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Comparing libev/ev.c (file contents):
Revision 1.410 by root, Sat Feb 4 17:57:55 2012 UTC vs.
Revision 1.432 by root, Mon May 14 19:09:58 2012 UTC

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
… …
201# include <sys/wait.h> 201# include <sys/wait.h>
202# include <unistd.h> 202# include <unistd.h>
203#else 203#else
204# include <io.h> 204# include <io.h>
205# define WIN32_LEAN_AND_MEAN 205# define WIN32_LEAN_AND_MEAN
206# include <winsock2.h>
206# include <windows.h> 207# include <windows.h>
207# ifndef EV_SELECT_IS_WINSOCKET 208# ifndef EV_SELECT_IS_WINSOCKET
208# define EV_SELECT_IS_WINSOCKET 1 209# define EV_SELECT_IS_WINSOCKET 1
209# endif 210# endif
210# undef EV_AVOID_STDIO 211# undef EV_AVOID_STDIO
… …
219#define _DARWIN_UNLIMITED_SELECT 1 220#define _DARWIN_UNLIMITED_SELECT 1
220 221
221/* this block tries to deduce configuration from header-defined symbols and defaults */ 222/* this block tries to deduce configuration from header-defined symbols and defaults */
222 223
223/* try to deduce the maximum number of signals on this platform */ 224/* try to deduce the maximum number of signals on this platform */
224#if defined (EV_NSIG) 225#if defined EV_NSIG
225/* use what's provided */ 226/* use what's provided */
226#elif defined (NSIG) 227#elif defined NSIG
227# define EV_NSIG (NSIG) 228# define EV_NSIG (NSIG)
228#elif defined(_NSIG) 229#elif defined _NSIG
229# define EV_NSIG (_NSIG) 230# define EV_NSIG (_NSIG)
230#elif defined (SIGMAX) 231#elif defined SIGMAX
231# define EV_NSIG (SIGMAX+1) 232# define EV_NSIG (SIGMAX+1)
232#elif defined (SIG_MAX) 233#elif defined SIG_MAX
233# define EV_NSIG (SIG_MAX+1) 234# define EV_NSIG (SIG_MAX+1)
234#elif defined (_SIG_MAX) 235#elif defined _SIG_MAX
235# define EV_NSIG (_SIG_MAX+1) 236# define EV_NSIG (_SIG_MAX+1)
236#elif defined (MAXSIG) 237#elif defined MAXSIG
237# define EV_NSIG (MAXSIG+1) 238# define EV_NSIG (MAXSIG+1)
238#elif defined (MAX_SIG) 239#elif defined MAX_SIG
239# define EV_NSIG (MAX_SIG+1) 240# define EV_NSIG (MAX_SIG+1)
240#elif defined (SIGARRAYSIZE) 241#elif defined SIGARRAYSIZE
241# define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */ 242# define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */
242#elif defined (_sys_nsig) 243#elif defined _sys_nsig
243# define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ 244# define EV_NSIG (_sys_nsig) /* Solaris 2.5 */
244#else 245#else
245# error "unable to find value for NSIG, please report" 246# error "unable to find value for NSIG, please report"
246/* to make it compile regardless, just remove the above line, */ 247/* to make it compile regardless, just remove the above line, */
247/* but consider reporting it, too! :) */ 248/* but consider reporting it, too! :) */
… …
259# define EV_USE_CLOCK_SYSCALL 0 260# define EV_USE_CLOCK_SYSCALL 0
260# endif 261# endif
261#endif 262#endif
262 263
263#ifndef EV_USE_MONOTONIC 264#ifndef EV_USE_MONOTONIC
264# if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 265# if defined _POSIX_MONOTONIC_CLOCK && _POSIX_MONOTONIC_CLOCK >= 0
265# define EV_USE_MONOTONIC EV_FEATURE_OS 266# define EV_USE_MONOTONIC EV_FEATURE_OS
266# else 267# else
267# define EV_USE_MONOTONIC 0 268# define EV_USE_MONOTONIC 0
268# endif 269# endif
269#endif 270#endif
… …
359#endif 360#endif
360 361
361/* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ 362/* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */
362/* which makes programs even slower. might work on other unices, too. */ 363/* which makes programs even slower. might work on other unices, too. */
363#if EV_USE_CLOCK_SYSCALL 364#if EV_USE_CLOCK_SYSCALL
364# include <syscall.h> 365# include <sys/syscall.h>
365# ifdef SYS_clock_gettime 366# ifdef SYS_clock_gettime
366# define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) 367# define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts))
367# undef EV_USE_MONOTONIC 368# undef EV_USE_MONOTONIC
368# define EV_USE_MONOTONIC 1 369# define EV_USE_MONOTONIC 1
369# else 370# else
… …
395# define EV_USE_INOTIFY 0 396# define EV_USE_INOTIFY 0
396#endif 397#endif
397 398
398#if !EV_USE_NANOSLEEP 399#if !EV_USE_NANOSLEEP
399/* hp-ux has it in sys/time.h, which we unconditionally include above */ 400/* hp-ux has it in sys/time.h, which we unconditionally include above */
400# if !defined(_WIN32) && !defined(__hpux) 401# if !defined _WIN32 && !defined __hpux
401# include <sys/select.h> 402# include <sys/select.h>
402# endif 403# endif
403#endif 404#endif
404 405
405#if EV_USE_INOTIFY 406#if EV_USE_INOTIFY
… …
408/* some very old inotify.h headers don't have IN_DONT_FOLLOW */ 409/* some very old inotify.h headers don't have IN_DONT_FOLLOW */
409# ifndef IN_DONT_FOLLOW 410# ifndef IN_DONT_FOLLOW
410# undef EV_USE_INOTIFY 411# undef EV_USE_INOTIFY
411# define EV_USE_INOTIFY 0 412# define EV_USE_INOTIFY 0
412# endif 413# endif
413#endif
414
415#if EV_SELECT_IS_WINSOCKET
416# include <winsock.h>
417#endif 414#endif
418 415
419#if EV_USE_EVENTFD 416#if EV_USE_EVENTFD
420/* our minimum requirement is glibc 2.7 which has the stub, but not the header */ 417/* our minimum requirement is glibc 2.7 which has the stub, but not the header */
421# include <stdint.h> 418# include <stdint.h>
… …
533 * or so. 530 * or so.
534 * we try to detect these and simply assume they are not gcc - if they have 531 * we try to detect these and simply assume they are not gcc - if they have
535 * an issue with that they should have done it right in the first place. 532 * an issue with that they should have done it right in the first place.
