… | |
… | |
17 | #include "autoconf/config.h" |
17 | #include "autoconf/config.h" |
18 | |
18 | |
19 | #include <pthread.h> |
19 | #include <pthread.h> |
20 | |
20 | |
21 | #include <stddef.h> |
21 | #include <stddef.h> |
|
|
22 | #include <stdlib.h> |
22 | #include <errno.h> |
23 | #include <errno.h> |
23 | #include <sys/time.h> |
24 | #include <sys/time.h> |
24 | #include <sys/select.h> |
25 | #include <sys/select.h> |
25 | #include <sys/types.h> |
26 | #include <sys/types.h> |
26 | #include <sys/stat.h> |
27 | #include <sys/stat.h> |
… | |
… | |
87 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
88 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
88 | UNLOCK (wrklock); \ |
89 | UNLOCK (wrklock); \ |
89 | if (!aio_buf) \ |
90 | if (!aio_buf) \ |
90 | return -1; |
91 | return -1; |
91 | |
92 | |
|
|
93 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
|
|
94 | |
92 | enum { |
95 | enum { |
93 | REQ_QUIT, |
96 | REQ_QUIT, |
94 | REQ_OPEN, REQ_CLOSE, |
97 | REQ_OPEN, REQ_CLOSE, |
95 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
98 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
96 | REQ_SENDFILE, |
99 | REQ_SENDFILE, |
97 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
100 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
98 | REQ_FSYNC, REQ_FDATASYNC, |
101 | REQ_FSYNC, REQ_FDATASYNC, |
99 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
102 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
100 | REQ_MKNOD, REQ_READDIR, |
103 | REQ_MKNOD, REQ_READDIR, |
101 | REQ_LINK, REQ_SYMLINK, |
104 | REQ_LINK, REQ_SYMLINK, REQ_READLINK, |
102 | REQ_GROUP, REQ_NOP, |
105 | REQ_GROUP, REQ_NOP, |
103 | REQ_BUSY, |
106 | REQ_BUSY, |
104 | }; |
107 | }; |
105 | |
108 | |
106 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
109 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
… | |
… | |
108 | |
111 | |
109 | typedef struct aio_cb |
112 | typedef struct aio_cb |
110 | { |
113 | { |
111 | struct aio_cb *volatile next; |
114 | struct aio_cb *volatile next; |
112 | |
115 | |
113 | SV *data, *callback; |
116 | SV *callback, *fh; |
114 | SV *fh, *fh2; |
117 | SV *sv1, *sv2; |
115 | void *dataptr, *data2ptr; |
118 | void *ptr1, *ptr2; |
116 | Stat_t *statdata; |
|
|
117 | off_t offset; |
119 | off_t offs; |
118 | size_t length; |
120 | size_t size; |
119 | ssize_t result; |
121 | ssize_t result; |
120 | |
122 | |
121 | STRLEN dataoffset; |
123 | STRLEN stroffset; |
122 | int type; |
124 | int type; |
123 | int fd, fd2; |
125 | int int1, int2; |
124 | int errorno; |
126 | int errorno; |
125 | mode_t mode; /* open */ |
127 | mode_t mode; /* open */ |
126 | |
128 | |
127 | unsigned char flags; |
129 | unsigned char flags; |
128 | unsigned char pri; |
130 | unsigned char pri; |
… | |
… | |
130 | SV *self; /* the perl counterpart of this request, if any */ |
132 | SV *self; /* the perl counterpart of this request, if any */ |
131 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
133 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
132 | } aio_cb; |
134 | } aio_cb; |
133 | |
135 | |
134 | enum { |
136 | enum { |
135 | FLAG_CANCELLED = 0x01, |
137 | FLAG_CANCELLED = 0x01, /* request was cancelled */ |
|
|
138 | FLAG_SV1_RO_OFF = 0x40, /* data was set readonly */ |
|
|
139 | FLAG_PTR2_FREE = 0x80, /* need to free(ptr2) */ |
136 | }; |
140 | }; |
137 | |
141 | |
138 | typedef aio_cb *aio_req; |
142 | typedef aio_cb *aio_req; |
139 | typedef aio_cb *aio_req_ornot; |
143 | typedef aio_cb *aio_req_ornot; |
140 | |
144 | |
… | |
… | |
155 | /* calculcate time difference in ~1/AIO_TICKS of a second */ |
159 | /* calculcate time difference in ~1/AIO_TICKS of a second */ |
156 | static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
160 | static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
157 | { |
161 | { |
158 | return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
162 | return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
159 | + ((tv2->tv_usec - tv1->tv_usec) >> 10); |
163 | + ((tv2->tv_usec - tv1->tv_usec) >> 10); |
|
|
164 | } |
|
|
165 | |
|
|
166 | static pthread_t main_tid; |
|
|
167 | static int main_sig; |
|
|
168 | static int block_sig_level; |
|
|
169 | |
|
|
170 | void block_sig () |
|
|
171 | { |
|
|
172 | sigset_t ss; |
|
|
173 | |
|
|
174 | if (block_sig_level++) |
|
|
175 | return; |
|
|
176 | |
|
|
177 | if (!main_sig) |
|
|
178 | return; |
|
|
179 | |
|
|
180 | sigemptyset (&ss); |
|
|
181 | sigaddset (&ss, main_sig); |
|
|
182 | pthread_sigmask (SIG_BLOCK, &ss, 0); |
|
|
183 | } |
|
|
184 | |
|
|
185 | void unblock_sig () |
|
|
186 | { |
|
|
187 | sigset_t ss; |
|
|
188 | |
|
|
189 | if (--block_sig_level) |
|
|
190 | return; |
|
|
191 | |
|
|
192 | if (!main_sig) |
|
|
193 | return; |
|
|
194 | |
|
|
195 | sigemptyset (&ss); |
|
|
196 | sigaddset (&ss, main_sig); |
|
|
197 | pthread_sigmask (SIG_UNBLOCK, &ss, 0); |
160 | } |
198 | } |
161 | |
199 | |
162 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
200 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
163 | |
201 | |
164 | static unsigned int started, idle, wanted; |
202 | static unsigned int started, idle, wanted; |
… | |
… | |
