking |
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10 | // lots and lots of code. |
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11 | #undef open |
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12 | #undef close |
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13 | #undef abort |
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14 | #undef malloc |
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15 | #undef free |
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16 | #undef send |
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17 | |
9 | #include <stddef.h> |
18 | #include <stddef.h> |
10 | #include <stdlib.h> |
19 | #include <stdlib.h> |
11 | #include <errno.h> |
20 | #include <errno.h> |
12 | #include <sys/time.h> |
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13 | #include <sys/types.h> |
21 | #include <sys/types.h> |
14 | #include <limits.h> |
22 | #include <limits.h> |
15 | #include <unistd.h> |
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16 | #include <fcntl.h> |
23 | #include <fcntl.h> |
17 | |
24 | |
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25 | #ifndef _WIN32 |
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26 | # include <sys/time.h> |
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27 | # include <unistd.h> |
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28 | #endif |
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29 | |
18 | #include <db.h> |
30 | #include <db.h> |
19 | |
31 | |
20 | #if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5) |
32 | #if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4) |
21 | # error you need Berkeley DB 4.5 or newer installed |
33 | # error you need Berkeley DB 4.4 or newer installed |
22 | #endif |
34 | #endif |
23 | |
35 | |
24 | /* number of seconds after which idle threads exit */ |
36 | /* number of seconds after which idle threads exit */ |
25 | #define IDLE_TIMEOUT 10 |
37 | #define IDLE_TIMEOUT 10 |
26 | |
38 | |
… | |
… | |
33 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
45 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
34 | typedef char *octetstring; |
46 | typedef char *octetstring; |
35 | |
47 | |
36 | static SV *prepare_cb; |
48 | static SV *prepare_cb; |
37 | |
49 | |
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50 | #if DB_VERSION_MINOR >= 6 |
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51 | # define c_close close |
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52 | # define c_count count |
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53 | # define c_del del |
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54 | # define c_dup dup |
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55 | # define c_get get |
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56 | # define c_pget pget |
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57 | # define c_put put |
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58 | #endif |
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59 | |
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60 | static void |
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61 | debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg) |
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62 | { |
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63 | printf ("err[%s]\n", msg); |
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64 | } |
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65 | |
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66 | static void |
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67 | debug_msgcall (const DB_ENV *dbenv, const char *msg) |
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68 | { |
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69 | printf ("msg[%s]\n", msg); |
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70 | } |
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71 | |
38 | static inline char * |
72 | static char * |
39 | strdup_ornull (const char *s) |
73 | strdup_ornull (const char *s) |
40 | { |
74 | { |
41 | return s ? strdup (s) : 0; |
75 | return s ? strdup (s) : 0; |
42 | } |
76 | } |
43 | |
77 | |
44 | static inline void |
78 | static void |
45 | sv_to_dbt (DBT *dbt, SV *sv) |
79 | sv_to_dbt (DBT *dbt, SV *sv) |
46 | { |
80 | { |
47 | STRLEN len; |
81 | STRLEN len; |
48 | char *data = SvPVbyte (sv, len); |
82 | char *data = SvPVbyte (sv, len); |
49 | |
83 | |
… | |
… | |
51 | memcpy (dbt->data, data, len); |
85 | memcpy (dbt->data, data, len); |
52 | dbt->size = len; |
86 | dbt->size = len; |
53 | dbt->flags = DB_DBT_REALLOC; |
87 | dbt->flags = DB_DBT_REALLOC; |
54 | } |
88 | } |
55 | |
89 | |
56 | static inline void |
90 | static void |
57 | dbt_to_sv (SV *sv, DBT *dbt) |
91 | dbt_to_sv (SV *sv, DBT *dbt) |
58 | { |
92 | { |
59 | if (sv) |
93 | if (sv) |
