… | |
… | |
325 | |
325 | |
326 | typedef ev_watcher *W; |
326 | typedef ev_watcher *W; |
327 | typedef ev_watcher_list *WL; |
327 | typedef ev_watcher_list *WL; |
328 | typedef ev_watcher_time *WT; |
328 | typedef ev_watcher_time *WT; |
329 | |
329 | |
|
|
330 | #define ev_active(w) ((W)(w))->active |
|
|
331 | #define ev_at(w) ((WT)(w))->at |
|
|
332 | |
330 | #if EV_USE_MONOTONIC |
333 | #if EV_USE_MONOTONIC |
331 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
334 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
332 | /* giving it a reasonably high chance of working on typical architetcures */ |
335 | /* giving it a reasonably high chance of working on typical architetcures */ |
333 | static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
336 | static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
334 | #endif |
337 | #endif |
… | |
… | |
360 | perror (msg); |
363 | perror (msg); |
361 | abort (); |
364 | abort (); |
362 | } |
365 | } |
363 | } |
366 | } |
364 | |
367 | |
|
|
368 | static void * |
|
|
369 | ev_realloc_emul (void *ptr, long size) |
|
|
370 | { |
|
|
371 | /* some systems, notably openbsd and darwin, fail to properly |
|
|
372 | * implement realloc (x, 0) (as required by both ansi c-98 and |
|
|
373 | * the single unix specification, so work around them here. |
|
|
374 | */ |
|
|
375 | |
|
|
376 | if (size) |
|
|
377 | return realloc (ptr, size); |
|
|
378 | |
|
|
379 | free (ptr); |
|
|
380 | return 0; |
|
|
381 | } |
|
|
382 | |
365 | static void *(*alloc)(void *ptr, long size); |
383 | static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; |
366 | |
384 | |
367 | void |
385 | void |
368 | ev_set_allocator (void *(*cb)(void *ptr, long size)) |
386 | ev_set_allocator (void *(*cb)(void *ptr, long size)) |
369 | { |
387 | { |
370 | alloc = cb; |
388 | alloc = cb; |
371 | } |
389 | } |
372 | |
390 | |
373 | inline_speed void * |
391 | inline_speed void * |
374 | ev_realloc (void *ptr, long size) |
392 | ev_realloc (void *ptr, long size) |
375 | { |
393 | { |
376 | ptr = alloc ? alloc (ptr, size) : realloc (ptr, size); |
394 | ptr = alloc (ptr, size); |
377 | |
395 | |
378 | if (!ptr && size) |
396 | if (!ptr && size) |
379 | { |
397 | { |
380 | fprintf (stderr, "libev: cannot allocate %ld bytes, aborting.", size); |
398 | fprintf (stderr, "libev: cannot allocate %ld bytes, aborting.", size); |
381 | abort (); |
399 | abort (); |
… | |
… | |
502 | } |
520 | } |
503 | } |
521 | } |
504 | |
522 | |
505 | /*****************************************************************************/ |
523 | /*****************************************************************************/ |
506 | |
524 | |
|
|
525 | #define MALLOC_ROUND 4096 /* prefer to allocate in chunks of this size, must be 2**n and >> 4 longs */ |
|
|
526 | |
507 | int inline_size |
527 | int inline_size |
508 | array_nextsize (int elem, int cur, int cnt) |
528 | array_nextsize (int elem, int cur, int cnt) |
509 | { |
529 | { |
510 | int ncur = cur + 1; |
530 | int ncur = cur + 1; |
511 | |
531 | |
512 | do |
532 | do |
513 | ncur <<= 1; |
533 | ncur <<= 1; |
514 | while (cnt > ncur); |
534 | while (cnt > ncur); |
515 | |
535 | |
516 | /* if size > 4096, round to 4096 - 4 * longs to accomodate malloc overhead */ |
536 | /* if size is large, round to MALLOC_ROUND - 4 * longs to accomodate malloc overhead */ |
517 | if (elem * ncur > 4096) |
537 | if (elem * ncur > MALLOC_ROUND - sizeof (void *) * 4) |
518 | { |
538 | { |
