ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/libev/ev.c
(Generate patch)

Comparing libev/ev.c (file contents):
Revision 1.411 by root, Tue Feb 21 04:34:02 2012 UTC vs.
Revision 1.429 by root, Tue May 8 15:50:49 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
… …
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 <windows.h> 206# include <windows.h>
207# include <winsock2.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
211#endif 212#endif
… …
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
… …
533 * or so. 534 * or so.
534 * we try to detect these and simply assume they are not gcc - if they have 535 * 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. 536 * an issue with that they should have done it right in the first place.
536 */ 537 */
537#ifndef ECB_GCC_VERSION 538#ifndef ECB_GCC_VERSION
538 #if !defined(__GNUC_MINOR__) || defined(__INTEL_COMPILER) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) || defined(__llvm__) || defined(__clang__) 539 #if !defined __GNUC_MINOR__ || defined __INTEL_COMPILER || defined __SUNPRO_C || defined __SUNPRO_CC || defined __llvm__ || defined __clang__
539 #define ECB_GCC_VERSION(major,minor) 0 540 #define ECB_GCC_VERSION(major,minor) 0
540 #else 541 #else
541 #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))) 542 #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
542 #endif 543 #endif
543#endif 544#endif
… …
554#if ECB_NO_THREADS || ECB_NO_SMP 555#if ECB_NO_THREADS || ECB_NO_SMP
555 #define ECB_MEMORY_FENCE do { } while (0) 556 #define ECB_MEMORY_FENCE do { } while (0)
556#endif 557#endif
557 558
558#ifndef ECB_MEMORY_FENCE 559#ifndef ECB_MEMORY_FENCE
559 #if ECB_GCC_VERSION(2,5) || defined(__INTEL_COMPILER) || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 560 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
560 #if __i386 || __i386__ 561 #if __i386 || __i386__
561 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") 562 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory")
562 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */ 563 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */
563 #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */ 564 #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */
564 #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ 565 #elif __amd64 || __amd64__ || __x86_64 || __x86_64__
565 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") 566 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory")
566 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") 567 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory")
567 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */ 568 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */
568 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ 569 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__
569 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") 570 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
570 #elif defined(__ARM_ARCH_6__ ) || defined(__ARM_ARCH_6J__ ) \ 571 #elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \
571 || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) 572 || defined __ARM_ARCH_6K__ || defined __ARM_ARCH_6ZK__
572 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory") 573 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory")
573 #elif defined(__ARM_ARCH_7__ ) || defined(__ARM_ARCH_7A__ ) \ 574 #elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \
574 || defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7R__ ) 575 || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__
575 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") 576 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory")
576 #elif __sparc || __sparc__ 577 #elif __sparc || __sparc__
577 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory") 578 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory")
578 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") 579 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory")
579 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") 580 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore")
580 #elif defined(__s390__) || defined(__s390x__) 581 #elif defined __s390__ || defined __s390x__
581 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") 582 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory")
583 #elif defined __mips__
584 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
585 #elif defined __alpha__
586 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory")
582 #endif 587 #endif
583 #endif 588 #endif
584#endif 589#endif
585 590
586#ifndef ECB_MEMORY_FENCE 591#ifndef ECB_MEMORY_FENCE
587 #if ECB_GCC_VERSION(4,4) || defined(__INTEL_COMPILER) || defined(__clang__) 592 #if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__