536 */ 533 */
537#ifndef ECB_GCC_VERSION 534#ifndef ECB_GCC_VERSION
538 #if !defined(__GNUC_MINOR__) || defined(__INTEL_COMPILER) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) || defined(__llvm__) || defined(__clang__) 535 #if !defined __GNUC_MINOR__ || defined __INTEL_COMPILER || defined __SUNPRO_C || defined __SUNPRO_CC || defined __llvm__ || defined __clang__
539 #define ECB_GCC_VERSION(major,minor) 0 536 #define ECB_GCC_VERSION(major,minor) 0
540 #else 537 #else
541 #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))) 538 #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
542 #endif 539 #endif
543#endif 540#endif
… …
554#if ECB_NO_THREADS || ECB_NO_SMP 551#if ECB_NO_THREADS || ECB_NO_SMP
555 #define ECB_MEMORY_FENCE do { } while (0) 552 #define ECB_MEMORY_FENCE do { } while (0)
556#endif 553#endif
557 554
558#ifndef ECB_MEMORY_FENCE 555#ifndef ECB_MEMORY_FENCE
559 #if ECB_GCC_VERSION(2,5) || defined(__INTEL_COMPILER) || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 556 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
560 #if __i386 || __i386__ 557 #if __i386 || __i386__
561 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") 558 #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 */ 559 #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 */ 560 #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */
564 #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ 561 #elif __amd64 || __amd64__ || __x86_64 || __x86_64__
565 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") 562 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory")
566 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") 563 #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 */ 564 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */
568 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ 565 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__
569 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") 566 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
570 #elif defined(__ARM_ARCH_6__ ) || defined(__ARM_ARCH_6J__ ) \ 567 #elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \
571 || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) 568 || 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") 569 #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__ ) \ 570 #elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \
574 || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7R__ ) 571 || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__
575 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") 572 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory")
576 #elif __sparc || __sparc__ 573 #elif __sparc || __sparc__
577 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory") 574 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory")
578 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") 575 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory")
579 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") 576 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore")
580 #elif defined(__s390__) || defined(__s390x__) 577 #elif defined __s390__ || defined __s390x__
581 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") 578 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory")
579 #elif defined __mips__
580 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
581 #elif defined __alpha__
582 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory")
582 #endif 583 #endif
583 #endif 584 #endif
584#endif 585#endif
585 586
586#ifndef ECB_MEMORY_FENCE 587#ifndef ECB_MEMORY_FENCE
587 #if ECB_GCC_VERSION(4,4) || defined(__INTEL_COMPILER) || defined(__clang__) 588 #if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__
588 #define ECB_MEMORY_FENCE __sync_synchronize () 589 #define ECB_MEMORY_FENCE __sync_synchronize ()
589 /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */ 590 /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */
590 /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */ 591 /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */
591 #elif _MSC_VER >= 1400 /* VC++ 2005 */ 592 #elif _MSC_VER >= 1400 /* VC++ 2005 */
592 #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) 593 #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier)
593 #define ECB_MEMORY_FENCE _ReadWriteBarrier () 594 #define ECB_MEMORY_FENCE _ReadWriteBarrier ()
594 #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ 595 #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */
595 #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () 596 #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier ()
596 #elif defined(_WIN32) 597 #elif defined _WIN32
597 #include <WinNT.h> 598 #include <WinNT.h>
598 #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ 599 #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */
599 #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 600 #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
600 #include <mbarrier.h> 601 #include <mbarrier.h>
601 #define ECB_MEMORY_FENCE __machine_rw_barrier () 602 #define ECB_MEMORY_FENCE __machine_rw_barrier ()
602 #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier () 603 #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier ()
603 #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier () 604 #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier ()
605 #elif __xlC__
606 #define ECB_MEMORY_FENCE __sync ()
604 #endif 607 #endif
605#endif 608#endif
606 609
607#ifndef ECB_MEMORY_FENCE 610#ifndef ECB_MEMORY_FENCE
608 #if !ECB_AVOID_PTHREADS 611 #if !ECB_AVOID_PTHREADS
… …
620 static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; 623 static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER;
621 #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0) 624 #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0)
622 #endif 625 #endif
623#endif 626#endif
624 627
625#if !defined(ECB_MEMORY_FENCE_ACQUIRE) && defined(ECB_MEMORY_FENCE) 628#if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE
626 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE 629 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE
627#endif 630#endif
628 631
629#if !defined(ECB_MEMORY_FENCE_RELEASE) && defined(ECB_MEMORY_FENCE) 632#if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE
630 #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE 633 #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE
631#endif 634#endif
632 635
633/*****************************************************************************/ 636/*****************************************************************************/
634 637
… …
1099{ 1102{
1100 write (STDERR_FILENO, msg, strlen (msg)); 1103 write (STDERR_FILENO, msg, strlen (msg));
1101} 1104}
1102#endif 1105#endif
1103 1106
1104static void (*syserr_cb)(const char *msg); 1107static void (*syserr_cb)(const char *msg) EV_THROW;
1105 1108
1106void ecb_cold 1109void ecb_cold
1107ev_set_syserr_cb (void (*cb)(const char *msg)) 1110ev_set_syserr_cb (void (*cb)(const char *msg)) EV_THROW
1108{ 1111{
1109 syserr_cb = cb; 1112 syserr_cb = cb;
1110} 1113}
1111 1114
1112static void noinline ecb_cold 1115static void noinline ecb_cold
… …
1148 free (ptr); 1151 free (ptr);
1149 return 0; 1152 return 0;
1150#endif 1153#endif
1151} 1154}
1152 1155
1153static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; 1156static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul;
1154 1157
1155void ecb_cold 1158void ecb_cold
1156ev_set_allocator (void *(*cb)(void *ptr, long size)) 1159ev_set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW
1157{ 1160{
1158 alloc = cb; 1161 alloc = cb;
1159} 1162}
1160 1163
1161inline_speed void * 1164inline_speed void *
… …
1278 1281
1279/*****************************************************************************/ 1282/*****************************************************************************/
1280 1283
1281#ifndef EV_HAVE_EV_TIME 1284#ifndef EV_HAVE_EV_TIME
1282ev_tstamp 1285ev_tstamp
1283ev_time (void) 1286ev_time (void) EV_THROW
1284{ 1287{
1285#if EV_USE_REALTIME 1288#if EV_USE_REALTIME
1286 if (expect_true (have_realtime)) 1289 if (expect_true (have_realtime))
1287 { 1290 {
1288 struct timespec ts; 1291 struct timespec ts;
… …
1312 return ev_time (); 1315 return ev_time ();
1313} 1316}
1314 1317
1315#if EV_MULTIPLICITY 1318#if EV_MULTIPLICITY
1316ev_tstamp 1319ev_tstamp
1317ev_now (EV_P) 1320ev_now (EV_P) EV_THROW
1318{ 1321{
1319 return ev_rt_now; 1322 return ev_rt_now;
1320} 1323}
1321#endif 1324#endif
1322 1325
1323void 1326void
1324ev_sleep (ev_tstamp delay) 1327ev_sleep (ev_tstamp delay) EV_THROW
1325{ 1328{
1326 if (delay > 0.) 1329 if (delay > 0.)
