… | |
… | |
332 | # else |
332 | # else |
333 | # define EV_USE_LINUXAIO 0 |
333 | # define EV_USE_LINUXAIO 0 |
334 | # endif |
334 | # endif |
335 | #endif |
335 | #endif |
336 | |
336 | |
|
|
337 | #ifndef EV_USE_IOURING |
|
|
338 | # if __linux |
|
|
339 | # define EV_USE_IOURING 0 |
|
|
340 | # else |
|
|
341 | # define EV_USE_IOURING 0 |
|
|
342 | # endif |
|
|
343 | #endif |
|
|
344 | |
337 | #ifndef EV_USE_INOTIFY |
345 | #ifndef EV_USE_INOTIFY |
338 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
346 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
339 | # define EV_USE_INOTIFY EV_FEATURE_OS |
347 | # define EV_USE_INOTIFY EV_FEATURE_OS |
340 | # else |
348 | # else |
341 | # define EV_USE_INOTIFY 0 |
349 | # define EV_USE_INOTIFY 0 |
… | |
… | |
406 | # include <sys/syscall.h> |
414 | # include <sys/syscall.h> |
407 | # ifdef SYS_clock_gettime |
415 | # ifdef SYS_clock_gettime |
408 | # define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
416 | # define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
409 | # undef EV_USE_MONOTONIC |
417 | # undef EV_USE_MONOTONIC |
410 | # define EV_USE_MONOTONIC 1 |
418 | # define EV_USE_MONOTONIC 1 |
|
|
419 | # define EV_NEED_SYSCALL 1 |
411 | # else |
420 | # else |
412 | # undef EV_USE_CLOCK_SYSCALL |
421 | # undef EV_USE_CLOCK_SYSCALL |
413 | # define EV_USE_CLOCK_SYSCALL 0 |
422 | # define EV_USE_CLOCK_SYSCALL 0 |
414 | # endif |
423 | # endif |
415 | #endif |
424 | #endif |
… | |
… | |
438 | # endif |
447 | # endif |
439 | #endif |
448 | #endif |
440 | |
449 | |
441 | #if EV_USE_LINUXAIO |
450 | #if EV_USE_LINUXAIO |
442 | # include <sys/syscall.h> |
451 | # include <sys/syscall.h> |
443 | # if !SYS_io_getevents || !EV_USE_EPOLL /* ev_linxaio uses ev_poll.c:ev_epoll_create */ |
452 | # if SYS_io_getevents && EV_USE_EPOLL /* linuxaio backend requires epoll backend */ |
|
|
453 | # define EV_NEED_SYSCALL 1 |
|
|
454 | # else |
444 | # undef EV_USE_LINUXAIO |
455 | # undef EV_USE_LINUXAIO |
445 | # define EV_USE_LINUXAIO 0 |
456 | # define EV_USE_LINUXAIO 0 |
|
|
457 | # endif |
|
|
458 | #endif |
|
|
459 | |
|
|
460 | #if EV_USE_IOURING |
|
|
461 | # include <sys/syscall.h> |
|
|
462 | # if !SYS_io_uring_setup && __linux && !__alpha |
|
|
463 | # define SYS_io_uring_setup 425 |
|
|
464 | # define SYS_io_uring_enter 426 |
|
|
465 | # define SYS_io_uring_wregister 427 |
|
|
466 | # endif |
|
|
467 | # if SYS_io_uring_setup && EV_USE_EPOLL /* iouring backend requires epoll backend */ |
|
|
468 | # define EV_NEED_SYSCALL 1 |
|
|
469 | # else |
|
|
470 | # undef EV_USE_IOURING |
|
|
471 | # define EV_USE_IOURING 0 |
446 | # endif |
472 | # endif |
447 | #endif |
473 | #endif |
448 | |
474 | |
449 | #if EV_USE_INOTIFY |
475 | #if EV_USE_INOTIFY |
450 | # include <sys/statfs.h> |
476 | # include <sys/statfs.h> |
… | |
… | |
492 | uint32_t ssi_signo; |
518 | uint32_t ssi_signo; |
493 | char pad[128 - sizeof (uint32_t)]; |
519 | char pad[128 - sizeof (uint32_t)]; |
494 | }; |
520 | }; |
495 | #endif |
521 | #endif |
496 | |
522 | |
497 | /**/ |
523 | /*****************************************************************************/ |
498 | |
524 | |
499 | #if EV_VERIFY >= 3 |
525 | #if EV_VERIFY >= 3 |
500 | # define EV_FREQUENT_CHECK ev_verify (EV_A) |
526 | # define EV_FREQUENT_CHECK ev_verify (EV_A) |
501 | #else |
527 | #else |
502 | # define EV_FREQUENT_CHECK do { } while (0) |
528 | # define EV_FREQUENT_CHECK do { } while (0) |
… | |
… | |
507 | * This value is good at least till the year 4000. |
533 | * This value is good at least till the year 4000. |
508 | */ |
534 | */ |
509 | #define MIN_INTERVAL 0.0001220703125 /* 1/2**13, good till 4000 */ |
535 | #define MIN_INTERVAL 0.0001220703125 /* 1/2**13, good till 4000 */ |
510 | /*#define MIN_INTERVAL 0.00000095367431640625 /* 1/2**20, good till 2200 */ |
536 | /*#define MIN_INTERVAL 0.00000095367431640625 /* 1/2**20, good till 2200 */ |
511 | |
537 | |
512 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
538 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
513 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
539 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
514 | |
540 | |
|
|
541 | /* find a portable timestamp that is "always" in the future but fits into time_t. |
|
|
542 | * this is quite hard, and we are mostly guessing - we handle 32 bit signed/unsigned time_t, |
|
|
543 | * and sizes larger than 32 bit, and maybe the unlikely floating point time_t */ |
|
|
544 | #define EV_TSTAMP_HUGE \ |
|
|
545 | (sizeof (time_t) >= 8 ? 10000000000000. \ |
|
|
546 | : 0 < (time_t)4294967295 ? 4294967295. \ |
|
|
547 | : 2147483647.) \ |
|
|
548 | |
|
|
549 | #define EV_TS_TO_MSEC(a) a * 1e3 + 0.9999 |
|
|
550 | #define EV_TS_FROM_USEC(us) us * 1e-6 |
515 | #define EV_TV_SET(tv,t) do { tv.tv_sec = (long)t; tv.tv_usec = (long)((t - tv.tv_sec) * 1e6); } while (0) |
551 | #define EV_TV_SET(tv,t) do { tv.tv_sec = (long)t; tv.tv_usec = (long)((t - tv.tv_sec) * 1e6); } while (0) |
516 | #define EV_TS_SET(ts,t) do { ts.tv_sec = (long)t; ts.tv_nsec = (long)((t - ts.tv_sec) * 1e9); } while (0) |
552 | #define EV_TS_SET(ts,t) do { ts.tv_sec = (long)t; ts.tv_nsec = (long)((t - ts.tv_sec) * 1e9); } while (0) |
|
|
553 | #define EV_TV_GET(tv) ((tv).tv_sec + (tv).tv_usec * 1e-6) |
|
|
554 | #define EV_TS_GET(ts) ((ts).tv_sec + (ts).tv_nsec * 1e-9) |
517 | |
555 | |
518 | /* the following is ecb.h embedded into libev - use update_ev_c to update from an external copy */ |
556 | /* the following is ecb.h embedded into libev - use update_ev_c to update from an external copy */ |
519 | /* ECB.H BEGIN */ |
557 | /* ECB.H BEGIN */ |
520 | /* |
558 | /* |
521 | * libecb - http://software.schmorp.de/pkg/libecb |
559 | * libecb - http://software.schmorp.de/pkg/libecb |
… | |
… | |
1536 | /* ECB.H END */ |
1574 | /* ECB.H END */ |
1537 | |
1575 | |
1538 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
1576 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
1539 | /* if your architecture doesn't need memory fences, e.g. because it is |
1577 | /* if your architecture doesn't need memory fences, e.g. because it is |
1540 | * single-cpu/core, or if you use libev in a project that doesn't use libev |
1578 | * single-cpu/core, or if you use libev in a project that doesn't use libev |
1541 | * from multiple threads, then you can define ECB_AVOID_PTHREADS when compiling |
1579 | * from multiple threads, then you can define ECB_NO_THREADS when compiling |
1542 | * libev, in which cases the memory fences become nops. |
1580 | * libev, in which cases the memory fences become nops. |
1543 | * alternatively, you can remove this #error and link against libpthread, |
1581 | * alternatively, you can remove this #error and link against libpthread, |
1544 | * which will then provide the memory fences. |
1582 | * which will then provide the memory fences. |
1545 | */ |
1583 | */ |
1546 | # error "memory fences not defined for your architecture, please report" |
1584 | # error "memory fences not defined for your architecture, please report" |
… | |
… | |
1550 | # define ECB_MEMORY_FENCE do { } while (0) |
1588 | # define ECB_MEMORY_FENCE do { } while (0) |
1551 | # define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
1589 | # define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
1552 | # define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
1590 | # define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
1553 | #endif |
1591 | #endif |
1554 | |
1592 | |
1555 | #define expect_false(cond) ecb_expect_false (cond) |
|
|
1556 | #define expect_true(cond) ecb_expect_true (cond) |
|
|
1557 | #define noinline ecb_noinline |
|
|
1558 | |
|
|
1559 | #define inline_size ecb_inline |
1593 | #define inline_size ecb_inline |
1560 | |
1594 | |
1561 | #if EV_FEATURE_CODE |
1595 | #if EV_FEATURE_CODE |
1562 | # define inline_speed ecb_inline |
1596 | # define inline_speed ecb_inline |
1563 | #else |
1597 | #else |
1564 | # define inline_speed noinline static |
1598 | # define inline_speed ecb_noinline static |
1565 | #endif |
1599 | #endif |
|
|
1600 | |
|
|
1601 | /*****************************************************************************/ |
|
|
1602 | /* raw syscall wrappers */ |
|
|
1603 | |
|
|
1604 | #if EV_NEED_SYSCALL |
|
|
1605 | |
|
|
1606 | #include <sys/syscall.h> |
|
|
1607 | |
|
|
1608 | /* |
|
|
1609 | * define some syscall wrappers for common architectures |
|
|
1610 | * this is mostly for nice looks during debugging, not performance. |
|
|
1611 | * our syscalls return < 0, not == -1, on error. which is good |
|
|
1612 | * enough for linux aio. |
|
|
1613 | * TODO: arm is also common nowadays, maybe even mips and x86 |
|
|
1614 | * TODO: after implementing this, it suddenly looks like overkill, but its hard to remove... |
|
|
1615 | */ |
|
|
1616 | #if __GNUC__ && __linux && ECB_AMD64 && !defined __OPTIMIZE_SIZE__ |
|
|
1617 | /* the costly errno access probably kills this for size optimisation */ |
|
|
1618 | |
|
|
1619 | #define ev_syscall(nr,narg,arg1,arg2,arg3,arg4,arg5,arg6) \ |
|
|
1620 | ({ \ |
|
|
1621 | long res; \ |
|
|
1622 | register unsigned long r6 __asm__ ("r9" ); \ |
|
|
1623 | register unsigned long r5 __asm__ ("r8" ); \ |
|
|
1624 | register unsigned long r4 __asm__ ("r10"); \ |
|
|
1625 | register unsigned long r3 __asm__ ("rdx"); \ |
|
|
1626 | register unsigned long r2 __asm__ ("rsi"); \ |
|
|
1627 | register unsigned long r1 __asm__ ("rdi"); \ |
|
|
1628 | if (narg >= 6) r6 = (unsigned long)(arg6); \ |
|
|
1629 | if (narg >= 5) r5 = (unsigned long)(arg5); \ |
|
|
1630 | if (narg >= 4) r4 = (unsigned long)(arg4); \ |
|
|
1631 | if (narg >= 3) r3 = (unsigned long)(arg3); \ |
|
|
1632 | if (narg >= 2) r2 = (unsigned long)(arg2); \ |
|
|
1633 | if (narg >= 1) r1 = (unsigned long)(arg1); \ |
|
|
1634 | __asm__ __volatile__ ( \ |
|
|
1635 | "syscall\n\t" \ |
|
|
1636 | : "=a" (res) \ |
|
|
1637 | : "0" (nr), "r" (r1), "r" (r2), "r" (r3), "r" (r4), "r" (r5) \ |
|
|
1638 | : "cc", "r11", "cx", "memory"); \ |
|
|
1639 | errno = -res; \ |