588 #define ECB_MEMORY_FENCE __sync_synchronize () 593 #define ECB_MEMORY_FENCE __sync_synchronize ()
589 /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */ 594 /*#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 ); }) */ 595 /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */
591 #elif _MSC_VER >= 1400 /* VC++ 2005 */ 596 #elif _MSC_VER >= 1400 /* VC++ 2005 */
592 #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) 597 #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier)
593 #define ECB_MEMORY_FENCE _ReadWriteBarrier () 598 #define ECB_MEMORY_FENCE _ReadWriteBarrier ()
594 #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ 599 #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */
595 #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () 600 #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier ()
596 #elif defined(_WIN32) 601 #elif defined _WIN32
597 #include <WinNT.h> 602 #include <WinNT.h>
598 #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ 603 #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */
599 #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 604 #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
600 #include <mbarrier.h> 605 #include <mbarrier.h>
601 #define ECB_MEMORY_FENCE __machine_rw_barrier () 606 #define ECB_MEMORY_FENCE __machine_rw_barrier ()
602 #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier () 607 #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier ()
603 #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier () 608 #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier ()
609 #elif __xlC__
610 #define ECB_MEMORY_FENCE __sync ()
604 #endif 611 #endif
605#endif 612#endif
606 613
607#ifndef ECB_MEMORY_FENCE 614#ifndef ECB_MEMORY_FENCE
608 #if !ECB_AVOID_PTHREADS 615 #if !ECB_AVOID_PTHREADS
… …
620 static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; 627 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) 628 #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0)
622 #endif 629 #endif
623#endif 630#endif
624 631
625#if !defined(ECB_MEMORY_FENCE_ACQUIRE) && defined(ECB_MEMORY_FENCE) 632#if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE
626 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE 633 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE
627#endif 634#endif
628 635
629#if !defined(ECB_MEMORY_FENCE_RELEASE) && defined(ECB_MEMORY_FENCE) 636#if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE
630 #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE 637 #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE
631#endif 638#endif
632 639
633/*****************************************************************************/ 640/*****************************************************************************/
634 641
… …
1099{ 1106{
1100 write (STDERR_FILENO, msg, strlen (msg)); 1107 write (STDERR_FILENO, msg, strlen (msg));
1101} 1108}
1102#endif 1109#endif
1103 1110
1104static void (*syserr_cb)(const char *msg); 1111static void (*syserr_cb)(const char *msg) EV_THROW;
1105 1112
1106void ecb_cold 1113void ecb_cold
1107ev_set_syserr_cb (void (*cb)(const char *msg)) 1114ev_set_syserr_cb (void (*cb)(const char *msg)) EV_THROW
1108{ 1115{
1109 syserr_cb = cb; 1116 syserr_cb = cb;
1110} 1117}
1111 1118
1112static void noinline ecb_cold 1119static void noinline ecb_cold
… …
1148 free (ptr); 1155 free (ptr);
1149 return 0; 1156 return 0;
1150#endif 1157#endif
1151} 1158}
1152 1159
1153static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; 1160static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul;
1154 1161
1155void ecb_cold 1162void ecb_cold
1156ev_set_allocator (void *(*cb)(void *ptr, long size)) 1163ev_set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW
1157{ 1164{
1158 alloc = cb; 1165 alloc = cb;
1159} 1166}
1160 1167
1161inline_speed void * 1168inline_speed void *
… …
1278 1285
1279/*****************************************************************************/ 1286/*****************************************************************************/
1280 1287
1281#ifndef EV_HAVE_EV_TIME 1288#ifndef EV_HAVE_EV_TIME
1282ev_tstamp 1289ev_tstamp
1283ev_time (void) 1290ev_time (void) EV_THROW
1284{ 1291{
1285#if EV_USE_REALTIME 1292#if EV_USE_REALTIME
1286 if (expect_true (have_realtime)) 1293 if (expect_true (have_realtime))
1287 { 1294 {
1288 struct timespec ts; 1295 struct timespec ts;
… …
1312 return ev_time (); 1319 return ev_time ();
1313} 1320}
1314 1321
1315#if EV_MULTIPLICITY 1322#if EV_MULTIPLICITY
1316ev_tstamp 1323ev_tstamp
1317ev_now (EV_P) 1324ev_now (EV_P) EV_THROW
1318{ 1325{
1319 return ev_rt_now; 1326 return ev_rt_now;
1320} 1327}
1321#endif 1328#endif
1322 1329
1323void 1330void
1324ev_sleep (ev_tstamp delay) 1331ev_sleep (ev_tstamp delay) EV_THROW
1325{ 1332{
1326 if (delay > 0.) 1333 if (delay > 0.)