1327 { 1330 {
1328#if EV_USE_NANOSLEEP 1331#if EV_USE_NANOSLEEP
1329 struct timespec ts; 1332 struct timespec ts;
1330 1333
1331 EV_TS_SET (ts, delay); 1334 EV_TS_SET (ts, delay);
1332 nanosleep (&ts, 0); 1335 nanosleep (&ts, 0);
1333#elif defined(_WIN32) 1336#elif defined _WIN32
1334 Sleep ((unsigned long)(delay * 1e3)); 1337 Sleep ((unsigned long)(delay * 1e3));
1335#else 1338#else
1336 struct timeval tv; 1339 struct timeval tv;
1337 1340
1338 /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ 1341 /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */
… …
1410pendingcb (EV_P_ ev_prepare *w, int revents) 1413pendingcb (EV_P_ ev_prepare *w, int revents)
1411{ 1414{
1412} 1415}
1413 1416
1414void noinline 1417void noinline
1415ev_feed_event (EV_P_ void *w, int revents) 1418ev_feed_event (EV_P_ void *w, int revents) EV_THROW
1416{ 1419{
1417 W w_ = (W)w; 1420 W w_ = (W)w;
1418 int pri = ABSPRI (w_); 1421 int pri = ABSPRI (w_);
1419 1422
1420 if (expect_false (w_->pending)) 1423 if (expect_false (w_->pending))
… …
1424 w_->pending = ++pendingcnt [pri]; 1427 w_->pending = ++pendingcnt [pri];
1425 array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); 1428 array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2);
1426 pendings [pri][w_->pending - 1].w = w_; 1429 pendings [pri][w_->pending - 1].w = w_;
1427 pendings [pri][w_->pending - 1].events = revents; 1430 pendings [pri][w_->pending - 1].events = revents;
1428 } 1431 }
1432
1433 pendingpri = NUMPRI - 1;
1429} 1434}
1430 1435
1431inline_speed void 1436inline_speed void
1432feed_reverse (EV_P_ W w) 1437feed_reverse (EV_P_ W w)
1433{ 1438{
… …
1479 if (expect_true (!anfd->reify)) 1484 if (expect_true (!anfd->reify))
1480 fd_event_nocheck (EV_A_ fd, revents); 1485 fd_event_nocheck (EV_A_ fd, revents);
1481} 1486}
1482 1487
1483void 1488void
1484ev_feed_fd_event (EV_P_ int fd, int revents) 1489ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW
1485{ 1490{
1486 if (fd >= 0 && fd < anfdmax) 1491 if (fd >= 0 && fd < anfdmax)
1487 fd_event_nocheck (EV_A_ fd, revents); 1492 fd_event_nocheck (EV_A_ fd, revents);
1488} 1493}
1489 1494
… …
1838} 1843}
1839 1844
1840inline_speed void 1845inline_speed void
1841evpipe_write (EV_P_ EV_ATOMIC_T *flag) 1846evpipe_write (EV_P_ EV_ATOMIC_T *flag)
1842{ 1847{
1848 ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */
1849
1843 if (expect_true (*flag)) 1850 if (expect_true (*flag))
1844 return; 1851 return;
1845 1852
1846 *flag = 1; 1853 *flag = 1;
1847 1854
… …
1866 write (evfd, &counter, sizeof (uint64_t)); 1873 write (evfd, &counter, sizeof (uint64_t));
1867 } 1874 }
1868 else 1875 else
1869#endif 1876#endif
1870 { 1877 {
1871 /* win32 people keep sending patches that change this write() to send() */ 1878#ifdef _WIN32
1872 /* and then run away. but send() is wrong, it wants a socket handle on win32 */ 1879 WSABUF buf;
1873 /* so when you think this write should be a send instead, please find out */ 1880 DWORD sent;
1874 /* where your send() is from - it's definitely not the microsoft send, and */ 1881 buf.buf = &buf;
1875 /* tell me. thank you. */ 1882 buf.len = 1;
1883 WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0);
1884#else
1876 write (evpipe [1], &(evpipe [1]), 1); 1885 write (evpipe [1], &(evpipe [1]), 1);
1886#endif
1877 } 1887 }
1878 1888
1879 errno = old_errno; 1889 errno = old_errno;
1880 } 1890 }
1881} 1891}
… …
1896 read (evfd, &counter, sizeof (uint64_t)); 1906 read (evfd, &counter, sizeof (uint64_t));
1897 } 1907 }
1898 else 1908 else
1899#endif 1909#endif
1900 { 1910 {
1901 char dummy; 1911 char dummy[4];
1902 /* see discussion in evpipe_write when you think this read should be recv in win32 */ 1912#ifdef _WIN32
1913 WSABUF buf;
1914 DWORD recvd;
1915 DWORD flags = 0;
1916 buf.buf = dummy;
1917 buf.len = sizeof (dummy);
1918 WSARecv (EV_FD_TO_WIN32_HANDLE (evpipe [0]), &buf, 1, &recvd, &flags, 0, 0);
1919#else
1903 read (evpipe [0], &dummy, 1); 1920 read (evpipe [0], &dummy, sizeof (dummy));
1921#endif
1904 } 1922 }
1905 } 1923 }
1906 1924
1907 pipe_write_skipped = 0; 1925 pipe_write_skipped = 0;
1926
1927 ECB_MEMORY_FENCE; /* push out skipped, acquire flags */
1908 1928
1909#if EV_SIGNAL_ENABLE 1929#if EV_SIGNAL_ENABLE
1910 if (sig_pending) 1930 if (sig_pending)
1911 { 1931 {
1912 sig_pending = 0; 1932 sig_pending = 0;
1933
1934 ECB_MEMORY_FENCE_RELEASE;
1913 1935
1914 for (i = EV_NSIG - 1; i--; ) 1936 for (i = EV_NSIG - 1; i--; )
1915 if (expect_false (signals [i].pending)) 1937 if (expect_false (signals [i].pending))
1916 ev_feed_signal_event (EV_A_ i + 1); 1938 ev_feed_signal_event (EV_A_ i + 1);
1917 } 1939 }
… …
1919 1941
1920#if EV_ASYNC_ENABLE 1942#if EV_ASYNC_ENABLE
1921 if (async_pending) 1943 if (async_pending)
1922 { 1944 {
1923 async_pending = 0; 1945 async_pending = 0;
1946
1947 ECB_MEMORY_FENCE_RELEASE;
1924 1948
1925 for (i = asynccnt; i--; ) 1949 for (i = asynccnt; i--; )
1926 if (asyncs [i]->sent) 1950 if (asyncs [i]->sent)
1927 { 1951 {
1928 asyncs [i]->sent = 0; 1952 asyncs [i]->sent = 0;
… …
1933} 1957}
1934 1958
1935/*****************************************************************************/ 1959/*****************************************************************************/
1936 1960
1937void 1961void
1938ev_feed_signal (int signum) 1962ev_feed_signal (int signum) EV_THROW
1939{ 1963{
