1 | /* |
1 | /* |
2 | * libev event processing core, watcher management |
2 | * libev event processing core, watcher management |
3 | * |
3 | * |
4 | * Copyright (c) 2007,2008,2009,2010,2011 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann <libev@schmorp.de> |
5 | * All rights reserved. |
5 | * All rights reserved. |
6 | * |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
8 | * tion, are permitted provided that the following conditions are met: |
8 | * tion, are permitted provided that the following conditions are met: |
9 | * |
9 | * |
… | |
… | |
59 | # endif |
59 | # endif |
60 | # ifndef EV_USE_MONOTONIC |
60 | # ifndef EV_USE_MONOTONIC |
61 | # define EV_USE_MONOTONIC 1 |
61 | # define EV_USE_MONOTONIC 1 |
62 | # endif |
62 | # endif |
63 | # endif |
63 | # endif |
64 | # elif !defined(EV_USE_CLOCK_SYSCALL) |
64 | # elif !defined EV_USE_CLOCK_SYSCALL |
65 | # define EV_USE_CLOCK_SYSCALL 0 |
65 | # define EV_USE_CLOCK_SYSCALL 0 |
66 | # endif |
66 | # endif |
67 | |
67 | |
68 | # if HAVE_CLOCK_GETTIME |
68 | # if HAVE_CLOCK_GETTIME |
69 | # ifndef EV_USE_MONOTONIC |
69 | # ifndef EV_USE_MONOTONIC |
… | |
… | |
183 | # include EV_H |
183 | # include EV_H |
184 | #else |
184 | #else |
185 | # include "ev.h" |
185 | # include "ev.h" |
186 | #endif |
186 | #endif |
187 | |
187 | |
188 | EV_CPP(extern "C" {) |
188 | #if EV_NO_THREADS |
|
|
189 | # undef EV_NO_SMP |
|
|
190 | # define EV_NO_SMP 1 |
|
|
191 | # undef ECB_NO_THREADS |
|
|
192 | # define ECB_NO_THREADS 1 |
|
|
193 | #endif |
|
|
194 | #if EV_NO_SMP |
|
|
195 | # undef EV_NO_SMP |
|
|
196 | # define ECB_NO_SMP 1 |
|
|
197 | #endif |
189 | |
198 | |
190 | #ifndef _WIN32 |
199 | #ifndef _WIN32 |
191 | # include <sys/time.h> |
200 | # include <sys/time.h> |
192 | # include <sys/wait.h> |
201 | # include <sys/wait.h> |
193 | # include <unistd.h> |
202 | # include <unistd.h> |
… | |
… | |
210 | #define _DARWIN_UNLIMITED_SELECT 1 |
219 | #define _DARWIN_UNLIMITED_SELECT 1 |
211 | |
220 | |
212 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
221 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
213 | |
222 | |
214 | /* try to deduce the maximum number of signals on this platform */ |
223 | /* try to deduce the maximum number of signals on this platform */ |
215 | #if defined (EV_NSIG) |
224 | #if defined EV_NSIG |
216 | /* use what's provided */ |
225 | /* use what's provided */ |
217 | #elif defined (NSIG) |
226 | #elif defined NSIG |
218 | # define EV_NSIG (NSIG) |
227 | # define EV_NSIG (NSIG) |
219 | #elif defined(_NSIG) |
228 | #elif defined _NSIG |
220 | # define EV_NSIG (_NSIG) |
229 | # define EV_NSIG (_NSIG) |
221 | #elif defined (SIGMAX) |
230 | #elif defined SIGMAX |
222 | # define EV_NSIG (SIGMAX+1) |
231 | # define EV_NSIG (SIGMAX+1) |
223 | #elif defined (SIG_MAX) |
232 | #elif defined SIG_MAX |
224 | # define EV_NSIG (SIG_MAX+1) |
233 | # define EV_NSIG (SIG_MAX+1) |
225 | #elif defined (_SIG_MAX) |
234 | #elif defined _SIG_MAX |
226 | # define EV_NSIG (_SIG_MAX+1) |
235 | # define EV_NSIG (_SIG_MAX+1) |
227 | #elif defined (MAXSIG) |
236 | #elif defined MAXSIG |
228 | # define EV_NSIG (MAXSIG+1) |
237 | # define EV_NSIG (MAXSIG+1) |
229 | #elif defined (MAX_SIG) |
238 | #elif defined MAX_SIG |
230 | # define EV_NSIG (MAX_SIG+1) |
239 | # define EV_NSIG (MAX_SIG+1) |
231 | #elif defined (SIGARRAYSIZE) |
240 | #elif defined SIGARRAYSIZE |
232 | # define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */ |
241 | # define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */ |
233 | #elif defined (_sys_nsig) |
242 | #elif defined _sys_nsig |
234 | # define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ |
243 | # define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ |
235 | #else |
244 | #else |
236 | # error "unable to find value for NSIG, please report" |
245 | # error "unable to find value for NSIG, please report" |
237 | /* to make it compile regardless, just remove the above line, */ |
246 | /* to make it compile regardless, just remove the above line, */ |
238 | /* but consider reporting it, too! :) */ |
247 | /* but consider reporting it, too! :) */ |
… | |
… | |
250 | # define EV_USE_CLOCK_SYSCALL 0 |
259 | # define EV_USE_CLOCK_SYSCALL 0 |
251 | # endif |
260 | # endif |
252 | #endif |
261 | #endif |
253 | |
262 | |
254 | #ifndef EV_USE_MONOTONIC |
263 | #ifndef EV_USE_MONOTONIC |
255 | # if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 |
264 | # if defined _POSIX_MONOTONIC_CLOCK && _POSIX_MONOTONIC_CLOCK >= 0 |
256 | # define EV_USE_MONOTONIC EV_FEATURE_OS |
265 | # define EV_USE_MONOTONIC EV_FEATURE_OS |
257 | # else |
266 | # else |
258 | # define EV_USE_MONOTONIC 0 |
267 | # define EV_USE_MONOTONIC 0 |
259 | # endif |
268 | # endif |
260 | #endif |
269 | #endif |
… | |
… | |
350 | #endif |
359 | #endif |
351 | |
360 | |
352 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
361 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
353 | /* which makes programs even slower. might work on other unices, too. */ |
362 | /* which makes programs even slower. might work on other unices, too. */ |
354 | #if EV_USE_CLOCK_SYSCALL |
363 | #if EV_USE_CLOCK_SYSCALL |
355 | # include <syscall.h> |
364 | # include <sys/syscall.h> |
356 | # ifdef SYS_clock_gettime |
365 | # ifdef SYS_clock_gettime |
357 | # define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
366 | # define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
358 | # undef EV_USE_MONOTONIC |
367 | # undef EV_USE_MONOTONIC |
359 | # define EV_USE_MONOTONIC 1 |
368 | # define EV_USE_MONOTONIC 1 |
360 | # else |
369 | # else |
… | |
… | |
386 | # define EV_USE_INOTIFY 0 |
395 | # define EV_USE_INOTIFY 0 |
387 | #endif |
396 | #endif |
388 | |
397 | |
389 | #if !EV_USE_NANOSLEEP |
398 | #if !EV_USE_NANOSLEEP |
390 | /* hp-ux has it in sys/time.h, which we unconditionally include above */ |
399 | /* hp-ux has it in sys/time.h, which we unconditionally include above */ |
391 | # if !defined(_WIN32) && !defined(__hpux) |
400 | # if !defined _WIN32 && !defined __hpux |
392 | # include <sys/select.h> |
401 | # include <sys/select.h> |
393 | # endif |
402 | # endif |
394 | #endif |
403 | #endif |
395 | |
404 | |
396 | #if EV_USE_INOTIFY |
405 | #if EV_USE_INOTIFY |
… | |
… | |
469 | /* the following is ecb.h embedded into libev - use update_ev_c to update from an external copy */ |
478 | /* the following is ecb.h embedded into libev - use update_ev_c to update from an external copy */ |
470 | /* ECB.H BEGIN */ |
479 | /* ECB.H BEGIN */ |
471 | /* |
480 | /* |
472 | * libecb - http://software.schmorp.de/pkg/libecb |
481 | * libecb - http://software.schmorp.de/pkg/libecb |
473 | * |
482 | * |
474 | * Copyright (©) 2009-2011 Marc Alexander Lehmann <libecb@schmorp.de> |
483 | * Copyright (©) 2009-2012 Marc Alexander Lehmann <libecb@schmorp.de> |
475 | * Copyright (©) 2011 Emanuele Giaquinta |
484 | * Copyright (©) 2011 Emanuele Giaquinta |
476 | * All rights reserved. |
485 | * All rights reserved. |
477 | * |
486 | * |
478 | * Redistribution and use in source and binary forms, with or without modifica- |
487 | * Redistribution and use in source and binary forms, with or without modifica- |
479 | * tion, are permitted provided that the following conditions are met: |
488 | * tion, are permitted provided that the following conditions are met: |
… | |
… | |
524 | * or so. |
533 | * or so. |
525 | * we try to detect these and simply assume they are not gcc - if they have |
534 | * we try to detect these and simply assume they are not gcc - if they have |
526 | * an issue with that they should have done it right in the first place. |
535 | * an issue with that they should have done it right in the first place. |
527 | */ |
536 | */ |
528 | #ifndef ECB_GCC_VERSION |
537 | #ifndef ECB_GCC_VERSION |
529 | #if !defined(__GNUC_MINOR__) || defined(__INTEL_COMPILER) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) || defined(__llvm__) || defined(__clang__) |