60 | { |
94 | { |
61 | SvREADONLY_off (sv); |
95 | SvREADONLY_off (sv); |
… | |
… | |
70 | REQ_QUIT, |
104 | REQ_QUIT, |
71 | 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, |
72 | REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, |
106 | REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, |
73 | 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, |
74 | 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, |
75 | REQ_TXN_COMMIT, REQ_TXN_ABORT, |
109 | REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH, |
76 | 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, |
77 | 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, |
78 | }; |
112 | }; |
79 | |
113 | |
80 | typedef struct aio_cb |
114 | typedef struct aio_cb |
… | |
… | |
126 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
160 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
127 | |
161 | |
128 | static unsigned int started, idle, wanted; |
162 | static unsigned int started, idle, wanted; |
129 | |
163 | |
130 | /* worker threads management */ |
164 | /* worker threads management */ |
131 | static mutex_t wrklock = MUTEX_INIT; |
165 | static mutex_t wrklock = X_MUTEX_INIT; |
132 | |
166 | |
133 | typedef struct worker { |
167 | typedef struct worker { |
134 | /* locked by wrklock */ |
168 | /* locked by wrklock */ |
135 | struct worker *prev, *next; |
169 | struct worker *prev, *next; |
136 | |
170 | |
… | |
… | |
157 | } |
191 | } |
158 | |
192 | |
159 | static volatile unsigned int nreqs, nready, npending; |
193 | static volatile unsigned int nreqs, nready, npending; |
160 | static volatile unsigned int max_idle = 4; |
194 | static volatile unsigned int max_idle = 4; |
161 | static volatile unsigned int max_outstanding = 0xffffffff; |
195 | static volatile unsigned int max_outstanding = 0xffffffff; |
162 | static int respipe [2]; |
196 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
163 | |
197 | |
164 | static mutex_t reslock = MUTEX_INIT; |
198 | static mutex_t reslock = X_MUTEX_INIT; |
165 | static mutex_t reqlock = MUTEX_INIT; |
199 | static mutex_t reqlock = X_MUTEX_INIT; |
166 | static cond_t reqwait = COND_INIT; |
200 | static cond_t reqwait = X_COND_INIT; |
167 | |
201 | |
168 | #if WORDACCESS_UNSAFE |
202 | #if WORDACCESS_UNSAFE |
169 | |
203 | |
170 | static unsigned int get_nready () |
204 | static unsigned int get_nready () |
171 | { |
205 | { |
172 | unsigned int retval; |
206 | unsigned int retval; |
173 | |
207 | |
174 | LOCK (reqlock); |
208 | X_LOCK (reqlock); |
175 | retval = nready; |
209 | retval = nready; |
176 | UNLOCK (reqlock); |
210 | X_UNLOCK (reqlock); |
177 | |
211 | |
178 | return retval; |
212 | return retval; |
179 | } |
213 | } |
180 | |
214 | |
181 | static unsigned int get_npending () |
215 | static unsigned int get_npending () |
182 | { |
216 | { |
183 | unsigned int retval; |
217 | unsigned int retval; |
184 | |
218 | |
185 | LOCK (reslock); |
219 | X_LOCK (reslock); |
186 | retval = npending; |
220 | retval = npending; |
187 | UNLOCK (reslock); |
221 | X_UNLOCK (reslock); |
188 | |
222 | |
189 | return retval; |
223 | return retval; |
190 | } |
224 | } |
191 | |
225 | |
192 | static unsigned int get_nthreads () |
226 | static unsigned int get_nthreads () |
193 | { |
227 | { |
194 | unsigned int retval; |
228 | unsigned int retval; |
195 | |
229 | |
196 | LOCK (wrklock); |
230 | X_LOCK (wrklock); |
197 | retval = started; |
231 | retval = started; |
198 | UNLOCK (wrklock); |
232 | X_UNLOCK (wrklock); |
199 | |
233 | |
200 | return retval; |
234 | return retval; |
201 | } |
235 | } |
202 | |
236 | |
203 | #else |
237 | #else |
… | |
… | |
310 | |
344 | |
311 | case REQ_SEQ_GET: |
345 | case REQ_SEQ_GET: |
312 | SvREADONLY_off (req->sv1); |
346 | SvREADONLY_off (req->sv1); |
313 | |
347 | |
314 | if (sizeof (IV) > 4) |
348 | if (sizeof (IV) > 4) |
315 | sv_setiv_mg (req->sv1, req->seq_t); |
349 | sv_setiv_mg (req->sv1, (IV)req->seq_t); |
316 | else |
350 | else |
317 | sv_setnv_mg (req->sv1, req->seq_t); |
351 | sv_setnv_mg (req->sv1, (NV)req->seq_t); |
318 | |
352 | |
319 | SvREFCNT_dec (req->sv1); |
353 | SvREFCNT_dec (req->sv1); |
320 | break; |
354 | break; |
321 | } |
355 | } |
322 | |
356 | |
… | |
… | |
338 | free (req->buf1); |
372 | free (req->buf1); |
339 | free (req->buf2); |
373 | free (req->buf2); |
340 | Safefree (req); |
374 | Safefree (req); |
341 | } |
375 | } |
342 | |
376 | |
343 | static void *aio_proc (void *arg); |
377 | #ifdef USE_SOCKETS_AS_HANDLES |
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378 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
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379 | #else |
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380 | # define TO_SOCKET(x) (x) |
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381 | #endif |
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382 | |