|
|
1640 | res; \ |
|
|
1641 | }) |
|
|
1642 | |
|
|
1643 | #endif |
|
|
1644 | |
|
|
1645 | #ifdef ev_syscall |
|
|
1646 | #define ev_syscall0(nr) ev_syscall (nr, 0, 0, 0, 0, 0, 0, 0) |
|
|
1647 | #define ev_syscall1(nr,arg1) ev_syscall (nr, 1, arg1, 0, 0, 0, 0, 0) |
|
|
1648 | #define ev_syscall2(nr,arg1,arg2) ev_syscall (nr, 2, arg1, arg2, 0, 0, 0, 0) |
|
|
1649 | #define ev_syscall3(nr,arg1,arg2,arg3) ev_syscall (nr, 3, arg1, arg2, arg3, 0, 0, 0) |
|
|
1650 | #define ev_syscall4(nr,arg1,arg2,arg3,arg4) ev_syscall (nr, 3, arg1, arg2, arg3, arg4, 0, 0) |
|
|
1651 | #define ev_syscall5(nr,arg1,arg2,arg3,arg4,arg5) ev_syscall (nr, 5, arg1, arg2, arg3, arg4, arg5, 0) |
|
|
1652 | #define ev_syscall6(nr,arg1,arg2,arg3,arg4,arg5,arg6) ev_syscall (nr, 6, arg1, arg2, arg3, arg4, arg5,arg6) |
|
|
1653 | #else |
|
|
1654 | #define ev_syscall0(nr) syscall (nr) |
|
|
1655 | #define ev_syscall1(nr,arg1) syscall (nr, arg1) |
|
|
1656 | #define ev_syscall2(nr,arg1,arg2) syscall (nr, arg1, arg2) |
|
|
1657 | #define ev_syscall3(nr,arg1,arg2,arg3) syscall (nr, arg1, arg2, arg3) |
|
|
1658 | #define ev_syscall4(nr,arg1,arg2,arg3,arg4) syscall (nr, arg1, arg2, arg3, arg4) |
|
|
1659 | #define ev_syscall5(nr,arg1,arg2,arg3,arg4,arg5) syscall (nr, arg1, arg2, arg3, arg4, arg5) |
|
|
1660 | #define ev_syscall6(nr,arg1,arg2,arg3,arg4,arg5,arg6) syscall (nr, arg1, arg2, arg3, arg4, arg5,arg6) |
|
|
1661 | #endif |
|
|
1662 | |
|
|
1663 | #endif |
|
|
1664 | |
|
|
1665 | /*****************************************************************************/ |
1566 | |
1666 | |
1567 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
1667 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
1568 | |
1668 | |
1569 | #if EV_MINPRI == EV_MAXPRI |
1669 | #if EV_MINPRI == EV_MAXPRI |
1570 | # define ABSPRI(w) (((W)w), 0) |
1670 | # define ABSPRI(w) (((W)w), 0) |
… | |
… | |
1619 | #else |
1719 | #else |
1620 | |
1720 | |
1621 | #include <float.h> |
1721 | #include <float.h> |
1622 | |
1722 | |
1623 | /* a floor() replacement function, should be independent of ev_tstamp type */ |
1723 | /* a floor() replacement function, should be independent of ev_tstamp type */ |
1624 | noinline |
1724 | ecb_noinline |
1625 | static ev_tstamp |
1725 | static ev_tstamp |
1626 | ev_floor (ev_tstamp v) |
1726 | ev_floor (ev_tstamp v) |
1627 | { |
1727 | { |
1628 | /* the choice of shift factor is not terribly important */ |
1728 | /* the choice of shift factor is not terribly important */ |
1629 | #if FLT_RADIX != 2 /* assume FLT_RADIX == 10 */ |
1729 | #if FLT_RADIX != 2 /* assume FLT_RADIX == 10 */ |
1630 | const ev_tstamp shift = sizeof (unsigned long) >= 8 ? 10000000000000000000. : 1000000000.; |
1730 | const ev_tstamp shift = sizeof (unsigned long) >= 8 ? 10000000000000000000. : 1000000000.; |
1631 | #else |
1731 | #else |
1632 | const ev_tstamp shift = sizeof (unsigned long) >= 8 ? 18446744073709551616. : 4294967296.; |
1732 | const ev_tstamp shift = sizeof (unsigned long) >= 8 ? 18446744073709551616. : 4294967296.; |
1633 | #endif |
1733 | #endif |
1634 | |
1734 | |
|
|
1735 | /* special treatment for negative arguments */ |
|
|
1736 | if (ecb_expect_false (v < 0.)) |
|
|
1737 | { |
|
|
1738 | ev_tstamp f = -ev_floor (-v); |
|
|
1739 | |
|
|
1740 | return f - (f == v ? 0 : 1); |
|
|
1741 | } |
|
|
1742 | |
1635 | /* argument too large for an unsigned long? */ |
1743 | /* argument too large for an unsigned long? then reduce it */ |
1636 | if (expect_false (v >= shift)) |
1744 | if (ecb_expect_false (v >= shift)) |
1637 | { |
1745 | { |
1638 | ev_tstamp f; |
1746 | ev_tstamp f; |
1639 | |
1747 | |
1640 | if (v == v - 1.) |
1748 | if (v == v - 1.) |
1641 | return v; /* very large number */ |
1749 | return v; /* very large numbers are assumed to be integer */ |
1642 | |
1750 | |
1643 | f = shift * ev_floor (v * (1. / shift)); |
1751 | f = shift * ev_floor (v * (1. / shift)); |
1644 | return f + ev_floor (v - f); |
1752 | return f + ev_floor (v - f); |
1645 | } |
1753 | } |
1646 | |
1754 | |
1647 | /* special treatment for negative args? */ |
|
|
1648 | if (expect_false (v < 0.)) |
|
|
1649 | { |
|
|
1650 | ev_tstamp f = -ev_floor (-v); |
|
|
1651 | |
|
|
1652 | return f - (f == v ? 0 : 1); |
|
|
1653 | } |
|
|
1654 | |
|
|
1655 | /* fits into an unsigned long */ |
1755 | /* fits into an unsigned long */ |
1656 | return (unsigned long)v; |
1756 | return (unsigned long)v; |
1657 | } |
1757 | } |
1658 | |
1758 | |
1659 | #endif |
1759 | #endif |
… | |
… | |
1662 | |
1762 | |
1663 | #ifdef __linux |
1763 | #ifdef __linux |
1664 | # include <sys/utsname.h> |
1764 | # include <sys/utsname.h> |
1665 | #endif |
1765 | #endif |
1666 | |
1766 | |
1667 | noinline ecb_cold |
1767 | ecb_noinline ecb_cold |
1668 | static unsigned int |
1768 | static unsigned int |
1669 | ev_linux_version (void) |
1769 | ev_linux_version (void) |
1670 | { |
1770 | { |
1671 | #ifdef __linux |
1771 | #ifdef __linux |
1672 | unsigned int v = 0; |
1772 | unsigned int v = 0; |
… | |
… | |
1702 | } |
1802 | } |
1703 | |
1803 | |
1704 | /*****************************************************************************/ |
1804 | /*****************************************************************************/ |
1705 | |
1805 | |
1706 | #if EV_AVOID_STDIO |
1806 | #if EV_AVOID_STDIO |
1707 | noinline ecb_cold |
1807 | ecb_noinline ecb_cold |
1708 | static void |
1808 | static void |
1709 | ev_printerr (const char *msg) |
1809 | ev_printerr (const char *msg) |
1710 | { |
1810 | { |
1711 | write (STDERR_FILENO, msg, strlen (msg)); |
1811 | write (STDERR_FILENO, msg, strlen (msg)); |
1712 | } |
1812 | } |
… | |
… | |
1719 | ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT |
1819 | ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT |
1720 | { |
1820 | { |
1721 | syserr_cb = cb; |
1821 | syserr_cb = cb; |
1722 | } |
1822 | } |
1723 | |
1823 | |
1724 | noinline ecb_cold |
1824 | ecb_noinline ecb_cold |
1725 | static void |
1825 | static void |
1726 | ev_syserr (const char *msg) |
1826 | ev_syserr (const char *msg) |
1727 | { |
1827 | { |
1728 | if (!msg) |
1828 | if (!msg) |
1729 | msg = "(libev) system error"; |
1829 | msg = "(libev) system error"; |
… | |
… | |
1801 | { |
1901 | { |
1802 | WL head; |
1902 | WL head; |
1803 | unsigned char events; /* the events watched for */ |
1903 | unsigned char events; /* the events watched for */ |
1804 | unsigned char reify; /* flag set when this ANFD needs reification (EV_ANFD_REIFY, EV__IOFDSET) */ |
1904 | unsigned char reify; /* flag set when this ANFD needs reification (EV_ANFD_REIFY, EV__IOFDSET) */ |
1805 | unsigned char emask; /* some backends store the actual kernel mask in here */ |
1905 | unsigned char emask; /* some backends store the actual kernel mask in here */ |
1806 | unsigned char unused; |
1906 | unsigned char eflags; /* flags field for use by backends */ |
1807 | #if EV_USE_EPOLL |
1907 | #if EV_USE_EPOLL |
1808 | unsigned int egen; /* generation counter to counter epoll bugs */ |
1908 | unsigned int egen; /* generation counter to counter epoll bugs */ |
1809 | #endif |
1909 | #endif |
1810 | #if EV_SELECT_IS_WINSOCKET || EV_USE_IOCP |
1910 | #if EV_SELECT_IS_WINSOCKET || EV_USE_IOCP |
1811 | SOCKET handle; |
1911 | SOCKET handle; |
… | |
… | |
1875 | static int ev_default_loop_ptr; |
1975 | static int ev_default_loop_ptr; |
1876 | |
1976 | |
1877 | #endif |
1977 | #endif |
1878 | |
1978 | |
1879 | #if EV_FEATURE_API |
1979 | #if EV_FEATURE_API |
1880 | # define EV_RELEASE_CB if (expect_false (release_cb)) release_cb (EV_A) |
1980 | # define EV_RELEASE_CB if (ecb_expect_false (release_cb)) release_cb (EV_A) |
1881 | # define EV_ACQUIRE_CB if (expect_false (acquire_cb)) acquire_cb (EV_A) |
1981 | # define EV_ACQUIRE_CB if (ecb_expect_false (acquire_cb)) acquire_cb (EV_A) |
1882 | # define EV_INVOKE_PENDING invoke_cb (EV_A) |
1982 | # define EV_INVOKE_PENDING invoke_cb (EV_A) |
1883 | #else |
1983 | #else |
1884 | # define EV_RELEASE_CB (void)0 |
1984 | # define EV_RELEASE_CB (void)0 |
1885 | # define EV_ACQUIRE_CB (void)0 |
1985 | # define EV_ACQUIRE_CB (void)0 |
1886 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
1986 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
… | |
… | |
1893 | #ifndef EV_HAVE_EV_TIME |
1993 | #ifndef EV_HAVE_EV_TIME |
1894 | ev_tstamp |
1994 | ev_tstamp |
1895 | ev_time (void) EV_NOEXCEPT |
1995 | ev_time (void) EV_NOEXCEPT |
1896 | { |
1996 | { |
1897 | #if EV_USE_REALTIME |
1997 | #if EV_USE_REALTIME |
1898 | if (expect_true (have_realtime)) |
1998 | if (ecb_expect_true (have_realtime)) |
1899 | { |
1999 | { |
1900 | struct timespec ts; |
2000 | struct timespec ts; |
1901 | clock_gettime (CLOCK_REALTIME, &ts); |
2001 | clock_gettime (CLOCK_REALTIME, &ts); |
1902 | return ts.tv_sec + ts.tv_nsec * 1e-9; |
2002 | return EV_TS_GET (ts); |
1903 | } |
2003 | } |
1904 | #endif |
2004 | #endif |
1905 | |
2005 | |
1906 | struct timeval tv; |
2006 | struct timeval tv; |
1907 | gettimeofday (&tv, 0); |
2007 | gettimeofday (&tv, 0); |
1908 | return tv.tv_sec + tv.tv_usec * 1e-6; |
2008 | return EV_TV_GET (tv); |
1909 | } |
2009 | } |
1910 | #endif |
2010 | #endif |
1911 | |
2011 | |
1912 | inline_size ev_tstamp |
2012 | inline_size ev_tstamp |
1913 | get_clock (void) |
2013 | get_clock (void) |
1914 | { |
2014 | { |
1915 | #if EV_USE_MONOTONIC |
2015 | #if EV_USE_MONOTONIC |
1916 | if (expect_true (have_monotonic)) |
2016 | if (ecb_expect_true (have_monotonic)) |
1917 | { |
2017 | { |
1918 | struct timespec ts; |
2018 | struct timespec ts; |
1919 | clock_gettime (CLOCK_MONOTONIC, &ts); |
2019 | clock_gettime (CLOCK_MONOTONIC, &ts); |
1920 | return ts.tv_sec + ts.tv_nsec * 1e-9; |
2020 | return EV_TS_GET (ts); |
1921 | } |
2021 | } |
1922 | #endif |
2022 | #endif |
1923 | |
2023 | |
1924 | return ev_time (); |
2024 | return ev_time (); |
1925 | } |
2025 | } |
… | |
… | |
1943 | EV_TS_SET (ts, delay); |
2043 | EV_TS_SET (ts, delay); |
1944 | nanosleep (&ts, 0); |
2044 | nanosleep (&ts, 0); |
1945 | #elif defined _WIN32 |
2045 | #elif defined _WIN32 |