519 | ncur *= elem; |
539 | ncur *= elem; |
520 | ncur = (ncur + elem + 4095 + sizeof (void *) * 4) & ~4095; |
540 | ncur = (ncur + elem + (MALLOC_ROUND - 1) + sizeof (void *) * 4) & ~(MALLOC_ROUND - 1); |
521 | ncur = ncur - sizeof (void *) * 4; |
541 | ncur = ncur - sizeof (void *) * 4; |
522 | ncur /= elem; |
542 | ncur /= elem; |
523 | } |
543 | } |
524 | |
544 | |
525 | return ncur; |
545 | return ncur; |
… | |
… | |
739 | } |
759 | } |
740 | } |
760 | } |
741 | |
761 | |
742 | /*****************************************************************************/ |
762 | /*****************************************************************************/ |
743 | |
763 | |
|
|
764 | /* towards the root */ |
744 | void inline_speed |
765 | void inline_speed |
745 | upheap (WT *heap, int k) |
766 | upheap (WT *heap, int k) |
746 | { |
767 | { |
747 | WT w = heap [k]; |
768 | WT w = heap [k]; |
748 | |
769 | |
749 | while (k) |
770 | for (;;) |
750 | { |
771 | { |
751 | int p = (k - 1) >> 1; |
772 | int p = k >> 1; |
752 | |
773 | |
|
|
774 | /* maybe we could use a dummy element at heap [0]? */ |
753 | if (heap [p]->at <= w->at) |
775 | if (!p || heap [p]->at <= w->at) |
754 | break; |
776 | break; |
755 | |
777 | |
756 | heap [k] = heap [p]; |
778 | heap [k] = heap [p]; |
757 | ((W)heap [k])->active = k + 1; |
779 | ev_active (heap [k]) = k; |
758 | k = p; |
780 | k = p; |
759 | } |
781 | } |
760 | |
782 | |
761 | heap [k] = w; |
783 | heap [k] = w; |
762 | ((W)heap [k])->active = k + 1; |
784 | ev_active (heap [k]) = k; |
763 | } |
785 | } |
764 | |
786 | |
|
|
787 | /* away from the root */ |
765 | void inline_speed |
788 | void inline_speed |
766 | downheap (WT *heap, int N, int k) |
789 | downheap (WT *heap, int N, int k) |
767 | { |
790 | { |
768 | WT w = heap [k]; |
791 | WT w = heap [k]; |
769 | |
792 | |
770 | for (;;) |
793 | for (;;) |
771 | { |
794 | { |
772 | int c = (k << 1) + 1; |
795 | int c = k << 1; |
773 | |
796 | |
774 | if (c >= N) |
797 | if (c > N) |
775 | break; |
798 | break; |
776 | |
799 | |
777 | c += c + 1 < N && heap [c]->at > heap [c + 1]->at |
800 | c += c < N && heap [c]->at > heap [c + 1]->at |
778 | ? 1 : 0; |
801 | ? 1 : 0; |
779 | |
802 | |
780 | if (w->at <= heap [c]->at) |
803 | if (w->at <= heap [c]->at) |
781 | break; |
804 | break; |
782 | |
805 | |
783 | heap [k] = heap [c]; |
806 | heap [k] = heap [c]; |
784 | ((W)heap [k])->active = k + 1; |
807 | ev_active (heap [k]) = k; |
785 | |
808 | |
786 | k = c; |
809 | k = c; |
787 | } |
810 | } |
788 | |
811 | |
789 | heap [k] = w; |
812 | heap [k] = w; |
790 | ((W)heap [k])->active = k + 1; |
813 | ev_active (heap [k]) = k; |
791 | } |
814 | } |
792 | |
815 | |
793 | void inline_size |
816 | void inline_size |
794 | adjustheap (WT *heap, int N, int k) |
817 | adjustheap (WT *heap, int N, int k) |
795 | { |
818 | { |
… | |
… | |
891 | pipecb (EV_P_ ev_io *iow, int revents) |
914 | pipecb (EV_P_ ev_io *iow, int revents) |
892 | { |
915 | { |
893 | #if EV_USE_EVENTFD |
916 | #if EV_USE_EVENTFD |
894 | if (evfd >= 0) |
917 | if (evfd >= 0) |
895 | { |
918 | { |
896 | uint64_t counter = 1; |
919 | uint64_t counter; |
897 | read (evfd, &counter, sizeof (uint64_t)); |
920 | read (evfd, &counter, sizeof (uint64_t)); |
898 | } |
921 | } |
899 | else |
922 | else |
900 | #endif |
923 | #endif |
901 | { |
924 | { |
… | |
… | |
1170 | if (!(flags & EVFLAG_NOENV) |
1193 | if (!(flags & EVFLAG_NOENV) |
1171 | && !enable_secure () |
1194 | && !enable_secure () |