538 | #if !defined __GNUC_MINOR__ || defined __INTEL_COMPILER || defined __SUNPRO_C || defined __SUNPRO_CC || defined __llvm__ || defined __clang__ |
530 | #define ECB_GCC_VERSION(major,minor) 0 |
539 | #define ECB_GCC_VERSION(major,minor) 0 |
531 | #else |
540 | #else |
532 | #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))) |
541 | #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))) |
533 | #endif |
542 | #endif |
534 | #endif |
543 | #endif |
… | |
… | |
536 | /*****************************************************************************/ |
545 | /*****************************************************************************/ |
537 | |
546 | |
538 | /* ECB_NO_THREADS - ecb is not used by multiple threads, ever */ |
547 | /* ECB_NO_THREADS - ecb is not used by multiple threads, ever */ |
539 | /* ECB_NO_SMP - ecb might be used in multiple threads, but only on a single cpu */ |
548 | /* ECB_NO_SMP - ecb might be used in multiple threads, but only on a single cpu */ |
540 | |
549 | |
|
|
550 | #if ECB_NO_THREADS |
|
|
551 | # define ECB_NO_SMP 1 |
|
|
552 | #endif |
|
|
553 | |
541 | #if ECB_NO_THREADS || ECB_NO_SMP |
554 | #if ECB_NO_THREADS || ECB_NO_SMP |
542 | #define ECB_MEMORY_FENCE do { } while (0) |
555 | #define ECB_MEMORY_FENCE do { } while (0) |
543 | #define ECB_MEMORY_FENCE_ACQUIRE do { } while (0) |
|
|
544 | #define ECB_MEMORY_FENCE_RELEASE do { } while (0) |
|
|
545 | #endif |
556 | #endif |
546 | |
557 | |
547 | #ifndef ECB_MEMORY_FENCE |
558 | #ifndef ECB_MEMORY_FENCE |
548 | #if ECB_GCC_VERSION(2,5) |
559 | #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
549 | #if __x86 |
560 | #if __i386 || __i386__ |
550 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") |
561 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") |
551 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */ |
562 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */ |
552 | #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */ |
563 | #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */ |
553 | #elif __amd64 |
564 | #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ |
554 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") |
565 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") |
555 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") |
566 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") |
556 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */ |
567 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */ |
557 | #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ |
568 | #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ |
558 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
569 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
559 | #elif defined(__ARM_ARCH_6__ ) || defined(__ARM_ARCH_6J__ ) \ |
570 | #elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \ |
560 | || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) \ |
571 | || 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") |
561 | || defined(__ARM_ARCH_7__ ) || defined(__ARM_ARCH_7A__ ) \ |
573 | #elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \ |
562 | || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7R__ ) |
574 | || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__ |
563 | #define ECB_MEMORY_FENCE \ |
575 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") |
564 | do { \ |
576 | #elif __sparc || __sparc__ |
565 | int null = 0; \ |
577 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory") |
566 | __asm__ __volatile__ ("mcr p15,0,%0,c6,c10,5", : "=&r" (null) : : "memory"); \ |
578 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
567 | while (0) |
579 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
|
|
580 | #elif defined __s390__ || defined __s390x__ |
|
|
581 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") |
|
|
582 | #elif defined __mips__ |
|
|
583 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
|
|
584 | #elif defined __alpha__ |
|
|
585 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") |
568 | #endif |
586 | #endif |
569 | #endif |
587 | #endif |
570 | #endif |
588 | #endif |
571 | |
589 | |
572 | #ifndef ECB_MEMORY_FENCE |
590 | #ifndef ECB_MEMORY_FENCE |
573 | #if ECB_GCC_VERSION(4,4) || defined(__INTEL_COMPILER) |
591 | #if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__ |
574 | #define ECB_MEMORY_FENCE __sync_synchronize () |
592 | #define ECB_MEMORY_FENCE __sync_synchronize () |
575 | /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */ |
593 | /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */ |
576 | /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */ |
594 | /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */ |
577 | #elif _MSC_VER >= 1400 /* VC++ 2005 */ |
595 | #elif _MSC_VER >= 1400 /* VC++ 2005 */ |
578 | #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) |
596 | #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) |
579 | #define ECB_MEMORY_FENCE _ReadWriteBarrier () |
597 | #define ECB_MEMORY_FENCE _ReadWriteBarrier () |
580 | #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ |
598 | #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ |
581 | #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () |
599 | #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () |
582 | #elif defined(_WIN32) |
600 | #elif defined _WIN32 |
583 | #include <WinNT.h> |
601 | #include <WinNT.h> |
584 | #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ |
602 | #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ |
|
|
603 | #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
|
|
604 | #include <mbarrier.h> |
|
|
605 | #define ECB_MEMORY_FENCE __machine_rw_barrier () |
|
|
606 | #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier () |
|
|
607 | #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier () |
|
|
608 | #elif __xlC__ |
|
|
609 | #define ECB_MEMORY_FENCE __sync () |
585 | #endif |
610 | #endif |
586 | #endif |
611 | #endif |
587 | |
612 | |
588 | #ifndef ECB_MEMORY_FENCE |
613 | #ifndef ECB_MEMORY_FENCE |
589 | #if !ECB_AVOID_PTHREADS |
614 | #if !ECB_AVOID_PTHREADS |
… | |
… | |
601 | static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; |
626 | static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; |
602 | #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0) |
627 | #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0) |
603 | #endif |
628 | #endif |
604 | #endif |
629 | #endif |
605 | |
630 | |
606 | #if !defined(ECB_MEMORY_FENCE_ACQUIRE) && defined(ECB_MEMORY_FENCE) |
631 | #if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE |
607 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
632 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
608 | #endif |
633 | #endif |
609 | |
634 | |
610 | #if !defined(ECB_MEMORY_FENCE_RELEASE) && defined(ECB_MEMORY_FENCE) |
635 | #if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE |
611 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
636 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
612 | #endif |
637 | #endif |
613 | |
638 | |
614 | /*****************************************************************************/ |
639 | /*****************************************************************************/ |
615 | |
640 | |
… | |
… | |
764 | |
789 | |
765 | return r + ecb_ld32 (x); |
790 | return r + ecb_ld32 (x); |
766 | } |
791 | } |
767 | #endif |
792 | #endif |
768 | |
793 | |
|
|
794 | ecb_function_ uint8_t ecb_bitrev8 (uint8_t x) ecb_const; |
|
|
795 | ecb_function_ uint8_t ecb_bitrev8 (uint8_t x) |
|
|
796 | { |
|
|
797 | return ( (x * 0x0802U & 0x22110U) |
|
|
798 | | (x * 0x8020U & 0x88440U)) * 0x10101U >> 16; |
|
|
799 | } |
|
|
800 | |
|
|
801 | ecb_function_ uint16_t ecb_bitrev16 (uint16_t x) ecb_const; |
|
|
