1 | /* solaris */ |
1 | /* solaris */ |
2 | #define _POSIX_PTHREAD_SEMANTICS 1 |
2 | #define _POSIX_PTHREAD_SEMANTICS 1 |
3 | |
3 | |
4 | #if __linux |
4 | #if __linux && !defined(_GNU_SOURCE) |
5 | # define _GNU_SOURCE |
5 | # define _GNU_SOURCE |
6 | #endif |
6 | #endif |
7 | |
7 | |
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|
8 | /* just in case */ |
8 | #define _REENTRANT 1 |
9 | #define _REENTRANT 1 |
9 | |
10 | |
10 | #include <errno.h> |
11 | #include <errno.h> |
11 | |
12 | |
12 | #include "EXTERN.h" |
13 | #include "EXTERN.h" |
… | |
… | |
47 | /* used for struct dirent, AIX doesn't provide it */ |
48 | /* used for struct dirent, AIX doesn't provide it */ |
48 | #ifndef NAME_MAX |
49 | #ifndef NAME_MAX |
49 | # define NAME_MAX 4096 |
50 | # define NAME_MAX 4096 |
50 | #endif |
51 | #endif |
51 | |
52 | |
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53 | #ifndef PTHREAD_STACK_MIN |
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54 | /* care for broken platforms, e.g. windows */ |
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55 | # define PTHREAD_STACK_MIN 16384 |
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56 | #endif |
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57 | |
52 | #if __ia64 |
58 | #if __ia64 |
53 | # define STACKSIZE 65536 |
59 | # define STACKSIZE 65536 |
54 | #elif __i386 || __x86_64 /* 16k is unreasonably high :( */ |
60 | #elif __i386 || __x86_64 /* 16k is unreasonably high :( */ |
55 | # define STACKSIZE PTHREAD_STACK_MIN |
61 | # define STACKSIZE PTHREAD_STACK_MIN |
56 | #else |
62 | #else |
57 | # define STACKSIZE 16384 |
63 | # define STACKSIZE 16384 |
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64 | #endif |
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65 | |
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66 | /* wether word reads are potentially non-atomic. |
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67 | * this is conservatice, likely most arches this runs |
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68 | * on have atomic word read/writes. |
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69 | */ |
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70 | #ifndef WORDREAD_UNSAFE |
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71 | # if __i386 || __x86_64 |
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72 | # define WORDREAD_UNSAFE 0 |
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73 | # else |
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74 | # define WORDREAD_UNSAFE 1 |
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75 | # endif |
58 | #endif |
76 | #endif |
59 | |
77 | |
60 | /* buffer size for various temporary buffers */ |
78 | /* buffer size for various temporary buffers */ |
61 | #define AIO_BUFSIZE 65536 |
79 | #define AIO_BUFSIZE 65536 |
62 | |
80 | |
… | |
… | |
126 | NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
144 | NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
127 | }; |
145 | }; |
128 | |
146 | |
129 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
147 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
130 | |
148 | |
131 | static int started, wanted; |
149 | static unsigned int started, wanted; |
132 | static volatile int nreqs; |
150 | static volatile unsigned int nreqs, nready, npending; |
133 | static int max_outstanding = 1<<30; |
151 | static volatile unsigned int max_outstanding = 0xffffffff; |
134 | static int respipe [2]; |
152 | static int respipe [2]; |
135 | |
153 | |
136 | #if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP) |
154 | #if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP) |
137 | # define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP |
155 | # define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP |
138 | #else |
156 | #else |
… | |
… | |
140 | #endif |
158 | #endif |
141 | |
159 | |
142 | #define LOCK(mutex) pthread_mutex_lock (&(mutex)) |
160 | #define LOCK(mutex) pthread_mutex_lock (&(mutex)) |
143 | #define UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) |
161 | #define UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) |