1172 | && getenv ("LIBEV_FLAGS")) |
1195 | && getenv ("LIBEV_FLAGS")) |
1173 | flags = atoi (getenv ("LIBEV_FLAGS")); |
1196 | flags = atoi (getenv ("LIBEV_FLAGS")); |
1174 | |
1197 | |
1175 | if (!(flags & 0x0000ffffUL)) |
1198 | if (!(flags & 0x0000ffffU)) |
1176 | flags |= ev_recommended_backends (); |
1199 | flags |= ev_recommended_backends (); |
1177 | |
1200 | |
1178 | #if EV_USE_PORT |
1201 | #if EV_USE_PORT |
1179 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
1202 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
1180 | #endif |
1203 | #endif |
… | |
… | |
1268 | #endif |
1291 | #endif |
1269 | |
1292 | |
1270 | backend = 0; |
1293 | backend = 0; |
1271 | } |
1294 | } |
1272 | |
1295 | |
|
|
1296 | #if EV_USE_INOTIFY |
1273 | void inline_size infy_fork (EV_P); |
1297 | void inline_size infy_fork (EV_P); |
|
|
1298 | #endif |
1274 | |
1299 | |
1275 | void inline_size |
1300 | void inline_size |
1276 | loop_fork (EV_P) |
1301 | loop_fork (EV_P) |
1277 | { |
1302 | { |
1278 | #if EV_USE_PORT |
1303 | #if EV_USE_PORT |
… | |
… | |
1345 | void |
1370 | void |
1346 | ev_loop_fork (EV_P) |
1371 | ev_loop_fork (EV_P) |
1347 | { |
1372 | { |
1348 | postfork = 1; /* must be in line with ev_default_fork */ |
1373 | postfork = 1; /* must be in line with ev_default_fork */ |
1349 | } |
1374 | } |
1350 | |
|
|
1351 | #endif |
1375 | #endif |
1352 | |
1376 | |
1353 | #if EV_MULTIPLICITY |
1377 | #if EV_MULTIPLICITY |
1354 | struct ev_loop * |
1378 | struct ev_loop * |
1355 | ev_default_loop_init (unsigned int flags) |
1379 | ev_default_loop_init (unsigned int flags) |
… | |
… | |
1436 | EV_CB_INVOKE (p->w, p->events); |
1460 | EV_CB_INVOKE (p->w, p->events); |
1437 | } |
1461 | } |
1438 | } |
1462 | } |
1439 | } |
1463 | } |
1440 | |
1464 | |
1441 | void inline_size |
|
|
1442 | timers_reify (EV_P) |
|
|
1443 | { |
|
|
1444 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
|
|
1445 | { |
|
|
1446 | ev_timer *w = (ev_timer *)timers [0]; |
|
|
1447 | |
|
|
1448 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
|
|
1449 | |
|
|
1450 | /* first reschedule or stop timer */ |
|
|
1451 | if (w->repeat) |
|
|
1452 | { |
|
|
1453 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1454 | |
|
|
1455 | ((WT)w)->at += w->repeat; |
|
|
1456 | if (((WT)w)->at < mn_now) |
|
|
1457 | ((WT)w)->at = mn_now; |
|
|
1458 | |
|
|
1459 | downheap (timers, timercnt, 0); |
|
|
1460 | } |
|
|
1461 | else |
|
|
1462 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1463 | |
|
|
1464 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
|
|
1465 | } |
|
|
1466 | } |
|
|
1467 | |
|
|
1468 | #if EV_PERIODIC_ENABLE |
|
|
1469 | void inline_size |
|
|
1470 | periodics_reify (EV_P) |
|
|
1471 | { |
|
|
1472 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
|
|
1473 | { |
|
|
1474 | ev_periodic *w = (ev_periodic *)periodics [0]; |
|
|
1475 | |
|
|
1476 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
|
|
1477 | |
|
|
1478 | /* first reschedule or stop timer */ |
|
|
1479 | if (w->reschedule_cb) |
|
|
1480 | { |
|
|
1481 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON); |
|
|
1482 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
|
|
1483 | downheap (periodics, periodiccnt, 0); |
|
|
1484 | } |
|
|
1485 | else if (w->interval) |
|
|
1486 | { |
|
|
1487 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1488 | if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval; |
|
|
