… | |
… | |
325 | #ifndef EV_USE_PORT |
325 | #ifndef EV_USE_PORT |
326 | # define EV_USE_PORT 0 |
326 | # define EV_USE_PORT 0 |
327 | #endif |
327 | #endif |
328 | |
328 | |
329 | #ifndef EV_USE_LINUXAIO |
329 | #ifndef EV_USE_LINUXAIO |
|
|
330 | # if __linux /* libev currently assumes linux/aio_abi.h is always available on linux */ |
|
|
331 | # define EV_USE_LINUXAIO 1 |
|
|
332 | # else |
330 | # define EV_USE_LINUXAIO 0 |
333 | # define EV_USE_LINUXAIO 0 |
|
|
334 | # endif |
|
|
335 | #endif |
|
|
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 |
331 | #endif |
343 | #endif |
332 | |
344 | |
333 | #ifndef EV_USE_INOTIFY |
345 | #ifndef EV_USE_INOTIFY |
334 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
346 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
335 | # define EV_USE_INOTIFY EV_FEATURE_OS |
347 | # define EV_USE_INOTIFY EV_FEATURE_OS |
… | |
… | |
392 | /* aix's poll.h seems to cause lots of trouble */ |
404 | /* aix's poll.h seems to cause lots of trouble */ |
393 | #ifdef _AIX |
405 | #ifdef _AIX |
394 | /* AIX has a completely broken poll.h header */ |
406 | /* AIX has a completely broken poll.h header */ |
395 | # undef EV_USE_POLL |
407 | # undef EV_USE_POLL |
396 | # define EV_USE_POLL 0 |
408 | # define EV_USE_POLL 0 |
397 | #endif |
|
|
398 | |
|
|
399 | #if EV_USE_LINUXAIO |
|
|
400 | # include <linux/aio_abi.h> /* probably only needed for aio_context_t */ |
|
|
401 | #endif |
409 | #endif |
402 | |
410 | |
403 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
411 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
404 | /* which makes programs even slower. might work on other unices, too. */ |
412 | /* which makes programs even slower. might work on other unices, too. */ |
405 | #if EV_USE_CLOCK_SYSCALL |
413 | #if EV_USE_CLOCK_SYSCALL |
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 |
452 | # if !SYS_io_getevents || !EV_USE_EPOLL /* ev_linxaio uses ev_poll.c:ev_epoll_create */ |
444 | # undef EV_USE_LINUXAIO |
453 | # undef EV_USE_LINUXAIO |
445 | # define EV_USE_LINUXAIO 0 |
454 | # define EV_USE_LINUXAIO 0 |
|
|
455 | # else |
|
|
456 | # define EV_NEED_SYSCALL 1 |
|
|
457 | # endif |
|
|
458 | #endif |
|
|
459 | |
|
|
460 | #if EV_USE_IOURING |
|
|
461 | # include <sys/syscall.h> |
|
|
462 | # if !__alpha && !SYS_io_uring_setup |
|
|
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 |
|
|
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 | /*****************************************************************************/ |
|
|
524 | |
|
|
525 | #if EV_NEED_SYSCALL |
|
|
526 | |
|
|
527 | #include <sys/syscall.h> |
|
|
528 | |
|
|
529 | /* |
|
|
530 | * define some syscall wrappers for common architectures |
|
|
531 | * this is mostly for nice looks during debugging, not performance. |
|
|
532 | * our syscalls return < 0, not == -1, on error. which is good |
|
|
533 | * enough for linux aio. |
|
|
534 | * TODO: arm is also common nowadays, maybe even mips and x86 |
|
|
535 | * TODO: after implementing this, it suddenly looks like overkill, but its hard to remove... |
|
|
536 | */ |
|
|
537 | #if __GNUC__ && __linux && ECB_AMD64 && !defined __OPTIMIZE_SIZE__ |
|
|
538 | /* the costly errno access probably kills this for size optimisation */ |
|
|
539 | |
|
|
540 | #define ev_syscall(nr,narg,arg1,arg2,arg3,arg4,arg5) \ |
|
|
541 | ({ \ |
|
|
542 | long res; \ |
|
|
543 | register unsigned long r5 __asm__ ("r8" ); \ |
|
|
544 | register unsigned long r4 __asm__ ("r10"); \ |
|
|
545 | register unsigned long r3 __asm__ ("rdx"); \ |
|
|
546 | register unsigned long r2 __asm__ ("rsi"); \ |
|
|
547 | register unsigned long r1 __asm__ ("rdi"); \ |
|
|
548 | if (narg >= 5) r5 = (unsigned long)(arg5); \ |
|
|
549 | if (narg >= 4) r4 = (unsigned long)(arg4); \ |
|
|
550 | if (narg >= 3) r3 = (unsigned long)(arg3); \ |
|
|
551 | if (narg >= 2) r2 = (unsigned long)(arg2); \ |
|
|
552 | if (narg >= 1) r1 = (unsigned long)(arg1); \ |
|
|
553 | __asm__ __volatile__ ( \ |
|
|
554 | "syscall\n\t" \ |
|
|
555 | : "=a" (res) \ |
|
|
556 | : "0" (nr), "r" (r1), "r" (r2), "r" (r3), "r" (r4), "r" (r5) \ |
|
|
557 | : "cc", "r11", "cx", "memory"); \ |
|
|
558 | errno = -res; \ |
|
|
559 | res; \ |
|
|
560 | }) |
|
|
561 | |
|
|
562 | #endif |
|
|
563 | |
|
|
564 | #ifdef ev_syscall |
|
|
565 | #define ev_syscall0(nr) ev_syscall (nr, 0, 0, 0, 0, 0, 0 |
|
|
566 | #define ev_syscall1(nr,arg1) ev_syscall (nr, 1, arg1, 0, 0, 0, 0) |
|
|
567 | #define ev_syscall2(nr,arg1,arg2) ev_syscall (nr, 2, arg1, arg2, 0, 0, 0) |
|
|
568 | #define ev_syscall3(nr,arg1,arg2,arg3) ev_syscall (nr, 3, arg1, arg2, arg3, 0, 0) |
|
|
569 | #define ev_syscall4(nr,arg1,arg2,arg3,arg4) ev_syscall (nr, 3, arg1, arg2, arg3, arg4, 0) |
|
|
570 | #define ev_syscall5(nr,arg1,arg2,arg3,arg4,arg5) ev_syscall (nr, 5, arg1, arg2, arg3, arg4, arg5) |
|
|
571 | #else |
|
|
572 | #define ev_syscall0(nr) syscall (nr) |
|
|
573 | #define ev_syscall1(nr,arg1) syscall (nr, arg1) |
|
|
574 | #define ev_syscall2(nr,arg1,arg2) syscall (nr, arg1, arg2) |
|
|
575 | #define ev_syscall3(nr,arg1,arg2,arg3) syscall (nr, arg1, arg2, arg3) |
|
|
576 | #define ev_syscall4(nr,arg1,arg2,arg3,arg4) syscall (nr, arg1, arg2, arg3, arg4) |
|
|
577 | #define ev_syscall5(nr,arg1,arg2,arg3,arg4,arg5) syscall (nr, arg1, arg2, arg3, arg4, arg5) |
|
|
578 | #endif |
|
|
579 | |
|
|
580 | #endif |
|
|
581 | |
|
|
582 | /*****************************************************************************/ |
498 | |
583 | |
499 | #if EV_VERIFY >= 3 |
584 | #if EV_VERIFY >= 3 |
500 | # define EV_FREQUENT_CHECK ev_verify (EV_A) |
585 | # define EV_FREQUENT_CHECK ev_verify (EV_A) |
501 | #else |
586 | #else |
502 | # define EV_FREQUENT_CHECK do { } while (0) |
587 | # define EV_FREQUENT_CHECK do { } while (0) |
… | |
… | |
559 | |
644 | |
560 | #ifndef ECB_H |
645 | #ifndef ECB_H |
561 | #define ECB_H |
646 | #define ECB_H |
562 | |
647 | |
563 | /* 16 bits major, 16 bits minor */ |
648 | /* 16 bits major, 16 bits minor */ |
564 | #define ECB_VERSION 0x00010005 |
649 | #define ECB_VERSION 0x00010006 |
565 | |
650 | |
566 | #ifdef _WIN32 |
651 | #ifdef _WIN32 |
567 | typedef signed char int8_t; |
652 | typedef signed char int8_t; |
568 | typedef unsigned char uint8_t; |
653 | typedef unsigned char uint8_t; |
569 | typedef signed short int16_t; |
654 | typedef signed short int16_t; |
… | |
… | |
683 | #include <intrin.h> /* fence functions _ReadBarrier, also bit search functions _BitScanReverse */ |
768 | #include <intrin.h> /* fence functions _ReadBarrier, also bit search functions _BitScanReverse */ |
684 | #endif |
769 | #endif |
685 | |
770 | |
686 | #ifndef ECB_MEMORY_FENCE |
771 | #ifndef ECB_MEMORY_FENCE |
687 | #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
772 | #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
|
|
773 | #define ECB_MEMORY_FENCE_RELAXED __asm__ __volatile__ ("" : : : "memory") |
688 | #if __i386 || __i386__ |
774 | #if __i386 || __i386__ |
689 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") |
775 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") |
690 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") |
776 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") |
691 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("" : : : "memory") |
777 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("" : : : "memory") |
692 | #elif ECB_GCC_AMD64 |
778 | #elif ECB_GCC_AMD64 |
… | |
… | |
742 | #if ECB_GCC_VERSION(4,7) |
828 | #if ECB_GCC_VERSION(4,7) |
743 | /* see comment below (stdatomic.h) about the C11 memory model. */ |
829 | /* see comment below (stdatomic.h) about the C11 memory model. */ |
744 | #define ECB_MEMORY_FENCE __atomic_thread_fence (__ATOMIC_SEQ_CST) |
830 | #define ECB_MEMORY_FENCE __atomic_thread_fence (__ATOMIC_SEQ_CST) |
745 | #define ECB_MEMORY_FENCE_ACQUIRE __atomic_thread_fence (__ATOMIC_ACQUIRE) |
831 | #define ECB_MEMORY_FENCE_ACQUIRE __atomic_thread_fence (__ATOMIC_ACQUIRE) |
746 | #define ECB_MEMORY_FENCE_RELEASE __atomic_thread_fence (__ATOMIC_RELEASE) |
832 | #define ECB_MEMORY_FENCE_RELEASE __atomic_thread_fence (__ATOMIC_RELEASE) |
|
|
833 | #define ECB_MEMORY_FENCE_RELAXED __atomic_thread_fence (__ATOMIC_RELAXED) |
747 | |
834 | |
748 | #elif ECB_CLANG_EXTENSION(c_atomic) |
835 | #elif ECB_CLANG_EXTENSION(c_atomic) |
749 | /* see comment below (stdatomic.h) about the C11 memory model. */ |
836 | /* see comment below (stdatomic.h) about the C11 memory model. */ |
750 | #define ECB_MEMORY_FENCE __c11_atomic_thread_fence (__ATOMIC_SEQ_CST) |
837 | #define ECB_MEMORY_FENCE __c11_atomic_thread_fence (__ATOMIC_SEQ_CST) |
751 | #define ECB_MEMORY_FENCE_ACQUIRE __c11_atomic_thread_fence (__ATOMIC_ACQUIRE) |
838 | #define ECB_MEMORY_FENCE_ACQUIRE __c11_atomic_thread_fence (__ATOMIC_ACQUIRE) |
752 | #define ECB_MEMORY_FENCE_RELEASE __c11_atomic_thread_fence (__ATOMIC_RELEASE) |
839 | #define ECB_MEMORY_FENCE_RELEASE __c11_atomic_thread_fence (__ATOMIC_RELEASE) |
|
|
840 | #define ECB_MEMORY_FENCE_RELAXED __c11_atomic_thread_fence (__ATOMIC_RELAXED) |
753 | |
841 | |
754 | #elif ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__ |
842 | #elif ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__ |
755 | #define ECB_MEMORY_FENCE __sync_synchronize () |
843 | #define ECB_MEMORY_FENCE __sync_synchronize () |
756 | #elif _MSC_VER >= 1500 /* VC++ 2008 */ |
844 | #elif _MSC_VER >= 1500 /* VC++ 2008 */ |
757 | /* apparently, microsoft broke all the memory barrier stuff in Visual Studio 2008... */ |
845 | /* apparently, microsoft broke all the memory barrier stuff in Visual Studio 2008... */ |
… | |
… | |
767 | #elif defined _WIN32 |
855 | #elif defined _WIN32 |
768 | #include <WinNT.h> |
856 | #include <WinNT.h> |
769 | #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ |
857 | #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ |
770 | #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
858 | #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
771 | #include <mbarrier.h> |
859 | #include <mbarrier.h> |
772 | #define ECB_MEMORY_FENCE __machine_rw_barrier () |