144 | |
162 | |
145 | /* worker threasd management */ |
163 | /* worker threads management */ |
146 | static pthread_mutex_t wrklock = AIO_MUTEX_INIT; |
164 | static pthread_mutex_t wrklock = AIO_MUTEX_INIT; |
147 | |
165 | |
148 | typedef struct worker { |
166 | typedef struct worker { |
149 | /* locked by wrklock */ |
167 | /* locked by wrklock */ |
150 | struct worker *prev, *next; |
168 | struct worker *prev, *next; |
… | |
… | |
238 | } |
256 | } |
239 | |
257 | |
240 | abort (); |
258 | abort (); |
241 | } |
259 | } |
242 | |
260 | |
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261 | static int poll_cb (int max); |
243 | static void req_invoke (aio_req req); |
262 | static void req_invoke (aio_req req); |
244 | static void req_free (aio_req req); |
263 | static void req_free (aio_req req); |
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264 | static void req_cancel (aio_req req); |
245 | |
265 | |
246 | /* must be called at most once */ |
266 | /* must be called at most once */ |
247 | static SV *req_sv (aio_req req, const char *klass) |
267 | static SV *req_sv (aio_req req, const char *klass) |
248 | { |
268 | { |
249 | if (!req->self) |
269 | if (!req->self) |
… | |
… | |
318 | fd_set rfd; |
338 | fd_set rfd; |
319 | |
339 | |
320 | while (nreqs) |
340 | while (nreqs) |
321 | { |
341 | { |
322 | int size; |
342 | int size; |
323 | #if !(__i386 || __x86_64) /* safe without sempahore on these archs */ |
343 | if (WORDREAD_UNSAFE) LOCK (reslock); |
324 | LOCK (reslock); |
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325 | #endif |
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326 | size = res_queue.size; |
344 | size = res_queue.size; |
327 | #if !(__i386 || __x86_64) /* safe without sempahore on these archs */ |
345 | if (WORDREAD_UNSAFE) UNLOCK (reslock); |
328 | UNLOCK (reslock); |
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329 | #endif |
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330 | |
346 | |
331 | if (size) |
347 | if (size) |
332 | return; |
348 | return; |
333 | |
349 | |
334 | FD_ZERO(&rfd); |
350 | FD_ZERO(&rfd); |
… | |
… | |
342 | { |
358 | { |
343 | dSP; |
359 | dSP; |
344 | |
360 | |
345 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
361 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
346 | { |
362 | { |
347 | errno = req->errorno; |
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348 | |
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349 | ENTER; |
363 | ENTER; |
350 | SAVETMPS; |
364 | SAVETMPS; |
351 | PUSHMARK (SP); |
365 | PUSHMARK (SP); |
352 | EXTEND (SP, 1); |
366 | EXTEND (SP, 1); |
353 | |
367 | |
… | |
… | |
418 | default: |
432 | default: |
419 | PUSHs (sv_2mortal (newSViv (req->result))); |
433 | PUSHs (sv_2mortal (newSViv (req->result))); |
420 | break; |
434 | break; |
421 | } |
435 | } |
422 | |
436 | |
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|
437 | errno = req->errorno; |
423 | |
438 | |
424 | PUTBACK; |
439 | PUTBACK; |
425 | call_sv (req->callback, G_VOID | G_EVAL); |
440 | call_sv (req->callback, G_VOID | G_EVAL); |
426 | SPAGAIN; |
441 | SPAGAIN; |
427 | |
442 | |
… | |
… | |
468 | free (req->data2ptr); |
483 | free (req->data2ptr); |
469 | |
484 | |
470 | Safefree (req); |
485 | Safefree (req); |
471 | } |
486 | } |
472 | |
487 | |
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488 | static void req_cancel_subs (aio_req grp) |
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489 | { |
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490 | aio_req sub; |
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491 | |
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492 | if (grp->type != REQ_GROUP) |
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493 | return; |
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494 | |
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495 | SvREFCNT_dec (grp->fh2); |
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496 | grp->fh2 = 0; |
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497 | |
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498 | for (sub = grp->grp_first; sub; sub = sub->grp_next) |
