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 |
… | |
… | |
464 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
473 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
465 | |
474 | |
466 | #define EV_TV_SET(tv,t) do { tv.tv_sec = (long)t; tv.tv_usec = (long)((t - tv.tv_sec) * 1e6); } while (0) |
475 | #define EV_TV_SET(tv,t) do { tv.tv_sec = (long)t; tv.tv_usec = (long)((t - tv.tv_sec) * 1e6); } while (0) |
467 | #define EV_TS_SET(ts,t) do { ts.tv_sec = (long)t; ts.tv_nsec = (long)((t - ts.tv_sec) * 1e9); } while (0) |
476 | #define EV_TS_SET(ts,t) do { ts.tv_sec = (long)t; ts.tv_nsec = (long)((t - ts.tv_sec) * 1e9); } while (0) |
468 | |
477 | |
469 | /* the following are taken from libecb */ |
478 | /* the following is ecb.h embedded into libev - use update_ev_c to update from an external copy */ |
470 | /* ecb.h start */ |
479 | /* ECB.H BEGIN */ |
|
|
480 | /* |
|
|
481 | * libecb - http://software.schmorp.de/pkg/libecb |
|
|
482 | * |
|
|
483 | * Copyright (©) 2009-2012 Marc Alexander Lehmann <libecb@schmorp.de> |
|
|
484 | * Copyright (©) 2011 Emanuele Giaquinta |
|
|
485 | * All rights reserved. |
|
|
486 | * |
|
|
487 | * Redistribution and use in source and binary forms, with or without modifica- |
|
|
488 | * tion, are permitted provided that the following conditions are met: |
|
|
489 | * |
|
|
490 | * 1. Redistributions of source code must retain the above copyright notice, |
|
|
491 | * this list of conditions and the following disclaimer. |
|
|
492 | * |
|
|
493 | * 2. Redistributions in binary form must reproduce the above copyright |
|
|
494 | * notice, this list of conditions and the following disclaimer in the |
|
|
495 | * documentation and/or other materials provided with the distribution. |
|
|
496 | * |
|
|
497 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
|
|
498 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- |
|
|
499 | * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
|
|
500 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- |
|
|
501 | * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
|
|
502 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
|
|
503 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
|
|
504 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- |
|
|
505 | * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
|
|
506 | * OF THE POSSIBILITY OF SUCH DAMAGE. |
|
|
507 | */ |
|
|
508 | |
|
|
509 | #ifndef ECB_H |
|
|
510 | #define ECB_H |
|
|
511 | |
|
|
512 | #ifdef _WIN32 |
|
|
513 | typedef signed char int8_t; |
|
|
514 | typedef unsigned char uint8_t; |
|
|
515 | typedef signed short int16_t; |
|
|
516 | typedef unsigned short uint16_t; |
|
|
517 | typedef signed int int32_t; |
|
|
518 | typedef unsigned int uint32_t; |
|
|
519 | #if __GNUC__ |
|
|
520 | typedef signed long long int64_t; |
|
|
521 | typedef unsigned long long uint64_t; |
|
|
522 | #else /* _MSC_VER || __BORLANDC__ */ |
|
|
523 | typedef signed __int64 int64_t; |
|
|
524 | typedef unsigned __int64 uint64_t; |
|
|
525 | #endif |
|
|
526 | #else |
|
|
527 | #include <inttypes.h> |
|
|
528 | #endif |
471 | |
529 | |
472 | /* many compilers define _GNUC_ to some versions but then only implement |
530 | /* many compilers define _GNUC_ to some versions but then only implement |
473 | * what their idiot authors think are the "more important" extensions, |
531 | * what their idiot authors think are the "more important" extensions, |
474 | * causing enourmous grief in return for some better fake benchmark numbers. |
532 | * causing enormous grief in return for some better fake benchmark numbers. |
475 | * or so. |
533 | * or so. |
476 | * 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 |
477 | * 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. |
478 | */ |
536 | */ |
479 | #ifndef ECB_GCC_VERSION |
537 | #ifndef ECB_GCC_VERSION |
480 | #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__ |
481 | #define ECB_GCC_VERSION(major,minor) 0 |
539 | #define ECB_GCC_VERSION(major,minor) 0 |
482 | #else |
540 | #else |
483 | #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))) |
484 | #endif |
542 | #endif |
485 | #endif |
543 | #endif |
|
|
544 | |
|
|
545 | /*****************************************************************************/ |
|
|
546 | |
|
|
547 | /* 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 */ |
|
|
549 | |
|
|
550 | #if ECB_NO_THREADS |
|
|
551 | # define ECB_NO_SMP 1 |
|
|
552 | #endif |
|
|
553 | |
|
|
554 | #if ECB_NO_THREADS || ECB_NO_SMP |
|
|
555 | #define ECB_MEMORY_FENCE do { } while (0) |
|
|
556 | #endif |
|
|
557 | |
|
|
558 | #ifndef ECB_MEMORY_FENCE |
|
|
559 | #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
|
|
560 | #if __i386 || __i386__ |
|
|
561 | #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 */ |
|
|
563 | #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */ |
|
|
564 | #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ |
|
|
565 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") |
|
|
566 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") |
|
|
567 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */ |
|
|
568 | #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ |
|
|
569 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
|
|
570 | #elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \ |
|
|
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") |
|
|
573 | #elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \ |
|
|
574 | || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__ |
|
|
575 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") |
|
|
576 | #elif __sparc || __sparc__ |
|
|
577 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory") |
|
|
578 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
|
|
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") |
|
|
586 | #endif |
|
|
587 | #endif |
|
|
588 | #endif |
|
|
589 | |
|
|
590 | #ifndef ECB_MEMORY_FENCE |
|
|
591 | #if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__ |
|
|
592 | #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 */ |
|
|
596 | #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) |
|
|
597 | #define ECB_MEMORY_FENCE _ReadWriteBarrier () |
|
|
598 | #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ |
|
|
599 | #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () |
|
|
600 | #elif defined _WIN32 |
|
|
601 | #include <WinNT.h> |
|
|
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 () |
|
|
610 | #endif |
|
|
611 | #endif |
|
|
612 | |
|
|
613 | #ifndef ECB_MEMORY_FENCE |
|
|
614 | #if !ECB_AVOID_PTHREADS |
|
|
615 | /* |
|
|
616 | * if you get undefined symbol references to pthread_mutex_lock, |
|
|
617 | * or failure to find pthread.h, then you should implement |
|
|
618 | * the ECB_MEMORY_FENCE operations for your cpu/compiler |
|
|
619 | * OR provide pthread.h and link against the posix thread library |
|
|
620 | * of your system. |
|
|
621 | */ |
|
|
622 | #include <pthread.h> |
|
|
623 | #define ECB_NEEDS_PTHREADS 1 |
|
|
624 | #define ECB_MEMORY_FENCE_NEEDS_PTHREADS 1 |
|
|
625 | |
|
|
626 | static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; |
|
|
627 | #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0) |
|
|
628 | #endif |
|
|
629 | #endif |
|
|
630 | |
|
|
631 | #if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE |
|
|
632 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
|
|
633 | #endif |
|
|
634 | |
|
|
635 | #if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE |
|
|
636 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
|
|
637 | #endif |
|
|
638 | |
|
|
639 | /*****************************************************************************/ |
|
|
640 | |
|
|
641 | #define ECB_C99 (__STDC_VERSION__ >= 199901L) |
486 | |
642 | |
487 | #if __cplusplus |
643 | #if __cplusplus |
488 | #define ecb_inline static inline |
644 | #define ecb_inline static inline |
489 | #elif ECB_GCC_VERSION(2,5) |
645 | #elif ECB_GCC_VERSION(2,5) |
490 | #define ecb_inline static __inline__ |
646 | #define ecb_inline static __inline__ |
491 | #elif ECB_C99 |
647 | #elif ECB_C99 |
492 | #define ecb_inline static inline |
648 | #define ecb_inline static inline |
493 | #else |
649 | #else |
494 | #define ecb_inline static |
650 | #define ecb_inline static |
495 | #endif |
651 | #endif |
|
|
652 | |
|
|
653 | #if ECB_GCC_VERSION(3,3) |
|
|
654 | #define ecb_restrict __restrict__ |
|
|
655 | #elif ECB_C99 |
|
|
656 | #define ecb_restrict restrict |