860 | #define ECB_MEMORY_FENCE __machine_rw_barrier () |
773 | #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier () |
861 | #define ECB_MEMORY_FENCE_ACQUIRE __machine_acq_barrier () |
774 | #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier () |
862 | #define ECB_MEMORY_FENCE_RELEASE __machine_rel_barrier () |
|
|
863 | #define ECB_MEMORY_FENCE_RELAXED __compiler_barrier () |
775 | #elif __xlC__ |
864 | #elif __xlC__ |
776 | #define ECB_MEMORY_FENCE __sync () |
865 | #define ECB_MEMORY_FENCE __sync () |
777 | #endif |
866 | #endif |
778 | #endif |
867 | #endif |
779 | |
868 | |
780 | #ifndef ECB_MEMORY_FENCE |
869 | #ifndef ECB_MEMORY_FENCE |
781 | #if ECB_C11 && !defined __STDC_NO_ATOMICS__ |
870 | #if ECB_C11 && !defined __STDC_NO_ATOMICS__ |
782 | /* we assume that these memory fences work on all variables/all memory accesses, */ |
871 | /* we assume that these memory fences work on all variables/all memory accesses, */ |
783 | /* not just C11 atomics and atomic accesses */ |
872 | /* not just C11 atomics and atomic accesses */ |
784 | #include <stdatomic.h> |
873 | #include <stdatomic.h> |
785 | /* Unfortunately, neither gcc 4.7 nor clang 3.1 generate any instructions for */ |
|
|
786 | /* any fence other than seq_cst, which isn't very efficient for us. */ |
|
|
787 | /* Why that is, we don't know - either the C11 memory model is quite useless */ |
|
|
788 | /* for most usages, or gcc and clang have a bug */ |
|
|
789 | /* I *currently* lean towards the latter, and inefficiently implement */ |
|
|
790 | /* all three of ecb's fences as a seq_cst fence */ |
|
|
791 | /* Update, gcc-4.8 generates mfence for all c++ fences, but nothing */ |
|
|
792 | /* for all __atomic_thread_fence's except seq_cst */ |
|
|
793 | #define ECB_MEMORY_FENCE atomic_thread_fence (memory_order_seq_cst) |
874 | #define ECB_MEMORY_FENCE atomic_thread_fence (memory_order_seq_cst) |
|
|
875 | #define ECB_MEMORY_FENCE_ACQUIRE atomic_thread_fence (memory_order_acquire) |
|
|
876 | #define ECB_MEMORY_FENCE_RELEASE atomic_thread_fence (memory_order_release) |
794 | #endif |
877 | #endif |
795 | #endif |
878 | #endif |
796 | |
879 | |
797 | #ifndef ECB_MEMORY_FENCE |
880 | #ifndef ECB_MEMORY_FENCE |
798 | #if !ECB_AVOID_PTHREADS |
881 | #if !ECB_AVOID_PTHREADS |
… | |
… | |
816 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
899 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
817 | #endif |
900 | #endif |
818 | |
901 | |
819 | #if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE |
902 | #if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE |
820 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
903 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
|
|
904 | #endif |
|
|
905 | |
|
|
906 | #if !defined ECB_MEMORY_FENCE_RELAXED && defined ECB_MEMORY_FENCE |
|
|
907 | #define ECB_MEMORY_FENCE_RELAXED ECB_MEMORY_FENCE /* very heavy-handed */ |
821 | #endif |
908 | #endif |
822 | |
909 | |
823 | /*****************************************************************************/ |
910 | /*****************************************************************************/ |
824 | |
911 | |
825 | #if ECB_CPP |
912 | #if ECB_CPP |
… | |
… | |
1534 | /* ECB.H END */ |
1621 | /* ECB.H END */ |
1535 | |
1622 | |
1536 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
1623 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
1537 | /* if your architecture doesn't need memory fences, e.g. because it is |
1624 | /* if your architecture doesn't need memory fences, e.g. because it is |
1538 | * single-cpu/core, or if you use libev in a project that doesn't use libev |
1625 | * single-cpu/core, or if you use libev in a project that doesn't use libev |
1539 | * from multiple threads, then you can define ECB_AVOID_PTHREADS when compiling |
1626 | * from multiple threads, then you can define ECB_NO_THREADS when compiling |
1540 | * libev, in which cases the memory fences become nops. |
1627 | * libev, in which cases the memory fences become nops. |
1541 | * alternatively, you can remove this #error and link against libpthread, |
1628 | * alternatively, you can remove this #error and link against libpthread, |
1542 | * which will then provide the memory fences. |
1629 | * which will then provide the memory fences. |
1543 | */ |
1630 | */ |
1544 | # error "memory fences not defined for your architecture, please report" |
1631 | # error "memory fences not defined for your architecture, please report" |
… | |
… | |
1548 | # define ECB_MEMORY_FENCE do { } while (0) |
1635 | # define ECB_MEMORY_FENCE do { } while (0) |
1549 | # define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
1636 | # define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
1550 | # define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
1637 | # define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
1551 | #endif |
1638 | #endif |
1552 | |
1639 | |
1553 | #define expect_false(cond) ecb_expect_false (cond) |
|
|
1554 | #define expect_true(cond) ecb_expect_true (cond) |
|
|
1555 | #define noinline ecb_noinline |
|
|
1556 | |
|
|
1557 | #define inline_size ecb_inline |
1640 | #define inline_size ecb_inline |
1558 | |
1641 | |
1559 | #if EV_FEATURE_CODE |
1642 | #if EV_FEATURE_CODE |
1560 | # define inline_speed ecb_inline |
1643 | # define inline_speed ecb_inline |
1561 | #else |
1644 | #else |
1562 | # define inline_speed noinline static |
1645 | # define inline_speed ecb_noinline static |
1563 | #endif |
1646 | #endif |
1564 | |
1647 | |
1565 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
1648 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
1566 | |
1649 | |
1567 | #if EV_MINPRI == EV_MAXPRI |
1650 | #if EV_MINPRI == EV_MAXPRI |
… | |
… | |
1603 | # include "ev_win32.c" |
1686 | # include "ev_win32.c" |
1604 | #endif |
1687 | #endif |
1605 | |
1688 | |
1606 | /*****************************************************************************/ |
1689 | /*****************************************************************************/ |
1607 | |
1690 | |
|
|
1691 | #if EV_USE_LINUXAIO |
|
|
1692 | # include <linux/aio_abi.h> /* probably only needed for aio_context_t */ |
|
|
1693 | #endif |
|
|
1694 | |
1608 | /* define a suitable floor function (only used by periodics atm) */ |
1695 | /* define a suitable floor function (only used by periodics atm) */ |
1609 | |
1696 | |
1610 | #if EV_USE_FLOOR |
1697 | #if EV_USE_FLOOR |
1611 | # include <math.h> |
1698 | # include <math.h> |
1612 | # define ev_floor(v) floor (v) |
1699 | # define ev_floor(v) floor (v) |
1613 | #else |
1700 | #else |
1614 | |
1701 | |
1615 | #include <float.h> |
1702 | #include <float.h> |
1616 | |
1703 | |
1617 | /* a floor() replacement function, should be independent of ev_tstamp type */ |
1704 | /* a floor() replacement function, should be independent of ev_tstamp type */ |
1618 | noinline |
1705 | ecb_noinline |
1619 | static ev_tstamp |
1706 | static ev_tstamp |
1620 | ev_floor (ev_tstamp v) |
1707 | ev_floor (ev_tstamp v) |
1621 | { |
1708 | { |
1622 | /* the choice of shift factor is not terribly important */ |
1709 | /* the choice of shift factor is not terribly important */ |
1623 | #if FLT_RADIX != 2 /* assume FLT_RADIX == 10 */ |
1710 | #if FLT_RADIX != 2 /* assume FLT_RADIX == 10 */ |
… | |
… | |
1625 | #else |
1712 | #else |
1626 | const ev_tstamp shift = sizeof (unsigned long) >= 8 ? 18446744073709551616. : 4294967296.; |
1713 | const ev_tstamp shift = sizeof (unsigned long) >= 8 ? 18446744073709551616. : 4294967296.; |
1627 | #endif |
1714 | #endif |
1628 | |
1715 | |
1629 | /* argument too large for an unsigned long? */ |
1716 | /* argument too large for an unsigned long? */ |
1630 | if (expect_false (v >= shift)) |
1717 | if (ecb_expect_false (v >= shift)) |
1631 | { |
1718 | { |
1632 | ev_tstamp f; |
1719 | ev_tstamp f; |
1633 | |
1720 | |
1634 | if (v == v - 1.) |
1721 | if (v == v - 1.) |
1635 | return v; /* very large number */ |
1722 | return v; /* very large number */ |
… | |
… | |
1637 | f = shift * ev_floor (v * (1. / shift)); |
1724 | f = shift * ev_floor (v * (1. / shift)); |
1638 | return f + ev_floor (v - f); |
1725 | return f + ev_floor (v - f); |
1639 | } |
1726 | } |
1640 | |
1727 | |
1641 | /* special treatment for negative args? */ |
1728 | /* special treatment for negative args? */ |
1642 | if (expect_false (v < 0.)) |
1729 | if (ecb_expect_false (v < 0.)) |
1643 | { |
1730 | { |
1644 | ev_tstamp f = -ev_floor (-v); |
1731 | ev_tstamp f = -ev_floor (-v); |
1645 | |
1732 | |
1646 | return f - (f == v ? 0 : 1); |
1733 | return f - (f == v ? 0 : 1); |
1647 | } |
1734 | } |
… | |
… | |
1656 | |
1743 | |
1657 | #ifdef __linux |
1744 | #ifdef __linux |
1658 | # include <sys/utsname.h> |
1745 | # include <sys/utsname.h> |
1659 | #endif |
1746 | #endif |
1660 | |
1747 | |
1661 | noinline ecb_cold |
1748 | ecb_noinline ecb_cold |
1662 | static unsigned int |
1749 | static unsigned int |
1663 | ev_linux_version (void) |
1750 | ev_linux_version (void) |
1664 | { |
1751 | { |
1665 | #ifdef __linux |
1752 | #ifdef __linux |
1666 | unsigned int v = 0; |
1753 | unsigned int v = 0; |
… | |
… | |
1696 | } |
1783 | } |
1697 | |
1784 | |
1698 | /*****************************************************************************/ |
1785 | /*****************************************************************************/ |
1699 | |
1786 | |
1700 | #if EV_AVOID_STDIO |
1787 | #if EV_AVOID_STDIO |
1701 | noinline ecb_cold |
1788 | ecb_noinline ecb_cold |
1702 | static void |
1789 | static void |
1703 | ev_printerr (const char *msg) |
1790 | ev_printerr (const char *msg) |
1704 | { |
1791 | { |
1705 | write (STDERR_FILENO, msg, strlen (msg)); |
1792 | write (STDERR_FILENO, msg, strlen (msg)); |
1706 | } |
1793 | } |
… | |
… | |
1713 | ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT |
1800 | ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT |
1714 | { |
1801 | { |
1715 | syserr_cb = cb; |
1802 | syserr_cb = cb; |
1716 | } |
1803 | } |
1717 | |
1804 | |
1718 | noinline ecb_cold |
1805 | ecb_noinline ecb_cold |
1719 | static void |
1806 | static void |
