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Comparing libev/ev.c (file contents):
Revision 1.409 by root, Sat Feb 4 15:17:34 2012 UTC vs.
Revision 1.426 by root, Sun May 6 13:42:10 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
… …
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#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
198
188#ifndef _WIN32 199#ifndef _WIN32
189# include <sys/time.h> 200# include <sys/time.h>
190# include <sys/wait.h> 201# include <sys/wait.h>
191# include <unistd.h> 202# include <unistd.h>
192#else 203#else
… …
208#define _DARWIN_UNLIMITED_SELECT 1 219#define _DARWIN_UNLIMITED_SELECT 1
209 220
210/* 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 */
211 222
212/* try to deduce the maximum number of signals on this platform */ 223/* try to deduce the maximum number of signals on this platform */
213#if defined (EV_NSIG) 224#if defined EV_NSIG
214/* use what's provided */ 225/* use what's provided */
215#elif defined (NSIG) 226#elif defined NSIG
216# define EV_NSIG (NSIG) 227# define EV_NSIG (NSIG)
217#elif defined(_NSIG) 228#elif defined _NSIG
218# define EV_NSIG (_NSIG) 229# define EV_NSIG (_NSIG)
219#elif defined (SIGMAX) 230#elif defined SIGMAX
220# define EV_NSIG (SIGMAX+1) 231# define EV_NSIG (SIGMAX+1)
221#elif defined (SIG_MAX) 232#elif defined SIG_MAX
222# define EV_NSIG (SIG_MAX+1) 233# define EV_NSIG (SIG_MAX+1)
223#elif defined (_SIG_MAX) 234#elif defined _SIG_MAX
224# define EV_NSIG (_SIG_MAX+1) 235# define EV_NSIG (_SIG_MAX+1)
225#elif defined (MAXSIG) 236#elif defined MAXSIG
226# define EV_NSIG (MAXSIG+1) 237# define EV_NSIG (MAXSIG+1)
227#elif defined (MAX_SIG) 238#elif defined MAX_SIG
228# define EV_NSIG (MAX_SIG+1) 239# define EV_NSIG (MAX_SIG+1)
229#elif defined (SIGARRAYSIZE) 240#elif defined SIGARRAYSIZE
230# define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */ 241# define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */
231#elif defined (_sys_nsig) 242#elif defined _sys_nsig
232# define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ 243# define EV_NSIG (_sys_nsig) /* Solaris 2.5 */
233#else 244#else
234# error "unable to find value for NSIG, please report" 245# error "unable to find value for NSIG, please report"
235/* to make it compile regardless, just remove the above line, */ 246/* to make it compile regardless, just remove the above line, */
236/* but consider reporting it, too! :) */ 247/* but consider reporting it, too! :) */
… …
248# define EV_USE_CLOCK_SYSCALL 0 259# define EV_USE_CLOCK_SYSCALL 0
249# endif 260# endif
250#endif 261#endif
251 262
252#ifndef EV_USE_MONOTONIC 263#ifndef EV_USE_MONOTONIC
253# if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 264# if defined _POSIX_MONOTONIC_CLOCK && _POSIX_MONOTONIC_CLOCK >= 0
254# define EV_USE_MONOTONIC EV_FEATURE_OS 265# define EV_USE_MONOTONIC EV_FEATURE_OS
255# else 266# else
256# define EV_USE_MONOTONIC 0 267# define EV_USE_MONOTONIC 0
257# endif 268# endif
258#endif 269#endif
… …
348#endif 359#endif
349 360
350/* 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, */
351/* which makes programs even slower. might work on other unices, too. */ 362/* which makes programs even slower. might work on other unices, too. */
352#if EV_USE_CLOCK_SYSCALL 363#if EV_USE_CLOCK_SYSCALL
353# include <syscall.h> 364# include <sys/syscall.h>
354# ifdef SYS_clock_gettime 365# ifdef SYS_clock_gettime
355# define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) 366# define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts))
356# undef EV_USE_MONOTONIC 367# undef EV_USE_MONOTONIC
357# define EV_USE_MONOTONIC 1 368# define EV_USE_MONOTONIC 1
358# else 369# else
… …
384# define EV_USE_INOTIFY 0 395# define EV_USE_INOTIFY 0
385#endif 396#endif
386 397
387#if !EV_USE_NANOSLEEP 398#if !EV_USE_NANOSLEEP
388/* 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 */
389# if !defined(_WIN32) && !defined(__hpux) 400# if !defined _WIN32 && !defined __hpux
390# include <sys/select.h> 401# include <sys/select.h>
391# endif 402# endif
392#endif 403#endif
393 404
394#if EV_USE_INOTIFY 405#if EV_USE_INOTIFY
… …
522 * or so. 533 * or so.
523 * 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
524 * 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.