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499 | req_cancel (sub); |
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500 | } |
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501 | |
473 | static void req_cancel (aio_req req) |
502 | static void req_cancel (aio_req req) |
474 | { |
503 | { |
475 | req->flags |= FLAG_CANCELLED; |
504 | req->flags |= FLAG_CANCELLED; |
476 | |
505 | |
477 | if (req->type == REQ_GROUP) |
506 | req_cancel_subs (req); |
478 | { |
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479 | aio_req sub; |
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480 | |
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481 | for (sub = req->grp_first; sub; sub = sub->grp_next) |
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482 | req_cancel (sub); |
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483 | } |
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484 | } |
507 | } |
485 | |
508 | |
486 | static int poll_cb () |
509 | static int poll_cb (int max) |
487 | { |
510 | { |
488 | dSP; |
511 | dSP; |
489 | int count = 0; |
512 | int count = 0; |
490 | int do_croak = 0; |
513 | int do_croak = 0; |
491 | aio_req req; |
514 | aio_req req; |
492 | |
515 | |
493 | for (;;) |
516 | for (;;) |
494 | { |
517 | { |
495 | LOCK (reslock); |
518 | while (max <= 0 || count < max) |
496 | req = reqq_shift (&res_queue); |
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497 | |
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498 | if (req) |
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499 | { |
519 | { |
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520 | LOCK (reslock); |
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521 | req = reqq_shift (&res_queue); |
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522 | |
500 | if (!res_queue.size) |
523 | if (req) |
501 | { |
524 | { |
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525 | --npending; |
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526 | |
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527 | if (!res_queue.size) |
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528 | { |
502 | /* read any signals sent by the worker threads */ |
529 | /* read any signals sent by the worker threads */ |
503 | char buf [32]; |
530 | char buf [32]; |
504 | while (read (respipe [0], buf, 32) == 32) |
531 | while (read (respipe [0], buf, 32) == 32) |
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532 | ; |
505 | ; |
533 | } |
506 | } |
534 | } |
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535 | |
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536 | UNLOCK (reslock); |
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537 | |
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538 | if (!req) |
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539 | break; |
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540 | |
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541 | --nreqs; |
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542 | |
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543 | if (req->type == REQ_QUIT) |
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544 | --started; |
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545 | else if (req->type == REQ_GROUP && req->length) |
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546 | { |
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547 | req->fd = 1; /* mark request as delayed */ |
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548 | continue; |
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549 | } |
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550 | else |
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551 | { |
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552 | if (req->type == REQ_READ) |
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553 | SvCUR_set (req->data, req->dataoffset + (req->result > 0 ? req->result : 0)); |
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554 | |
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555 | if (req->data2ptr && (req->type == REQ_READ || req->type == REQ_WRITE)) |