1720 | ev_syserr (const char *msg) |
1807 | ev_syserr (const char *msg) |
1721 | { |
1808 | { |
1722 | if (!msg) |
1809 | if (!msg) |
1723 | msg = "(libev) system error"; |
1810 | msg = "(libev) system error"; |
… | |
… | |
1869 | static int ev_default_loop_ptr; |
1956 | static int ev_default_loop_ptr; |
1870 | |
1957 | |
1871 | #endif |
1958 | #endif |
1872 | |
1959 | |
1873 | #if EV_FEATURE_API |
1960 | #if EV_FEATURE_API |
1874 | # define EV_RELEASE_CB if (expect_false (release_cb)) release_cb (EV_A) |
1961 | # define EV_RELEASE_CB if (ecb_expect_false (release_cb)) release_cb (EV_A) |
1875 | # define EV_ACQUIRE_CB if (expect_false (acquire_cb)) acquire_cb (EV_A) |
1962 | # define EV_ACQUIRE_CB if (ecb_expect_false (acquire_cb)) acquire_cb (EV_A) |
1876 | # define EV_INVOKE_PENDING invoke_cb (EV_A) |
1963 | # define EV_INVOKE_PENDING invoke_cb (EV_A) |
1877 | #else |
1964 | #else |
1878 | # define EV_RELEASE_CB (void)0 |
1965 | # define EV_RELEASE_CB (void)0 |
1879 | # define EV_ACQUIRE_CB (void)0 |
1966 | # define EV_ACQUIRE_CB (void)0 |
1880 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
1967 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
… | |
… | |
1887 | #ifndef EV_HAVE_EV_TIME |
1974 | #ifndef EV_HAVE_EV_TIME |
1888 | ev_tstamp |
1975 | ev_tstamp |
1889 | ev_time (void) EV_NOEXCEPT |
1976 | ev_time (void) EV_NOEXCEPT |
1890 | { |
1977 | { |
1891 | #if EV_USE_REALTIME |
1978 | #if EV_USE_REALTIME |
1892 | if (expect_true (have_realtime)) |
1979 | if (ecb_expect_true (have_realtime)) |
1893 | { |
1980 | { |
1894 | struct timespec ts; |
1981 | struct timespec ts; |
1895 | clock_gettime (CLOCK_REALTIME, &ts); |
1982 | clock_gettime (CLOCK_REALTIME, &ts); |
1896 | return ts.tv_sec + ts.tv_nsec * 1e-9; |
1983 | return ts.tv_sec + ts.tv_nsec * 1e-9; |
1897 | } |
1984 | } |
… | |
… | |
1905 | |
1992 | |
1906 | inline_size ev_tstamp |
1993 | inline_size ev_tstamp |
1907 | get_clock (void) |
1994 | get_clock (void) |
1908 | { |
1995 | { |
1909 | #if EV_USE_MONOTONIC |
1996 | #if EV_USE_MONOTONIC |
1910 | if (expect_true (have_monotonic)) |
1997 | if (ecb_expect_true (have_monotonic)) |
1911 | { |
1998 | { |
1912 | struct timespec ts; |
1999 | struct timespec ts; |
1913 | clock_gettime (CLOCK_MONOTONIC, &ts); |
2000 | clock_gettime (CLOCK_MONOTONIC, &ts); |
1914 | return ts.tv_sec + ts.tv_nsec * 1e-9; |
2001 | return ts.tv_sec + ts.tv_nsec * 1e-9; |
1915 | } |
2002 | } |
… | |
… | |
1977 | } |
2064 | } |
1978 | |
2065 | |
1979 | return ncur; |
2066 | return ncur; |
1980 | } |
2067 | } |
1981 | |
2068 | |
1982 | noinline ecb_cold |
2069 | ecb_noinline ecb_cold |
1983 | static void * |
2070 | static void * |
1984 | array_realloc (int elem, void *base, int *cur, int cnt) |
2071 | array_realloc (int elem, void *base, int *cur, int cnt) |
1985 | { |
2072 | { |
1986 | *cur = array_nextsize (elem, *cur, cnt); |
2073 | *cur = array_nextsize (elem, *cur, cnt); |
1987 | return ev_realloc (base, elem * *cur); |
2074 | return ev_realloc (base, elem * *cur); |
1988 | } |
2075 | } |
1989 | |
2076 | |
1990 | #define array_needsize_noinit(base,count) |
2077 | #define array_needsize_noinit(base,offset,count) |
1991 | |
2078 | |
1992 | #define array_needsize_zerofill(base,count) \ |
2079 | #define array_needsize_zerofill(base,offset,count) \ |
1993 | memset ((void *)(base), 0, sizeof (*(base)) * (count)) |
2080 | memset ((void *)(base + offset), 0, sizeof (*(base)) * (count)) |
1994 | |
2081 | |
1995 | #define array_needsize(type,base,cur,cnt,init) \ |
2082 | #define array_needsize(type,base,cur,cnt,init) \ |
1996 | if (expect_false ((cnt) > (cur))) \ |
2083 | if (ecb_expect_false ((cnt) > (cur))) \ |
1997 | { \ |
2084 | { \ |
1998 | ecb_unused int ocur_ = (cur); \ |
2085 | ecb_unused int ocur_ = (cur); \ |
1999 | (base) = (type *)array_realloc \ |
2086 | (base) = (type *)array_realloc \ |
2000 | (sizeof (type), (base), &(cur), (cnt)); \ |
2087 | (sizeof (type), (base), &(cur), (cnt)); \ |
2001 | init ((base) + (ocur_), (cur) - ocur_); \ |
2088 | init ((base), ocur_, ((cur) - ocur_)); \ |
2002 | } |
2089 | } |
2003 | |
2090 | |
2004 | #if 0 |
2091 | #if 0 |
2005 | #define array_slim(type,stem) \ |
2092 | #define array_slim(type,stem) \ |
2006 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
2093 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
… | |
… | |
2015 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; stem ## s idx = 0 |
2102 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; stem ## s idx = 0 |
2016 | |
2103 | |
2017 | /*****************************************************************************/ |
2104 | /*****************************************************************************/ |
2018 | |
2105 | |
2019 | /* dummy callback for pending events */ |
2106 | /* dummy callback for pending events */ |
2020 | noinline |
2107 | ecb_noinline |
2021 | static void |
2108 | static void |
2022 | pendingcb (EV_P_ ev_prepare *w, int revents) |
2109 | pendingcb (EV_P_ ev_prepare *w, int revents) |
2023 | { |
2110 | { |
2024 | } |
2111 | } |
2025 | |
2112 | |
2026 | noinline |
2113 | ecb_noinline |
2027 | void |
2114 | void |
2028 | ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT |
2115 | ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT |
2029 | { |
2116 | { |
2030 | W w_ = (W)w; |
2117 | W w_ = (W)w; |
2031 | int pri = ABSPRI (w_); |
2118 | int pri = ABSPRI (w_); |
2032 | |
2119 | |
2033 | if (expect_false (w_->pending)) |
2120 | if (ecb_expect_false (w_->pending)) |
2034 | pendings [pri][w_->pending - 1].events |= revents; |
2121 | pendings [pri][w_->pending - 1].events |= revents; |
2035 | else |
2122 | else |
2036 | { |
2123 | { |
2037 | w_->pending = ++pendingcnt [pri]; |
2124 | w_->pending = ++pendingcnt [pri]; |
2038 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, array_needsize_noinit); |
2125 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, array_needsize_noinit); |
… | |
… | |
2089 | inline_speed void |
2176 | inline_speed void |
2090 | fd_event (EV_P_ int fd, int revents) |
2177 | fd_event (EV_P_ int fd, int revents) |
2091 | { |
2178 | { |
2092 | ANFD *anfd = anfds + fd; |
2179 | ANFD *anfd = anfds + fd; |
2093 | |
2180 | |
2094 | if (expect_true (!anfd->reify)) |
2181 | if (ecb_expect_true (!anfd->reify)) |
2095 | fd_event_nocheck (EV_A_ fd, revents); |
2182 | fd_event_nocheck (EV_A_ fd, revents); |
2096 | } |
2183 | } |
2097 | |
2184 | |
2098 | void |
2185 | void |
2099 | ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT |
2186 | ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT |
… | |
… | |
2141 | ev_io *w; |
2228 | ev_io *w; |
2142 | |
2229 | |
2143 | unsigned char o_events = anfd->events; |
2230 | unsigned char o_events = anfd->events; |
2144 | unsigned char o_reify = anfd->reify; |
2231 | unsigned char o_reify = anfd->reify; |
2145 | |
2232 | |
2146 | anfd->reify = 0; |
2233 | anfd->reify = 0; |
2147 | |
2234 | |
2148 | /*if (expect_true (o_reify & EV_ANFD_REIFY)) probably a deoptimisation */ |
2235 | /*if (ecb_expect_true (o_reify & EV_ANFD_REIFY)) probably a deoptimisation */ |
2149 | { |
2236 | { |
2150 | anfd->events = 0; |
2237 | anfd->events = 0; |
2151 | |
2238 | |
2152 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
2239 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
2153 | anfd->events |= (unsigned char)w->events; |
2240 | anfd->events |= (unsigned char)w->events; |
… | |
… | |
2169 | fd_change (EV_P_ int fd, int flags) |
2256 | fd_change (EV_P_ int fd, int flags) |
2170 | { |
2257 | { |
2171 | unsigned char reify = anfds [fd].reify; |
2258 | unsigned char reify = anfds [fd].reify; |
2172 | anfds [fd].reify |= flags; |
2259 | anfds [fd].reify |= flags; |
2173 | |
2260 | |
2174 | if (expect_true (!reify)) |
2261 | if (ecb_expect_true (!reify)) |
2175 | { |
2262 | { |
2176 | ++fdchangecnt; |
2263 | ++fdchangecnt; |
2177 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, array_needsize_noinit); |
2264 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, array_needsize_noinit); |
2178 | fdchanges [fdchangecnt - 1] = fd; |
2265 | fdchanges [fdchangecnt - 1] = fd; |
2179 | } |
2266 | } |
… | |
… | |
2202 | return fcntl (fd, F_GETFD) != -1; |
2289 | return fcntl (fd, F_GETFD) != -1; |
2203 | #endif |
2290 | #endif |
2204 | } |
2291 | } |
2205 | |
2292 | |
2206 | /* called on EBADF to verify fds */ |
2293 | /* called on EBADF to verify fds */ |
2207 | noinline ecb_cold |
2294 | ecb_noinline ecb_cold |
2208 | static void |
2295 | static void |
2209 | fd_ebadf (EV_P) |
2296 | fd_ebadf (EV_P) |
2210 | { |
2297 | { |
2211 | int fd; |
2298 | int fd; |
2212 | |
2299 | |
… | |
… | |
2215 | if (!fd_valid (fd) && errno == EBADF) |
2302 | if (!fd_valid (fd) && errno == EBADF) |
2216 | fd_kill (EV_A_ fd); |
2303 | fd_kill (EV_A_ fd); |
2217 | } |
2304 | } |
2218 | |
2305 | |
2219 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
2306 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
2220 | noinline ecb_cold |
2307 | ecb_noinline ecb_cold |
2221 | static void |
2308 | static void |
2222 | fd_enomem (EV_P) |
2309 | fd_enomem (EV_P) |
2223 | { |
2310 | { |
2224 | int fd; |
2311 | int fd; |
2225 | |
2312 | |
… | |
… | |
2230 | break; |
2317 | break; |
2231 | } |
2318 | } |
2232 | } |
2319 | } |
2233 | |
2320 | |
2234 | /* usually called after fork if backend needs to re-arm all fds from scratch */ |
2321 | /* usually called after fork if backend needs to re-arm all fds from scratch */ |
2235 | noinline |
2322 | ecb_noinline |
2236 | static void |
2323 | static void |
2237 | fd_rearm_all (EV_P) |
2324 | fd_rearm_all (EV_P) |
2238 | { |
2325 | { |
2239 | int fd; |
2326 | int fd; |
2240 | |
2327 | |
… | |
… | |
2294 | ev_tstamp minat; |
2381 | ev_tstamp minat; |
2295 | ANHE *minpos; |
2382 | ANHE *minpos; |
2296 | ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0 + 1; |
2383 | ANHE *pos = heap + DHEAP * (k - HEAP0) + HEAP0 + 1; |
2297 | |
2384 | |
2298 | /* find minimum child */ |
2385 | /* find minimum child */ |
2299 | if (expect_true (pos + DHEAP - 1 < E)) |
2386 | if (ecb_expect_true (pos + DHEAP - 1 < E)) |