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383 | static void |
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384 | create_respipe () |
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385 | { |
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386 | #ifdef _WIN32 |
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387 | int arg; /* argg */ |
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388 | #endif |
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389 | int old_readfd = respipe [0]; |
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390 | |
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391 | if (respipe [1] >= 0) |
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392 | respipe_close (TO_SOCKET (respipe [1])); |
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393 | |
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394 | #ifdef _WIN32 |
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395 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
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396 | #else |
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397 | if (pipe (respipe)) |
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398 | #endif |
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399 | croak ("unable to initialize result pipe"); |
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400 | |
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401 | if (old_readfd >= 0) |
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402 | { |
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403 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
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404 | croak ("unable to initialize result pipe(2)"); |
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405 | |
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406 | respipe_close (respipe [0]); |
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407 | respipe [0] = old_readfd; |
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408 | } |
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409 | |
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410 | #ifdef _WIN32 |
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411 | arg = 1; |
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412 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
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413 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
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414 | #else |
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415 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
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416 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
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417 | #endif |
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418 | croak ("unable to initialize result pipe(3)"); |
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419 | |
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420 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
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421 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
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422 | } |
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423 | |
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424 | X_THREAD_PROC (bdb_proc); |
344 | |
425 | |
345 | static void start_thread (void) |
426 | static void start_thread (void) |
346 | { |
427 | { |
347 | worker *wrk = calloc (1, sizeof (worker)); |
428 | worker *wrk = calloc (1, sizeof (worker)); |
348 | |
429 | |
349 | if (!wrk) |
430 | if (!wrk) |
350 | croak ("unable to allocate worker thread data"); |
431 | croak ("unable to allocate worker thread data"); |
351 | |
432 | |
352 | LOCK (wrklock); |
433 | X_LOCK (wrklock); |
353 | if (thread_create (&wrk->tid, aio_proc, (void *)wrk)) |
434 | if (thread_create (&wrk->tid, bdb_proc, (void *)wrk)) |
354 | { |
435 | { |
355 | wrk->prev = &wrk_first; |
436 | wrk->prev = &wrk_first; |
356 | wrk->next = wrk_first.next; |
437 | wrk->next = wrk_first.next; |
357 | wrk_first.next->prev = wrk; |
438 | wrk_first.next->prev = wrk; |
358 | wrk_first.next = wrk; |
439 | wrk_first.next = wrk; |
359 | ++started; |
440 | ++started; |
360 | } |
441 | } |
361 | else |
442 | else |
362 | free (wrk); |
443 | free (wrk); |
363 | |
444 | |
364 | UNLOCK (wrklock); |
445 | X_UNLOCK (wrklock); |
365 | } |
446 | } |
366 | |
447 | |
367 | static void maybe_start_thread () |
448 | static void maybe_start_thread () |
368 | { |
449 | { |
369 | if (get_nthreads () >= wanted) |
450 | if (get_nthreads () >= wanted) |
… | |
… | |
381 | SV *wait_callback = 0; |
462 | SV *wait_callback = 0; |
382 | |
463 | |
383 | // synthesize callback if none given |
464 | // synthesize callback if none given |