525 */ 536 */
526#ifndef ECB_GCC_VERSION 537#ifndef ECB_GCC_VERSION
527 #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__
528 #define ECB_GCC_VERSION(major,minor) 0 539 #define ECB_GCC_VERSION(major,minor) 0
529 #else 540 #else
530 #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)))
531 #endif 542 #endif
532#endif 543#endif
… …
534/*****************************************************************************/ 545/*****************************************************************************/
535 546
536/* ECB_NO_THREADS - ecb is not used by multiple threads, ever */ 547/* ECB_NO_THREADS - ecb is not used by multiple threads, ever */
537/* ECB_NO_SMP - ecb might be used in multiple threads, but only on a single cpu */ 548/* ECB_NO_SMP - ecb might be used in multiple threads, but only on a single cpu */
538 549
550#if ECB_NO_THREADS
551# define ECB_NO_SMP 1
552#endif
553
539#if ECB_NO_THREADS || ECB_NO_SMP 554#if ECB_NO_THREADS || ECB_NO_SMP
540 #define ECB_MEMORY_FENCE do { } while (0) 555 #define ECB_MEMORY_FENCE do { } while (0)
541#endif 556#endif
542 557
543#ifndef ECB_MEMORY_FENCE 558#ifndef ECB_MEMORY_FENCE
544 #if ECB_GCC_VERSION(2,5) || defined(__INTEL_COMPILER) || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 559 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
545 #if __i386 || __i386__ 560 #if __i386 || __i386__
546 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") 561 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory")
547 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */ 562 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */
548 #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */ 563 #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */
549 #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ 564 #elif __amd64 || __amd64__ || __x86_64 || __x86_64__
550 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") 565 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory")
551 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") 566 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory")
552 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */ 567 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */
553 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ 568 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__
554 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") 569 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
555 #elif defined(__ARM_ARCH_6__ ) || defined(__ARM_ARCH_6J__ ) \ 570 #elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \
556 || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) 571 || defined __ARM_ARCH_6K__ || defined __ARM_ARCH_6ZK__
557 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory") 572 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory")
558 #elif defined(__ARM_ARCH_7__ ) || defined(__ARM_ARCH_7A__ ) \ 573 #elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \
559 || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7R__ ) 574 || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__
560 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") 575 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory")
561 #elif __sparc || __sparc__ 576 #elif __sparc || __sparc__
562 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory") 577 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory")
563 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") 578 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory")
564 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") 579 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore")
565 #elif defined(__s390__) || defined(__s390x__) 580 #elif defined __s390__ || defined __s390x__
566 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") 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")
567 #endif 586 #endif
568 #endif 587 #endif
569#endif 588#endif
570 589
571#ifndef ECB_MEMORY_FENCE 590#ifndef ECB_MEMORY_FENCE
572 #if ECB_GCC_VERSION(4,4) || defined(__INTEL_COMPILER) || defined(__clang__) 591 #if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__
573 #define ECB_MEMORY_FENCE __sync_synchronize () 592 #define ECB_MEMORY_FENCE __sync_synchronize ()
574 /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */ 593 /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */
575 /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */ 594 /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */
576 #elif _MSC_VER >= 1400 /* VC++ 2005 */ 595 #elif _MSC_VER >= 1400 /* VC++ 2005 */
577 #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) 596 #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier)
578 #define ECB_MEMORY_FENCE _ReadWriteBarrier () 597 #define ECB_MEMORY_FENCE _ReadWriteBarrier ()
579 #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ 598 #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */
580 #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () 599 #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier ()
581 #elif defined(_WIN32) 600 #elif defined _WIN32
582 #include <WinNT.h> 601 #include <WinNT.h>
583 #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ 602 #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */
584 #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 603 #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
585 #include <mbarrier.h> 604 #include <mbarrier.h>
586 #define ECB_MEMORY_FENCE __machine_rw_barrier () 605 #define ECB_MEMORY_FENCE __machine_rw_barrier ()
587 #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier () 606 #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier ()
588 #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier () 607 #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier ()
608 #elif __xlC__
609 #define ECB_MEMORY_FENCE __sync ()
589 #endif 610 #endif
590#endif 611#endif
591 612
592#ifndef ECB_MEMORY_FENCE 613#ifndef ECB_MEMORY_FENCE
593 #if !ECB_AVOID_PTHREADS 614 #if !ECB_AVOID_PTHREADS
… …
605 static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; 626 static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER;
606 #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0) 627 #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0)
607 #endif 628 #endif
608#endif 629#endif
609 630
610#if !defined(ECB_MEMORY_FENCE_ACQUIRE) && defined(ECB_MEMORY_FENCE) 631#if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE
611 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE 632 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE
612#endif 633#endif
613 634
614#if !defined(ECB_MEMORY_FENCE_RELEASE) && defined(ECB_MEMORY_FENCE) 635#if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE
615 #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE 636 #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE
616#endif 637#endif
617 638
618/*****************************************************************************/ 639/*****************************************************************************/
619 640
… …
1084{ 1105{
1085 write (STDERR_FILENO, msg, strlen (msg)); 1106 write (STDERR_FILENO, msg, strlen (msg));
1086} 1107}
1087#endif 1108#endif
1088 1109
1089static void (*syserr_cb)(const char *msg); 1110static void (*syserr_cb)(const char *msg) EV_THROW;
1090 1111
1091void ecb_cold 1112void ecb_cold
1092ev_set_syserr_cb (void (*cb)(const char *msg)) 1113ev_set_syserr_cb (void (*cb)(const char *msg)) EV_THROW
1093{ 1114{
1094 syserr_cb = cb; 1115 syserr_cb = cb;
1095} 1116}
1096 1117
1097static void noinline ecb_cold 1118static void noinline ecb_cold
… …
1133 free (ptr); 1154 free (ptr);
1134 return 0; 1155 return 0;
1135#endif 1156#endif
1136} 1157}
1137 1158
1138static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; 1159static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul;
1139 1160
1140void ecb_cold 1161void ecb_cold
1141ev_set_allocator (void *(*cb)(void *ptr, long size)) 1162ev_set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW
1142{ 1163{
1143 alloc = cb; 1164 alloc = cb;
1144} 1165}
1145 1166
1146inline_speed void * 1167inline_speed void *
… …
1263 1284
1264/*****************************************************************************/ 1285/*****************************************************************************/
1265 1286
1266#ifndef EV_HAVE_EV_TIME 1287#ifndef EV_HAVE_EV_TIME
1267ev_tstamp 1288ev_tstamp
1268ev_time (void) 1289ev_time (void) EV_THROW
1269{ 1290{
1270#if EV_USE_REALTIME 1291#if EV_USE_REALTIME
1271 if (expect_true (have_realtime)) 1292 if (expect_true (have_realtime))
1272 { 1293 {
1273 struct timespec ts; 1294 struct timespec ts;
… …
1297 return ev_time (); 1318 return ev_time ();
1298} 1319}
1299 1320
1300#if EV_MULTIPLICITY 1321#if EV_MULTIPLICITY
1301ev_tstamp 1322ev_tstamp
1302ev_now (EV_P) 1323ev_now (EV_P) EV_THROW
1303{ 1324{
1304 return ev_rt_now; 1325 return ev_rt_now;
1305} 1326}
1306#endif 1327#endif
1307 1328
1308void 1329void
1309ev_sleep (ev_tstamp delay) 1330ev_sleep (ev_tstamp delay) EV_THROW
1310{ 1331{
1311 if (delay > 0.) 1332 if (delay > 0.)