317 | |
355 | |
318 | abort (); |
356 | abort (); |
319 | } |
357 | } |
320 | |
358 | |
321 | static int poll_cb (); |
359 | static int poll_cb (); |
322 | static void req_invoke (aio_req req); |
360 | static int req_invoke (aio_req req); |
323 | static void req_free (aio_req req); |
361 | static void req_free (aio_req req); |
324 | static void req_cancel (aio_req req); |
362 | static void req_cancel (aio_req req); |
325 | |
363 | |
326 | /* must be called at most once */ |
364 | /* must be called at most once */ |
327 | static SV *req_sv (aio_req req, const char *klass) |
365 | static SV *req_sv (aio_req req, const char *klass) |
… | |
… | |
347 | return mg ? (aio_req)mg->mg_ptr : 0; |
385 | return mg ? (aio_req)mg->mg_ptr : 0; |
348 | } |
386 | } |
349 | |
387 | |
350 | static void aio_grp_feed (aio_req grp) |
388 | static void aio_grp_feed (aio_req grp) |
351 | { |
389 | { |
|
|
390 | block_sig (); |
|
|
391 | |
352 | while (grp->length < grp->fd2 && !(grp->flags & FLAG_CANCELLED)) |
392 | while (grp->size < grp->int2 && !(grp->flags & FLAG_CANCELLED)) |
353 | { |
393 | { |
354 | int old_len = grp->length; |
394 | int old_len = grp->size; |
355 | |
395 | |
356 | if (grp->fh2 && SvOK (grp->fh2)) |
396 | if (grp->sv2 && SvOK (grp->sv2)) |
357 | { |
397 | { |
358 | dSP; |
398 | dSP; |
359 | |
399 | |
360 | ENTER; |
400 | ENTER; |
361 | SAVETMPS; |
401 | SAVETMPS; |
362 | PUSHMARK (SP); |
402 | PUSHMARK (SP); |
363 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
403 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
364 | PUTBACK; |
404 | PUTBACK; |
365 | call_sv (grp->fh2, G_VOID | G_EVAL | G_KEEPERR); |
405 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
366 | SPAGAIN; |
406 | SPAGAIN; |
367 | FREETMPS; |
407 | FREETMPS; |
368 | LEAVE; |
408 | LEAVE; |
369 | } |
409 | } |
370 | |
410 | |
371 | /* stop if no progress has been made */ |
411 | /* stop if no progress has been made */ |
372 | if (old_len == grp->length) |
412 | if (old_len == grp->size) |
373 | { |
413 | { |
374 | SvREFCNT_dec (grp->fh2); |
414 | SvREFCNT_dec (grp->sv2); |
375 | grp->fh2 = 0; |
415 | grp->sv2 = 0; |
376 | break; |
416 | break; |
377 | } |
417 | } |
378 | } |
418 | } |
|
|
419 | |
|
|
420 | unblock_sig (); |
379 | } |
421 | } |
380 | |
422 | |
381 | static void aio_grp_dec (aio_req grp) |
423 | static void aio_grp_dec (aio_req grp) |
382 | { |
424 | { |
383 | --grp->length; |
425 | --grp->size; |
384 | |
426 | |
385 | /* call feeder, if applicable */ |
427 | /* call feeder, if applicable */ |
386 | aio_grp_feed (grp); |
428 | aio_grp_feed (grp); |
387 | |
429 | |
388 | /* finish, if done */ |
430 | /* finish, if done */ |
389 | if (!grp->length && grp->fd) |
431 | if (!grp->size && grp->int1) |
390 | { |
432 | { |
|
|
433 | block_sig (); |
|
|
434 | |
391 | req_invoke (grp); |
435 | if (!req_invoke (grp)) |
|
|
436 | { |
|
|
437 | req_free (grp); |
|
|
438 | unblock_sig (); |
|
|
439 | croak (0); |
|
|
440 | } |
|
|
441 | |
392 | req_free (grp); |
442 | req_free (grp); |
|
|
443 | unblock_sig (); |
393 | } |
444 | } |
394 | } |
445 | } |
395 | |
446 | |
396 | static void req_invoke (aio_req req) |
447 | static int req_invoke (aio_req req) |
397 | { |
448 | { |
398 | dSP; |
449 | dSP; |
|
|
450 | |
|
|
451 | if (req->flags & FLAG_SV1_RO_OFF) |
|
|
452 | SvREADONLY_off (req->sv1); |
399 | |
453 | |
400 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
454 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
401 | { |
455 | { |
402 | ENTER; |
456 | ENTER; |
403 | SAVETMPS; |
457 | SAVETMPS; |
… | |
… | |
411 | SV *rv = &PL_sv_undef; |
465 | SV *rv = &PL_sv_undef; |
412 | |
466 | |
413 | if (req->result >= 0) |
467 | if (req->result >= 0) |
414 | { |
468 | { |
415 | int i; |
469 | int i; |
416 | char *buf = req->data2ptr; |
470 | char *buf = req->ptr2; |
417 | AV *av = newAV (); |
471 | AV *av = newAV (); |
418 | |
472 | |
419 | av_extend (av, req->result - 1); |
473 | av_extend (av, req->result - 1); |
420 | |
474 | |
421 | for (i = 0; i < req->result; ++i) |
475 | for (i = 0; i < req->result; ++i) |
… | |
… | |
441 | PUSHs (sv_2mortal (newSViv (req->result))); |
495 | PUSHs (sv_2mortal (newSViv (req->result))); |
442 | PUTBACK; |
496 | PUTBACK; |
443 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
497 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
444 | SPAGAIN; |
498 | SPAGAIN; |
445 | |
499 | |
446 | fh = SvREFCNT_inc (POPs); |
500 | fh = POPs; |
447 | |
|
|
448 | PUSHMARK (SP); |
501 | PUSHMARK (SP); |
449 | XPUSHs (sv_2mortal (fh)); |
502 | XPUSHs (fh); |
450 | } |
503 | } |
451 | break; |
504 | break; |
452 | |
505 | |
453 | case REQ_GROUP: |
506 | case REQ_GROUP: |
454 | req->fd = 2; /* mark group as finished */ |
507 | req->int1 = 2; /* mark group as finished */ |
455 | |
508 | |
456 | if (req->data) |
509 | if (req->sv1) |
457 | { |
510 | { |
458 | int i; |
511 | int i; |
459 | AV *av = (AV *)req->data; |
512 | AV *av = (AV *)req->sv1; |
460 | |
513 | |
461 | EXTEND (SP, AvFILL (av) + 1); |
514 | EXTEND (SP, AvFILL (av) + 1); |
462 | for (i = 0; i <= AvFILL (av); ++i) |
515 | for (i = 0; i <= AvFILL (av); ++i) |
463 | PUSHs (*av_fetch (av, i, 0)); |