384 | if (!SvOK (req->callback)) |
465 | if (!SvOK (req->callback)) |
385 | { |
466 | { |
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467 | int count; |
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468 | |
386 | dSP; |
469 | dSP; |
387 | PUSHMARK (SP); |
470 | PUSHMARK (SP); |
388 | PUTBACK; |
471 | PUTBACK; |
389 | int count = call_sv (prepare_cb, G_ARRAY); |
472 | count = call_sv (prepare_cb, G_ARRAY); |
390 | SPAGAIN; |
473 | SPAGAIN; |
391 | |
474 | |
392 | if (count != 2) |
475 | if (count != 2) |
393 | croak ("prepare callback must return exactly two values\n"); |
476 | croak ("prepare callback must return exactly two values\n"); |
394 | |
477 | |
… | |
… | |
397 | req->callback = SvREFCNT_inc (POPs); |
480 | req->callback = SvREFCNT_inc (POPs); |
398 | } |
481 | } |
399 | |
482 | |
400 | ++nreqs; |
483 | ++nreqs; |
401 | |
484 | |
402 | LOCK (reqlock); |
485 | X_LOCK (reqlock); |
403 | ++nready; |
486 | ++nready; |
404 | reqq_push (&req_queue, req); |
487 | reqq_push (&req_queue, req); |
405 | COND_SIGNAL (reqwait); |
488 | X_COND_SIGNAL (reqwait); |
406 | UNLOCK (reqlock); |
489 | X_UNLOCK (reqlock); |
407 | |
490 | |
408 | maybe_start_thread (); |
491 | maybe_start_thread (); |
409 | |
492 | |
410 | if (wait_callback) |
493 | if (wait_callback) |
411 | { |
494 | { |
… | |
… | |
424 | Newz (0, req, 1, aio_cb); |
507 | Newz (0, req, 1, aio_cb); |
425 | |
508 | |
426 | req->type = REQ_QUIT; |
509 | req->type = REQ_QUIT; |
427 | req->pri = PRI_MAX + PRI_BIAS; |
510 | req->pri = PRI_MAX + PRI_BIAS; |
428 | |
511 | |
429 | LOCK (reqlock); |
512 | X_LOCK (reqlock); |
430 | reqq_push (&req_queue, req); |
513 | reqq_push (&req_queue, req); |
431 | COND_SIGNAL (reqwait); |
514 | X_COND_SIGNAL (reqwait); |
432 | UNLOCK (reqlock); |
515 | X_UNLOCK (reqlock); |
433 | |
516 | |
434 | LOCK (wrklock); |
517 | X_LOCK (wrklock); |
435 | --started; |
518 | --started; |
436 | UNLOCK (wrklock); |
519 | X_UNLOCK (wrklock); |
437 | } |
520 | } |
438 | |
521 | |
439 | static void set_max_idle (int nthreads) |
522 | static void set_max_idle (int nthreads) |
440 | { |
523 | { |
441 | if (WORDACCESS_UNSAFE) LOCK (reqlock); |
524 | if (WORDACCESS_UNSAFE) X_LOCK (reqlock); |
442 | max_idle = nthreads <= 0 ? 1 : nthreads; |
525 | max_idle = nthreads <= 0 ? 1 : nthreads; |
443 | if (WORDACCESS_UNSAFE) UNLOCK (reqlock); |
526 | if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock); |
444 | } |
527 | } |
445 | |
528 | |
446 | static void min_parallel (int nthreads) |
529 | static void min_parallel (int nthreads) |
447 | { |
530 | { |
448 | if (wanted < nthreads) |
531 | if (wanted < nthreads) |
… | |
… | |
463 | fd_set rfd; |
546 | fd_set rfd; |
464 | |
547 | |
465 | while (nreqs) |
548 | while (nreqs) |
466 | { |
549 | { |
467 | int size; |
550 | int size; |
468 | if (WORDACCESS_UNSAFE) LOCK (reslock); |
551 | if (WORDACCESS_UNSAFE) X_LOCK (reslock); |
469 | size = res_queue.size; |
552 | size = res_queue.size; |
470 | if (WORDACCESS_UNSAFE) UNLOCK (reslock); |
553 | if (WORDACCESS_UNSAFE) X_UNLOCK (reslock); |
471 | |
554 | |
472 | if (size) |
555 | if (size) |
473 | return; |
556 | return; |
474 | |
557 | |
475 | maybe_start_thread (); |
558 | maybe_start_thread (); |
476 | |
559 | |
477 | FD_ZERO(&rfd); |
560 | FD_ZERO (&rfd); |
478 | FD_SET(respipe [0], &rfd); |
561 | FD_SET (respipe [0], &rfd); |
479 | |
562 | |
480 | select (respipe [0] + 1, &rfd, 0, 0, 0); |
563 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
481 | } |
564 | } |
482 | } |
565 | } |
483 | |
566 | |
484 | static int poll_cb () |
567 | static int poll_cb () |
485 | { |
568 | { |
… | |
… | |
497 | { |
580 | { |
498 | for (;;) |
581 | for (;;) |
499 | { |
582 | { |
500 | maybe_start_thread (); |
583 | maybe_start_thread (); |
501 | |
584 | |
502 | LOCK (reslock); |
585 | X_LOCK (reslock); |
503 | req = reqq_shift (&res_queue); |
586 | req = reqq_shift (&res_queue); |
504 | |
587 | |
505 | if (req) |
588 | if (req) |
506 | { |
589 | { |
507 | --npending; |
590 | --npending; |
508 | |
591 | |
509 | if (!res_queue.size) |
592 | if (!res_queue.size) |
510 | { |
593 | { |
511 | /* read any signals sent by the worker threads */ |
594 | /* read any signals sent by the worker threads */ |
512 | char buf [4]; |
595 | char buf [4]; |
513 | while (read (respipe [0], buf, 4) == 4) |
596 | while (respipe_read (respipe [0], buf, 4) == 4) |
514 | ; |
597 | ; |
515 | } |
598 | } |
516 | } |
599 | } |
517 | |
600 | |
518 | UNLOCK (reslock); |
601 | X_UNLOCK (reslock); |
519 | |
602 | |
520 | if (!req) |
603 | if (!req) |
521 | break; |
604 | break; |
522 | |
605 | |
523 | --nreqs; |
606 | --nreqs; |
… | |
… | |
553 | } |
636 | } |
554 | |
637 | |
555 | return count; |
638 | return count; |
556 | } |
639 | } |
557 | |
640 | |
558 | static void create_pipe () |
|
|
559 | { |
|
|
560 | if (pipe (respipe)) |
|
|
561 | croak ("unable to initialize result pipe"); |