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556 | SvREADONLY_off (req->data); |
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557 | |
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558 | if (req->statdata) |
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559 | { |
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560 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
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561 | PL_laststatval = req->result; |
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562 | PL_statcache = *(req->statdata); |
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563 | } |
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564 | |
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565 | req_invoke (req); |
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566 | |
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567 | count++; |
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568 | } |
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569 | |
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570 | req_free (req); |
507 | } |
571 | } |
508 | |
572 | |
509 | UNLOCK (reslock); |
573 | if (nreqs <= max_outstanding) |
510 | |
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511 | if (!req) |
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512 | break; |
574 | break; |
513 | |
575 | |
514 | --nreqs; |
576 | poll_wait (); |
515 | |
577 | |
516 | if (req->type == REQ_QUIT) |
578 | max = 0; |
517 | started--; |
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518 | else if (req->type == REQ_GROUP && req->length) |
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519 | { |
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520 | req->fd = 1; /* mark request as delayed */ |
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521 | continue; |
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522 | } |
|
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523 | else |
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524 | { |
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525 | if (req->type == REQ_READ) |
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526 | SvCUR_set (req->data, req->dataoffset + (req->result > 0 ? req->result : 0)); |
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527 | |
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528 | if (req->data2ptr && (req->type == REQ_READ || req->type == REQ_WRITE)) |
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529 | SvREADONLY_off (req->data); |
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530 | |
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531 | if (req->statdata) |
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532 | { |
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533 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
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534 | PL_laststatval = req->result; |
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535 | PL_statcache = *(req->statdata); |
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536 | } |
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537 | |
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538 | req_invoke (req); |
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539 | |
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540 | count++; |
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541 | } |
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542 | |
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543 | req_free (req); |
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544 | } |
579 | } |
545 | |
580 | |
546 | return count; |
581 | return count; |
547 | } |
582 | } |
548 | |
583 | |
549 | static void *aio_proc(void *arg); |
584 | static void *aio_proc(void *arg); |
550 | |
585 | |
551 | static void start_thread (void) |
586 | static void start_thread (void) |
552 | { |
587 | { |
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588 | sigset_t fullsigset, oldsigset; |
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589 | pthread_attr_t attr; |