2300 | { |
2387 | { |
2301 | /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
2388 | /* fast path */ (minpos = pos + 0), (minat = ANHE_at (*minpos)); |
2302 | if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
2389 | if ( ANHE_at (pos [1]) < minat) (minpos = pos + 1), (minat = ANHE_at (*minpos)); |
2303 | if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
2390 | if ( ANHE_at (pos [2]) < minat) (minpos = pos + 2), (minat = ANHE_at (*minpos)); |
2304 | if ( ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
2391 | if ( ANHE_at (pos [3]) < minat) (minpos = pos + 3), (minat = ANHE_at (*minpos)); |
… | |
… | |
2422 | |
2509 | |
2423 | /*****************************************************************************/ |
2510 | /*****************************************************************************/ |
2424 | |
2511 | |
2425 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
2512 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
2426 | |
2513 | |
2427 | noinline ecb_cold |
2514 | ecb_noinline ecb_cold |
2428 | static void |
2515 | static void |
2429 | evpipe_init (EV_P) |
2516 | evpipe_init (EV_P) |
2430 | { |
2517 | { |
2431 | if (!ev_is_active (&pipe_w)) |
2518 | if (!ev_is_active (&pipe_w)) |
2432 | { |
2519 | { |
… | |
… | |
2473 | inline_speed void |
2560 | inline_speed void |
2474 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
2561 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
2475 | { |
2562 | { |
2476 | ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */ |
2563 | ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */ |
2477 | |
2564 | |
2478 | if (expect_true (*flag)) |
2565 | if (ecb_expect_true (*flag)) |
2479 | return; |
2566 | return; |
2480 | |
2567 | |
2481 | *flag = 1; |
2568 | *flag = 1; |
2482 | ECB_MEMORY_FENCE_RELEASE; /* make sure flag is visible before the wakeup */ |
2569 | ECB_MEMORY_FENCE_RELEASE; /* make sure flag is visible before the wakeup */ |
2483 | |
2570 | |
… | |
… | |
2560 | sig_pending = 0; |
2647 | sig_pending = 0; |
2561 | |
2648 | |
2562 | ECB_MEMORY_FENCE; |
2649 | ECB_MEMORY_FENCE; |
2563 | |
2650 | |
2564 | for (i = EV_NSIG - 1; i--; ) |
2651 | for (i = EV_NSIG - 1; i--; ) |
2565 | if (expect_false (signals [i].pending)) |
2652 | if (ecb_expect_false (signals [i].pending)) |
2566 | ev_feed_signal_event (EV_A_ i + 1); |
2653 | ev_feed_signal_event (EV_A_ i + 1); |
2567 | } |
2654 | } |
2568 | #endif |
2655 | #endif |
2569 | |
2656 | |
2570 | #if EV_ASYNC_ENABLE |
2657 | #if EV_ASYNC_ENABLE |
… | |
… | |
2611 | #endif |
2698 | #endif |
2612 | |
2699 | |
2613 | ev_feed_signal (signum); |
2700 | ev_feed_signal (signum); |
2614 | } |
2701 | } |
2615 | |
2702 | |
2616 | noinline |
2703 | ecb_noinline |
2617 | void |
2704 | void |
2618 | ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT |
2705 | ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT |
2619 | { |
2706 | { |
2620 | WL w; |
2707 | WL w; |
2621 | |
2708 | |
2622 | if (expect_false (signum <= 0 || signum >= EV_NSIG)) |
2709 | if (ecb_expect_false (signum <= 0 || signum >= EV_NSIG)) |
2623 | return; |
2710 | return; |
2624 | |
2711 | |
2625 | --signum; |
2712 | --signum; |
2626 | |
2713 | |
2627 | #if EV_MULTIPLICITY |
2714 | #if EV_MULTIPLICITY |
2628 | /* it is permissible to try to feed a signal to the wrong loop */ |
2715 | /* it is permissible to try to feed a signal to the wrong loop */ |
2629 | /* or, likely more useful, feeding a signal nobody is waiting for */ |
2716 | /* or, likely more useful, feeding a signal nobody is waiting for */ |
2630 | |
2717 | |
2631 | if (expect_false (signals [signum].loop != EV_A)) |
2718 | if (ecb_expect_false (signals [signum].loop != EV_A)) |
2632 | return; |
2719 | return; |
2633 | #endif |
2720 | #endif |
2634 | |
2721 | |
2635 | signals [signum].pending = 0; |
2722 | signals [signum].pending = 0; |
2636 | ECB_MEMORY_FENCE_RELEASE; |
2723 | ECB_MEMORY_FENCE_RELEASE; |
… | |
… | |
2729 | # include "ev_port.c" |
2816 | # include "ev_port.c" |
2730 | #endif |
2817 | #endif |
2731 | #if EV_USE_KQUEUE |
2818 | #if EV_USE_KQUEUE |
2732 | # include "ev_kqueue.c" |
2819 | # include "ev_kqueue.c" |
2733 | #endif |
2820 | #endif |
|
|
2821 | #if EV_USE_EPOLL |
|
|
2822 | # include "ev_epoll.c" |
|
|
2823 | #endif |
2734 | #if EV_USE_LINUXAIO |
2824 | #if EV_USE_LINUXAIO |
2735 | # include "ev_linuxaio.c" |
2825 | # include "ev_linuxaio.c" |
2736 | #endif |
2826 | #endif |
2737 | #if EV_USE_EPOLL |
2827 | #if EV_USE_IOURING |
2738 | # include "ev_epoll.c" |
2828 | # include "ev_iouring.c" |
2739 | #endif |
2829 | #endif |
2740 | #if EV_USE_POLL |
2830 | #if EV_USE_POLL |
2741 | # include "ev_poll.c" |
2831 | # include "ev_poll.c" |
2742 | #endif |
2832 | #endif |
2743 | #if EV_USE_SELECT |
2833 | #if EV_USE_SELECT |
… | |
… | |
2776 | |
2866 | |
2777 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
2867 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
2778 | if (EV_USE_KQUEUE ) flags |= EVBACKEND_KQUEUE; |
2868 | if (EV_USE_KQUEUE ) flags |= EVBACKEND_KQUEUE; |
2779 | if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL; |
2869 | if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL; |
2780 | if (EV_USE_LINUXAIO) flags |= EVBACKEND_LINUXAIO; |
2870 | if (EV_USE_LINUXAIO) flags |= EVBACKEND_LINUXAIO; |
|
|
2871 | if (EV_USE_IOURING ) flags |= EVBACKEND_IOURING; |
2781 | if (EV_USE_POLL ) flags |= EVBACKEND_POLL; |
2872 | if (EV_USE_POLL ) flags |= EVBACKEND_POLL; |
2782 | if (EV_USE_SELECT ) flags |= EVBACKEND_SELECT; |
2873 | if (EV_USE_SELECT ) flags |= EVBACKEND_SELECT; |
2783 | |
2874 | |
2784 | return flags; |
2875 | return flags; |
2785 | } |
2876 | } |
… | |
… | |
2803 | #ifdef __FreeBSD__ |
2894 | #ifdef __FreeBSD__ |
2804 | flags &= ~EVBACKEND_POLL; /* poll return value is unusable (http://forums.freebsd.org/archive/index.php/t-10270.html) */ |
2895 | flags &= ~EVBACKEND_POLL; /* poll return value is unusable (http://forums.freebsd.org/archive/index.php/t-10270.html) */ |
2805 | #endif |
2896 | #endif |
2806 | |
2897 | |
2807 | /* TODO: linuxaio is very experimental */ |
2898 | /* TODO: linuxaio is very experimental */ |
|
|
2899 | #if !EV_RECOMMEND_LINUXAIO |
2808 | flags &= ~EVBACKEND_LINUXAIO; |
2900 | flags &= ~EVBACKEND_LINUXAIO; |
|
|
2901 | #endif |
|
|
2902 | /* TODO: linuxaio is super experimental */ |
|
|
2903 | #if !EV_RECOMMEND_IOURING |
|
|
2904 | flags &= ~EVBACKEND_IOURING; |
|
|
2905 | #endif |
2809 | |
2906 | |
2810 | return flags; |
2907 | return flags; |
2811 | } |
2908 | } |
2812 | |
2909 | |
2813 | ecb_cold |
2910 | ecb_cold |
… | |
… | |
2879 | acquire_cb = acquire; |
2976 | acquire_cb = acquire; |
2880 | } |
2977 | } |
2881 | #endif |
2978 | #endif |
2882 | |
2979 | |
2883 | /* initialise a loop structure, must be zero-initialised */ |
2980 | /* initialise a loop structure, must be zero-initialised */ |
2884 | noinline ecb_cold |
2981 | ecb_noinline ecb_cold |
2885 | static void |
2982 | static void |
2886 | loop_init (EV_P_ unsigned int flags) EV_NOEXCEPT |
2983 | loop_init (EV_P_ unsigned int flags) EV_NOEXCEPT |
2887 | { |
2984 | { |
2888 | if (!backend) |
2985 | if (!backend) |
2889 | { |
2986 | { |
… | |
… | |
2957 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
3054 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
2958 | #endif |
3055 | #endif |
2959 | #if EV_USE_KQUEUE |
3056 | #if EV_USE_KQUEUE |
2960 | if (!backend && (flags & EVBACKEND_KQUEUE )) backend = kqueue_init (EV_A_ flags); |
3057 | if (!backend && (flags & EVBACKEND_KQUEUE )) backend = kqueue_init (EV_A_ flags); |
2961 | #endif |
3058 | #endif |
|
|
3059 | #if EV_USE_IOURING |
|
|
3060 | if (!backend && (flags & EVBACKEND_IOURING )) backend = iouring_init (EV_A_ flags); |
|
|
3061 | #endif |
2962 | #if EV_USE_LINUXAIO |
3062 | #if EV_USE_LINUXAIO |
2963 | if (!backend && (flags & EVBACKEND_LINUXAIO)) backend = linuxaio_init (EV_A_ flags); |
3063 | if (!backend && (flags & EVBACKEND_LINUXAIO)) backend = linuxaio_init (EV_A_ flags); |
2964 | #endif |
3064 | #endif |
2965 | #if EV_USE_EPOLL |
3065 | #if EV_USE_EPOLL |
2966 | if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags); |
3066 | if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags); |
… | |
… | |
2994 | return; |
3094 | return; |
2995 | #endif |
3095 | #endif |
2996 | |
3096 | |
2997 | #if EV_CLEANUP_ENABLE |
3097 | #if EV_CLEANUP_ENABLE |
2998 | /* queue cleanup watchers (and execute them) */ |
3098 | /* queue cleanup watchers (and execute them) */ |
2999 | if (expect_false (cleanupcnt)) |
3099 | if (ecb_expect_false (cleanupcnt)) |
3000 | { |
3100 | { |
3001 | queue_events (EV_A_ (W *)cleanups, cleanupcnt, EV_CLEANUP); |
3101 | queue_events (EV_A_ (W *)cleanups, cleanupcnt, EV_CLEANUP); |
3002 | EV_INVOKE_PENDING; |
3102 | EV_INVOKE_PENDING; |
3003 | } |
3103 | } |
3004 | #endif |
3104 | #endif |
… | |
… | |
3039 | #if EV_USE_PORT |
3139 | #if EV_USE_PORT |
3040 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
3140 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
3041 | #endif |
3141 | #endif |
3042 | #if EV_USE_KQUEUE |
3142 | #if EV_USE_KQUEUE |
3043 | if (backend == EVBACKEND_KQUEUE ) kqueue_destroy (EV_A); |
3143 | if (backend == EVBACKEND_KQUEUE ) kqueue_destroy (EV_A); |
|
|
3144 | #endif |
|
|
3145 | #if EV_USE_IOURING |
|
|
3146 | if (backend == EVBACKEND_IOURING ) iouring_destroy (EV_A); |
3044 | #endif |
3147 | #endif |
3045 | #if EV_USE_LINUXAIO |
3148 | #if EV_USE_LINUXAIO |
3046 | if (backend == EVBACKEND_LINUXAIO) linuxaio_destroy (EV_A); |
3149 | if (backend == EVBACKEND_LINUXAIO) linuxaio_destroy (EV_A); |
3047 | #endif |
3150 | #endif |
3048 | #if EV_USE_EPOLL |
3151 | #if EV_USE_EPOLL |
… | |
… | |
3107 | if (backend == EVBACKEND_PORT ) port_fork (EV_A); |
3210 | if (backend == EVBACKEND_PORT ) port_fork (EV_A); |
3108 | #endif |
3211 | #endif |
3109 | #if EV_USE_KQUEUE |
3212 | #if EV_USE_KQUEUE |
3110 | if (backend == EVBACKEND_KQUEUE ) kqueue_fork (EV_A); |
3213 | if (backend == EVBACKEND_KQUEUE ) kqueue_fork (EV_A); |
3111 | #endif |
3214 | #endif |
|
|
3215 | #if EV_USE_IOURING |
|
|