|
|
562 | |
|
|
563 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)) |
|
|
564 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
565 | |
|
|
566 | if (fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
567 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
568 | } |
|
|
569 | |
|
|
570 | /*****************************************************************************/ |
641 | /*****************************************************************************/ |
571 | |
642 | |
572 | static void *aio_proc (void *thr_arg) |
643 | X_THREAD_PROC (bdb_proc) |
573 | { |
644 | { |
574 | aio_req req; |
645 | aio_req req; |
575 | struct timespec ts; |
646 | struct timespec ts; |
576 | worker *self = (worker *)thr_arg; |
647 | worker *self = (worker *)thr_arg; |
577 | |
648 | |
578 | /* try to distribute timeouts somewhat evenly */ |
649 | /* try to distribute timeouts somewhat evenly */ |
579 | ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) |
650 | ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); |
580 | * (1000000000UL / 1024UL); |
|
|
581 | |
651 | |
582 | for (;;) |
652 | for (;;) |
583 | { |
653 | { |
584 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
654 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
585 | |
655 | |
586 | LOCK (reqlock); |
656 | X_LOCK (reqlock); |
587 | |
657 | |
588 | for (;;) |
658 | for (;;) |
589 | { |
659 | { |
590 | self->req = req = reqq_shift (&req_queue); |
660 | self->req = req = reqq_shift (&req_queue); |
591 | |
661 | |
592 | if (req) |
662 | if (req) |
593 | break; |
663 | break; |
594 | |
664 | |
595 | ++idle; |
665 | ++idle; |
596 | |
666 | |
597 | if (COND_TIMEDWAIT (reqwait, reqlock, ts) |
667 | if (X_COND_TIMEDWAIT (reqwait, reqlock, ts) |
598 | == ETIMEDOUT) |
668 | == ETIMEDOUT) |
599 | { |
669 | { |
600 | if (idle > max_idle) |
670 | if (idle > max_idle) |
601 | { |
671 | { |
602 | --idle; |
672 | --idle; |
603 | UNLOCK (reqlock); |
673 | X_UNLOCK (reqlock); |
604 | LOCK (wrklock); |
674 | X_LOCK (wrklock); |
605 | --started; |
675 | --started; |
606 | UNLOCK (wrklock); |
676 | X_UNLOCK (wrklock); |
607 | goto quit; |
677 | goto quit; |
608 | } |
678 | } |
609 | |
679 | |
610 | /* we are allowed to idle, so do so without any timeout */ |
680 | /* we are allowed to idle, so do so without any timeout */ |
611 | COND_WAIT (reqwait, reqlock); |
681 | X_COND_WAIT (reqwait, reqlock); |
612 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
682 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
613 | } |
683 | } |
614 | |
684 | |
615 | --idle; |
685 | --idle; |
616 | } |
686 | } |
617 | |
687 | |
618 | --nready; |
688 | --nready; |
619 | |
689 | |
620 | UNLOCK (reqlock); |
690 | X_UNLOCK (reqlock); |
621 | |
691 | |
622 | switch (req->type) |
692 | switch (req->type) |
623 | { |
693 | { |
624 | case REQ_QUIT: |
694 | case REQ_QUIT: |
|
|
695 | req->result = ENOSYS; |
625 | goto quit; |
696 | goto quit; |
626 | |
697 | |
627 | case REQ_ENV_OPEN: |
698 | case REQ_ENV_OPEN: |
628 | req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); |
699 | req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); |
629 | break; |
700 | break; |
… | |
… | |
688 | req->result = req->txn->commit (req->txn, req->uint1); |
759 | req->result = req->txn->commit (req->txn, req->uint1); |
689 | break; |
760 | break; |
690 | |
761 | |
691 | case REQ_TXN_ABORT: |
762 | case REQ_TXN_ABORT: |
692 | req->result = req->txn->abort (req->txn); |
763 | req->result = req->txn->abort (req->txn); |
|
|
764 | break; |
|
|
765 | |
|
|
766 | case REQ_TXN_FINISH: |
|
|
767 | if (req->txn->flags & TXN_DEADLOCK) |
|
|
768 | { |
|
|
769 | req->result = req->txn->abort (req->txn); |
|
|
770 | if (!req->result) |
|
|
771 | req->result = DB_LOCK_DEADLOCK; |
|
|
772 | } |
|
|
773 | else |
|
|
774 | req->result = req->txn->commit (req->txn, req->uint1); |
693 | break; |
775 | break; |
694 | |
776 | |
695 | case REQ_C_CLOSE: |
777 | case REQ_C_CLOSE: |
696 | req->result = req->dbc->c_close (req->dbc); |
778 | req->result = req->dbc->c_close (req->dbc); |
697 | break; |
779 | break; |
… | |
… | |
739 | default: |
821 | default: |
740 | req->result = ENOSYS; |
822 | req->result = ENOSYS; |
741 | break; |
823 | break; |
742 | } |
824 | } |
743 | |
825 | |
|
|
826 | if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED)) |
|
|
827 | req->txn->flags |= TXN_DEADLOCK; |
|
|
828 | |
744 | LOCK (reslock); |
829 | X_LOCK (reslock); |
745 | |
830 | |
746 | ++npending; |
831 | ++npending; |
747 | |
832 | |
748 | if (!reqq_push (&res_queue, req)) |
833 | if (!reqq_push (&res_queue, req)) |
749 | /* write a dummy byte to the pipe so fh becomes ready */ |
834 | /* write a dummy byte to the pipe so fh becomes ready */ |
750 | write (respipe [1], &respipe, 1); |
835 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
751 | |
836 | |
752 | self->req = 0; |
837 | self->req = 0; |