1946 | /* maybe this should round up, as ms is very low resolution */ |
2046 | /* maybe this should round up, as ms is very low resolution */ |
1947 | /* compared to select (µs) or nanosleep (ns) */ |
2047 | /* compared to select (µs) or nanosleep (ns) */ |
1948 | Sleep ((unsigned long)(delay * 1e3)); |
2048 | Sleep ((unsigned long)(EV_TS_TO_MSEC (delay))); |
1949 | #else |
2049 | #else |
1950 | struct timeval tv; |
2050 | struct timeval tv; |
1951 | |
2051 | |
1952 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
2052 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
1953 | /* something not guaranteed by newer posix versions, but guaranteed */ |
2053 | /* something not guaranteed by newer posix versions, but guaranteed */ |
… | |
… | |
1983 | } |
2083 | } |
1984 | |
2084 | |
1985 | return ncur; |
2085 | return ncur; |
1986 | } |
2086 | } |
1987 | |
2087 | |
1988 | noinline ecb_cold |
2088 | ecb_noinline ecb_cold |
1989 | static void * |
2089 | static void * |
1990 | array_realloc (int elem, void *base, int *cur, int cnt) |
2090 | array_realloc (int elem, void *base, int *cur, int cnt) |
1991 | { |
2091 | { |
1992 | *cur = array_nextsize (elem, *cur, cnt); |
2092 | *cur = array_nextsize (elem, *cur, cnt); |
1993 | return ev_realloc (base, elem * *cur); |
2093 | return ev_realloc (base, elem * *cur); |
… | |
… | |
1997 | |
2097 | |
1998 | #define array_needsize_zerofill(base,offset,count) \ |
2098 | #define array_needsize_zerofill(base,offset,count) \ |
1999 | memset ((void *)(base + offset), 0, sizeof (*(base)) * (count)) |
2099 | memset ((void *)(base + offset), 0, sizeof (*(base)) * (count)) |
2000 | |
2100 | |
2001 | #define array_needsize(type,base,cur,cnt,init) \ |
2101 | #define array_needsize(type,base,cur,cnt,init) \ |
2002 | if (expect_false ((cnt) > (cur))) \ |
2102 | if (ecb_expect_false ((cnt) > (cur))) \ |
2003 | { \ |
2103 | { \ |
2004 | ecb_unused int ocur_ = (cur); \ |
2104 | ecb_unused int ocur_ = (cur); \ |
2005 | (base) = (type *)array_realloc \ |
2105 | (base) = (type *)array_realloc \ |
2006 | (sizeof (type), (base), &(cur), (cnt)); \ |
2106 | (sizeof (type), (base), &(cur), (cnt)); \ |
2007 | init ((base), ocur_, ((cur) - ocur_)); \ |
2107 | init ((base), ocur_, ((cur) - ocur_)); \ |
… | |
… | |
2021 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; stem ## s idx = 0 |
2121 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; stem ## s idx = 0 |
2022 | |
2122 | |
2023 | /*****************************************************************************/ |
2123 | /*****************************************************************************/ |
2024 | |
2124 | |
2025 | /* dummy callback for pending events */ |
2125 | /* dummy callback for pending events */ |
2026 | noinline |
2126 | ecb_noinline |
2027 | static void |
2127 | static void |
2028 | pendingcb (EV_P_ ev_prepare *w, int revents) |
2128 | pendingcb (EV_P_ ev_prepare *w, int revents) |
2029 | { |
2129 | { |
2030 | } |
2130 | } |
2031 | |
2131 | |
2032 | noinline |
2132 | ecb_noinline |
2033 | void |
2133 | void |
2034 | ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT |
2134 | ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT |
2035 | { |
2135 | { |
2036 | W w_ = (W)w; |
2136 | W w_ = (W)w; |
2037 | int pri = ABSPRI (w_); |
2137 | int pri = ABSPRI (w_); |
2038 | |
2138 | |
2039 | if (expect_false (w_->pending)) |
2139 | if (ecb_expect_false (w_->pending)) |
2040 | pendings [pri][w_->pending - 1].events |= revents; |
2140 | pendings [pri][w_->pending - 1].events |= revents; |
2041 | else |
2141 | else |
2042 | { |
2142 | { |
2043 | w_->pending = ++pendingcnt [pri]; |
2143 | w_->pending = ++pendingcnt [pri]; |
2044 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, array_needsize_noinit); |
2144 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, array_needsize_noinit); |
… | |
… | |
2095 | inline_speed void |
2195 | inline_speed void |
2096 | fd_event (EV_P_ int fd, int revents) |
2196 | fd_event (EV_P_ int fd, int revents) |
2097 | { |
2197 | { |
2098 | ANFD *anfd = anfds + fd; |
2198 | ANFD *anfd = anfds + fd; |
2099 | |
2199 | |
2100 | if (expect_true (!anfd->reify)) |
2200 | if (ecb_expect_true (!anfd->reify)) |
2101 | fd_event_nocheck (EV_A_ fd, revents); |
2201 | fd_event_nocheck (EV_A_ fd, revents); |
2102 | } |
2202 | } |
2103 | |
2203 | |
2104 | void |
2204 | void |
2105 | ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT |
2205 | ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT |
… | |
… | |
2147 | ev_io *w; |
2247 | ev_io *w; |
2148 | |
2248 | |
2149 | unsigned char o_events = anfd->events; |
2249 | unsigned char o_events = anfd->events; |
2150 | unsigned char o_reify = anfd->reify; |
2250 | unsigned char o_reify = anfd->reify; |
2151 | |
2251 | |
2152 | anfd->reify = 0; |
2252 | anfd->reify = 0; |
2153 | |
2253 | |
2154 | /*if (expect_true (o_reify & EV_ANFD_REIFY)) probably a deoptimisation */ |
2254 | /*if (ecb_expect_true (o_reify & EV_ANFD_REIFY)) probably a deoptimisation */ |
2155 | { |
2255 | { |
2156 | anfd->events = 0; |
2256 | anfd->events = 0; |
2157 | |
2257 | |
2158 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
2258 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
2159 | anfd->events |= (unsigned char)w->events; |
2259 | anfd->events |= (unsigned char)w->events; |
… | |
… | |
2175 | fd_change (EV_P_ int fd, int flags) |
2275 | fd_change (EV_P_ int fd, int flags) |
2176 | { |
2276 | { |
2177 | unsigned char reify = anfds [fd].reify; |
2277 | unsigned char reify = anfds [fd].reify; |
2178 | anfds [fd].reify |= flags; |
2278 | anfds [fd].reify |= flags; |
2179 | |
2279 | |
2180 | if (expect_true (!reify)) |
2280 | if (ecb_expect_true (!reify)) |
2181 | { |
2281 | { |
2182 | ++fdchangecnt; |
2282 | ++fdchangecnt; |
2183 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, array_needsize_noinit); |
2283 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, array_needsize_noinit); |
2184 | fdchanges [fdchangecnt - 1] = fd; |
2284 | fdchanges [fdchangecnt - 1] = fd; |
2185 | } |
2285 | } |
… | |
… | |
2208 | return fcntl (fd, F_GETFD) != -1; |
2308 | return fcntl (fd, F_GETFD) != -1; |
2209 | #endif |
2309 | #endif |
2210 | } |
2310 | } |
2211 | |
2311 | |
2212 | /* called on EBADF to verify fds */ |
2312 | /* called on EBADF to verify fds */ |
2213 | noinline ecb_cold |
2313 | ecb_noinline ecb_cold |
2214 | static void |
2314 | static void |
2215 | fd_ebadf (EV_P) |
2315 | fd_ebadf (EV_P) |
2216 | { |
2316 | { |
2217 | int fd; |
2317 | int fd; |
2218 | |
2318 | |
… | |
… | |
2221 | if (!fd_valid (fd) && errno == EBADF) |
2321 | if (!fd_valid (fd) && errno == EBADF) |
2222 | fd_kill (EV_A_ fd); |
2322 | fd_kill (EV_A_ fd); |
2223 | } |
2323 | } |
2224 | |
2324 | |
2225 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
2325 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
2226 | noinline ecb_cold |
2326 | ecb_noinline ecb_cold |
2227 | static void |
2327 | static void |
2228 | fd_enomem (EV_P) |
2328 | fd_enomem (EV_P) |
2229 | { |
2329 | { |
2230 | int fd; |
2330 | int fd; |
2231 | |
2331 | |
… | |
… | |
2236 | break; |
2336 | break; |
2237 | } |
2337 | } |
2238 | } |
2338 | } |
2239 | |
2339 | |
2240 | /* usually called after fork if backend needs to re-arm all fds from scratch */ |
2340 | /* usually called after fork if backend needs to re-arm all fds from scratch */ |
2241 | noinline |
2341 | ecb_noinline |
2242 | static void |
2342 | static void |
2243 | fd_rearm_all (EV_P) |
2343 | fd_rearm_all (EV_P) |
2244 | { |
2344 | { |
2245 | int fd; |
2345 | int fd; |
2246 | |
2346 | |
… | |
… | |
2300 | ev_tstamp minat; |
2400 | ev_tstamp minat; |
2301 | ANHE *minpos; |
2401 | ANHE *minpos; |
2302 | ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0 + 1; |
2402 | ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0 + 1; |
2303 | |
2403 | |
2304 | /* find minimum child */ |
2404 | /* find minimum child */ |
2305 | if (expect_true (pos + DHEAP - 1 < E)) |
2405 | if (ecb_expect_true (pos + DHEAP - 1 < E)) |
2306 | { |
2406 | { |
2307 | /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
2407 | /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
2308 | if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
2408 | if ( minat > ANHE_at (pos [1])) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
2309 | if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
2409 | if ( minat > ANHE_at (pos [2])) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
2310 | if ( ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
2410 | if ( minat > ANHE_at (pos [3])) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
2311 | } |
2411 | } |
2312 | else if (pos < E) |
2412 | else if (pos < E) |
2313 | { |
2413 | { |
2314 | /* slow path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
2414 | /* slow path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
2315 | if (pos + 1 < E && ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
2415 | if (pos + 1 < E && minat > ANHE_at (pos [1])) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
2316 | if (pos + 2 < E && ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
2416 | if (pos + 2 < E && minat > ANHE_at (pos [2])) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
2317 | if (pos + 3 < E && ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
2417 | if (pos + 3 < E && minat > ANHE_at (pos [3])) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
2318 | } |
2418 | } |
2319 | else |
2419 | else |
2320 | break; |
2420 | break; |
2321 | |
2421 | |
2322 | if (ANHE_at (he) <= minat) |
2422 | if (ANHE_at (he) <= minat) |
… | |
… | |
2330 | |
2430 | |
2331 | heap [k] = he; |
2431 | heap [k] = he; |
2332 | ev_active (ANHE_w (he)) = k; |
2432 | ev_active (ANHE_w (he)) = k; |
2333 | } |
2433 | } |
2334 | |
2434 | |
2335 | #else /* 4HEAP */ |
2435 | #else /* not 4HEAP */ |
2336 | |
2436 | |
2337 | #define HEAP0 1 |
2437 | #define HEAP0 1 |
2338 | #define HPARENT(k) ((k) >> 1) |
2438 | #define HPARENT(k) ((k) >> 1) |
2339 | #define UPHEAP_DONE(p,k) (!(p)) |