802 | ecb_function_ uint16_t ecb_bitrev16 (uint16_t x) |
|
|
803 | { |
|
|
804 | x = ((x >> 1) & 0x5555) | ((x & 0x5555) << 1); |
|
|
805 | x = ((x >> 2) & 0x3333) | ((x & 0x3333) << 2); |
|
|
806 | x = ((x >> 4) & 0x0f0f) | ((x & 0x0f0f) << 4); |
|
|
807 | x = ( x >> 8 ) | ( x << 8); |
|
|
808 | |
|
|
809 | return x; |
|
|
810 | } |
|
|
811 | |
|
|
812 | ecb_function_ uint32_t ecb_bitrev32 (uint32_t x) ecb_const; |
|
|
813 | ecb_function_ uint32_t ecb_bitrev32 (uint32_t x) |
|
|
814 | { |
|
|
815 | x = ((x >> 1) & 0x55555555) | ((x & 0x55555555) << 1); |
|
|
816 | x = ((x >> 2) & 0x33333333) | ((x & 0x33333333) << 2); |
|
|
817 | x = ((x >> 4) & 0x0f0f0f0f) | ((x & 0x0f0f0f0f) << 4); |
|
|
818 | x = ((x >> 8) & 0x00ff00ff) | ((x & 0x00ff00ff) << 8); |
|
|
819 | x = ( x >> 16 ) | ( x << 16); |
|
|
820 | |
|
|
821 | return x; |
|
|
822 | } |
|
|
823 | |
769 | /* popcount64 is only available on 64 bit cpus as gcc builtin */ |
824 | /* popcount64 is only available on 64 bit cpus as gcc builtin */ |
770 | /* so for this version we are lazy */ |
825 | /* so for this version we are lazy */ |
771 | ecb_function_ int ecb_popcount64 (uint64_t x) ecb_const; |
826 | ecb_function_ int ecb_popcount64 (uint64_t x) ecb_const; |
772 | ecb_function_ int |
827 | ecb_function_ int |
773 | ecb_popcount64 (uint64_t x) |
828 | ecb_popcount64 (uint64_t x) |
… | |
… | |
822 | |
877 | |
823 | #if ECB_GCC_VERSION(4,5) |
878 | #if ECB_GCC_VERSION(4,5) |
824 | #define ecb_unreachable() __builtin_unreachable () |
879 | #define ecb_unreachable() __builtin_unreachable () |
825 | #else |
880 | #else |
826 | /* this seems to work fine, but gcc always emits a warning for it :/ */ |
881 | /* this seems to work fine, but gcc always emits a warning for it :/ */ |
827 | ecb_function_ void ecb_unreachable (void) ecb_noreturn; |
882 | ecb_inline void ecb_unreachable (void) ecb_noreturn; |
828 | ecb_function_ void ecb_unreachable (void) { } |
883 | ecb_inline void ecb_unreachable (void) { } |
829 | #endif |
884 | #endif |
830 | |
885 | |
831 | /* try to tell the compiler that some condition is definitely true */ |
886 | /* try to tell the compiler that some condition is definitely true */ |
832 | #define ecb_assume(cond) do { if (!(cond)) ecb_unreachable (); } while (0) |
887 | #define ecb_assume(cond) do { if (!(cond)) ecb_unreachable (); } while (0) |
833 | |
888 | |
834 | ecb_function_ unsigned char ecb_byteorder_helper (void) ecb_const; |
889 | ecb_inline unsigned char ecb_byteorder_helper (void) ecb_const; |
835 | ecb_function_ unsigned char |
890 | ecb_inline unsigned char |
836 | ecb_byteorder_helper (void) |
891 | ecb_byteorder_helper (void) |
837 | { |
892 | { |
838 | const uint32_t u = 0x11223344; |
893 | const uint32_t u = 0x11223344; |
839 | return *(unsigned char *)&u; |
894 | return *(unsigned char *)&u; |
840 | } |
895 | } |
841 | |
896 | |
842 | ecb_function_ ecb_bool ecb_big_endian (void) ecb_const; |
897 | ecb_inline ecb_bool ecb_big_endian (void) ecb_const; |
843 | ecb_function_ ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11; } |
898 | ecb_inline ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11; } |
844 | ecb_function_ ecb_bool ecb_little_endian (void) ecb_const; |
899 | ecb_inline ecb_bool ecb_little_endian (void) ecb_const; |
845 | ecb_function_ ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == 0x44; } |
900 | ecb_inline ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == 0x44; } |
846 | |
901 | |
847 | #if ECB_GCC_VERSION(3,0) || ECB_C99 |
902 | #if ECB_GCC_VERSION(3,0) || ECB_C99 |
848 | #define ecb_mod(m,n) ((m) % (n) + ((m) % (n) < 0 ? (n) : 0)) |
903 | #define ecb_mod(m,n) ((m) % (n) + ((m) % (n) < 0 ? (n) : 0)) |
849 | #else |
904 | #else |
850 | #define ecb_mod(m,n) ((m) < 0 ? ((n) - 1 - ((-1 - (m)) % (n))) : ((m) % (n))) |
905 | #define ecb_mod(m,n) ((m) < 0 ? ((n) - 1 - ((-1 - (m)) % (n))) : ((m) % (n))) |
|
|
906 | #endif |
|
|
907 | |
|
|
908 | #if __cplusplus |
|
|
909 | template<typename T> |
|
|
910 | static inline T ecb_div_rd (T val, T div) |
|
|
911 | { |
|
|
912 | return val < 0 ? - ((-val + div - 1) / div) : (val ) / div; |
|
|
913 | } |
|
|
914 | template<typename T> |
|
|
915 | static inline T ecb_div_ru (T val, T div) |
|
|
916 | { |
|
|
917 | return val < 0 ? - ((-val ) / div) : (val + div - 1) / div; |
|
|
918 | } |
|
|
919 | #else |
|
|
920 | #define ecb_div_rd(val,div) ((val) < 0 ? - ((-(val) + (div) - 1) / (div)) : ((val) ) / (div)) |
|
|
921 | #define ecb_div_ru(val,div) ((val) < 0 ? - ((-(val) ) / (div)) : ((val) + (div) - 1) / (div)) |
851 | #endif |
922 | #endif |
852 | |
923 | |
853 | #if ecb_cplusplus_does_not_suck |
924 | #if ecb_cplusplus_does_not_suck |
854 | /* does not work for local types (http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2657.htm) */ |
925 | /* does not work for local types (http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2657.htm) */ |
855 | template<typename T, int N> |
926 | template<typename T, int N> |
… | |
… | |
864 | #endif |
935 | #endif |
865 | |
936 | |
866 | /* ECB.H END */ |
937 | /* ECB.H END */ |
867 | |
938 | |
868 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
939 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
|
|
940 | /* if your architecture doesn't need memory fences, e.g. because it is |
|
|
941 | * single-cpu/core, or if you use libev in a project that doesn't use libev |
|
|
942 | * from multiple threads, then you can define ECB_AVOID_PTHREADS when compiling |
|
|
943 | * libev, in which cases the memory fences become nops. |
|
|
944 | * alternatively, you can remove this #error and link against libpthread, |
|
|
945 | * which will then provide the memory fences. |
|
|
946 | */ |
|
|
947 | # error "memory fences not defined for your architecture, please report" |
|
|
948 | #endif |
|
|
949 | |
869 | # undef ECB_MEMORY_FENCE |
950 | #ifndef ECB_MEMORY_FENCE |
870 | # undef ECB_MEMORY_FENCE_ACQUIRE |
951 | # define ECB_MEMORY_FENCE do { } while (0) |
871 | # undef ECB_MEMORY_FENCE_RELEASE |
952 | # define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
|
|
953 | # define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
872 | #endif |
954 | #endif |
873 | |
955 | |
874 | #define expect_false(cond) ecb_expect_false (cond) |
956 | #define expect_false(cond) ecb_expect_false (cond) |
875 | #define expect_true(cond) ecb_expect_true (cond) |
957 | #define expect_true(cond) ecb_expect_true (cond) |
876 | #define noinline ecb_noinline |
958 | #define noinline ecb_noinline |
… | |
… | |
1023 | { |
1105 | { |
1024 | write (STDERR_FILENO, msg, strlen (msg)); |
1106 | write (STDERR_FILENO, msg, strlen (msg)); |
1025 | } |
1107 | } |
1026 | #endif |
1108 | #endif |
1027 | |
1109 | |
1028 | static void (*syserr_cb)(const char *msg); |
1110 | static void (*syserr_cb)(const char *msg) EV_THROW; |
1029 | |
1111 | |
1030 | void ecb_cold |
1112 | void ecb_cold |
1031 | ev_set_syserr_cb (void (*cb)(const char *msg)) |
1113 | ev_set_syserr_cb (void (*cb)(const char *msg)) EV_THROW |
1032 | { |
1114 | { |
1033 | syserr_cb = cb; |
1115 | syserr_cb = cb; |
1034 | } |
1116 | } |
1035 | |
1117 | |
1036 | static void noinline ecb_cold |
1118 | static void noinline ecb_cold |
… | |
… | |
1072 | free (ptr); |
1154 | free (ptr); |
1073 | return 0; |
1155 | return 0; |
1074 | #endif |
1156 | #endif |
1075 | } |
1157 | } |
1076 | |
1158 | |
1077 | static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; |
1159 | static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul; |
1078 | |
1160 | |
1079 | void ecb_cold |
1161 | void ecb_cold |
1080 | ev_set_allocator (void *(*cb)(void *ptr, long size)) |
1162 | ev_set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW |
1081 | { |
1163 | { |
1082 | alloc = cb; |
1164 | alloc = cb; |
1083 | } |
1165 | } |
1084 | |
1166 | |
1085 | inline_speed void * |
1167 | inline_speed void * |
… | |
… | |
1173 | #undef VAR |