753 | worker_clear (self); |
838 | worker_clear (self); |
754 | |
839 | |
755 | UNLOCK (reslock); |
840 | X_UNLOCK (reslock); |
756 | } |
841 | } |
757 | |
842 | |
758 | quit: |
843 | quit: |
759 | LOCK (wrklock); |
844 | X_LOCK (wrklock); |
760 | worker_free (self); |
845 | worker_free (self); |
761 | UNLOCK (wrklock); |
846 | X_UNLOCK (wrklock); |
762 | |
847 | |
763 | return 0; |
848 | return 0; |
764 | } |
849 | } |
765 | |
850 | |
766 | /*****************************************************************************/ |
851 | /*****************************************************************************/ |
767 | |
852 | |
768 | static void atfork_prepare (void) |
853 | static void atfork_prepare (void) |
769 | { |
854 | { |
770 | LOCK (wrklock); |
855 | X_LOCK (wrklock); |
771 | LOCK (reqlock); |
856 | X_LOCK (reqlock); |
772 | LOCK (reslock); |
857 | X_LOCK (reslock); |
773 | } |
858 | } |
774 | |
859 | |
775 | static void atfork_parent (void) |
860 | static void atfork_parent (void) |
776 | { |
861 | { |
777 | UNLOCK (reslock); |
862 | X_UNLOCK (reslock); |
778 | UNLOCK (reqlock); |
863 | X_UNLOCK (reqlock); |
779 | UNLOCK (wrklock); |
864 | X_UNLOCK (wrklock); |
780 | } |
865 | } |
781 | |
866 | |
782 | static void atfork_child (void) |
867 | static void atfork_child (void) |
783 | { |
868 | { |
784 | aio_req prv; |
869 | aio_req prv; |
… | |
… | |
804 | idle = 0; |
889 | idle = 0; |
805 | nreqs = 0; |
890 | nreqs = 0; |
806 | nready = 0; |
891 | nready = 0; |
807 | npending = 0; |
892 | npending = 0; |
808 | |
893 | |
809 | close (respipe [0]); |
|
|
810 | close (respipe [1]); |
|
|
811 | create_pipe (); |
894 | create_respipe (); |
812 | |
895 | |
813 | atfork_parent (); |
896 | atfork_parent (); |
814 | } |
897 | } |
815 | |
898 | |
816 | #define dREQ(reqtype) \ |
899 | #define dREQ(reqtype) \ |
… | |
… | |
880 | const_iv (INIT_TXN) |
963 | const_iv (INIT_TXN) |
881 | const_iv (RECOVER) |
964 | const_iv (RECOVER) |
882 | const_iv (INIT_TXN) |
965 | const_iv (INIT_TXN) |
883 | const_iv (RECOVER_FATAL) |
966 | const_iv (RECOVER_FATAL) |
884 | const_iv (CREATE) |
967 | const_iv (CREATE) |
|
|
968 | const_iv (RDONLY) |
885 | const_iv (USE_ENVIRON) |
969 | const_iv (USE_ENVIRON) |
886 | const_iv (USE_ENVIRON_ROOT) |
970 | const_iv (USE_ENVIRON_ROOT) |
887 | const_iv (LOCKDOWN) |
971 | const_iv (LOCKDOWN) |
888 | const_iv (PRIVATE) |
972 | const_iv (PRIVATE) |
889 | const_iv (REGISTER) |
973 | const_iv (REGISTER) |
… | |
… | |
895 | const_iv (DSYNC_DB) |
979 | const_iv (DSYNC_DB) |
896 | const_iv (DSYNC_LOG) |
980 | const_iv (DSYNC_LOG) |
897 | const_iv (LOG_AUTOREMOVE) |
981 | const_iv (LOG_AUTOREMOVE) |
898 | const_iv (LOG_INMEMORY) |
982 | const_iv (LOG_INMEMORY) |
899 | const_iv (NOLOCKING) |
983 | const_iv (NOLOCKING) |
900 | const_iv (MULTIVERSION) |
|
|
901 | const_iv (NOMMAP) |
984 | const_iv (NOMMAP) |
902 | const_iv (NOPANIC) |
985 | const_iv (NOPANIC) |
903 | const_iv (OVERWRITE) |
986 | const_iv (OVERWRITE) |
904 | const_iv (PANIC_ENVIRONMENT) |
987 | const_iv (PANIC_ENVIRONMENT) |
905 | const_iv (REGION_INIT) |
988 | const_iv (REGION_INIT) |
906 | const_iv (TIME_NOTGRANTED) |
989 | const_iv (TIME_NOTGRANTED) |
907 | const_iv (TXN_NOSYNC) |
990 | const_iv (TXN_NOSYNC) |
908 | const_iv (TXN_SNAPSHOT) |
991 | const_iv (TXN_NOT_DURABLE) |
909 | const_iv (TXN_WRITE_NOSYNC) |
992 | const_iv (TXN_WRITE_NOSYNC) |
910 | const_iv (WRITECURSOR) |
993 | const_iv (WRITECURSOR) |
911 | const_iv (YIELDCPU) |
994 | const_iv (YIELDCPU) |
912 | const_iv (ENCRYPT_AES) |
995 | const_iv (ENCRYPT_AES) |
913 | const_iv (XA_CREATE) |
996 | const_iv (XA_CREATE) |
… | |
… | |
921 | const_iv (READ_UNCOMMITTED) |
1004 | const_iv (READ_UNCOMMITTED) |
922 | const_iv (TRUNCATE) |
1005 | const_iv (TRUNCATE) |
923 | const_iv (NOSYNC) |
1006 | const_iv (NOSYNC) |
924 | const_iv (CHKSUM) |
1007 | const_iv (CHKSUM) |
925 | const_iv (ENCRYPT) |
1008 | const_iv (ENCRYPT) |
926 | const_iv (TXN_NOT_DURABLE) |
|
|
927 | const_iv (DUP) |
1009 | const_iv (DUP) |
928 | const_iv (DUPSORT) |
1010 | const_iv (DUPSORT) |
929 | const_iv (RECNUM) |
1011 | const_iv (RECNUM) |
930 | const_iv (RENUMBER) |
1012 | const_iv (RENUMBER) |
931 | const_iv (REVSPLITOFF) |
1013 | const_iv (REVSPLITOFF) |
… | |
… | |
956 | const_iv (APPEND) |
1038 | const_iv (APPEND) |
957 | const_iv (NODUPDATA) |
1039 | const_iv (NODUPDATA) |
958 | const_iv (NOOVERWRITE) |
1040 | const_iv (NOOVERWRITE) |
959 | |
1041 | |
960 | const_iv (TXN_NOWAIT) |
1042 | const_iv (TXN_NOWAIT) |
961 | const_iv (TXN_SNAPSHOT) |
|
|
962 | const_iv (TXN_SYNC) |
1043 | const_iv (TXN_SYNC) |
963 | |
1044 | |
964 | const_iv (SET_LOCK_TIMEOUT) |
1045 | const_iv (SET_LOCK_TIMEOUT) |
965 | const_iv (SET_TXN_TIMEOUT) |
1046 | const_iv (SET_TXN_TIMEOUT) |
966 | |
1047 | |
… | |
… | |
994 | const_iv (LOCK_YOUNGEST) |
1075 | const_iv (LOCK_YOUNGEST) |
995 | |
1076 | |
996 | const_iv (SEQ_DEC) |