3216 | if (backend == EVBACKEND_IOURING ) iouring_fork (EV_A); |
|
|
3217 | #endif |
3112 | #if EV_USE_LINUXAIO |
3218 | #if EV_USE_LINUXAIO |
3113 | if (backend == EVBACKEND_LINUXAIO) linuxaio_fork (EV_A); |
3219 | if (backend == EVBACKEND_LINUXAIO) linuxaio_fork (EV_A); |
3114 | #endif |
3220 | #endif |
3115 | #if EV_USE_EPOLL |
3221 | #if EV_USE_EPOLL |
3116 | if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A); |
3222 | if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A); |
… | |
… | |
3158 | } |
3264 | } |
3159 | |
3265 | |
3160 | #endif /* multiplicity */ |
3266 | #endif /* multiplicity */ |
3161 | |
3267 | |
3162 | #if EV_VERIFY |
3268 | #if EV_VERIFY |
3163 | noinline ecb_cold |
3269 | ecb_noinline ecb_cold |
3164 | static void |
3270 | static void |
3165 | verify_watcher (EV_P_ W w) |
3271 | verify_watcher (EV_P_ W w) |
3166 | { |
3272 | { |
3167 | assert (("libev: watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI)); |
3273 | assert (("libev: watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI)); |
3168 | |
3274 | |
3169 | if (w->pending) |
3275 | if (w->pending) |
3170 | assert (("libev: pending watcher not on pending queue", pendings [ABSPRI (w)][w->pending - 1].w == w)); |
3276 | assert (("libev: pending watcher not on pending queue", pendings [ABSPRI (w)][w->pending - 1].w == w)); |
3171 | } |
3277 | } |
3172 | |
3278 | |
3173 | noinline ecb_cold |
3279 | ecb_noinline ecb_cold |
3174 | static void |
3280 | static void |
3175 | verify_heap (EV_P_ ANHE *heap, int N) |
3281 | verify_heap (EV_P_ ANHE *heap, int N) |
3176 | { |
3282 | { |
3177 | int i; |
3283 | int i; |
3178 | |
3284 | |
… | |
… | |
3184 | |
3290 | |
3185 | verify_watcher (EV_A_ (W)ANHE_w (heap [i])); |
3291 | verify_watcher (EV_A_ (W)ANHE_w (heap [i])); |
3186 | } |
3292 | } |
3187 | } |
3293 | } |
3188 | |
3294 | |
3189 | noinline ecb_cold |
3295 | ecb_noinline ecb_cold |
3190 | static void |
3296 | static void |
3191 | array_verify (EV_P_ W *ws, int cnt) |
3297 | array_verify (EV_P_ W *ws, int cnt) |
3192 | { |
3298 | { |
3193 | while (cnt--) |
3299 | while (cnt--) |
3194 | { |
3300 | { |
… | |
… | |
3343 | count += pendingcnt [pri]; |
3449 | count += pendingcnt [pri]; |
3344 | |
3450 | |
3345 | return count; |
3451 | return count; |
3346 | } |
3452 | } |
3347 | |
3453 | |
3348 | noinline |
3454 | ecb_noinline |
3349 | void |
3455 | void |
3350 | ev_invoke_pending (EV_P) |
3456 | ev_invoke_pending (EV_P) |
3351 | { |
3457 | { |
3352 | pendingpri = NUMPRI; |
3458 | pendingpri = NUMPRI; |
3353 | |
3459 | |
… | |
… | |
3372 | /* make idle watchers pending. this handles the "call-idle */ |
3478 | /* make idle watchers pending. this handles the "call-idle */ |
3373 | /* only when higher priorities are idle" logic */ |
3479 | /* only when higher priorities are idle" logic */ |
3374 | inline_size void |
3480 | inline_size void |
3375 | idle_reify (EV_P) |
3481 | idle_reify (EV_P) |
3376 | { |
3482 | { |
3377 | if (expect_false (idleall)) |
3483 | if (ecb_expect_false (idleall)) |
3378 | { |
3484 | { |
3379 | int pri; |
3485 | int pri; |
3380 | |
3486 | |
3381 | for (pri = NUMPRI; pri--; ) |
3487 | for (pri = NUMPRI; pri--; ) |
3382 | { |
3488 | { |
… | |
… | |
3431 | } |
3537 | } |
3432 | } |
3538 | } |
3433 | |
3539 | |
3434 | #if EV_PERIODIC_ENABLE |
3540 | #if EV_PERIODIC_ENABLE |
3435 | |
3541 | |
3436 | noinline |
3542 | ecb_noinline |
3437 | static void |
3543 | static void |
3438 | periodic_recalc (EV_P_ ev_periodic *w) |
3544 | periodic_recalc (EV_P_ ev_periodic *w) |
3439 | { |
3545 | { |
3440 | ev_tstamp interval = w->interval > MIN_INTERVAL ? w->interval : MIN_INTERVAL; |
3546 | ev_tstamp interval = w->interval > MIN_INTERVAL ? w->interval : MIN_INTERVAL; |
3441 | ev_tstamp at = w->offset + interval * ev_floor ((ev_rt_now - w->offset) / interval); |
3547 | ev_tstamp at = w->offset + interval * ev_floor ((ev_rt_now - w->offset) / interval); |
… | |
… | |
3444 | while (at <= ev_rt_now) |
3550 | while (at <= ev_rt_now) |
3445 | { |
3551 | { |
3446 | ev_tstamp nat = at + w->interval; |
3552 | ev_tstamp nat = at + w->interval; |
3447 | |
3553 | |
3448 | /* when resolution fails us, we use ev_rt_now */ |
3554 | /* when resolution fails us, we use ev_rt_now */ |
3449 | if (expect_false (nat == at)) |
3555 | if (ecb_expect_false (nat == at)) |
3450 | { |
3556 | { |
3451 | at = ev_rt_now; |
3557 | at = ev_rt_now; |
3452 | break; |
3558 | break; |
3453 | } |
3559 | } |
3454 | |
3560 | |
… | |
… | |
3500 | } |
3606 | } |
3501 | } |
3607 | } |
3502 | |
3608 | |
3503 | /* simply recalculate all periodics */ |
3609 | /* simply recalculate all periodics */ |
3504 | /* TODO: maybe ensure that at least one event happens when jumping forward? */ |
3610 | /* TODO: maybe ensure that at least one event happens when jumping forward? */ |
3505 | noinline ecb_cold |
3611 | ecb_noinline ecb_cold |
3506 | static void |
3612 | static void |
3507 | periodics_reschedule (EV_P) |
3613 | periodics_reschedule (EV_P) |
3508 | { |
3614 | { |
3509 | int i; |
3615 | int i; |
3510 | |
3616 | |
… | |
… | |
3524 | reheap (periodics, periodiccnt); |
3630 | reheap (periodics, periodiccnt); |
3525 | } |
3631 | } |
3526 | #endif |
3632 | #endif |
3527 | |
3633 | |
3528 | /* adjust all timers by a given offset */ |
3634 | /* adjust all timers by a given offset */ |
3529 | noinline ecb_cold |
3635 | ecb_noinline ecb_cold |
3530 | static void |
3636 | static void |
3531 | timers_reschedule (EV_P_ ev_tstamp adjust) |
3637 | timers_reschedule (EV_P_ ev_tstamp adjust) |
3532 | { |
3638 | { |
3533 | int i; |
3639 | int i; |
3534 | |
3640 | |
… | |
… | |
3544 | /* also detect if there was a timejump, and act accordingly */ |
3650 | /* also detect if there was a timejump, and act accordingly */ |
3545 | inline_speed void |
3651 | inline_speed void |
3546 | time_update (EV_P_ ev_tstamp max_block) |
3652 | time_update (EV_P_ ev_tstamp max_block) |
3547 | { |
3653 | { |
3548 | #if EV_USE_MONOTONIC |
3654 | #if EV_USE_MONOTONIC |
3549 | if (expect_true (have_monotonic)) |
3655 | if (ecb_expect_true (have_monotonic)) |
3550 | { |
3656 | { |
3551 | int i; |
3657 | int i; |
3552 | ev_tstamp odiff = rtmn_diff; |
3658 | ev_tstamp odiff = rtmn_diff; |
3553 | |
3659 | |
3554 | mn_now = get_clock (); |
3660 | mn_now = get_clock (); |
3555 | |
3661 | |
3556 | /* only fetch the realtime clock every 0.5*MIN_TIMEJUMP seconds */ |
3662 | /* only fetch the realtime clock every 0.5*MIN_TIMEJUMP seconds */ |
3557 | /* interpolate in the meantime */ |
3663 | /* interpolate in the meantime */ |
3558 | if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
3664 | if (ecb_expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
3559 | { |
3665 | { |
3560 | ev_rt_now = rtmn_diff + mn_now; |
3666 | ev_rt_now = rtmn_diff + mn_now; |
3561 | return; |
3667 | return; |
3562 | } |
3668 | } |
3563 | |
3669 | |
… | |
… | |
3577 | ev_tstamp diff; |
3683 | ev_tstamp diff; |
3578 | rtmn_diff = ev_rt_now - mn_now; |
3684 | rtmn_diff = ev_rt_now - mn_now; |
3579 | |
3685 | |
3580 | diff = odiff - rtmn_diff; |
3686 | diff = odiff - rtmn_diff; |
3581 | |
3687 | |
3582 | if (expect_true ((diff < 0. ? -diff : diff) < MIN_TIMEJUMP)) |
3688 | if (ecb_expect_true ((diff < 0. ? -diff : diff) < MIN_TIMEJUMP)) |
3583 | return; /* all is well */ |
3689 | return; /* all is well */ |
3584 | |
3690 | |
3585 | ev_rt_now = ev_time (); |
3691 | ev_rt_now = ev_time (); |
3586 | mn_now = get_clock (); |
3692 | mn_now = get_clock (); |
3587 | now_floor = mn_now; |
3693 | now_floor = mn_now; |
… | |
… | |
3596 | else |
3702 | else |
3597 | #endif |
3703 | #endif |
3598 | { |
3704 | { |
3599 | ev_rt_now = ev_time (); |
3705 | ev_rt_now = ev_time (); |
3600 | |
3706 | |
3601 | if (expect_false (mn_now > ev_rt_now || ev_rt_now > mn_now + max_block + MIN_TIMEJUMP)) |
3707 | if (ecb_expect_false (mn_now > ev_rt_now || ev_rt_now > mn_now + max_block + MIN_TIMEJUMP)) |
3602 | { |
3708 | { |
3603 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
3709 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
3604 | timers_reschedule (EV_A_ ev_rt_now - mn_now); |
3710 | timers_reschedule (EV_A_ ev_rt_now - mn_now); |
3605 | #if EV_PERIODIC_ENABLE |
3711 | #if EV_PERIODIC_ENABLE |
3606 | periodics_reschedule (EV_A); |
3712 | periodics_reschedule (EV_A); |
… | |
… | |
3629 | #if EV_VERIFY >= 2 |
3735 | #if EV_VERIFY >= 2 |
3630 | ev_verify (EV_A); |
3736 | ev_verify (EV_A); |
3631 | #endif |
3737 | #endif |
3632 | |
3738 | |
3633 | #ifndef _WIN32 |
3739 | #ifndef _WIN32 |
3634 | if (expect_false (curpid)) /* penalise the forking check even more */ |
3740 | if (ecb_expect_false (curpid)) /* penalise the forking check even more */ |
3635 | if (expect_false (getpid () != curpid)) |
3741 | if (ecb_expect_false (getpid () != curpid)) |
3636 | { |
3742 | { |
3637 | curpid = getpid (); |
3743 | curpid = getpid (); |
3638 | postfork = 1; |
3744 | postfork = 1; |
3639 | } |
3745 | } |
3640 | #endif |
3746 | #endif |
3641 | |
3747 | |
3642 | #if EV_FORK_ENABLE |
3748 | #if EV_FORK_ENABLE |
3643 | /* we might have forked, so queue fork handlers */ |
3749 | /* we might have forked, so queue fork handlers */ |
3644 | if (expect_false (postfork)) |
3750 | if (ecb_expect_false (postfork)) |
3645 | if (forkcnt) |
3751 | if (forkcnt) |
3646 | { |
3752 | { |
3647 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
3753 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
3648 | EV_INVOKE_PENDING; |
3754 | EV_INVOKE_PENDING; |
3649 | } |
3755 | } |
3650 | #endif |
3756 | #endif |
3651 | |
3757 | |
3652 | #if EV_PREPARE_ENABLE |
3758 | #if EV_PREPARE_ENABLE |
3653 | /* queue prepare watchers (and execute them) */ |
3759 | /* queue prepare watchers (and execute them) */ |
3654 | if (expect_false (preparecnt)) |
3760 | if (ecb_expect_false (preparecnt)) |
3655 | { |
3761 | { |
3656 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
3762 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
3657 | EV_INVOKE_PENDING; |
3763 | EV_INVOKE_PENDING; |
3658 | } |
3764 | } |
3659 | #endif |
3765 | #endif |
3660 | |
3766 | |
3661 | if (expect_false (loop_done)) |