1489 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now)); |
|
|
1490 | downheap (periodics, periodiccnt, 0); |
|
|
1491 | } |
|
|
1492 | else |
|
|
1493 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1494 | |
|
|
1495 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
|
|
1496 | } |
|
|
1497 | } |
|
|
1498 | |
|
|
1499 | static void noinline |
|
|
1500 | periodics_reschedule (EV_P) |
|
|
1501 | { |
|
|
1502 | int i; |
|
|
1503 | |
|
|
1504 | /* adjust periodics after time jump */ |
|
|
1505 | for (i = 0; i < periodiccnt; ++i) |
|
|
1506 | { |
|
|
1507 | ev_periodic *w = (ev_periodic *)periodics [i]; |
|
|
1508 | |
|
|
1509 | if (w->reschedule_cb) |
|
|
1510 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
|
|
1511 | else if (w->interval) |
|
|
1512 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1513 | } |
|
|
1514 | |
|
|
1515 | /* now rebuild the heap */ |
|
|
1516 | for (i = periodiccnt >> 1; i--; ) |
|
|
1517 | downheap (periodics, periodiccnt, i); |
|
|
1518 | } |
|
|
1519 | #endif |
|
|
1520 | |
|
|
1521 | #if EV_IDLE_ENABLE |
1465 | #if EV_IDLE_ENABLE |
1522 | void inline_size |
1466 | void inline_size |
1523 | idle_reify (EV_P) |
1467 | idle_reify (EV_P) |
1524 | { |
1468 | { |
1525 | if (expect_false (idleall)) |
1469 | if (expect_false (idleall)) |
… | |
… | |
1536 | queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE); |
1480 | queue_events (EV_A_ (W *)idles [pri], idlecnt [pri], EV_IDLE); |
1537 | break; |
1481 | break; |
1538 | } |
1482 | } |
1539 | } |
1483 | } |
1540 | } |
1484 | } |
|
|
1485 | } |
|
|
1486 | #endif |
|
|
1487 | |
|
|
1488 | void inline_size |
|
|
1489 | timers_reify (EV_P) |
|
|
1490 | { |
|
|
1491 | while (timercnt && ev_at (timers [1]) <= mn_now) |
|
|
1492 | { |
|
|
1493 | ev_timer *w = (ev_timer *)timers [1]; |
|
|
1494 | |
|
|
1495 | /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/ |
|
|
1496 | |
|
|
1497 | /* first reschedule or stop timer */ |
|
|
1498 | if (w->repeat) |
|
|
1499 | { |
|
|
1500 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1501 | |
|
|
1502 | ev_at (w) += w->repeat; |
|
|
1503 | if (ev_at (w) < mn_now) |
|
|
1504 | ev_at (w) = mn_now; |
|
|
1505 | |
|
|
1506 | downheap (timers, timercnt, 1); |
|
|
1507 | } |
|
|
1508 | else |
|
|
1509 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1510 | |
|
|
1511 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
|
|
1512 | } |
|
|
1513 | } |
|
|
1514 | |
|
|
1515 | #if EV_PERIODIC_ENABLE |
|
|
1516 | void inline_size |
|
|
1517 | periodics_reify (EV_P) |
|
|
1518 | { |
|
|
1519 | while (periodiccnt && ev_at (periodics [1]) <= ev_rt_now) |
|
|
1520 | { |
|
|
1521 | ev_periodic *w = (ev_periodic *)periodics [1]; |
|
|
1522 | |
|
|
1523 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
|
|
1524 | |
|
|
1525 | /* first reschedule or stop timer */ |
|
|
1526 | if (w->reschedule_cb) |
|
|
1527 | { |
|
|
1528 | ev_at (w) = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON); |
|
|
1529 | assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) > ev_rt_now)); |
|
|
1530 | downheap (periodics, periodiccnt, 1); |
|
|
1531 | } |
|
|
1532 | else if (w->interval) |
|
|
1533 | { |
|
|
1534 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1535 | if (ev_at (w) - ev_rt_now <= TIME_EPSILON) ev_at (w) += w->interval; |
|
|
1536 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ev_at (w) > ev_rt_now)); |
|
|
1537 | downheap (periodics, periodiccnt, 1); |
|
|
1538 | } |
|
|
1539 | else |
|
|