1077 | const_iv (SEQ_DEC) |
997 | const_iv (SEQ_INC) |
1078 | const_iv (SEQ_INC) |
998 | const_iv (SEQ_WRAP) |
1079 | const_iv (SEQ_WRAP) |
|
|
1080 | |
|
|
1081 | const_iv (BUFFER_SMALL) |
|
|
1082 | const_iv (DONOTINDEX) |
|
|
1083 | const_iv (KEYEMPTY ) |
|
|
1084 | const_iv (KEYEXIST ) |
|
|
1085 | const_iv (LOCK_DEADLOCK) |
|
|
1086 | const_iv (LOCK_NOTGRANTED) |
|
|
1087 | const_iv (LOG_BUFFER_FULL) |
|
|
1088 | const_iv (NOSERVER) |
|
|
1089 | const_iv (NOSERVER_HOME) |
|
|
1090 | const_iv (NOSERVER_ID) |
|
|
1091 | const_iv (NOTFOUND) |
|
|
1092 | const_iv (OLD_VERSION) |
|
|
1093 | const_iv (PAGE_NOTFOUND) |
|
|
1094 | const_iv (REP_DUPMASTER) |
|
|
1095 | const_iv (REP_HANDLE_DEAD) |
|
|
1096 | const_iv (REP_HOLDELECTION) |
|
|
1097 | const_iv (REP_IGNORE) |
|
|
1098 | const_iv (REP_ISPERM) |
|
|
1099 | const_iv (REP_JOIN_FAILURE) |
|
|
1100 | const_iv (REP_LOCKOUT) |
|
|
1101 | const_iv (REP_NEWMASTER) |
|
|
1102 | const_iv (REP_NEWSITE) |
|
|
1103 | const_iv (REP_NOTPERM) |
|
|
1104 | const_iv (REP_UNAVAIL) |
|
|
1105 | const_iv (RUNRECOVERY) |
|
|
1106 | const_iv (SECONDARY_BAD) |
|
|
1107 | const_iv (VERIFY_BAD) |
|
|
1108 | const_iv (VERSION_MISMATCH) |
|
|
1109 | |
|
|
1110 | const_iv (VERB_DEADLOCK) |
|
|
1111 | const_iv (VERB_RECOVERY) |
|
|
1112 | const_iv (VERB_REGISTER) |
|
|
1113 | const_iv (VERB_REPLICATION) |
|
|
1114 | const_iv (VERB_WAITSFOR) |
|
|
1115 | |
|
|
1116 | const_iv (VERSION_MAJOR) |
|
|
1117 | const_iv (VERSION_MINOR) |
|
|
1118 | const_iv (VERSION_PATCH) |
|
|
1119 | #if DB_VERSION_MINOR >= 5 |
|
|
1120 | const_iv (MULTIVERSION) |
|
|
1121 | const_iv (TXN_SNAPSHOT) |
|
|
1122 | #endif |
|
|
1123 | #if DB_VERSION_MINOR >= 6 |
|
|
1124 | const_iv (PREV_DUP) |
|
|
1125 | # if 0 |
|
|
1126 | const_iv (PRIORITY_UNCHANGED) |
|
|
1127 | const_iv (PRIORITY_VERY_LOW) |
|
|
1128 | const_iv (PRIORITY_LOW) |
|
|
1129 | const_iv (PRIORITY_DEFAULT) |
|
|
1130 | const_iv (PRIORITY_HIGH) |
|
|
1131 | const_iv (PRIORITY_VERY_HIGH) |
|
|
1132 | # endif |
|
|
1133 | #endif |
999 | }; |
1134 | }; |
1000 | |
1135 | |
1001 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
1136 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
1002 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
1137 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
1003 | |
1138 | |
1004 | create_pipe (); |
1139 | newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1)); |
|
|
1140 | newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0)); |
|
|
1141 | |
|
|
1142 | create_respipe (); |
|
|
1143 | |
1005 | ATFORK (atfork_prepare, atfork_parent, atfork_child); |
1144 | X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); |
|
|
1145 | #ifdef _WIN32 |
|
|
1146 | X_MUTEX_CHECK (wrklock); |
|
|
1147 | X_MUTEX_CHECK (reslock); |
|
|
1148 | X_MUTEX_CHECK (reqlock); |
|
|
1149 | |
|
|
1150 | X_COND_CHECK (reqwait); |
|
|
1151 | #endif |
1006 | } |
1152 | } |
1007 | |
1153 | |
1008 | void |
1154 | void |
1009 | max_poll_reqs (int nreqs) |
1155 | max_poll_reqs (int nreqs) |
1010 | PROTOTYPE: $ |
1156 | PROTOTYPE: $ |
… | |
… | |
1129 | |
1275 | |
1130 | int |
1276 | int |
1131 | nthreads () |
1277 | nthreads () |
1132 | PROTOTYPE: |
1278 | PROTOTYPE: |
1133 | CODE: |
1279 | CODE: |
1134 | if (WORDACCESS_UNSAFE) LOCK (wrklock); |
1280 | if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
1135 | RETVAL = started; |
1281 | RETVAL = started; |
1136 | if (WORDACCESS_UNSAFE) UNLOCK (wrklock); |
1282 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
1137 | OUTPUT: |
1283 | OUTPUT: |
1138 | RETVAL |
1284 | RETVAL |
1139 | |
1285 | |
1140 | void |
1286 | void |
1141 | set_sync_prepare (SV *cb) |
1287 | set_sync_prepare (SV *cb) |
1142 | PROTOTYPE: & |
1288 | PROTOTYPE: & |
1143 | CODE: |
1289 | CODE: |
1144 | SvREFCNT_dec (prepare_cb); |
1290 | SvREFCNT_dec (prepare_cb); |
1145 | prepare_cb = newSVsv (cb); |
1291 | prepare_cb = newSVsv (cb); |
1146 | |
1292 | |
|
|
1293 | char * |
|
|
1294 | strerror (int errorno = errno) |
|
|
1295 | PROTOTYPE: ;$ |
|
|
1296 | CODE: |
|
|
1297 | RETVAL = db_strerror (errorno); |
|
|
1298 | OUTPUT: |
|
|
1299 | RETVAL |
1147 | |
1300 | |
1148 | DB_ENV * |
1301 | DB_ENV * |
1149 | db_env_create (U32 env_flags = 0) |
1302 | db_env_create (U32 env_flags = 0) |
1150 | CODE: |
1303 | CODE: |
1151 | { |
1304 | { |
1152 | errno = db_env_create (&RETVAL, env_flags); |
1305 | errno = db_env_create (&RETVAL, env_flags); |
1153 | if (errno) |
1306 | if (errno) |
1154 | croak ("db_env_create: %s", db_strerror (errno)); |
1307 | croak ("db_env_create: %s", db_strerror (errno)); |
|
|
1308 | |
|
|
1309 | if (0) |
|
|
1310 | { |
|
|
1311 | RETVAL->set_errcall (RETVAL, debug_errcall); |
|
|
1312 | RETVAL->set_msgcall (RETVAL, debug_msgcall); |
|
|
1313 | } |
1155 | } |
1314 | } |
1156 | OUTPUT: |
1315 | OUTPUT: |
1157 | RETVAL |
1316 | RETVAL |
1158 | |
1317 | |
1159 | void |
1318 | void |