1255 | #undef VAR |
1174 | }; |
1256 | }; |
1175 | #include "ev_wrap.h" |
1257 | #include "ev_wrap.h" |
1176 | |
1258 | |
1177 | static struct ev_loop default_loop_struct; |
1259 | static struct ev_loop default_loop_struct; |
1178 | struct ev_loop *ev_default_loop_ptr; |
1260 | EV_API_DECL struct ev_loop *ev_default_loop_ptr = 0; /* needs to be initialised to make it a definition despite extern */ |
1179 | |
1261 | |
1180 | #else |
1262 | #else |
1181 | |
1263 | |
1182 | ev_tstamp ev_rt_now; |
1264 | EV_API_DECL ev_tstamp ev_rt_now = 0; /* needs to be initialised to make it a definition despite extern */ |
1183 | #define VAR(name,decl) static decl; |
1265 | #define VAR(name,decl) static decl; |
1184 | #include "ev_vars.h" |
1266 | #include "ev_vars.h" |
1185 | #undef VAR |
1267 | #undef VAR |
1186 | |
1268 | |
1187 | static int ev_default_loop_ptr; |
1269 | static int ev_default_loop_ptr; |
… | |
… | |
1202 | |
1284 | |
1203 | /*****************************************************************************/ |
1285 | /*****************************************************************************/ |
1204 | |
1286 | |
1205 | #ifndef EV_HAVE_EV_TIME |
1287 | #ifndef EV_HAVE_EV_TIME |
1206 | ev_tstamp |
1288 | ev_tstamp |
1207 | ev_time (void) |
1289 | ev_time (void) EV_THROW |
1208 | { |
1290 | { |
1209 | #if EV_USE_REALTIME |
1291 | #if EV_USE_REALTIME |
1210 | if (expect_true (have_realtime)) |
1292 | if (expect_true (have_realtime)) |
1211 | { |
1293 | { |
1212 | struct timespec ts; |
1294 | struct timespec ts; |
… | |
… | |
1236 | return ev_time (); |
1318 | return ev_time (); |
1237 | } |
1319 | } |
1238 | |
1320 | |
1239 | #if EV_MULTIPLICITY |
1321 | #if EV_MULTIPLICITY |
1240 | ev_tstamp |
1322 | ev_tstamp |
1241 | ev_now (EV_P) |
1323 | ev_now (EV_P) EV_THROW |
1242 | { |
1324 | { |
1243 | return ev_rt_now; |
1325 | return ev_rt_now; |
1244 | } |
1326 | } |
1245 | #endif |
1327 | #endif |
1246 | |
1328 | |
1247 | void |
1329 | void |
1248 | ev_sleep (ev_tstamp delay) |
1330 | ev_sleep (ev_tstamp delay) EV_THROW |
1249 | { |
1331 | { |
1250 | if (delay > 0.) |
1332 | if (delay > 0.) |
1251 | { |
1333 | { |
1252 | #if EV_USE_NANOSLEEP |
1334 | #if EV_USE_NANOSLEEP |
1253 | struct timespec ts; |
1335 | struct timespec ts; |
1254 | |
1336 | |
1255 | EV_TS_SET (ts, delay); |
1337 | EV_TS_SET (ts, delay); |
1256 | nanosleep (&ts, 0); |
1338 | nanosleep (&ts, 0); |
1257 | #elif defined(_WIN32) |
1339 | #elif defined _WIN32 |
1258 | Sleep ((unsigned long)(delay * 1e3)); |
1340 | Sleep ((unsigned long)(delay * 1e3)); |
1259 | #else |
1341 | #else |
1260 | struct timeval tv; |
1342 | struct timeval tv; |
1261 | |
1343 | |
1262 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
1344 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
… | |
… | |
1281 | |
1363 | |
1282 | do |
1364 | do |
1283 | ncur <<= 1; |
1365 | ncur <<= 1; |
1284 | while (cnt > ncur); |
1366 | while (cnt > ncur); |
1285 | |
1367 | |
1286 | /* if size is large, round to MALLOC_ROUND - 4 * longs to accomodate malloc overhead */ |
1368 | /* if size is large, round to MALLOC_ROUND - 4 * longs to accommodate malloc overhead */ |
1287 | if (elem * ncur > MALLOC_ROUND - sizeof (void *) * 4) |
1369 | if (elem * ncur > MALLOC_ROUND - sizeof (void *) * 4) |
1288 | { |
1370 | { |
1289 | ncur *= elem; |
1371 | ncur *= elem; |
1290 | ncur = (ncur + elem + (MALLOC_ROUND - 1) + sizeof (void *) * 4) & ~(MALLOC_ROUND - 1); |
1372 | ncur = (ncur + elem + (MALLOC_ROUND - 1) + sizeof (void *) * 4) & ~(MALLOC_ROUND - 1); |
1291 | ncur = ncur - sizeof (void *) * 4; |
1373 | ncur = ncur - sizeof (void *) * 4; |
… | |
… | |
1334 | pendingcb (EV_P_ ev_prepare *w, int revents) |
1416 | pendingcb (EV_P_ ev_prepare *w, int revents) |
1335 | { |
1417 | { |
1336 | } |
1418 | } |
1337 | |
1419 | |
1338 | void noinline |
1420 | void noinline |
1339 | ev_feed_event (EV_P_ void *w, int revents) |
1421 | ev_feed_event (EV_P_ void *w, int revents) EV_THROW |
1340 | { |
1422 | { |
1341 | W w_ = (W)w; |
1423 | W w_ = (W)w; |
1342 | int pri = ABSPRI (w_); |
1424 | int pri = ABSPRI (w_); |
1343 | |
1425 | |
1344 | if (expect_false (w_->pending)) |
1426 | if (expect_false (w_->pending)) |
… | |
… | |
1403 | if (expect_true (!anfd->reify)) |
1485 | if (expect_true (!anfd->reify)) |
1404 | fd_event_nocheck (EV_A_ fd, revents); |
1486 | fd_event_nocheck (EV_A_ fd, revents); |
1405 | } |
1487 | } |
1406 | |
1488 | |
1407 | void |
1489 | void |
1408 | ev_feed_fd_event (EV_P_ int fd, int revents) |
1490 | ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW |
1409 | { |
1491 | { |
1410 | if (fd >= 0 && fd < anfdmax) |
1492 | if (fd >= 0 && fd < anfdmax) |
1411 | fd_event_nocheck (EV_A_ fd, revents); |
1493 | fd_event_nocheck (EV_A_ fd, revents); |
1412 | } |
1494 | } |
1413 | |
1495 | |
… | |
… | |
1762 | } |
1844 | } |
1763 | |
1845 | |
1764 | inline_speed void |
1846 | inline_speed void |
1765 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
1847 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
1766 | { |
1848 | { |
|
|
1849 | ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */ |
|
|
1850 | |
1767 | if (expect_true (*flag)) |
1851 | if (expect_true (*flag)) |
1768 | return; |
1852 | return; |
1769 | |
1853 | |
1770 | *flag = 1; |
1854 | *flag = 1; |
1771 | |
1855 | |
… | |
… | |
1795 | /* win32 people keep sending patches that change this write() to send() */ |
1879 | /* win32 people keep sending patches that change this write() to send() */ |
1796 | /* and then run away. but send() is wrong, it wants a socket handle on win32 */ |
1880 | /* and then run away. but send() is wrong, it wants a socket handle on win32 */ |
1797 | /* so when you think this write should be a send instead, please find out */ |
1881 | /* so when you think this write should be a send instead, please find out */ |
1798 | /* where your send() is from - it's definitely not the microsoft send, and */ |
1882 | /* where your send() is from - it's definitely not the microsoft send, and */ |
1799 | /* tell me. thank you. */ |
1883 | /* tell me. thank you. */ |
|
|
1884 | /* it might be that your problem is that your environment needs EV_USE_WSASOCKET */ |
|
|
1885 | /* check the ev documentation on how to use this flag */ |
1800 | write (evpipe [1], &(evpipe [1]), 1); |
1886 | write (evpipe [1], &(evpipe [1]), 1); |
1801 | } |
1887 | } |
1802 | |
1888 | |
1803 | errno = old_errno; |
1889 | errno = old_errno; |
1804 | } |
1890 | } |
… | |
… | |
1828 | } |
1914 | } |
1829 | } |
1915 | } |
1830 | |
1916 | |
1831 | pipe_write_skipped = 0; |
1917 | pipe_write_skipped = 0; |
1832 | |
1918 | |
|
|
1919 | ECB_MEMORY_FENCE; /* push out skipped, acquire flags */ |
|
|
1920 | |
1833 | #if EV_SIGNAL_ENABLE |
1921 | #if EV_SIGNAL_ENABLE |
1834 | if (sig_pending) |
1922 | if (sig_pending) |
1835 | { |
1923 | { |
1836 | sig_pending = 0; |
1924 | sig_pending = 0; |
|
|
1925 | |
|
|
1926 | ECB_MEMORY_FENCE_RELEASE; |
1837 | |
1927 | |
1838 | for (i = EV_NSIG - 1; i--; ) |
1928 | for (i = EV_NSIG - 1; i--; ) |
1839 | if (expect_false (signals [i].pending)) |
1929 | if (expect_false (signals [i].pending)) |
1840 | ev_feed_signal_event (EV_A_ i + 1); |
1930 | ev_feed_signal_event (EV_A_ i + 1); |
1841 | } |
1931 | } |
… | |
… | |
1843 | |
1933 | |
1844 | #if EV_ASYNC_ENABLE |
1934 | #if EV_ASYNC_ENABLE |
1845 | if (async_pending) |
1935 | if (async_pending) |
1846 | { |
1936 | { |
1847 | async_pending = 0; |
1937 | async_pending = 0; |
|
|
1938 | |
|
|
1939 | ECB_MEMORY_FENCE_RELEASE; |
1848 | |
1940 | |
1849 | for (i = asynccnt; i--; ) |
1941 | for (i = asynccnt; i--; ) |
1850 | if (asyncs [i]->sent) |
1942 | if (asyncs [i]->sent) |
1851 | { |
1943 | { |
1852 | asyncs [i]->sent = 0; |
1944 | asyncs [i]->sent = 0; |
… | |
… | |
1857 | } |
1949 | } |
1858 | |
1950 | |
1859 | /*****************************************************************************/ |