1312 { 1333 {
1313#if EV_USE_NANOSLEEP 1334#if EV_USE_NANOSLEEP
1314 struct timespec ts; 1335 struct timespec ts;
1315 1336
1316 EV_TS_SET (ts, delay); 1337 EV_TS_SET (ts, delay);
1317 nanosleep (&ts, 0); 1338 nanosleep (&ts, 0);
1318#elif defined(_WIN32) 1339#elif defined _WIN32
1319 Sleep ((unsigned long)(delay * 1e3)); 1340 Sleep ((unsigned long)(delay * 1e3));
1320#else 1341#else
1321 struct timeval tv; 1342 struct timeval tv;
1322 1343
1323 /* 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 */
… …
1395pendingcb (EV_P_ ev_prepare *w, int revents) 1416pendingcb (EV_P_ ev_prepare *w, int revents)
1396{ 1417{
1397} 1418}
1398 1419
1399void noinline 1420void noinline
1400ev_feed_event (EV_P_ void *w, int revents) 1421ev_feed_event (EV_P_ void *w, int revents) EV_THROW
1401{ 1422{
1402 W w_ = (W)w; 1423 W w_ = (W)w;
1403 int pri = ABSPRI (w_); 1424 int pri = ABSPRI (w_);
1404 1425
1405 if (expect_false (w_->pending)) 1426 if (expect_false (w_->pending))
… …
1409 w_->pending = ++pendingcnt [pri]; 1430 w_->pending = ++pendingcnt [pri];
1410 array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); 1431 array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2);
1411 pendings [pri][w_->pending - 1].w = w_; 1432 pendings [pri][w_->pending - 1].w = w_;
1412 pendings [pri][w_->pending - 1].events = revents; 1433 pendings [pri][w_->pending - 1].events = revents;
1413 } 1434 }
1435
1436 pendingpri = NUMPRI - 1;
1414} 1437}
1415 1438
1416inline_speed void 1439inline_speed void
1417feed_reverse (EV_P_ W w) 1440feed_reverse (EV_P_ W w)
1418{ 1441{
… …
1464 if (expect_true (!anfd->reify)) 1487 if (expect_true (!anfd->reify))
1465 fd_event_nocheck (EV_A_ fd, revents); 1488 fd_event_nocheck (EV_A_ fd, revents);
1466} 1489}
1467 1490
1468void 1491void
1469ev_feed_fd_event (EV_P_ int fd, int revents) 1492ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW
1470{ 1493{
1471 if (fd >= 0 && fd < anfdmax) 1494 if (fd >= 0 && fd < anfdmax)
1472 fd_event_nocheck (EV_A_ fd, revents); 1495 fd_event_nocheck (EV_A_ fd, revents);
1473} 1496}
1474 1497
… …
1823} 1846}
1824 1847
1825inline_speed void 1848inline_speed void
1826evpipe_write (EV_P_ EV_ATOMIC_T *flag) 1849evpipe_write (EV_P_ EV_ATOMIC_T *flag)
1827{ 1850{
1851 ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */
1852
1828 if (expect_true (*flag)) 1853 if (expect_true (*flag))
1829 return; 1854 return;
1830 1855
1831 *flag = 1; 1856 *flag = 1;
1832 1857
… …
1856 /* win32 people keep sending patches that change this write() to send() */ 1881 /* win32 people keep sending patches that change this write() to send() */
1857 /* and then run away. but send() is wrong, it wants a socket handle on win32 */ 1882 /* and then run away. but send() is wrong, it wants a socket handle on win32 */
1858 /* so when you think this write should be a send instead, please find out */ 1883 /* so when you think this write should be a send instead, please find out */
1859 /* where your send() is from - it's definitely not the microsoft send, and */ 1884 /* where your send() is from - it's definitely not the microsoft send, and */
1860 /* tell me. thank you. */ 1885 /* tell me. thank you. */
1886 /* it might be that your problem is that your environment needs EV_USE_WSASOCKET */
1887 /* check the ev documentation on how to use this flag */
1861 write (evpipe [1], &(evpipe [1]), 1); 1888 write (evpipe [1], &(evpipe [1]), 1);
1862 } 1889 }
1863 1890
1864 errno = old_errno; 1891 errno = old_errno;
1865 } 1892 }
… …
1889 } 1916 }
1890 } 1917 }
1891 1918
1892 pipe_write_skipped = 0; 1919 pipe_write_skipped = 0;
1893 1920
1921 ECB_MEMORY_FENCE; /* push out skipped, acquire flags */
1922
1894#if EV_SIGNAL_ENABLE 1923#if EV_SIGNAL_ENABLE
1895 if (sig_pending) 1924 if (sig_pending)
1896 { 1925 {
1897 sig_pending = 0; 1926 sig_pending = 0;
1927
1928 ECB_MEMORY_FENCE_RELEASE;
1898 1929
1899 for (i = EV_NSIG - 1; i--; ) 1930 for (i = EV_NSIG - 1; i--; )
1900 if (expect_false (signals [i].pending)) 1931 if (expect_false (signals [i].pending))
1901 ev_feed_signal_event (EV_A_ i + 1); 1932 ev_feed_signal_event (EV_A_ i + 1);
1902 } 1933 }
… …
1904 1935
1905#if EV_ASYNC_ENABLE 1936#if EV_ASYNC_ENABLE
1906 if (async_pending) 1937 if (async_pending)
1907 { 1938 {
1908 async_pending = 0; 1939 async_pending = 0;
1940
1941 ECB_MEMORY_FENCE_RELEASE;
1909 1942
1910 for (i = asynccnt; i--; ) 1943 for (i = asynccnt; i--; )
1911 if (asyncs [i]->sent) 1944 if (asyncs [i]->sent)
1912 { 1945 {
1913 asyncs [i]->sent = 0; 1946 asyncs [i]->sent = 0;
… …
1918} 1951}
1919 1952
1920/*****************************************************************************/ 1953/*****************************************************************************/
1921 1954
1922void 1955void
1923ev_feed_signal (int signum) 1956ev_feed_signal (int signum) EV_THROW
1924{ 1957{
1925#if EV_MULTIPLICITY 1958#if EV_MULTIPLICITY
1926 EV_P = signals [signum - 1].loop; 1959 EV_P = signals [signum - 1].loop;
1927 1960
1928 if (!EV_A) 1961 if (!EV_A)
… …
1945 1978
1946 ev_feed_signal (signum); 1979 ev_feed_signal (signum);
1947} 1980}
1948 1981
1949void noinline 1982void noinline
1950ev_feed_signal_event (EV_P_ int signum) 1983ev_feed_signal_event (EV_P_ int signum) EV_THROW
1951{ 1984{