|
|
657 | #else |
|
|
658 | #define ecb_restrict |
|
|
659 | #endif |
|
|
660 | |
|
|
661 | typedef int ecb_bool; |
|
|
662 | |
|
|
663 | #define ECB_CONCAT_(a, b) a ## b |
|
|
664 | #define ECB_CONCAT(a, b) ECB_CONCAT_(a, b) |
|
|
665 | #define ECB_STRINGIFY_(a) # a |
|
|
666 | #define ECB_STRINGIFY(a) ECB_STRINGIFY_(a) |
|
|
667 | |
|
|
668 | #define ecb_function_ ecb_inline |
496 | |
669 | |
497 | #if ECB_GCC_VERSION(3,1) |
670 | #if ECB_GCC_VERSION(3,1) |
498 | #define ecb_attribute(attrlist) __attribute__(attrlist) |
671 | #define ecb_attribute(attrlist) __attribute__(attrlist) |
499 | #define ecb_is_constant(expr) __builtin_constant_p (expr) |
672 | #define ecb_is_constant(expr) __builtin_constant_p (expr) |
500 | #define ecb_expect(expr,value) __builtin_expect ((expr),(value)) |
673 | #define ecb_expect(expr,value) __builtin_expect ((expr),(value)) |
… | |
… | |
504 | #define ecb_is_constant(expr) 0 |
677 | #define ecb_is_constant(expr) 0 |
505 | #define ecb_expect(expr,value) (expr) |
678 | #define ecb_expect(expr,value) (expr) |
506 | #define ecb_prefetch(addr,rw,locality) |
679 | #define ecb_prefetch(addr,rw,locality) |
507 | #endif |
680 | #endif |
508 | |
681 | |
|
|
682 | /* no emulation for ecb_decltype */ |
|
|
683 | #if ECB_GCC_VERSION(4,5) |
|
|
684 | #define ecb_decltype(x) __decltype(x) |
|
|
685 | #elif ECB_GCC_VERSION(3,0) |
|
|
686 | #define ecb_decltype(x) __typeof(x) |
|
|
687 | #endif |
|
|
688 | |
509 | #define ecb_noinline ecb_attribute ((__noinline__)) |
689 | #define ecb_noinline ecb_attribute ((__noinline__)) |
510 | #define ecb_noreturn ecb_attribute ((__noreturn__)) |
690 | #define ecb_noreturn ecb_attribute ((__noreturn__)) |
511 | #define ecb_unused ecb_attribute ((__unused__)) |
691 | #define ecb_unused ecb_attribute ((__unused__)) |
512 | #define ecb_const ecb_attribute ((__const__)) |
692 | #define ecb_const ecb_attribute ((__const__)) |
513 | #define ecb_pure ecb_attribute ((__pure__)) |
693 | #define ecb_pure ecb_attribute ((__pure__)) |
… | |
… | |
525 | /* put around conditional expressions if you are very sure that the */ |
705 | /* put around conditional expressions if you are very sure that the */ |
526 | /* expression is mostly true or mostly false. note that these return */ |
706 | /* expression is mostly true or mostly false. note that these return */ |
527 | /* booleans, not the expression. */ |
707 | /* booleans, not the expression. */ |
528 | #define ecb_expect_false(expr) ecb_expect (!!(expr), 0) |
708 | #define ecb_expect_false(expr) ecb_expect (!!(expr), 0) |
529 | #define ecb_expect_true(expr) ecb_expect (!!(expr), 1) |
709 | #define ecb_expect_true(expr) ecb_expect (!!(expr), 1) |
530 | /* ecb.h end */ |
710 | /* for compatibility to the rest of the world */ |
|
|
711 | #define ecb_likely(expr) ecb_expect_true (expr) |
|
|
712 | #define ecb_unlikely(expr) ecb_expect_false (expr) |
|
|
713 | |
|
|
714 | /* count trailing zero bits and count # of one bits */ |
|
|
715 | #if ECB_GCC_VERSION(3,4) |
|
|
716 | /* we assume int == 32 bit, long == 32 or 64 bit and long long == 64 bit */ |
|
|
717 | #define ecb_ld32(x) (__builtin_clz (x) ^ 31) |
|
|
718 | #define ecb_ld64(x) (__builtin_clzll (x) ^ 63) |
|
|
719 | #define ecb_ctz32(x) __builtin_ctz (x) |
|
|
720 | #define ecb_ctz64(x) __builtin_ctzll (x) |
|
|
721 | #define ecb_popcount32(x) __builtin_popcount (x) |
|
|
722 | /* no popcountll */ |
|
|
723 | #else |
|
|
724 | ecb_function_ int ecb_ctz32 (uint32_t x) ecb_const; |
|
|
725 | ecb_function_ int |
|
|
726 | ecb_ctz32 (uint32_t x) |
|
|
727 | { |
|
|
728 | int r = 0; |
|
|
729 | |
|
|
730 | x &= ~x + 1; /* this isolates the lowest bit */ |
|
|
731 | |
|
|
732 | #if ECB_branchless_on_i386 |
|
|
733 | r += !!(x & 0xaaaaaaaa) << 0; |
|
|
734 | r += !!(x & 0xcccccccc) << 1; |
|
|
735 | r += !!(x & 0xf0f0f0f0) << 2; |
|
|
736 | r += !!(x & 0xff00ff00) << 3; |
|
|
737 | r += !!(x & 0xffff0000) << 4; |
|
|
738 | #else |
|
|
739 | if (x & 0xaaaaaaaa) r += 1; |
|
|
740 | if (x & 0xcccccccc) r += 2; |
|
|
741 | if (x & 0xf0f0f0f0) r += 4; |
|
|
742 | if (x & 0xff00ff00) r += 8; |
|
|
743 | if (x & 0xffff0000) r += 16; |
|
|
744 | #endif |
|
|
745 | |
|
|
746 | return r; |
|
|
747 | } |
|
|
748 | |
|
|
749 | ecb_function_ int ecb_ctz64 (uint64_t x) ecb_const; |
|
|
750 | ecb_function_ int |
|
|
751 | ecb_ctz64 (uint64_t x) |
|
|
752 | { |
|
|
753 | int shift = x & 0xffffffffU ? 0 : 32; |
|
|
754 | return ecb_ctz32 (x >> shift) + shift; |
|
|
755 | } |
|
|
756 | |
|
|
757 | ecb_function_ int ecb_popcount32 (uint32_t x) ecb_const; |
|
|
758 | ecb_function_ int |
|
|
759 | ecb_popcount32 (uint32_t x) |
|
|
760 | { |
|
|
761 | x -= (x >> 1) & 0x55555555; |
|
|
762 | x = ((x >> 2) & 0x33333333) + (x & 0x33333333); |
|
|
763 | x = ((x >> 4) + x) & 0x0f0f0f0f; |
|
|
764 | x *= 0x01010101; |
|
|
765 | |
|
|
766 | return x >> 24; |
|
|
767 | } |
|
|
768 | |
|
|
769 | ecb_function_ int ecb_ld32 (uint32_t x) ecb_const; |
|
|
770 | ecb_function_ int ecb_ld32 (uint32_t x) |
|
|
771 | { |
|
|
772 | int r = 0; |
|
|
773 | |
|
|
774 | if (x >> 16) { x >>= 16; r += 16; } |
|
|
775 | if (x >> 8) { x >>= 8; r += 8; } |
|
|
776 | if (x >> 4) { x >>= 4; r += 4; } |
|
|
777 | if (x >> 2) { x >>= 2; r += 2; } |
|
|
778 | if (x >> 1) { r += 1; } |
|
|
779 | |
|
|
780 | return r; |
|
|
781 | } |
|
|
782 | |
|
|
783 | ecb_function_ int ecb_ld64 (uint64_t x) ecb_const; |
|
|
784 | ecb_function_ int ecb_ld64 (uint64_t x) |
|
|
785 | { |
|
|
786 | int r = 0; |
|
|
787 | |
|
|
788 | if (x >> 32) { x >>= 32; r += 32; } |
|
|
789 | |
|
|
790 | return r + ecb_ld32 (x); |
|
|
791 | } |
|
|
792 | #endif |
|
|
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 | |
|
|
824 | /* popcount64 is only available on 64 bit cpus as gcc builtin */ |
|
|
825 | /* so for this version we are lazy */ |
|
|
826 | ecb_function_ int ecb_popcount64 (uint64_t x) ecb_const; |
|
|
827 | ecb_function_ int |
|
|
828 | ecb_popcount64 (uint64_t x) |
|
|
829 | { |
|
|
830 | return ecb_popcount32 (x) + ecb_popcount32 (x >> 32); |
|
|
831 | } |
|
|
832 | |
|
|
833 | ecb_inline uint8_t ecb_rotl8 (uint8_t x, unsigned int count) ecb_const; |
|
|
834 | ecb_inline uint8_t ecb_rotr8 (uint8_t x, unsigned int count) ecb_const; |
|
|
835 | ecb_inline uint16_t ecb_rotl16 (uint16_t x, unsigned int count) ecb_const; |
|
|
836 | ecb_inline uint16_t ecb_rotr16 (uint16_t x, unsigned int count) ecb_const; |
|
|
837 | ecb_inline uint32_t ecb_rotl32 (uint32_t x, unsigned int count) ecb_const; |
|
|
838 | ecb_inline uint32_t ecb_rotr32 (uint32_t x, unsigned int count) ecb_const; |
|
|
839 | ecb_inline uint64_t ecb_rotl64 (uint64_t x, unsigned int count) ecb_const; |
|
|
840 | ecb_inline uint64_t ecb_rotr64 (uint64_t x, unsigned int count) ecb_const; |
|
|
841 | |
|
|
842 | ecb_inline uint8_t ecb_rotl8 (uint8_t x, unsigned int count) { return (x >> ( 8 - count)) | (x << count); } |
|
|
843 | ecb_inline uint8_t ecb_rotr8 (uint8_t x, unsigned int count) { return (x << ( 8 - count)) | (x >> count); } |
|
|
844 | ecb_inline uint16_t ecb_rotl16 (uint16_t x, unsigned int count) { return (x >> (16 - count)) | (x << count); } |
|
|
845 | ecb_inline uint16_t ecb_rotr16 (uint16_t x, unsigned int count) { return (x << (16 - count)) | (x >> count); } |
|
|
846 | ecb_inline uint32_t ecb_rotl32 (uint32_t x, unsigned int count) { return (x >> (32 - count)) | (x << count); } |
|
|
847 | ecb_inline uint32_t ecb_rotr32 (uint32_t x, unsigned int count) { return (x << (32 - count)) | (x >> count); } |
|
|
848 | ecb_inline uint64_t ecb_rotl64 (uint64_t x, unsigned int count) { return (x >> (64 - count)) | (x << count); } |
|
|
849 | ecb_inline uint64_t ecb_rotr64 (uint64_t x, unsigned int count) { return (x << (64 - count)) | (x >> count); } |
|
|
850 | |
|
|
851 | #if ECB_GCC_VERSION(4,3) |
|
|
852 | #define ecb_bswap16(x) (__builtin_bswap32 (x) >> 16) |
|
|
853 | #define ecb_bswap32(x) __builtin_bswap32 (x) |
|
|
854 | #define ecb_bswap64(x) __builtin_bswap64 (x) |
|
|
855 | #else |
|
|
856 | ecb_function_ uint16_t ecb_bswap16 (uint16_t x) ecb_const; |
|
|
857 | ecb_function_ uint16_t |
|
|
858 | ecb_bswap16 (uint16_t x) |
|
|
859 | { |
|
|
860 | return ecb_rotl16 (x, 8); |
|
|
861 | } |
|
|
862 | |
|
|
863 | ecb_function_ uint32_t ecb_bswap32 (uint32_t x) ecb_const; |
|
|
864 | ecb_function_ uint32_t |
|
|
865 | ecb_bswap32 (uint32_t x) |
|
|
866 | { |
|
|
867 | return (((uint32_t)ecb_bswap16 (x)) << 16) | ecb_bswap16 (x >> 16); |
|
|
868 | } |
|
|
869 | |
|
|