1540 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
|
|
1541 | |
|
|
1542 | ev_feed_event (EV_A_ (W)w, EV_PERIODIC); |
|
|
1543 | } |
|
|
1544 | } |
|
|
1545 | |
|
|
1546 | static void noinline |
|
|
1547 | periodics_reschedule (EV_P) |
|
|
1548 | { |
|
|
1549 | int i; |
|
|
1550 | |
|
|
1551 | /* adjust periodics after time jump */ |
|
|
1552 | for (i = 1; i <= periodiccnt; ++i) |
|
|
1553 | { |
|
|
1554 | ev_periodic *w = (ev_periodic *)periodics [i]; |
|
|
1555 | |
|
|
1556 | if (w->reschedule_cb) |
|
|
1557 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
|
|
1558 | else if (w->interval) |
|
|
1559 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1560 | } |
|
|
1561 | |
|
|
1562 | /* now rebuild the heap */ |
|
|
1563 | for (i = periodiccnt >> 1; i--; ) |
|
|
1564 | downheap (periodics, periodiccnt, i); |
1541 | } |
1565 | } |
1542 | #endif |
1566 | #endif |
1543 | |
1567 | |
1544 | void inline_speed |
1568 | void inline_speed |
1545 | time_update (EV_P_ ev_tstamp max_block) |
1569 | time_update (EV_P_ ev_tstamp max_block) |
… | |
… | |
1574 | */ |
1598 | */ |
1575 | for (i = 4; --i; ) |
1599 | for (i = 4; --i; ) |
1576 | { |
1600 | { |
1577 | rtmn_diff = ev_rt_now - mn_now; |
1601 | rtmn_diff = ev_rt_now - mn_now; |
1578 | |
1602 | |
1579 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1603 | if (expect_true (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP)) |
1580 | return; /* all is well */ |
1604 | return; /* all is well */ |
1581 | |
1605 | |
1582 | ev_rt_now = ev_time (); |
1606 | ev_rt_now = ev_time (); |
1583 | mn_now = get_clock (); |
1607 | mn_now = get_clock (); |
1584 | now_floor = mn_now; |
1608 | now_floor = mn_now; |
… | |
… | |
1599 | { |
1623 | { |
1600 | #if EV_PERIODIC_ENABLE |
1624 | #if EV_PERIODIC_ENABLE |
1601 | periodics_reschedule (EV_A); |
1625 | periodics_reschedule (EV_A); |
1602 | #endif |
1626 | #endif |
1603 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1627 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1604 | for (i = 0; i < timercnt; ++i) |
1628 | for (i = 1; i <= timercnt; ++i) |
1605 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1629 | ev_at (timers [i]) += ev_rt_now - mn_now; |
1606 | } |
1630 | } |
1607 | |
1631 | |
1608 | mn_now = ev_rt_now; |
1632 | mn_now = ev_rt_now; |
1609 | } |
1633 | } |
1610 | } |
1634 | } |
… | |
… | |
1680 | |
1704 | |
1681 | waittime = MAX_BLOCKTIME; |
1705 | waittime = MAX_BLOCKTIME; |
1682 | |
1706 | |
1683 | if (timercnt) |
1707 | if (timercnt) |
1684 | { |
1708 | { |
1685 | ev_tstamp to = ((WT)timers [0])->at - mn_now + backend_fudge; |
1709 | ev_tstamp to = ev_at (timers [1]) - mn_now + backend_fudge; |
1686 | if (waittime > to) waittime = to; |
1710 | if (waittime > to) waittime = to; |
1687 | } |
1711 | } |
1688 | |
1712 | |
1689 | #if EV_PERIODIC_ENABLE |
1713 | #if EV_PERIODIC_ENABLE |
1690 | if (periodiccnt) |
1714 | if (periodiccnt) |
1691 | { |
1715 | { |
1692 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + backend_fudge; |
1716 | ev_tstamp to = ev_at (periodics [1]) - ev_rt_now + backend_fudge; |
1693 | if (waittime > to) waittime = to; |
1717 | if (waittime > to) waittime = to; |
1694 | } |
1718 | } |
1695 | #endif |
1719 | #endif |
1696 | |
1720 | |
1697 | if (expect_false (waittime < timeout_blocktime)) |
1721 | if (expect_false (waittime < timeout_blocktime)) |
… | |
… | |
1863 | ev_timer_start (EV_P_ ev_timer *w) |
1887 | ev_timer_start (EV_P_ ev_timer *w) |
1864 | { |
1888 | { |