1952 WL w; 1985 WL w;
1953 1986
1954 if (expect_false (signum <= 0 || signum > EV_NSIG)) 1987 if (expect_false (signum <= 0 || signum > EV_NSIG))
1955 return; 1988 return;
… …
2071#if EV_USE_SELECT 2104#if EV_USE_SELECT
2072# include "ev_select.c" 2105# include "ev_select.c"
2073#endif 2106#endif
2074 2107
2075int ecb_cold 2108int ecb_cold
2076ev_version_major (void) 2109ev_version_major (void) EV_THROW
2077{ 2110{
2078 return EV_VERSION_MAJOR; 2111 return EV_VERSION_MAJOR;
2079} 2112}
2080 2113
2081int ecb_cold 2114int ecb_cold
2082ev_version_minor (void) 2115ev_version_minor (void) EV_THROW
2083{ 2116{
2084 return EV_VERSION_MINOR; 2117 return EV_VERSION_MINOR;
2085} 2118}
2086 2119
2087/* return true if we are running with elevated privileges and should ignore env variables */ 2120/* return true if we are running with elevated privileges and should ignore env variables */
… …
2095 || getgid () != getegid (); 2128 || getgid () != getegid ();
2096#endif 2129#endif
2097} 2130}
2098 2131
2099unsigned int ecb_cold 2132unsigned int ecb_cold
2100ev_supported_backends (void) 2133ev_supported_backends (void) EV_THROW
2101{ 2134{
2102 unsigned int flags = 0; 2135 unsigned int flags = 0;
2103 2136
2104 if (EV_USE_PORT ) flags |= EVBACKEND_PORT; 2137 if (EV_USE_PORT ) flags |= EVBACKEND_PORT;
2105 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; 2138 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE;
… …
2109 2142
2110 return flags; 2143 return flags;
2111} 2144}
2112 2145
2113unsigned int ecb_cold 2146unsigned int ecb_cold
2114ev_recommended_backends (void) 2147ev_recommended_backends (void) EV_THROW
2115{ 2148{
2116 unsigned int flags = ev_supported_backends (); 2149 unsigned int flags = ev_supported_backends ();
2117 2150
2118#ifndef __NetBSD__ 2151#ifndef __NetBSD__
2119 /* kqueue is borked on everything but netbsd apparently */ 2152 /* kqueue is borked on everything but netbsd apparently */
… …
2131 2164
2132 return flags; 2165 return flags;
2133} 2166}
2134 2167
2135unsigned int ecb_cold 2168unsigned int ecb_cold
2136ev_embeddable_backends (void) 2169ev_embeddable_backends (void) EV_THROW
2137{ 2170{
2138 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; 2171 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT;
2139 2172
2140 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ 2173 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */
2141 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ 2174 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */
… …
2143 2176
2144 return flags; 2177 return flags;
2145} 2178}
2146 2179
2147unsigned int 2180unsigned int
2148ev_backend (EV_P) 2181ev_backend (EV_P) EV_THROW
2149{ 2182{
2150 return backend; 2183 return backend;
2151} 2184}
2152 2185
2153#if EV_FEATURE_API 2186#if EV_FEATURE_API
2154unsigned int 2187unsigned int
2155ev_iteration (EV_P) 2188ev_iteration (EV_P) EV_THROW
2156{ 2189{
2157 return loop_count; 2190 return loop_count;
2158} 2191}
2159 2192
2160unsigned int 2193unsigned int
2161ev_depth (EV_P) 2194ev_depth (EV_P) EV_THROW
2162{ 2195{
2163 return loop_depth; 2196 return loop_depth;
2164} 2197}
2165 2198
2166void 2199void
2167ev_set_io_collect_interval (EV_P_ ev_tstamp interval) 2200ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
2168{ 2201{
2169 io_blocktime = interval; 2202 io_blocktime = interval;
2170} 2203}
2171 2204
2172void 2205void
2173ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) 2206ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
2174{ 2207{
2175 timeout_blocktime = interval; 2208 timeout_blocktime = interval;
2176} 2209}
2177 2210
2178void 2211void
2179ev_set_userdata (EV_P_ void *data) 2212ev_set_userdata (EV_P_ void *data) EV_THROW
2180{ 2213{
2181 userdata = data; 2214 userdata = data;
2182} 2215}
2183 2216
2184void * 2217void *
2185ev_userdata (EV_P) 2218ev_userdata (EV_P) EV_THROW
2186{ 2219{
2187 return userdata; 2220 return userdata;
2188} 2221}
2189 2222
2190void 2223void
2191ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) 2224ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) EV_THROW
2192{ 2225{
2193 invoke_cb = invoke_pending_cb; 2226 invoke_cb = invoke_pending_cb;
2194} 2227}
2195 2228
2196void 2229void
2197ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)) 2230ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW
2198{ 2231{
2199 release_cb = release; 2232 release_cb = release;
2200 acquire_cb = acquire; 2233 acquire_cb = acquire;
2201} 2234}
2202#endif 2235#endif
2203 2236
2204/* initialise a loop structure, must be zero-initialised */ 2237/* initialise a loop structure, must be zero-initialised */
2205static void noinline ecb_cold 2238static void noinline ecb_cold
2206loop_init (EV_P_ unsigned int flags) 2239loop_init (EV_P_ unsigned int flags) EV_THROW
2207{ 2240{
2208 if (!backend) 2241 if (!backend)
2209 { 2242 {
2210 origflags = flags; 2243 origflags = flags;
2211 2244
… …
2464} 2497}
2465 2498
2466#if EV_MULTIPLICITY 2499#if EV_MULTIPLICITY
2467 2500
2468struct ev_loop * ecb_cold 2501struct ev_loop * ecb_cold
2469ev_loop_new (unsigned int flags) 2502ev_loop_new (unsigned int flags) EV_THROW
2470{ 2503{
2471 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); 2504 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