870 | ecb_function_ uint64_t ecb_bswap64 (uint64_t x) ecb_const; |
|
|
871 | ecb_function_ uint64_t |
|
|
872 | ecb_bswap64 (uint64_t x) |
|
|
873 | { |
|
|
874 | return (((uint64_t)ecb_bswap32 (x)) << 32) | ecb_bswap32 (x >> 32); |
|
|
875 | } |
|
|
876 | #endif |
|
|
877 | |
|
|
878 | #if ECB_GCC_VERSION(4,5) |
|
|
879 | #define ecb_unreachable() __builtin_unreachable () |
|
|
880 | #else |
|
|
881 | /* this seems to work fine, but gcc always emits a warning for it :/ */ |
|
|
882 | ecb_inline void ecb_unreachable (void) ecb_noreturn; |
|
|
883 | ecb_inline void ecb_unreachable (void) { } |
|
|
884 | #endif |
|
|
885 | |
|
|
886 | /* try to tell the compiler that some condition is definitely true */ |
|
|
887 | #define ecb_assume(cond) do { if (!(cond)) ecb_unreachable (); } while (0) |
|
|
888 | |
|
|
889 | ecb_inline unsigned char ecb_byteorder_helper (void) ecb_const; |
|
|
890 | ecb_inline unsigned char |
|
|
891 | ecb_byteorder_helper (void) |
|
|
892 | { |
|
|
893 | const uint32_t u = 0x11223344; |
|
|
894 | return *(unsigned char *)&u; |
|
|
895 | } |
|
|
896 | |
|
|
897 | ecb_inline ecb_bool ecb_big_endian (void) ecb_const; |
|
|
898 | ecb_inline ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11; } |
|
|
899 | ecb_inline ecb_bool ecb_little_endian (void) ecb_const; |
|
|
900 | ecb_inline ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == 0x44; } |
|
|
901 | |
|
|
902 | #if ECB_GCC_VERSION(3,0) || ECB_C99 |
|
|
903 | #define ecb_mod(m,n) ((m) % (n) + ((m) % (n) < 0 ? (n) : 0)) |
|
|
904 | #else |
|
|
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)) |
|
|
922 | #endif |
|
|
923 | |
|
|
924 | #if ecb_cplusplus_does_not_suck |
|
|
925 | /* does not work for local types (http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2657.htm) */ |
|
|
926 | template<typename T, int N> |
|
|
927 | static inline int ecb_array_length (const T (&arr)[N]) |
|
|
928 | { |
|
|
929 | return N; |
|
|
930 | } |
|
|
931 | #else |
|
|
932 | #define ecb_array_length(name) (sizeof (name) / sizeof (name [0])) |
|
|
933 | #endif |
|
|
934 | |
|
|
935 | #endif |
|
|
936 | |
|
|
937 | /* ECB.H END */ |
|
|
938 | |
|
|
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 | |
|
|
950 | #ifndef ECB_MEMORY_FENCE |
|
|
951 | # define ECB_MEMORY_FENCE do { } while (0) |
|
|
952 | # define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
|
|
953 | # define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
|
|
954 | #endif |
531 | |
955 | |
532 | #define expect_false(cond) ecb_expect_false (cond) |
956 | #define expect_false(cond) ecb_expect_false (cond) |
533 | #define expect_true(cond) ecb_expect_true (cond) |
957 | #define expect_true(cond) ecb_expect_true (cond) |
534 | #define noinline ecb_noinline |
958 | #define noinline ecb_noinline |
535 | |
959 | |
… | |
… | |
681 | { |
1105 | { |
682 | write (STDERR_FILENO, msg, strlen (msg)); |
1106 | write (STDERR_FILENO, msg, strlen (msg)); |
683 | } |
1107 | } |
684 | #endif |
1108 | #endif |
685 | |
1109 | |
686 | static void (*syserr_cb)(const char *msg); |
1110 | static void (*syserr_cb)(const char *msg) EV_THROW; |
687 | |
1111 | |
688 | void ecb_cold |
1112 | void ecb_cold |
689 | ev_set_syserr_cb (void (*cb)(const char *msg)) |
1113 | ev_set_syserr_cb (void (*cb)(const char *msg)) EV_THROW |
690 | { |
1114 | { |
691 | syserr_cb = cb; |
1115 | syserr_cb = cb; |
692 | } |
1116 | } |
693 | |
1117 | |
694 | static void noinline ecb_cold |
1118 | static void noinline ecb_cold |
… | |
… | |
730 | free (ptr); |
1154 | free (ptr); |
731 | return 0; |
1155 | return 0; |
732 | #endif |
1156 | #endif |
733 | } |
1157 | } |
734 | |
1158 | |
735 | static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; |
1159 | static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul; |
736 | |
1160 | |
737 | void ecb_cold |
1161 | void ecb_cold |
738 | ev_set_allocator (void *(*cb)(void *ptr, long size)) |
1162 | ev_set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW |
739 | { |
1163 | { |
740 | alloc = cb; |
1164 | alloc = cb; |
741 | } |
1165 | } |
742 | |
1166 | |
743 | inline_speed void * |
1167 | inline_speed void * |
… | |
… | |
831 | #undef VAR |
1255 | #undef VAR |
832 | }; |
1256 | }; |
833 | #include "ev_wrap.h" |
1257 | #include "ev_wrap.h" |
834 | |
1258 | |
835 | static struct ev_loop default_loop_struct; |
1259 | static struct ev_loop default_loop_struct; |
836 | 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 */ |
837 | |
1261 | |
838 | #else |
1262 | #else |
839 | |
1263 | |
840 | 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 */ |
841 | #define VAR(name,decl) static decl; |
1265 | #define VAR(name,decl) static decl; |
842 | #include "ev_vars.h" |
1266 | #include "ev_vars.h" |
843 | #undef VAR |
1267 | #undef VAR |
844 | |
1268 | |
845 | static int ev_default_loop_ptr; |
1269 | static int ev_default_loop_ptr; |
… | |
… | |
860 | |
1284 | |
861 | /*****************************************************************************/ |
1285 | /*****************************************************************************/ |
862 | |
1286 | |
863 | #ifndef EV_HAVE_EV_TIME |
1287 | #ifndef EV_HAVE_EV_TIME |
864 | ev_tstamp |
1288 | ev_tstamp |
865 | ev_time (void) |
1289 | ev_time (void) EV_THROW |
866 | { |
1290 | { |
867 | #if EV_USE_REALTIME |
1291 | #if EV_USE_REALTIME |
868 | if (expect_true (have_realtime)) |
1292 | if (expect_true (have_realtime)) |
869 | { |
1293 | { |
870 | struct timespec ts; |
1294 | struct timespec ts; |
… | |
… | |
894 | return ev_time (); |
1318 | return ev_time (); |
895 | } |
1319 | } |
896 | |
1320 | |
897 | #if EV_MULTIPLICITY |
1321 | #if EV_MULTIPLICITY |
898 | ev_tstamp |
1322 | ev_tstamp |
899 | ev_now (EV_P) |
1323 | ev_now (EV_P) EV_THROW |
900 | { |
1324 | { |
901 | return ev_rt_now; |
1325 | return ev_rt_now; |
902 | } |
1326 | } |
903 | #endif |
1327 | #endif |
904 | |
1328 | |
905 | void |
1329 | void |
906 | ev_sleep (ev_tstamp delay) |
1330 | ev_sleep (ev_tstamp delay) EV_THROW |
907 | { |
1331 | { |
908 | if (delay > 0.) |
1332 | if (delay > 0.) |
909 | { |
1333 | { |
910 | #if EV_USE_NANOSLEEP |
1334 | #if EV_USE_NANOSLEEP |
911 | struct timespec ts; |
1335 | struct timespec ts; |
912 | |
1336 | |
913 | EV_TS_SET (ts, delay); |
1337 | EV_TS_SET (ts, delay); |
914 | nanosleep (&ts, 0); |
1338 | nanosleep (&ts, 0); |
915 | #elif defined(_WIN32) |
1339 | #elif defined _WIN32 |
916 | Sleep ((unsigned long)(delay * 1e3)); |
1340 | Sleep ((unsigned long)(delay * 1e3)); |
917 | #else |
1341 | #else |
918 | struct timeval tv; |
1342 | struct timeval tv; |
919 | |
1343 | |
920 | /* 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 */ |
… | |
… | |
939 | |
1363 | |
940 | do |
1364 | do |
941 | ncur <<= 1; |
1365 | ncur <<= 1; |
942 | while (cnt > ncur); |
1366 | while (cnt > ncur); |
943 | |
1367 | |
944 | /* 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 */ |
945 | if (elem * ncur > MALLOC_ROUND - sizeof (void *) * 4) |
1369 | if (elem * ncur > MALLOC_ROUND - sizeof (void *) * 4) |
946 | { |
1370 | { |
947 | ncur *= elem; |
1371 | ncur *= elem; |
948 | 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); |
949 | ncur = ncur - sizeof (void *) * 4; |
1373 | ncur = ncur - sizeof (void *) * 4; |
… | |
… | |
964 | memset ((void *)(base), 0, sizeof (*(base)) * (count)) |
1388 | memset ((void *)(base), 0, sizeof (*(base)) * (count)) |
965 | |
1389 | |
966 | #define array_needsize(type,base,cur,cnt,init) \ |
1390 | #define array_needsize(type,base,cur,cnt,init) \ |
967 | if (expect_false ((cnt) > (cur))) \ |
1391 | if (expect_false ((cnt) > (cur))) \ |
968 | { \ |
1392 | { \ |
969 | int ocur_ = (cur); \ |
1393 | int ecb_unused ocur_ = (cur); \ |
970 | (base) = (type *)array_realloc \ |
1394 | (base) = (type *)array_realloc \ |
971 | (sizeof (type), (base), &(cur), (cnt)); \ |
1395 | (sizeof (type), (base), &(cur), (cnt)); \ |
972 | init ((base) + (ocur_), (cur) - ocur_); \ |
1396 | init ((base) + (ocur_), (cur) - ocur_); \ |
973 | } |
1397 | } |
974 | |
1398 | |
… | |
… | |
992 | pendingcb (EV_P_ ev_prepare *w, int revents) |
1416 | pendingcb (EV_P_ ev_prepare *w, int revents) |
993 | { |
1417 | { |
994 | } |
1418 | } |
995 | |
1419 | |
996 | void noinline |
1420 | void noinline |
997 | ev_feed_event (EV_P_ void *w, int revents) |
1421 | ev_feed_event (EV_P_ void *w, int revents) EV_THROW |
998 | { |
1422 | { |
999 | W w_ = (W)w; |
1423 | W w_ = (W)w; |
1000 | int pri = ABSPRI (w_); |
1424 | int pri = ABSPRI (w_); |
1001 | |
1425 | |