516 | PUSHs (*av_fetch (av, i, 0)); |
464 | } |
517 | } |
… | |
… | |
466 | |
519 | |
467 | case REQ_NOP: |
520 | case REQ_NOP: |
468 | case REQ_BUSY: |
521 | case REQ_BUSY: |
469 | break; |
522 | break; |
470 | |
523 | |
|
|
524 | case REQ_READLINK: |
|
|
525 | if (req->result > 0) |
|
|
526 | { |
|
|
527 | SvCUR_set (req->sv1, req->result); |
|
|
528 | *SvEND (req->sv1) = 0; |
|
|
529 | PUSHs (req->sv1); |
|
|
530 | } |
|
|
531 | break; |
|
|
532 | |
|
|
533 | case REQ_STAT: |
|
|
534 | case REQ_LSTAT: |
|
|
535 | case REQ_FSTAT: |
|
|
536 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
537 | PL_laststatval = req->result; |
|
|
538 | PL_statcache = *(Stat_t *)(req->ptr2); |
|
|
539 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
540 | break; |
|
|
541 | |
|
|
542 | case REQ_READ: |
|
|
543 | SvCUR_set (req->sv1, req->stroffset + (req->result > 0 ? req->result : 0)); |
|
|
544 | *SvEND (req->sv1) = 0; |
|
|
545 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
546 | break; |
|
|
547 | |
471 | default: |
548 | default: |
472 | PUSHs (sv_2mortal (newSViv (req->result))); |
549 | PUSHs (sv_2mortal (newSViv (req->result))); |
473 | break; |
550 | break; |
474 | } |
551 | } |
475 | |
552 | |
… | |
… | |
495 | grp->grp_first = req->grp_next; |
572 | grp->grp_first = req->grp_next; |
496 | |
573 | |
497 | aio_grp_dec (grp); |
574 | aio_grp_dec (grp); |
498 | } |
575 | } |
499 | |
576 | |
500 | if (SvTRUE (ERRSV)) |
577 | return !SvTRUE (ERRSV); |
501 | { |
|
|
502 | req_free (req); |
|
|
503 | croak (0); |
|
|
504 | } |
|
|
505 | } |
578 | } |
506 | |
579 | |
507 | static void req_free (aio_req req) |
580 | static void req_free (aio_req req) |
508 | { |
581 | { |
509 | if (req->self) |
582 | if (req->self) |
510 | { |
583 | { |
511 | sv_unmagic (req->self, PERL_MAGIC_ext); |
584 | sv_unmagic (req->self, PERL_MAGIC_ext); |
512 | SvREFCNT_dec (req->self); |
585 | SvREFCNT_dec (req->self); |
513 | } |
586 | } |
514 | |
587 | |
515 | SvREFCNT_dec (req->data); |
|
|
516 | SvREFCNT_dec (req->fh); |
588 | SvREFCNT_dec (req->fh); |
|
|
589 | SvREFCNT_dec (req->sv1); |
517 | SvREFCNT_dec (req->fh2); |
590 | SvREFCNT_dec (req->sv2); |
518 | SvREFCNT_dec (req->callback); |
591 | SvREFCNT_dec (req->callback); |
519 | Safefree (req->statdata); |
|
|
520 | |
592 | |
521 | if (req->type == REQ_READDIR) |
593 | if (req->flags & FLAG_PTR2_FREE) |
522 | free (req->data2ptr); |
594 | free (req->ptr2); |
523 | |
595 | |
524 | Safefree (req); |
596 | Safefree (req); |
525 | } |
597 | } |
526 | |
598 | |
527 | static void req_cancel_subs (aio_req grp) |
599 | static void req_cancel_subs (aio_req grp) |
… | |
… | |
529 | aio_req sub; |
601 | aio_req sub; |
530 | |
602 | |
531 | if (grp->type != REQ_GROUP) |
603 | if (grp->type != REQ_GROUP) |
532 | return; |
604 | return; |
533 | |
605 | |
534 | SvREFCNT_dec (grp->fh2); |
606 | SvREFCNT_dec (grp->sv2); |
535 | grp->fh2 = 0; |
607 | grp->sv2 = 0; |
536 | |
608 | |
537 | for (sub = grp->grp_first; sub; sub = sub->grp_next) |
609 | for (sub = grp->grp_first; sub; sub = sub->grp_next) |
538 | req_cancel (sub); |
610 | req_cancel (sub); |
539 | } |
611 | } |
540 | |
612 | |
… | |
… | |
565 | #endif |
637 | #endif |
566 | |
638 | |
567 | sigfillset (&fullsigset); |
639 | sigfillset (&fullsigset); |
568 | |
640 | |
569 | LOCK (wrklock); |
641 | LOCK (wrklock); |
570 | sigprocmask (SIG_SETMASK, &fullsigset, &oldsigset); |
642 | pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset); |
571 | |
643 | |
572 | if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) |
644 | if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) |
573 | { |
645 | { |
574 | wrk->prev = &wrk_first; |
646 | wrk->prev = &wrk_first; |
575 | wrk->next = wrk_first.next; |
647 | wrk->next = wrk_first.next; |
… | |
… | |
578 | ++started; |
650 | ++started; |
579 | } |
651 | } |
580 | else |
652 | else |
581 | free (wrk); |
653 | free (wrk); |
582 | |
654 | |
583 | sigprocmask (SIG_SETMASK, &oldsigset, 0); |
655 | pthread_sigmask (SIG_SETMASK, &oldsigset, 0); |
584 | UNLOCK (wrklock); |
656 | UNLOCK (wrklock); |
585 | } |
657 | } |
586 | |
658 | |
587 | static void maybe_start_thread () |
659 | static void maybe_start_thread () |
588 | { |
660 | { |
… | |
… | |
596 | start_thread (); |
668 | start_thread (); |
597 | } |
669 | } |
598 | |
670 | |
599 | static void req_send (aio_req req) |
671 | static void req_send (aio_req req) |
600 | { |
672 | { |
|
|
673 | block_sig (); |
|
|
674 | |
601 | ++nreqs; |
675 | ++nreqs; |
602 | |
676 | |
603 | LOCK (reqlock); |
677 | LOCK (reqlock); |
604 | ++nready; |
678 | ++nready; |
605 | reqq_push (&req_queue, req); |
679 | reqq_push (&req_queue, req); |
606 | pthread_cond_signal (&reqwait); |
680 | pthread_cond_signal (&reqwait); |
607 | UNLOCK (reqlock); |
681 | UNLOCK (reqlock); |
|
|
682 | |
|
|
683 | unblock_sig (); |
608 | |
684 | |
609 | maybe_start_thread (); |
685 | maybe_start_thread (); |
610 | } |
686 | } |
611 | |
687 | |
612 | static void end_thread (void) |
688 | static void end_thread (void) |
… | |
… | |
683 | aio_req req; |
759 | aio_req req; |
684 | |
760 | |
685 | if (max_poll_time) |
761 | if (max_poll_time) |
