… | |
… | |
201 | # include <sys/wait.h> |
201 | # include <sys/wait.h> |
202 | # include <unistd.h> |
202 | # include <unistd.h> |
203 | #else |
203 | #else |
204 | # include <io.h> |
204 | # include <io.h> |
205 | # define WIN32_LEAN_AND_MEAN |
205 | # define WIN32_LEAN_AND_MEAN |
|
|
206 | # include <winsock2.h> |
206 | # include <windows.h> |
207 | # include <windows.h> |
207 | # ifndef EV_SELECT_IS_WINSOCKET |
208 | # ifndef EV_SELECT_IS_WINSOCKET |
208 | # define EV_SELECT_IS_WINSOCKET 1 |
209 | # define EV_SELECT_IS_WINSOCKET 1 |
209 | # endif |
210 | # endif |
210 | # undef EV_AVOID_STDIO |
211 | # undef EV_AVOID_STDIO |
… | |
… | |
356 | |
357 | |
357 | #ifndef EV_HEAP_CACHE_AT |
358 | #ifndef EV_HEAP_CACHE_AT |
358 | # define EV_HEAP_CACHE_AT EV_FEATURE_DATA |
359 | # define EV_HEAP_CACHE_AT EV_FEATURE_DATA |
359 | #endif |
360 | #endif |
360 | |
361 | |
|
|
362 | #ifdef ANDROID |
|
|
363 | /* supposedly, android doesn't typedef fd_mask */ |
|
|
364 | # undef EV_USE_SELECT |
|
|
365 | # define EV_USE_SELECT 0 |
|
|
366 | /* supposedly, we need to include syscall.h, not sys/syscall.h, so just disable */ |
|
|
367 | # undef EV_USE_CLOCK_SYSCALL |
|
|
368 | # define EV_USE_CLOCK_SYSCALL 0 |
|
|
369 | #endif |
|
|
370 | |
|
|
371 | /* aix's poll.h seems to cause lots of trouble */ |
|
|
372 | #ifdef _AIX |
|
|
373 | /* AIX has a completely broken poll.h header */ |
|
|
374 | # undef EV_USE_POLL |
|
|
375 | # define EV_USE_POLL 0 |
|
|
376 | #endif |
|
|
377 | |
361 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
378 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
362 | /* which makes programs even slower. might work on other unices, too. */ |
379 | /* which makes programs even slower. might work on other unices, too. */ |
363 | #if EV_USE_CLOCK_SYSCALL |
380 | #if EV_USE_CLOCK_SYSCALL |
364 | # include <syscall.h> |
381 | # include <sys/syscall.h> |
365 | # ifdef SYS_clock_gettime |
382 | # ifdef SYS_clock_gettime |
366 | # define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
383 | # define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
367 | # undef EV_USE_MONOTONIC |
384 | # undef EV_USE_MONOTONIC |
368 | # define EV_USE_MONOTONIC 1 |
385 | # define EV_USE_MONOTONIC 1 |
369 | # else |
386 | # else |
… | |
… | |
372 | # endif |
389 | # endif |
373 | #endif |
390 | #endif |
374 | |
391 | |
375 | /* this block fixes any misconfiguration where we know we run into trouble otherwise */ |
392 | /* this block fixes any misconfiguration where we know we run into trouble otherwise */ |
376 | |
393 | |
377 | #ifdef _AIX |
|
|
378 | /* AIX has a completely broken poll.h header */ |
|
|
379 | # undef EV_USE_POLL |
|
|
380 | # define EV_USE_POLL 0 |
|
|
381 | #endif |
|
|
382 | |
|
|
383 | #ifndef CLOCK_MONOTONIC |
394 | #ifndef CLOCK_MONOTONIC |
384 | # undef EV_USE_MONOTONIC |
395 | # undef EV_USE_MONOTONIC |
385 | # define EV_USE_MONOTONIC 0 |
396 | # define EV_USE_MONOTONIC 0 |
386 | #endif |
397 | #endif |
387 | |
398 | |
… | |
… | |
408 | /* some very old inotify.h headers don't have IN_DONT_FOLLOW */ |
419 | /* some very old inotify.h headers don't have IN_DONT_FOLLOW */ |
409 | # ifndef IN_DONT_FOLLOW |
420 | # ifndef IN_DONT_FOLLOW |
410 | # undef EV_USE_INOTIFY |
421 | # undef EV_USE_INOTIFY |
411 | # define EV_USE_INOTIFY 0 |
422 | # define EV_USE_INOTIFY 0 |
412 | # endif |
423 | # endif |
413 | #endif |
|
|
414 | |
|
|
415 | #if EV_SELECT_IS_WINSOCKET |
|
|
416 | # include <winsock.h> |
|
|
417 | #endif |
424 | #endif |
418 | |
425 | |
419 | #if EV_USE_EVENTFD |
426 | #if EV_USE_EVENTFD |
420 | /* our minimum requirement is glibc 2.7 which has the stub, but not the header */ |
427 | /* our minimum requirement is glibc 2.7 which has the stub, but not the header */ |
421 | # include <stdint.h> |
428 | # include <stdint.h> |
… | |
… | |
507 | */ |
514 | */ |
508 | |
515 | |
509 | #ifndef ECB_H |
516 | #ifndef ECB_H |
510 | #define ECB_H |
517 | #define ECB_H |
511 | |
518 | |
|
|
519 | /* 16 bits major, 16 bits minor */ |
|
|
520 | #define ECB_VERSION 0x00010003 |
|
|
521 | |
512 | #ifdef _WIN32 |
522 | #ifdef _WIN32 |
513 | typedef signed char int8_t; |
523 | typedef signed char int8_t; |
514 | typedef unsigned char uint8_t; |
524 | typedef unsigned char uint8_t; |
515 | typedef signed short int16_t; |
525 | typedef signed short int16_t; |
516 | typedef unsigned short uint16_t; |
526 | typedef unsigned short uint16_t; |
… | |
… | |
521 | typedef unsigned long long uint64_t; |
531 | typedef unsigned long long uint64_t; |
522 | #else /* _MSC_VER || __BORLANDC__ */ |
532 | #else /* _MSC_VER || __BORLANDC__ */ |
523 | typedef signed __int64 int64_t; |
533 | typedef signed __int64 int64_t; |
524 | typedef unsigned __int64 uint64_t; |
534 | typedef unsigned __int64 uint64_t; |
525 | #endif |
535 | #endif |
|
|
536 | #ifdef _WIN64 |
|
|
537 | #define ECB_PTRSIZE 8 |
|
|
538 | typedef uint64_t uintptr_t; |
|
|
539 | typedef int64_t intptr_t; |
|
|
540 | #else |
|
|
541 | #define ECB_PTRSIZE 4 |
|
|
542 | typedef uint32_t uintptr_t; |
|
|
543 | typedef int32_t intptr_t; |
|
|
544 | #endif |
526 | #else |
545 | #else |
527 | #include <inttypes.h> |
546 | #include <inttypes.h> |
|
|
547 | #if UINTMAX_MAX > 0xffffffffU |
|
|
548 | #define ECB_PTRSIZE 8 |
|
|
549 | #else |
|
|
550 | #define ECB_PTRSIZE 4 |
|
|
551 | #endif |
|
|
552 | #endif |
|
|
553 | |
|
|
554 | /* work around x32 idiocy by defining proper macros */ |
|
|
555 | #if __x86_64 || _M_AMD64 |
|
|
556 | #if __ILP32 |
|
|
557 | #define ECB_AMD64_X32 1 |
|
|
558 | #else |
|
|
559 | #define ECB_AMD64 1 |
|
|
560 | #endif |
528 | #endif |
561 | #endif |
529 | |
562 | |
530 | /* many compilers define _GNUC_ to some versions but then only implement |
563 | /* many compilers define _GNUC_ to some versions but then only implement |
531 | * what their idiot authors think are the "more important" extensions, |
564 | * what their idiot authors think are the "more important" extensions, |
532 | * causing enormous grief in return for some better fake benchmark numbers. |
565 | * causing enormous grief in return for some better fake benchmark numbers. |
… | |
… | |
540 | #else |
573 | #else |
541 | #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))) |
574 | #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))) |
542 | #endif |
575 | #endif |
543 | #endif |
576 | #endif |
544 | |
577 | |
|
|
578 | #define ECB_C (__STDC__+0) /* this assumes that __STDC__ is either empty or a number */ |
|
|
579 | #define ECB_C99 (__STDC_VERSION__ >= 199901L) |
|
|
580 | #define ECB_C11 (__STDC_VERSION__ >= 201112L) |
|
|