1002 | if (expect_false (w_->pending)) |
1426 | if (expect_false (w_->pending)) |
… | |
… | |
1006 | w_->pending = ++pendingcnt [pri]; |
1430 | w_->pending = ++pendingcnt [pri]; |
1007 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
1431 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
1008 | pendings [pri][w_->pending - 1].w = w_; |
1432 | pendings [pri][w_->pending - 1].w = w_; |
1009 | pendings [pri][w_->pending - 1].events = revents; |
1433 | pendings [pri][w_->pending - 1].events = revents; |
1010 | } |
1434 | } |
|
|
1435 | |
|
|
1436 | pendingpri = NUMPRI - 1; |
1011 | } |
1437 | } |
1012 | |
1438 | |
1013 | inline_speed void |
1439 | inline_speed void |
1014 | feed_reverse (EV_P_ W w) |
1440 | feed_reverse (EV_P_ W w) |
1015 | { |
1441 | { |
… | |
… | |
1061 | if (expect_true (!anfd->reify)) |
1487 | if (expect_true (!anfd->reify)) |
1062 | fd_event_nocheck (EV_A_ fd, revents); |
1488 | fd_event_nocheck (EV_A_ fd, revents); |
1063 | } |
1489 | } |
1064 | |
1490 | |
1065 | void |
1491 | void |
1066 | ev_feed_fd_event (EV_P_ int fd, int revents) |
1492 | ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW |
1067 | { |
1493 | { |
1068 | if (fd >= 0 && fd < anfdmax) |
1494 | if (fd >= 0 && fd < anfdmax) |
1069 | fd_event_nocheck (EV_A_ fd, revents); |
1495 | fd_event_nocheck (EV_A_ fd, revents); |
1070 | } |
1496 | } |
1071 | |
1497 | |
… | |
… | |
1420 | } |
1846 | } |
1421 | |
1847 | |
1422 | inline_speed void |
1848 | inline_speed void |
1423 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
1849 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
1424 | { |
1850 | { |
1425 | if (!*flag) |
1851 | ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */ |
1426 | { |
1852 | |
|
|
1853 | if (expect_true (*flag)) |
|
|
1854 | return; |
|
|
1855 | |
1427 | *flag = 1; |
1856 | *flag = 1; |
1428 | |
1857 | |
|
|
1858 | ECB_MEMORY_FENCE_RELEASE; /* make sure flag is visible before the wakeup */ |
|
|
1859 | |
1429 | pipe_write_skipped = 1; |
1860 | pipe_write_skipped = 1; |
1430 | |
1861 | |
|
|
1862 | ECB_MEMORY_FENCE; /* make sure pipe_write_skipped is visible before we check pipe_write_wanted */ |
|
|
1863 | |
1431 | if (pipe_write_wanted) |
1864 | if (pipe_write_wanted) |
|
|
1865 | { |
|
|
1866 | int old_errno; |
|
|
1867 | |
|
|
1868 | pipe_write_skipped = 0; /* just an optimisation, no fence needed */ |
|
|
1869 | |
|
|
1870 | old_errno = errno; /* save errno because write will clobber it */ |
|
|
1871 | |
|
|
1872 | #if EV_USE_EVENTFD |
|
|
1873 | if (evfd >= 0) |
1432 | { |
1874 | { |
1433 | int old_errno; |
|
|
1434 | |
|
|
1435 | pipe_write_skipped = 0; |
|
|
1436 | |
|
|
1437 | old_errno = errno; /* save errno because write will clobber it */ |
|
|
1438 | |
|
|
1439 | #if EV_USE_EVENTFD |
|
|
1440 | if (evfd >= 0) |
|
|
1441 | { |
|
|
1442 | uint64_t counter = 1; |
1875 | uint64_t counter = 1; |
1443 | write (evfd, &counter, sizeof (uint64_t)); |
1876 | write (evfd, &counter, sizeof (uint64_t)); |
1444 | } |
|
|
1445 | else |
|
|
1446 | #endif |
|
|
1447 | { |
|
|
1448 | /* win32 people keep sending patches that change this write() to send() */ |
|
|
1449 | /* and then run away. but send() is wrong, it wants a socket handle on win32 */ |
|
|
1450 | /* so when you think this write should be a send instead, please find out */ |
|
|
1451 | /* where your send() is from - it's definitely not the microsoft send, and */ |
|
|
1452 | /* tell me. thank you. */ |
|
|
1453 | write (evpipe [1], &(evpipe [1]), 1); |
|
|
1454 | } |
|
|
1455 | |
|
|
1456 | errno = old_errno; |
|
|
1457 | } |
1877 | } |
|
|
1878 | else |
|
|
1879 | #endif |
|
|
1880 | { |
|
|
1881 | #ifdef _WIN32 |
|
|
1882 | WSABUF buf; |
|
|
1883 | DWORD sent; |
|
|
1884 | buf.buf = &buf; |
|
|
1885 | buf.len = 1; |
|
|
1886 | WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0); |
|
|
1887 | #else |
|
|
1888 | write (evpipe [1], &(evpipe [1]), 1); |
|
|
1889 | #endif |
|
|
1890 | } |
|
|
1891 | |
|
|
1892 | errno = old_errno; |
1458 | } |
1893 | } |
1459 | } |
1894 | } |
1460 | |
1895 | |
1461 | /* called whenever the libev signal pipe */ |
1896 | /* called whenever the libev signal pipe */ |
1462 | /* got some events (signal, async) */ |
1897 | /* got some events (signal, async) */ |
… | |
… | |
1474 | read (evfd, &counter, sizeof (uint64_t)); |
1909 | read (evfd, &counter, sizeof (uint64_t)); |
1475 | } |
1910 | } |
1476 | else |
1911 | else |
1477 | #endif |
1912 | #endif |
1478 | { |
1913 | { |
1479 | char dummy; |
1914 | char dummy[4]; |
1480 | /* see discussion in evpipe_write when you think this read should be recv in win32 */ |
1915 | #ifdef _WIN32 |
|
|
1916 | WSABUF buf; |
|
|
1917 | DWORD recvd; |
|
|
1918 | buf.buf = dummy; |
|
|
1919 | buf.len = sizeof (dummy); |
|
|
1920 | WSARecv (EV_FD_TO_WIN32_HANDLE (evpipe [0]), &buf, 1, &recvd, 0, 0, 0); |
|
|
1921 | #else |
1481 | read (evpipe [0], &dummy, 1); |
1922 | read (evpipe [0], &dummy, sizeof (dummy)); |
|
|
1923 | #endif |
1482 | } |
1924 | } |
1483 | } |
1925 | } |
1484 | |
1926 | |
1485 | pipe_write_skipped = 0; |
1927 | pipe_write_skipped = 0; |
|
|
1928 | |
|
|
1929 | ECB_MEMORY_FENCE; /* push out skipped, acquire flags */ |
1486 | |
1930 | |
1487 | #if EV_SIGNAL_ENABLE |
1931 | #if EV_SIGNAL_ENABLE |
1488 | if (sig_pending) |
1932 | if (sig_pending) |
1489 | { |
1933 | { |
1490 | sig_pending = 0; |
1934 | sig_pending = 0; |
|
|
1935 | |
|
|
1936 | ECB_MEMORY_FENCE_RELEASE; |
1491 | |
1937 | |
1492 | for (i = EV_NSIG - 1; i--; ) |
1938 | for (i = EV_NSIG - 1; i--; ) |
1493 | if (expect_false (signals [i].pending)) |
1939 | if (expect_false (signals [i].pending)) |
1494 | ev_feed_signal_event (EV_A_ i + 1); |
1940 | ev_feed_signal_event (EV_A_ i + 1); |
1495 | } |
1941 | } |
… | |
… | |
1497 | |
1943 | |
1498 | #if EV_ASYNC_ENABLE |
1944 | #if EV_ASYNC_ENABLE |
1499 | if (async_pending) |
1945 | if (async_pending) |
1500 | { |
1946 | { |
1501 | async_pending = 0; |
1947 | async_pending = 0; |
|
|
1948 | |
|
|
1949 | ECB_MEMORY_FENCE_RELEASE; |
1502 | |
1950 | |
1503 | for (i = asynccnt; i--; ) |
1951 | for (i = asynccnt; i--; ) |
1504 | if (asyncs [i]->sent) |
1952 | if (asyncs [i]->sent) |
1505 | { |
1953 | { |
1506 | asyncs [i]->sent = 0; |
1954 | asyncs [i]->sent = 0; |
… | |
… | |
1511 | } |
1959 | } |
1512 | |
1960 | |
1513 | /*****************************************************************************/ |
1961 | /*****************************************************************************/ |
1514 | |
1962 | |
1515 | void |
1963 | void |
1516 | ev_feed_signal (int signum) |
1964 | ev_feed_signal (int signum) EV_THROW |
1517 | { |
1965 | { |
1518 | #if EV_MULTIPLICITY |
1966 | #if EV_MULTIPLICITY |
1519 | EV_P = signals [signum - 1].loop; |
1967 | EV_P = signals [signum - 1].loop; |
1520 | |
1968 | |
1521 | if (!EV_A) |
1969 | if (!EV_A) |
1522 | return; |
1970 | return; |
1523 | #endif |
1971 | #endif |
1524 | |
1972 | |
1525 | evpipe_init (EV_A); |
1973 | if (!ev_active (&pipe_w)) |
|
|
1974 | return; |
1526 | |
1975 | |
1527 | signals [signum - 1].pending = 1; |
1976 | signals [signum - 1].pending = 1; |
1528 | evpipe_write (EV_A_ &sig_pending); |
1977 | evpipe_write (EV_A_ &sig_pending); |
1529 | } |
1978 | } |
1530 | |
1979 | |
… | |
… | |
1537 | |
1986 | |
1538 | ev_feed_signal (signum); |
1987 | ev_feed_signal (signum); |
1539 | } |
1988 | } |
1540 | |
1989 | |
1541 | void noinline |
1990 | void noinline |
1542 | ev_feed_signal_event (EV_P_ int signum) |
1991 | ev_feed_signal_event (EV_P_ int signum) EV_THROW |
1543 | { |
1992 | { |
1544 | WL w; |
1993 | WL w; |
1545 | |
1994 | |
1546 | if (expect_false (signum <= 0 || signum > EV_NSIG)) |
1995 | if (expect_false (signum <= 0 || signum > EV_NSIG)) |
1547 | return; |
1996 | return; |
… | |
… | |
1663 | #if EV_USE_SELECT |
2112 | #if EV_USE_SELECT |
1664 | # include "ev_select.c" |
2113 | # include "ev_select.c" |
1665 | #endif |
2114 | #endif |
1666 | |
2115 | |
1667 | int ecb_cold |
2116 | int ecb_cold |
1668 | ev_version_major (void) |
2117 | ev_version_major (void) EV_THROW |
1669 | { |
2118 | { |
1670 | return EV_VERSION_MAJOR; |
2119 | return EV_VERSION_MAJOR; |
1671 | } |
2120 | } |
1672 | |
2121 | |
1673 | int ecb_cold |
2122 | int ecb_cold |
1674 | ev_version_minor (void) |
2123 | ev_version_minor (void) EV_THROW |
1675 | { |
2124 | { |
1676 | return EV_VERSION_MINOR; |
2125 | return EV_VERSION_MINOR; |
1677 | } |
2126 | } |
1678 | |
2127 | |
1679 | /* return true if we are running with elevated privileges and should ignore env variables */ |