686 | gettimeofday (&tv_start, 0); |
762 | gettimeofday (&tv_start, 0); |
687 | |
763 | |
|
|
764 | block_sig (); |
|
|
765 | |
688 | for (;;) |
766 | for (;;) |
689 | { |
767 | { |
690 | for (;;) |
768 | for (;;) |
691 | { |
769 | { |
692 | maybe_start_thread (); |
770 | maybe_start_thread (); |
… | |
… | |
699 | --npending; |
777 | --npending; |
700 | |
778 | |
701 | if (!res_queue.size) |
779 | if (!res_queue.size) |
702 | { |
780 | { |
703 | /* read any signals sent by the worker threads */ |
781 | /* read any signals sent by the worker threads */ |
704 | char buf [32]; |
782 | char buf [4]; |
705 | while (read (respipe [0], buf, 32) == 32) |
783 | while (read (respipe [0], buf, 4) == 4) |
706 | ; |
784 | ; |
707 | } |
785 | } |
708 | } |
786 | } |
709 | |
787 | |
710 | UNLOCK (reslock); |
788 | UNLOCK (reslock); |
… | |
… | |
712 | if (!req) |
790 | if (!req) |
713 | break; |
791 | break; |
714 | |
792 | |
715 | --nreqs; |
793 | --nreqs; |
716 | |
794 | |
717 | if (req->type == REQ_GROUP && req->length) |
795 | if (req->type == REQ_GROUP && req->size) |
718 | { |
796 | { |
719 | req->fd = 1; /* mark request as delayed */ |
797 | req->int1 = 1; /* mark request as delayed */ |
720 | continue; |
798 | continue; |
721 | } |
799 | } |
722 | else |
800 | else |
723 | { |
801 | { |
724 | if (req->type == REQ_READ) |
802 | if (!req_invoke (req)) |
725 | SvCUR_set (req->data, req->dataoffset + (req->result > 0 ? req->result : 0)); |
|
|
726 | |
|
|
727 | if (req->data2ptr && (req->type == REQ_READ || req->type == REQ_WRITE)) |
|
|
728 | SvREADONLY_off (req->data); |
|
|
729 | |
|
|
730 | if (req->statdata) |
|
|
731 | { |
803 | { |
732 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
804 | req_free (req); |
733 | PL_laststatval = req->result; |
805 | unblock_sig (); |
734 | PL_statcache = *(req->statdata); |
806 | croak (0); |
735 | } |
807 | } |
736 | |
|
|
737 | req_invoke (req); |
|
|
738 | |
808 | |
739 | count++; |
809 | count++; |
740 | } |
810 | } |
741 | |
811 | |
742 | req_free (req); |
812 | req_free (req); |
… | |
… | |
759 | poll_wait (); |
829 | poll_wait (); |
760 | |
830 | |
761 | ++maxreqs; |
831 | ++maxreqs; |
762 | } |
832 | } |
763 | |
833 | |
|
|
834 | unblock_sig (); |
764 | return count; |
835 | return count; |
765 | } |
836 | } |
766 | |
837 | |
767 | static void create_pipe () |
838 | static void create_pipe () |
768 | { |
839 | { |
… | |
… | |
984 | int memofs = 0; |
1055 | int memofs = 0; |
985 | int res = 0; |
1056 | int res = 0; |
986 | int errorno; |
1057 | int errorno; |
987 | |
1058 | |
988 | LOCK (wrklock); |
1059 | LOCK (wrklock); |
989 | self->dirp = dirp = opendir (req->dataptr); |
1060 | self->dirp = dirp = opendir (req->ptr1); |
990 | self->dbuf = u = malloc (sizeof (*u)); |
1061 | self->dbuf = u = malloc (sizeof (*u)); |
|
|
1062 | req->flags |= FLAG_PTR2_FREE; |
991 | req->data2ptr = names = malloc (memlen); |
1063 | req->ptr2 = names = malloc (memlen); |
992 | UNLOCK (wrklock); |
1064 | UNLOCK (wrklock); |
993 | |
1065 | |
994 | if (dirp && u && names) |
1066 | if (dirp && u && names) |
995 | for (;;) |
1067 | for (;;) |
996 | { |
1068 | { |
… | |
… | |
1010 | |
1082 | |
1011 | while (memofs + len > memlen) |
1083 | while (memofs + len > memlen) |
1012 | { |
1084 | { |
1013 | memlen *= 2; |
1085 | memlen *= 2; |
1014 | LOCK (wrklock); |
1086 | LOCK (wrklock); |
1015 | req->data2ptr = names = realloc (names, memlen); |
1087 | req->ptr2 = names = realloc (names, memlen); |
1016 | UNLOCK (wrklock); |
1088 | UNLOCK (wrklock); |
1017 | |
1089 | |
1018 | if (!names) |
1090 | if (!names) |
1019 | break; |
1091 | break; |
1020 | } |
1092 | } |
… | |
… | |
1085 | errno = 0; /* strictly unnecessary */ |
1157 | errno = 0; /* strictly unnecessary */ |
1086 | |
1158 | |
1087 | if (!(req->flags & FLAG_CANCELLED)) |
1159 | if (!(req->flags & FLAG_CANCELLED)) |
1088 | switch (req->type) |
1160 | switch (req->type) |
1089 | { |
1161 | { |
1090 | case REQ_READ: req->result = pread (req->fd, req->dataptr, req->length, req->offset); break; |
1162 | case REQ_READ: req->result = pread (req->int1, req->ptr1, req->size, req->offs); break; |
1091 | case REQ_WRITE: req->result = pwrite (req->fd, req->dataptr, req->length, req->offset); break; |
1163 | case REQ_WRITE: req->result = pwrite (req->int1, req->ptr1, req->size, req->offs); break; |
1092 | |
1164 | |
1093 | case REQ_READAHEAD: req->result = readahead (req->fd, req->offset, req->length); break; |
1165 | case REQ_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
1094 | case REQ_SENDFILE: req->result = sendfile_ (req->fd, req->fd2, req->offset, req->length, self); break; |
1166 | case REQ_SENDFILE: req->result = sendfile_ (req->int1, req->int2, req->offs, req->size, self); break; |
1095 | |
1167 | |
1096 | case REQ_STAT: req->result = stat (req->dataptr, req->statdata); break; |
1168 | case REQ_STAT: req->result = stat (req->ptr1, (Stat_t *)req->ptr2); break; |
1097 | case REQ_LSTAT: req->result = lstat (req->dataptr, req->statdata); break; |
1169 | case REQ_LSTAT: req->result = lstat (req->ptr1, (Stat_t *)req->ptr2); break; |
1098 | case REQ_FSTAT: req->result = fstat (req->fd , req->statdata); break; |