2472 2505
2473 memset (EV_A, 0, sizeof (struct ev_loop)); 2506 memset (EV_A, 0, sizeof (struct ev_loop));
2474 loop_init (EV_A_ flags); 2507 loop_init (EV_A_ flags);
… …
2518} 2551}
2519#endif 2552#endif
2520 2553
2521#if EV_FEATURE_API 2554#if EV_FEATURE_API
2522void ecb_cold 2555void ecb_cold
2523ev_verify (EV_P) 2556ev_verify (EV_P) EV_THROW
2524{ 2557{
2525#if EV_VERIFY 2558#if EV_VERIFY
2526 int i; 2559 int i, j;
2527 WL w; 2560 WL w, w2;
2528 2561
2529 assert (activecnt >= -1); 2562 assert (activecnt >= -1);
2530 2563
2531 assert (fdchangemax >= fdchangecnt); 2564 assert (fdchangemax >= fdchangecnt);
2532 for (i = 0; i < fdchangecnt; ++i) 2565 for (i = 0; i < fdchangecnt; ++i)
2533 assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); 2566 assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0));
2534 2567
2535 assert (anfdmax >= 0); 2568 assert (anfdmax >= 0);
2536 for (i = 0; i < anfdmax; ++i) 2569 for (i = j = 0; i < anfdmax; ++i)
2537 for (w = anfds [i].head; w; w = w->next) 2570 for (w = w2 = anfds [i].head; w; w = w->next)
2538 { 2571 {
2539 verify_watcher (EV_A_ (W)w); 2572 verify_watcher (EV_A_ (W)w);
2573
2574 if (++j & 1)
2575 w2 = w2->next;
2576
2577 assert (("libev: io watcher list contains a loop", w != w2));
2540 assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); 2578 assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1));
2541 assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); 2579 assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i));
2542 } 2580 }
2543 2581
2544 assert (timermax >= timercnt); 2582 assert (timermax >= timercnt);
… …
2597#if EV_MULTIPLICITY 2635#if EV_MULTIPLICITY
2598struct ev_loop * ecb_cold 2636struct ev_loop * ecb_cold
2599#else 2637#else
2600int 2638int
2601#endif 2639#endif
2602ev_default_loop (unsigned int flags) 2640ev_default_loop (unsigned int flags) EV_THROW
2603{ 2641{
2604 if (!ev_default_loop_ptr) 2642 if (!ev_default_loop_ptr)
2605 { 2643 {
2606#if EV_MULTIPLICITY 2644#if EV_MULTIPLICITY
2607 EV_P = ev_default_loop_ptr = &default_loop_struct; 2645 EV_P = ev_default_loop_ptr = &default_loop_struct;
… …
2626 2664
2627 return ev_default_loop_ptr; 2665 return ev_default_loop_ptr;
2628} 2666}
2629 2667
2630void 2668void
2631ev_loop_fork (EV_P) 2669ev_loop_fork (EV_P) EV_THROW
2632{ 2670{
2633 postfork = 1; /* must be in line with ev_default_fork */ 2671 postfork = 1; /* must be in line with ev_default_fork */
2634} 2672}
2635 2673
2636/*****************************************************************************/ 2674/*****************************************************************************/
… …
2640{ 2678{
2641 EV_CB_INVOKE ((W)w, revents); 2679 EV_CB_INVOKE ((W)w, revents);
2642} 2680}
2643 2681
2644unsigned int 2682unsigned int
2645ev_pending_count (EV_P) 2683ev_pending_count (EV_P) EV_THROW
2646{ 2684{
2647 int pri; 2685 int pri;
2648 unsigned int count = 0; 2686 unsigned int count = 0;
2649 2687
2650 for (pri = NUMPRI; pri--; ) 2688 for (pri = NUMPRI; pri--; )
… …
2654} 2692}
2655 2693
2656void noinline 2694void noinline
2657ev_invoke_pending (EV_P) 2695ev_invoke_pending (EV_P)
2658{ 2696{
2659 int pri; 2697 for (pendingpri = NUMPRI; pendingpri--; ) /* pendingpri is modified during the loop */
2660
2661 for (pri = NUMPRI; pri--; )
2662 while (pendingcnt [pri]) 2698 while (pendingcnt [pendingpri])
2663 { 2699 {
2664 ANPENDING *p = pendings [pri] + --pendingcnt [pri]; 2700 ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri];
2665 2701
2666 p->w->pending = 0; 2702 p->w->pending = 0;
2667 EV_CB_INVOKE (p->w, p->events); 2703 EV_CB_INVOKE (p->w, p->events);
2668 EV_FREQUENT_CHECK; 2704 EV_FREQUENT_CHECK;
2669 } 2705 }
… …
2909 2945
2910 mn_now = ev_rt_now; 2946 mn_now = ev_rt_now;
2911 } 2947 }
2912} 2948}
2913 2949
2914void 2950int
2915ev_run (EV_P_ int flags) 2951ev_run (EV_P_ int flags)
2916{ 2952{
2917#if EV_FEATURE_API 2953#if EV_FEATURE_API
2918 ++loop_depth; 2954 ++loop_depth;
2919#endif 2955#endif
… …
3076 loop_done = EVBREAK_CANCEL; 3112 loop_done = EVBREAK_CANCEL;
3077 3113
3078#if EV_FEATURE_API 3114#if EV_FEATURE_API
3079 --loop_depth; 3115 --loop_depth;
3080#endif 3116#endif
3117
3118 return activecnt;
3081} 3119}
3082 3120
3083void 3121void
3084ev_break (EV_P_ int how) 3122ev_break (EV_P_ int how) EV_THROW
3085{ 3123{
3086 loop_done = how; 3124 loop_done = how;
3087} 3125}
3088 3126
3089void 3127void
3090ev_ref (EV_P) 3128ev_ref (EV_P) EV_THROW
3091{ 3129{
3092 ++activecnt; 3130 ++activecnt;
3093} 3131}
3094 3132
3095void 3133void
3096ev_unref (EV_P) 3134ev_unref (EV_P) EV_THROW
3097{ 3135{
3098 --activecnt; 3136 --activecnt;
3099} 3137}
3100 3138
3101void 3139void
3102ev_now_update (EV_P) 3140ev_now_update (EV_P) EV_THROW
3103{ 3141{
3104 time_update (EV_A_ 1e100); 3142 time_update (EV_A_ 1e100);
3105} 3143}
3106 3144
3107void 3145void
3108ev_suspend (EV_P) 3146ev_suspend (EV_P) EV_THROW
3109{ 3147{
3110 ev_now_update (EV_A); 3148 ev_now_update (EV_A);
3111} 3149}
3112 3150
3113void 3151void
3114ev_resume (EV_P) 3152ev_resume (EV_P) EV_THROW
3115{ 3153{
3116 ev_tstamp mn_prev = mn_now; 3154 ev_tstamp mn_prev = mn_now;
3117 3155
3118 ev_now_update (EV_A); 3156 ev_now_update (EV_A);