1951 | /*****************************************************************************/ |
1860 | |
1952 | |
1861 | void |
1953 | void |
1862 | ev_feed_signal (int signum) |
1954 | ev_feed_signal (int signum) EV_THROW |
1863 | { |
1955 | { |
1864 | #if EV_MULTIPLICITY |
1956 | #if EV_MULTIPLICITY |
1865 | EV_P = signals [signum - 1].loop; |
1957 | EV_P = signals [signum - 1].loop; |
1866 | |
1958 | |
1867 | if (!EV_A) |
1959 | if (!EV_A) |
… | |
… | |
1884 | |
1976 | |
1885 | ev_feed_signal (signum); |
1977 | ev_feed_signal (signum); |
1886 | } |
1978 | } |
1887 | |
1979 | |
1888 | void noinline |
1980 | void noinline |
1889 | ev_feed_signal_event (EV_P_ int signum) |
1981 | ev_feed_signal_event (EV_P_ int signum) EV_THROW |
1890 | { |
1982 | { |
1891 | WL w; |
1983 | WL w; |
1892 | |
1984 | |
1893 | if (expect_false (signum <= 0 || signum > EV_NSIG)) |
1985 | if (expect_false (signum <= 0 || signum > EV_NSIG)) |
1894 | return; |
1986 | return; |
… | |
… | |
2010 | #if EV_USE_SELECT |
2102 | #if EV_USE_SELECT |
2011 | # include "ev_select.c" |
2103 | # include "ev_select.c" |
2012 | #endif |
2104 | #endif |
2013 | |
2105 | |
2014 | int ecb_cold |
2106 | int ecb_cold |
2015 | ev_version_major (void) |
2107 | ev_version_major (void) EV_THROW |
2016 | { |
2108 | { |
2017 | return EV_VERSION_MAJOR; |
2109 | return EV_VERSION_MAJOR; |
2018 | } |
2110 | } |
2019 | |
2111 | |
2020 | int ecb_cold |
2112 | int ecb_cold |
2021 | ev_version_minor (void) |
2113 | ev_version_minor (void) EV_THROW |
2022 | { |
2114 | { |
2023 | return EV_VERSION_MINOR; |
2115 | return EV_VERSION_MINOR; |
2024 | } |
2116 | } |
2025 | |
2117 | |
2026 | /* return true if we are running with elevated privileges and should ignore env variables */ |
2118 | /* return true if we are running with elevated privileges and should ignore env variables */ |
… | |
… | |
2034 | || getgid () != getegid (); |
2126 | || getgid () != getegid (); |
2035 | #endif |
2127 | #endif |
2036 | } |
2128 | } |
2037 | |
2129 | |
2038 | unsigned int ecb_cold |
2130 | unsigned int ecb_cold |
2039 | ev_supported_backends (void) |
2131 | ev_supported_backends (void) EV_THROW |
2040 | { |
2132 | { |
2041 | unsigned int flags = 0; |
2133 | unsigned int flags = 0; |
2042 | |
2134 | |
2043 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
2135 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
2044 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
2136 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
… | |
… | |
2048 | |
2140 | |
2049 | return flags; |
2141 | return flags; |
2050 | } |
2142 | } |
2051 | |
2143 | |
2052 | unsigned int ecb_cold |
2144 | unsigned int ecb_cold |
2053 | ev_recommended_backends (void) |
2145 | ev_recommended_backends (void) EV_THROW |
2054 | { |
2146 | { |
2055 | unsigned int flags = ev_supported_backends (); |
2147 | unsigned int flags = ev_supported_backends (); |
2056 | |
2148 | |
2057 | #ifndef __NetBSD__ |
2149 | #ifndef __NetBSD__ |
2058 | /* kqueue is borked on everything but netbsd apparently */ |
2150 | /* kqueue is borked on everything but netbsd apparently */ |
… | |
… | |
2070 | |
2162 | |
2071 | return flags; |
2163 | return flags; |
2072 | } |
2164 | } |
2073 | |
2165 | |
2074 | unsigned int ecb_cold |
2166 | unsigned int ecb_cold |
2075 | ev_embeddable_backends (void) |
2167 | ev_embeddable_backends (void) EV_THROW |
2076 | { |
2168 | { |
2077 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
2169 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
2078 | |
2170 | |
2079 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
2171 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
2080 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
2172 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
… | |
… | |
2082 | |
2174 | |
2083 | return flags; |
2175 | return flags; |
2084 | } |
2176 | } |
2085 | |
2177 | |
2086 | unsigned int |
2178 | unsigned int |
2087 | ev_backend (EV_P) |
2179 | ev_backend (EV_P) EV_THROW |
2088 | { |
2180 | { |
2089 | return backend; |
2181 | return backend; |
2090 | } |
2182 | } |
2091 | |
2183 | |
2092 | #if EV_FEATURE_API |
2184 | #if EV_FEATURE_API |
2093 | unsigned int |
2185 | unsigned int |
2094 | ev_iteration (EV_P) |
2186 | ev_iteration (EV_P) EV_THROW |
2095 | { |
2187 | { |
2096 | return loop_count; |
2188 | return loop_count; |
2097 | } |
2189 | } |
2098 | |
2190 | |
2099 | unsigned int |
2191 | unsigned int |
2100 | ev_depth (EV_P) |
2192 | ev_depth (EV_P) EV_THROW |
2101 | { |
2193 | { |
2102 | return loop_depth; |
2194 | return loop_depth; |
2103 | } |
2195 | } |
2104 | |
2196 | |
2105 | void |
2197 | void |
2106 | ev_set_io_collect_interval (EV_P_ ev_tstamp interval) |
2198 | ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW |
2107 | { |
2199 | { |
2108 | io_blocktime = interval; |
2200 | io_blocktime = interval; |
2109 | } |
2201 | } |
2110 | |
2202 | |
2111 | void |
2203 | void |
2112 | ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) |
2204 | ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW |
2113 | { |
2205 | { |
2114 | timeout_blocktime = interval; |
2206 | timeout_blocktime = interval; |
2115 | } |
2207 | } |
2116 | |
2208 | |
2117 | void |
2209 | void |
2118 | ev_set_userdata (EV_P_ void *data) |
2210 | ev_set_userdata (EV_P_ void *data) EV_THROW |
2119 | { |
2211 | { |
2120 | userdata = data; |
2212 | userdata = data; |
2121 | } |
2213 | } |
2122 | |
2214 | |
2123 | void * |
2215 | void * |
2124 | ev_userdata (EV_P) |
2216 | ev_userdata (EV_P) EV_THROW |
2125 | { |
2217 | { |
2126 | return userdata; |
2218 | return userdata; |
2127 | } |
2219 | } |
2128 | |
2220 | |
2129 | void |
2221 | void |
2130 | ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) |
2222 | ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) EV_THROW |
2131 | { |
2223 | { |
2132 | invoke_cb = invoke_pending_cb; |
2224 | invoke_cb = invoke_pending_cb; |
2133 | } |
2225 | } |
2134 | |
2226 | |
2135 | void |
2227 | void |
2136 | ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)) |
2228 | ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW |
2137 | { |
2229 | { |
2138 | release_cb = release; |
2230 | release_cb = release; |
2139 | acquire_cb = acquire; |
2231 | acquire_cb = acquire; |
2140 | } |
2232 | } |
2141 | #endif |
2233 | #endif |
2142 | |
2234 | |
2143 | /* initialise a loop structure, must be zero-initialised */ |
2235 | /* initialise a loop structure, must be zero-initialised */ |
2144 | static void noinline ecb_cold |
2236 | static void noinline ecb_cold |
2145 | loop_init (EV_P_ unsigned int flags) |
2237 | loop_init (EV_P_ unsigned int flags) EV_THROW |
2146 | { |
2238 | { |
2147 | if (!backend) |
2239 | if (!backend) |
2148 | { |
2240 | { |
2149 | origflags = flags; |
2241 | origflags = flags; |
2150 | |
2242 | |
… | |
… | |
2403 | } |
2495 | } |
2404 | |
2496 | |
2405 | #if EV_MULTIPLICITY |
2497 | #if EV_MULTIPLICITY |
2406 | |
2498 | |
2407 | struct ev_loop * ecb_cold |
2499 | struct ev_loop * ecb_cold |
2408 | ev_loop_new (unsigned int flags) |
2500 | ev_loop_new (unsigned int flags) EV_THROW |
2409 | { |
2501 | { |
2410 | EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
2502 | EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
2411 | |
2503 | |
2412 | memset (EV_A, 0, sizeof (struct ev_loop)); |
2504 | memset (EV_A, 0, sizeof (struct ev_loop)); |
2413 | loop_init (EV_A_ flags); |
2505 | loop_init (EV_A_ flags); |
… | |
… | |
2457 | } |
2549 | } |
2458 | #endif |
2550 | #endif |
2459 | |
2551 | |
2460 | #if EV_FEATURE_API |
2552 | #if EV_FEATURE_API |
2461 | void ecb_cold |
2553 | void ecb_cold |
2462 | ev_verify (EV_P) |
2554 | ev_verify (EV_P) EV_THROW |
2463 | { |
2555 | { |
2464 | #if EV_VERIFY |
2556 | #if EV_VERIFY |
2465 | int i; |
2557 | int i; |
2466 | WL w; |
2558 | WL w; |
2467 | |
2559 | |
… | |
… | |
2536 | #if EV_MULTIPLICITY |
2628 | #if EV_MULTIPLICITY |
2537 | struct ev_loop * ecb_cold |