1160 | db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) |
1319 | db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) |
1161 | CODE: |
1320 | CODE: |
1162 | { |
1321 | { |
1163 | env->set_thread_count (env, get_nthreads ()); |
|
|
1164 | |
|
|
1165 | dREQ (REQ_ENV_OPEN); |
1322 | dREQ (REQ_ENV_OPEN); |
|
|
1323 | |
|
|
1324 | env->set_thread_count (env, wanted + 2); |
|
|
1325 | |
1166 | req->env = env; |
1326 | req->env = env; |
1167 | req->uint1 = open_flags | DB_THREAD; |
1327 | req->uint1 = open_flags | DB_THREAD; |
1168 | req->int1 = mode; |
1328 | req->int1 = mode; |
1169 | req->buf1 = strdup_ornull (db_home); |
1329 | req->buf1 = strdup_ornull (db_home); |
1170 | REQ_SEND; |
1330 | REQ_SEND; |
… | |
… | |
1375 | REQ_SEND; |
1535 | REQ_SEND; |
1376 | ptr_nuke (ST (0)); |
1536 | ptr_nuke (ST (0)); |
1377 | } |
1537 | } |
1378 | |
1538 | |
1379 | void |
1539 | void |
|
|
1540 | db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) |
|
|
1541 | CODE: |
|
|
1542 | { |
|
|
1543 | dREQ (REQ_TXN_FINISH); |
|
|
1544 | req->txn = txn; |
|
|
1545 | req->uint1 = flags; |
|
|
1546 | REQ_SEND; |
|
|
1547 | ptr_nuke (ST (0)); |
|
|
1548 | } |
|
|
1549 | |
|
|
1550 | void |
1380 | db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) |
1551 | db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) |
1381 | CODE: |
1552 | CODE: |
1382 | { |
1553 | { |
1383 | dREQ (REQ_C_CLOSE); |
1554 | dREQ (REQ_C_CLOSE); |
1384 | req->dbc = dbc; |
1555 | req->dbc = dbc; |
… | |
… | |
1562 | CODE: |
1733 | CODE: |
1563 | RETVAL = env->set_flags (env, flags, onoff); |
1734 | RETVAL = env->set_flags (env, flags, onoff); |
1564 | OUTPUT: |
1735 | OUTPUT: |
1565 | RETVAL |
1736 | RETVAL |
1566 | |
1737 | |
|
|
1738 | void set_errfile (DB_ENV *env, FILE *errfile = 0) |
|
|
1739 | CODE: |
|
|
1740 | env->set_errfile (env, errfile); |
|
|
1741 | |
|
|
1742 | void set_msgfile (DB_ENV *env, FILE *msgfile = 0) |
|
|
1743 | CODE: |
|
|
1744 | env->set_msgfile (env, msgfile); |
|
|
1745 | |
|
|
1746 | int set_verbose (DB_ENV *env, U32 which, int onoff = 1) |
|
|
1747 | CODE: |
|
|
1748 | RETVAL = env->set_verbose (env, which, onoff); |
|
|
1749 | OUTPUT: |
|
|
1750 | RETVAL |
|
|
1751 | |
1567 | int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) |
1752 | int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) |
1568 | CODE: |
1753 | CODE: |
1569 | RETVAL = env->set_encrypt (env, password, flags); |
1754 | RETVAL = env->set_encrypt (env, password, flags); |
1570 | OUTPUT: |
1755 | OUTPUT: |
1571 | RETVAL |
1756 | RETVAL |
1572 | |
1757 | |
1573 | int set_timeout (DB_ENV *env, NV timeout, U32 flags) |
1758 | int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) |
1574 | CODE: |
1759 | CODE: |
1575 | RETVAL = env->set_timeout (env, timeout * 1000000, flags); |
1760 | RETVAL = env->set_timeout (env, timeout * 1000000, flags); |
1576 | OUTPUT: |
1761 | OUTPUT: |
1577 | RETVAL |
1762 | RETVAL |
1578 | |
1763 | |
… | |
… | |
1655 | CODE: |
1840 | CODE: |
1656 | RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); |
1841 | RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); |
1657 | OUTPUT: |
1842 | OUTPUT: |
1658 | RETVAL |
1843 | RETVAL |
1659 | |
1844 | |
1660 | int set_flags (DB *db, U32 flags); |
1845 | int set_flags (DB *db, U32 flags) |
1661 | CODE: |
1846 | CODE: |
1662 | RETVAL = db->set_flags (db, flags); |
1847 | RETVAL = db->set_flags (db, flags); |
1663 | OUTPUT: |
1848 | OUTPUT: |
1664 | RETVAL |
1849 | RETVAL |
1665 | |
1850 | |
… | |
… | |
1679 | CODE: |
1864 | CODE: |
1680 | RETVAL = db->set_bt_minkey (db, minkey); |
1865 | RETVAL = db->set_bt_minkey (db, minkey); |
1681 | OUTPUT: |
1866 | OUTPUT: |
1682 | RETVAL |
1867 | RETVAL |
1683 | |
1868 | |
1684 | int set_re_delim(DB *db, int delim); |
1869 | int set_re_delim (DB *db, int delim) |
1685 | CODE: |
1870 | CODE: |
1686 | RETVAL = db->set_re_delim (db, delim); |
1871 | RETVAL = db->set_re_delim (db, delim); |
1687 | OUTPUT: |
1872 | OUTPUT: |
1688 | RETVAL |
1873 | RETVAL |
1689 | |
1874 | |
… | |
… | |
1750 | DESTROY (DB_TXN_ornull *txn) |
1935 | DESTROY (DB_TXN_ornull *txn) |
1751 | CODE: |
1936 | CODE: |
1752 | if (txn) |
1937 | if (txn) |
1753 | txn->abort (txn); |
1938 | txn->abort (txn); |
1754 | |
1939 | |
1755 | int set_timeout (DB_TXN *txn, NV timeout, U32 flags) |
1940 | int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) |
1756 | CODE: |
1941 | CODE: |
1757 | RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); |
1942 | RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); |
|
|
1943 | OUTPUT: |
|
|
1944 | RETVAL |
|
|
1945 | |
|
|
1946 | int failed (DB_TXN *txn) |
|
|
1947 | CODE: |
|
|
1948 | RETVAL = !!(txn->flags & TXN_DEADLOCK); |
1758 | OUTPUT: |
1949 | OUTPUT: |
1759 | RETVAL |
1950 | RETVAL |
1760 | |
1951 | |
1761 | |
1952 | |
1762 | MODULE = BDB PACKAGE = BDB::Cursor |
1953 | MODULE = BDB PACKAGE = BDB::Cursor |