1170 | case REQ_FSTAT: req->result = fstat (req->int1, (Stat_t *)req->ptr2); break; |
1099 | |
1171 | |
1100 | case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; |
1172 | case REQ_OPEN: req->result = open (req->ptr1, req->int1, req->mode); break; |
1101 | case REQ_CLOSE: req->result = close (req->fd); break; |
1173 | case REQ_CLOSE: req->result = close (req->int1); break; |
1102 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
1174 | case REQ_UNLINK: req->result = unlink (req->ptr1); break; |
1103 | case REQ_RMDIR: req->result = rmdir (req->dataptr); break; |
1175 | case REQ_RMDIR: req->result = rmdir (req->ptr1); break; |
1104 | case REQ_RENAME: req->result = rename (req->data2ptr, req->dataptr); break; |
1176 | case REQ_RENAME: req->result = rename (req->ptr2, req->ptr1); break; |
1105 | case REQ_LINK: req->result = link (req->data2ptr, req->dataptr); break; |
1177 | case REQ_LINK: req->result = link (req->ptr2, req->ptr1); break; |
1106 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
1178 | case REQ_SYMLINK: req->result = symlink (req->ptr2, req->ptr1); break; |
1107 | case REQ_MKNOD: req->result = mknod (req->data2ptr, req->mode, (dev_t)req->offset); break; |
1179 | case REQ_MKNOD: req->result = mknod (req->ptr2, req->mode, (dev_t)req->offs); break; |
|
|
1180 | case REQ_READLINK: req->result = readlink (req->ptr2, req->ptr1, NAME_MAX); break; |
1108 | |
1181 | |
1109 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
1182 | case REQ_FDATASYNC: req->result = fdatasync (req->int1); break; |
1110 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
1183 | case REQ_FSYNC: req->result = fsync (req->int1); break; |
1111 | case REQ_READDIR: scandir_ (req, self); break; |
1184 | case REQ_READDIR: scandir_ (req, self); break; |
1112 | |
1185 | |
1113 | case REQ_BUSY: |
1186 | case REQ_BUSY: |
1114 | { |
1187 | { |
1115 | struct timeval tv; |
1188 | struct timeval tv; |
1116 | |
1189 | |
1117 | tv.tv_sec = req->fd; |
1190 | tv.tv_sec = req->int1; |
1118 | tv.tv_usec = req->fd2; |
1191 | tv.tv_usec = req->int2; |
1119 | |
1192 | |
1120 | req->result = select (0, 0, 0, 0, &tv); |
1193 | req->result = select (0, 0, 0, 0, &tv); |
1121 | } |
1194 | } |
1122 | |
1195 | |
1123 | case REQ_GROUP: |
1196 | case REQ_GROUP: |
… | |
… | |
1137 | LOCK (reslock); |
1210 | LOCK (reslock); |
1138 | |
1211 | |
1139 | ++npending; |
1212 | ++npending; |
1140 | |
1213 | |
1141 | if (!reqq_push (&res_queue, req)) |
1214 | if (!reqq_push (&res_queue, req)) |
|
|
1215 | { |
1142 | /* write a dummy byte to the pipe so fh becomes ready */ |
1216 | /* write a dummy byte to the pipe so fh becomes ready */ |
1143 | write (respipe [1], &respipe, 1); |
1217 | write (respipe [1], &respipe, 1); |
|
|
1218 | |
|
|
1219 | /* optionally signal the main thread asynchronously */ |
|
|
1220 | if (main_sig) |
|
|
1221 | pthread_kill (main_tid, main_sig); |
|
|
1222 | } |
1144 | |
1223 | |
1145 | self->req = 0; |
1224 | self->req = 0; |
1146 | worker_clear (self); |
1225 | worker_clear (self); |
1147 | |
1226 | |
1148 | UNLOCK (reslock); |
1227 | UNLOCK (reslock); |
… | |
… | |
1251 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1330 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1252 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
1331 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
1253 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
1332 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
1254 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
1333 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
1255 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
1334 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
1335 | newCONSTSUB (stash, "SIGIO", newSViv (SIGIO)); |
1256 | |
1336 | |
1257 | create_pipe (); |
1337 | create_pipe (); |
1258 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1338 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1259 | } |
1339 | } |
1260 | |
1340 | |
… | |
… | |
1293 | OUTPUT: |
1373 | OUTPUT: |
1294 | RETVAL |
1374 | RETVAL |
1295 | |
1375 | |
1296 | void |
1376 | void |
1297 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1377 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1298 | SV * pathname |
1378 | SV8 * pathname |
1299 | int flags |
1379 | int flags |
1300 | int mode |
1380 | int mode |
1301 | SV * callback |
1381 | SV * callback |
1302 | PROTOTYPE: $$$;$ |
1382 | PROTOTYPE: $$$;$ |
1303 | PPCODE: |
1383 | PPCODE: |
1304 | { |
1384 | { |
1305 | dREQ; |
1385 | dREQ; |
1306 | |
1386 | |
1307 | req->type = REQ_OPEN; |
1387 | req->type = REQ_OPEN; |
1308 | req->data = newSVsv (pathname); |
1388 | req->sv1 = newSVsv (pathname); |
1309 | req->dataptr = SvPVbyte_nolen (req->data); |
1389 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1310 | req->fd = flags; |
1390 | req->int1 = flags; |
1311 | req->mode = mode; |
1391 | req->mode = mode; |
1312 | |
1392 | |
1313 | REQ_SEND; |
1393 | REQ_SEND; |
1314 | } |
1394 | } |
1315 | |
1395 | |
… | |
… | |
1325 | PPCODE: |
1405 | PPCODE: |
1326 | { |
1406 | { |
1327 | dREQ; |
1407 | dREQ; |
1328 | |
1408 | |
1329 | req->type = ix; |
1409 | req->type = ix; |