2629 | struct ev_loop * ecb_cold |
2538 | #else |
2630 | #else |
2539 | int |
2631 | int |
2540 | #endif |
2632 | #endif |
2541 | ev_default_loop (unsigned int flags) |
2633 | ev_default_loop (unsigned int flags) EV_THROW |
2542 | { |
2634 | { |
2543 | if (!ev_default_loop_ptr) |
2635 | if (!ev_default_loop_ptr) |
2544 | { |
2636 | { |
2545 | #if EV_MULTIPLICITY |
2637 | #if EV_MULTIPLICITY |
2546 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
2638 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
… | |
… | |
2565 | |
2657 | |
2566 | return ev_default_loop_ptr; |
2658 | return ev_default_loop_ptr; |
2567 | } |
2659 | } |
2568 | |
2660 | |
2569 | void |
2661 | void |
2570 | ev_loop_fork (EV_P) |
2662 | ev_loop_fork (EV_P) EV_THROW |
2571 | { |
2663 | { |
2572 | postfork = 1; /* must be in line with ev_default_fork */ |
2664 | postfork = 1; /* must be in line with ev_default_fork */ |
2573 | } |
2665 | } |
2574 | |
2666 | |
2575 | /*****************************************************************************/ |
2667 | /*****************************************************************************/ |
… | |
… | |
2579 | { |
2671 | { |
2580 | EV_CB_INVOKE ((W)w, revents); |
2672 | EV_CB_INVOKE ((W)w, revents); |
2581 | } |
2673 | } |
2582 | |
2674 | |
2583 | unsigned int |
2675 | unsigned int |
2584 | ev_pending_count (EV_P) |
2676 | ev_pending_count (EV_P) EV_THROW |
2585 | { |
2677 | { |
2586 | int pri; |
2678 | int pri; |
2587 | unsigned int count = 0; |
2679 | unsigned int count = 0; |
2588 | |
2680 | |
2589 | for (pri = NUMPRI; pri--; ) |
2681 | for (pri = NUMPRI; pri--; ) |
… | |
… | |
2848 | |
2940 | |
2849 | mn_now = ev_rt_now; |
2941 | mn_now = ev_rt_now; |
2850 | } |
2942 | } |
2851 | } |
2943 | } |
2852 | |
2944 | |
2853 | void |
2945 | int |
2854 | ev_run (EV_P_ int flags) |
2946 | ev_run (EV_P_ int flags) |
2855 | { |
2947 | { |
2856 | #if EV_FEATURE_API |
2948 | #if EV_FEATURE_API |
2857 | ++loop_depth; |
2949 | ++loop_depth; |
2858 | #endif |
2950 | #endif |
… | |
… | |
2971 | #endif |
3063 | #endif |
2972 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
3064 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
2973 | backend_poll (EV_A_ waittime); |
3065 | backend_poll (EV_A_ waittime); |
2974 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
3066 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
2975 | |
3067 | |
2976 | pipe_write_wanted = 0; /* just an optimsiation, no fence needed */ |
3068 | pipe_write_wanted = 0; /* just an optimisation, no fence needed */ |
2977 | |
3069 | |
2978 | if (pipe_write_skipped) |
3070 | if (pipe_write_skipped) |
2979 | { |
3071 | { |
2980 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3072 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
2981 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3073 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
… | |
… | |
3015 | loop_done = EVBREAK_CANCEL; |
3107 | loop_done = EVBREAK_CANCEL; |
3016 | |
3108 | |
3017 | #if EV_FEATURE_API |
3109 | #if EV_FEATURE_API |
3018 | --loop_depth; |
3110 | --loop_depth; |
3019 | #endif |
3111 | #endif |
|
|
3112 | |
|
|
3113 | return activecnt; |
3020 | } |
3114 | } |
3021 | |
3115 | |
3022 | void |
3116 | void |
3023 | ev_break (EV_P_ int how) |
3117 | ev_break (EV_P_ int how) EV_THROW |
3024 | { |
3118 | { |
3025 | loop_done = how; |
3119 | loop_done = how; |
3026 | } |
3120 | } |
3027 | |
3121 | |
3028 | void |
3122 | void |
3029 | ev_ref (EV_P) |
3123 | ev_ref (EV_P) EV_THROW |
3030 | { |
3124 | { |
3031 | ++activecnt; |
3125 | ++activecnt; |
3032 | } |
3126 | } |
3033 | |
3127 | |
3034 | void |
3128 | void |
3035 | ev_unref (EV_P) |
3129 | ev_unref (EV_P) EV_THROW |
3036 | { |
3130 | { |
3037 | --activecnt; |
3131 | --activecnt; |
3038 | } |
3132 | } |
3039 | |
3133 | |
3040 | void |
3134 | void |
3041 | ev_now_update (EV_P) |
3135 | ev_now_update (EV_P) EV_THROW |
3042 | { |
3136 | { |
3043 | time_update (EV_A_ 1e100); |
3137 | time_update (EV_A_ 1e100); |
3044 | } |
3138 | } |
3045 | |
3139 | |
3046 | void |
3140 | void |
3047 | ev_suspend (EV_P) |
3141 | ev_suspend (EV_P) EV_THROW |
3048 | { |
3142 | { |
3049 | ev_now_update (EV_A); |
3143 | ev_now_update (EV_A); |
3050 | } |
3144 | } |
3051 | |
3145 | |
3052 | void |
3146 | void |
3053 | ev_resume (EV_P) |
3147 | ev_resume (EV_P) EV_THROW |
3054 | { |
3148 | { |
3055 | ev_tstamp mn_prev = mn_now; |
3149 | ev_tstamp mn_prev = mn_now; |
3056 | |
3150 | |
3057 | ev_now_update (EV_A); |
3151 | ev_now_update (EV_A); |
3058 | timers_reschedule (EV_A_ mn_now - mn_prev); |
3152 | timers_reschedule (EV_A_ mn_now - mn_prev); |
… | |
… | |
3097 | w->pending = 0; |
3191 | w->pending = 0; |
3098 | } |
3192 | } |
3099 | } |
3193 | } |
3100 | |
3194 | |
3101 | int |
3195 | int |
3102 | ev_clear_pending (EV_P_ void *w) |
3196 | ev_clear_pending (EV_P_ void *w) EV_THROW |
3103 | { |
3197 | { |
3104 | W w_ = (W)w; |
3198 | W w_ = (W)w; |
3105 | int pending = w_->pending; |
3199 | int pending = w_->pending; |
3106 | |
3200 | |
3107 | if (expect_true (pending)) |
3201 | if (expect_true (pending)) |
… | |
… | |
3140 | } |
3234 | } |
3141 | |
3235 | |
3142 | /*****************************************************************************/ |
3236 | /*****************************************************************************/ |
3143 | |
3237 | |
3144 | void noinline |
3238 | void noinline |
3145 | ev_io_start (EV_P_ ev_io *w) |
3239 | ev_io_start (EV_P_ ev_io *w) EV_THROW |
3146 | { |
3240 | { |
3147 | int fd = w->fd; |
3241 | int fd = w->fd; |
3148 | |
3242 | |
3149 | if (expect_false (ev_is_active (w))) |
3243 | if (expect_false (ev_is_active (w))) |
3150 | return; |
3244 | return; |
… | |
… | |
3163 | |
3257 | |
3164 | EV_FREQUENT_CHECK; |
3258 | EV_FREQUENT_CHECK; |
3165 | } |
3259 | } |
3166 | |
3260 | |
3167 | void noinline |
3261 | void noinline |
3168 | ev_io_stop (EV_P_ ev_io *w) |
3262 | ev_io_stop (EV_P_ ev_io *w) EV_THROW |
3169 | { |
3263 | { |
3170 | clear_pending (EV_A_ (W)w); |
3264 | clear_pending (EV_A_ (W)w); |
3171 | if (expect_false (!ev_is_active (w))) |
3265 | if (expect_false (!ev_is_active (w))) |
3172 | return; |
3266 | return; |
3173 | |
3267 | |
… | |
… | |
3182 | |
3276 | |
3183 | EV_FREQUENT_CHECK; |
3277 | EV_FREQUENT_CHECK; |
3184 | } |
3278 | } |
3185 | |
3279 | |
3186 | void noinline |
3280 | void noinline |
3187 | ev_timer_start (EV_P_ ev_timer *w) |
3281 | ev_timer_start (EV_P_ ev_timer *w) EV_THROW |
3188 | { |
3282 | { |
3189 | if (expect_false (ev_is_active (w))) |
3283 | if (expect_false (ev_is_active (w))) |
3190 | return; |
3284 | return; |
3191 | |
3285 | |
3192 | ev_at (w) += mn_now; |
3286 | ev_at (w) += mn_now; |
… | |
… | |
3206 | |
3300 | |
3207 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
3301 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
3208 | } |
3302 | } |
3209 | |
3303 | |
3210 | void noinline |
3304 | void noinline |
3211 | ev_timer_stop (EV_P_ ev_timer *w) |
3305 | ev_timer_stop (EV_P_ ev_timer *w) EV_THROW |
3212 | { |
3306 | { |
3213 | clear_pending (EV_A_ (W)w); |
3307 | clear_pending (EV_A_ (W)w); |
3214 | if (expect_false (!ev_is_active (w))) |
3308 | if (expect_false (!ev_is_active (w))) |
3215 | return; |
3309 | return; |
3216 | |
3310 | |
… | |
… | |
3236 | |
3330 | |
3237 | EV_FREQUENT_CHECK; |
3331 | EV_FREQUENT_CHECK; |
3238 | } |
3332 | } |
3239 | |
3333 | |
3240 | void noinline |
3334 | void noinline |
3241 | ev_timer_again (EV_P_ ev_timer *w) |
3335 | ev_timer_again (EV_P_ ev_timer *w) EV_THROW |
3242 | { |
3336 | { |
3243 | EV_FREQUENT_CHECK; |
3337 | EV_FREQUENT_CHECK; |
|
|
3338 | |
|
|
3339 | clear_pending (EV_A_ (W)w); |
3244 | |
3340 | |
3245 | if (ev_is_active (w)) |
3341 | if (ev_is_active (w)) |
3246 | { |
3342 | { |
3247 | if (w->repeat) |
3343 | if (w->repeat) |
3248 | { |
3344 | { |
… | |
… | |
3261 | |
3357 | |
3262 | EV_FREQUENT_CHECK; |