1940#if EV_MULTIPLICITY 1964#if EV_MULTIPLICITY
1941 EV_P = signals [signum - 1].loop; 1965 EV_P = signals [signum - 1].loop;
1942 1966
1943 if (!EV_A) 1967 if (!EV_A)
… …
1960 1984
1961 ev_feed_signal (signum); 1985 ev_feed_signal (signum);
1962} 1986}
1963 1987
1964void noinline 1988void noinline
1965ev_feed_signal_event (EV_P_ int signum) 1989ev_feed_signal_event (EV_P_ int signum) EV_THROW
1966{ 1990{
1967 WL w; 1991 WL w;
1968 1992
1969 if (expect_false (signum <= 0 || signum > EV_NSIG)) 1993 if (expect_false (signum <= 0 || signum > EV_NSIG))
1970 return; 1994 return;
… …
2086#if EV_USE_SELECT 2110#if EV_USE_SELECT
2087# include "ev_select.c" 2111# include "ev_select.c"
2088#endif 2112#endif
2089 2113
2090int ecb_cold 2114int ecb_cold
2091ev_version_major (void) 2115ev_version_major (void) EV_THROW
2092{ 2116{
2093 return EV_VERSION_MAJOR; 2117 return EV_VERSION_MAJOR;
2094} 2118}
2095 2119
2096int ecb_cold 2120int ecb_cold
2097ev_version_minor (void) 2121ev_version_minor (void) EV_THROW
2098{ 2122{
2099 return EV_VERSION_MINOR; 2123 return EV_VERSION_MINOR;
2100} 2124}
2101 2125
2102/* return true if we are running with elevated privileges and should ignore env variables */ 2126/* return true if we are running with elevated privileges and should ignore env variables */
… …
2110 || getgid () != getegid (); 2134 || getgid () != getegid ();
2111#endif 2135#endif
2112} 2136}
2113 2137
2114unsigned int ecb_cold 2138unsigned int ecb_cold
2115ev_supported_backends (void) 2139ev_supported_backends (void) EV_THROW
2116{ 2140{
2117 unsigned int flags = 0; 2141 unsigned int flags = 0;
2118 2142
2119 if (EV_USE_PORT ) flags |= EVBACKEND_PORT; 2143 if (EV_USE_PORT ) flags |= EVBACKEND_PORT;
2120 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; 2144 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE;
… …
2124 2148
2125 return flags; 2149 return flags;
2126} 2150}
2127 2151
2128unsigned int ecb_cold 2152unsigned int ecb_cold
2129ev_recommended_backends (void) 2153ev_recommended_backends (void) EV_THROW
2130{ 2154{
2131 unsigned int flags = ev_supported_backends (); 2155 unsigned int flags = ev_supported_backends ();
2132 2156
2133#ifndef __NetBSD__ 2157#ifndef __NetBSD__
2134 /* kqueue is borked on everything but netbsd apparently */ 2158 /* kqueue is borked on everything but netbsd apparently */
… …
2146 2170
2147 return flags; 2171 return flags;
2148} 2172}
2149 2173
2150unsigned int ecb_cold 2174unsigned int ecb_cold
2151ev_embeddable_backends (void) 2175ev_embeddable_backends (void) EV_THROW
2152{ 2176{
2153 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; 2177 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT;
2154 2178
2155 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ 2179 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */
2156 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ 2180 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */
… …
2158 2182
2159 return flags; 2183 return flags;
2160} 2184}
2161 2185
2162unsigned int 2186unsigned int
2163ev_backend (EV_P) 2187ev_backend (EV_P) EV_THROW
2164{ 2188{
2165 return backend; 2189 return backend;
2166} 2190}
2167 2191
2168#if EV_FEATURE_API 2192#if EV_FEATURE_API
2169unsigned int 2193unsigned int
2170ev_iteration (EV_P) 2194ev_iteration (EV_P) EV_THROW
2171{ 2195{
2172 return loop_count; 2196 return loop_count;
2173} 2197}
2174 2198
2175unsigned int 2199unsigned int
2176ev_depth (EV_P) 2200ev_depth (EV_P) EV_THROW
2177{ 2201{
2178 return loop_depth; 2202 return loop_depth;
2179} 2203}
2180 2204
2181void 2205void
2182ev_set_io_collect_interval (EV_P_ ev_tstamp interval) 2206ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
2183{ 2207{
2184 io_blocktime = interval; 2208 io_blocktime = interval;
2185} 2209}
2186 2210
2187void 2211void
2188ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) 2212ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
2189{ 2213{
2190 timeout_blocktime = interval; 2214 timeout_blocktime = interval;
2191} 2215}
2192 2216
2193void 2217void
2194ev_set_userdata (EV_P_ void *data) 2218ev_set_userdata (EV_P_ void *data) EV_THROW
2195{ 2219{
2196 userdata = data; 2220 userdata = data;
2197} 2221}
2198 2222
2199void * 2223void *
2200ev_userdata (EV_P) 2224ev_userdata (EV_P) EV_THROW
2201{ 2225{
2202 return userdata; 2226 return userdata;
2203} 2227}
2204 2228
2205void 2229void
2206ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) 2230ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) EV_THROW
2207{ 2231{
2208 invoke_cb = invoke_pending_cb; 2232 invoke_cb = invoke_pending_cb;
2209} 2233}
2210 2234
2211void 2235void
2212ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)) 2236ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW
2213{ 2237{
2214 release_cb = release; 2238 release_cb = release;
2215 acquire_cb = acquire; 2239 acquire_cb = acquire;
2216} 2240}
2217#endif 2241#endif
2218 2242
2219/* initialise a loop structure, must be zero-initialised */ 2243/* initialise a loop structure, must be zero-initialised */
2220static void noinline ecb_cold 2244static void noinline ecb_cold
2221loop_init (EV_P_ unsigned int flags) 2245loop_init (EV_P_ unsigned int flags) EV_THROW
2222{ 2246{
2223 if (!backend) 2247 if (!backend)
2224 { 2248 {
2225 origflags = flags; 2249 origflags = flags;
2226 2250
… …
2479} 2503}
2480 2504
2481#if EV_MULTIPLICITY 2505#if EV_MULTIPLICITY