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590 | |
553 | worker *wrk = calloc (1, sizeof (worker)); |
591 | worker *wrk = calloc (1, sizeof (worker)); |
554 | |
592 | |
555 | if (!wrk) |
593 | if (!wrk) |
556 | croak ("unable to allocate worker thread data"); |
594 | croak ("unable to allocate worker thread data"); |
557 | |
|
|
558 | sigset_t fullsigset, oldsigset; |
|
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559 | pthread_attr_t attr; |
|
|
560 | |
595 | |
561 | pthread_attr_init (&attr); |
596 | pthread_attr_init (&attr); |
562 | pthread_attr_setstacksize (&attr, STACKSIZE); |
597 | pthread_attr_setstacksize (&attr, STACKSIZE); |
563 | pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); |
598 | pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); |
564 | |
599 | |
… | |
… | |
571 | { |
606 | { |
572 | wrk->prev = &wrk_first; |
607 | wrk->prev = &wrk_first; |
573 | wrk->next = wrk_first.next; |
608 | wrk->next = wrk_first.next; |
574 | wrk_first.next->prev = wrk; |
609 | wrk_first.next->prev = wrk; |
575 | wrk_first.next = wrk; |
610 | wrk_first.next = wrk; |
576 | started++; |
611 | ++started; |
577 | } |
612 | } |
578 | else |
613 | else |
579 | free (wrk); |
614 | free (wrk); |
580 | |
615 | |
581 | sigprocmask (SIG_SETMASK, &oldsigset, 0); |
616 | sigprocmask (SIG_SETMASK, &oldsigset, 0); |
… | |
… | |
588 | start_thread (); |
623 | start_thread (); |
589 | |
624 | |
590 | ++nreqs; |
625 | ++nreqs; |
591 | |
626 | |
592 | LOCK (reqlock); |
627 | LOCK (reqlock); |
|
|
628 | ++nready; |
593 | reqq_push (&req_queue, req); |
629 | reqq_push (&req_queue, req); |
594 | pthread_cond_signal (&reqwait); |
630 | pthread_cond_signal (&reqwait); |
595 | UNLOCK (reqlock); |
631 | UNLOCK (reqlock); |
596 | |
|
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597 | if (nreqs > max_outstanding) |
|
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598 | for (;;) |
|
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599 | { |
|
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600 | poll_cb (); |
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601 | |
|
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602 | if (nreqs <= max_outstanding) |
|
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603 | break; |
|
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604 | |
|
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605 | poll_wait (); |
|
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606 | } |
|
|
607 | } |
632 | } |
608 | |
633 | |
609 | static void end_thread (void) |
634 | static void end_thread (void) |
610 | { |
635 | { |
611 | aio_req req; |
636 | aio_req req; |
… | |
… | |
638 | } |
663 | } |
639 | |
664 | |
640 | while (started > wanted) |
665 | while (started > wanted) |
641 | { |
666 | { |
642 | poll_wait (); |
667 | poll_wait (); |
643 | poll_cb (); |
668 | poll_cb (0); |
644 | } |
669 | } |
645 | } |
670 | } |
646 | |
671 | |
647 | static void create_pipe () |
672 | static void create_pipe () |
648 | { |
673 | { |
… | |
… | |
704 | #if !HAVE_FDATASYNC |
729 | #if !HAVE_FDATASYNC |
705 | # define fdatasync fsync |
730 | # define fdatasync fsync |
706 | #endif |
731 | #endif |
707 | |
732 | |
708 | #if !HAVE_READAHEAD |
733 | #if !HAVE_READAHEAD |
709 | # define readahead aio_readahead |
734 | # define readahead(fd,offset,count) aio_readahead (fd, offset, count, self) |
710 | |
735 | |
711 | static ssize_t readahead (int fd, off_t offset, size_t count) |
736 | static ssize_t aio_readahead (int fd, off_t offset, size_t count, worker *self) |
712 | { |
737 | { |
713 | dBUF; |
738 | dBUF; |
714 | |
739 | |
715 | while (count > 0) |
740 | while (count > 0) |
716 | { |
741 | { |
… | |
… | |
721 | count -= len; |
746 | count -= len; |
722 | } |
747 | } |
723 | |
748 | |
724 | errno = 0; |
749 | errno = 0; |
725 | } |
750 | } |
|
|
751 | |
726 | #endif |
752 | #endif |
727 | |
753 | |
728 | #if !HAVE_READDIR_R |
754 | #if !HAVE_READDIR_R |
729 | # define readdir_r aio_readdir_r |
755 | # define readdir_r aio_readdir_r |
730 | |
756 | |
… | |
… | |
775 | { |
801 | { |
776 | off_t sbytes; |
802 | off_t sbytes; |