581 | #define ECB_CPP (__cplusplus+0) |
|
|
582 | #define ECB_CPP11 (__cplusplus >= 201103L) |
|
|
583 | |
|
|
584 | #if ECB_CPP |
|
|
585 | #define ECB_EXTERN_C extern "C" |
|
|
586 | #define ECB_EXTERN_C_BEG ECB_EXTERN_C { |
|
|
587 | #define ECB_EXTERN_C_END } |
|
|
588 | #else |
|
|
589 | #define ECB_EXTERN_C extern |
|
|
590 | #define ECB_EXTERN_C_BEG |
|
|
591 | #define ECB_EXTERN_C_END |
|
|
592 | #endif |
|
|
593 | |
545 | /*****************************************************************************/ |
594 | /*****************************************************************************/ |
546 | |
595 | |
547 | /* ECB_NO_THREADS - ecb is not used by multiple threads, ever */ |
596 | /* ECB_NO_THREADS - ecb is not used by multiple threads, ever */ |
548 | /* ECB_NO_SMP - ecb might be used in multiple threads, but only on a single cpu */ |
597 | /* ECB_NO_SMP - ecb might be used in multiple threads, but only on a single cpu */ |
549 | |
598 | |
550 | #if ECB_NO_THREADS |
599 | #if ECB_NO_THREADS |
551 | # define ECB_NO_SMP 1 |
600 | #define ECB_NO_SMP 1 |
552 | #endif |
601 | #endif |
553 | |
602 | |
554 | #if ECB_NO_THREADS || ECB_NO_SMP |
603 | #if ECB_NO_SMP |
555 | #define ECB_MEMORY_FENCE do { } while (0) |
604 | #define ECB_MEMORY_FENCE do { } while (0) |
556 | #endif |
605 | #endif |
557 | |
606 | |
558 | #ifndef ECB_MEMORY_FENCE |
607 | #ifndef ECB_MEMORY_FENCE |
559 | #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
608 | #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
560 | #if __i386 || __i386__ |
609 | #if __i386 || __i386__ |
561 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") |
610 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") |
562 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */ |
611 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") |
563 | #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */ |
612 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") |
564 | #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ |
613 | #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ |
565 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") |
614 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") |
566 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") |
615 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") |
567 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */ |
616 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") |
568 | #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ |
617 | #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ |
569 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
618 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
570 | #elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \ |
619 | #elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \ |
571 | || defined __ARM_ARCH_6K__ || defined __ARM_ARCH_6ZK__ |
620 | || defined __ARM_ARCH_6K__ || defined __ARM_ARCH_6ZK__ |
572 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory") |
621 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory") |
573 | #elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \ |
622 | #elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \ |
574 | || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__ |
623 | || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__ |
575 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") |
624 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") |
576 | #elif __sparc || __sparc__ |
625 | #elif __sparc || __sparc__ |
577 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory") |
626 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad" : : : "memory") |
578 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
627 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
579 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
628 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
580 | #elif defined __s390__ || defined __s390x__ |
629 | #elif defined __s390__ || defined __s390x__ |
581 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") |
630 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") |
582 | #elif defined __mips__ |
631 | #elif defined __mips__ |
|
|
632 | /* GNU/Linux emulates sync on mips1 architectures, so we force it's use */ |
|
|
633 | /* anybody else who still uses mips1 is supposed to send in their version, with detection code. */ |
583 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
634 | #define ECB_MEMORY_FENCE __asm__ __volatile__ (".set mips2; sync; .set mips0" : : : "memory") |
584 | #elif defined __alpha__ |
635 | #elif defined __alpha__ |
585 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") |
636 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") |
|
|
637 | #elif defined __hppa__ |
|
|
638 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("" : : : "memory") |
|
|
639 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") |
|
|
640 | #elif defined __ia64__ |
|
|
641 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mf" : : : "memory") |
586 | #endif |
642 | #endif |
587 | #endif |
643 | #endif |
588 | #endif |
644 | #endif |
589 | |
645 | |
590 | #ifndef ECB_MEMORY_FENCE |
646 | #ifndef ECB_MEMORY_FENCE |
|
|
647 | #if ECB_GCC_VERSION(4,7) |
|
|
648 | /* see comment below (stdatomic.h) about the C11 memory model. */ |
|
|
649 | #define ECB_MEMORY_FENCE __atomic_thread_fence (__ATOMIC_SEQ_CST) |
|
|
650 | |
|
|
651 | /* The __has_feature syntax from clang is so misdesigned that we cannot use it |
|
|
652 | * without risking compile time errors with other compilers. We *could* |
|
|
653 | * define our own ecb_clang_has_feature, but I just can't be bothered to work |
|
|
654 | * around this shit time and again. |
|
|
655 | * #elif defined __clang && __has_feature (cxx_atomic) |
|
|
656 | * // see comment below (stdatomic.h) about the C11 memory model. |
|
|
657 | * #define ECB_MEMORY_FENCE __c11_atomic_thread_fence (__ATOMIC_SEQ_CST) |
|
|
658 | */ |
|
|
659 | |
591 | #if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__ |
660 | #elif ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__ |
592 | #define ECB_MEMORY_FENCE __sync_synchronize () |
661 | #define ECB_MEMORY_FENCE __sync_synchronize () |
593 | /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */ |
|
|
594 | /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */ |
|
|
595 | #elif _MSC_VER >= 1400 /* VC++ 2005 */ |
662 | #elif _MSC_VER >= 1400 /* VC++ 2005 */ |
596 | #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) |
663 | #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) |
597 | #define ECB_MEMORY_FENCE _ReadWriteBarrier () |