2482 2506
2483struct ev_loop * ecb_cold 2507struct ev_loop * ecb_cold
2484ev_loop_new (unsigned int flags) 2508ev_loop_new (unsigned int flags) EV_THROW
2485{ 2509{
2486 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); 2510 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
2487 2511
2488 memset (EV_A, 0, sizeof (struct ev_loop)); 2512 memset (EV_A, 0, sizeof (struct ev_loop));
2489 loop_init (EV_A_ flags); 2513 loop_init (EV_A_ flags);
… …
2533} 2557}
2534#endif 2558#endif
2535 2559
2536#if EV_FEATURE_API 2560#if EV_FEATURE_API
2537void ecb_cold 2561void ecb_cold
2538ev_verify (EV_P) 2562ev_verify (EV_P) EV_THROW
2539{ 2563{
2540#if EV_VERIFY 2564#if EV_VERIFY
2541 int i; 2565 int i;
2542 WL w; 2566 WL w, w2;
2543 2567
2544 assert (activecnt >= -1); 2568 assert (activecnt >= -1);
2545 2569
2546 assert (fdchangemax >= fdchangecnt); 2570 assert (fdchangemax >= fdchangecnt);
2547 for (i = 0; i < fdchangecnt; ++i) 2571 for (i = 0; i < fdchangecnt; ++i)
2548 assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); 2572 assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0));
2549 2573
2550 assert (anfdmax >= 0); 2574 assert (anfdmax >= 0);
2551 for (i = 0; i < anfdmax; ++i) 2575 for (i = 0; i < anfdmax; ++i)
2576 {
2577 int j = 0;
2578
2552 for (w = anfds [i].head; w; w = w->next) 2579 for (w = w2 = anfds [i].head; w; w = w->next)
2553 { 2580 {
2554 verify_watcher (EV_A_ (W)w); 2581 verify_watcher (EV_A_ (W)w);
2582
2583 if (j++ & 1)
2584 {
2585 assert (("libev: io watcher list contains a loop", w != w2));
2586 w2 = w2->next;
2587 }
2588
2555 assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); 2589 assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1));
2556 assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); 2590 assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i));
2557 } 2591 }
2592 }
2558 2593
2559 assert (timermax >= timercnt); 2594 assert (timermax >= timercnt);
2560 verify_heap (EV_A_ timers, timercnt); 2595 verify_heap (EV_A_ timers, timercnt);
2561 2596
2562#if EV_PERIODIC_ENABLE 2597#if EV_PERIODIC_ENABLE
… …
2612#if EV_MULTIPLICITY 2647#if EV_MULTIPLICITY
2613struct ev_loop * ecb_cold 2648struct ev_loop * ecb_cold
2614#else 2649#else
2615int 2650int
2616#endif 2651#endif
2617ev_default_loop (unsigned int flags) 2652ev_default_loop (unsigned int flags) EV_THROW
2618{ 2653{
2619 if (!ev_default_loop_ptr) 2654 if (!ev_default_loop_ptr)
2620 { 2655 {
2621#if EV_MULTIPLICITY 2656#if EV_MULTIPLICITY
2622 EV_P = ev_default_loop_ptr = &default_loop_struct; 2657 EV_P = ev_default_loop_ptr = &default_loop_struct;
… …
2641 2676
2642 return ev_default_loop_ptr; 2677 return ev_default_loop_ptr;
2643} 2678}
2644 2679
2645void 2680void
2646ev_loop_fork (EV_P) 2681ev_loop_fork (EV_P) EV_THROW
2647{ 2682{
2648 postfork = 1; /* must be in line with ev_default_fork */ 2683 postfork = 1; /* must be in line with ev_default_fork */
2649} 2684}
2650 2685
2651/*****************************************************************************/ 2686/*****************************************************************************/
… …
2655{ 2690{
2656 EV_CB_INVOKE ((W)w, revents); 2691 EV_CB_INVOKE ((W)w, revents);
2657} 2692}
2658 2693
2659unsigned int 2694unsigned int
2660ev_pending_count (EV_P) 2695ev_pending_count (EV_P) EV_THROW
2661{ 2696{
2662 int pri; 2697 int pri;
2663 unsigned int count = 0; 2698 unsigned int count = 0;
2664 2699
2665 for (pri = NUMPRI; pri--; ) 2700 for (pri = NUMPRI; pri--; )
… …
2669} 2704}
2670 2705
2671void noinline 2706void noinline
2672ev_invoke_pending (EV_P) 2707ev_invoke_pending (EV_P)
2673{ 2708{
2674 int pri; 2709 for (pendingpri = NUMPRI; pendingpri--; ) /* pendingpri is modified during the loop */
2675
2676 for (pri = NUMPRI; pri--; )
2677 while (pendingcnt [pri]) 2710 while (pendingcnt [pendingpri])
2678 { 2711 {
2679 ANPENDING *p = pendings [pri] + --pendingcnt [pri]; 2712 ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri];
2680 2713
2681 p->w->pending = 0; 2714 p->w->pending = 0;
2682 EV_CB_INVOKE (p->w, p->events); 2715 EV_CB_INVOKE (p->w, p->events);
2683 EV_FREQUENT_CHECK; 2716 EV_FREQUENT_CHECK;
2684 } 2717 }
… …
2924 2957
2925 mn_now = ev_rt_now; 2958 mn_now = ev_rt_now;
2926 } 2959 }
2927} 2960}
2928 2961
2929void 2962int
2930ev_run (EV_P_ int flags) 2963ev_run (EV_P_ int flags)
2931{ 2964{
2932#if EV_FEATURE_API 2965#if EV_FEATURE_API
2933 ++loop_depth; 2966 ++loop_depth;
2934#endif 2967#endif
… …
3091 loop_done = EVBREAK_CANCEL; 3124 loop_done = EVBREAK_CANCEL;
3092 3125
3093#if EV_FEATURE_API 3126#if EV_FEATURE_API
3094 --loop_depth; 3127 --loop_depth;
3095#endif 3128#endif
3129
3130 return activecnt;
3096} 3131}
3097 3132
3098void 3133void
3099ev_break (EV_P_ int how) 3134ev_break (EV_P_ int how) EV_THROW
3100{ 3135{
3101 loop_done = how; 3136 loop_done = how;
3102} 3137}
3103 3138
3104void 3139void
3105ev_ref (EV_P) 3140ev_ref (EV_P) EV_THROW
3106{ 3141{
3107 ++activecnt; 3142 ++activecnt;
3108} 3143}
3109 3144
3110void 3145void
3111ev_unref (EV_P) 3146ev_unref (EV_P) EV_THROW
3112{ 3147{
3113 --activecnt; 3148 --activecnt;
3114} 3149}
3115 3150
3116void 3151void
3117ev_now_update (EV_P) 3152ev_now_update (EV_P) EV_THROW
3118{ 3153{
3119 time_update (EV_A_ 1e100); 3154 time_update (EV_A_ 1e100);
3120} 3155}
3121 3156
3122void 3157void
3123ev_suspend (EV_P) 3158ev_suspend (EV_P) EV_THROW