1330 | req->fh = newSVsv (fh); |
1410 | req->fh = newSVsv (fh); |
1331 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1411 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1332 | |
1412 | |
1333 | REQ_SEND (req); |
1413 | REQ_SEND (req); |
1334 | } |
1414 | } |
1335 | |
1415 | |
1336 | void |
1416 | void |
1337 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1417 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1338 | SV * fh |
1418 | SV * fh |
1339 | UV offset |
1419 | UV offset |
1340 | UV length |
1420 | UV length |
1341 | SV * data |
1421 | SV8 * data |
1342 | UV dataoffset |
1422 | UV dataoffset |
1343 | SV * callback |
1423 | SV * callback |
1344 | ALIAS: |
1424 | ALIAS: |
1345 | aio_read = REQ_READ |
1425 | aio_read = REQ_READ |
1346 | aio_write = REQ_WRITE |
1426 | aio_write = REQ_WRITE |
1347 | PROTOTYPE: $$$$$;$ |
1427 | PROTOTYPE: $$$$$;$ |
1348 | PPCODE: |
1428 | PPCODE: |
1349 | { |
1429 | { |
1350 | aio_req req; |
|
|
1351 | STRLEN svlen; |
1430 | STRLEN svlen; |
1352 | char *svptr = SvPVbyte (data, svlen); |
1431 | char *svptr = SvPVbyte (data, svlen); |
1353 | |
1432 | |
1354 | SvUPGRADE (data, SVt_PV); |
1433 | SvUPGRADE (data, SVt_PV); |
1355 | SvPOK_on (data); |
1434 | SvPOK_on (data); |
… | |
… | |
1377 | |
1456 | |
1378 | { |
1457 | { |
1379 | dREQ; |
1458 | dREQ; |
1380 | |
1459 | |
1381 | req->type = ix; |
1460 | req->type = ix; |
1382 | req->fh = newSVsv (fh); |
1461 | req->fh = newSVsv (fh); |
1383 | req->fd = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
1462 | req->int1 = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
1384 | : IoOFP (sv_2io (fh))); |
1463 | : IoOFP (sv_2io (fh))); |
1385 | req->offset = offset; |
1464 | req->offs = offset; |
1386 | req->length = length; |
1465 | req->size = length; |
1387 | req->data = SvREFCNT_inc (data); |
1466 | req->sv1 = SvREFCNT_inc (data); |
1388 | req->dataptr = (char *)svptr + dataoffset; |
1467 | req->ptr1 = (char *)svptr + dataoffset; |
|
|
1468 | req->stroffset = dataoffset; |
1389 | |
1469 | |
1390 | if (!SvREADONLY (data)) |
1470 | if (!SvREADONLY (data)) |
1391 | { |
1471 | { |
1392 | SvREADONLY_on (data); |
1472 | SvREADONLY_on (data); |
1393 | req->data2ptr = (void *)data; |
1473 | req->flags |= FLAG_SV1_RO_OFF; |
1394 | } |
1474 | } |
1395 | |
1475 | |
1396 | REQ_SEND; |
1476 | REQ_SEND; |
1397 | } |
1477 | } |
|
|
1478 | } |
|
|
1479 | |
|
|
1480 | void |
|
|
1481 | aio_readlink (path,callback=&PL_sv_undef) |
|
|
1482 | SV8 * path |
|
|
1483 | SV * callback |
|
|
1484 | PROTOTYPE: $$;$ |
|
|
1485 | PPCODE: |
|
|
1486 | { |
|
|
1487 | SV *data; |
|
|
1488 | dREQ; |
|
|
1489 | |
|
|
1490 | data = newSV (NAME_MAX); |
|
|
1491 | SvPOK_on (data); |
|
|
1492 | |
|
|
1493 | req->type = REQ_READLINK; |
|
|
1494 | req->fh = newSVsv (path); |
|
|
1495 | req->ptr2 = SvPVbyte_nolen (req->fh); |
|
|
1496 | req->sv1 = data; |
|
|
1497 | req->ptr1 = SvPVbyte_nolen (data); |
|
|
1498 | |
|
|
1499 | REQ_SEND; |
1398 | } |
1500 | } |
1399 | |
1501 | |
1400 | void |
1502 | void |
1401 | aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
1503 | aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
1402 | SV * out_fh |
1504 | SV * out_fh |
… | |
… | |
1408 | PPCODE: |
1510 | PPCODE: |
1409 | { |
1511 | { |
1410 | dREQ; |
1512 | dREQ; |
1411 | |
1513 | |
1412 | req->type = REQ_SENDFILE; |
1514 | req->type = REQ_SENDFILE; |
1413 | req->fh = newSVsv (out_fh); |
1515 | req->fh = newSVsv (out_fh); |
1414 | req->fd = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1516 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1415 | req->fh2 = newSVsv (in_fh); |
1517 | req->sv2 = newSVsv (in_fh); |
1416 | req->fd2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1518 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1417 | req->offset = in_offset; |
1519 | req->offs = in_offset; |
1418 | req->length = length; |
1520 | req->size = length; |
1419 | |
1521 | |
1420 | REQ_SEND; |
1522 | REQ_SEND; |
1421 | } |
1523 | } |
1422 | |
1524 | |
1423 | void |
1525 | void |
… | |
… | |
1430 | PPCODE: |
1532 | PPCODE: |
1431 | { |
1533 | { |
1432 | dREQ; |
1534 | dREQ; |
1433 | |
1535 | |
1434 | req->type = REQ_READAHEAD; |
1536 | req->type = REQ_READAHEAD; |
1435 | req->fh = newSVsv (fh); |
1537 | req->fh = newSVsv (fh); |
1436 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1538 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1437 | req->offset = offset; |
1539 | req->offs = offset; |
1438 | req->length = length; |
1540 | req->size = length; |
1439 | |
1541 | |
1440 | REQ_SEND; |
1542 | REQ_SEND; |
1441 | } |
1543 | } |
1442 | |
1544 | |
1443 | void |
1545 | void |
1444 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1546 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1445 | SV * fh_or_path |
1547 | SV8 * fh_or_path |
1446 | SV * callback |
1548 | SV * callback |
1447 | ALIAS: |
1549 | ALIAS: |
1448 | aio_stat = REQ_STAT |
1550 | aio_stat = REQ_STAT |
1449 | aio_lstat = REQ_LSTAT |
1551 | aio_lstat = REQ_LSTAT |
1450 | PPCODE: |
1552 | PPCODE: |
1451 | { |
1553 | { |
1452 | dREQ; |
1554 | dREQ; |
1453 | |
1555 | |
1454 | New (0, req->statdata, 1, Stat_t); |