3358 | EV_FREQUENT_CHECK; |
3263 | } |
3359 | } |
3264 | |
3360 | |
3265 | ev_tstamp |
3361 | ev_tstamp |
3266 | ev_timer_remaining (EV_P_ ev_timer *w) |
3362 | ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW |
3267 | { |
3363 | { |
3268 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
3364 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
3269 | } |
3365 | } |
3270 | |
3366 | |
3271 | #if EV_PERIODIC_ENABLE |
3367 | #if EV_PERIODIC_ENABLE |
3272 | void noinline |
3368 | void noinline |
3273 | ev_periodic_start (EV_P_ ev_periodic *w) |
3369 | ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW |
3274 | { |
3370 | { |
3275 | if (expect_false (ev_is_active (w))) |
3371 | if (expect_false (ev_is_active (w))) |
3276 | return; |
3372 | return; |
3277 | |
3373 | |
3278 | if (w->reschedule_cb) |
3374 | if (w->reschedule_cb) |
… | |
… | |
3298 | |
3394 | |
3299 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
3395 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
3300 | } |
3396 | } |
3301 | |
3397 | |
3302 | void noinline |
3398 | void noinline |
3303 | ev_periodic_stop (EV_P_ ev_periodic *w) |
3399 | ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW |
3304 | { |
3400 | { |
3305 | clear_pending (EV_A_ (W)w); |
3401 | clear_pending (EV_A_ (W)w); |
3306 | if (expect_false (!ev_is_active (w))) |
3402 | if (expect_false (!ev_is_active (w))) |
3307 | return; |
3403 | return; |
3308 | |
3404 | |
… | |
… | |
3326 | |
3422 | |
3327 | EV_FREQUENT_CHECK; |
3423 | EV_FREQUENT_CHECK; |
3328 | } |
3424 | } |
3329 | |
3425 | |
3330 | void noinline |
3426 | void noinline |
3331 | ev_periodic_again (EV_P_ ev_periodic *w) |
3427 | ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW |
3332 | { |
3428 | { |
3333 | /* TODO: use adjustheap and recalculation */ |
3429 | /* TODO: use adjustheap and recalculation */ |
3334 | ev_periodic_stop (EV_A_ w); |
3430 | ev_periodic_stop (EV_A_ w); |
3335 | ev_periodic_start (EV_A_ w); |
3431 | ev_periodic_start (EV_A_ w); |
3336 | } |
3432 | } |
… | |
… | |
3341 | #endif |
3437 | #endif |
3342 | |
3438 | |
3343 | #if EV_SIGNAL_ENABLE |
3439 | #if EV_SIGNAL_ENABLE |
3344 | |
3440 | |
3345 | void noinline |
3441 | void noinline |
3346 | ev_signal_start (EV_P_ ev_signal *w) |
3442 | ev_signal_start (EV_P_ ev_signal *w) EV_THROW |
3347 | { |
3443 | { |
3348 | if (expect_false (ev_is_active (w))) |
3444 | if (expect_false (ev_is_active (w))) |
3349 | return; |
3445 | return; |
3350 | |
3446 | |
3351 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
3447 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
… | |
… | |
3422 | |
3518 | |
3423 | EV_FREQUENT_CHECK; |
3519 | EV_FREQUENT_CHECK; |
3424 | } |
3520 | } |
3425 | |
3521 | |
3426 | void noinline |
3522 | void noinline |
3427 | ev_signal_stop (EV_P_ ev_signal *w) |
3523 | ev_signal_stop (EV_P_ ev_signal *w) EV_THROW |
3428 | { |
3524 | { |
3429 | clear_pending (EV_A_ (W)w); |
3525 | clear_pending (EV_A_ (W)w); |
3430 | if (expect_false (!ev_is_active (w))) |
3526 | if (expect_false (!ev_is_active (w))) |
3431 | return; |
3527 | return; |
3432 | |
3528 | |
… | |
… | |
3463 | #endif |
3559 | #endif |
3464 | |
3560 | |
3465 | #if EV_CHILD_ENABLE |
3561 | #if EV_CHILD_ENABLE |
3466 | |
3562 | |
3467 | void |
3563 | void |
3468 | ev_child_start (EV_P_ ev_child *w) |
3564 | ev_child_start (EV_P_ ev_child *w) EV_THROW |
3469 | { |
3565 | { |
3470 | #if EV_MULTIPLICITY |
3566 | #if EV_MULTIPLICITY |
3471 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
3567 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
3472 | #endif |
3568 | #endif |
3473 | if (expect_false (ev_is_active (w))) |
3569 | if (expect_false (ev_is_active (w))) |
… | |
… | |
3480 | |
3576 | |
3481 | EV_FREQUENT_CHECK; |
3577 | EV_FREQUENT_CHECK; |
3482 | } |
3578 | } |
3483 | |
3579 | |
3484 | void |
3580 | void |
3485 | ev_child_stop (EV_P_ ev_child *w) |
3581 | ev_child_stop (EV_P_ ev_child *w) EV_THROW |
3486 | { |
3582 | { |
3487 | clear_pending (EV_A_ (W)w); |
3583 | clear_pending (EV_A_ (W)w); |
3488 | if (expect_false (!ev_is_active (w))) |
3584 | if (expect_false (!ev_is_active (w))) |
3489 | return; |
3585 | return; |
3490 | |
3586 | |
… | |
… | |
3657 | } |
3753 | } |
3658 | |
3754 | |
3659 | inline_size int |
3755 | inline_size int |
3660 | infy_newfd (void) |
3756 | infy_newfd (void) |
3661 | { |
3757 | { |
3662 | #if defined (IN_CLOEXEC) && defined (IN_NONBLOCK) |
3758 | #if defined IN_CLOEXEC && defined IN_NONBLOCK |
3663 | int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); |
3759 | int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); |
3664 | if (fd >= 0) |
3760 | if (fd >= 0) |
3665 | return fd; |
3761 | return fd; |
3666 | #endif |
3762 | #endif |
3667 | return inotify_init (); |
3763 | return inotify_init (); |
… | |
… | |
3742 | #else |
3838 | #else |
3743 | # define EV_LSTAT(p,b) lstat (p, b) |
3839 | # define EV_LSTAT(p,b) lstat (p, b) |
3744 | #endif |
3840 | #endif |
3745 | |
3841 | |
3746 | void |
3842 | void |
3747 | ev_stat_stat (EV_P_ ev_stat *w) |
3843 | ev_stat_stat (EV_P_ ev_stat *w) EV_THROW |
3748 | { |
3844 | { |
3749 | if (lstat (w->path, &w->attr) < 0) |
3845 | if (lstat (w->path, &w->attr) < 0) |
3750 | w->attr.st_nlink = 0; |
3846 | w->attr.st_nlink = 0; |
3751 | else if (!w->attr.st_nlink) |
3847 | else if (!w->attr.st_nlink) |
3752 | w->attr.st_nlink = 1; |
3848 | w->attr.st_nlink = 1; |
… | |
… | |
3791 | ev_feed_event (EV_A_ w, EV_STAT); |
3887 | ev_feed_event (EV_A_ w, EV_STAT); |
3792 | } |
3888 | } |
3793 | } |
3889 | } |
3794 | |
3890 | |
3795 | void |
3891 | void |
3796 | ev_stat_start (EV_P_ ev_stat *w) |
3892 | ev_stat_start (EV_P_ ev_stat *w) EV_THROW |
3797 | { |
3893 | { |
3798 | if (expect_false (ev_is_active (w))) |
3894 | if (expect_false (ev_is_active (w))) |
3799 | return; |
3895 | return; |
3800 | |
3896 | |
3801 | ev_stat_stat (EV_A_ w); |
3897 | ev_stat_stat (EV_A_ w); |
… | |
… | |
3822 | |
3918 | |
3823 | EV_FREQUENT_CHECK; |
3919 | EV_FREQUENT_CHECK; |
3824 | } |
3920 | } |
3825 | |
3921 | |
3826 | void |
3922 | void |
3827 | ev_stat_stop (EV_P_ ev_stat *w) |
3923 | ev_stat_stop (EV_P_ ev_stat *w) EV_THROW |
3828 | { |
3924 | { |
3829 | clear_pending (EV_A_ (W)w); |
3925 | clear_pending (EV_A_ (W)w); |
3830 | if (expect_false (!ev_is_active (w))) |
3926 | if (expect_false (!ev_is_active (w))) |
3831 | return; |
3927 | return; |
3832 | |
3928 | |
… | |
… | |
3848 | } |
3944 | } |
3849 | #endif |
3945 | #endif |
3850 | |
3946 | |
3851 | #if EV_IDLE_ENABLE |
3947 | #if EV_IDLE_ENABLE |
3852 | void |
3948 | void |
3853 | ev_idle_start (EV_P_ ev_idle *w) |
3949 | ev_idle_start (EV_P_ ev_idle *w) EV_THROW |
3854 | { |
3950 | { |
3855 | if (expect_false (ev_is_active (w))) |
3951 | if (expect_false (ev_is_active (w))) |
3856 | return; |
3952 | return; |
3857 | |
3953 | |
3858 | pri_adjust (EV_A_ (W)w); |
3954 | pri_adjust (EV_A_ (W)w); |
… | |
… | |
3871 | |
3967 | |
3872 | EV_FREQUENT_CHECK; |
3968 | EV_FREQUENT_CHECK; |
3873 | } |
3969 | } |
3874 | |
3970 | |
3875 | void |
3971 | void |
3876 | ev_idle_stop (EV_P_ ev_idle *w) |
3972 | ev_idle_stop (EV_P_ ev_idle *w) EV_THROW |
3877 | { |
3973 | { |
3878 | clear_pending (EV_A_ (W)w); |
3974 | clear_pending (EV_A_ (W)w); |
3879 | if (expect_false (!ev_is_active (w))) |
3975 | if (expect_false (!ev_is_active (w))) |
3880 | return; |
3976 | return; |
3881 | |
3977 | |
… | |
… | |
3895 | } |
3991 | } |
3896 | #endif |
3992 | #endif |
3897 | |
3993 | |
3898 | #if EV_PREPARE_ENABLE |
3994 | #if EV_PREPARE_ENABLE |
3899 | void |
3995 | void |
3900 | ev_prepare_start (EV_P_ ev_prepare *w) |
3996 | ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW |
3901 | { |
3997 | { |
3902 | if (expect_false (ev_is_active (w))) |
3998 | if (expect_false (ev_is_active (w))) |
3903 | return; |
3999 | return; |
3904 | |
4000 | |
3905 | EV_FREQUENT_CHECK; |
4001 | EV_FREQUENT_CHECK; |