3124{ 3159{
3125 ev_now_update (EV_A); 3160 ev_now_update (EV_A);
3126} 3161}
3127 3162
3128void 3163void
3129ev_resume (EV_P) 3164ev_resume (EV_P) EV_THROW
3130{ 3165{
3131 ev_tstamp mn_prev = mn_now; 3166 ev_tstamp mn_prev = mn_now;
3132 3167
3133 ev_now_update (EV_A); 3168 ev_now_update (EV_A);
3134 timers_reschedule (EV_A_ mn_now - mn_prev); 3169 timers_reschedule (EV_A_ mn_now - mn_prev);
… …
3173 w->pending = 0; 3208 w->pending = 0;
3174 } 3209 }
3175} 3210}
3176 3211
3177int 3212int
3178ev_clear_pending (EV_P_ void *w) 3213ev_clear_pending (EV_P_ void *w) EV_THROW
3179{ 3214{
3180 W w_ = (W)w; 3215 W w_ = (W)w;
3181 int pending = w_->pending; 3216 int pending = w_->pending;
3182 3217
3183 if (expect_true (pending)) 3218 if (expect_true (pending))
… …
3216} 3251}
3217 3252
3218/*****************************************************************************/ 3253/*****************************************************************************/
3219 3254
3220void noinline 3255void noinline
3221ev_io_start (EV_P_ ev_io *w) 3256ev_io_start (EV_P_ ev_io *w) EV_THROW
3222{ 3257{
3223 int fd = w->fd; 3258 int fd = w->fd;
3224 3259
3225 if (expect_false (ev_is_active (w))) 3260 if (expect_false (ev_is_active (w)))
3226 return; 3261 return;
… …
3232 3267
3233 ev_start (EV_A_ (W)w, 1); 3268 ev_start (EV_A_ (W)w, 1);
3234 array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); 3269 array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero);
3235 wlist_add (&anfds[fd].head, (WL)w); 3270 wlist_add (&anfds[fd].head, (WL)w);
3236 3271
3272 /* common bug, apparently */
3273 assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w));
3274
3237 fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); 3275 fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY);
3238 w->events &= ~EV__IOFDSET; 3276 w->events &= ~EV__IOFDSET;
3239 3277
3240 EV_FREQUENT_CHECK; 3278 EV_FREQUENT_CHECK;
3241} 3279}
3242 3280
3243void noinline 3281void noinline
3244ev_io_stop (EV_P_ ev_io *w) 3282ev_io_stop (EV_P_ ev_io *w) EV_THROW
3245{ 3283{
3246 clear_pending (EV_A_ (W)w); 3284 clear_pending (EV_A_ (W)w);
3247 if (expect_false (!ev_is_active (w))) 3285 if (expect_false (!ev_is_active (w)))
3248 return; 3286 return;
3249 3287
… …
3258 3296
3259 EV_FREQUENT_CHECK; 3297 EV_FREQUENT_CHECK;
3260} 3298}
3261 3299
3262void noinline 3300void noinline
3263ev_timer_start (EV_P_ ev_timer *w) 3301ev_timer_start (EV_P_ ev_timer *w) EV_THROW
3264{ 3302{
3265 if (expect_false (ev_is_active (w))) 3303 if (expect_false (ev_is_active (w)))
3266 return; 3304 return;
3267 3305
3268 ev_at (w) += mn_now; 3306 ev_at (w) += mn_now;
… …
3282 3320
3283 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ 3321 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/
3284} 3322}
3285 3323
3286void noinline 3324void noinline
3287ev_timer_stop (EV_P_ ev_timer *w) 3325ev_timer_stop (EV_P_ ev_timer *w) EV_THROW
3288{ 3326{
3289 clear_pending (EV_A_ (W)w); 3327 clear_pending (EV_A_ (W)w);
3290 if (expect_false (!ev_is_active (w))) 3328 if (expect_false (!ev_is_active (w)))
3291 return; 3329 return;
3292 3330
… …
3312 3350
3313 EV_FREQUENT_CHECK; 3351 EV_FREQUENT_CHECK;
3314} 3352}
3315 3353
3316void noinline 3354void noinline
3317ev_timer_again (EV_P_ ev_timer *w) 3355ev_timer_again (EV_P_ ev_timer *w) EV_THROW
3318{ 3356{
3319 EV_FREQUENT_CHECK; 3357 EV_FREQUENT_CHECK;
3320 3358
3321 clear_pending (EV_A_ (W)w); 3359 clear_pending (EV_A_ (W)w);
3322 3360
… …
3339 3377
3340 EV_FREQUENT_CHECK; 3378 EV_FREQUENT_CHECK;
3341} 3379}
3342 3380
3343ev_tstamp 3381ev_tstamp
3344ev_timer_remaining (EV_P_ ev_timer *w) 3382ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW
3345{ 3383{
3346 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); 3384 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.);
3347} 3385}
3348 3386
3349#if EV_PERIODIC_ENABLE 3387#if EV_PERIODIC_ENABLE
3350void noinline 3388void noinline
3351ev_periodic_start (EV_P_ ev_periodic *w) 3389ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW
3352{ 3390{
3353 if (expect_false (ev_is_active (w))) 3391 if (expect_false (ev_is_active (w)))
3354 return; 3392 return;
3355 3393
3356 if (w->reschedule_cb) 3394 if (w->reschedule_cb)
… …
3376 3414
3377 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ 3415 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/
3378} 3416}
3379 3417
3380void noinline 3418void noinline
3381ev_periodic_stop (EV_P_ ev_periodic *w) 3419ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW
3382{ 3420{
3383 clear_pending (EV_A_ (W)w); 3421 clear_pending (EV_A_ (W)w);
3384 if (expect_false (!ev_is_active (w))) 3422 if (expect_false (!ev_is_active (w)))
3385 return; 3423 return;
3386 3424
… …
3404 3442
3405 EV_FREQUENT_CHECK; 3443 EV_FREQUENT_CHECK;
3406} 3444}
3407 3445
3408void noinline 3446void noinline
3409ev_periodic_again (EV_P_ ev_periodic *w) 3447ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW
3410{ 3448{
3411 /* TODO: use adjustheap and recalculation */ 3449 /* TODO: use adjustheap and recalculation */
3412 ev_periodic_stop (EV_A_ w); 3450 ev_periodic_stop (EV_A_ w);
3413 ev_periodic_start (EV_A_ w); 3451 ev_periodic_start (EV_A_ w);
3414} 3452}
… …
3419#endif 3457#endif
3420 3458
3421#if EV_SIGNAL_ENABLE 3459#if EV_SIGNAL_ENABLE
3422 3460
3423void noinline 3461void noinline