3119 timers_reschedule (EV_A_ mn_now - mn_prev); 3157 timers_reschedule (EV_A_ mn_now - mn_prev);
… …
3158 w->pending = 0; 3196 w->pending = 0;
3159 } 3197 }
3160} 3198}
3161 3199
3162int 3200int
3163ev_clear_pending (EV_P_ void *w) 3201ev_clear_pending (EV_P_ void *w) EV_THROW
3164{ 3202{
3165 W w_ = (W)w; 3203 W w_ = (W)w;
3166 int pending = w_->pending; 3204 int pending = w_->pending;
3167 3205
3168 if (expect_true (pending)) 3206 if (expect_true (pending))
… …
3201} 3239}
3202 3240
3203/*****************************************************************************/ 3241/*****************************************************************************/
3204 3242
3205void noinline 3243void noinline
3206ev_io_start (EV_P_ ev_io *w) 3244ev_io_start (EV_P_ ev_io *w) EV_THROW
3207{ 3245{
3208 int fd = w->fd; 3246 int fd = w->fd;
3209 3247
3210 if (expect_false (ev_is_active (w))) 3248 if (expect_false (ev_is_active (w)))
3211 return; 3249 return;
… …
3217 3255
3218 ev_start (EV_A_ (W)w, 1); 3256 ev_start (EV_A_ (W)w, 1);
3219 array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); 3257 array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero);
3220 wlist_add (&anfds[fd].head, (WL)w); 3258 wlist_add (&anfds[fd].head, (WL)w);
3221 3259
3260 /* common bug, apparently */
3261 assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w));
3262
3222 fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); 3263 fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY);
3223 w->events &= ~EV__IOFDSET; 3264 w->events &= ~EV__IOFDSET;
3224 3265
3225 EV_FREQUENT_CHECK; 3266 EV_FREQUENT_CHECK;
3226} 3267}
3227 3268
3228void noinline 3269void noinline
3229ev_io_stop (EV_P_ ev_io *w) 3270ev_io_stop (EV_P_ ev_io *w) EV_THROW
3230{ 3271{
3231 clear_pending (EV_A_ (W)w); 3272 clear_pending (EV_A_ (W)w);
3232 if (expect_false (!ev_is_active (w))) 3273 if (expect_false (!ev_is_active (w)))
3233 return; 3274 return;
3234 3275
… …
3243 3284
3244 EV_FREQUENT_CHECK; 3285 EV_FREQUENT_CHECK;
3245} 3286}
3246 3287
3247void noinline 3288void noinline
3248ev_timer_start (EV_P_ ev_timer *w) 3289ev_timer_start (EV_P_ ev_timer *w) EV_THROW
3249{ 3290{
3250 if (expect_false (ev_is_active (w))) 3291 if (expect_false (ev_is_active (w)))
3251 return; 3292 return;
3252 3293
3253 ev_at (w) += mn_now; 3294 ev_at (w) += mn_now;
… …
3267 3308
3268 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ 3309 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/
3269} 3310}
3270 3311
3271void noinline 3312void noinline
3272ev_timer_stop (EV_P_ ev_timer *w) 3313ev_timer_stop (EV_P_ ev_timer *w) EV_THROW
3273{ 3314{
3274 clear_pending (EV_A_ (W)w); 3315 clear_pending (EV_A_ (W)w);
3275 if (expect_false (!ev_is_active (w))) 3316 if (expect_false (!ev_is_active (w)))
3276 return; 3317 return;
3277 3318
… …
3297 3338
3298 EV_FREQUENT_CHECK; 3339 EV_FREQUENT_CHECK;
3299} 3340}
3300 3341
3301void noinline 3342void noinline
3302ev_timer_again (EV_P_ ev_timer *w) 3343ev_timer_again (EV_P_ ev_timer *w) EV_THROW
3303{ 3344{
3304 EV_FREQUENT_CHECK; 3345 EV_FREQUENT_CHECK;
3305 3346
3306 clear_pending (EV_A_ (W)w); 3347 clear_pending (EV_A_ (W)w);
3307 3348
… …
3324 3365
3325 EV_FREQUENT_CHECK; 3366 EV_FREQUENT_CHECK;
3326} 3367}
3327 3368
3328ev_tstamp 3369ev_tstamp
3329ev_timer_remaining (EV_P_ ev_timer *w) 3370ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW
3330{ 3371{
3331 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); 3372 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.);
3332} 3373}
3333 3374
3334#if EV_PERIODIC_ENABLE 3375#if EV_PERIODIC_ENABLE
3335void noinline 3376void noinline
3336ev_periodic_start (EV_P_ ev_periodic *w) 3377ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW
3337{ 3378{
3338 if (expect_false (ev_is_active (w))) 3379 if (expect_false (ev_is_active (w)))
3339 return; 3380 return;
3340 3381
3341 if (w->reschedule_cb) 3382 if (w->reschedule_cb)
… …
3361 3402
3362 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ 3403 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/
3363} 3404}
3364 3405
3365void noinline 3406void noinline
3366ev_periodic_stop (EV_P_ ev_periodic *w) 3407ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW
3367{ 3408{
3368 clear_pending (EV_A_ (W)w); 3409 clear_pending (EV_A_ (W)w);
3369 if (expect_false (!ev_is_active (w))) 3410 if (expect_false (!ev_is_active (w)))
3370 return; 3411 return;
3371 3412
… …
3389 3430
3390 EV_FREQUENT_CHECK; 3431 EV_FREQUENT_CHECK;
3391} 3432}
3392 3433
3393void noinline 3434void noinline
3394ev_periodic_again (EV_P_ ev_periodic *w) 3435ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW
3395{ 3436{
3396 /* TODO: use adjustheap and recalculation */ 3437 /* TODO: use adjustheap and recalculation */
3397 ev_periodic_stop (EV_A_ w); 3438 ev_periodic_stop (EV_A_ w);
3398 ev_periodic_start (EV_A_ w); 3439 ev_periodic_start (EV_A_ w);
3399} 3440}
… …
3404#endif 3445#endif
3405 3446
3406#if EV_SIGNAL_ENABLE 3447#if EV_SIGNAL_ENABLE
3407 3448
3408void noinline 3449void noinline
3409ev_signal_start (EV_P_ ev_signal *w) 3450ev_signal_start (EV_P_ ev_signal *w) EV_THROW
3410{ 3451{
3411 if (expect_false (ev_is_active (w))) 3452 if (expect_false (ev_is_active (w)))
3412 return; 3453 return;
3413 3454