2439 | #define UPHEAP_DONE(p,k) (!(p)) |
2340 | |
2440 | |
… | |
… | |
2428 | |
2528 | |
2429 | /*****************************************************************************/ |
2529 | /*****************************************************************************/ |
2430 | |
2530 | |
2431 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
2531 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
2432 | |
2532 | |
2433 | noinline ecb_cold |
2533 | ecb_noinline ecb_cold |
2434 | static void |
2534 | static void |
2435 | evpipe_init (EV_P) |
2535 | evpipe_init (EV_P) |
2436 | { |
2536 | { |
2437 | if (!ev_is_active (&pipe_w)) |
2537 | if (!ev_is_active (&pipe_w)) |
2438 | { |
2538 | { |
… | |
… | |
2479 | inline_speed void |
2579 | inline_speed void |
2480 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
2580 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
2481 | { |
2581 | { |
2482 | ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */ |
2582 | ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */ |
2483 | |
2583 | |
2484 | if (expect_true (*flag)) |
2584 | if (ecb_expect_true (*flag)) |
2485 | return; |
2585 | return; |
2486 | |
2586 | |
2487 | *flag = 1; |
2587 | *flag = 1; |
2488 | ECB_MEMORY_FENCE_RELEASE; /* make sure flag is visible before the wakeup */ |
2588 | ECB_MEMORY_FENCE_RELEASE; /* make sure flag is visible before the wakeup */ |
2489 | |
2589 | |
… | |
… | |
2566 | sig_pending = 0; |
2666 | sig_pending = 0; |
2567 | |
2667 | |
2568 | ECB_MEMORY_FENCE; |
2668 | ECB_MEMORY_FENCE; |
2569 | |
2669 | |
2570 | for (i = EV_NSIG - 1; i--; ) |
2670 | for (i = EV_NSIG - 1; i--; ) |
2571 | if (expect_false (signals [i].pending)) |
2671 | if (ecb_expect_false (signals [i].pending)) |
2572 | ev_feed_signal_event (EV_A_ i + 1); |
2672 | ev_feed_signal_event (EV_A_ i + 1); |
2573 | } |
2673 | } |
2574 | #endif |
2674 | #endif |
2575 | |
2675 | |
2576 | #if EV_ASYNC_ENABLE |
2676 | #if EV_ASYNC_ENABLE |
… | |
… | |
2617 | #endif |
2717 | #endif |
2618 | |
2718 | |
2619 | ev_feed_signal (signum); |
2719 | ev_feed_signal (signum); |
2620 | } |
2720 | } |
2621 | |
2721 | |
2622 | noinline |
2722 | ecb_noinline |
2623 | void |
2723 | void |
2624 | ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT |
2724 | ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT |
2625 | { |
2725 | { |
2626 | WL w; |
2726 | WL w; |
2627 | |
2727 | |
2628 | if (expect_false (signum <= 0 || signum >= EV_NSIG)) |
2728 | if (ecb_expect_false (signum <= 0 || signum >= EV_NSIG)) |
2629 | return; |
2729 | return; |
2630 | |
2730 | |
2631 | --signum; |
2731 | --signum; |
2632 | |
2732 | |
2633 | #if EV_MULTIPLICITY |
2733 | #if EV_MULTIPLICITY |
2634 | /* it is permissible to try to feed a signal to the wrong loop */ |
2734 | /* it is permissible to try to feed a signal to the wrong loop */ |
2635 | /* or, likely more useful, feeding a signal nobody is waiting for */ |
2735 | /* or, likely more useful, feeding a signal nobody is waiting for */ |
2636 | |
2736 | |
2637 | if (expect_false (signals [signum].loop != EV_A)) |
2737 | if (ecb_expect_false (signals [signum].loop != EV_A)) |
2638 | return; |
2738 | return; |
2639 | #endif |
2739 | #endif |
2640 | |
2740 | |
2641 | signals [signum].pending = 0; |
2741 | signals [signum].pending = 0; |
2642 | ECB_MEMORY_FENCE_RELEASE; |
2742 | ECB_MEMORY_FENCE_RELEASE; |
… | |
… | |
2741 | # include "ev_epoll.c" |
2841 | # include "ev_epoll.c" |
2742 | #endif |
2842 | #endif |
2743 | #if EV_USE_LINUXAIO |
2843 | #if EV_USE_LINUXAIO |
2744 | # include "ev_linuxaio.c" |
2844 | # include "ev_linuxaio.c" |
2745 | #endif |
2845 | #endif |
|
|
2846 | #if EV_USE_IOURING |
|
|
2847 | # include "ev_iouring.c" |
|
|
2848 | #endif |
2746 | #if EV_USE_POLL |
2849 | #if EV_USE_POLL |
2747 | # include "ev_poll.c" |
2850 | # include "ev_poll.c" |
2748 | #endif |
2851 | #endif |
2749 | #if EV_USE_SELECT |
2852 | #if EV_USE_SELECT |
2750 | # include "ev_select.c" |
2853 | # include "ev_select.c" |
… | |
… | |
2782 | |
2885 | |
2783 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
2886 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
2784 | if (EV_USE_KQUEUE ) flags |= EVBACKEND_KQUEUE; |
2887 | if (EV_USE_KQUEUE ) flags |= EVBACKEND_KQUEUE; |
2785 | if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL; |
2888 | if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL; |
2786 | if (EV_USE_LINUXAIO) flags |= EVBACKEND_LINUXAIO; |
2889 | if (EV_USE_LINUXAIO) flags |= EVBACKEND_LINUXAIO; |
|
|
2890 | if (EV_USE_IOURING ) flags |= EVBACKEND_IOURING; |
2787 | if (EV_USE_POLL ) flags |= EVBACKEND_POLL; |
2891 | if (EV_USE_POLL ) flags |= EVBACKEND_POLL; |
2788 | if (EV_USE_SELECT ) flags |= EVBACKEND_SELECT; |
2892 | if (EV_USE_SELECT ) flags |= EVBACKEND_SELECT; |
2789 | |
2893 | |
2790 | return flags; |
2894 | return flags; |
2791 | } |
2895 | } |
… | |
… | |
2812 | |
2916 | |
2813 | /* TODO: linuxaio is very experimental */ |
2917 | /* TODO: linuxaio is very experimental */ |
2814 | #if !EV_RECOMMEND_LINUXAIO |
2918 | #if !EV_RECOMMEND_LINUXAIO |
2815 | flags &= ~EVBACKEND_LINUXAIO; |
2919 | flags &= ~EVBACKEND_LINUXAIO; |
2816 | #endif |
2920 | #endif |
|
|
2921 | /* TODO: linuxaio is super experimental */ |
|
|
2922 | #if !EV_RECOMMEND_IOURING |
|
|
2923 | flags &= ~EVBACKEND_IOURING; |
|
|
2924 | #endif |
2817 | |
2925 | |
2818 | return flags; |
2926 | return flags; |
2819 | } |
2927 | } |
2820 | |
2928 | |
2821 | ecb_cold |
2929 | ecb_cold |
… | |
… | |
2826 | |
2934 | |
2827 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
2935 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
2828 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
2936 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
2829 | flags &= ~EVBACKEND_EPOLL; |
2937 | flags &= ~EVBACKEND_EPOLL; |
2830 | |
2938 | |
|
|
2939 | /* EVBACKEND_LINUXAIO is theoretically embeddable, but suffers from a performance overhead */ |
|
|
2940 | |
|
|
2941 | /* EVBACKEND_IOURING is practically embeddable, but the current implementation is not |
|
|
2942 | * because our backend_fd is the epoll fd we need as fallback. |
|
|
2943 | * if the kernel ever is fixed, this might change... |
|
|
2944 | */ |
|
|
2945 | |
2831 | return flags; |
2946 | return flags; |
2832 | } |
2947 | } |
2833 | |
2948 | |
2834 | unsigned int |
2949 | unsigned int |
2835 | ev_backend (EV_P) EV_NOEXCEPT |
2950 | ev_backend (EV_P) EV_NOEXCEPT |
… | |
… | |
2887 | acquire_cb = acquire; |
3002 | acquire_cb = acquire; |
2888 | } |
3003 | } |
2889 | #endif |
3004 | #endif |
2890 | |
3005 | |
2891 | /* initialise a loop structure, must be zero-initialised */ |
3006 | /* initialise a loop structure, must be zero-initialised */ |
2892 | noinline ecb_cold |
3007 | ecb_noinline ecb_cold |
2893 | static void |
3008 | static void |
2894 | loop_init (EV_P_ unsigned int flags) EV_NOEXCEPT |
3009 | loop_init (EV_P_ unsigned int flags) EV_NOEXCEPT |
2895 | { |
3010 | { |
2896 | if (!backend) |
3011 | if (!backend) |
2897 | { |
3012 | { |
… | |
… | |
2965 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
3080 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
2966 | #endif |
3081 | #endif |
2967 | #if EV_USE_KQUEUE |
3082 | #if EV_USE_KQUEUE |
2968 | if (!backend && (flags & EVBACKEND_KQUEUE )) backend = kqueue_init (EV_A_ flags); |
3083 | if (!backend && (flags & EVBACKEND_KQUEUE )) backend = kqueue_init (EV_A_ flags); |
2969 | #endif |
3084 | #endif |
|
|
3085 | #if EV_USE_IOURING |
|
|
3086 | if (!backend && (flags & EVBACKEND_IOURING )) backend = iouring_init (EV_A_ flags); |
|
|
3087 | #endif |
2970 | #if EV_USE_LINUXAIO |
3088 | #if EV_USE_LINUXAIO |
2971 | if (!backend && (flags & EVBACKEND_LINUXAIO)) backend = linuxaio_init (EV_A_ flags); |
3089 | if (!backend && (flags & EVBACKEND_LINUXAIO)) backend = linuxaio_init (EV_A_ flags); |
2972 | #endif |
3090 | #endif |
2973 | #if EV_USE_EPOLL |
3091 | #if EV_USE_EPOLL |
2974 | if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags); |
3092 | if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags); |
… | |
… | |
3002 | return; |
3120 | return; |
3003 | #endif |
3121 | #endif |
3004 | |
3122 | |
3005 | #if EV_CLEANUP_ENABLE |
3123 | #if EV_CLEANUP_ENABLE |
3006 | /* queue cleanup watchers (and execute them) */ |
3124 | /* queue cleanup watchers (and execute them) */ |
3007 | if (expect_false (cleanupcnt)) |
3125 | if (ecb_expect_false (cleanupcnt)) |
3008 | { |
3126 | { |
3009 | queue_events (EV_A_ (W *)cleanups, cleanupcnt, EV_CLEANUP); |
3127 | queue_events (EV_A_ (W *)cleanups, cleanupcnt, EV_CLEANUP); |
3010 | EV_INVOKE_PENDING; |
3128 | EV_INVOKE_PENDING; |
3011 | } |
3129 | } |
3012 | #endif |
3130 | #endif |
… | |
… | |
3047 | #if EV_USE_PORT |
3165 | #if EV_USE_PORT |
3048 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
3166 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
3049 | #endif |
3167 | #endif |
3050 | #if EV_USE_KQUEUE |
3168 | #if EV_USE_KQUEUE |
3051 | if (backend == EVBACKEND_KQUEUE ) kqueue_destroy (EV_A); |
3169 | if (backend == EVBACKEND_KQUEUE ) kqueue_destroy (EV_A); |
|
|
3170 | #endif |
|
|
3171 | #if EV_USE_IOURING |
|
|
3172 | if (backend == EVBACKEND_IOURING ) iouring_destroy (EV_A); |
3052 | #endif |
3173 | #endif |
3053 | #if EV_USE_LINUXAIO |
3174 | #if EV_USE_LINUXAIO |
3054 | if (backend == EVBACKEND_LINUXAIO) linuxaio_destroy (EV_A); |
3175 | if (backend == EVBACKEND_LINUXAIO) linuxaio_destroy (EV_A); |
3055 | #endif |
3176 | #endif |
3056 | #if EV_USE_EPOLL |
3177 | #if EV_USE_EPOLL |
… | |
… | |
3115 | if (backend == EVBACKEND_PORT ) port_fork (EV_A); |
3236 | if (backend == EVBACKEND_PORT ) port_fork (EV_A); |
3116 | #endif |
3237 | #endif |
3117 | #if EV_USE_KQUEUE |
3238 | #if EV_USE_KQUEUE |
3118 | if (backend == EVBACKEND_KQUEUE ) kqueue_fork (EV_A); |
3239 | if (backend == EVBACKEND_KQUEUE ) kqueue_fork (EV_A); |
3119 | #endif |
3240 | #endif |
|
|
3241 | #if EV_USE_IOURING |
|
|
3242 | if (backend == EVBACKEND_IOURING ) iouring_fork (EV_A); |
|
|
3243 | #endif |
3120 | #if EV_USE_LINUXAIO |
3244 | #if EV_USE_LINUXAIO |