1556 | req->ptr2 = malloc (sizeof (Stat_t)); |
1455 | if (!req->statdata) |
1557 | if (!req->ptr2) |
1456 | { |
1558 | { |
1457 | req_free (req); |
1559 | req_free (req); |
1458 | croak ("out of memory during aio_req->statdata allocation"); |
1560 | croak ("out of memory during aio_stat statdata allocation"); |
1459 | } |
1561 | } |
|
|
1562 | |
|
|
1563 | req->flags |= FLAG_PTR2_FREE; |
1460 | |
1564 | |
1461 | if (SvPOK (fh_or_path)) |
1565 | if (SvPOK (fh_or_path)) |
1462 | { |
1566 | { |
1463 | req->type = ix; |
1567 | req->type = ix; |
1464 | req->data = newSVsv (fh_or_path); |
1568 | req->sv1 = newSVsv (fh_or_path); |
1465 | req->dataptr = SvPVbyte_nolen (req->data); |
1569 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1466 | } |
1570 | } |
1467 | else |
1571 | else |
1468 | { |
1572 | { |
1469 | req->type = REQ_FSTAT; |
1573 | req->type = REQ_FSTAT; |
1470 | req->fh = newSVsv (fh_or_path); |
1574 | req->fh = newSVsv (fh_or_path); |
1471 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1575 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1472 | } |
1576 | } |
1473 | |
1577 | |
1474 | REQ_SEND; |
1578 | REQ_SEND; |
1475 | } |
1579 | } |
1476 | |
1580 | |
1477 | void |
1581 | void |
1478 | aio_unlink (pathname,callback=&PL_sv_undef) |
1582 | aio_unlink (pathname,callback=&PL_sv_undef) |
1479 | SV * pathname |
1583 | SV8 * pathname |
1480 | SV * callback |
1584 | SV * callback |
1481 | ALIAS: |
1585 | ALIAS: |
1482 | aio_unlink = REQ_UNLINK |
1586 | aio_unlink = REQ_UNLINK |
1483 | aio_rmdir = REQ_RMDIR |
1587 | aio_rmdir = REQ_RMDIR |
1484 | aio_readdir = REQ_READDIR |
1588 | aio_readdir = REQ_READDIR |
1485 | PPCODE: |
1589 | PPCODE: |
1486 | { |
1590 | { |
1487 | dREQ; |
1591 | dREQ; |
1488 | |
1592 | |
1489 | req->type = ix; |
1593 | req->type = ix; |
1490 | req->data = newSVsv (pathname); |
1594 | req->sv1 = newSVsv (pathname); |
1491 | req->dataptr = SvPVbyte_nolen (req->data); |
1595 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1492 | |
1596 | |
1493 | REQ_SEND; |
1597 | REQ_SEND; |
1494 | } |
1598 | } |
1495 | |
1599 | |
1496 | void |
1600 | void |
1497 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1601 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1498 | SV * oldpath |
1602 | SV8 * oldpath |
1499 | SV * newpath |
1603 | SV8 * newpath |
1500 | SV * callback |
1604 | SV * callback |
1501 | ALIAS: |
1605 | ALIAS: |
1502 | aio_link = REQ_LINK |
1606 | aio_link = REQ_LINK |
1503 | aio_symlink = REQ_SYMLINK |
1607 | aio_symlink = REQ_SYMLINK |
1504 | aio_rename = REQ_RENAME |
1608 | aio_rename = REQ_RENAME |
1505 | PPCODE: |
1609 | PPCODE: |
1506 | { |
1610 | { |
1507 | dREQ; |
1611 | dREQ; |
1508 | |
1612 | |
1509 | req->type = ix; |
1613 | req->type = ix; |
1510 | req->fh = newSVsv (oldpath); |
1614 | req->fh = newSVsv (oldpath); |
1511 | req->data2ptr = SvPVbyte_nolen (req->fh); |
1615 | req->ptr2 = SvPVbyte_nolen (req->fh); |
1512 | req->data = newSVsv (newpath); |
1616 | req->sv1 = newSVsv (newpath); |
1513 | req->dataptr = SvPVbyte_nolen (req->data); |
1617 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1514 | |
1618 | |
1515 | REQ_SEND; |
1619 | REQ_SEND; |
1516 | } |
1620 | } |
1517 | |
1621 | |
1518 | void |
1622 | void |
1519 | aio_mknod (pathname,mode,dev,callback=&PL_sv_undef) |
1623 | aio_mknod (pathname,mode,dev,callback=&PL_sv_undef) |
1520 | SV * pathname |
1624 | SV8 * pathname |
1521 | SV * callback |
1625 | SV * callback |
1522 | UV mode |
1626 | UV mode |
1523 | UV dev |
1627 | UV dev |
1524 | PPCODE: |
1628 | PPCODE: |
1525 | { |
1629 | { |
1526 | dREQ; |
1630 | dREQ; |
1527 | |
1631 | |
1528 | req->type = REQ_MKNOD; |
1632 | req->type = REQ_MKNOD; |
1529 | req->data = newSVsv (pathname); |
1633 | req->sv1 = newSVsv (pathname); |
1530 | req->dataptr = SvPVbyte_nolen (req->data); |
1634 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1531 | req->mode = (mode_t)mode; |
1635 | req->mode = (mode_t)mode; |
1532 | req->offset = dev; |
1636 | req->offs = dev; |
1533 | |
1637 | |
1534 | REQ_SEND; |
1638 | REQ_SEND; |
1535 | } |
1639 | } |
1536 | |
1640 | |
1537 | void |
1641 | void |
1538 | aio_busy (delay,callback=&PL_sv_undef) |
1642 | aio_busy (delay,callback=&PL_sv_undef) |
1539 | double delay |
1643 | double delay |
1540 | SV * callback |
1644 | SV * callback |
1541 | PPCODE: |
1645 | PPCODE: |
1542 | { |
1646 | { |
1543 | dREQ; |
1647 | dREQ; |
1544 | |
1648 | |
1545 | req->type = REQ_BUSY; |
1649 | req->type = REQ_BUSY; |
1546 | req->fd = delay < 0. ? 0 : delay; |
1650 | req->int1 = delay < 0. ? 0 : delay; |
1547 | req->fd2 = delay < 0. ? 0 : 1000. * (delay - req->fd); |
1651 | req->int2 = delay < 0. ? 0 : 1000. * (delay - req->int1); |
1548 | |
1652 | |
1549 | REQ_SEND; |
1653 | REQ_SEND; |
1550 | } |
1654 | } |
1551 | |
1655 | |
1552 | void |
1656 | void |
… | |
… | |
1556 | PPCODE: |
1660 | PPCODE: |
1557 | { |
1661 | { |
1558 | dREQ; |
1662 | dREQ; |
1559 | |
1663 | |
1560 | req->type = REQ_GROUP; |
1664 | req->type = REQ_GROUP; |
|
|
1665 | |
1561 | req_send (req); |
1666 | req_send (req); |
1562 | |
|
|
1563 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1667 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1564 | } |