777 | res = sendfile (ifd, ofd, offset, count, 0, &sbytes, 0); |
803 | res = sendfile (ifd, ofd, offset, count, 0, &sbytes, 0); |
778 | |
804 | |
779 | if (res < 0 && sbytes) |
805 | if (res < 0 && sbytes) |
780 | /* maybe only on EAGAIN only: as usual, the manpage leaves you guessing */ |
806 | /* maybe only on EAGAIN: as usual, the manpage leaves you guessing */ |
781 | res = sbytes; |
807 | res = sbytes; |
782 | } |
808 | } |
783 | |
809 | |
784 | # elif __hpux |
810 | # elif __hpux |
785 | res = sendfile (ofd, ifd, offset, count, 0, 0); |
811 | res = sendfile (ofd, ifd, offset, count, 0, 0); |
… | |
… | |
865 | int errorno; |
891 | int errorno; |
866 | |
892 | |
867 | LOCK (wrklock); |
893 | LOCK (wrklock); |
868 | self->dirp = dirp = opendir (req->dataptr); |
894 | self->dirp = dirp = opendir (req->dataptr); |
869 | self->dbuf = u = malloc (sizeof (*u)); |
895 | self->dbuf = u = malloc (sizeof (*u)); |
|
|
896 | req->data2ptr = names = malloc (memlen); |
870 | UNLOCK (wrklock); |
897 | UNLOCK (wrklock); |
871 | |
|
|
872 | req->data2ptr = names = malloc (memlen); |
|
|
873 | |
898 | |
874 | if (dirp && u && names) |
899 | if (dirp && u && names) |
875 | for (;;) |
900 | for (;;) |
876 | { |
901 | { |
877 | errno = 0; |
902 | errno = 0; |
… | |
… | |
929 | if (req) |
954 | if (req) |
930 | break; |
955 | break; |
931 | |
956 | |
932 | pthread_cond_wait (&reqwait, &reqlock); |
957 | pthread_cond_wait (&reqwait, &reqlock); |
933 | } |
958 | } |
|
|
959 | |
|
|
960 | --nready; |
934 | |
961 | |
935 | UNLOCK (reqlock); |
962 | UNLOCK (reqlock); |
936 | |
963 | |
937 | errno = 0; /* strictly unnecessary */ |
964 | errno = 0; /* strictly unnecessary */ |
938 | type = req->type; /* remember type for QUIT check */ |
965 | type = req->type; /* remember type for QUIT check */ |
… | |
… | |
983 | } |
1010 | } |
984 | |
1011 | |
985 | req->errorno = errno; |
1012 | req->errorno = errno; |
986 | |
1013 | |
987 | LOCK (reslock); |
1014 | LOCK (reslock); |
|
|
1015 | |
|
|
1016 | ++npending; |
988 | |
1017 | |
989 | if (!reqq_push (&res_queue, req)) |
1018 | if (!reqq_push (&res_queue, req)) |
990 | /* write a dummy byte to the pipe so fh becomes ready */ |
1019 | /* write a dummy byte to the pipe so fh becomes ready */ |
991 | write (respipe [1], &respipe, 1); |
1020 | write (respipe [1], &respipe, 1); |
992 | |
1021 | |
… | |
… | |
1098 | create_pipe (); |
1127 | create_pipe (); |
1099 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1128 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1100 | } |
1129 | } |
1101 | |
1130 | |
1102 | void |
1131 | void |
1103 | min_parallel (nthreads) |
1132 | min_parallel (int nthreads) |
1104 | int nthreads |
|
|
1105 | PROTOTYPE: $ |
1133 | PROTOTYPE: $ |
1106 | |
1134 | |
1107 | void |
1135 | void |
1108 | max_parallel (nthreads) |
1136 | max_parallel (int nthreads) |
1109 | int nthreads |
|
|
1110 | PROTOTYPE: $ |
1137 | PROTOTYPE: $ |
1111 | |
1138 | |
1112 | int |
1139 | int |
1113 | max_outstanding (nreqs) |
1140 | max_outstanding (int maxreqs) |
1114 | int nreqs |
1141 | PROTOTYPE: $ |
1115 | PROTOTYPE: $ |
|
|
1116 | CODE: |
1142 | CODE: |
1117 | RETVAL = max_outstanding; |
1143 | RETVAL = max_outstanding; |
1118 | max_outstanding = nreqs; |
1144 | max_outstanding = maxreqs; |
|
|
1145 | OUTPUT: |
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|
1146 | RETVAL |
1119 | |
1147 | |
1120 | void |
1148 | void |
1121 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1149 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1122 | SV * pathname |
1150 | SV * pathname |
1123 | int flags |
1151 | int flags |
… | |
… | |
1378 | req->type = REQ_NOP; |
1406 | req->type = REQ_NOP; |
1379 | |
1407 | |
1380 | REQ_SEND; |
1408 | REQ_SEND; |
1381 | } |
1409 | } |
1382 | |
1410 | |
1383 | void |
1411 | int |
1384 | aioreq_pri (int pri = DEFAULT_PRI) |
1412 | aioreq_pri (int pri = 0) |
1385 | CODE: |
1413 | PROTOTYPE: ;$ |
|
|
1414 | CODE: |
|
|
1415 | RETVAL = next_pri - PRI_BIAS; |
|
|
1416 | if (items > 0) |
|
|
1417 | { |
1386 | if (pri < PRI_MIN) pri = PRI_MIN; |
1418 | if (pri < PRI_MIN) pri = PRI_MIN; |
1387 | if (pri > PRI_MAX) pri = PRI_MAX; |