3121 | if (backend == EVBACKEND_LINUXAIO) linuxaio_fork (EV_A); |
3245 | if (backend == EVBACKEND_LINUXAIO) linuxaio_fork (EV_A); |
3122 | #endif |
3246 | #endif |
3123 | #if EV_USE_EPOLL |
3247 | #if EV_USE_EPOLL |
3124 | if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A); |
3248 | if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A); |
… | |
… | |
3166 | } |
3290 | } |
3167 | |
3291 | |
3168 | #endif /* multiplicity */ |
3292 | #endif /* multiplicity */ |
3169 | |
3293 | |
3170 | #if EV_VERIFY |
3294 | #if EV_VERIFY |
3171 | noinline ecb_cold |
3295 | ecb_noinline ecb_cold |
3172 | static void |
3296 | static void |
3173 | verify_watcher (EV_P_ W w) |
3297 | verify_watcher (EV_P_ W w) |
3174 | { |
3298 | { |
3175 | assert (("libev: watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI)); |
3299 | assert (("libev: watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI)); |
3176 | |
3300 | |
3177 | if (w->pending) |
3301 | if (w->pending) |
3178 | assert (("libev: pending watcher not on pending queue", pendings [ABSPRI (w)][w->pending - 1].w == w)); |
3302 | assert (("libev: pending watcher not on pending queue", pendings [ABSPRI (w)][w->pending - 1].w == w)); |
3179 | } |
3303 | } |
3180 | |
3304 | |
3181 | noinline ecb_cold |
3305 | ecb_noinline ecb_cold |
3182 | static void |
3306 | static void |
3183 | verify_heap (EV_P_ ANHE *heap, int N) |
3307 | verify_heap (EV_P_ ANHE *heap, int N) |
3184 | { |
3308 | { |
3185 | int i; |
3309 | int i; |
3186 | |
3310 | |
… | |
… | |
3192 | |
3316 | |
3193 | verify_watcher (EV_A_ (W)ANHE_w (heap [i])); |
3317 | verify_watcher (EV_A_ (W)ANHE_w (heap [i])); |
3194 | } |
3318 | } |
3195 | } |
3319 | } |
3196 | |
3320 | |
3197 | noinline ecb_cold |
3321 | ecb_noinline ecb_cold |
3198 | static void |
3322 | static void |
3199 | array_verify (EV_P_ W *ws, int cnt) |
3323 | array_verify (EV_P_ W *ws, int cnt) |
3200 | { |
3324 | { |
3201 | while (cnt--) |
3325 | while (cnt--) |
3202 | { |
3326 | { |
… | |
… | |
3351 | count += pendingcnt [pri]; |
3475 | count += pendingcnt [pri]; |
3352 | |
3476 | |
3353 | return count; |
3477 | return count; |
3354 | } |
3478 | } |
3355 | |
3479 | |
3356 | noinline |
3480 | ecb_noinline |
3357 | void |
3481 | void |
3358 | ev_invoke_pending (EV_P) |
3482 | ev_invoke_pending (EV_P) |
3359 | { |
3483 | { |
3360 | pendingpri = NUMPRI; |
3484 | pendingpri = NUMPRI; |
3361 | |
3485 | |
… | |
… | |
3380 | /* make idle watchers pending. this handles the "call-idle */ |
3504 | /* make idle watchers pending. this handles the "call-idle */ |
3381 | /* only when higher priorities are idle" logic */ |
3505 | /* only when higher priorities are idle" logic */ |
3382 | inline_size void |
3506 | inline_size void |
3383 | idle_reify (EV_P) |
3507 | idle_reify (EV_P) |
3384 | { |
3508 | { |
3385 | if (expect_false (idleall)) |
3509 | if (ecb_expect_false (idleall)) |
3386 | { |
3510 | { |
3387 | int pri; |
3511 | int pri; |
3388 | |
3512 | |
3389 | for (pri = NUMPRI; pri--; ) |
3513 | for (pri = NUMPRI; pri--; ) |
3390 | { |
3514 | { |
… | |
… | |
3439 | } |
3563 | } |
3440 | } |
3564 | } |
3441 | |
3565 | |
3442 | #if EV_PERIODIC_ENABLE |
3566 | #if EV_PERIODIC_ENABLE |
3443 | |
3567 | |
3444 | noinline |
3568 | ecb_noinline |
3445 | static void |
3569 | static void |
3446 | periodic_recalc (EV_P_ ev_periodic *w) |
3570 | periodic_recalc (EV_P_ ev_periodic *w) |
3447 | { |
3571 | { |
3448 | ev_tstamp interval = w->interval > MIN_INTERVAL ? w->interval : MIN_INTERVAL; |
3572 | ev_tstamp interval = w->interval > MIN_INTERVAL ? w->interval : MIN_INTERVAL; |
3449 | ev_tstamp at = w->offset + interval * ev_floor ((ev_rt_now - w->offset) / interval); |
3573 | ev_tstamp at = w->offset + interval * ev_floor ((ev_rt_now - w->offset) / interval); |
… | |
… | |
3452 | while (at <= ev_rt_now) |
3576 | while (at <= ev_rt_now) |
3453 | { |
3577 | { |
3454 | ev_tstamp nat = at + w->interval; |
3578 | ev_tstamp nat = at + w->interval; |
3455 | |
3579 | |
3456 | /* when resolution fails us, we use ev_rt_now */ |
3580 | /* when resolution fails us, we use ev_rt_now */ |
3457 | if (expect_false (nat == at)) |
3581 | if (ecb_expect_false (nat == at)) |
3458 | { |
3582 | { |
3459 | at = ev_rt_now; |
3583 | at = ev_rt_now; |
3460 | break; |
3584 | break; |
3461 | } |
3585 | } |
3462 | |
3586 | |
… | |
… | |
3508 | } |
3632 | } |
3509 | } |
3633 | } |
3510 | |
3634 | |
3511 | /* simply recalculate all periodics */ |
3635 | /* simply recalculate all periodics */ |
3512 | /* TODO: maybe ensure that at least one event happens when jumping forward? */ |
3636 | /* TODO: maybe ensure that at least one event happens when jumping forward? */ |
3513 | noinline ecb_cold |
3637 | ecb_noinline ecb_cold |
3514 | static void |
3638 | static void |
3515 | periodics_reschedule (EV_P) |
3639 | periodics_reschedule (EV_P) |
3516 | { |
3640 | { |
3517 | int i; |
3641 | int i; |
3518 | |
3642 | |
… | |
… | |
3532 | reheap (periodics, periodiccnt); |
3656 | reheap (periodics, periodiccnt); |
3533 | } |
3657 | } |
3534 | #endif |
3658 | #endif |
3535 | |
3659 | |
3536 | /* adjust all timers by a given offset */ |
3660 | /* adjust all timers by a given offset */ |
3537 | noinline ecb_cold |
3661 | ecb_noinline ecb_cold |
3538 | static void |
3662 | static void |
3539 | timers_reschedule (EV_P_ ev_tstamp adjust) |
3663 | timers_reschedule (EV_P_ ev_tstamp adjust) |
3540 | { |
3664 | { |
3541 | int i; |
3665 | int i; |
3542 | |
3666 | |
… | |
… | |
3552 | /* also detect if there was a timejump, and act accordingly */ |
3676 | /* also detect if there was a timejump, and act accordingly */ |
3553 | inline_speed void |
3677 | inline_speed void |
3554 | time_update (EV_P_ ev_tstamp max_block) |
3678 | time_update (EV_P_ ev_tstamp max_block) |
3555 | { |
3679 | { |
3556 | #if EV_USE_MONOTONIC |
3680 | #if EV_USE_MONOTONIC |
3557 | if (expect_true (have_monotonic)) |
3681 | if (ecb_expect_true (have_monotonic)) |
3558 | { |
3682 | { |
3559 | int i; |
3683 | int i; |
3560 | ev_tstamp odiff = rtmn_diff; |
3684 | ev_tstamp odiff = rtmn_diff; |
3561 | |
3685 | |
3562 | mn_now = get_clock (); |
3686 | mn_now = get_clock (); |
3563 | |
3687 | |
3564 | /* only fetch the realtime clock every 0.5*MIN_TIMEJUMP seconds */ |
3688 | /* only fetch the realtime clock every 0.5*MIN_TIMEJUMP seconds */ |
3565 | /* interpolate in the meantime */ |
3689 | /* interpolate in the meantime */ |
3566 | if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
3690 | if (ecb_expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
3567 | { |
3691 | { |
3568 | ev_rt_now = rtmn_diff + mn_now; |
3692 | ev_rt_now = rtmn_diff + mn_now; |
3569 | return; |
3693 | return; |
3570 | } |
3694 | } |
3571 | |
3695 | |
… | |
… | |
3585 | ev_tstamp diff; |
3709 | ev_tstamp diff; |
3586 | rtmn_diff = ev_rt_now - mn_now; |
3710 | rtmn_diff = ev_rt_now - mn_now; |
3587 | |
3711 | |
3588 | diff = odiff - rtmn_diff; |
3712 | diff = odiff - rtmn_diff; |
3589 | |
3713 | |
3590 | if (expect_true ((diff < 0. ? -diff : diff) < MIN_TIMEJUMP)) |
3714 | if (ecb_expect_true ((diff < 0. ? -diff : diff) < MIN_TIMEJUMP)) |
3591 | return; /* all is well */ |
3715 | return; /* all is well */ |
3592 | |
3716 | |
3593 | ev_rt_now = ev_time (); |
3717 | ev_rt_now = ev_time (); |
3594 | mn_now = get_clock (); |
3718 | mn_now = get_clock (); |
3595 | now_floor = mn_now; |
3719 | now_floor = mn_now; |
… | |
… | |
3604 | else |
3728 | else |
3605 | #endif |
3729 | #endif |
3606 | { |
3730 | { |
3607 | ev_rt_now = ev_time (); |
3731 | ev_rt_now = ev_time (); |
3608 | |
3732 | |
3609 | if (expect_false (mn_now > ev_rt_now || ev_rt_now > mn_now + max_block + MIN_TIMEJUMP)) |
3733 | if (ecb_expect_false (mn_now > ev_rt_now || ev_rt_now > mn_now + max_block + MIN_TIMEJUMP)) |
3610 | { |
3734 | { |
3611 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
3735 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
3612 | timers_reschedule (EV_A_ ev_rt_now - mn_now); |
3736 | timers_reschedule (EV_A_ ev_rt_now - mn_now); |
3613 | #if EV_PERIODIC_ENABLE |
3737 | #if EV_PERIODIC_ENABLE |
3614 | periodics_reschedule (EV_A); |
3738 | periodics_reschedule (EV_A); |
… | |
… | |
3637 | #if EV_VERIFY >= 2 |
3761 | #if EV_VERIFY >= 2 |
3638 | ev_verify (EV_A); |
3762 | ev_verify (EV_A); |
3639 | #endif |
3763 | #endif |
3640 | |
3764 | |
3641 | #ifndef _WIN32 |
3765 | #ifndef _WIN32 |
3642 | if (expect_false (curpid)) /* penalise the forking check even more */ |
3766 | if (ecb_expect_false (curpid)) /* penalise the forking check even more */ |
3643 | if (expect_false (getpid () != curpid)) |
3767 | if (ecb_expect_false (getpid () != curpid)) |
3644 | { |
3768 | { |
3645 | curpid = getpid (); |
3769 | curpid = getpid (); |
3646 | postfork = 1; |
3770 | postfork = 1; |
3647 | } |
3771 | } |
3648 | #endif |
3772 | #endif |
3649 | |
3773 | |
3650 | #if EV_FORK_ENABLE |
3774 | #if EV_FORK_ENABLE |
3651 | /* we might have forked, so queue fork handlers */ |
3775 | /* we might have forked, so queue fork handlers */ |
3652 | if (expect_false (postfork)) |
3776 | if (ecb_expect_false (postfork)) |
3653 | if (forkcnt) |
3777 | if (forkcnt) |
3654 | { |
3778 | { |
3655 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
3779 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
3656 | EV_INVOKE_PENDING; |
3780 | EV_INVOKE_PENDING; |
3657 | } |
3781 | } |
3658 | #endif |
3782 | #endif |
3659 | |
3783 | |
3660 | #if EV_PREPARE_ENABLE |
3784 | #if EV_PREPARE_ENABLE |
3661 | /* queue prepare watchers (and execute them) */ |
3785 | /* queue prepare watchers (and execute them) */ |
3662 | if (expect_false (preparecnt)) |
3786 | if (ecb_expect_false (preparecnt)) |
3663 | { |
3787 | { |
3664 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
3788 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
3665 | EV_INVOKE_PENDING; |
3789 | EV_INVOKE_PENDING; |
3666 | } |
3790 | } |
3667 | #endif |
3791 | #endif |
3668 | |
3792 | |
3669 | if (expect_false (loop_done)) |
3793 | if (ecb_expect_false (loop_done)) |
3670 | break; |