664 | #define ECB_MEMORY_FENCE _ReadWriteBarrier () |
598 | #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ |
665 | #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ |
599 | #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () |
666 | #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () |
… | |
… | |
609 | #define ECB_MEMORY_FENCE __sync () |
676 | #define ECB_MEMORY_FENCE __sync () |
610 | #endif |
677 | #endif |
611 | #endif |
678 | #endif |
612 | |
679 | |
613 | #ifndef ECB_MEMORY_FENCE |
680 | #ifndef ECB_MEMORY_FENCE |
|
|
681 | #if ECB_C11 && !defined __STDC_NO_ATOMICS__ |
|
|
682 | /* we assume that these memory fences work on all variables/all memory accesses, */ |
|
|
683 | /* not just C11 atomics and atomic accesses */ |
|
|
684 | #include <stdatomic.h> |
|
|
685 | /* Unfortunately, neither gcc 4.7 nor clang 3.1 generate any instructions for */ |
|
|
686 | /* any fence other than seq_cst, which isn't very efficient for us. */ |
|
|
687 | /* Why that is, we don't know - either the C11 memory model is quite useless */ |
|
|
688 | /* for most usages, or gcc and clang have a bug */ |
|
|
689 | /* I *currently* lean towards the latter, and inefficiently implement */ |
|
|
690 | /* all three of ecb's fences as a seq_cst fence */ |
|
|
691 | #define ECB_MEMORY_FENCE atomic_thread_fence (memory_order_seq_cst) |
|
|
692 | #endif |
|
|
693 | #endif |
|
|
694 | |
|
|
695 | #ifndef ECB_MEMORY_FENCE |
614 | #if !ECB_AVOID_PTHREADS |
696 | #if !ECB_AVOID_PTHREADS |
615 | /* |
697 | /* |
616 | * if you get undefined symbol references to pthread_mutex_lock, |
698 | * if you get undefined symbol references to pthread_mutex_lock, |
617 | * or failure to find pthread.h, then you should implement |
699 | * or failure to find pthread.h, then you should implement |
618 | * the ECB_MEMORY_FENCE operations for your cpu/compiler |
700 | * the ECB_MEMORY_FENCE operations for your cpu/compiler |
… | |
… | |
636 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
718 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
637 | #endif |
719 | #endif |
638 | |
720 | |
639 | /*****************************************************************************/ |
721 | /*****************************************************************************/ |
640 | |
722 | |
641 | #define ECB_C99 (__STDC_VERSION__ >= 199901L) |
|
|
642 | |
|
|
643 | #if __cplusplus |
723 | #if __cplusplus |
644 | #define ecb_inline static inline |
724 | #define ecb_inline static inline |
645 | #elif ECB_GCC_VERSION(2,5) |
725 | #elif ECB_GCC_VERSION(2,5) |
646 | #define ecb_inline static __inline__ |
726 | #define ecb_inline static __inline__ |
647 | #elif ECB_C99 |
727 | #elif ECB_C99 |
… | |
… | |
685 | #elif ECB_GCC_VERSION(3,0) |
765 | #elif ECB_GCC_VERSION(3,0) |
686 | #define ecb_decltype(x) __typeof(x) |
766 | #define ecb_decltype(x) __typeof(x) |
687 | #endif |
767 | #endif |
688 | |
768 | |
689 | #define ecb_noinline ecb_attribute ((__noinline__)) |
769 | #define ecb_noinline ecb_attribute ((__noinline__)) |
690 | #define ecb_noreturn ecb_attribute ((__noreturn__)) |
|
|
691 | #define ecb_unused ecb_attribute ((__unused__)) |
770 | #define ecb_unused ecb_attribute ((__unused__)) |
692 | #define ecb_const ecb_attribute ((__const__)) |
771 | #define ecb_const ecb_attribute ((__const__)) |
693 | #define ecb_pure ecb_attribute ((__pure__)) |
772 | #define ecb_pure ecb_attribute ((__pure__)) |
|
|
773 | |
|
|
774 | #if ECB_C11 |
|
|
775 | #define ecb_noreturn _Noreturn |
|
|
776 | #else |
|
|
777 | #define ecb_noreturn ecb_attribute ((__noreturn__)) |
|
|
778 | #endif |
694 | |
779 | |
695 | #if ECB_GCC_VERSION(4,3) |
780 | #if ECB_GCC_VERSION(4,3) |
696 | #define ecb_artificial ecb_attribute ((__artificial__)) |
781 | #define ecb_artificial ecb_attribute ((__artificial__)) |
697 | #define ecb_hot ecb_attribute ((__hot__)) |
782 | #define ecb_hot ecb_attribute ((__hot__)) |
698 | #define ecb_cold ecb_attribute ((__cold__)) |
783 | #define ecb_cold ecb_attribute ((__cold__)) |
… | |
… | |
789 | |
874 | |
790 | return r + ecb_ld32 (x); |
875 | return r + ecb_ld32 (x); |
791 | } |
876 | } |
792 | #endif |
877 | #endif |
793 | |
878 | |
|
|
879 | ecb_function_ ecb_bool ecb_is_pot32 (uint32_t x) ecb_const; |
|
|
880 | ecb_function_ ecb_bool ecb_is_pot32 (uint32_t x) { return !(x & (x - 1)); } |
|
|
881 | ecb_function_ ecb_bool ecb_is_pot64 (uint64_t x) ecb_const; |
|
|
882 | ecb_function_ ecb_bool ecb_is_pot64 (uint64_t x) { return !(x & (x - 1)); } |
|
|
883 | |
794 | ecb_function_ uint8_t ecb_bitrev8 (uint8_t x) ecb_const; |
884 | ecb_function_ uint8_t ecb_bitrev8 (uint8_t x) ecb_const; |
795 | ecb_function_ uint8_t ecb_bitrev8 (uint8_t x) |
885 | ecb_function_ uint8_t ecb_bitrev8 (uint8_t x) |
796 | { |
886 | { |
797 | return ( (x * 0x0802U & 0x22110U) |
887 | return ( (x * 0x0802U & 0x22110U) |
798 | | (x * 0x8020U & 0x88440U)) * 0x10101U >> 16; |
888 | | (x * 0x8020U & 0x88440U)) * 0x10101U >> 16; |
… | |
… | |
882 | ecb_inline void ecb_unreachable (void) ecb_noreturn; |
972 | ecb_inline void ecb_unreachable (void) ecb_noreturn; |
883 | ecb_inline void ecb_unreachable (void) { } |
973 | ecb_inline void ecb_unreachable (void) { } |
884 | #endif |
974 | #endif |
885 | |
975 | |
886 | /* try to tell the compiler that some condition is definitely true */ |
976 | /* try to tell the compiler that some condition is definitely true */ |
887 | #define ecb_assume(cond) do { if (!(cond)) ecb_unreachable (); } while (0) |
977 | #define ecb_assume(cond) if (!(cond)) ecb_unreachable (); else 0 |
888 | |
978 | |
889 | ecb_inline unsigned char ecb_byteorder_helper (void) ecb_const; |
979 | ecb_inline unsigned char ecb_byteorder_helper (void) ecb_const; |
890 | ecb_inline unsigned char |
980 | ecb_inline unsigned char |
891 | ecb_byteorder_helper (void) |
981 | ecb_byteorder_helper (void) |
892 | { |
982 | { |
893 | const uint32_t u = 0x11223344; |
983 | /* the union code still generates code under pressure in gcc, */ |
894 | return *(unsigned char *)&u; |
984 | /* but less than using pointers, and always seems to */ |
|
|
985 | /* successfully return a constant. */ |
|
|
986 | /* the reason why we have this horrible preprocessor mess */ |
|
|
987 | /* is to avoid it in all cases, at least on common architectures */ |
|
|
988 | /* or when using a recent enough gcc version (>= 4.6) */ |
|
|
989 | #if __i386 || __i386__ || _M_X86 || __amd64 || __amd64__ || _M_X64 |
|
|
990 | return 0x44; |
|
|
991 | #elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ |
|
|
992 | return 0x44; |
|
|
993 | #elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ |
|
|
994 | return 0x11; |
|
|
995 | #else |
|
|
996 | union |
|
|
997 | { |
|
|
998 | uint32_t i; |
|
|
999 | uint8_t c; |
|
|
1000 | } u = { 0x11223344 }; |
|
|
1001 | return u.c; |
|
|
1002 | #endif |
895 | } |
1003 | } |
896 | |
1004 | |
897 | ecb_inline ecb_bool ecb_big_endian (void) ecb_const; |
1005 | ecb_inline ecb_bool ecb_big_endian (void) ecb_const; |
898 | ecb_inline ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11; } |
1006 | ecb_inline ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11; } |
899 | ecb_inline ecb_bool ecb_little_endian (void) ecb_const; |
1007 | ecb_inline ecb_bool ecb_little_endian (void) ecb_const; |
… | |
… | |
930 | } |
1038 | } |
931 | #else |
1039 | #else |
932 | #define ecb_array_length(name) (sizeof (name) / sizeof (name [0])) |
1040 | #define ecb_array_length(name) (sizeof (name) / sizeof (name [0])) |
933 | #endif |
1041 | #endif |
934 | |
1042 | |
|
|
1043 | /*******************************************************************************/ |
|
|
1044 | /* floating point stuff, can be disabled by defining ECB_NO_LIBM */ |
|
|
1045 | |
|
|
1046 | /* basically, everything uses "ieee pure-endian" floating point numbers */ |
|
|
1047 | /* the only noteworthy exception is ancient armle, which uses order 43218765 */ |
|
|
1048 | #if 0 \ |
|
|
1049 | || __i386 || __i386__ \ |
|
|
1050 | || __amd64 || __amd64__ || __x86_64 || __x86_64__ \ |
|
|
1051 | || __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ \ |
|
|
1052 | || defined __arm__ && defined __ARM_EABI__ \ |
|
|
1053 | || defined __s390__ || defined __s390x__ \ |
|
|
1054 | || defined __mips__ \ |
|
|
1055 | || defined __alpha__ \ |
|
|
1056 | || defined __hppa__ \ |
|
|
1057 | || defined __ia64__ \ |
|
|
1058 | || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64 |
|
|
1059 | #define ECB_STDFP 1 |
|
|
1060 | #include <string.h> /* for memcpy */ |
|
|
1061 | #else |
|
|
1062 | #define ECB_STDFP 0 |
|
|
1063 | #include <math.h> /* for frexp*, ldexp* */ |
|
|
1064 | #endif |
|
|
1065 | |
|
|
1066 | #ifndef ECB_NO_LIBM |
|
|
1067 | |
|
|
1068 | /* convert a float to ieee single/binary32 */ |
|
|
1069 | ecb_function_ uint32_t ecb_float_to_binary32 (float x) ecb_const; |
|
|
1070 | ecb_function_ uint32_t |
|
|
1071 | ecb_float_to_binary32 (float x) |
|
|
1072 | { |
|
|
1073 | uint32_t r; |
|
|
1074 | |
|
|
1075 | #if ECB_STDFP |
|
|
1076 | memcpy (&r, &x, 4); |
|
|
1077 | #else |
|
|
1078 | /* slow emulation, works for anything but -0 */ |
|
|
1079 | uint32_t m; |
|
|
1080 | int e; |
|
|
1081 | |
|
|
1082 | if (x == 0e0f ) return 0x00000000U; |
|
|
1083 | if (x > +3.40282346638528860e+38f) return 0x7f800000U; |
|
|
1084 | if (x < -3.40282346638528860e+38f) return 0xff800000U; |
|
|
1085 | if (x != x ) return 0x7fbfffffU; |
|
|
1086 | |
|
|
1087 | m = frexpf (x, &e) * 0x1000000U; |
|
|
1088 | |
|
|
1089 | r = m & 0x80000000U; |
|
|
1090 | |
|
|
1091 | if (r) |
|
|
1092 | m = -m; |
|
|
1093 | |
|
|
1094 | if (e <= -126) |
|
|
1095 | { |
|
|
1096 | m &= 0xffffffU; |
|
|
1097 | m >>= (-125 - e); |
|
|
1098 | e = -126; |
|
|
1099 | } |
|
|
1100 | |
|
|
1101 | r |= (e + 126) << 23; |
|
|
1102 | r |= m & 0x7fffffU; |
|
|
1103 | #endif |
|
|
1104 | |
|
|
1105 | return r; |
|
|
1106 | } |
|
|
1107 | |
|
|
1108 | /* converts an ieee single/binary32 to a float */ |
|
|
1109 | ecb_function_ float ecb_binary32_to_float (uint32_t x) ecb_const; |
|
|
1110 | ecb_function_ float |
|
|
1111 | ecb_binary32_to_float (uint32_t x) |
|
|
1112 | { |
|
|
1113 | float r; |
|
|
1114 | |
|
|
1115 | #if ECB_STDFP |
|
|
1116 | memcpy (&r, &x, 4); |
|
|
1117 | #else |
|
|
1118 | /* emulation, only works for normals and subnormals and +0 */ |
|
|
1119 | int neg = x >> 31; |
|
|
1120 | int e = (x >> 23) & 0xffU; |
|
|
1121 | |
|
|
1122 | x &= 0x7fffffU; |
|
|
1123 | |
|
|
1124 | if (e) |
|
|
1125 | x |= 0x800000U; |
|
|
1126 | else |
|
|
1127 | e = 1; |
|
|
1128 | |
|
|
1129 | /* we distrust ldexpf a bit and do the 2**-24 scaling by an extra multiply */ |
|
|
1130 | r = ldexpf (x * (0.5f / 0x800000U), e - 126); |
|
|
1131 | |
|
|
1132 | r = neg ? -r : r; |
|
|
1133 | #endif |
|
|
1134 | |
|
|
1135 | return r; |
|
|
1136 | } |
|
|
1137 | |
|
|
1138 | /* convert a double to ieee double/binary64 */ |
|
|
1139 | ecb_function_ uint64_t ecb_double_to_binary64 (double x) ecb_const; |
|
|
1140 | ecb_function_ uint64_t |
|
|
1141 | ecb_double_to_binary64 (double x) |
|
|
1142 | { |
|
|
1143 | uint64_t r; |
|
|
1144 | |
|
|
1145 | #if ECB_STDFP |
|
|
1146 | memcpy (&r, &x, 8); |
|
|
1147 | #else |
|
|
1148 | /* slow emulation, works for anything but -0 */ |
|
|
1149 | uint64_t m; |
|
|
1150 | int e; |
|
|
1151 | |
|
|
1152 | if (x == 0e0 ) return 0x0000000000000000U; |
|
|
1153 | if (x > +1.79769313486231470e+308) return 0x7ff0000000000000U; |
|
|
1154 | if (x < -1.79769313486231470e+308) return 0xfff0000000000000U; |
|
|
1155 | if (x != x ) return 0X7ff7ffffffffffffU; |
|
|
1156 | |
|
|
1157 | m = frexp (x, &e) * 0x20000000000000U; |
|
|
1158 | |
|
|
1159 | r = m & 0x8000000000000000;; |
|
|
1160 | |
|
|
1161 | if (r) |
|
|
1162 | m = -m; |
|
|
1163 | |
|
|
1164 | if (e <= -1022) |
|
|
1165 | { |
|
|
1166 | m &= 0x1fffffffffffffU; |
|
|
1167 | m >>= (-1021 - e); |
|
|
1168 | e = -1022; |
|
|
1169 | } |
|
|
1170 | |
|
|
1171 | r |= ((uint64_t)(e + 1022)) << 52; |
|
|
1172 | r |= m & 0xfffffffffffffU; |
|
|
1173 | #endif |
|
|
1174 | |
|
|
1175 | return r; |
|
|
1176 | } |
|
|
1177 | |
|
|
1178 | /* converts an ieee double/binary64 to a double */ |
|
|
1179 | ecb_function_ double ecb_binary64_to_double (uint64_t x) ecb_const; |
|
|
1180 | ecb_function_ double |
|
|
1181 | ecb_binary64_to_double (uint64_t x) |
|
|
1182 | { |
|
|
1183 | double r; |
|
|
1184 | |
|
|
1185 | #if ECB_STDFP |
|
|
1186 | memcpy (&r, &x, 8); |
|
|
1187 | #else |
|
|
1188 | /* emulation, only works for normals and subnormals and +0 */ |
|
|
1189 | int neg = x >> 63; |
|
|
1190 | int e = (x >> 52) & 0x7ffU; |
|
|
1191 | |
|
|
1192 | x &= 0xfffffffffffffU; |
|
|
1193 | |
|
|
1194 | if (e) |
|
|
1195 | x |= 0x10000000000000U; |
|
|
1196 | else |
|
|
1197 | e = 1; |
|
|
1198 | |
|
|
1199 | /* we distrust ldexp a bit and do the 2**-53 scaling by an extra multiply */ |
|
|
1200 | r = ldexp (x * (0.5 / 0x10000000000000U), e - 1022); |
|
|
1201 | |
|
|
1202 | r = neg ? -r : r; |
|
|
1203 | #endif |
|
|
1204 | |
|
|
1205 | return r; |
|
|
1206 | } |
|
|
1207 | |
|
|
1208 | #endif |
|
|
1209 | |
935 | #endif |
1210 | #endif |
936 | |
1211 | |
937 | /* ECB.H END */ |
1212 | /* ECB.H END */ |
938 | |
1213 | |
939 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