1419 | if (pri > PRI_MAX) pri = PRI_MAX; |
1388 | next_pri = pri + PRI_BIAS; |
1420 | next_pri = pri + PRI_BIAS; |
|
|
1421 | } |
|
|
1422 | OUTPUT: |
|
|
1423 | RETVAL |
1389 | |
1424 | |
1390 | void |
1425 | void |
1391 | aioreq_nice (int nice = 0) |
1426 | aioreq_nice (int nice = 0) |
1392 | CODE: |
1427 | CODE: |
1393 | nice = next_pri - nice; |
1428 | nice = next_pri - nice; |
1394 | if (nice < PRI_MIN) nice = PRI_MIN; |
1429 | if (nice < PRI_MIN) nice = PRI_MIN; |
1395 | if (nice > PRI_MAX) nice = PRI_MAX; |
1430 | if (nice > PRI_MAX) nice = PRI_MAX; |
1396 | next_pri = nice + PRI_BIAS; |
1431 | next_pri = nice + PRI_BIAS; |
1397 | |
1432 | |
1398 | void |
1433 | void |
1399 | flush () |
1434 | flush () |
1400 | PROTOTYPE: |
1435 | PROTOTYPE: |
1401 | CODE: |
1436 | CODE: |
1402 | while (nreqs) |
1437 | while (nreqs) |
1403 | { |
1438 | { |
1404 | poll_wait (); |
1439 | poll_wait (); |
1405 | poll_cb (); |
1440 | poll_cb (0); |
1406 | } |
1441 | } |
1407 | |
1442 | |
1408 | void |
1443 | void |
1409 | poll() |
1444 | poll() |
1410 | PROTOTYPE: |
1445 | PROTOTYPE: |
1411 | CODE: |
1446 | CODE: |
1412 | if (nreqs) |
1447 | if (nreqs) |
1413 | { |
1448 | { |
1414 | poll_wait (); |
1449 | poll_wait (); |
1415 | poll_cb (); |
1450 | poll_cb (0); |
1416 | } |
1451 | } |
1417 | |
1452 | |
1418 | int |
1453 | int |
1419 | poll_fileno() |
1454 | poll_fileno() |
1420 | PROTOTYPE: |
1455 | PROTOTYPE: |
… | |
… | |
1425 | |
1460 | |
1426 | int |
1461 | int |
1427 | poll_cb(...) |
1462 | poll_cb(...) |
1428 | PROTOTYPE: |
1463 | PROTOTYPE: |
1429 | CODE: |
1464 | CODE: |
1430 | RETVAL = poll_cb (); |
1465 | RETVAL = poll_cb (0); |
|
|
1466 | OUTPUT: |
|
|
1467 | RETVAL |
|
|
1468 | |
|
|
1469 | int |
|
|
1470 | poll_some(int max = 0) |
|
|
1471 | PROTOTYPE: $ |
|
|
1472 | CODE: |
|
|
1473 | RETVAL = poll_cb (max); |
1431 | OUTPUT: |
1474 | OUTPUT: |
1432 | RETVAL |
1475 | RETVAL |
1433 | |
1476 | |
1434 | void |
1477 | void |
1435 | poll_wait() |
1478 | poll_wait() |
… | |
… | |
1444 | CODE: |
1487 | CODE: |
1445 | RETVAL = nreqs; |
1488 | RETVAL = nreqs; |
1446 | OUTPUT: |
1489 | OUTPUT: |
1447 | RETVAL |
1490 | RETVAL |
1448 | |
1491 | |
|
|
1492 | int |
|
|
1493 | nready() |
|
|
1494 | PROTOTYPE: |
|
|
1495 | CODE: |
|
|
1496 | if (WORDREAD_UNSAFE) LOCK (reqlock); |
|
|
1497 | RETVAL = nready; |
|
|
1498 | if (WORDREAD_UNSAFE) UNLOCK (reqlock); |
|
|
1499 | OUTPUT: |
|
|
1500 | RETVAL |
|
|
1501 | |
|
|
1502 | int |
|
|
1503 | npending() |
|
|
1504 | PROTOTYPE: |
|
|
1505 | CODE: |
|
|
1506 | if (WORDREAD_UNSAFE) LOCK (reslock); |
|
|
1507 | RETVAL = npending; |
|
|
1508 | if (WORDREAD_UNSAFE) UNLOCK (reslock); |
|
|
1509 | OUTPUT: |
|
|
1510 | RETVAL |
|
|
1511 | |
1449 | PROTOTYPES: DISABLE |
1512 | PROTOTYPES: DISABLE |
1450 | |
1513 | |
1451 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1514 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1452 | |
1515 | |
1453 | void |
1516 | void |
… | |
… | |
1495 | } |
1558 | } |
1496 | } |
1559 | } |
1497 | } |
1560 | } |
1498 | |
1561 | |
1499 | void |
1562 | void |
|
|
1563 | cancel_subs (aio_req_ornot req) |
|
|
1564 | CODE: |
|
|
1565 | req_cancel_subs (req); |
|
|
1566 | |
|
|
1567 | void |
1500 | result (aio_req grp, ...) |
1568 | result (aio_req grp, ...) |
1501 | CODE: |
1569 | CODE: |
1502 | { |
1570 | { |
1503 | int i; |
1571 | int i; |
|
|
1572 | AV *av; |
|
|
1573 | |
|
|
1574 | grp->errorno = errno; |
|
|
1575 | |
1504 | AV *av = newAV (); |
1576 | av = newAV (); |
1505 | |
1577 | |
1506 | for (i = 1; i < items; ++i ) |
1578 | for (i = 1; i < items; ++i ) |
1507 | av_push (av, newSVsv (ST (i))); |
1579 | av_push (av, newSVsv (ST (i))); |
1508 | |
1580 | |
1509 | SvREFCNT_dec (grp->data); |
1581 | SvREFCNT_dec (grp->data); |
1510 | grp->data = (SV *)av; |
1582 | grp->data = (SV *)av; |
1511 | } |
1583 | } |
|
|
1584 | |
|
|
1585 | void |
|
|
1586 | errno (aio_req grp, int errorno = errno) |
|
|
1587 | CODE: |
|
|
1588 | grp->errorno = errorno; |
1512 | |
1589 | |
1513 | void |
1590 | void |
1514 | limit (aio_req grp, int limit) |
1591 | limit (aio_req grp, int limit) |
1515 | CODE: |
1592 | CODE: |
1516 | grp->fd2 = limit; |
1593 | grp->fd2 = limit; |