3794 | break; |
3671 | |
3795 | |
3672 | /* we might have forked, so reify kernel state if necessary */ |
3796 | /* we might have forked, so reify kernel state if necessary */ |
3673 | if (expect_false (postfork)) |
3797 | if (ecb_expect_false (postfork)) |
3674 | loop_fork (EV_A); |
3798 | loop_fork (EV_A); |
3675 | |
3799 | |
3676 | /* update fd-related kernel structures */ |
3800 | /* update fd-related kernel structures */ |
3677 | fd_reify (EV_A); |
3801 | fd_reify (EV_A); |
3678 | |
3802 | |
… | |
… | |
3690 | /* from now on, we want a pipe-wake-up */ |
3814 | /* from now on, we want a pipe-wake-up */ |
3691 | pipe_write_wanted = 1; |
3815 | pipe_write_wanted = 1; |
3692 | |
3816 | |
3693 | ECB_MEMORY_FENCE; /* make sure pipe_write_wanted is visible before we check for potential skips */ |
3817 | ECB_MEMORY_FENCE; /* make sure pipe_write_wanted is visible before we check for potential skips */ |
3694 | |
3818 | |
3695 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
3819 | if (ecb_expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
3696 | { |
3820 | { |
3697 | waittime = MAX_BLOCKTIME; |
3821 | waittime = MAX_BLOCKTIME; |
3698 | |
3822 | |
3699 | if (timercnt) |
3823 | if (timercnt) |
3700 | { |
3824 | { |
… | |
… | |
3709 | if (waittime > to) waittime = to; |
3833 | if (waittime > to) waittime = to; |
3710 | } |
3834 | } |
3711 | #endif |
3835 | #endif |
3712 | |
3836 | |
3713 | /* don't let timeouts decrease the waittime below timeout_blocktime */ |
3837 | /* don't let timeouts decrease the waittime below timeout_blocktime */ |
3714 | if (expect_false (waittime < timeout_blocktime)) |
3838 | if (ecb_expect_false (waittime < timeout_blocktime)) |
3715 | waittime = timeout_blocktime; |
3839 | waittime = timeout_blocktime; |
3716 | |
3840 | |
3717 | /* at this point, we NEED to wait, so we have to ensure */ |
3841 | /* at this point, we NEED to wait, so we have to ensure */ |
3718 | /* to pass a minimum nonzero value to the backend */ |
3842 | /* to pass a minimum nonzero value to the backend */ |
3719 | if (expect_false (waittime < backend_mintime)) |
3843 | if (ecb_expect_false (waittime < backend_mintime)) |
3720 | waittime = backend_mintime; |
3844 | waittime = backend_mintime; |
3721 | |
3845 | |
3722 | /* extra check because io_blocktime is commonly 0 */ |
3846 | /* extra check because io_blocktime is commonly 0 */ |
3723 | if (expect_false (io_blocktime)) |
3847 | if (ecb_expect_false (io_blocktime)) |
3724 | { |
3848 | { |
3725 | sleeptime = io_blocktime - (mn_now - prev_mn_now); |
3849 | sleeptime = io_blocktime - (mn_now - prev_mn_now); |
3726 | |
3850 | |
3727 | if (sleeptime > waittime - backend_mintime) |
3851 | if (sleeptime > waittime - backend_mintime) |
3728 | sleeptime = waittime - backend_mintime; |
3852 | sleeptime = waittime - backend_mintime; |
3729 | |
3853 | |
3730 | if (expect_true (sleeptime > 0.)) |
3854 | if (ecb_expect_true (sleeptime > 0.)) |
3731 | { |
3855 | { |
3732 | ev_sleep (sleeptime); |
3856 | ev_sleep (sleeptime); |
3733 | waittime -= sleeptime; |
3857 | waittime -= sleeptime; |
3734 | } |
3858 | } |
3735 | } |
3859 | } |
… | |
… | |
3749 | { |
3873 | { |
3750 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3874 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3751 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3875 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3752 | } |
3876 | } |
3753 | |
3877 | |
3754 | |
|
|
3755 | /* update ev_rt_now, do magic */ |
3878 | /* update ev_rt_now, do magic */ |
3756 | time_update (EV_A_ waittime + sleeptime); |
3879 | time_update (EV_A_ waittime + sleeptime); |
3757 | } |
3880 | } |
3758 | |
3881 | |
3759 | /* queue pending timers and reschedule them */ |
3882 | /* queue pending timers and reschedule them */ |
… | |
… | |
3767 | idle_reify (EV_A); |
3890 | idle_reify (EV_A); |
3768 | #endif |
3891 | #endif |
3769 | |
3892 | |
3770 | #if EV_CHECK_ENABLE |
3893 | #if EV_CHECK_ENABLE |
3771 | /* queue check watchers, to be executed first */ |
3894 | /* queue check watchers, to be executed first */ |
3772 | if (expect_false (checkcnt)) |
3895 | if (ecb_expect_false (checkcnt)) |
3773 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
3896 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
3774 | #endif |
3897 | #endif |
3775 | |
3898 | |
3776 | EV_INVOKE_PENDING; |
3899 | EV_INVOKE_PENDING; |
3777 | } |
3900 | } |
3778 | while (expect_true ( |
3901 | while (ecb_expect_true ( |
3779 | activecnt |
3902 | activecnt |
3780 | && !loop_done |
3903 | && !loop_done |
3781 | && !(flags & (EVRUN_ONCE | EVRUN_NOWAIT)) |
3904 | && !(flags & (EVRUN_ONCE | EVRUN_NOWAIT)) |
3782 | )); |
3905 | )); |
3783 | |
3906 | |
… | |
… | |
3847 | inline_size void |
3970 | inline_size void |
3848 | wlist_del (WL *head, WL elem) |
3971 | wlist_del (WL *head, WL elem) |
3849 | { |
3972 | { |
3850 | while (*head) |
3973 | while (*head) |
3851 | { |
3974 | { |
3852 | if (expect_true (*head == elem)) |
3975 | if (ecb_expect_true (*head == elem)) |
3853 | { |
3976 | { |
3854 | *head = elem->next; |
3977 | *head = elem->next; |
3855 | break; |
3978 | break; |
3856 | } |
3979 | } |
3857 | |
3980 | |
… | |
… | |
3874 | ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT |
3997 | ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT |
3875 | { |
3998 | { |
3876 | W w_ = (W)w; |
3999 | W w_ = (W)w; |
3877 | int pending = w_->pending; |
4000 | int pending = w_->pending; |
3878 | |
4001 | |
3879 | if (expect_true (pending)) |
4002 | if (ecb_expect_true (pending)) |
3880 | { |
4003 | { |
3881 | ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1; |
4004 | ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1; |
3882 | p->w = (W)&pending_w; |
4005 | p->w = (W)&pending_w; |
3883 | w_->pending = 0; |
4006 | w_->pending = 0; |
3884 | return p->events; |
4007 | return p->events; |
… | |
… | |
3911 | w->active = 0; |
4034 | w->active = 0; |
3912 | } |
4035 | } |
3913 | |
4036 | |
3914 | /*****************************************************************************/ |
4037 | /*****************************************************************************/ |
3915 | |
4038 | |
3916 | noinline |
4039 | ecb_noinline |
3917 | void |
4040 | void |
3918 | ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT |
4041 | ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT |
3919 | { |
4042 | { |
3920 | int fd = w->fd; |
4043 | int fd = w->fd; |
3921 | |
4044 | |
3922 | if (expect_false (ev_is_active (w))) |
4045 | if (ecb_expect_false (ev_is_active (w))) |
3923 | return; |
4046 | return; |
3924 | |
4047 | |
3925 | assert (("libev: ev_io_start called with negative fd", fd >= 0)); |
4048 | assert (("libev: ev_io_start called with negative fd", fd >= 0)); |
3926 | assert (("libev: ev_io_start called with illegal event mask", !(w->events & ~(EV__IOFDSET | EV_READ | EV_WRITE)))); |
4049 | assert (("libev: ev_io_start called with illegal event mask", !(w->events & ~(EV__IOFDSET | EV_READ | EV_WRITE)))); |
3927 | |
4050 | |
|
|
4051 | #if EV_VERIFY >= 2 |
|
|
4052 | assert (("libev: ev_io_start called on watcher with invalid fd", fd_valid (fd))); |
|
|
4053 | #endif |
3928 | EV_FREQUENT_CHECK; |
4054 | EV_FREQUENT_CHECK; |
3929 | |
4055 | |
3930 | ev_start (EV_A_ (W)w, 1); |
4056 | ev_start (EV_A_ (W)w, 1); |
3931 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_needsize_zerofill); |
4057 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_needsize_zerofill); |
3932 | wlist_add (&anfds[fd].head, (WL)w); |
4058 | wlist_add (&anfds[fd].head, (WL)w); |
… | |
… | |
3938 | w->events &= ~EV__IOFDSET; |
4064 | w->events &= ~EV__IOFDSET; |
3939 | |
4065 | |
3940 | EV_FREQUENT_CHECK; |
4066 | EV_FREQUENT_CHECK; |
3941 | } |
4067 | } |
3942 | |
4068 | |
3943 | noinline |
4069 | ecb_noinline |
3944 | void |
4070 | void |
3945 | ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT |
4071 | ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT |
3946 | { |
4072 | { |
3947 | clear_pending (EV_A_ (W)w); |
4073 | clear_pending (EV_A_ (W)w); |
3948 | if (expect_false (!ev_is_active (w))) |
4074 | if (ecb_expect_false (!ev_is_active (w))) |
3949 | return; |
4075 | return; |
3950 | |
4076 | |
3951 | assert (("libev: ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
4077 | assert (("libev: ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
3952 | |
4078 | |
|
|
4079 | #if EV_VERIFY >= 2 |
|
|
4080 | assert (("libev: ev_io_stop called on watcher with invalid fd", fd_valid (w->fd))); |
|
|
4081 | #endif |
3953 | EV_FREQUENT_CHECK; |
4082 | EV_FREQUENT_CHECK; |
3954 | |
4083 | |
3955 | wlist_del (&anfds[w->fd].head, (WL)w); |
4084 | wlist_del (&anfds[w->fd].head, (WL)w); |
3956 | ev_stop (EV_A_ (W)w); |
4085 | ev_stop (EV_A_ (W)w); |
3957 | |
4086 | |
3958 | fd_change (EV_A_ w->fd, EV_ANFD_REIFY); |
4087 | fd_change (EV_A_ w->fd, EV_ANFD_REIFY); |
3959 | |
4088 | |
3960 | EV_FREQUENT_CHECK; |
4089 | EV_FREQUENT_CHECK; |
3961 | } |
4090 | } |
3962 | |
4091 | |
3963 | noinline |
4092 | ecb_noinline |
3964 | void |
4093 | void |
3965 | ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT |
4094 | ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT |
3966 | { |
4095 | { |
3967 | if (expect_false (ev_is_active (w))) |
4096 | if (ecb_expect_false (ev_is_active (w))) |
3968 | return; |
4097 | return; |
3969 | |
4098 | |
3970 | ev_at (w) += mn_now; |
4099 | ev_at (w) += mn_now; |
3971 | |
4100 | |
3972 | assert (("libev: ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
4101 | assert (("libev: ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
… | |
… | |
3983 | EV_FREQUENT_CHECK; |
4112 | EV_FREQUENT_CHECK; |
3984 | |
4113 | |
3985 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
4114 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
3986 | } |
4115 | } |
3987 | |
4116 | |
3988 | noinline |
4117 | ecb_noinline |
3989 | void |
4118 | void |
3990 | ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT |
4119 | ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT |
3991 | { |
4120 | { |