1865 | if (expect_false (ev_is_active (w))) |
1889 | if (expect_false (ev_is_active (w))) |
1866 | return; |
1890 | return; |
1867 | |
1891 | |
1868 | ((WT)w)->at += mn_now; |
1892 | ev_at (w) += mn_now; |
1869 | |
1893 | |
1870 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1894 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1871 | |
1895 | |
1872 | ev_start (EV_A_ (W)w, ++timercnt); |
1896 | ev_start (EV_A_ (W)w, ++timercnt); |
1873 | array_needsize (WT, timers, timermax, timercnt, EMPTY2); |
1897 | array_needsize (WT, timers, timermax, timercnt + 1, EMPTY2); |
1874 | timers [timercnt - 1] = (WT)w; |
1898 | timers [timercnt] = (WT)w; |
1875 | upheap (timers, timercnt - 1); |
1899 | upheap (timers, timercnt); |
1876 | |
1900 | |
1877 | /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/ |
1901 | /*assert (("internal timer heap corruption", timers [ev_active (w)] == w));*/ |
1878 | } |
1902 | } |
1879 | |
1903 | |
1880 | void noinline |
1904 | void noinline |
1881 | ev_timer_stop (EV_P_ ev_timer *w) |
1905 | ev_timer_stop (EV_P_ ev_timer *w) |
1882 | { |
1906 | { |
1883 | clear_pending (EV_A_ (W)w); |
1907 | clear_pending (EV_A_ (W)w); |
1884 | if (expect_false (!ev_is_active (w))) |
1908 | if (expect_false (!ev_is_active (w))) |
1885 | return; |
1909 | return; |
1886 | |
1910 | |
1887 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == (WT)w)); |
|
|
1888 | |
|
|
1889 | { |
1911 | { |
1890 | int active = ((W)w)->active; |
1912 | int active = ev_active (w); |
1891 | |
1913 | |
|
|
1914 | assert (("internal timer heap corruption", timers [active] == (WT)w)); |
|
|
1915 | |
1892 | if (expect_true (--active < --timercnt)) |
1916 | if (expect_true (active < timercnt)) |
1893 | { |
1917 | { |
1894 | timers [active] = timers [timercnt]; |
1918 | timers [active] = timers [timercnt]; |
1895 | adjustheap (timers, timercnt, active); |
1919 | adjustheap (timers, timercnt, active); |
1896 | } |
1920 | } |
|
|
1921 | |
|
|
1922 | --timercnt; |
1897 | } |
1923 | } |
1898 | |
1924 | |
1899 | ((WT)w)->at -= mn_now; |
1925 | ev_at (w) -= mn_now; |
1900 | |
1926 | |
1901 | ev_stop (EV_A_ (W)w); |
1927 | ev_stop (EV_A_ (W)w); |
1902 | } |
1928 | } |
1903 | |
1929 | |
1904 | void noinline |
1930 | void noinline |
… | |
… | |
1906 | { |
1932 | { |
1907 | if (ev_is_active (w)) |
1933 | if (ev_is_active (w)) |
1908 | { |
1934 | { |
1909 | if (w->repeat) |
1935 | if (w->repeat) |
1910 | { |
1936 | { |
1911 | ((WT)w)->at = mn_now + w->repeat; |
1937 | ev_at (w) = mn_now + w->repeat; |
1912 | adjustheap (timers, timercnt, ((W)w)->active - 1); |
1938 | adjustheap (timers, timercnt, ev_active (w)); |
1913 | } |
1939 | } |
1914 | else |
1940 | else |
1915 | ev_timer_stop (EV_A_ w); |
1941 | ev_timer_stop (EV_A_ w); |
1916 | } |
1942 | } |
1917 | else if (w->repeat) |
1943 | else if (w->repeat) |
1918 | { |
1944 | { |
1919 | w->at = w->repeat; |
1945 | ev_at (w) = w->repeat; |
1920 | ev_timer_start (EV_A_ w); |
1946 | ev_timer_start (EV_A_ w); |
1921 | } |
1947 | } |
1922 | } |
1948 | } |
1923 | |
1949 | |
1924 | #if EV_PERIODIC_ENABLE |
1950 | #if EV_PERIODIC_ENABLE |
… | |
… | |
1927 | { |
1953 | { |
1928 | if (expect_false (ev_is_active (w))) |
1954 | if (expect_false (ev_is_active (w))) |
1929 | return; |
1955 | return; |
1930 | |
1956 | |
1931 | if (w->reschedule_cb) |
1957 | if (w->reschedule_cb) |
1932 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1958 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