3414 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); 3455 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG));
… …
3485 3526
3486 EV_FREQUENT_CHECK; 3527 EV_FREQUENT_CHECK;
3487} 3528}
3488 3529
3489void noinline 3530void noinline
3490ev_signal_stop (EV_P_ ev_signal *w) 3531ev_signal_stop (EV_P_ ev_signal *w) EV_THROW
3491{ 3532{
3492 clear_pending (EV_A_ (W)w); 3533 clear_pending (EV_A_ (W)w);
3493 if (expect_false (!ev_is_active (w))) 3534 if (expect_false (!ev_is_active (w)))
3494 return; 3535 return;
3495 3536
… …
3526#endif 3567#endif
3527 3568
3528#if EV_CHILD_ENABLE 3569#if EV_CHILD_ENABLE
3529 3570
3530void 3571void
3531ev_child_start (EV_P_ ev_child *w) 3572ev_child_start (EV_P_ ev_child *w) EV_THROW
3532{ 3573{
3533#if EV_MULTIPLICITY 3574#if EV_MULTIPLICITY
3534 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); 3575 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
3535#endif 3576#endif
3536 if (expect_false (ev_is_active (w))) 3577 if (expect_false (ev_is_active (w)))
… …
3543 3584
3544 EV_FREQUENT_CHECK; 3585 EV_FREQUENT_CHECK;
3545} 3586}
3546 3587
3547void 3588void
3548ev_child_stop (EV_P_ ev_child *w) 3589ev_child_stop (EV_P_ ev_child *w) EV_THROW
3549{ 3590{
3550 clear_pending (EV_A_ (W)w); 3591 clear_pending (EV_A_ (W)w);
3551 if (expect_false (!ev_is_active (w))) 3592 if (expect_false (!ev_is_active (w)))
3552 return; 3593 return;
3553 3594
… …
3720} 3761}
3721 3762
3722inline_size int 3763inline_size int
3723infy_newfd (void) 3764infy_newfd (void)
3724{ 3765{
3725#if defined (IN_CLOEXEC) && defined (IN_NONBLOCK) 3766#if defined IN_CLOEXEC && defined IN_NONBLOCK
3726 int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); 3767 int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK);
3727 if (fd >= 0) 3768 if (fd >= 0)
3728 return fd; 3769 return fd;
3729#endif 3770#endif
3730 return inotify_init (); 3771 return inotify_init ();
… …
3805#else 3846#else
3806# define EV_LSTAT(p,b) lstat (p, b) 3847# define EV_LSTAT(p,b) lstat (p, b)
3807#endif 3848#endif
3808 3849
3809void 3850void
3810ev_stat_stat (EV_P_ ev_stat *w) 3851ev_stat_stat (EV_P_ ev_stat *w) EV_THROW
3811{ 3852{
3812 if (lstat (w->path, &w->attr) < 0) 3853 if (lstat (w->path, &w->attr) < 0)
3813 w->attr.st_nlink = 0; 3854 w->attr.st_nlink = 0;
3814 else if (!w->attr.st_nlink) 3855 else if (!w->attr.st_nlink)
3815 w->attr.st_nlink = 1; 3856 w->attr.st_nlink = 1;
… …
3854 ev_feed_event (EV_A_ w, EV_STAT); 3895 ev_feed_event (EV_A_ w, EV_STAT);
3855 } 3896 }
3856} 3897}
3857 3898
3858void 3899void
3859ev_stat_start (EV_P_ ev_stat *w) 3900ev_stat_start (EV_P_ ev_stat *w) EV_THROW
3860{ 3901{
3861 if (expect_false (ev_is_active (w))) 3902 if (expect_false (ev_is_active (w)))
3862 return; 3903 return;
3863 3904
3864 ev_stat_stat (EV_A_ w); 3905 ev_stat_stat (EV_A_ w);
… …
3885 3926
3886 EV_FREQUENT_CHECK; 3927 EV_FREQUENT_CHECK;
3887} 3928}
3888 3929
3889void 3930void
3890ev_stat_stop (EV_P_ ev_stat *w) 3931ev_stat_stop (EV_P_ ev_stat *w) EV_THROW
3891{ 3932{
3892 clear_pending (EV_A_ (W)w); 3933 clear_pending (EV_A_ (W)w);
3893 if (expect_false (!ev_is_active (w))) 3934 if (expect_false (!ev_is_active (w)))
3894 return; 3935 return;
3895 3936
… …
3911} 3952}
3912#endif 3953#endif
3913 3954
3914#if EV_IDLE_ENABLE 3955#if EV_IDLE_ENABLE
3915void 3956void
3916ev_idle_start (EV_P_ ev_idle *w) 3957ev_idle_start (EV_P_ ev_idle *w) EV_THROW
3917{ 3958{
3918 if (expect_false (ev_is_active (w))) 3959 if (expect_false (ev_is_active (w)))
3919 return; 3960 return;
3920 3961
3921 pri_adjust (EV_A_ (W)w); 3962 pri_adjust (EV_A_ (W)w);
… …
3934 3975
3935 EV_FREQUENT_CHECK; 3976 EV_FREQUENT_CHECK;
3936} 3977}
3937 3978
3938void 3979void
3939ev_idle_stop (EV_P_ ev_idle *w) 3980ev_idle_stop (EV_P_ ev_idle *w) EV_THROW
3940{ 3981{
3941 clear_pending (EV_A_ (W)w); 3982 clear_pending (EV_A_ (W)w);
3942 if (expect_false (!ev_is_active (w))) 3983 if (expect_false (!ev_is_active (w)))
3943 return; 3984 return;
3944 3985
… …
3958} 3999}
3959#endif 4000#endif
3960 4001
3961#if EV_PREPARE_ENABLE 4002#if EV_PREPARE_ENABLE
3962void 4003void
3963ev_prepare_start (EV_P_ ev_prepare *w) 4004ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW
3964{ 4005{
3965 if (expect_false (ev_is_active (w))) 4006 if (expect_false (ev_is_active (w)))
3966 return; 4007 return;
3967 4008
3968 EV_FREQUENT_CHECK; 4009 EV_FREQUENT_CHECK;
… …
3973 4014
3974 EV_FREQUENT_CHECK; 4015 EV_FREQUENT_CHECK;
3975} 4016}
3976 4017
3977void 4018void
3978ev_prepare_stop (EV_P_ ev_prepare *w) 4019ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW
3979{ 4020{
3980 clear_pending (EV_A_ (W)w); 4021 clear_pending (EV_A_ (W)w);
3981 if (expect_false (!ev_is_active (w))) 4022 if (expect_false (!ev_is_active (w)))
3982 return; 4023 return;
3983 4024
… …
3996} 4037}
3997#endif 4038#endif
3998 4039
3999#if EV_CHECK_ENABLE 4040#if EV_CHECK_ENABLE
4000void 4041void
4001ev_check_start (EV_P_ ev_check *w) 4042ev_check_start (EV_P_ ev_check *w) EV_THROW
4002{ 4043{
4003 if (expect_false (ev_is_active (w))) 4044 if (expect_false (ev_is_active (w)))
4004 return; 4045 return;
4005 4046
4006 EV_FREQUENT_CHECK; 4047 EV_FREQUENT_CHECK;
… …
4011 4052
4012 EV_FREQUENT_CHECK; 4053 EV_FREQUENT_CHECK;
4013} 4054}
4014 4055
4015void 4056void