3992 | clear_pending (EV_A_ (W)w); |
4121 | clear_pending (EV_A_ (W)w); |
3993 | if (expect_false (!ev_is_active (w))) |
4122 | if (ecb_expect_false (!ev_is_active (w))) |
3994 | return; |
4123 | return; |
3995 | |
4124 | |
3996 | EV_FREQUENT_CHECK; |
4125 | EV_FREQUENT_CHECK; |
3997 | |
4126 | |
3998 | { |
4127 | { |
… | |
… | |
4000 | |
4129 | |
4001 | assert (("libev: internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); |
4130 | assert (("libev: internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); |
4002 | |
4131 | |
4003 | --timercnt; |
4132 | --timercnt; |
4004 | |
4133 | |
4005 | if (expect_true (active < timercnt + HEAP0)) |
4134 | if (ecb_expect_true (active < timercnt + HEAP0)) |
4006 | { |
4135 | { |
4007 | timers [active] = timers [timercnt + HEAP0]; |
4136 | timers [active] = timers [timercnt + HEAP0]; |
4008 | adjustheap (timers, timercnt, active); |
4137 | adjustheap (timers, timercnt, active); |
4009 | } |
4138 | } |
4010 | } |
4139 | } |
… | |
… | |
4014 | ev_stop (EV_A_ (W)w); |
4143 | ev_stop (EV_A_ (W)w); |
4015 | |
4144 | |
4016 | EV_FREQUENT_CHECK; |
4145 | EV_FREQUENT_CHECK; |
4017 | } |
4146 | } |
4018 | |
4147 | |
4019 | noinline |
4148 | ecb_noinline |
4020 | void |
4149 | void |
4021 | ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT |
4150 | ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT |
4022 | { |
4151 | { |
4023 | EV_FREQUENT_CHECK; |
4152 | EV_FREQUENT_CHECK; |
4024 | |
4153 | |
… | |
… | |
4049 | { |
4178 | { |
4050 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
4179 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
4051 | } |
4180 | } |
4052 | |
4181 | |
4053 | #if EV_PERIODIC_ENABLE |
4182 | #if EV_PERIODIC_ENABLE |
4054 | noinline |
4183 | ecb_noinline |
4055 | void |
4184 | void |
4056 | ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4185 | ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4057 | { |
4186 | { |
4058 | if (expect_false (ev_is_active (w))) |
4187 | if (ecb_expect_false (ev_is_active (w))) |
4059 | return; |
4188 | return; |
4060 | |
4189 | |
4061 | if (w->reschedule_cb) |
4190 | if (w->reschedule_cb) |
4062 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
4191 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
4063 | else if (w->interval) |
4192 | else if (w->interval) |
… | |
… | |
4080 | EV_FREQUENT_CHECK; |
4209 | EV_FREQUENT_CHECK; |
4081 | |
4210 | |
4082 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
4211 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
4083 | } |
4212 | } |
4084 | |
4213 | |
4085 | noinline |
4214 | ecb_noinline |
4086 | void |
4215 | void |
4087 | ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4216 | ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4088 | { |
4217 | { |
4089 | clear_pending (EV_A_ (W)w); |
4218 | clear_pending (EV_A_ (W)w); |
4090 | if (expect_false (!ev_is_active (w))) |
4219 | if (ecb_expect_false (!ev_is_active (w))) |
4091 | return; |
4220 | return; |
4092 | |
4221 | |
4093 | EV_FREQUENT_CHECK; |
4222 | EV_FREQUENT_CHECK; |
4094 | |
4223 | |
4095 | { |
4224 | { |
… | |
… | |
4097 | |
4226 | |
4098 | assert (("libev: internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); |
4227 | assert (("libev: internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); |
4099 | |
4228 | |
4100 | --periodiccnt; |
4229 | --periodiccnt; |
4101 | |
4230 | |
4102 | if (expect_true (active < periodiccnt + HEAP0)) |
4231 | if (ecb_expect_true (active < periodiccnt + HEAP0)) |
4103 | { |
4232 | { |
4104 | periodics [active] = periodics [periodiccnt + HEAP0]; |
4233 | periodics [active] = periodics [periodiccnt + HEAP0]; |
4105 | adjustheap (periodics, periodiccnt, active); |
4234 | adjustheap (periodics, periodiccnt, active); |
4106 | } |
4235 | } |
4107 | } |
4236 | } |
… | |
… | |
4109 | ev_stop (EV_A_ (W)w); |
4238 | ev_stop (EV_A_ (W)w); |
4110 | |
4239 | |
4111 | EV_FREQUENT_CHECK; |
4240 | EV_FREQUENT_CHECK; |
4112 | } |
4241 | } |
4113 | |
4242 | |
4114 | noinline |
4243 | ecb_noinline |
4115 | void |
4244 | void |
4116 | ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4245 | ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4117 | { |
4246 | { |
4118 | /* TODO: use adjustheap and recalculation */ |
4247 | /* TODO: use adjustheap and recalculation */ |
4119 | ev_periodic_stop (EV_A_ w); |
4248 | ev_periodic_stop (EV_A_ w); |
… | |
… | |
4125 | # define SA_RESTART 0 |
4254 | # define SA_RESTART 0 |
4126 | #endif |
4255 | #endif |
4127 | |
4256 | |
4128 | #if EV_SIGNAL_ENABLE |
4257 | #if EV_SIGNAL_ENABLE |
4129 | |
4258 | |
4130 | noinline |
4259 | ecb_noinline |
4131 | void |
4260 | void |
4132 | ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT |
4261 | ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT |
4133 | { |
4262 | { |
4134 | if (expect_false (ev_is_active (w))) |
4263 | if (ecb_expect_false (ev_is_active (w))) |
4135 | return; |
4264 | return; |
4136 | |
4265 | |
4137 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
4266 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
4138 | |
4267 | |
4139 | #if EV_MULTIPLICITY |
4268 | #if EV_MULTIPLICITY |
… | |
… | |
4208 | } |
4337 | } |
4209 | |
4338 | |
4210 | EV_FREQUENT_CHECK; |
4339 | EV_FREQUENT_CHECK; |
4211 | } |
4340 | } |
4212 | |
4341 | |
4213 | noinline |
4342 | ecb_noinline |
4214 | void |
4343 | void |
4215 | ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT |
4344 | ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT |
4216 | { |
4345 | { |
4217 | clear_pending (EV_A_ (W)w); |
4346 | clear_pending (EV_A_ (W)w); |
4218 | if (expect_false (!ev_is_active (w))) |
4347 | if (ecb_expect_false (!ev_is_active (w))) |
4219 | return; |
4348 | return; |
4220 | |
4349 | |
4221 | EV_FREQUENT_CHECK; |
4350 | EV_FREQUENT_CHECK; |
4222 | |
4351 | |
4223 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
4352 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
… | |
… | |
4256 | ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT |
4385 | ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT |
4257 | { |
4386 | { |
4258 | #if EV_MULTIPLICITY |
4387 | #if EV_MULTIPLICITY |
4259 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
4388 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
4260 | #endif |
4389 | #endif |
4261 | if (expect_false (ev_is_active (w))) |
4390 | if (ecb_expect_false (ev_is_active (w))) |
4262 | return; |
4391 | return; |
4263 | |
4392 | |
4264 | EV_FREQUENT_CHECK; |
4393 | EV_FREQUENT_CHECK; |
4265 | |
4394 | |
4266 | ev_start (EV_A_ (W)w, 1); |
4395 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
4271 | |
4400 | |
4272 | void |
4401 | void |
4273 | ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT |
4402 | ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT |
4274 | { |
4403 | { |
4275 | clear_pending (EV_A_ (W)w); |
4404 | clear_pending (EV_A_ (W)w); |
4276 | if (expect_false (!ev_is_active (w))) |
4405 | if (ecb_expect_false (!ev_is_active (w))) |
4277 | return; |
4406 | return; |
4278 | |
4407 | |
4279 | EV_FREQUENT_CHECK; |
4408 | EV_FREQUENT_CHECK; |
4280 | |
4409 | |
4281 | wlist_del (&childs [w->pid & ((EV_PID_HASHSIZE) - 1)], (WL)w); |
4410 | wlist_del (&childs [w->pid & ((EV_PID_HASHSIZE) - 1)], (WL)w); |
… | |
… | |
4295 | |
4424 | |
4296 | #define DEF_STAT_INTERVAL 5.0074891 |
4425 | #define DEF_STAT_INTERVAL 5.0074891 |
4297 | #define NFS_STAT_INTERVAL 30.1074891 /* for filesystems potentially failing inotify */ |
4426 | #define NFS_STAT_INTERVAL 30.1074891 /* for filesystems potentially failing inotify */ |
4298 | #define MIN_STAT_INTERVAL 0.1074891 |
4427 | #define MIN_STAT_INTERVAL 0.1074891 |
4299 | |
4428 | |
4300 | noinline static void stat_timer_cb (EV_P_ ev_timer *w_, int revents); |
4429 | ecb_noinline static void stat_timer_cb (EV_P_ ev_timer *w_, int revents); |
4301 | |
4430 | |
4302 | #if EV_USE_INOTIFY |
4431 | #if EV_USE_INOTIFY |
4303 | |
4432 | |
4304 | /* the * 2 is to allow for alignment padding, which for some reason is >> 8 */ |
4433 | /* the * 2 is to allow for alignment padding, which for some reason is >> 8 */ |
4305 | # define EV_INOTIFY_BUFSIZE (sizeof (struct inotify_event) * 2 + NAME_MAX) |
4434 | # define EV_INOTIFY_BUFSIZE (sizeof (struct inotify_event) * 2 + NAME_MAX) |
4306 | |
4435 | |
4307 | noinline |
4436 | ecb_noinline |
4308 | static void |
4437 | static void |
4309 | infy_add (EV_P_ ev_stat *w) |
4438 | infy_add (EV_P_ ev_stat *w) |
4310 | { |
4439 | { |
4311 | w->wd = inotify_add_watch (fs_fd, w->path, |
4440 | w->wd = inotify_add_watch (fs_fd, w->path, |
4312 | IN_ATTRIB | IN_DELETE_SELF | IN_MOVE_SELF | IN_MODIFY |
4441 | IN_ATTRIB | IN_DELETE_SELF | IN_MOVE_SELF | IN_MODIFY |
… | |
… | |
4377 | if (ev_is_active (&w->timer)) ev_ref (EV_A); |
4506 | if (ev_is_active (&w->timer)) ev_ref (EV_A); |
4378 | ev_timer_again (EV_A_ &w->timer); |
4507 | ev_timer_again (EV_A_ &w->timer); |
4379 | if (ev_is_active (&w->timer)) ev_unref (EV_A); |
4508 | if (ev_is_active (&w->timer)) ev_unref (EV_A); |
4380 | } |
4509 | } |
4381 | |
4510 | |
4382 | noinline |
4511 | ecb_noinline |
4383 | static void |
4512 | static void |
4384 | infy_del (EV_P_ ev_stat *w) |
4513 | infy_del (EV_P_ ev_stat *w) |
4385 | { |
4514 | { |
4386 | int slot; |
4515 | int slot; |
4387 | int wd = w->wd; |
4516 | int wd = w->wd; |
… | |
… | |
4395 | |
4524 | |
4396 | /* remove this watcher, if others are watching it, they will rearm */ |
4525 | /* remove this watcher, if others are watching it, they will rearm */ |
4397 | inotify_rm_watch (fs_fd, wd); |
4526 | inotify_rm_watch (fs_fd, wd); |
4398 | } |
4527 | } |
4399 | |
4528 | |
4400 | noinline |
4529 | ecb_noinline |
4401 | static void |
4530 | static void |
4402 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
4531 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
4403 | { |
4532 | { |
4404 | if (slot < 0) |
4533 | if (slot < 0) |
4405 | /* overflow, need to check for all hash slots */ |
4534 | /* overflow, need to check for all hash slots */ |
… | |
… | |
4551 | w->attr.st_nlink = 0; |