1214 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
… | |
… | |
1108 | #endif |
1383 | #endif |
1109 | |
1384 | |
1110 | static void (*syserr_cb)(const char *msg) EV_THROW; |
1385 | static void (*syserr_cb)(const char *msg) EV_THROW; |
1111 | |
1386 | |
1112 | void ecb_cold |
1387 | void ecb_cold |
1113 | ev_set_syserr_cb (void (*cb)(const char *msg)) EV_THROW |
1388 | ev_set_syserr_cb (void (*cb)(const char *msg) EV_THROW) EV_THROW |
1114 | { |
1389 | { |
1115 | syserr_cb = cb; |
1390 | syserr_cb = cb; |
1116 | } |
1391 | } |
1117 | |
1392 | |
1118 | static void noinline ecb_cold |
1393 | static void noinline ecb_cold |
… | |
… | |
1136 | abort (); |
1411 | abort (); |
1137 | } |
1412 | } |
1138 | } |
1413 | } |
1139 | |
1414 | |
1140 | static void * |
1415 | static void * |
1141 | ev_realloc_emul (void *ptr, long size) |
1416 | ev_realloc_emul (void *ptr, long size) EV_THROW |
1142 | { |
1417 | { |
1143 | #if __GLIBC__ |
|
|
1144 | return realloc (ptr, size); |
|
|
1145 | #else |
|
|
1146 | /* some systems, notably openbsd and darwin, fail to properly |
1418 | /* some systems, notably openbsd and darwin, fail to properly |
1147 | * implement realloc (x, 0) (as required by both ansi c-89 and |
1419 | * implement realloc (x, 0) (as required by both ansi c-89 and |
1148 | * the single unix specification, so work around them here. |
1420 | * the single unix specification, so work around them here. |
|
|
1421 | * recently, also (at least) fedora and debian started breaking it, |
|
|
1422 | * despite documenting it otherwise. |
1149 | */ |
1423 | */ |
1150 | |
1424 | |
1151 | if (size) |
1425 | if (size) |
1152 | return realloc (ptr, size); |
1426 | return realloc (ptr, size); |
1153 | |
1427 | |
1154 | free (ptr); |
1428 | free (ptr); |
1155 | return 0; |
1429 | return 0; |
1156 | #endif |
|
|
1157 | } |
1430 | } |
1158 | |
1431 | |
1159 | static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul; |
1432 | static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul; |
1160 | |
1433 | |
1161 | void ecb_cold |
1434 | void ecb_cold |
1162 | ev_set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW |
1435 | ev_set_allocator (void *(*cb)(void *ptr, long size) EV_THROW) EV_THROW |
1163 | { |
1436 | { |
1164 | alloc = cb; |
1437 | alloc = cb; |
1165 | } |
1438 | } |
1166 | |
1439 | |
1167 | inline_speed void * |
1440 | inline_speed void * |
… | |
… | |
1430 | w_->pending = ++pendingcnt [pri]; |
1703 | w_->pending = ++pendingcnt [pri]; |
1431 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
1704 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
1432 | pendings [pri][w_->pending - 1].w = w_; |
1705 | pendings [pri][w_->pending - 1].w = w_; |
1433 | pendings [pri][w_->pending - 1].events = revents; |
1706 | pendings [pri][w_->pending - 1].events = revents; |
1434 | } |
1707 | } |
|
|
1708 | |
|
|
1709 | pendingpri = NUMPRI - 1; |
1435 | } |
1710 | } |
1436 | |
1711 | |
1437 | inline_speed void |
1712 | inline_speed void |
1438 | feed_reverse (EV_P_ W w) |
1713 | feed_reverse (EV_P_ W w) |
1439 | { |
1714 | { |
… | |
… | |
1814 | static void noinline ecb_cold |
2089 | static void noinline ecb_cold |
1815 | evpipe_init (EV_P) |
2090 | evpipe_init (EV_P) |
1816 | { |
2091 | { |
1817 | if (!ev_is_active (&pipe_w)) |
2092 | if (!ev_is_active (&pipe_w)) |
1818 | { |
2093 | { |
|
|
2094 | int fds [2]; |
|
|
2095 | |
1819 | # if EV_USE_EVENTFD |
2096 | # if EV_USE_EVENTFD |
|
|
2097 | fds [0] = -1; |
1820 | evfd = eventfd (0, EFD_NONBLOCK | EFD_CLOEXEC); |
2098 | fds [1] = eventfd (0, EFD_NONBLOCK | EFD_CLOEXEC); |
1821 | if (evfd < 0 && errno == EINVAL) |
2099 | if (fds [1] < 0 && errno == EINVAL) |
1822 | evfd = eventfd (0, 0); |
2100 | fds [1] = eventfd (0, 0); |
1823 | |
2101 | |
1824 | if (evfd >= 0) |
2102 | if (fds [1] < 0) |
|
|
2103 | # endif |
1825 | { |
2104 | { |
|
|
2105 | while (pipe (fds)) |
|
|
2106 | ev_syserr ("(libev) error creating signal/async pipe"); |
|
|
2107 | |
|
|
2108 | fd_intern (fds [0]); |
|
|
2109 | } |
|
|
2110 | |
1826 | evpipe [0] = -1; |
2111 | evpipe [0] = fds [0]; |
1827 | fd_intern (evfd); /* doing it twice doesn't hurt */ |
2112 | |
1828 | ev_io_set (&pipe_w, evfd, EV_READ); |
2113 | if (evpipe [1] < 0) |
|
|
2114 | evpipe [1] = fds [1]; /* first call, set write fd */ |
|
|
2115 | else |
|
|
2116 | { |
|
|
2117 | /* on subsequent calls, do not change evpipe [1] */ |
|
|
2118 | /* so that evpipe_write can always rely on its value. */ |
|
|
2119 | /* this branch does not do anything sensible on windows, */ |
|
|
2120 | /* so must not be executed on windows */ |
|
|
2121 | |
|
|
2122 | dup2 (fds [1], evpipe [1]); |
|
|
2123 | close (fds [1]); |
|
|
2124 | } |
|
|
2125 | |
|
|
2126 | fd_intern (evpipe [1]); |
|
|
2127 | |
|
|
2128 | ev_io_set (&pipe_w, evpipe [0] < 0 ? evpipe [1] : evpipe [0], EV_READ); |
|
|
2129 | ev_io_start (EV_A_ &pipe_w); |
|
|
2130 | ev_unref (EV_A); /* watcher should not keep loop alive */ |
|
|
2131 | } |
|
|
2132 | } |
|
|
2133 | |
|
|
2134 | inline_speed void |
|
|
2135 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
|
|
2136 | { |
|
|
2137 | ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */ |
|
|
2138 | |
|
|
2139 | if (expect_true (*flag)) |
|
|
2140 | return; |
|
|
2141 | |
|
|
2142 | *flag = 1; |
|
|
2143 | ECB_MEMORY_FENCE_RELEASE; /* make sure flag is visible before the wakeup */ |
|
|
2144 | |
|
|
2145 | pipe_write_skipped = 1; |
|
|
2146 | |
|
|
2147 | ECB_MEMORY_FENCE; /* make sure pipe_write_skipped is visible before we check pipe_write_wanted */ |
|
|
2148 | |
|
|
2149 | if (pipe_write_wanted) |
|
|
2150 | { |
|
|
2151 | int old_errno; |
|
|
2152 | |
|
|
2153 | pipe_write_skipped = 0; |
|
|
2154 | ECB_MEMORY_FENCE_RELEASE; |
|
|
2155 | |
|
|
2156 | old_errno = errno; /* save errno because write will clobber it */ |
|
|
2157 | |
|
|
2158 | #if EV_USE_EVENTFD |
|
|
2159 | if (evpipe [0] < 0) |
|
|
2160 | { |
|
|
2161 | uint64_t counter = 1; |
|
|
2162 | write (evpipe [1], &counter, sizeof (uint64_t)); |
1829 | } |
2163 | } |
1830 | else |
2164 | else |
1831 | # endif |
2165 | #endif |
1832 | { |
2166 | { |
1833 | while (pipe (evpipe)) |
2167 | #ifdef _WIN32 |
1834 | ev_syserr ("(libev) error creating signal/async pipe"); |
2168 | WSABUF buf; |
1835 | |
2169 | DWORD sent; |
1836 | fd_intern (evpipe [0]); |
2170 | buf.buf = &buf; |
1837 | fd_intern (evpipe [1]); |
2171 | buf.len = 1; |
1838 | ev_io_set (&pipe_w, evpipe [0], EV_READ); |
2172 | WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0); |
1839 | } |
2173 | #else |
1840 | |
|
|
1841 | ev_io_start (EV_A_ &pipe_w); |
|
|