1668 | } |
1565 | |
1669 | |
1566 | void |
1670 | void |
1567 | aio_nop (callback=&PL_sv_undef) |
1671 | aio_nop (callback=&PL_sv_undef) |
1568 | SV * callback |
1672 | SV * callback |
1569 | PPCODE: |
1673 | PPCODE: |
1570 | { |
1674 | { |
1571 | dREQ; |
1675 | dREQ; |
1572 | |
1676 | |
1573 | req->type = REQ_NOP; |
1677 | req->type = REQ_NOP; |
… | |
… | |
1602 | PROTOTYPE: |
1706 | PROTOTYPE: |
1603 | CODE: |
1707 | CODE: |
1604 | while (nreqs) |
1708 | while (nreqs) |
1605 | { |
1709 | { |
1606 | poll_wait (); |
1710 | poll_wait (); |
1607 | poll_cb (0); |
1711 | poll_cb (); |
1608 | } |
1712 | } |
1609 | |
1713 | |
1610 | void |
1714 | int |
1611 | poll() |
1715 | poll() |
1612 | PROTOTYPE: |
1716 | PROTOTYPE: |
1613 | CODE: |
1717 | CODE: |
1614 | if (nreqs) |
|
|
1615 | { |
|
|
1616 | poll_wait (); |
1718 | poll_wait (); |
1617 | poll_cb (0); |
1719 | RETVAL = poll_cb (); |
1618 | } |
1720 | OUTPUT: |
|
|
1721 | RETVAL |
1619 | |
1722 | |
1620 | int |
1723 | int |
1621 | poll_fileno() |
1724 | poll_fileno() |
1622 | PROTOTYPE: |
1725 | PROTOTYPE: |
1623 | CODE: |
1726 | CODE: |
… | |
… | |
1635 | |
1738 | |
1636 | void |
1739 | void |
1637 | poll_wait() |
1740 | poll_wait() |
1638 | PROTOTYPE: |
1741 | PROTOTYPE: |
1639 | CODE: |
1742 | CODE: |
1640 | if (nreqs) |
|
|
1641 | poll_wait (); |
1743 | poll_wait (); |
|
|
1744 | |
|
|
1745 | void |
|
|
1746 | setsig (int signum = SIGIO) |
|
|
1747 | PROTOTYPE: ;$ |
|
|
1748 | CODE: |
|
|
1749 | { |
|
|
1750 | if (block_sig_level) |
|
|
1751 | croak ("cannot call IO::AIO::setsig from within aio_block/callback"); |
|
|
1752 | |
|
|
1753 | LOCK (reslock); |
|
|
1754 | main_tid = pthread_self (); |
|
|
1755 | main_sig = signum; |
|
|
1756 | UNLOCK (reslock); |
|
|
1757 | |
|
|
1758 | if (main_sig && npending) |
|
|
1759 | pthread_kill (main_tid, main_sig); |
|
|
1760 | } |
|
|
1761 | |
|
|
1762 | void |
|
|
1763 | aio_block (SV *cb) |
|
|
1764 | PROTOTYPE: & |
|
|
1765 | PPCODE: |
|
|
1766 | { |
|
|
1767 | int count; |
|
|
1768 | |
|
|
1769 | block_sig (); |
|
|
1770 | PUSHMARK (SP); |
|
|
1771 | PUTBACK; |
|
|
1772 | count = call_sv (cb, GIMME_V | G_NOARGS | G_EVAL); |
|
|
1773 | SPAGAIN; |
|
|
1774 | unblock_sig (); |
|
|
1775 | |
|
|
1776 | if (SvTRUE (ERRSV)) |
|
|
1777 | croak (0); |
|
|
1778 | |
|
|
1779 | XSRETURN (count); |
|
|
1780 | } |
1642 | |
1781 | |
1643 | int |
1782 | int |
1644 | nreqs() |
1783 | nreqs() |
1645 | PROTOTYPE: |
1784 | PROTOTYPE: |
1646 | CODE: |
1785 | CODE: |
… | |
… | |
1696 | PPCODE: |
1835 | PPCODE: |
1697 | { |
1836 | { |
1698 | int i; |
1837 | int i; |
1699 | aio_req req; |
1838 | aio_req req; |
1700 | |
1839 | |
|
|
1840 | if (main_sig && !block_sig_level) |
|
|
1841 | croak ("aio_group->add called outside aio_block/callback context while IO::AIO::setsig is in use"); |
|
|
1842 | |
1701 | if (grp->fd == 2) |
1843 | if (grp->int1 == 2) |
1702 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
1844 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
1703 | |
1845 | |
1704 | for (i = 1; i < items; ++i ) |
1846 | for (i = 1; i < items; ++i ) |
1705 | { |
1847 | { |
1706 | if (GIMME_V != G_VOID) |
1848 | if (GIMME_V != G_VOID) |
… | |
… | |
1708 | |
1850 | |
1709 | req = SvAIO_REQ (ST (i)); |
1851 | req = SvAIO_REQ (ST (i)); |
1710 | |
1852 | |
1711 | if (req) |
1853 | if (req) |
1712 | { |
1854 | { |
1713 | ++grp->length; |
1855 | ++grp->size; |
1714 | req->grp = grp; |
1856 | req->grp = grp; |
1715 | |
1857 | |
1716 | req->grp_prev = 0; |
1858 | req->grp_prev = 0; |
1717 | req->grp_next = grp->grp_first; |
1859 | req->grp_next = grp->grp_first; |
1718 | |
1860 | |
… | |
… | |
1741 | av = newAV (); |
1883 | av = newAV (); |
1742 | |
1884 | |
1743 | for (i = 1; i < items; ++i ) |
1885 | for (i = 1; i < items; ++i ) |
1744 | av_push (av, newSVsv (ST (i))); |
1886 | av_push (av, newSVsv (ST (i))); |
1745 | |
1887 | |
1746 | SvREFCNT_dec (grp->data); |
1888 | SvREFCNT_dec (grp->sv1); |
1747 | grp->data = (SV *)av; |
1889 | grp->sv1 = (SV *)av; |
1748 | } |
1890 | } |
1749 | |
1891 | |
1750 | void |
1892 | void |
1751 | errno (aio_req grp, int errorno = errno) |
1893 | errno (aio_req grp, int errorno = errno) |
1752 | CODE: |
1894 | CODE: |
1753 | grp->errorno = errorno; |
1895 | grp->errorno = errorno; |
1754 | |
1896 | |
1755 | void |
1897 | void |
1756 | limit (aio_req grp, int limit) |
1898 | limit (aio_req grp, int limit) |
1757 | CODE: |
1899 | CODE: |
1758 | grp->fd2 = limit; |
1900 | grp->int2 = limit; |
1759 | aio_grp_feed (grp); |
1901 | aio_grp_feed (grp); |
1760 | |
1902 | |
1761 | void |
1903 | void |
1762 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1904 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1763 | CODE: |
1905 | CODE: |
1764 | { |
1906 | { |
1765 | SvREFCNT_dec (grp->fh2); |
1907 | SvREFCNT_dec (grp->sv2); |
1766 | grp->fh2 = newSVsv (callback); |
1908 | grp->sv2 = newSVsv (callback); |
1767 | |
1909 | |
1768 | if (grp->fd2 <= 0) |
1910 | if (grp->int2 <= 0) |
1769 | grp->fd2 = 2; |
1911 | grp->int2 = 2; |
1770 | |
1912 | |
1771 | aio_grp_feed (grp); |
1913 | aio_grp_feed (grp); |
1772 | } |
1914 | } |
1773 | |
1915 | |