4680 | w->attr.st_nlink = 0; |
4552 | else if (!w->attr.st_nlink) |
4681 | else if (!w->attr.st_nlink) |
4553 | w->attr.st_nlink = 1; |
4682 | w->attr.st_nlink = 1; |
4554 | } |
4683 | } |
4555 | |
4684 | |
4556 | noinline |
4685 | ecb_noinline |
4557 | static void |
4686 | static void |
4558 | stat_timer_cb (EV_P_ ev_timer *w_, int revents) |
4687 | stat_timer_cb (EV_P_ ev_timer *w_, int revents) |
4559 | { |
4688 | { |
4560 | ev_stat *w = (ev_stat *)(((char *)w_) - offsetof (ev_stat, timer)); |
4689 | ev_stat *w = (ev_stat *)(((char *)w_) - offsetof (ev_stat, timer)); |
4561 | |
4690 | |
… | |
… | |
4595 | } |
4724 | } |
4596 | |
4725 | |
4597 | void |
4726 | void |
4598 | ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT |
4727 | ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT |
4599 | { |
4728 | { |
4600 | if (expect_false (ev_is_active (w))) |
4729 | if (ecb_expect_false (ev_is_active (w))) |
4601 | return; |
4730 | return; |
4602 | |
4731 | |
4603 | ev_stat_stat (EV_A_ w); |
4732 | ev_stat_stat (EV_A_ w); |
4604 | |
4733 | |
4605 | if (w->interval < MIN_STAT_INTERVAL && w->interval) |
4734 | if (w->interval < MIN_STAT_INTERVAL && w->interval) |
… | |
… | |
4627 | |
4756 | |
4628 | void |
4757 | void |
4629 | ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT |
4758 | ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT |
4630 | { |
4759 | { |
4631 | clear_pending (EV_A_ (W)w); |
4760 | clear_pending (EV_A_ (W)w); |
4632 | if (expect_false (!ev_is_active (w))) |
4761 | if (ecb_expect_false (!ev_is_active (w))) |
4633 | return; |
4762 | return; |
4634 | |
4763 | |
4635 | EV_FREQUENT_CHECK; |
4764 | EV_FREQUENT_CHECK; |
4636 | |
4765 | |
4637 | #if EV_USE_INOTIFY |
4766 | #if EV_USE_INOTIFY |
… | |
… | |
4652 | |
4781 | |
4653 | #if EV_IDLE_ENABLE |
4782 | #if EV_IDLE_ENABLE |
4654 | void |
4783 | void |
4655 | ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT |
4784 | ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT |
4656 | { |
4785 | { |
4657 | if (expect_false (ev_is_active (w))) |
4786 | if (ecb_expect_false (ev_is_active (w))) |
4658 | return; |
4787 | return; |
4659 | |
4788 | |
4660 | pri_adjust (EV_A_ (W)w); |
4789 | pri_adjust (EV_A_ (W)w); |
4661 | |
4790 | |
4662 | EV_FREQUENT_CHECK; |
4791 | EV_FREQUENT_CHECK; |
… | |
… | |
4676 | |
4805 | |
4677 | void |
4806 | void |
4678 | ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT |
4807 | ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT |
4679 | { |
4808 | { |
4680 | clear_pending (EV_A_ (W)w); |
4809 | clear_pending (EV_A_ (W)w); |
4681 | if (expect_false (!ev_is_active (w))) |
4810 | if (ecb_expect_false (!ev_is_active (w))) |
4682 | return; |
4811 | return; |
4683 | |
4812 | |
4684 | EV_FREQUENT_CHECK; |
4813 | EV_FREQUENT_CHECK; |
4685 | |
4814 | |
4686 | { |
4815 | { |
… | |
… | |
4699 | |
4828 | |
4700 | #if EV_PREPARE_ENABLE |
4829 | #if EV_PREPARE_ENABLE |
4701 | void |
4830 | void |
4702 | ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT |
4831 | ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT |
4703 | { |
4832 | { |
4704 | if (expect_false (ev_is_active (w))) |
4833 | if (ecb_expect_false (ev_is_active (w))) |
4705 | return; |
4834 | return; |
4706 | |
4835 | |
4707 | EV_FREQUENT_CHECK; |
4836 | EV_FREQUENT_CHECK; |
4708 | |
4837 | |
4709 | ev_start (EV_A_ (W)w, ++preparecnt); |
4838 | ev_start (EV_A_ (W)w, ++preparecnt); |
… | |
… | |
4715 | |
4844 | |
4716 | void |
4845 | void |
4717 | ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT |
4846 | ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT |
4718 | { |
4847 | { |
4719 | clear_pending (EV_A_ (W)w); |
4848 | clear_pending (EV_A_ (W)w); |
4720 | if (expect_false (!ev_is_active (w))) |
4849 | if (ecb_expect_false (!ev_is_active (w))) |
4721 | return; |
4850 | return; |
4722 | |
4851 | |
4723 | EV_FREQUENT_CHECK; |
4852 | EV_FREQUENT_CHECK; |
4724 | |
4853 | |
4725 | { |
4854 | { |
… | |
… | |
4737 | |
4866 | |
4738 | #if EV_CHECK_ENABLE |
4867 | #if EV_CHECK_ENABLE |
4739 | void |
4868 | void |
4740 | ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT |
4869 | ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT |
4741 | { |
4870 | { |
4742 | if (expect_false (ev_is_active (w))) |
4871 | if (ecb_expect_false (ev_is_active (w))) |
4743 | return; |
4872 | return; |
4744 | |
4873 | |
4745 | EV_FREQUENT_CHECK; |
4874 | EV_FREQUENT_CHECK; |
4746 | |
4875 | |
4747 | ev_start (EV_A_ (W)w, ++checkcnt); |
4876 | ev_start (EV_A_ (W)w, ++checkcnt); |
… | |
… | |
4753 | |
4882 | |
4754 | void |
4883 | void |
4755 | ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT |
4884 | ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT |
4756 | { |
4885 | { |
4757 | clear_pending (EV_A_ (W)w); |
4886 | clear_pending (EV_A_ (W)w); |
4758 | if (expect_false (!ev_is_active (w))) |
4887 | if (ecb_expect_false (!ev_is_active (w))) |
4759 | return; |
4888 | return; |
4760 | |
4889 | |
4761 | EV_FREQUENT_CHECK; |
4890 | EV_FREQUENT_CHECK; |
4762 | |
4891 | |
4763 | { |
4892 | { |
… | |
… | |
4772 | EV_FREQUENT_CHECK; |
4901 | EV_FREQUENT_CHECK; |
4773 | } |
4902 | } |
4774 | #endif |
4903 | #endif |
4775 | |
4904 | |
4776 | #if EV_EMBED_ENABLE |
4905 | #if EV_EMBED_ENABLE |
4777 | noinline |
4906 | ecb_noinline |
4778 | void |
4907 | void |
4779 | ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT |
4908 | ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT |
4780 | { |
4909 | { |
4781 | ev_run (w->other, EVRUN_NOWAIT); |
4910 | ev_run (w->other, EVRUN_NOWAIT); |
4782 | } |
4911 | } |
… | |
… | |
4834 | #endif |
4963 | #endif |
4835 | |
4964 | |
4836 | void |
4965 | void |
4837 | ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT |
4966 | ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT |
4838 | { |
4967 | { |
4839 | if (expect_false (ev_is_active (w))) |
4968 | if (ecb_expect_false (ev_is_active (w))) |
4840 | return; |
4969 | return; |
4841 | |
4970 | |
4842 | { |
4971 | { |
4843 | EV_P = w->other; |
4972 | EV_P = w->other; |
4844 | assert (("libev: loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
4973 | assert (("libev: loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
… | |
… | |
4866 | |
4995 | |
4867 | void |
4996 | void |
4868 | ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT |
4997 | ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT |
4869 | { |
4998 | { |
4870 | clear_pending (EV_A_ (W)w); |
4999 | clear_pending (EV_A_ (W)w); |
4871 | if (expect_false (!ev_is_active (w))) |
5000 | if (ecb_expect_false (!ev_is_active (w))) |
4872 | return; |
5001 | return; |
4873 | |
5002 | |
4874 | EV_FREQUENT_CHECK; |
5003 | EV_FREQUENT_CHECK; |
4875 | |
5004 | |
4876 | ev_io_stop (EV_A_ &w->io); |
5005 | ev_io_stop (EV_A_ &w->io); |
… | |
… | |
4885 | |
5014 | |
4886 | #if EV_FORK_ENABLE |
5015 | #if EV_FORK_ENABLE |
4887 | void |
5016 | void |
4888 | ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT |
5017 | ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT |
4889 | { |
5018 | { |
4890 | if (expect_false (ev_is_active (w))) |
5019 | if (ecb_expect_false (ev_is_active (w))) |
4891 | return; |
5020 | return; |
4892 | |
5021 | |
4893 | EV_FREQUENT_CHECK; |
5022 | EV_FREQUENT_CHECK; |
4894 | |
5023 | |
4895 | ev_start (EV_A_ (W)w, ++forkcnt); |
5024 | ev_start (EV_A_ (W)w, ++forkcnt); |
… | |
… | |
4901 | |
5030 | |
4902 | void |
5031 | void |
4903 | ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT |
5032 | ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT |
4904 | { |
5033 | { |
4905 | clear_pending (EV_A_ (W)w); |
5034 | clear_pending (EV_A_ (W)w); |
4906 | if (expect_false (!ev_is_active (w))) |
5035 | if (ecb_expect_false (!ev_is_active (w))) |
4907 | return; |
5036 | return; |
4908 | |
5037 | |
4909 | EV_FREQUENT_CHECK; |
5038 | EV_FREQUENT_CHECK; |
4910 | |
5039 | |
4911 | { |
5040 | { |
… | |
… | |
4923 | |
5052 | |
4924 | #if EV_CLEANUP_ENABLE |
5053 | #if EV_CLEANUP_ENABLE |
4925 | void |
5054 | void |
4926 | ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT |
5055 | ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT |
4927 | { |
5056 | { |
4928 | if (expect_false (ev_is_active (w))) |
5057 | if (ecb_expect_false (ev_is_active (w))) |
4929 | return; |
5058 | return; |
4930 | |
5059 | |
4931 | EV_FREQUENT_CHECK; |
5060 | EV_FREQUENT_CHECK; |
4932 | |
5061 | |
4933 | ev_start (EV_A_ (W)w, ++cleanupcnt); |
5062 | ev_start (EV_A_ (W)w, ++cleanupcnt); |
… | |
… | |
4941 | |
5070 | |
4942 | void |
5071 | void |
4943 | ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT |
5072 | ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT |
4944 | { |
5073 | { |
4945 | clear_pending (EV_A_ (W)w); |
5074 | clear_pending (EV_A_ (W)w); |
4946 | if (expect_false (!ev_is_active (w))) |
5075 | if (ecb_expect_false (!ev_is_active (w))) |
4947 | return; |
5076 | return; |
4948 | |
5077 | |
4949 | EV_FREQUENT_CHECK; |
5078 | EV_FREQUENT_CHECK; |
4950 | ev_ref (EV_A); |
5079 | ev_ref (EV_A); |
4951 | |
5080 | |
… | |
… | |
4964 | |
5093 | |
4965 | #if EV_ASYNC_ENABLE |
5094 | #if EV_ASYNC_ENABLE |
4966 | void |
5095 | void |
4967 | ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT |
5096 | ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT |
4968 | { |
5097 | { |
4969 | if (expect_false (ev_is_active (w))) |
5098 | if (ecb_expect_false (ev_is_active (w))) |
4970 | return; |
5099 | return; |
4971 | |
5100 | |
4972 | w->sent = 0; |
5101 | w->sent = 0; |
4973 | |
5102 | |
4974 | evpipe_init (EV_A); |
5103 | evpipe_init (EV_A); |
… | |
… | |
4984 | |
5113 | |
4985 | void |
5114 | void |
4986 | ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT |
5115 | ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT |
4987 | { |
5116 | { |
4988 | clear_pending (EV_A_ (W)w); |
5117 | clear_pending (EV_A_ (W)w); |
4989 | if (expect_false (!ev_is_active (w))) |
5118 | if (ecb_expect_false (!ev_is_active (w))) |
4990 | return; |
5119 | return; |
4991 | |
5120 | |
4992 | EV_FREQUENT_CHECK; |
5121 | EV_FREQUENT_CHECK; |
4993 | |
5122 | |
4994 | { |
5123 | { |