2128 | /* return true if we are running with elevated privileges and should ignore env variables */ |
… | |
… | |
1687 | || getgid () != getegid (); |
2136 | || getgid () != getegid (); |
1688 | #endif |
2137 | #endif |
1689 | } |
2138 | } |
1690 | |
2139 | |
1691 | unsigned int ecb_cold |
2140 | unsigned int ecb_cold |
1692 | ev_supported_backends (void) |
2141 | ev_supported_backends (void) EV_THROW |
1693 | { |
2142 | { |
1694 | unsigned int flags = 0; |
2143 | unsigned int flags = 0; |
1695 | |
2144 | |
1696 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
2145 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
1697 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
2146 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
… | |
… | |
1701 | |
2150 | |
1702 | return flags; |
2151 | return flags; |
1703 | } |
2152 | } |
1704 | |
2153 | |
1705 | unsigned int ecb_cold |
2154 | unsigned int ecb_cold |
1706 | ev_recommended_backends (void) |
2155 | ev_recommended_backends (void) EV_THROW |
1707 | { |
2156 | { |
1708 | unsigned int flags = ev_supported_backends (); |
2157 | unsigned int flags = ev_supported_backends (); |
1709 | |
2158 | |
1710 | #ifndef __NetBSD__ |
2159 | #ifndef __NetBSD__ |
1711 | /* kqueue is borked on everything but netbsd apparently */ |
2160 | /* kqueue is borked on everything but netbsd apparently */ |
… | |
… | |
1723 | |
2172 | |
1724 | return flags; |
2173 | return flags; |
1725 | } |
2174 | } |
1726 | |
2175 | |
1727 | unsigned int ecb_cold |
2176 | unsigned int ecb_cold |
1728 | ev_embeddable_backends (void) |
2177 | ev_embeddable_backends (void) EV_THROW |
1729 | { |
2178 | { |
1730 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
2179 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
1731 | |
2180 | |
1732 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
2181 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
1733 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
2182 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
… | |
… | |
1735 | |
2184 | |
1736 | return flags; |
2185 | return flags; |
1737 | } |
2186 | } |
1738 | |
2187 | |
1739 | unsigned int |
2188 | unsigned int |
1740 | ev_backend (EV_P) |
2189 | ev_backend (EV_P) EV_THROW |
1741 | { |
2190 | { |
1742 | return backend; |
2191 | return backend; |
1743 | } |
2192 | } |
1744 | |
2193 | |
1745 | #if EV_FEATURE_API |
2194 | #if EV_FEATURE_API |
1746 | unsigned int |
2195 | unsigned int |
1747 | ev_iteration (EV_P) |
2196 | ev_iteration (EV_P) EV_THROW |
1748 | { |
2197 | { |
1749 | return loop_count; |
2198 | return loop_count; |
1750 | } |
2199 | } |
1751 | |
2200 | |
1752 | unsigned int |
2201 | unsigned int |
1753 | ev_depth (EV_P) |
2202 | ev_depth (EV_P) EV_THROW |
1754 | { |
2203 | { |
1755 | return loop_depth; |
2204 | return loop_depth; |
1756 | } |
2205 | } |
1757 | |
2206 | |
1758 | void |
2207 | void |
1759 | ev_set_io_collect_interval (EV_P_ ev_tstamp interval) |
2208 | ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW |
1760 | { |
2209 | { |
1761 | io_blocktime = interval; |
2210 | io_blocktime = interval; |
1762 | } |
2211 | } |
1763 | |
2212 | |
1764 | void |
2213 | void |
1765 | ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) |
2214 | ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW |
1766 | { |
2215 | { |
1767 | timeout_blocktime = interval; |
2216 | timeout_blocktime = interval; |
1768 | } |
2217 | } |
1769 | |
2218 | |
1770 | void |
2219 | void |
1771 | ev_set_userdata (EV_P_ void *data) |
2220 | ev_set_userdata (EV_P_ void *data) EV_THROW |
1772 | { |
2221 | { |
1773 | userdata = data; |
2222 | userdata = data; |
1774 | } |
2223 | } |
1775 | |
2224 | |
1776 | void * |
2225 | void * |
1777 | ev_userdata (EV_P) |
2226 | ev_userdata (EV_P) EV_THROW |
1778 | { |
2227 | { |
1779 | return userdata; |
2228 | return userdata; |
1780 | } |
2229 | } |
1781 | |
2230 | |
1782 | void |
2231 | void |
1783 | ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) |
2232 | ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) EV_THROW |
1784 | { |
2233 | { |
1785 | invoke_cb = invoke_pending_cb; |
2234 | invoke_cb = invoke_pending_cb; |
1786 | } |
2235 | } |
1787 | |
2236 | |
1788 | void |
2237 | void |
1789 | ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)) |
2238 | ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW |
1790 | { |
2239 | { |
1791 | release_cb = release; |
2240 | release_cb = release; |
1792 | acquire_cb = acquire; |
2241 | acquire_cb = acquire; |
1793 | } |
2242 | } |
1794 | #endif |
2243 | #endif |
1795 | |
2244 | |
1796 | /* initialise a loop structure, must be zero-initialised */ |
2245 | /* initialise a loop structure, must be zero-initialised */ |
1797 | static void noinline ecb_cold |
2246 | static void noinline ecb_cold |
1798 | loop_init (EV_P_ unsigned int flags) |
2247 | loop_init (EV_P_ unsigned int flags) EV_THROW |
1799 | { |
2248 | { |
1800 | if (!backend) |
2249 | if (!backend) |
1801 | { |
2250 | { |
1802 | origflags = flags; |
2251 | origflags = flags; |
1803 | |
2252 | |
… | |
… | |
2056 | } |
2505 | } |
2057 | |
2506 | |
2058 | #if EV_MULTIPLICITY |
2507 | #if EV_MULTIPLICITY |
2059 | |
2508 | |
2060 | struct ev_loop * ecb_cold |
2509 | struct ev_loop * ecb_cold |
2061 | ev_loop_new (unsigned int flags) |
2510 | ev_loop_new (unsigned int flags) EV_THROW |
2062 | { |
2511 | { |
2063 | EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
2512 | EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
2064 | |
2513 | |
2065 | memset (EV_A, 0, sizeof (struct ev_loop)); |
2514 | memset (EV_A, 0, sizeof (struct ev_loop)); |
2066 | loop_init (EV_A_ flags); |
2515 | loop_init (EV_A_ flags); |
… | |
… | |
2110 | } |
2559 | } |
2111 | #endif |
2560 | #endif |
2112 | |
2561 | |
2113 | #if EV_FEATURE_API |
2562 | #if EV_FEATURE_API |
2114 | void ecb_cold |
2563 | void ecb_cold |
2115 | ev_verify (EV_P) |
2564 | ev_verify (EV_P) EV_THROW |
2116 | { |
2565 | { |
2117 | #if EV_VERIFY |
2566 | #if EV_VERIFY |
2118 | int i; |
2567 | int i, j; |
2119 | WL w; |
2568 | WL w, w2; |
2120 | |
2569 | |
2121 | assert (activecnt >= -1); |
2570 | assert (activecnt >= -1); |
2122 | |
2571 | |
2123 | assert (fdchangemax >= fdchangecnt); |
2572 | assert (fdchangemax >= fdchangecnt); |
2124 | for (i = 0; i < fdchangecnt; ++i) |
2573 | for (i = 0; i < fdchangecnt; ++i) |
2125 | assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); |
2574 | assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); |
2126 | |
2575 | |
2127 | assert (anfdmax >= 0); |
2576 | assert (anfdmax >= 0); |
2128 | for (i = 0; i < anfdmax; ++i) |
2577 | for (i = j = 0; i < anfdmax; ++i) |
2129 | for (w = anfds [i].head; w; w = w->next) |
2578 | for (w = w2 = anfds [i].head; w; w = w->next) |
2130 | { |
2579 | { |
2131 | verify_watcher (EV_A_ (W)w); |
2580 | verify_watcher (EV_A_ (W)w); |
|
|
2581 | |
|
|
2582 | if (++j & 1) |
|
|
2583 | w2 = w2->next; |
|
|
2584 | |
|
|
2585 | assert (("libev: io watcher list contains a loop", w != w2)); |
2132 | assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); |
2586 | assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); |
2133 | assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); |
2587 | assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); |
2134 | } |
2588 | } |
2135 | |
2589 | |
2136 | assert (timermax >= timercnt); |
2590 | assert (timermax >= timercnt); |
… | |
… | |
2189 | #if EV_MULTIPLICITY |
2643 | #if EV_MULTIPLICITY |
2190 | struct ev_loop * ecb_cold |
2644 | struct ev_loop * ecb_cold |
2191 | #else |
2645 | #else |
2192 | int |
2646 | int |
2193 | #endif |
2647 | #endif |
2194 | ev_default_loop (unsigned int flags) |
2648 | ev_default_loop (unsigned int flags) EV_THROW |
2195 | { |
2649 | { |
2196 | if (!ev_default_loop_ptr) |
2650 | if (!ev_default_loop_ptr) |
2197 | { |
2651 | { |
2198 | #if EV_MULTIPLICITY |
2652 | #if EV_MULTIPLICITY |
2199 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
2653 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
… | |
… | |
2218 | |
2672 | |
2219 | return ev_default_loop_ptr; |
2673 | return ev_default_loop_ptr; |
2220 | } |
2674 | } |
2221 | |
2675 | |
2222 | void |
2676 | void |
2223 | ev_loop_fork (EV_P) |
2677 | ev_loop_fork (EV_P) EV_THROW |
2224 | { |
2678 | { |
2225 | postfork = 1; /* must be in line with ev_default_fork */ |
2679 | postfork = 1; /* must be in line with ev_default_fork */ |
2226 | } |
2680 | } |
2227 | |
2681 | |