1327 { 1334 {
1328#if EV_USE_NANOSLEEP 1335#if EV_USE_NANOSLEEP
1329 struct timespec ts; 1336 struct timespec ts;
1330 1337
1331 EV_TS_SET (ts, delay); 1338 EV_TS_SET (ts, delay);
1332 nanosleep (&ts, 0); 1339 nanosleep (&ts, 0);
1333#elif defined(_WIN32) 1340#elif defined _WIN32
1334 Sleep ((unsigned long)(delay * 1e3)); 1341 Sleep ((unsigned long)(delay * 1e3));
1335#else 1342#else
1336 struct timeval tv; 1343 struct timeval tv;
1337 1344
1338 /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ 1345 /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */
… …
1410pendingcb (EV_P_ ev_prepare *w, int revents) 1417pendingcb (EV_P_ ev_prepare *w, int revents)
1411{ 1418{
1412} 1419}
1413 1420
1414void noinline 1421void noinline
1415ev_feed_event (EV_P_ void *w, int revents) 1422ev_feed_event (EV_P_ void *w, int revents) EV_THROW
1416{ 1423{
1417 W w_ = (W)w; 1424 W w_ = (W)w;
1418 int pri = ABSPRI (w_); 1425 int pri = ABSPRI (w_);
1419 1426
1420 if (expect_false (w_->pending)) 1427 if (expect_false (w_->pending))
… …
1424 w_->pending = ++pendingcnt [pri]; 1431 w_->pending = ++pendingcnt [pri];
1425 array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); 1432 array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2);
1426 pendings [pri][w_->pending - 1].w = w_; 1433 pendings [pri][w_->pending - 1].w = w_;
1427 pendings [pri][w_->pending - 1].events = revents; 1434 pendings [pri][w_->pending - 1].events = revents;
1428 } 1435 }
1436
1437 pendingpri = NUMPRI - 1;
1429} 1438}
1430 1439
1431inline_speed void 1440inline_speed void
1432feed_reverse (EV_P_ W w) 1441feed_reverse (EV_P_ W w)
1433{ 1442{
… …
1479 if (expect_true (!anfd->reify)) 1488 if (expect_true (!anfd->reify))
1480 fd_event_nocheck (EV_A_ fd, revents); 1489 fd_event_nocheck (EV_A_ fd, revents);
1481} 1490}
1482 1491
1483void 1492void
1484ev_feed_fd_event (EV_P_ int fd, int revents) 1493ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW
1485{ 1494{
1486 if (fd >= 0 && fd < anfdmax) 1495 if (fd >= 0 && fd < anfdmax)
1487 fd_event_nocheck (EV_A_ fd, revents); 1496 fd_event_nocheck (EV_A_ fd, revents);
1488} 1497}
1489 1498
… …
1838} 1847}
1839 1848
1840inline_speed void 1849inline_speed void
1841evpipe_write (EV_P_ EV_ATOMIC_T *flag) 1850evpipe_write (EV_P_ EV_ATOMIC_T *flag)
1842{ 1851{
1852 ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */
1853
1843 if (expect_true (*flag)) 1854 if (expect_true (*flag))
1844 return; 1855 return;
1845 1856
1846 *flag = 1; 1857 *flag = 1;
1847 1858
… …
1866 write (evfd, &counter, sizeof (uint64_t)); 1877 write (evfd, &counter, sizeof (uint64_t));
1867 } 1878 }
1868 else 1879 else
1869#endif 1880#endif
1870 { 1881 {
1871 /* win32 people keep sending patches that change this write() to send() */ 1882#ifdef _WIN32
1872 /* and then run away. but send() is wrong, it wants a socket handle on win32 */ 1883 WSABUF buf;
1873 /* so when you think this write should be a send instead, please find out */ 1884 DWORD sent;
1874 /* where your send() is from - it's definitely not the microsoft send, and */ 1885 buf.buf = &buf;
1875 /* tell me. thank you. */ 1886 buf.len = 1;
1876 /* it might be that your problem is that your environment needs EV_USE_WSASOCKET */ 1887 WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0);
1877 /* check the ev documentation on how to use this flag */ 1888#else
1878 write (evpipe [1], &(evpipe [1]), 1); 1889 write (evpipe [1], &(evpipe [1]), 1);
1890#endif
1879 } 1891 }