1842 | ev_unref (EV_A); /* watcher should not keep loop alive */ |
|
|
1843 | } |
|
|
1844 | } |
|
|
1845 | |
|
|
1846 | inline_speed void |
|
|
1847 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
|
|
1848 | { |
|
|
1849 | if (expect_true (*flag)) |
|
|
1850 | return; |
|
|
1851 | |
|
|
1852 | *flag = 1; |
|
|
1853 | |
|
|
1854 | ECB_MEMORY_FENCE_RELEASE; /* make sure flag is visible before the wakeup */ |
|
|
1855 | |
|
|
1856 | pipe_write_skipped = 1; |
|
|
1857 | |
|
|
1858 | ECB_MEMORY_FENCE; /* make sure pipe_write_skipped is visible before we check pipe_write_wanted */ |
|
|
1859 | |
|
|
1860 | if (pipe_write_wanted) |
|
|
1861 | { |
|
|
1862 | int old_errno; |
|
|
1863 | |
|
|
1864 | pipe_write_skipped = 0; /* just an optimisation, no fence needed */ |
|
|
1865 | |
|
|
1866 | old_errno = errno; /* save errno because write will clobber it */ |
|
|
1867 | |
|
|
1868 | #if EV_USE_EVENTFD |
|
|
1869 | if (evfd >= 0) |
|
|
1870 | { |
|
|
1871 | uint64_t counter = 1; |
|
|
1872 | write (evfd, &counter, sizeof (uint64_t)); |
|
|
1873 | } |
|
|
1874 | else |
|
|
1875 | #endif |
|
|
1876 | { |
|
|
1877 | /* win32 people keep sending patches that change this write() to send() */ |
|
|
1878 | /* and then run away. but send() is wrong, it wants a socket handle on win32 */ |
|
|
1879 | /* so when you think this write should be a send instead, please find out */ |
|
|
1880 | /* where your send() is from - it's definitely not the microsoft send, and */ |
|
|
1881 | /* tell me. thank you. */ |
|
|
1882 | /* it might be that your problem is that your environment needs EV_USE_WSASOCKET */ |
|
|
1883 | /* check the ev documentation on how to use this flag */ |
|
|
1884 | write (evpipe [1], &(evpipe [1]), 1); |
2174 | write (evpipe [1], &(evpipe [1]), 1); |
|
|
2175 | #endif |
1885 | } |
2176 | } |
1886 | |
2177 | |
1887 | errno = old_errno; |
2178 | errno = old_errno; |
1888 | } |
2179 | } |
1889 | } |
2180 | } |
… | |
… | |
1896 | int i; |
2187 | int i; |
1897 | |
2188 | |
1898 | if (revents & EV_READ) |
2189 | if (revents & EV_READ) |
1899 | { |
2190 | { |
1900 | #if EV_USE_EVENTFD |
2191 | #if EV_USE_EVENTFD |
1901 | if (evfd >= 0) |
2192 | if (evpipe [0] < 0) |
1902 | { |
2193 | { |
1903 | uint64_t counter; |
2194 | uint64_t counter; |
1904 | read (evfd, &counter, sizeof (uint64_t)); |
2195 | read (evpipe [1], &counter, sizeof (uint64_t)); |
1905 | } |
2196 | } |
1906 | else |
2197 | else |
1907 | #endif |
2198 | #endif |
1908 | { |
2199 | { |
1909 | char dummy; |
2200 | char dummy[4]; |
1910 | /* see discussion in evpipe_write when you think this read should be recv in win32 */ |
2201 | #ifdef _WIN32 |
|
|
2202 | WSABUF buf; |
|
|
2203 | DWORD recvd; |
|
|
2204 | DWORD flags = 0; |
|
|
2205 | buf.buf = dummy; |
|
|
2206 | buf.len = sizeof (dummy); |
|
|
2207 | WSARecv (EV_FD_TO_WIN32_HANDLE (evpipe [0]), &buf, 1, &recvd, &flags, 0, 0); |
|
|
2208 | #else |
1911 | read (evpipe [0], &dummy, 1); |
2209 | read (evpipe [0], &dummy, sizeof (dummy)); |
|
|
2210 | #endif |
1912 | } |
2211 | } |
1913 | } |
2212 | } |
1914 | |
2213 | |
1915 | pipe_write_skipped = 0; |
2214 | pipe_write_skipped = 0; |
|
|
2215 | |
|
|
2216 | ECB_MEMORY_FENCE; /* push out skipped, acquire flags */ |
1916 | |
2217 | |
1917 | #if EV_SIGNAL_ENABLE |
2218 | #if EV_SIGNAL_ENABLE |
1918 | if (sig_pending) |
2219 | if (sig_pending) |
1919 | { |
2220 | { |
1920 | sig_pending = 0; |
2221 | sig_pending = 0; |
|
|
2222 | |
|
|
2223 | ECB_MEMORY_FENCE; |
1921 | |
2224 | |
1922 | for (i = EV_NSIG - 1; i--; ) |
2225 | for (i = EV_NSIG - 1; i--; ) |
1923 | if (expect_false (signals [i].pending)) |
2226 | if (expect_false (signals [i].pending)) |
1924 | ev_feed_signal_event (EV_A_ i + 1); |
2227 | ev_feed_signal_event (EV_A_ i + 1); |
1925 | } |
2228 | } |
… | |
… | |
1927 | |
2230 | |
1928 | #if EV_ASYNC_ENABLE |
2231 | #if EV_ASYNC_ENABLE |
1929 | if (async_pending) |
2232 | if (async_pending) |
1930 | { |
2233 | { |
1931 | async_pending = 0; |
2234 | async_pending = 0; |
|
|
2235 | |
|
|
2236 | ECB_MEMORY_FENCE; |
1932 | |
2237 | |
1933 | for (i = asynccnt; i--; ) |
2238 | for (i = asynccnt; i--; ) |
1934 | if (asyncs [i]->sent) |
2239 | if (asyncs [i]->sent) |
1935 | { |
2240 | { |
1936 | asyncs [i]->sent = 0; |
2241 | asyncs [i]->sent = 0; |
|
|
2242 | ECB_MEMORY_FENCE_RELEASE; |
1937 | ev_feed_event (EV_A_ asyncs [i], EV_ASYNC); |
2243 | ev_feed_event (EV_A_ asyncs [i], EV_ASYNC); |
1938 | } |
2244 | } |
1939 | } |
2245 | } |
1940 | #endif |
2246 | #endif |
1941 | } |
2247 | } |
… | |
… | |
1944 | |
2250 | |
1945 | void |
2251 | void |
1946 | ev_feed_signal (int signum) EV_THROW |
2252 | ev_feed_signal (int signum) EV_THROW |
1947 | { |
2253 | { |
1948 | #if EV_MULTIPLICITY |
2254 | #if EV_MULTIPLICITY |
|
|
2255 | EV_P; |
|
|
2256 | ECB_MEMORY_FENCE_ACQUIRE; |
1949 | EV_P = signals [signum - 1].loop; |
2257 | EV_A = signals [signum - 1].loop; |
1950 | |
2258 | |
1951 | if (!EV_A) |
2259 | if (!EV_A) |
1952 | return; |
2260 | return; |
1953 | #endif |
2261 | #endif |
1954 | |
2262 | |
1955 | if (!ev_active (&pipe_w)) |
|
|
1956 | return; |
|
|
1957 | |
|
|
1958 | signals [signum - 1].pending = 1; |
2263 | signals [signum - 1].pending = 1; |
1959 | evpipe_write (EV_A_ &sig_pending); |
2264 | evpipe_write (EV_A_ &sig_pending); |
1960 | } |
2265 | } |
1961 | |
2266 | |
1962 | static void |
2267 | static void |
… | |
… | |
1972 | void noinline |
2277 | void noinline |
1973 | ev_feed_signal_event (EV_P_ int signum) EV_THROW |
2278 | ev_feed_signal_event (EV_P_ int signum) EV_THROW |
1974 | { |
2279 | { |
1975 | WL w; |
2280 | WL w; |
1976 | |
2281 | |
1977 | if (expect_false (signum <= 0 || signum > EV_NSIG)) |
2282 | if (expect_false (signum <= 0 || signum >= EV_NSIG)) |
1978 | return; |
2283 | return; |
1979 | |
2284 | |
1980 | --signum; |
2285 | --signum; |
1981 | |
2286 | |
1982 | #if EV_MULTIPLICITY |
2287 | #if EV_MULTIPLICITY |
… | |
… | |
1986 | if (expect_false (signals [signum].loop != EV_A)) |
2291 | if (expect_false (signals [signum].loop != EV_A)) |
1987 | return; |
2292 | return; |
1988 | #endif |
2293 | #endif |
1989 | |
2294 | |
1990 | signals [signum].pending = 0; |
2295 | signals [signum].pending = 0; |
|
|
2296 | ECB_MEMORY_FENCE_RELEASE; |
1991 | |
2297 | |
1992 | for (w = signals [signum].head; w; w = w->next) |
2298 | for (w = signals [signum].head; w; w = w->next) |
1993 | ev_feed_event (EV_A_ (W)w, EV_SIGNAL); |
2299 | ev_feed_event (EV_A_ (W)w, EV_SIGNAL); |
1994 | } |
2300 | } |
1995 | |
2301 | |
… | |
… | |
2279 | #if EV_ASYNC_ENABLE |
2585 | #if EV_ASYNC_ENABLE |
2280 | async_pending = 0; |
2586 | async_pending = 0; |
2281 | #endif |