2228 | /*****************************************************************************/ |
2682 | /*****************************************************************************/ |
… | |
… | |
2232 | { |
2686 | { |
2233 | EV_CB_INVOKE ((W)w, revents); |
2687 | EV_CB_INVOKE ((W)w, revents); |
2234 | } |
2688 | } |
2235 | |
2689 | |
2236 | unsigned int |
2690 | unsigned int |
2237 | ev_pending_count (EV_P) |
2691 | ev_pending_count (EV_P) EV_THROW |
2238 | { |
2692 | { |
2239 | int pri; |
2693 | int pri; |
2240 | unsigned int count = 0; |
2694 | unsigned int count = 0; |
2241 | |
2695 | |
2242 | for (pri = NUMPRI; pri--; ) |
2696 | for (pri = NUMPRI; pri--; ) |
… | |
… | |
2246 | } |
2700 | } |
2247 | |
2701 | |
2248 | void noinline |
2702 | void noinline |
2249 | ev_invoke_pending (EV_P) |
2703 | ev_invoke_pending (EV_P) |
2250 | { |
2704 | { |
2251 | int pri; |
2705 | for (pendingpri = NUMPRI; pendingpri--; ) /* pendingpri is modified during the loop */ |
2252 | |
|
|
2253 | for (pri = NUMPRI; pri--; ) |
|
|
2254 | while (pendingcnt [pri]) |
2706 | while (pendingcnt [pendingpri]) |
2255 | { |
2707 | { |
2256 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
2708 | ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri]; |
2257 | |
2709 | |
2258 | p->w->pending = 0; |
2710 | p->w->pending = 0; |
2259 | EV_CB_INVOKE (p->w, p->events); |
2711 | EV_CB_INVOKE (p->w, p->events); |
2260 | EV_FREQUENT_CHECK; |
2712 | EV_FREQUENT_CHECK; |
2261 | } |
2713 | } |
… | |
… | |
2501 | |
2953 | |
2502 | mn_now = ev_rt_now; |
2954 | mn_now = ev_rt_now; |
2503 | } |
2955 | } |
2504 | } |
2956 | } |
2505 | |
2957 | |
2506 | void |
2958 | int |
2507 | ev_run (EV_P_ int flags) |
2959 | ev_run (EV_P_ int flags) |
2508 | { |
2960 | { |
2509 | #if EV_FEATURE_API |
2961 | #if EV_FEATURE_API |
2510 | ++loop_depth; |
2962 | ++loop_depth; |
2511 | #endif |
2963 | #endif |
… | |
… | |
2572 | time_update (EV_A_ 1e100); |
3024 | time_update (EV_A_ 1e100); |
2573 | |
3025 | |
2574 | /* from now on, we want a pipe-wake-up */ |
3026 | /* from now on, we want a pipe-wake-up */ |
2575 | pipe_write_wanted = 1; |
3027 | pipe_write_wanted = 1; |
2576 | |
3028 | |
|
|
3029 | ECB_MEMORY_FENCE; /* make sure pipe_write_wanted is visible before we check for potential skips */ |
|
|
3030 | |
2577 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
3031 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
2578 | { |
3032 | { |
2579 | waittime = MAX_BLOCKTIME; |
3033 | waittime = MAX_BLOCKTIME; |
2580 | |
3034 | |
2581 | if (timercnt) |
3035 | if (timercnt) |
… | |
… | |
2622 | #endif |
3076 | #endif |
2623 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
3077 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
2624 | backend_poll (EV_A_ waittime); |
3078 | backend_poll (EV_A_ waittime); |
2625 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
3079 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
2626 | |
3080 | |
2627 | pipe_write_wanted = 0; |
3081 | pipe_write_wanted = 0; /* just an optimisation, no fence needed */ |
2628 | |
3082 | |
2629 | if (pipe_write_skipped) |
3083 | if (pipe_write_skipped) |
2630 | { |
3084 | { |
2631 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3085 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
2632 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3086 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
… | |
… | |
2666 | loop_done = EVBREAK_CANCEL; |
3120 | loop_done = EVBREAK_CANCEL; |
2667 | |
3121 | |
2668 | #if EV_FEATURE_API |
3122 | #if EV_FEATURE_API |
2669 | --loop_depth; |
3123 | --loop_depth; |
2670 | #endif |
3124 | #endif |
|
|
3125 | |
|
|
3126 | return activecnt; |
2671 | } |
3127 | } |
2672 | |
3128 | |
2673 | void |
3129 | void |
2674 | ev_break (EV_P_ int how) |
3130 | ev_break (EV_P_ int how) EV_THROW |
2675 | { |
3131 | { |
2676 | loop_done = how; |
3132 | loop_done = how; |
2677 | } |
3133 | } |
2678 | |
3134 | |
2679 | void |
3135 | void |
2680 | ev_ref (EV_P) |
3136 | ev_ref (EV_P) EV_THROW |
2681 | { |
3137 | { |
2682 | ++activecnt; |
3138 | ++activecnt; |
2683 | } |
3139 | } |
2684 | |
3140 | |
2685 | void |
3141 | void |
2686 | ev_unref (EV_P) |
3142 | ev_unref (EV_P) EV_THROW |
2687 | { |
3143 | { |
2688 | --activecnt; |
3144 | --activecnt; |
2689 | } |
3145 | } |
2690 | |
3146 | |
2691 | void |
3147 | void |
2692 | ev_now_update (EV_P) |
3148 | ev_now_update (EV_P) EV_THROW |
2693 | { |
3149 | { |
2694 | time_update (EV_A_ 1e100); |
3150 | time_update (EV_A_ 1e100); |
2695 | } |
3151 | } |
2696 | |
3152 | |
2697 | void |
3153 | void |
2698 | ev_suspend (EV_P) |
3154 | ev_suspend (EV_P) EV_THROW |
2699 | { |
3155 | { |
2700 | ev_now_update (EV_A); |
3156 | ev_now_update (EV_A); |
2701 | } |
3157 | } |
2702 | |
3158 | |
2703 | void |
3159 | void |
2704 | ev_resume (EV_P) |
3160 | ev_resume (EV_P) EV_THROW |
2705 | { |
3161 | { |
2706 | ev_tstamp mn_prev = mn_now; |
3162 | ev_tstamp mn_prev = mn_now; |
2707 | |
3163 | |
2708 | ev_now_update (EV_A); |
3164 | ev_now_update (EV_A); |
2709 | timers_reschedule (EV_A_ mn_now - mn_prev); |
3165 | timers_reschedule (EV_A_ mn_now - mn_prev); |
… | |
… | |
2748 | w->pending = 0; |
3204 | w->pending = 0; |
2749 | } |
3205 | } |
2750 | } |
3206 | } |
2751 | |
3207 | |
2752 | int |
3208 | int |
2753 | ev_clear_pending (EV_P_ void *w) |
3209 | ev_clear_pending (EV_P_ void *w) EV_THROW |
2754 | { |
3210 | { |
2755 | W w_ = (W)w; |
3211 | W w_ = (W)w; |
2756 | int pending = w_->pending; |
3212 | int pending = w_->pending; |
2757 | |
3213 | |
2758 | if (expect_true (pending)) |
3214 | if (expect_true (pending)) |
… | |
… | |
2791 | } |
3247 | } |
2792 | |
3248 | |
2793 | /*****************************************************************************/ |
3249 | /*****************************************************************************/ |
2794 | |
3250 | |
2795 | void noinline |
3251 | void noinline |
2796 | ev_io_start (EV_P_ ev_io *w) |
3252 | ev_io_start (EV_P_ ev_io *w) EV_THROW |
2797 | { |
3253 | { |
2798 | int fd = w->fd; |
3254 | int fd = w->fd; |
2799 | |
3255 | |
2800 | if (expect_false (ev_is_active (w))) |
3256 | if (expect_false (ev_is_active (w))) |
2801 | return; |
3257 | return; |
… | |
… | |
2807 | |
3263 | |
2808 | ev_start (EV_A_ (W)w, 1); |
3264 | ev_start (EV_A_ (W)w, 1); |
2809 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); |
3265 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); |
2810 | wlist_add (&anfds[fd].head, (WL)w); |
3266 | wlist_add (&anfds[fd].head, (WL)w); |
2811 | |
3267 | |
|
|
3268 | /* common bug, apparently */ |
|
|
3269 | assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w)); |
|
|
3270 | |
2812 | fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); |
3271 | fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); |
2813 | w->events &= ~EV__IOFDSET; |
3272 | w->events &= ~EV__IOFDSET; |
2814 | |
3273 | |
2815 | EV_FREQUENT_CHECK; |
3274 | EV_FREQUENT_CHECK; |
2816 | } |
3275 | } |
2817 | |
3276 | |
2818 | void noinline |
3277 | void noinline |
2819 | ev_io_stop (EV_P_ ev_io *w) |
3278 | ev_io_stop (EV_P_ ev_io *w) EV_THROW |
2820 | { |
3279 | { |
2821 | clear_pending (EV_A_ (W)w); |
3280 | clear_pending (EV_A_ (W)w); |
2822 | if (expect_false (!ev_is_active (w))) |
3281 | if (expect_false (!ev_is_active (w))) |
2823 | return; |
3282 | return; |
2824 | |
3283 | |
… | |
… | |
2833 | |
3292 | |
2834 | EV_FREQUENT_CHECK; |
3293 | EV_FREQUENT_CHECK; |
2835 | } |
3294 | } |
2836 | |
3295 | |
2837 | void noinline |
3296 | void noinline |
2838 | ev_timer_start (EV_P_ ev_timer *w) |
3297 | ev_timer_start (EV_P_ ev_timer *w) EV_THROW |
2839 | { |
3298 | { |
2840 | if (expect_false (ev_is_active (w))) |
3299 | if (expect_false (ev_is_active (w))) |
2841 | return; |
3300 | return; |
2842 | |
3301 | |
2843 | ev_at (w) += mn_now; |
3302 | ev_at (w) += mn_now; |
… | |
… | |
2857 | |
3316 | |
2858 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
3317 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
2859 | } |
3318 | } |
2860 | |
3319 | |
2861 | void noinline |
3320 | void noinline |
2862 | ev_timer_stop (EV_P_ ev_timer *w) |
3321 | ev_timer_stop (EV_P_ ev_timer *w) EV_THROW |
2863 | { |
3322 | { |
2864 | clear_pending (EV_A_ (W)w); |
3323 | clear_pending (EV_A_ (W)w); |
2865 | if (expect_false (!ev_is_active (w))) |
3324 | if (expect_false (!ev_is_active (w))) |
2866 | return; |
3325 | return; |
2867 | |
3326 | |
… | |
… | |
2887 | |
3346 | |
2888 | EV_FREQUENT_CHECK; |