1933 | else if (w->interval) |
1959 | else if (w->interval) |
1934 | { |
1960 | { |
1935 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1961 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1936 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1962 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1937 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1963 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1938 | } |
1964 | } |
1939 | else |
1965 | else |
1940 | ((WT)w)->at = w->offset; |
1966 | ev_at (w) = w->offset; |
1941 | |
1967 | |
1942 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1968 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1943 | array_needsize (WT, periodics, periodicmax, periodiccnt, EMPTY2); |
1969 | array_needsize (WT, periodics, periodicmax, periodiccnt + 1, EMPTY2); |
1944 | periodics [periodiccnt - 1] = (WT)w; |
1970 | periodics [periodiccnt] = (WT)w; |
1945 | upheap (periodics, periodiccnt - 1); |
1971 | upheap (periodics, periodiccnt); |
1946 | |
1972 | |
1947 | /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/ |
1973 | /*assert (("internal periodic heap corruption", periodics [ev_active (w)] == w));*/ |
1948 | } |
1974 | } |
1949 | |
1975 | |
1950 | void noinline |
1976 | void noinline |
1951 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1977 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1952 | { |
1978 | { |
1953 | clear_pending (EV_A_ (W)w); |
1979 | clear_pending (EV_A_ (W)w); |
1954 | if (expect_false (!ev_is_active (w))) |
1980 | if (expect_false (!ev_is_active (w))) |
1955 | return; |
1981 | return; |
1956 | |
1982 | |
1957 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == (WT)w)); |
|
|
1958 | |
|
|
1959 | { |
1983 | { |
1960 | int active = ((W)w)->active; |
1984 | int active = ev_active (w); |
1961 | |
1985 | |
|
|
1986 | assert (("internal periodic heap corruption", periodics [active] == (WT)w)); |
|
|
1987 | |
1962 | if (expect_true (--active < --periodiccnt)) |
1988 | if (expect_true (active < periodiccnt)) |
1963 | { |
1989 | { |
1964 | periodics [active] = periodics [periodiccnt]; |
1990 | periodics [active] = periodics [periodiccnt]; |
1965 | adjustheap (periodics, periodiccnt, active); |
1991 | adjustheap (periodics, periodiccnt, active); |
1966 | } |
1992 | } |
|
|
1993 | |
|
|
1994 | --periodiccnt; |
1967 | } |
1995 | } |
1968 | |
1996 | |
1969 | ev_stop (EV_A_ (W)w); |
1997 | ev_stop (EV_A_ (W)w); |
1970 | } |
1998 | } |
1971 | |
1999 | |
… | |
… | |
2087 | if (w->wd < 0) |
2115 | if (w->wd < 0) |
2088 | { |
2116 | { |
2089 | ev_timer_start (EV_A_ &w->timer); /* this is not race-free, so we still need to recheck periodically */ |
2117 | ev_timer_start (EV_A_ &w->timer); /* this is not race-free, so we still need to recheck periodically */ |
2090 | |
2118 | |
2091 | /* monitor some parent directory for speedup hints */ |
2119 | /* monitor some parent directory for speedup hints */ |
|
|
2120 | /* note that exceeding the hardcoded limit is not a correctness issue, */ |
|
|
2121 | /* but an efficiency issue only */ |
2092 | if ((errno == ENOENT || errno == EACCES) && strlen (w->path) < 4096) |
2122 | if ((errno == ENOENT || errno == EACCES) && strlen (w->path) < 4096) |
2093 | { |
2123 | { |
2094 | char path [4096]; |
2124 | char path [4096]; |
2095 | strcpy (path, w->path); |
2125 | strcpy (path, w->path); |
2096 | |
2126 | |
… | |
… | |
2341 | clear_pending (EV_A_ (W)w); |
2371 | clear_pending (EV_A_ (W)w); |