1880 1892
1881 errno = old_errno; 1893 errno = old_errno;
1882 } 1894 }
1883} 1895}
… …
1898 read (evfd, &counter, sizeof (uint64_t)); 1910 read (evfd, &counter, sizeof (uint64_t));
1899 } 1911 }
1900 else 1912 else
1901#endif 1913#endif
1902 { 1914 {
1903 char dummy; 1915 char dummy[4];
1904 /* see discussion in evpipe_write when you think this read should be recv in win32 */ 1916#ifdef _WIN32
1917 WSABUF buf;
1918 DWORD recvd;
1919 buf.buf = dummy;
1920 buf.len = sizeof (dummy);
1921 WSARecv (EV_FD_TO_WIN32_HANDLE (evpipe [0]), &buf, 1, &recvd, 0, 0, 0);
1922#else
1905 read (evpipe [0], &dummy, 1); 1923 read (evpipe [0], &dummy, sizeof (dummy));
1924#endif
1906 } 1925 }
1907 } 1926 }
1908 1927
1909 pipe_write_skipped = 0; 1928 pipe_write_skipped = 0;
1929
1930 ECB_MEMORY_FENCE; /* push out skipped, acquire flags */
1910 1931
1911#if EV_SIGNAL_ENABLE 1932#if EV_SIGNAL_ENABLE
1912 if (sig_pending) 1933 if (sig_pending)
1913 { 1934 {
1914 sig_pending = 0; 1935 sig_pending = 0;
1936
1937 ECB_MEMORY_FENCE_RELEASE;
1915 1938
1916 for (i = EV_NSIG - 1; i--; ) 1939 for (i = EV_NSIG - 1; i--; )
1917 if (expect_false (signals [i].pending)) 1940 if (expect_false (signals [i].pending))
1918 ev_feed_signal_event (EV_A_ i + 1); 1941 ev_feed_signal_event (EV_A_ i + 1);
1919 } 1942 }
… …
1921 1944
1922#if EV_ASYNC_ENABLE 1945#if EV_ASYNC_ENABLE
1923 if (async_pending) 1946 if (async_pending)
1924 { 1947 {
1925 async_pending = 0; 1948 async_pending = 0;
1949
1950 ECB_MEMORY_FENCE_RELEASE;
1926 1951
1927 for (i = asynccnt; i--; ) 1952 for (i = asynccnt; i--; )
1928 if (asyncs [i]->sent) 1953 if (asyncs [i]->sent)
1929 { 1954 {
1930 asyncs [i]->sent = 0; 1955 asyncs [i]->sent = 0;
… …
1935} 1960}
1936 1961
1937/*****************************************************************************/ 1962/*****************************************************************************/
1938 1963
1939void 1964void
1940ev_feed_signal (int signum) 1965ev_feed_signal (int signum) EV_THROW
1941{ 1966{
1942#if EV_MULTIPLICITY 1967#if EV_MULTIPLICITY
1943 EV_P = signals [signum - 1].loop; 1968 EV_P = signals [signum - 1].loop;
1944 1969
1945 if (!EV_A) 1970 if (!EV_A)
… …
1962 1987
1963 ev_feed_signal (signum); 1988 ev_feed_signal (signum);
1964} 1989}
1965 1990
1966void noinline 1991void noinline
1967ev_feed_signal_event (EV_P_ int signum) 1992ev_feed_signal_event (EV_P_ int signum) EV_THROW
1968{ 1993{
1969 WL w; 1994 WL w;
1970 1995
1971 if (expect_false (signum <= 0 || signum > EV_NSIG)) 1996 if (expect_false (signum <= 0 || signum > EV_NSIG))
1972 return; 1997 return;
… …
2088#if EV_USE_SELECT 2113#if EV_USE_SELECT
2089# include "ev_select.c" 2114# include "ev_select.c"
2090#endif 2115#endif
2091 2116
2092int ecb_cold 2117int ecb_cold
2093ev_version_major (void) 2118ev_version_major (void) EV_THROW
2094{ 2119{
2095 return EV_VERSION_MAJOR; 2120 return EV_VERSION_MAJOR;
2096} 2121}
2097 2122
2098int ecb_cold 2123int ecb_cold
2099ev_version_minor (void) 2124ev_version_minor (void) EV_THROW
2100{ 2125{
2101 return EV_VERSION_MINOR; 2126 return EV_VERSION_MINOR;
2102} 2127}
2103 2128
2104/* return true if we are running with elevated privileges and should ignore env variables */ 2129/* return true if we are running with elevated privileges and should ignore env variables */
… …
2112 || getgid () != getegid (); 2137 || getgid () != getegid ();
2113#endif 2138#endif
2114} 2139}
2115 2140
2116unsigned int ecb_cold 2141unsigned int ecb_cold