3347 | EV_FREQUENT_CHECK; |
2889 | } |
3348 | } |
2890 | |
3349 | |
2891 | void noinline |
3350 | void noinline |
2892 | ev_timer_again (EV_P_ ev_timer *w) |
3351 | ev_timer_again (EV_P_ ev_timer *w) EV_THROW |
2893 | { |
3352 | { |
2894 | EV_FREQUENT_CHECK; |
3353 | EV_FREQUENT_CHECK; |
|
|
3354 | |
|
|
3355 | clear_pending (EV_A_ (W)w); |
2895 | |
3356 | |
2896 | if (ev_is_active (w)) |
3357 | if (ev_is_active (w)) |
2897 | { |
3358 | { |
2898 | if (w->repeat) |
3359 | if (w->repeat) |
2899 | { |
3360 | { |
… | |
… | |
2912 | |
3373 | |
2913 | EV_FREQUENT_CHECK; |
3374 | EV_FREQUENT_CHECK; |
2914 | } |
3375 | } |
2915 | |
3376 | |
2916 | ev_tstamp |
3377 | ev_tstamp |
2917 | ev_timer_remaining (EV_P_ ev_timer *w) |
3378 | ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW |
2918 | { |
3379 | { |
2919 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
3380 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
2920 | } |
3381 | } |
2921 | |
3382 | |
2922 | #if EV_PERIODIC_ENABLE |
3383 | #if EV_PERIODIC_ENABLE |
2923 | void noinline |
3384 | void noinline |
2924 | ev_periodic_start (EV_P_ ev_periodic *w) |
3385 | ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW |
2925 | { |
3386 | { |
2926 | if (expect_false (ev_is_active (w))) |
3387 | if (expect_false (ev_is_active (w))) |
2927 | return; |
3388 | return; |
2928 | |
3389 | |
2929 | if (w->reschedule_cb) |
3390 | if (w->reschedule_cb) |
… | |
… | |
2949 | |
3410 | |
2950 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
3411 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
2951 | } |
3412 | } |
2952 | |
3413 | |
2953 | void noinline |
3414 | void noinline |
2954 | ev_periodic_stop (EV_P_ ev_periodic *w) |
3415 | ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW |
2955 | { |
3416 | { |
2956 | clear_pending (EV_A_ (W)w); |
3417 | clear_pending (EV_A_ (W)w); |
2957 | if (expect_false (!ev_is_active (w))) |
3418 | if (expect_false (!ev_is_active (w))) |
2958 | return; |
3419 | return; |
2959 | |
3420 | |
… | |
… | |
2977 | |
3438 | |
2978 | EV_FREQUENT_CHECK; |
3439 | EV_FREQUENT_CHECK; |
2979 | } |
3440 | } |
2980 | |
3441 | |
2981 | void noinline |
3442 | void noinline |
2982 | ev_periodic_again (EV_P_ ev_periodic *w) |
3443 | ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW |
2983 | { |
3444 | { |
2984 | /* TODO: use adjustheap and recalculation */ |
3445 | /* TODO: use adjustheap and recalculation */ |
2985 | ev_periodic_stop (EV_A_ w); |
3446 | ev_periodic_stop (EV_A_ w); |
2986 | ev_periodic_start (EV_A_ w); |
3447 | ev_periodic_start (EV_A_ w); |
2987 | } |
3448 | } |
… | |
… | |
2992 | #endif |
3453 | #endif |
2993 | |
3454 | |
2994 | #if EV_SIGNAL_ENABLE |
3455 | #if EV_SIGNAL_ENABLE |
2995 | |
3456 | |
2996 | void noinline |
3457 | void noinline |
2997 | ev_signal_start (EV_P_ ev_signal *w) |
3458 | ev_signal_start (EV_P_ ev_signal *w) EV_THROW |
2998 | { |
3459 | { |
2999 | if (expect_false (ev_is_active (w))) |
3460 | if (expect_false (ev_is_active (w))) |
3000 | return; |
3461 | return; |
3001 | |
3462 | |
3002 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
3463 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
… | |
… | |
3073 | |
3534 | |
3074 | EV_FREQUENT_CHECK; |
3535 | EV_FREQUENT_CHECK; |
3075 | } |
3536 | } |
3076 | |
3537 | |
3077 | void noinline |
3538 | void noinline |
3078 | ev_signal_stop (EV_P_ ev_signal *w) |
3539 | ev_signal_stop (EV_P_ ev_signal *w) EV_THROW |
3079 | { |
3540 | { |
3080 | clear_pending (EV_A_ (W)w); |
3541 | clear_pending (EV_A_ (W)w); |
3081 | if (expect_false (!ev_is_active (w))) |
3542 | if (expect_false (!ev_is_active (w))) |
3082 | return; |
3543 | return; |
3083 | |
3544 | |
… | |
… | |
3114 | #endif |
3575 | #endif |
3115 | |
3576 | |
3116 | #if EV_CHILD_ENABLE |
3577 | #if EV_CHILD_ENABLE |
3117 | |
3578 | |
3118 | void |
3579 | void |
3119 | ev_child_start (EV_P_ ev_child *w) |
3580 | ev_child_start (EV_P_ ev_child *w) EV_THROW |
3120 | { |
3581 | { |
3121 | #if EV_MULTIPLICITY |
3582 | #if EV_MULTIPLICITY |
3122 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
3583 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
3123 | #endif |
3584 | #endif |
3124 | if (expect_false (ev_is_active (w))) |
3585 | if (expect_false (ev_is_active (w))) |
… | |
… | |
3131 | |
3592 | |
3132 | EV_FREQUENT_CHECK; |
3593 | EV_FREQUENT_CHECK; |
3133 | } |
3594 | } |
3134 | |
3595 | |
3135 | void |
3596 | void |
3136 | ev_child_stop (EV_P_ ev_child *w) |
3597 | ev_child_stop (EV_P_ ev_child *w) EV_THROW |
3137 | { |
3598 | { |
3138 | clear_pending (EV_A_ (W)w); |
3599 | clear_pending (EV_A_ (W)w); |
3139 | if (expect_false (!ev_is_active (w))) |
3600 | if (expect_false (!ev_is_active (w))) |
3140 | return; |
3601 | return; |
3141 | |
3602 | |
… | |
… | |
3308 | } |
3769 | } |
3309 | |
3770 | |
3310 | inline_size int |
3771 | inline_size int |
3311 | infy_newfd (void) |
3772 | infy_newfd (void) |
3312 | { |
3773 | { |
3313 | #if defined (IN_CLOEXEC) && defined (IN_NONBLOCK) |
3774 | #if defined IN_CLOEXEC && defined IN_NONBLOCK |
3314 | int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); |
3775 | int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); |
3315 | if (fd >= 0) |
3776 | if (fd >= 0) |
3316 | return fd; |
3777 | return fd; |
3317 | #endif |
3778 | #endif |
3318 | return inotify_init (); |
3779 | return inotify_init (); |
… | |
… | |
3393 | #else |
3854 | #else |
3394 | # define EV_LSTAT(p,b) lstat (p, b) |
3855 | # define EV_LSTAT(p,b) lstat (p, b) |
3395 | #endif |
3856 | #endif |
3396 | |
3857 | |
3397 | void |
3858 | void |
3398 | ev_stat_stat (EV_P_ ev_stat *w) |
3859 | ev_stat_stat (EV_P_ ev_stat *w) EV_THROW |
3399 | { |
3860 | { |
3400 | if (lstat (w->path, &w->attr) < 0) |
3861 | if (lstat (w->path, &w->attr) < 0) |
3401 | w->attr.st_nlink = 0; |
3862 | w->attr.st_nlink = 0; |
3402 | else if (!w->attr.st_nlink) |
3863 | else if (!w->attr.st_nlink) |
3403 | w->attr.st_nlink = 1; |
3864 | w->attr.st_nlink = 1; |
… | |
… | |
3442 | ev_feed_event (EV_A_ w, EV_STAT); |
3903 | ev_feed_event (EV_A_ w, EV_STAT); |
3443 | } |
3904 | } |
3444 | } |
3905 | } |
3445 | |
3906 | |
3446 | void |
3907 | void |
3447 | ev_stat_start (EV_P_ ev_stat *w) |
3908 | ev_stat_start (EV_P_ ev_stat *w) EV_THROW |
3448 | { |
3909 | { |
3449 | if (expect_false (ev_is_active (w))) |
3910 | if (expect_false (ev_is_active (w))) |
3450 | return; |
3911 | return; |
3451 | |
3912 | |
3452 | ev_stat_stat (EV_A_ w); |
3913 | ev_stat_stat (EV_A_ w); |
… | |
… | |
3473 | |
3934 | |
3474 | EV_FREQUENT_CHECK; |
3935 | EV_FREQUENT_CHECK; |
3475 | } |
3936 | } |
3476 | |
3937 | |
3477 | void |
3938 | void |
3478 | ev_stat_stop (EV_P_ ev_stat *w) |
3939 | ev_stat_stop (EV_P_ ev_stat *w) EV_THROW |
3479 | { |
3940 | { |
3480 | clear_pending (EV_A_ (W)w); |
3941 | clear_pending (EV_A_ (W)w); |
3481 | if (expect_false (!ev_is_active (w))) |
3942 | if (expect_false (!ev_is_active (w))) |
3482 | return; |
3943 | return; |
3483 | |
3944 | |
… | |
… | |
3499 | } |
3960 | } |
3500 | #endif |
3961 | #endif |
3501 | |
3962 | |
3502 | #if EV_IDLE_ENABLE |
3963 | #if EV_IDLE_ENABLE |
3503 | void |
3964 | void |
3504 | ev_idle_start (EV_P_ ev_idle *w) |
3965 | ev_idle_start (EV_P_ ev_idle *w) EV_THROW |
3505 | { |
3966 | { |
3506 | if (expect_false (ev_is_active (w))) |
3967 | if (expect_false (ev_is_active (w))) |
3507 | return; |
3968 | return; |
3508 | |
3969 | |
3509 | pri_adjust (EV_A_ (W)w); |
3970 | pri_adjust (EV_A_ (W)w); |
… | |
… | |
3522 | |
3983 | |
3523 | EV_FREQUENT_CHECK; |
3984 | EV_FREQUENT_CHECK; |
3524 | } |
3985 | } |
3525 | |
3986 | |
3526 | void |
3987 | void |
3527 | ev_idle_stop (EV_P_ ev_idle *w) |
3988 | ev_idle_stop (EV_P_ ev_idle *w) EV_THROW |
3528 | { |
3989 | { |
3529 | clear_pending (EV_A_ (W)w); |
3990 | clear_pending (EV_A_ (W)w); |
3530 | if (expect_false (!ev_is_active (w))) |
3991 | if (expect_false (!ev_is_active (w))) |
3531 | return; |
3992 | return; |
3532 | |
3993 | |
… | |
… | |
3546 | } |
4007 | } |
3547 | #endif |
4008 | #endif |
3548 | |
4009 | |
3549 | #if EV_PREPARE_ENABLE |
4010 | #if EV_PREPARE_ENABLE |
3550 | void |
4011 | void |
3551 | ev_prepare_start (EV_P_ ev_prepare *w) |
4012 | ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW |
3552 | { |
4013 | { |
3553 | if (expect_false (ev_is_active (w))) |
4014 | if (expect_false (ev_is_active (w))) |
3554 | return; |
4015 | return; |
3555 | |
4016 | |
3556 | EV_FREQUENT_CHECK; |
4017 | EV_FREQUENT_CHECK; |
… | |
… | |
3561 | |
4022 | |