… | |
… | |
3910 | |
4006 | |
3911 | EV_FREQUENT_CHECK; |
4007 | EV_FREQUENT_CHECK; |
3912 | } |
4008 | } |
3913 | |
4009 | |
3914 | void |
4010 | void |
3915 | ev_prepare_stop (EV_P_ ev_prepare *w) |
4011 | ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW |
3916 | { |
4012 | { |
3917 | clear_pending (EV_A_ (W)w); |
4013 | clear_pending (EV_A_ (W)w); |
3918 | if (expect_false (!ev_is_active (w))) |
4014 | if (expect_false (!ev_is_active (w))) |
3919 | return; |
4015 | return; |
3920 | |
4016 | |
… | |
… | |
3933 | } |
4029 | } |
3934 | #endif |
4030 | #endif |
3935 | |
4031 | |
3936 | #if EV_CHECK_ENABLE |
4032 | #if EV_CHECK_ENABLE |
3937 | void |
4033 | void |
3938 | ev_check_start (EV_P_ ev_check *w) |
4034 | ev_check_start (EV_P_ ev_check *w) EV_THROW |
3939 | { |
4035 | { |
3940 | if (expect_false (ev_is_active (w))) |
4036 | if (expect_false (ev_is_active (w))) |
3941 | return; |
4037 | return; |
3942 | |
4038 | |
3943 | EV_FREQUENT_CHECK; |
4039 | EV_FREQUENT_CHECK; |
… | |
… | |
3948 | |
4044 | |
3949 | EV_FREQUENT_CHECK; |
4045 | EV_FREQUENT_CHECK; |
3950 | } |
4046 | } |
3951 | |
4047 | |
3952 | void |
4048 | void |
3953 | ev_check_stop (EV_P_ ev_check *w) |
4049 | ev_check_stop (EV_P_ ev_check *w) EV_THROW |
3954 | { |
4050 | { |
3955 | clear_pending (EV_A_ (W)w); |
4051 | clear_pending (EV_A_ (W)w); |
3956 | if (expect_false (!ev_is_active (w))) |
4052 | if (expect_false (!ev_is_active (w))) |
3957 | return; |
4053 | return; |
3958 | |
4054 | |
… | |
… | |
3971 | } |
4067 | } |
3972 | #endif |
4068 | #endif |
3973 | |
4069 | |
3974 | #if EV_EMBED_ENABLE |
4070 | #if EV_EMBED_ENABLE |
3975 | void noinline |
4071 | void noinline |
3976 | ev_embed_sweep (EV_P_ ev_embed *w) |
4072 | ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW |
3977 | { |
4073 | { |
3978 | ev_run (w->other, EVRUN_NOWAIT); |
4074 | ev_run (w->other, EVRUN_NOWAIT); |
3979 | } |
4075 | } |
3980 | |
4076 | |
3981 | static void |
4077 | static void |
… | |
… | |
4029 | ev_idle_stop (EV_A_ idle); |
4125 | ev_idle_stop (EV_A_ idle); |
4030 | } |
4126 | } |
4031 | #endif |
4127 | #endif |
4032 | |
4128 | |
4033 | void |
4129 | void |
4034 | ev_embed_start (EV_P_ ev_embed *w) |
4130 | ev_embed_start (EV_P_ ev_embed *w) EV_THROW |
4035 | { |
4131 | { |
4036 | if (expect_false (ev_is_active (w))) |
4132 | if (expect_false (ev_is_active (w))) |
4037 | return; |
4133 | return; |
4038 | |
4134 | |
4039 | { |
4135 | { |
… | |
… | |
4060 | |
4156 | |
4061 | EV_FREQUENT_CHECK; |
4157 | EV_FREQUENT_CHECK; |
4062 | } |
4158 | } |
4063 | |
4159 | |
4064 | void |
4160 | void |
4065 | ev_embed_stop (EV_P_ ev_embed *w) |
4161 | ev_embed_stop (EV_P_ ev_embed *w) EV_THROW |
4066 | { |
4162 | { |
4067 | clear_pending (EV_A_ (W)w); |
4163 | clear_pending (EV_A_ (W)w); |
4068 | if (expect_false (!ev_is_active (w))) |
4164 | if (expect_false (!ev_is_active (w))) |
4069 | return; |
4165 | return; |
4070 | |
4166 | |
… | |
… | |
4080 | } |
4176 | } |
4081 | #endif |
4177 | #endif |
4082 | |
4178 | |
4083 | #if EV_FORK_ENABLE |
4179 | #if EV_FORK_ENABLE |
4084 | void |
4180 | void |
4085 | ev_fork_start (EV_P_ ev_fork *w) |
4181 | ev_fork_start (EV_P_ ev_fork *w) EV_THROW |
4086 | { |
4182 | { |
4087 | if (expect_false (ev_is_active (w))) |
4183 | if (expect_false (ev_is_active (w))) |
4088 | return; |
4184 | return; |
4089 | |
4185 | |
4090 | EV_FREQUENT_CHECK; |
4186 | EV_FREQUENT_CHECK; |
… | |
… | |
4095 | |
4191 | |
4096 | EV_FREQUENT_CHECK; |
4192 | EV_FREQUENT_CHECK; |
4097 | } |
4193 | } |
4098 | |
4194 | |
4099 | void |
4195 | void |
4100 | ev_fork_stop (EV_P_ ev_fork *w) |
4196 | ev_fork_stop (EV_P_ ev_fork *w) EV_THROW |
4101 | { |
4197 | { |
4102 | clear_pending (EV_A_ (W)w); |
4198 | clear_pending (EV_A_ (W)w); |
4103 | if (expect_false (!ev_is_active (w))) |
4199 | if (expect_false (!ev_is_active (w))) |
4104 | return; |
4200 | return; |
4105 | |
4201 | |
… | |
… | |
4118 | } |
4214 | } |
4119 | #endif |
4215 | #endif |
4120 | |
4216 | |
4121 | #if EV_CLEANUP_ENABLE |
4217 | #if EV_CLEANUP_ENABLE |
4122 | void |
4218 | void |
4123 | ev_cleanup_start (EV_P_ ev_cleanup *w) |
4219 | ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW |
4124 | { |
4220 | { |
4125 | if (expect_false (ev_is_active (w))) |
4221 | if (expect_false (ev_is_active (w))) |
4126 | return; |
4222 | return; |
4127 | |
4223 | |
4128 | EV_FREQUENT_CHECK; |
4224 | EV_FREQUENT_CHECK; |
… | |
… | |
4135 | ev_unref (EV_A); |
4231 | ev_unref (EV_A); |
4136 | EV_FREQUENT_CHECK; |
4232 | EV_FREQUENT_CHECK; |
4137 | } |
4233 | } |
4138 | |
4234 | |
4139 | void |
4235 | void |
4140 | ev_cleanup_stop (EV_P_ ev_cleanup *w) |
4236 | ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW |
4141 | { |
4237 | { |
4142 | clear_pending (EV_A_ (W)w); |
4238 | clear_pending (EV_A_ (W)w); |
4143 | if (expect_false (!ev_is_active (w))) |
4239 | if (expect_false (!ev_is_active (w))) |
4144 | return; |
4240 | return; |
4145 | |
4241 | |
… | |
… | |
4159 | } |
4255 | } |
4160 | #endif |
4256 | #endif |
4161 | |
4257 | |
4162 | #if EV_ASYNC_ENABLE |
4258 | #if EV_ASYNC_ENABLE |
4163 | void |
4259 | void |
4164 | ev_async_start (EV_P_ ev_async *w) |
4260 | ev_async_start (EV_P_ ev_async *w) EV_THROW |
4165 | { |
4261 | { |
4166 | if (expect_false (ev_is_active (w))) |
4262 | if (expect_false (ev_is_active (w))) |
4167 | return; |
4263 | return; |
4168 | |
4264 | |
4169 | w->sent = 0; |
4265 | w->sent = 0; |
… | |
… | |
4178 | |
4274 | |
4179 | EV_FREQUENT_CHECK; |
4275 | EV_FREQUENT_CHECK; |
4180 | } |
4276 | } |
4181 | |
4277 | |
4182 | void |
4278 | void |
4183 | ev_async_stop (EV_P_ ev_async *w) |
4279 | ev_async_stop (EV_P_ ev_async *w) EV_THROW |
4184 | { |
4280 | { |
4185 | clear_pending (EV_A_ (W)w); |
4281 | clear_pending (EV_A_ (W)w); |
4186 | if (expect_false (!ev_is_active (w))) |
4282 | if (expect_false (!ev_is_active (w))) |
4187 | return; |
4283 | return; |
4188 | |
4284 | |
… | |
… | |
4199 | |
4295 | |
4200 | EV_FREQUENT_CHECK; |
4296 | EV_FREQUENT_CHECK; |
4201 | } |
4297 | } |
4202 | |
4298 | |
4203 | void |
4299 | void |
4204 | ev_async_send (EV_P_ ev_async *w) |
4300 | ev_async_send (EV_P_ ev_async *w) EV_THROW |
4205 | { |
4301 | { |
4206 | w->sent = 1; |
4302 | w->sent = 1; |
4207 | evpipe_write (EV_A_ &async_pending); |
4303 | evpipe_write (EV_A_ &async_pending); |
4208 | } |
4304 | } |
4209 | #endif |
4305 | #endif |
… | |
… | |
4246 | |
4342 | |
4247 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); |
4343 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); |
4248 | } |
4344 | } |
4249 | |
4345 | |
4250 | void |
4346 | void |
4251 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
4347 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW |
4252 | { |
4348 | { |
4253 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
4349 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
4254 | |
4350 | |
4255 | if (expect_false (!once)) |
4351 | if (expect_false (!once)) |
4256 | { |
4352 | { |
… | |
… | |
4278 | |
4374 | |
4279 | /*****************************************************************************/ |
4375 | /*****************************************************************************/ |
4280 | |
4376 | |
4281 | #if EV_WALK_ENABLE |
4377 | #if EV_WALK_ENABLE |
4282 | void ecb_cold |
4378 | void ecb_cold |
4283 | ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) |
4379 | ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW |
4284 | { |
4380 | { |
4285 | int i, j; |
4381 | int i, j; |
4286 | ev_watcher_list *wl, *wn; |
4382 | ev_watcher_list *wl, *wn; |
4287 | |
4383 | |
4288 | if (types & (EV_IO | EV_EMBED)) |
4384 | if (types & (EV_IO | EV_EMBED)) |
… | |
… | |
4394 | |
4490 | |
4395 | #if EV_MULTIPLICITY |
4491 | #if EV_MULTIPLICITY |
4396 | #include "ev_wrap.h" |
4492 | #include "ev_wrap.h" |
4397 | #endif |
4493 | #endif |
4398 | |
4494 | |
4399 | EV_CPP(}) |
|
|
4400 | |
|
|