2587 | #endif |
2282 | pipe_write_skipped = 0; |
2588 | pipe_write_skipped = 0; |
2283 | pipe_write_wanted = 0; |
2589 | pipe_write_wanted = 0; |
|
|
2590 | evpipe [0] = -1; |
|
|
2591 | evpipe [1] = -1; |
2284 | #if EV_USE_INOTIFY |
2592 | #if EV_USE_INOTIFY |
2285 | fs_fd = flags & EVFLAG_NOINOTIFY ? -1 : -2; |
2593 | fs_fd = flags & EVFLAG_NOINOTIFY ? -1 : -2; |
2286 | #endif |
2594 | #endif |
2287 | #if EV_USE_SIGNALFD |
2595 | #if EV_USE_SIGNALFD |
2288 | sigfd = flags & EVFLAG_SIGNALFD ? -2 : -1; |
2596 | sigfd = flags & EVFLAG_SIGNALFD ? -2 : -1; |
… | |
… | |
2319 | } |
2627 | } |
2320 | } |
2628 | } |
2321 | |
2629 | |
2322 | /* free up a loop structure */ |
2630 | /* free up a loop structure */ |
2323 | void ecb_cold |
2631 | void ecb_cold |
2324 | ev_loop_destroy (EV_P) EV_THROW |
2632 | ev_loop_destroy (EV_P) |
2325 | { |
2633 | { |
2326 | int i; |
2634 | int i; |
2327 | |
2635 | |
2328 | #if EV_MULTIPLICITY |
2636 | #if EV_MULTIPLICITY |
2329 | /* mimic free (0) */ |
2637 | /* mimic free (0) */ |
… | |
… | |
2339 | EV_INVOKE_PENDING; |
2647 | EV_INVOKE_PENDING; |
2340 | } |
2648 | } |
2341 | #endif |
2649 | #endif |
2342 | |
2650 | |
2343 | #if EV_CHILD_ENABLE |
2651 | #if EV_CHILD_ENABLE |
2344 | if (ev_is_active (&childev)) |
2652 | if (ev_is_default_loop (EV_A) && ev_is_active (&childev)) |
2345 | { |
2653 | { |
2346 | ev_ref (EV_A); /* child watcher */ |
2654 | ev_ref (EV_A); /* child watcher */ |
2347 | ev_signal_stop (EV_A_ &childev); |
2655 | ev_signal_stop (EV_A_ &childev); |
2348 | } |
2656 | } |
2349 | #endif |
2657 | #endif |
… | |
… | |
2351 | if (ev_is_active (&pipe_w)) |
2659 | if (ev_is_active (&pipe_w)) |
2352 | { |
2660 | { |
2353 | /*ev_ref (EV_A);*/ |
2661 | /*ev_ref (EV_A);*/ |
2354 | /*ev_io_stop (EV_A_ &pipe_w);*/ |
2662 | /*ev_io_stop (EV_A_ &pipe_w);*/ |
2355 | |
2663 | |
2356 | #if EV_USE_EVENTFD |
|
|
2357 | if (evfd >= 0) |
|
|
2358 | close (evfd); |
|
|
2359 | #endif |
|
|
2360 | |
|
|
2361 | if (evpipe [0] >= 0) |
|
|
2362 | { |
|
|
2363 | EV_WIN32_CLOSE_FD (evpipe [0]); |
2664 | if (evpipe [0] >= 0) EV_WIN32_CLOSE_FD (evpipe [0]); |
2364 | EV_WIN32_CLOSE_FD (evpipe [1]); |
2665 | if (evpipe [1] >= 0) EV_WIN32_CLOSE_FD (evpipe [1]); |
2365 | } |
|
|
2366 | } |
2666 | } |
2367 | |
2667 | |
2368 | #if EV_USE_SIGNALFD |
2668 | #if EV_USE_SIGNALFD |
2369 | if (ev_is_active (&sigfd_w)) |
2669 | if (ev_is_active (&sigfd_w)) |
2370 | close (sigfd); |
2670 | close (sigfd); |
… | |
… | |
2456 | #endif |
2756 | #endif |
2457 | #if EV_USE_INOTIFY |
2757 | #if EV_USE_INOTIFY |
2458 | infy_fork (EV_A); |
2758 | infy_fork (EV_A); |
2459 | #endif |
2759 | #endif |
2460 | |
2760 | |
|
|
2761 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
2461 | if (ev_is_active (&pipe_w)) |
2762 | if (ev_is_active (&pipe_w)) |
2462 | { |
2763 | { |
2463 | /* pipe_write_wanted must be false now, so modifying fd vars should be safe */ |
2764 | /* pipe_write_wanted must be false now, so modifying fd vars should be safe */ |
2464 | |
2765 | |
2465 | ev_ref (EV_A); |
2766 | ev_ref (EV_A); |
2466 | ev_io_stop (EV_A_ &pipe_w); |
2767 | ev_io_stop (EV_A_ &pipe_w); |
2467 | |
2768 | |
2468 | #if EV_USE_EVENTFD |
|
|
2469 | if (evfd >= 0) |
|
|
2470 | close (evfd); |
|
|
2471 | #endif |
|
|
2472 | |
|
|
2473 | if (evpipe [0] >= 0) |
2769 | if (evpipe [0] >= 0) |
2474 | { |
|
|
2475 | EV_WIN32_CLOSE_FD (evpipe [0]); |
2770 | EV_WIN32_CLOSE_FD (evpipe [0]); |
2476 | EV_WIN32_CLOSE_FD (evpipe [1]); |
|
|
2477 | } |
|
|
2478 | |
2771 | |
2479 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
|
|
2480 | evpipe_init (EV_A); |
2772 | evpipe_init (EV_A); |
2481 | /* now iterate over everything, in case we missed something */ |
2773 | /* iterate over everything, in case we missed something before */ |
2482 | pipecb (EV_A_ &pipe_w, EV_READ); |
2774 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
2483 | #endif |
|
|
2484 | } |
2775 | } |
|
|
2776 | #endif |
2485 | |
2777 | |
2486 | postfork = 0; |
2778 | postfork = 0; |
2487 | } |
2779 | } |
2488 | |
2780 | |
2489 | #if EV_MULTIPLICITY |
2781 | #if EV_MULTIPLICITY |
… | |
… | |
2545 | void ecb_cold |
2837 | void ecb_cold |
2546 | ev_verify (EV_P) EV_THROW |
2838 | ev_verify (EV_P) EV_THROW |
2547 | { |
2839 | { |
2548 | #if EV_VERIFY |
2840 | #if EV_VERIFY |
2549 | int i; |
2841 | int i; |
2550 | WL w; |
2842 | WL w, w2; |
2551 | |
2843 | |
2552 | assert (activecnt >= -1); |
2844 | assert (activecnt >= -1); |
2553 | |
2845 | |
2554 | assert (fdchangemax >= fdchangecnt); |
2846 | assert (fdchangemax >= fdchangecnt); |
2555 | for (i = 0; i < fdchangecnt; ++i) |
2847 | for (i = 0; i < fdchangecnt; ++i) |
2556 | assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); |
2848 | assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); |
2557 | |
2849 | |
2558 | assert (anfdmax >= 0); |
2850 | assert (anfdmax >= 0); |
2559 | for (i = 0; i < anfdmax; ++i) |
2851 | for (i = 0; i < anfdmax; ++i) |
|
|
2852 | { |
|
|
2853 | int j = 0; |
|
|
2854 | |
2560 | for (w = anfds [i].head; w; w = w->next) |
2855 | for (w = w2 = anfds [i].head; w; w = w->next) |
2561 | { |
2856 | { |
2562 | verify_watcher (EV_A_ (W)w); |
2857 | verify_watcher (EV_A_ (W)w); |
|
|
2858 | |
|
|
2859 | if (j++ & 1) |
|
|
2860 | { |
|
|
2861 | assert (("libev: io watcher list contains a loop", w != w2)); |
|
|
2862 | w2 = w2->next; |
|
|
2863 | } |
|
|
2864 | |
2563 | assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); |
2865 | assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); |
2564 | assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); |
2866 | assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); |
2565 | } |
2867 | } |
|
|
2868 | } |
2566 | |
2869 | |
2567 | assert (timermax >= timercnt); |
2870 | assert (timermax >= timercnt); |
2568 | verify_heap (EV_A_ timers, timercnt); |
2871 | verify_heap (EV_A_ timers, timercnt); |
2569 | |
2872 | |
2570 | #if EV_PERIODIC_ENABLE |
2873 | #if EV_PERIODIC_ENABLE |
… | |
… | |
2651 | } |
2954 | } |
2652 | |
2955 | |
2653 | void |
2956 | void |
2654 | ev_loop_fork (EV_P) EV_THROW |
2957 | ev_loop_fork (EV_P) EV_THROW |
2655 | { |
2958 | { |
2656 | postfork = 1; /* must be in line with ev_default_fork */ |
2959 | postfork = 1; |
2657 | } |
2960 | } |
2658 | |
2961 | |
2659 | /*****************************************************************************/ |
2962 | /*****************************************************************************/ |
2660 | |
2963 | |
2661 | void |
2964 | void |
… | |
… | |
2677 | } |
2980 | } |
2678 | |
2981 | |
2679 | void noinline |
2982 | void noinline |
2680 | ev_invoke_pending (EV_P) |