3767 | if (ecb_expect_false (loop_done)) |
3662 | break; |
3768 | break; |
3663 | |
3769 | |
3664 | /* we might have forked, so reify kernel state if necessary */ |
3770 | /* we might have forked, so reify kernel state if necessary */ |
3665 | if (expect_false (postfork)) |
3771 | if (ecb_expect_false (postfork)) |
3666 | loop_fork (EV_A); |
3772 | loop_fork (EV_A); |
3667 | |
3773 | |
3668 | /* update fd-related kernel structures */ |
3774 | /* update fd-related kernel structures */ |
3669 | fd_reify (EV_A); |
3775 | fd_reify (EV_A); |
3670 | |
3776 | |
… | |
… | |
3682 | /* from now on, we want a pipe-wake-up */ |
3788 | /* from now on, we want a pipe-wake-up */ |
3683 | pipe_write_wanted = 1; |
3789 | pipe_write_wanted = 1; |
3684 | |
3790 | |
3685 | ECB_MEMORY_FENCE; /* make sure pipe_write_wanted is visible before we check for potential skips */ |
3791 | ECB_MEMORY_FENCE; /* make sure pipe_write_wanted is visible before we check for potential skips */ |
3686 | |
3792 | |
3687 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
3793 | if (ecb_expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
3688 | { |
3794 | { |
3689 | waittime = MAX_BLOCKTIME; |
3795 | waittime = MAX_BLOCKTIME; |
3690 | |
3796 | |
3691 | if (timercnt) |
3797 | if (timercnt) |
3692 | { |
3798 | { |
… | |
… | |
3701 | if (waittime > to) waittime = to; |
3807 | if (waittime > to) waittime = to; |
3702 | } |
3808 | } |
3703 | #endif |
3809 | #endif |
3704 | |
3810 | |
3705 | /* don't let timeouts decrease the waittime below timeout_blocktime */ |
3811 | /* don't let timeouts decrease the waittime below timeout_blocktime */ |
3706 | if (expect_false (waittime < timeout_blocktime)) |
3812 | if (ecb_expect_false (waittime < timeout_blocktime)) |
3707 | waittime = timeout_blocktime; |
3813 | waittime = timeout_blocktime; |
3708 | |
3814 | |
3709 | /* at this point, we NEED to wait, so we have to ensure */ |
3815 | /* at this point, we NEED to wait, so we have to ensure */ |
3710 | /* to pass a minimum nonzero value to the backend */ |
3816 | /* to pass a minimum nonzero value to the backend */ |
3711 | if (expect_false (waittime < backend_mintime)) |
3817 | if (ecb_expect_false (waittime < backend_mintime)) |
3712 | waittime = backend_mintime; |
3818 | waittime = backend_mintime; |
3713 | |
3819 | |
3714 | /* extra check because io_blocktime is commonly 0 */ |
3820 | /* extra check because io_blocktime is commonly 0 */ |
3715 | if (expect_false (io_blocktime)) |
3821 | if (ecb_expect_false (io_blocktime)) |
3716 | { |
3822 | { |
3717 | sleeptime = io_blocktime - (mn_now - prev_mn_now); |
3823 | sleeptime = io_blocktime - (mn_now - prev_mn_now); |
3718 | |
3824 | |
3719 | if (sleeptime > waittime - backend_mintime) |
3825 | if (sleeptime > waittime - backend_mintime) |
3720 | sleeptime = waittime - backend_mintime; |
3826 | sleeptime = waittime - backend_mintime; |
3721 | |
3827 | |
3722 | if (expect_true (sleeptime > 0.)) |
3828 | if (ecb_expect_true (sleeptime > 0.)) |
3723 | { |
3829 | { |
3724 | ev_sleep (sleeptime); |
3830 | ev_sleep (sleeptime); |
3725 | waittime -= sleeptime; |
3831 | waittime -= sleeptime; |
3726 | } |
3832 | } |
3727 | } |
3833 | } |
… | |
… | |
3741 | { |
3847 | { |
3742 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3848 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3743 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3849 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3744 | } |
3850 | } |
3745 | |
3851 | |
3746 | |
|
|
3747 | /* update ev_rt_now, do magic */ |
3852 | /* update ev_rt_now, do magic */ |
3748 | time_update (EV_A_ waittime + sleeptime); |
3853 | time_update (EV_A_ waittime + sleeptime); |
3749 | } |
3854 | } |
3750 | |
3855 | |
3751 | /* queue pending timers and reschedule them */ |
3856 | /* queue pending timers and reschedule them */ |
… | |
… | |
3759 | idle_reify (EV_A); |
3864 | idle_reify (EV_A); |
3760 | #endif |
3865 | #endif |
3761 | |
3866 | |
3762 | #if EV_CHECK_ENABLE |
3867 | #if EV_CHECK_ENABLE |
3763 | /* queue check watchers, to be executed first */ |
3868 | /* queue check watchers, to be executed first */ |
3764 | if (expect_false (checkcnt)) |
3869 | if (ecb_expect_false (checkcnt)) |
3765 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
3870 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
3766 | #endif |
3871 | #endif |
3767 | |
3872 | |
3768 | EV_INVOKE_PENDING; |
3873 | EV_INVOKE_PENDING; |
3769 | } |
3874 | } |
3770 | while (expect_true ( |
3875 | while (ecb_expect_true ( |
3771 | activecnt |
3876 | activecnt |
3772 | && !loop_done |
3877 | && !loop_done |
3773 | && !(flags & (EVRUN_ONCE | EVRUN_NOWAIT)) |
3878 | && !(flags & (EVRUN_ONCE | EVRUN_NOWAIT)) |
3774 | )); |
3879 | )); |
3775 | |
3880 | |
… | |
… | |
3839 | inline_size void |
3944 | inline_size void |
3840 | wlist_del (WL *head, WL elem) |
3945 | wlist_del (WL *head, WL elem) |
3841 | { |
3946 | { |
3842 | while (*head) |
3947 | while (*head) |
3843 | { |
3948 | { |
3844 | if (expect_true (*head == elem)) |
3949 | if (ecb_expect_true (*head == elem)) |
3845 | { |
3950 | { |
3846 | *head = elem->next; |
3951 | *head = elem->next; |
3847 | break; |
3952 | break; |
3848 | } |
3953 | } |
3849 | |
3954 | |
… | |
… | |
3866 | ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT |
3971 | ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT |
3867 | { |
3972 | { |
3868 | W w_ = (W)w; |
3973 | W w_ = (W)w; |
3869 | int pending = w_->pending; |
3974 | int pending = w_->pending; |
3870 | |
3975 | |
3871 | if (expect_true (pending)) |
3976 | if (ecb_expect_true (pending)) |
3872 | { |
3977 | { |
3873 | ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1; |
3978 | ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1; |
3874 | p->w = (W)&pending_w; |
3979 | p->w = (W)&pending_w; |
3875 | w_->pending = 0; |
3980 | w_->pending = 0; |
3876 | return p->events; |
3981 | return p->events; |
… | |
… | |
3903 | w->active = 0; |
4008 | w->active = 0; |
3904 | } |
4009 | } |
3905 | |
4010 | |
3906 | /*****************************************************************************/ |
4011 | /*****************************************************************************/ |
3907 | |
4012 | |
3908 | noinline |
4013 | ecb_noinline |
3909 | void |
4014 | void |
3910 | ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT |
4015 | ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT |
3911 | { |
4016 | { |
3912 | int fd = w->fd; |
4017 | int fd = w->fd; |
3913 | |
4018 | |
3914 | if (expect_false (ev_is_active (w))) |
4019 | if (ecb_expect_false (ev_is_active (w))) |
3915 | return; |
4020 | return; |
3916 | |
4021 | |
3917 | assert (("libev: ev_io_start called with negative fd", fd >= 0)); |
4022 | assert (("libev: ev_io_start called with negative fd", fd >= 0)); |
3918 | assert (("libev: ev_io_start called with illegal event mask", !(w->events & ~(EV__IOFDSET | EV_READ | EV_WRITE)))); |
4023 | assert (("libev: ev_io_start called with illegal event mask", !(w->events & ~(EV__IOFDSET | EV_READ | EV_WRITE)))); |
3919 | |
4024 | |
|
|
4025 | #if EV_VERIFY >= 2 |
|
|
4026 | assert (("libev: ev_io_start called on watcher with invalid fd", fd_valid (fd))); |
|
|
4027 | #endif |
3920 | EV_FREQUENT_CHECK; |
4028 | EV_FREQUENT_CHECK; |
3921 | |
4029 | |
3922 | ev_start (EV_A_ (W)w, 1); |
4030 | ev_start (EV_A_ (W)w, 1); |
3923 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_needsize_zerofill); |
4031 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_needsize_zerofill); |
3924 | wlist_add (&anfds[fd].head, (WL)w); |
4032 | wlist_add (&anfds[fd].head, (WL)w); |
… | |
… | |
3930 | w->events &= ~EV__IOFDSET; |
4038 | w->events &= ~EV__IOFDSET; |
3931 | |
4039 | |
3932 | EV_FREQUENT_CHECK; |
4040 | EV_FREQUENT_CHECK; |
3933 | } |
4041 | } |
3934 | |
4042 | |
3935 | noinline |
4043 | ecb_noinline |
3936 | void |
4044 | void |
3937 | ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT |
4045 | ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT |
3938 | { |
4046 | { |
3939 | clear_pending (EV_A_ (W)w); |
4047 | clear_pending (EV_A_ (W)w); |
3940 | if (expect_false (!ev_is_active (w))) |
4048 | if (ecb_expect_false (!ev_is_active (w))) |
3941 | return; |
4049 | return; |
3942 | |
4050 | |
3943 | assert (("libev: ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
4051 | assert (("libev: ev_io_stop called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
3944 | |
4052 | |
|
|
4053 | #if EV_VERIFY >= 2 |
|
|
4054 | assert (("libev: ev_io_stop called on watcher with invalid fd", fd_valid (w->fd))); |
|
|
4055 | #endif |
3945 | EV_FREQUENT_CHECK; |
4056 | EV_FREQUENT_CHECK; |
3946 | |
4057 | |
3947 | wlist_del (&anfds[w->fd].head, (WL)w); |
4058 | wlist_del (&anfds[w->fd].head, (WL)w); |
3948 | ev_stop (EV_A_ (W)w); |
4059 | ev_stop (EV_A_ (W)w); |
3949 | |
4060 | |
3950 | fd_change (EV_A_ w->fd, EV_ANFD_REIFY); |
4061 | fd_change (EV_A_ w->fd, EV_ANFD_REIFY); |
3951 | |
4062 | |
3952 | EV_FREQUENT_CHECK; |
4063 | EV_FREQUENT_CHECK; |
3953 | } |
4064 | } |
3954 | |
4065 | |
3955 | noinline |
4066 | ecb_noinline |
3956 | void |
4067 | void |
3957 | ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT |
4068 | ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT |
3958 | { |
4069 | { |
3959 | if (expect_false (ev_is_active (w))) |
4070 | if (ecb_expect_false (ev_is_active (w))) |
3960 | return; |
4071 | return; |
3961 | |
4072 | |
3962 | ev_at (w) += mn_now; |
4073 | ev_at (w) += mn_now; |
3963 | |
4074 | |
3964 | assert (("libev: ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
4075 | assert (("libev: ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
… | |
… | |
3975 | EV_FREQUENT_CHECK; |
4086 | EV_FREQUENT_CHECK; |
3976 | |
4087 | |
3977 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
4088 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
3978 | } |
4089 | } |
3979 | |
4090 | |
3980 | noinline |
4091 | ecb_noinline |
3981 | void |
4092 | void |
3982 | ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT |
4093 | ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT |
3983 | { |
4094 | { |
3984 | clear_pending (EV_A_ (W)w); |
4095 | clear_pending (EV_A_ (W)w); |
3985 | if (expect_false (!ev_is_active (w))) |
4096 | if (ecb_expect_false (!ev_is_active (w))) |
3986 | return; |
4097 | return; |
3987 | |
4098 | |
3988 | EV_FREQUENT_CHECK; |
4099 | EV_FREQUENT_CHECK; |
3989 | |
4100 | |
3990 | { |
4101 | { |
… | |
… | |
3992 | |
4103 | |
3993 | assert (("libev: internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); |
4104 | assert (("libev: internal timer heap corruption", ANHE_w (timers [active]) == (WT)w)); |
3994 | |
4105 | |
3995 | --timercnt; |
4106 | --timercnt; |
3996 | |
4107 | |
3997 | if (expect_true (active < timercnt + HEAP0)) |
4108 | if (ecb_expect_true (active < timercnt + HEAP0)) |
3998 | { |
4109 | { |
3999 | timers [active] = timers [timercnt + HEAP0]; |
4110 | timers [active] = timers [timercnt + HEAP0]; |
4000 | adjustheap (timers, timercnt, active); |
4111 | adjustheap (timers, timercnt, active); |
4001 | } |
4112 | } |
4002 | } |
4113 | } |
… | |
… | |
4006 | ev_stop (EV_A_ (W)w); |
4117 | ev_stop (EV_A_ (W)w); |
4007 | |
4118 | |
4008 | EV_FREQUENT_CHECK; |
4119 | EV_FREQUENT_CHECK; |
4009 | } |
4120 | } |
4010 | |
4121 | |
4011 | noinline |
4122 | ecb_noinline |
4012 | void |
4123 | void |
4013 | ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT |
4124 | ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT |
4014 | { |
4125 | { |
4015 | EV_FREQUENT_CHECK; |
4126 | EV_FREQUENT_CHECK; |
4016 | |
4127 | |
… | |
… | |
4041 | { |
4152 | { |
4042 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
4153 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
4043 | } |
4154 | } |
4044 | |
4155 | |
4045 | #if EV_PERIODIC_ENABLE |
4156 | #if EV_PERIODIC_ENABLE |
4046 | noinline |
4157 | ecb_noinline |
4047 | void |
4158 | void |
4048 | ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4159 | ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4049 | { |
4160 | { |
4050 | if (expect_false (ev_is_active (w))) |
4161 | if (ecb_expect_false (ev_is_active (w))) |
4051 | return; |
4162 | return; |
4052 | |
4163 | |
4053 | if (w->reschedule_cb) |
4164 | if (w->reschedule_cb) |
4054 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
4165 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
4055 | else if (w->interval) |
4166 | else if (w->interval) |
… | |
… | |
4072 | EV_FREQUENT_CHECK; |
4183 | EV_FREQUENT_CHECK; |
4073 | |
4184 | |
4074 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
4185 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
4075 | } |
4186 | } |
4076 | |
4187 | |
4077 | noinline |
4188 | ecb_noinline |
4078 | void |
4189 | void |
4079 | ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4190 | ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4080 | { |
4191 | { |
4081 | clear_pending (EV_A_ (W)w); |
4192 | clear_pending (EV_A_ (W)w); |
4082 | if (expect_false (!ev_is_active (w))) |
4193 | if (ecb_expect_false (!ev_is_active (w))) |
4083 | return; |
4194 | return; |
4084 | |
4195 | |
4085 | EV_FREQUENT_CHECK; |
4196 | EV_FREQUENT_CHECK; |
4086 | |
4197 | |
4087 | { |
4198 | { |
… | |
… | |
4089 | |
4200 | |
4090 | assert (("libev: internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); |
4201 | assert (("libev: internal periodic heap corruption", ANHE_w (periodics [active]) == (WT)w)); |
4091 | |
4202 | |
4092 | --periodiccnt; |
4203 | --periodiccnt; |
4093 | |
4204 | |
4094 | if (expect_true (active < periodiccnt + HEAP0)) |
4205 | if (ecb_expect_true (active < periodiccnt + HEAP0)) |
4095 | { |
4206 | { |
4096 | periodics [active] = periodics [periodiccnt + HEAP0]; |
4207 | periodics [active] = periodics [periodiccnt + HEAP0]; |
4097 | adjustheap (periodics, periodiccnt, active); |
4208 | adjustheap (periodics, periodiccnt, active); |
4098 | } |
4209 | } |
4099 | } |
4210 | } |
… | |
… | |
4101 | ev_stop (EV_A_ (W)w); |
4212 | ev_stop (EV_A_ (W)w); |
4102 | |
4213 | |
4103 | EV_FREQUENT_CHECK; |
4214 | EV_FREQUENT_CHECK; |
4104 | } |
4215 | } |
4105 | |
4216 | |
4106 | noinline |
4217 | ecb_noinline |
4107 | void |
4218 | void |
4108 | ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4219 | ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT |
4109 | { |
4220 | { |
4110 | /* TODO: use adjustheap and recalculation */ |
4221 | /* TODO: use adjustheap and recalculation */ |
4111 | ev_periodic_stop (EV_A_ w); |
4222 | ev_periodic_stop (EV_A_ w); |
… | |
… | |
4117 | # define SA_RESTART 0 |
4228 | # define SA_RESTART 0 |
4118 | #endif |
4229 | #endif |
4119 | |
4230 | |
4120 | #if EV_SIGNAL_ENABLE |
4231 | #if EV_SIGNAL_ENABLE |
4121 | |
4232 | |
4122 | noinline |
4233 | ecb_noinline |
4123 | void |
4234 | void |
4124 | ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT |
4235 | ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT |
4125 | { |
4236 | { |
4126 | if (expect_false (ev_is_active (w))) |
4237 | if (ecb_expect_false (ev_is_active (w))) |
4127 | return; |
4238 | return; |
4128 | |
4239 | |
4129 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
4240 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
4130 | |
4241 | |
4131 | #if EV_MULTIPLICITY |
4242 | #if EV_MULTIPLICITY |
… | |
… | |
4200 | } |
4311 | } |
4201 | |
4312 | |
4202 | EV_FREQUENT_CHECK; |
4313 | EV_FREQUENT_CHECK; |
4203 | } |
4314 | } |
4204 | |
4315 | |
4205 | noinline |
4316 | ecb_noinline |
4206 | void |
4317 | void |
4207 | ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT |
4318 | ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT |
4208 | { |
4319 | { |
4209 | clear_pending (EV_A_ (W)w); |
4320 | clear_pending (EV_A_ (W)w); |
4210 | if (expect_false (!ev_is_active (w))) |
4321 | if (ecb_expect_false (!ev_is_active (w))) |
4211 | return; |
4322 | return; |
4212 | |
4323 | |
4213 | EV_FREQUENT_CHECK; |
4324 | EV_FREQUENT_CHECK; |
4214 | |
4325 | |
4215 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
4326 | wlist_del (&signals [w->signum - 1].head, (WL)w); |
… | |
… | |
4248 | ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT |
4359 | ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT |
4249 | { |
4360 | { |
4250 | #if EV_MULTIPLICITY |
4361 | #if EV_MULTIPLICITY |
4251 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
4362 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
4252 | #endif |
4363 | #endif |
4253 | if (expect_false (ev_is_active (w))) |
4364 | if (ecb_expect_false (ev_is_active (w))) |
4254 | return; |
4365 | return; |
4255 | |
4366 | |
4256 | EV_FREQUENT_CHECK; |
4367 | EV_FREQUENT_CHECK; |
4257 | |
4368 | |
4258 | ev_start (EV_A_ (W)w, 1); |
4369 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
4263 | |
4374 | |
4264 | void |
4375 | void |
4265 | ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT |
4376 | ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT |
4266 | { |
4377 | { |
4267 | clear_pending (EV_A_ (W)w); |
4378 | clear_pending (EV_A_ (W)w); |
4268 | if (expect_false (!ev_is_active (w))) |
4379 | if (ecb_expect_false (!ev_is_active (w))) |
4269 | return; |
4380 | return; |
4270 | |
4381 | |
4271 | EV_FREQUENT_CHECK; |
4382 | EV_FREQUENT_CHECK; |
4272 | |
4383 | |
4273 | wlist_del (&childs [w->pid & ((EV_PID_HASHSIZE) - 1)], (WL)w); |
4384 | wlist_del (&childs [w->pid & ((EV_PID_HASHSIZE) - 1)], (WL)w); |
… | |
… | |
4287 | |
4398 | |
4288 | #define DEF_STAT_INTERVAL 5.0074891 |
4399 | #define DEF_STAT_INTERVAL 5.0074891 |
4289 | #define NFS_STAT_INTERVAL 30.1074891 /* for filesystems potentially failing inotify */ |
4400 | #define NFS_STAT_INTERVAL 30.1074891 /* for filesystems potentially failing inotify */ |
4290 | #define MIN_STAT_INTERVAL 0.1074891 |
4401 | #define MIN_STAT_INTERVAL 0.1074891 |
4291 | |
4402 | |
4292 | noinline static void stat_timer_cb (EV_P_ ev_timer *w_, int revents); |
4403 | ecb_noinline static void stat_timer_cb (EV_P_ ev_timer *w_, int revents); |
4293 | |
4404 | |
4294 | #if EV_USE_INOTIFY |
4405 | #if EV_USE_INOTIFY |
4295 | |
4406 | |
4296 | /* the * 2 is to allow for alignment padding, which for some reason is >> 8 */ |
4407 | /* the * 2 is to allow for alignment padding, which for some reason is >> 8 */ |
4297 | # define EV_INOTIFY_BUFSIZE (sizeof (struct inotify_event) * 2 + NAME_MAX) |
4408 | # define EV_INOTIFY_BUFSIZE (sizeof (struct inotify_event) * 2 + NAME_MAX) |
4298 | |
4409 | |
4299 | noinline |
4410 | ecb_noinline |
4300 | static void |
4411 | static void |
4301 | infy_add (EV_P_ ev_stat *w) |
4412 | infy_add (EV_P_ ev_stat *w) |
4302 | { |
4413 | { |
4303 | w->wd = inotify_add_watch (fs_fd, w->path, |
4414 | w->wd = inotify_add_watch (fs_fd, w->path, |
4304 | IN_ATTRIB | IN_DELETE_SELF | IN_MOVE_SELF | IN_MODIFY |
4415 | IN_ATTRIB | IN_DELETE_SELF | IN_MOVE_SELF | IN_MODIFY |
… | |
… | |
4369 | if (ev_is_active (&w->timer)) ev_ref (EV_A); |
4480 | if (ev_is_active (&w->timer)) ev_ref (EV_A); |
4370 | ev_timer_again (EV_A_ &w->timer); |
4481 | ev_timer_again (EV_A_ &w->timer); |
4371 | if (ev_is_active (&w->timer)) ev_unref (EV_A); |
4482 | if (ev_is_active (&w->timer)) ev_unref (EV_A); |
4372 | } |
4483 | } |
4373 | |
4484 | |
4374 | noinline |
4485 | ecb_noinline |
4375 | static void |
4486 | static void |
4376 | infy_del (EV_P_ ev_stat *w) |
4487 | infy_del (EV_P_ ev_stat *w) |
4377 | { |
4488 | { |
4378 | int slot; |
4489 | int slot; |
4379 | int wd = w->wd; |
4490 | int wd = w->wd; |
… | |
… | |
4387 | |
4498 | |
4388 | /* remove this watcher, if others are watching it, they will rearm */ |
4499 | /* remove this watcher, if others are watching it, they will rearm */ |
4389 | inotify_rm_watch (fs_fd, wd); |
4500 | inotify_rm_watch (fs_fd, wd); |
4390 | } |
4501 | } |
4391 | |
4502 | |
4392 | noinline |
4503 | ecb_noinline |
4393 | static void |
4504 | static void |
4394 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
4505 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
4395 | { |
4506 | { |
4396 | if (slot < 0) |
4507 | if (slot < 0) |
4397 | /* overflow, need to check for all hash slots */ |
4508 | /* overflow, need to check for all hash slots */ |
… | |
… | |
4543 | w->attr.st_nlink = 0; |