4016ev_check_stop (EV_P_ ev_check *w) 4057ev_check_stop (EV_P_ ev_check *w) EV_THROW
4017{ 4058{
4018 clear_pending (EV_A_ (W)w); 4059 clear_pending (EV_A_ (W)w);
4019 if (expect_false (!ev_is_active (w))) 4060 if (expect_false (!ev_is_active (w)))
4020 return; 4061 return;
4021 4062
… …
4034} 4075}
4035#endif 4076#endif
4036 4077
4037#if EV_EMBED_ENABLE 4078#if EV_EMBED_ENABLE
4038void noinline 4079void noinline
4039ev_embed_sweep (EV_P_ ev_embed *w) 4080ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW
4040{ 4081{
4041 ev_run (w->other, EVRUN_NOWAIT); 4082 ev_run (w->other, EVRUN_NOWAIT);
4042} 4083}
4043 4084
4044static void 4085static void
… …
4092 ev_idle_stop (EV_A_ idle); 4133 ev_idle_stop (EV_A_ idle);
4093} 4134}
4094#endif 4135#endif
4095 4136
4096void 4137void
4097ev_embed_start (EV_P_ ev_embed *w) 4138ev_embed_start (EV_P_ ev_embed *w) EV_THROW
4098{ 4139{
4099 if (expect_false (ev_is_active (w))) 4140 if (expect_false (ev_is_active (w)))
4100 return; 4141 return;
4101 4142
4102 { 4143 {
… …
4123 4164
4124 EV_FREQUENT_CHECK; 4165 EV_FREQUENT_CHECK;
4125} 4166}
4126 4167
4127void 4168void
4128ev_embed_stop (EV_P_ ev_embed *w) 4169ev_embed_stop (EV_P_ ev_embed *w) EV_THROW
4129{ 4170{
4130 clear_pending (EV_A_ (W)w); 4171 clear_pending (EV_A_ (W)w);
4131 if (expect_false (!ev_is_active (w))) 4172 if (expect_false (!ev_is_active (w)))
4132 return; 4173 return;
4133 4174
… …
4143} 4184}
4144#endif 4185#endif
4145 4186
4146#if EV_FORK_ENABLE 4187#if EV_FORK_ENABLE
4147void 4188void
4148ev_fork_start (EV_P_ ev_fork *w) 4189ev_fork_start (EV_P_ ev_fork *w) EV_THROW
4149{ 4190{
4150 if (expect_false (ev_is_active (w))) 4191 if (expect_false (ev_is_active (w)))
4151 return; 4192 return;
4152 4193
4153 EV_FREQUENT_CHECK; 4194 EV_FREQUENT_CHECK;
… …
4158 4199
4159 EV_FREQUENT_CHECK; 4200 EV_FREQUENT_CHECK;
4160} 4201}
4161 4202
4162void 4203void
4163ev_fork_stop (EV_P_ ev_fork *w) 4204ev_fork_stop (EV_P_ ev_fork *w) EV_THROW
4164{ 4205{
4165 clear_pending (EV_A_ (W)w); 4206 clear_pending (EV_A_ (W)w);
4166 if (expect_false (!ev_is_active (w))) 4207 if (expect_false (!ev_is_active (w)))
4167 return; 4208 return;
4168 4209
… …
4181} 4222}
4182#endif 4223#endif
4183 4224
4184#if EV_CLEANUP_ENABLE 4225#if EV_CLEANUP_ENABLE
4185void 4226void
4186ev_cleanup_start (EV_P_ ev_cleanup *w) 4227ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW
4187{ 4228{
4188 if (expect_false (ev_is_active (w))) 4229 if (expect_false (ev_is_active (w)))
4189 return; 4230 return;
4190 4231
4191 EV_FREQUENT_CHECK; 4232 EV_FREQUENT_CHECK;
… …
4198 ev_unref (EV_A); 4239 ev_unref (EV_A);
4199 EV_FREQUENT_CHECK; 4240 EV_FREQUENT_CHECK;
4200} 4241}
4201 4242
4202void 4243void
4203ev_cleanup_stop (EV_P_ ev_cleanup *w) 4244ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW
4204{ 4245{
4205 clear_pending (EV_A_ (W)w); 4246 clear_pending (EV_A_ (W)w);
4206 if (expect_false (!ev_is_active (w))) 4247 if (expect_false (!ev_is_active (w)))
4207 return; 4248 return;
4208 4249
… …
4222} 4263}
4223#endif 4264#endif
4224 4265
4225#if EV_ASYNC_ENABLE 4266#if EV_ASYNC_ENABLE
4226void 4267void
4227ev_async_start (EV_P_ ev_async *w) 4268ev_async_start (EV_P_ ev_async *w) EV_THROW
4228{ 4269{
4229 if (expect_false (ev_is_active (w))) 4270 if (expect_false (ev_is_active (w)))
4230 return; 4271 return;
4231 4272
4232 w->sent = 0; 4273 w->sent = 0;
… …
4241 4282
4242 EV_FREQUENT_CHECK; 4283 EV_FREQUENT_CHECK;
4243} 4284}
4244 4285
4245void 4286void
4246ev_async_stop (EV_P_ ev_async *w) 4287ev_async_stop (EV_P_ ev_async *w) EV_THROW
4247{ 4288{
4248 clear_pending (EV_A_ (W)w); 4289 clear_pending (EV_A_ (W)w);
4249 if (expect_false (!ev_is_active (w))) 4290 if (expect_false (!ev_is_active (w)))
4250 return; 4291 return;
4251 4292
… …
4262 4303
4263 EV_FREQUENT_CHECK; 4304 EV_FREQUENT_CHECK;
4264} 4305}
4265 4306
4266void 4307void
4267ev_async_send (EV_P_ ev_async *w) 4308ev_async_send (EV_P_ ev_async *w) EV_THROW
4268{ 4309{
4269 w->sent = 1; 4310 w->sent = 1;
4270 evpipe_write (EV_A_ &async_pending); 4311 evpipe_write (EV_A_ &async_pending);
4271} 4312}
4272#endif 4313#endif
… …
4309 4350
4310 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); 4351 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io));
4311} 4352}
4312 4353
4313void 4354void
4314ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) 4355ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW
4315{ 4356{
4316 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); 4357 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once));
4317 4358
4318 if (expect_false (!once)) 4359 if (expect_false (!once))
4319 { 4360 {
… …
4341 4382
4342/*****************************************************************************/ 4383/*****************************************************************************/
4343 4384
4344#if EV_WALK_ENABLE 4385#if EV_WALK_ENABLE
4345void ecb_cold 4386void ecb_cold
4346ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) 4387ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW
4347{ 4388{
4348 int i, j; 4389 int i, j;
4349 ev_watcher_list *wl, *wn; 4390 ev_watcher_list *wl, *wn;
4350 4391
4351 if (types & (EV_IO | EV_EMBED)) 4392 if (types & (EV_IO | EV_EMBED))

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