3562 | EV_FREQUENT_CHECK; |
4023 | EV_FREQUENT_CHECK; |
3563 | } |
4024 | } |
3564 | |
4025 | |
3565 | void |
4026 | void |
3566 | ev_prepare_stop (EV_P_ ev_prepare *w) |
4027 | ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW |
3567 | { |
4028 | { |
3568 | clear_pending (EV_A_ (W)w); |
4029 | clear_pending (EV_A_ (W)w); |
3569 | if (expect_false (!ev_is_active (w))) |
4030 | if (expect_false (!ev_is_active (w))) |
3570 | return; |
4031 | return; |
3571 | |
4032 | |
… | |
… | |
3584 | } |
4045 | } |
3585 | #endif |
4046 | #endif |
3586 | |
4047 | |
3587 | #if EV_CHECK_ENABLE |
4048 | #if EV_CHECK_ENABLE |
3588 | void |
4049 | void |
3589 | ev_check_start (EV_P_ ev_check *w) |
4050 | ev_check_start (EV_P_ ev_check *w) EV_THROW |
3590 | { |
4051 | { |
3591 | if (expect_false (ev_is_active (w))) |
4052 | if (expect_false (ev_is_active (w))) |
3592 | return; |
4053 | return; |
3593 | |
4054 | |
3594 | EV_FREQUENT_CHECK; |
4055 | EV_FREQUENT_CHECK; |
… | |
… | |
3599 | |
4060 | |
3600 | EV_FREQUENT_CHECK; |
4061 | EV_FREQUENT_CHECK; |
3601 | } |
4062 | } |
3602 | |
4063 | |
3603 | void |
4064 | void |
3604 | ev_check_stop (EV_P_ ev_check *w) |
4065 | ev_check_stop (EV_P_ ev_check *w) EV_THROW |
3605 | { |
4066 | { |
3606 | clear_pending (EV_A_ (W)w); |
4067 | clear_pending (EV_A_ (W)w); |
3607 | if (expect_false (!ev_is_active (w))) |
4068 | if (expect_false (!ev_is_active (w))) |
3608 | return; |
4069 | return; |
3609 | |
4070 | |
… | |
… | |
3622 | } |
4083 | } |
3623 | #endif |
4084 | #endif |
3624 | |
4085 | |
3625 | #if EV_EMBED_ENABLE |
4086 | #if EV_EMBED_ENABLE |
3626 | void noinline |
4087 | void noinline |
3627 | ev_embed_sweep (EV_P_ ev_embed *w) |
4088 | ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW |
3628 | { |
4089 | { |
3629 | ev_run (w->other, EVRUN_NOWAIT); |
4090 | ev_run (w->other, EVRUN_NOWAIT); |
3630 | } |
4091 | } |
3631 | |
4092 | |
3632 | static void |
4093 | static void |
… | |
… | |
3680 | ev_idle_stop (EV_A_ idle); |
4141 | ev_idle_stop (EV_A_ idle); |
3681 | } |
4142 | } |
3682 | #endif |
4143 | #endif |
3683 | |
4144 | |
3684 | void |
4145 | void |
3685 | ev_embed_start (EV_P_ ev_embed *w) |
4146 | ev_embed_start (EV_P_ ev_embed *w) EV_THROW |
3686 | { |
4147 | { |
3687 | if (expect_false (ev_is_active (w))) |
4148 | if (expect_false (ev_is_active (w))) |
3688 | return; |
4149 | return; |
3689 | |
4150 | |
3690 | { |
4151 | { |
… | |
… | |
3711 | |
4172 | |
3712 | EV_FREQUENT_CHECK; |
4173 | EV_FREQUENT_CHECK; |
3713 | } |
4174 | } |
3714 | |
4175 | |
3715 | void |
4176 | void |
3716 | ev_embed_stop (EV_P_ ev_embed *w) |
4177 | ev_embed_stop (EV_P_ ev_embed *w) EV_THROW |
3717 | { |
4178 | { |
3718 | clear_pending (EV_A_ (W)w); |
4179 | clear_pending (EV_A_ (W)w); |
3719 | if (expect_false (!ev_is_active (w))) |
4180 | if (expect_false (!ev_is_active (w))) |
3720 | return; |
4181 | return; |
3721 | |
4182 | |
… | |
… | |
3731 | } |
4192 | } |
3732 | #endif |
4193 | #endif |
3733 | |
4194 | |
3734 | #if EV_FORK_ENABLE |
4195 | #if EV_FORK_ENABLE |
3735 | void |
4196 | void |
3736 | ev_fork_start (EV_P_ ev_fork *w) |
4197 | ev_fork_start (EV_P_ ev_fork *w) EV_THROW |
3737 | { |
4198 | { |
3738 | if (expect_false (ev_is_active (w))) |
4199 | if (expect_false (ev_is_active (w))) |
3739 | return; |
4200 | return; |
3740 | |
4201 | |
3741 | EV_FREQUENT_CHECK; |
4202 | EV_FREQUENT_CHECK; |
… | |
… | |
3746 | |
4207 | |
3747 | EV_FREQUENT_CHECK; |
4208 | EV_FREQUENT_CHECK; |
3748 | } |
4209 | } |
3749 | |
4210 | |
3750 | void |
4211 | void |
3751 | ev_fork_stop (EV_P_ ev_fork *w) |
4212 | ev_fork_stop (EV_P_ ev_fork *w) EV_THROW |
3752 | { |
4213 | { |
3753 | clear_pending (EV_A_ (W)w); |
4214 | clear_pending (EV_A_ (W)w); |
3754 | if (expect_false (!ev_is_active (w))) |
4215 | if (expect_false (!ev_is_active (w))) |
3755 | return; |
4216 | return; |
3756 | |
4217 | |
… | |
… | |
3769 | } |
4230 | } |
3770 | #endif |
4231 | #endif |
3771 | |
4232 | |
3772 | #if EV_CLEANUP_ENABLE |
4233 | #if EV_CLEANUP_ENABLE |
3773 | void |
4234 | void |
3774 | ev_cleanup_start (EV_P_ ev_cleanup *w) |
4235 | ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW |
3775 | { |
4236 | { |
3776 | if (expect_false (ev_is_active (w))) |
4237 | if (expect_false (ev_is_active (w))) |
3777 | return; |
4238 | return; |
3778 | |
4239 | |
3779 | EV_FREQUENT_CHECK; |
4240 | EV_FREQUENT_CHECK; |
… | |
… | |
3786 | ev_unref (EV_A); |
4247 | ev_unref (EV_A); |
3787 | EV_FREQUENT_CHECK; |
4248 | EV_FREQUENT_CHECK; |
3788 | } |
4249 | } |
3789 | |
4250 | |
3790 | void |
4251 | void |
3791 | ev_cleanup_stop (EV_P_ ev_cleanup *w) |
4252 | ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW |
3792 | { |
4253 | { |
3793 | clear_pending (EV_A_ (W)w); |
4254 | clear_pending (EV_A_ (W)w); |
3794 | if (expect_false (!ev_is_active (w))) |
4255 | if (expect_false (!ev_is_active (w))) |
3795 | return; |
4256 | return; |
3796 | |
4257 | |
… | |
… | |
3810 | } |
4271 | } |
3811 | #endif |
4272 | #endif |
3812 | |
4273 | |
3813 | #if EV_ASYNC_ENABLE |
4274 | #if EV_ASYNC_ENABLE |
3814 | void |
4275 | void |
3815 | ev_async_start (EV_P_ ev_async *w) |
4276 | ev_async_start (EV_P_ ev_async *w) EV_THROW |
3816 | { |
4277 | { |
3817 | if (expect_false (ev_is_active (w))) |
4278 | if (expect_false (ev_is_active (w))) |
3818 | return; |
4279 | return; |
3819 | |
4280 | |
3820 | w->sent = 0; |
4281 | w->sent = 0; |
… | |
… | |
3829 | |
4290 | |
3830 | EV_FREQUENT_CHECK; |
4291 | EV_FREQUENT_CHECK; |
3831 | } |
4292 | } |
3832 | |
4293 | |
3833 | void |
4294 | void |
3834 | ev_async_stop (EV_P_ ev_async *w) |
4295 | ev_async_stop (EV_P_ ev_async *w) EV_THROW |
3835 | { |
4296 | { |
3836 | clear_pending (EV_A_ (W)w); |
4297 | clear_pending (EV_A_ (W)w); |
3837 | if (expect_false (!ev_is_active (w))) |
4298 | if (expect_false (!ev_is_active (w))) |
3838 | return; |
4299 | return; |
3839 | |
4300 | |
… | |
… | |
3850 | |
4311 | |
3851 | EV_FREQUENT_CHECK; |
4312 | EV_FREQUENT_CHECK; |
3852 | } |
4313 | } |
3853 | |
4314 | |
3854 | void |
4315 | void |
3855 | ev_async_send (EV_P_ ev_async *w) |
4316 | ev_async_send (EV_P_ ev_async *w) EV_THROW |
3856 | { |
4317 | { |
3857 | w->sent = 1; |
4318 | w->sent = 1; |
3858 | evpipe_write (EV_A_ &async_pending); |
4319 | evpipe_write (EV_A_ &async_pending); |
3859 | } |
4320 | } |
3860 | #endif |
4321 | #endif |
… | |
… | |
3897 | |
4358 | |
3898 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); |
4359 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); |
3899 | } |
4360 | } |
3900 | |
4361 | |
3901 | void |
4362 | void |
3902 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
4363 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW |
3903 | { |
4364 | { |
3904 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
4365 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
3905 | |
4366 | |
3906 | if (expect_false (!once)) |
4367 | if (expect_false (!once)) |
3907 | { |
4368 | { |
… | |
… | |
3929 | |
4390 | |
3930 | /*****************************************************************************/ |
4391 | /*****************************************************************************/ |
3931 | |
4392 | |
3932 | #if EV_WALK_ENABLE |
4393 | #if EV_WALK_ENABLE |
3933 | void ecb_cold |
4394 | void ecb_cold |
3934 | ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) |
4395 | ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW |
3935 | { |
4396 | { |
3936 | int i, j; |
4397 | int i, j; |
3937 | ev_watcher_list *wl, *wn; |
4398 | ev_watcher_list *wl, *wn; |
3938 | |
4399 | |
3939 | if (types & (EV_IO | EV_EMBED)) |
4400 | if (types & (EV_IO | EV_EMBED)) |
… | |
… | |
3982 | cb (EV_A_ EV_PERIODIC, ANHE_w (periodics [i])); |
4443 | cb (EV_A_ EV_PERIODIC, ANHE_w (periodics [i])); |
3983 | #endif |
4444 | #endif |
3984 | |
4445 | |
3985 | #if EV_IDLE_ENABLE |
4446 | #if EV_IDLE_ENABLE |
3986 | if (types & EV_IDLE) |
4447 | if (types & EV_IDLE) |
3987 | for (j = NUMPRI; i--; ) |
4448 | for (j = NUMPRI; j--; ) |
3988 | for (i = idlecnt [j]; i--; ) |
4449 | for (i = idlecnt [j]; i--; ) |
3989 | cb (EV_A_ EV_IDLE, idles [j][i]); |
4450 | cb (EV_A_ EV_IDLE, idles [j][i]); |
3990 | #endif |
4451 | #endif |
3991 | |
4452 | |
3992 | #if EV_FORK_ENABLE |
4453 | #if EV_FORK_ENABLE |
… | |
… | |
4045 | |
4506 | |
4046 | #if EV_MULTIPLICITY |
4507 | #if EV_MULTIPLICITY |
4047 | #include "ev_wrap.h" |
4508 | #include "ev_wrap.h" |
4048 | #endif |
4509 | #endif |
4049 | |
4510 | |
4050 | EV_CPP(}) |
|
|
4051 | |
|
|