4654 | w->attr.st_nlink = 0; |
4544 | else if (!w->attr.st_nlink) |
4655 | else if (!w->attr.st_nlink) |
4545 | w->attr.st_nlink = 1; |
4656 | w->attr.st_nlink = 1; |
4546 | } |
4657 | } |
4547 | |
4658 | |
4548 | noinline |
4659 | ecb_noinline |
4549 | static void |
4660 | static void |
4550 | stat_timer_cb (EV_P_ ev_timer *w_, int revents) |
4661 | stat_timer_cb (EV_P_ ev_timer *w_, int revents) |
4551 | { |
4662 | { |
4552 | ev_stat *w = (ev_stat *)(((char *)w_) - offsetof (ev_stat, timer)); |
4663 | ev_stat *w = (ev_stat *)(((char *)w_) - offsetof (ev_stat, timer)); |
4553 | |
4664 | |
… | |
… | |
4587 | } |
4698 | } |
4588 | |
4699 | |
4589 | void |
4700 | void |
4590 | ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT |
4701 | ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT |
4591 | { |
4702 | { |
4592 | if (expect_false (ev_is_active (w))) |
4703 | if (ecb_expect_false (ev_is_active (w))) |
4593 | return; |
4704 | return; |
4594 | |
4705 | |
4595 | ev_stat_stat (EV_A_ w); |
4706 | ev_stat_stat (EV_A_ w); |
4596 | |
4707 | |
4597 | if (w->interval < MIN_STAT_INTERVAL && w->interval) |
4708 | if (w->interval < MIN_STAT_INTERVAL && w->interval) |
… | |
… | |
4619 | |
4730 | |
4620 | void |
4731 | void |
4621 | ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT |
4732 | ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT |
4622 | { |
4733 | { |
4623 | clear_pending (EV_A_ (W)w); |
4734 | clear_pending (EV_A_ (W)w); |
4624 | if (expect_false (!ev_is_active (w))) |
4735 | if (ecb_expect_false (!ev_is_active (w))) |
4625 | return; |
4736 | return; |
4626 | |
4737 | |
4627 | EV_FREQUENT_CHECK; |
4738 | EV_FREQUENT_CHECK; |
4628 | |
4739 | |
4629 | #if EV_USE_INOTIFY |
4740 | #if EV_USE_INOTIFY |
… | |
… | |
4644 | |
4755 | |
4645 | #if EV_IDLE_ENABLE |
4756 | #if EV_IDLE_ENABLE |
4646 | void |
4757 | void |
4647 | ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT |
4758 | ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT |
4648 | { |
4759 | { |
4649 | if (expect_false (ev_is_active (w))) |
4760 | if (ecb_expect_false (ev_is_active (w))) |
4650 | return; |
4761 | return; |
4651 | |
4762 | |
4652 | pri_adjust (EV_A_ (W)w); |
4763 | pri_adjust (EV_A_ (W)w); |
4653 | |
4764 | |
4654 | EV_FREQUENT_CHECK; |
4765 | EV_FREQUENT_CHECK; |
… | |
… | |
4668 | |
4779 | |
4669 | void |
4780 | void |
4670 | ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT |
4781 | ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT |
4671 | { |
4782 | { |
4672 | clear_pending (EV_A_ (W)w); |
4783 | clear_pending (EV_A_ (W)w); |
4673 | if (expect_false (!ev_is_active (w))) |
4784 | if (ecb_expect_false (!ev_is_active (w))) |
4674 | return; |
4785 | return; |
4675 | |
4786 | |
4676 | EV_FREQUENT_CHECK; |
4787 | EV_FREQUENT_CHECK; |
4677 | |
4788 | |
4678 | { |
4789 | { |
… | |
… | |
4691 | |
4802 | |
4692 | #if EV_PREPARE_ENABLE |
4803 | #if EV_PREPARE_ENABLE |
4693 | void |
4804 | void |
4694 | ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT |
4805 | ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT |
4695 | { |
4806 | { |
4696 | if (expect_false (ev_is_active (w))) |
4807 | if (ecb_expect_false (ev_is_active (w))) |
4697 | return; |
4808 | return; |
4698 | |
4809 | |
4699 | EV_FREQUENT_CHECK; |
4810 | EV_FREQUENT_CHECK; |
4700 | |
4811 | |
4701 | ev_start (EV_A_ (W)w, ++preparecnt); |
4812 | ev_start (EV_A_ (W)w, ++preparecnt); |
… | |
… | |
4707 | |
4818 | |
4708 | void |
4819 | void |
4709 | ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT |
4820 | ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT |
4710 | { |
4821 | { |
4711 | clear_pending (EV_A_ (W)w); |
4822 | clear_pending (EV_A_ (W)w); |
4712 | if (expect_false (!ev_is_active (w))) |
4823 | if (ecb_expect_false (!ev_is_active (w))) |
4713 | return; |
4824 | return; |
4714 | |
4825 | |
4715 | EV_FREQUENT_CHECK; |
4826 | EV_FREQUENT_CHECK; |
4716 | |
4827 | |
4717 | { |
4828 | { |
… | |
… | |
4729 | |
4840 | |
4730 | #if EV_CHECK_ENABLE |
4841 | #if EV_CHECK_ENABLE |
4731 | void |
4842 | void |
4732 | ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT |
4843 | ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT |
4733 | { |
4844 | { |
4734 | if (expect_false (ev_is_active (w))) |
4845 | if (ecb_expect_false (ev_is_active (w))) |
4735 | return; |
4846 | return; |
4736 | |
4847 | |
4737 | EV_FREQUENT_CHECK; |
4848 | EV_FREQUENT_CHECK; |
4738 | |
4849 | |
4739 | ev_start (EV_A_ (W)w, ++checkcnt); |
4850 | ev_start (EV_A_ (W)w, ++checkcnt); |
… | |
… | |
4745 | |
4856 | |
4746 | void |
4857 | void |
4747 | ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT |
4858 | ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT |
4748 | { |
4859 | { |
4749 | clear_pending (EV_A_ (W)w); |
4860 | clear_pending (EV_A_ (W)w); |
4750 | if (expect_false (!ev_is_active (w))) |
4861 | if (ecb_expect_false (!ev_is_active (w))) |
4751 | return; |
4862 | return; |
4752 | |
4863 | |
4753 | EV_FREQUENT_CHECK; |
4864 | EV_FREQUENT_CHECK; |
4754 | |
4865 | |
4755 | { |
4866 | { |
… | |
… | |
4764 | EV_FREQUENT_CHECK; |
4875 | EV_FREQUENT_CHECK; |
4765 | } |
4876 | } |
4766 | #endif |
4877 | #endif |
4767 | |
4878 | |
4768 | #if EV_EMBED_ENABLE |
4879 | #if EV_EMBED_ENABLE |
4769 | noinline |
4880 | ecb_noinline |
4770 | void |
4881 | void |
4771 | ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT |
4882 | ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT |
4772 | { |
4883 | { |
4773 | ev_run (w->other, EVRUN_NOWAIT); |
4884 | ev_run (w->other, EVRUN_NOWAIT); |
4774 | } |
4885 | } |
… | |
… | |
4826 | #endif |
4937 | #endif |
4827 | |
4938 | |
4828 | void |
4939 | void |
4829 | ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT |
4940 | ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT |
4830 | { |
4941 | { |
4831 | if (expect_false (ev_is_active (w))) |
4942 | if (ecb_expect_false (ev_is_active (w))) |
4832 | return; |
4943 | return; |
4833 | |
4944 | |
4834 | { |
4945 | { |
4835 | EV_P = w->other; |
4946 | EV_P = w->other; |
4836 | assert (("libev: loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
4947 | assert (("libev: loop to be embedded is not embeddable", backend & ev_embeddable_backends ())); |
… | |
… | |
4858 | |
4969 | |
4859 | void |
4970 | void |
4860 | ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT |
4971 | ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT |
4861 | { |
4972 | { |
4862 | clear_pending (EV_A_ (W)w); |
4973 | clear_pending (EV_A_ (W)w); |
4863 | if (expect_false (!ev_is_active (w))) |
4974 | if (ecb_expect_false (!ev_is_active (w))) |
4864 | return; |
4975 | return; |
4865 | |
4976 | |
4866 | EV_FREQUENT_CHECK; |
4977 | EV_FREQUENT_CHECK; |
4867 | |
4978 | |
4868 | ev_io_stop (EV_A_ &w->io); |
4979 | ev_io_stop (EV_A_ &w->io); |
… | |
… | |
4877 | |
4988 | |
4878 | #if EV_FORK_ENABLE |
4989 | #if EV_FORK_ENABLE |
4879 | void |
4990 | void |
4880 | ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT |
4991 | ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT |
4881 | { |
4992 | { |
4882 | if (expect_false (ev_is_active (w))) |
4993 | if (ecb_expect_false (ev_is_active (w))) |
4883 | return; |
4994 | return; |
4884 | |
4995 | |
4885 | EV_FREQUENT_CHECK; |
4996 | EV_FREQUENT_CHECK; |
4886 | |
4997 | |
4887 | ev_start (EV_A_ (W)w, ++forkcnt); |
4998 | ev_start (EV_A_ (W)w, ++forkcnt); |
… | |
… | |
4893 | |
5004 | |
4894 | void |
5005 | void |
4895 | ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT |
5006 | ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT |
4896 | { |
5007 | { |
4897 | clear_pending (EV_A_ (W)w); |
5008 | clear_pending (EV_A_ (W)w); |
4898 | if (expect_false (!ev_is_active (w))) |
5009 | if (ecb_expect_false (!ev_is_active (w))) |
4899 | return; |
5010 | return; |
4900 | |
5011 | |
4901 | EV_FREQUENT_CHECK; |
5012 | EV_FREQUENT_CHECK; |
4902 | |
5013 | |
4903 | { |
5014 | { |
… | |
… | |
4915 | |
5026 | |
4916 | #if EV_CLEANUP_ENABLE |
5027 | #if EV_CLEANUP_ENABLE |
4917 | void |
5028 | void |
4918 | ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT |
5029 | ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT |
4919 | { |
5030 | { |
4920 | if (expect_false (ev_is_active (w))) |
5031 | if (ecb_expect_false (ev_is_active (w))) |
4921 | return; |
5032 | return; |
4922 | |
5033 | |
4923 | EV_FREQUENT_CHECK; |
5034 | EV_FREQUENT_CHECK; |
4924 | |
5035 | |
4925 | ev_start (EV_A_ (W)w, ++cleanupcnt); |
5036 | ev_start (EV_A_ (W)w, ++cleanupcnt); |
… | |
… | |
4933 | |
5044 | |
4934 | void |
5045 | void |
4935 | ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT |
5046 | ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT |
4936 | { |
5047 | { |
4937 | clear_pending (EV_A_ (W)w); |
5048 | clear_pending (EV_A_ (W)w); |
4938 | if (expect_false (!ev_is_active (w))) |
5049 | if (ecb_expect_false (!ev_is_active (w))) |
4939 | return; |
5050 | return; |
4940 | |
5051 | |
4941 | EV_FREQUENT_CHECK; |
5052 | EV_FREQUENT_CHECK; |
4942 | ev_ref (EV_A); |
5053 | ev_ref (EV_A); |
4943 | |
5054 | |
… | |
… | |
4956 | |
5067 | |
4957 | #if EV_ASYNC_ENABLE |
5068 | #if EV_ASYNC_ENABLE |
4958 | void |
5069 | void |
4959 | ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT |
5070 | ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT |
4960 | { |
5071 | { |
4961 | if (expect_false (ev_is_active (w))) |
5072 | if (ecb_expect_false (ev_is_active (w))) |
4962 | return; |
5073 | return; |
4963 | |
5074 | |
4964 | w->sent = 0; |
5075 | w->sent = 0; |
4965 | |
5076 | |
4966 | evpipe_init (EV_A); |
5077 | evpipe_init (EV_A); |
… | |
… | |
4976 | |
5087 | |
4977 | void |
5088 | void |
4978 | ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT |
5089 | ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT |
4979 | { |
5090 | { |
4980 | clear_pending (EV_A_ (W)w); |
5091 | clear_pending (EV_A_ (W)w); |
4981 | if (expect_false (!ev_is_active (w))) |
5092 | if (ecb_expect_false (!ev_is_active (w))) |
4982 | return; |
5093 | return; |
4983 | |
5094 | |
4984 | EV_FREQUENT_CHECK; |
5095 | EV_FREQUENT_CHECK; |
4985 | |
5096 | |
4986 | { |
5097 | { |