2342 | if (expect_false (!ev_is_active (w))) |
2372 | if (expect_false (!ev_is_active (w))) |
2343 | return; |
2373 | return; |
2344 | |
2374 | |
2345 | { |
2375 | { |
2346 | int active = ((W)w)->active; |
2376 | int active = ev_active (w); |
2347 | |
2377 | |
2348 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2378 | idles [ABSPRI (w)][active - 1] = idles [ABSPRI (w)][--idlecnt [ABSPRI (w)]]; |
2349 | ((W)idles [ABSPRI (w)][active - 1])->active = active; |
2379 | ev_active (idles [ABSPRI (w)][active - 1]) = active; |
2350 | |
2380 | |
2351 | ev_stop (EV_A_ (W)w); |
2381 | ev_stop (EV_A_ (W)w); |
2352 | --idleall; |
2382 | --idleall; |
2353 | } |
2383 | } |
2354 | } |
2384 | } |
… | |
… | |
2371 | clear_pending (EV_A_ (W)w); |
2401 | clear_pending (EV_A_ (W)w); |
2372 | if (expect_false (!ev_is_active (w))) |
2402 | if (expect_false (!ev_is_active (w))) |
2373 | return; |
2403 | return; |
2374 | |
2404 | |
2375 | { |
2405 | { |
2376 | int active = ((W)w)->active; |
2406 | int active = ev_active (w); |
|
|
2407 | |
2377 | prepares [active - 1] = prepares [--preparecnt]; |
2408 | prepares [active - 1] = prepares [--preparecnt]; |
2378 | ((W)prepares [active - 1])->active = active; |
2409 | ev_active (prepares [active - 1]) = active; |
2379 | } |
2410 | } |
2380 | |
2411 | |
2381 | ev_stop (EV_A_ (W)w); |
2412 | ev_stop (EV_A_ (W)w); |
2382 | } |
2413 | } |
2383 | |
2414 | |
… | |
… | |
2398 | clear_pending (EV_A_ (W)w); |
2429 | clear_pending (EV_A_ (W)w); |
2399 | if (expect_false (!ev_is_active (w))) |
2430 | if (expect_false (!ev_is_active (w))) |
2400 | return; |
2431 | return; |
2401 | |
2432 | |
2402 | { |
2433 | { |
2403 | int active = ((W)w)->active; |
2434 | int active = ev_active (w); |
|
|
2435 | |
2404 | checks [active - 1] = checks [--checkcnt]; |
2436 | checks [active - 1] = checks [--checkcnt]; |
2405 | ((W)checks [active - 1])->active = active; |
2437 | ev_active (checks [active - 1]) = active; |
2406 | } |
2438 | } |
2407 | |
2439 | |
2408 | ev_stop (EV_A_ (W)w); |
2440 | ev_stop (EV_A_ (W)w); |
2409 | } |
2441 | } |
2410 | |
2442 | |
… | |
… | |
2506 | clear_pending (EV_A_ (W)w); |
2538 | clear_pending (EV_A_ (W)w); |
2507 | if (expect_false (!ev_is_active (w))) |
2539 | if (expect_false (!ev_is_active (w))) |
2508 | return; |
2540 | return; |
2509 | |
2541 | |
2510 | { |
2542 | { |
2511 | int active = ((W)w)->active; |
2543 | int active = ev_active (w); |
|
|
2544 | |
2512 | forks [active - 1] = forks [--forkcnt]; |
2545 | forks [active - 1] = forks [--forkcnt]; |
2513 | ((W)forks [active - 1])->active = active; |
2546 | ev_active (forks [active - 1]) = active; |
2514 | } |
2547 | } |
2515 | |
2548 | |
2516 | ev_stop (EV_A_ (W)w); |
2549 | ev_stop (EV_A_ (W)w); |
2517 | } |
2550 | } |
2518 | #endif |
2551 | #endif |
… | |
… | |
2537 | clear_pending (EV_A_ (W)w); |
2570 | clear_pending (EV_A_ (W)w); |
2538 | if (expect_false (!ev_is_active (w))) |
2571 | if (expect_false (!ev_is_active (w))) |
2539 | return; |
2572 | return; |
2540 | |
2573 | |
2541 | { |
2574 | { |
2542 | int active = ((W)w)->active; |
2575 | int active = ev_active (w); |
|
|
2576 | |
2543 | asyncs [active - 1] = asyncs [--asynccnt]; |
2577 | asyncs [active - 1] = asyncs [--asynccnt]; |
2544 | ((W)asyncs [active - 1])->active = active; |
2578 | ev_active (asyncs [active - 1]) = active; |
2545 | } |
2579 | } |
2546 | |
2580 | |
2547 | ev_stop (EV_A_ (W)w); |
2581 | ev_stop (EV_A_ (W)w); |
2548 | } |
2582 | } |
2549 | |
2583 | |