3424ev_signal_start (EV_P_ ev_signal *w) 3462ev_signal_start (EV_P_ ev_signal *w) EV_THROW
3425{ 3463{
3426 if (expect_false (ev_is_active (w))) 3464 if (expect_false (ev_is_active (w)))
3427 return; 3465 return;
3428 3466
3429 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); 3467 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG));
… …
3500 3538
3501 EV_FREQUENT_CHECK; 3539 EV_FREQUENT_CHECK;
3502} 3540}
3503 3541
3504void noinline 3542void noinline
3505ev_signal_stop (EV_P_ ev_signal *w) 3543ev_signal_stop (EV_P_ ev_signal *w) EV_THROW
3506{ 3544{
3507 clear_pending (EV_A_ (W)w); 3545 clear_pending (EV_A_ (W)w);
3508 if (expect_false (!ev_is_active (w))) 3546 if (expect_false (!ev_is_active (w)))
3509 return; 3547 return;
3510 3548
… …
3541#endif 3579#endif
3542 3580
3543#if EV_CHILD_ENABLE 3581#if EV_CHILD_ENABLE
3544 3582
3545void 3583void
3546ev_child_start (EV_P_ ev_child *w) 3584ev_child_start (EV_P_ ev_child *w) EV_THROW
3547{ 3585{
3548#if EV_MULTIPLICITY 3586#if EV_MULTIPLICITY
3549 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); 3587 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
3550#endif 3588#endif
3551 if (expect_false (ev_is_active (w))) 3589 if (expect_false (ev_is_active (w)))
… …
3558 3596
3559 EV_FREQUENT_CHECK; 3597 EV_FREQUENT_CHECK;
3560} 3598}
3561 3599
3562void 3600void
3563ev_child_stop (EV_P_ ev_child *w) 3601ev_child_stop (EV_P_ ev_child *w) EV_THROW
3564{ 3602{
3565 clear_pending (EV_A_ (W)w); 3603 clear_pending (EV_A_ (W)w);
3566 if (expect_false (!ev_is_active (w))) 3604 if (expect_false (!ev_is_active (w)))
3567 return; 3605 return;
3568 3606
… …
3735} 3773}
3736 3774
3737inline_size int 3775inline_size int
3738infy_newfd (void) 3776infy_newfd (void)
3739{ 3777{
3740#if defined (IN_CLOEXEC) && defined (IN_NONBLOCK) 3778#if defined IN_CLOEXEC && defined IN_NONBLOCK
3741 int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); 3779 int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK);
3742 if (fd >= 0) 3780 if (fd >= 0)
3743 return fd; 3781 return fd;
3744#endif 3782#endif
3745 return inotify_init (); 3783 return inotify_init ();
… …
3820#else 3858#else
3821# define EV_LSTAT(p,b) lstat (p, b) 3859# define EV_LSTAT(p,b) lstat (p, b)
3822#endif 3860#endif
3823 3861
3824void 3862void
3825ev_stat_stat (EV_P_ ev_stat *w) 3863ev_stat_stat (EV_P_ ev_stat *w) EV_THROW
3826{ 3864{
3827 if (lstat (w->path, &w->attr) < 0) 3865 if (lstat (w->path, &w->attr) < 0)
3828 w->attr.st_nlink = 0; 3866 w->attr.st_nlink = 0;
3829 else if (!w->attr.st_nlink) 3867 else if (!w->attr.st_nlink)
3830 w->attr.st_nlink = 1; 3868 w->attr.st_nlink = 1;
… …
3869 ev_feed_event (EV_A_ w, EV_STAT); 3907 ev_feed_event (EV_A_ w, EV_STAT);
3870 } 3908 }
3871} 3909}
3872 3910
3873void 3911void
3874ev_stat_start (EV_P_ ev_stat *w) 3912ev_stat_start (EV_P_ ev_stat *w) EV_THROW
3875{ 3913{
3876 if (expect_false (ev_is_active (w))) 3914 if (expect_false (ev_is_active (w)))
3877 return; 3915 return;
3878 3916
3879 ev_stat_stat (EV_A_ w); 3917 ev_stat_stat (EV_A_ w);
… …
3900 3938
3901 EV_FREQUENT_CHECK; 3939 EV_FREQUENT_CHECK;
3902} 3940}
3903 3941
3904void 3942void
3905ev_stat_stop (EV_P_ ev_stat *w) 3943ev_stat_stop (EV_P_ ev_stat *w) EV_THROW
3906{ 3944{
3907 clear_pending (EV_A_ (W)w); 3945 clear_pending (EV_A_ (W)w);
3908 if (expect_false (!ev_is_active (w))) 3946 if (expect_false (!ev_is_active (w)))
3909 return; 3947 return;
3910 3948
… …
3926} 3964}
3927#endif 3965#endif
3928 3966
3929#if EV_IDLE_ENABLE 3967#if EV_IDLE_ENABLE
3930void 3968void
3931ev_idle_start (EV_P_ ev_idle *w) 3969ev_idle_start (EV_P_ ev_idle *w) EV_THROW
3932{ 3970{
3933 if (expect_false (ev_is_active (w))) 3971 if (expect_false (ev_is_active (w)))
3934 return; 3972 return;
3935 3973
3936 pri_adjust (EV_A_ (W)w); 3974 pri_adjust (EV_A_ (W)w);
… …
3949 3987
3950 EV_FREQUENT_CHECK; 3988 EV_FREQUENT_CHECK;
3951} 3989}
3952 3990
3953void 3991void
3954ev_idle_stop (EV_P_ ev_idle *w) 3992ev_idle_stop (EV_P_ ev_idle *w) EV_THROW
3955{ 3993{
3956 clear_pending (EV_A_ (W)w); 3994 clear_pending (EV_A_ (W)w);
3957 if (expect_false (!ev_is_active (w))) 3995 if (expect_false (!ev_is_active (w)))
3958 return; 3996 return;
3959 3997
… …
3973} 4011}
3974#endif 4012#endif
3975 4013
3976#if EV_PREPARE_ENABLE 4014#if EV_PREPARE_ENABLE
3977void 4015void
3978ev_prepare_start (EV_P_ ev_prepare *w) 4016ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW
3979{ 4017{
3980 if (expect_false (ev_is_active (w))) 4018 if (expect_false (ev_is_active (w)))
3981 return; 4019 return;
3982 4020
3983 EV_FREQUENT_CHECK; 4021 EV_FREQUENT_CHECK;
… …
3988 4026
3989 EV_FREQUENT_CHECK; 4027 EV_FREQUENT_CHECK;
3990} 4028}
3991 4029
3992void 4030void
3993ev_prepare_stop (EV_P_ ev_prepare *w) 4031ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW
3994{ 4032{
3995 clear_pending (EV_A_ (W)w); 4033 clear_pending (EV_A_ (W)w);
3996 if (expect_false (!ev_is_active (w))) 4034 if (expect_false (!ev_is_active (w)))
3997 return; 4035 return;
3998 4036
… …
4011} 4049}
4012#endif 4050#endif
4013 4051
4014#if EV_CHECK_ENABLE 4052#if EV_CHECK_ENABLE
4015void 4053void
4016ev_check_start (EV_P_ ev_check *w) 4054ev_check_start (EV_P_ ev_check *w) EV_THROW
4017{ 4055{
4018 if (expect_false (ev_is_active (w))) 4056 if (expect_false (ev_is_active (w)))
4019 return; 4057 return;
4020 4058
4021 EV_FREQUENT_CHECK; 4059 EV_FREQUENT_CHECK;
… …
4026 4064