2983 | ev_invoke_pending (EV_P) |
2681 | { |
2984 | { |
2682 | int pri; |
2985 | pendingpri = NUMPRI; |
2683 | |
2986 | |
2684 | for (pri = NUMPRI; pri--; ) |
2987 | while (pendingpri) /* pendingpri possibly gets modified in the inner loop */ |
|
|
2988 | { |
|
|
2989 | --pendingpri; |
|
|
2990 | |
2685 | while (pendingcnt [pri]) |
2991 | while (pendingcnt [pendingpri]) |
2686 | { |
2992 | { |
2687 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
2993 | ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri]; |
2688 | |
2994 | |
2689 | p->w->pending = 0; |
2995 | p->w->pending = 0; |
2690 | EV_CB_INVOKE (p->w, p->events); |
2996 | EV_CB_INVOKE (p->w, p->events); |
2691 | EV_FREQUENT_CHECK; |
2997 | EV_FREQUENT_CHECK; |
2692 | } |
2998 | } |
|
|
2999 | } |
2693 | } |
3000 | } |
2694 | |
3001 | |
2695 | #if EV_IDLE_ENABLE |
3002 | #if EV_IDLE_ENABLE |
2696 | /* make idle watchers pending. this handles the "call-idle */ |
3003 | /* make idle watchers pending. this handles the "call-idle */ |
2697 | /* only when higher priorities are idle" logic */ |
3004 | /* only when higher priorities are idle" logic */ |
… | |
… | |
2787 | { |
3094 | { |
2788 | EV_FREQUENT_CHECK; |
3095 | EV_FREQUENT_CHECK; |
2789 | |
3096 | |
2790 | while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now) |
3097 | while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now) |
2791 | { |
3098 | { |
2792 | int feed_count = 0; |
|
|
2793 | |
|
|
2794 | do |
3099 | do |
2795 | { |
3100 | { |
2796 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); |
3101 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); |
2797 | |
3102 | |
2798 | /*assert (("libev: inactive timer on periodic heap detected", ev_is_active (w)));*/ |
3103 | /*assert (("libev: inactive timer on periodic heap detected", ev_is_active (w)));*/ |
… | |
… | |
3057 | backend_poll (EV_A_ waittime); |
3362 | backend_poll (EV_A_ waittime); |
3058 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
3363 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
3059 | |
3364 | |
3060 | pipe_write_wanted = 0; /* just an optimisation, no fence needed */ |
3365 | pipe_write_wanted = 0; /* just an optimisation, no fence needed */ |
3061 | |
3366 | |
|
|
3367 | ECB_MEMORY_FENCE_ACQUIRE; |
3062 | if (pipe_write_skipped) |
3368 | if (pipe_write_skipped) |
3063 | { |
3369 | { |
3064 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3370 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3065 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3371 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3066 | } |
3372 | } |
… | |
… | |
3241 | EV_FREQUENT_CHECK; |
3547 | EV_FREQUENT_CHECK; |
3242 | |
3548 | |
3243 | ev_start (EV_A_ (W)w, 1); |
3549 | ev_start (EV_A_ (W)w, 1); |
3244 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); |
3550 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); |
3245 | wlist_add (&anfds[fd].head, (WL)w); |
3551 | wlist_add (&anfds[fd].head, (WL)w); |
|
|
3552 | |
|
|
3553 | /* common bug, apparently */ |
|
|
3554 | assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w)); |
3246 | |
3555 | |
3247 | fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); |
3556 | fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); |
3248 | w->events &= ~EV__IOFDSET; |
3557 | w->events &= ~EV__IOFDSET; |
3249 | |
3558 | |
3250 | EV_FREQUENT_CHECK; |
3559 | EV_FREQUENT_CHECK; |
… | |
… | |
3441 | #if EV_MULTIPLICITY |
3750 | #if EV_MULTIPLICITY |
3442 | assert (("libev: a signal must not be attached to two different loops", |
3751 | assert (("libev: a signal must not be attached to two different loops", |
3443 | !signals [w->signum - 1].loop || signals [w->signum - 1].loop == loop)); |
3752 | !signals [w->signum - 1].loop || signals [w->signum - 1].loop == loop)); |
3444 | |
3753 | |
3445 | signals [w->signum - 1].loop = EV_A; |
3754 | signals [w->signum - 1].loop = EV_A; |
|
|
3755 | ECB_MEMORY_FENCE_RELEASE; |
3446 | #endif |
3756 | #endif |
3447 | |
3757 | |
3448 | EV_FREQUENT_CHECK; |
3758 | EV_FREQUENT_CHECK; |
3449 | |
3759 | |
3450 | #if EV_USE_SIGNALFD |
3760 | #if EV_USE_SIGNALFD |
… | |
… | |
3605 | # define EV_INOTIFY_BUFSIZE (sizeof (struct inotify_event) * 2 + NAME_MAX) |
3915 | # define EV_INOTIFY_BUFSIZE (sizeof (struct inotify_event) * 2 + NAME_MAX) |
3606 | |
3916 | |
3607 | static void noinline |
3917 | static void noinline |
3608 | infy_add (EV_P_ ev_stat *w) |
3918 | infy_add (EV_P_ ev_stat *w) |
3609 | { |
3919 | { |
3610 | w->wd = inotify_add_watch (fs_fd, w->path, IN_ATTRIB | IN_DELETE_SELF | IN_MOVE_SELF | IN_MODIFY | IN_DONT_FOLLOW | IN_MASK_ADD); |
3920 | w->wd = inotify_add_watch (fs_fd, w->path, |
|
|
3921 | IN_ATTRIB | IN_DELETE_SELF | IN_MOVE_SELF | IN_MODIFY |
|
|
3922 | | IN_CREATE | IN_DELETE | IN_MOVED_FROM | IN_MOVED_TO |
|
|
3923 | | IN_DONT_FOLLOW | IN_MASK_ADD); |
3611 | |
3924 | |
3612 | if (w->wd >= 0) |
3925 | if (w->wd >= 0) |
3613 | { |
3926 | { |
3614 | struct statfs sfs; |
3927 | struct statfs sfs; |
3615 | |
3928 | |
… | |
… | |
3619 | |
3932 | |
3620 | if (!fs_2625) |
3933 | if (!fs_2625) |
3621 | w->timer.repeat = w->interval ? w->interval : DEF_STAT_INTERVAL; |
3934 | w->timer.repeat = w->interval ? w->interval : DEF_STAT_INTERVAL; |
3622 | else if (!statfs (w->path, &sfs) |
3935 | else if (!statfs (w->path, &sfs) |
3623 | && (sfs.f_type == 0x1373 /* devfs */ |
3936 | && (sfs.f_type == 0x1373 /* devfs */ |
|
|
3937 | || sfs.f_type == 0x4006 /* fat */ |
|
|
3938 | || sfs.f_type == 0x4d44 /* msdos */ |
3624 | || sfs.f_type == 0xEF53 /* ext2/3 */ |
3939 | || sfs.f_type == 0xEF53 /* ext2/3 */ |
|
|
3940 | || sfs.f_type == 0x72b6 /* jffs2 */ |
|
|
3941 | || sfs.f_type == 0x858458f6 /* ramfs */ |
|
|
3942 | || sfs.f_type == 0x5346544e /* ntfs */ |
3625 | || sfs.f_type == 0x3153464a /* jfs */ |
3943 | || sfs.f_type == 0x3153464a /* jfs */ |
|
|
3944 | || sfs.f_type == 0x9123683e /* btrfs */ |
3626 | || sfs.f_type == 0x52654973 /* reiser3 */ |
3945 | || sfs.f_type == 0x52654973 /* reiser3 */ |
3627 | || sfs.f_type == 0x01021994 /* tempfs */ |
3946 | || sfs.f_type == 0x01021994 /* tmpfs */ |
3628 | || sfs.f_type == 0x58465342 /* xfs */)) |
3947 | || sfs.f_type == 0x58465342 /* xfs */)) |
3629 | w->timer.repeat = 0.; /* filesystem is local, kernel new enough */ |
3948 | w->timer.repeat = 0.; /* filesystem is local, kernel new enough */ |
3630 | else |
3949 | else |
3631 | w->timer.repeat = w->interval ? w->interval : NFS_STAT_INTERVAL; /* remote, use reduced frequency */ |
3950 | w->timer.repeat = w->interval ? w->interval : NFS_STAT_INTERVAL; /* remote, use reduced frequency */ |
3632 | } |
3951 | } |