4027 EV_FREQUENT_CHECK; 4065 EV_FREQUENT_CHECK;
4028} 4066}
4029 4067
4030void 4068void
4031ev_check_stop (EV_P_ ev_check *w) 4069ev_check_stop (EV_P_ ev_check *w) EV_THROW
4032{ 4070{
4033 clear_pending (EV_A_ (W)w); 4071 clear_pending (EV_A_ (W)w);
4034 if (expect_false (!ev_is_active (w))) 4072 if (expect_false (!ev_is_active (w)))
4035 return; 4073 return;
4036 4074
… …
4049} 4087}
4050#endif 4088#endif
4051 4089
4052#if EV_EMBED_ENABLE 4090#if EV_EMBED_ENABLE
4053void noinline 4091void noinline
4054ev_embed_sweep (EV_P_ ev_embed *w) 4092ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW
4055{ 4093{
4056 ev_run (w->other, EVRUN_NOWAIT); 4094 ev_run (w->other, EVRUN_NOWAIT);
4057} 4095}
4058 4096
4059static void 4097static void
… …
4107 ev_idle_stop (EV_A_ idle); 4145 ev_idle_stop (EV_A_ idle);
4108} 4146}
4109#endif 4147#endif
4110 4148
4111void 4149void
4112ev_embed_start (EV_P_ ev_embed *w) 4150ev_embed_start (EV_P_ ev_embed *w) EV_THROW
4113{ 4151{
4114 if (expect_false (ev_is_active (w))) 4152 if (expect_false (ev_is_active (w)))
4115 return; 4153 return;
4116 4154
4117 { 4155 {
… …
4138 4176
4139 EV_FREQUENT_CHECK; 4177 EV_FREQUENT_CHECK;
4140} 4178}
4141 4179
4142void 4180void
4143ev_embed_stop (EV_P_ ev_embed *w) 4181ev_embed_stop (EV_P_ ev_embed *w) EV_THROW
4144{ 4182{
4145 clear_pending (EV_A_ (W)w); 4183 clear_pending (EV_A_ (W)w);
4146 if (expect_false (!ev_is_active (w))) 4184 if (expect_false (!ev_is_active (w)))
4147 return; 4185 return;
4148 4186
… …
4158} 4196}
4159#endif 4197#endif
4160 4198
4161#if EV_FORK_ENABLE 4199#if EV_FORK_ENABLE
4162void 4200void
4163ev_fork_start (EV_P_ ev_fork *w) 4201ev_fork_start (EV_P_ ev_fork *w) EV_THROW
4164{ 4202{
4165 if (expect_false (ev_is_active (w))) 4203 if (expect_false (ev_is_active (w)))
4166 return; 4204 return;
4167 4205
4168 EV_FREQUENT_CHECK; 4206 EV_FREQUENT_CHECK;
… …
4173 4211
4174 EV_FREQUENT_CHECK; 4212 EV_FREQUENT_CHECK;
4175} 4213}
4176 4214
4177void 4215void
4178ev_fork_stop (EV_P_ ev_fork *w) 4216ev_fork_stop (EV_P_ ev_fork *w) EV_THROW
4179{ 4217{
4180 clear_pending (EV_A_ (W)w); 4218 clear_pending (EV_A_ (W)w);
4181 if (expect_false (!ev_is_active (w))) 4219 if (expect_false (!ev_is_active (w)))
4182 return; 4220 return;
4183 4221
… …
4196} 4234}
4197#endif 4235#endif
4198 4236
4199#if EV_CLEANUP_ENABLE 4237#if EV_CLEANUP_ENABLE
4200void 4238void
4201ev_cleanup_start (EV_P_ ev_cleanup *w) 4239ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW
4202{ 4240{
4203 if (expect_false (ev_is_active (w))) 4241 if (expect_false (ev_is_active (w)))
4204 return; 4242 return;
4205 4243
4206 EV_FREQUENT_CHECK; 4244 EV_FREQUENT_CHECK;
… …
4213 ev_unref (EV_A); 4251 ev_unref (EV_A);
4214 EV_FREQUENT_CHECK; 4252 EV_FREQUENT_CHECK;
4215} 4253}
4216 4254
4217void 4255void
4218ev_cleanup_stop (EV_P_ ev_cleanup *w) 4256ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW
4219{ 4257{
4220 clear_pending (EV_A_ (W)w); 4258 clear_pending (EV_A_ (W)w);
4221 if (expect_false (!ev_is_active (w))) 4259 if (expect_false (!ev_is_active (w)))
4222 return; 4260 return;
4223 4261
… …
4237} 4275}
4238#endif 4276#endif
4239 4277
4240#if EV_ASYNC_ENABLE 4278#if EV_ASYNC_ENABLE
4241void 4279void
4242ev_async_start (EV_P_ ev_async *w) 4280ev_async_start (EV_P_ ev_async *w) EV_THROW
4243{ 4281{
4244 if (expect_false (ev_is_active (w))) 4282 if (expect_false (ev_is_active (w)))
4245 return; 4283 return;
4246 4284
4247 w->sent = 0; 4285 w->sent = 0;
… …
4256 4294
4257 EV_FREQUENT_CHECK; 4295 EV_FREQUENT_CHECK;
4258} 4296}
4259 4297
4260void 4298void
4261ev_async_stop (EV_P_ ev_async *w) 4299ev_async_stop (EV_P_ ev_async *w) EV_THROW
4262{ 4300{
4263 clear_pending (EV_A_ (W)w); 4301 clear_pending (EV_A_ (W)w);
4264 if (expect_false (!ev_is_active (w))) 4302 if (expect_false (!ev_is_active (w)))
4265 return; 4303 return;
4266 4304
… …
4277 4315
4278 EV_FREQUENT_CHECK; 4316 EV_FREQUENT_CHECK;
4279} 4317}
4280 4318
4281void 4319void
4282ev_async_send (EV_P_ ev_async *w) 4320ev_async_send (EV_P_ ev_async *w) EV_THROW
4283{ 4321{
4284 w->sent = 1; 4322 w->sent = 1;
4285 evpipe_write (EV_A_ &async_pending); 4323 evpipe_write (EV_A_ &async_pending);
4286} 4324}
4287#endif 4325#endif
… …
4324 4362
4325 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); 4363 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io));
4326} 4364}
4327 4365
4328void 4366void
4329ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) 4367ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW
4330{ 4368{
4331 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); 4369 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once));
4332 4370
4333 if (expect_false (!once)) 4371 if (expect_false (!once))
4334 { 4372 {
… …
4356 4394
4357/*****************************************************************************/ 4395/*****************************************************************************/
4358 4396
4359#if EV_WALK_ENABLE 4397#if EV_WALK_ENABLE
4360void ecb_cold 4398void ecb_cold
4361ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) 4399ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW
4362{ 4400{
4363 int i, j; 4401 int i, j;
4364 ev_watcher_list *wl, *wn; 4402 ev_watcher_list *wl, *wn;
4365 4403
4366 if (types & (EV_IO | EV_EMBED)) 4404 if (types & (EV_IO | EV_EMBED))

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