2117ev_supported_backends (void) 2142ev_supported_backends (void) EV_THROW
2118{ 2143{
2119 unsigned int flags = 0; 2144 unsigned int flags = 0;
2120 2145
2121 if (EV_USE_PORT ) flags |= EVBACKEND_PORT; 2146 if (EV_USE_PORT ) flags |= EVBACKEND_PORT;
2122 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; 2147 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE;
… …
2126 2151
2127 return flags; 2152 return flags;
2128} 2153}
2129 2154
2130unsigned int ecb_cold 2155unsigned int ecb_cold
2131ev_recommended_backends (void) 2156ev_recommended_backends (void) EV_THROW
2132{ 2157{
2133 unsigned int flags = ev_supported_backends (); 2158 unsigned int flags = ev_supported_backends ();
2134 2159
2135#ifndef __NetBSD__ 2160#ifndef __NetBSD__
2136 /* kqueue is borked on everything but netbsd apparently */ 2161 /* kqueue is borked on everything but netbsd apparently */
… …
2148 2173
2149 return flags; 2174 return flags;
2150} 2175}
2151 2176
2152unsigned int ecb_cold 2177unsigned int ecb_cold
2153ev_embeddable_backends (void) 2178ev_embeddable_backends (void) EV_THROW
2154{ 2179{
2155 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; 2180 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT;
2156 2181
2157 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ 2182 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */
2158 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ 2183 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */
… …
2160 2185
2161 return flags; 2186 return flags;
2162} 2187}
2163 2188
2164unsigned int 2189unsigned int
2165ev_backend (EV_P) 2190ev_backend (EV_P) EV_THROW
2166{ 2191{
2167 return backend; 2192 return backend;
2168} 2193}
2169 2194
2170#if EV_FEATURE_API 2195#if EV_FEATURE_API
2171unsigned int 2196unsigned int
2172ev_iteration (EV_P) 2197ev_iteration (EV_P) EV_THROW
2173{ 2198{
2174 return loop_count; 2199 return loop_count;
2175} 2200}
2176 2201
2177unsigned int 2202unsigned int
2178ev_depth (EV_P) 2203ev_depth (EV_P) EV_THROW
2179{ 2204{
2180 return loop_depth; 2205 return loop_depth;
2181} 2206}
2182 2207
2183void 2208void
2184ev_set_io_collect_interval (EV_P_ ev_tstamp interval) 2209ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
2185{ 2210{
2186 io_blocktime = interval; 2211 io_blocktime = interval;
2187} 2212}
2188 2213
2189void 2214void
2190ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) 2215ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
2191{ 2216{
2192 timeout_blocktime = interval; 2217 timeout_blocktime = interval;
2193} 2218}
2194 2219
2195void 2220void
2196ev_set_userdata (EV_P_ void *data) 2221ev_set_userdata (EV_P_ void *data) EV_THROW
2197{ 2222{
2198 userdata = data; 2223 userdata = data;
2199} 2224}
2200 2225
2201void * 2226void *
2202ev_userdata (EV_P) 2227ev_userdata (EV_P) EV_THROW
2203{ 2228{
2204 return userdata; 2229 return userdata;
2205} 2230}
2206 2231
2207void 2232void
2208ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) 2233ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) EV_THROW
2209{ 2234{
2210 invoke_cb = invoke_pending_cb; 2235 invoke_cb = invoke_pending_cb;
2211} 2236}
2212 2237
2213void 2238void
2214ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)) 2239ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW
2215{ 2240{
2216 release_cb = release; 2241 release_cb = release;
2217 acquire_cb = acquire; 2242 acquire_cb = acquire;
2218} 2243}
2219#endif 2244#endif
2220 2245
2221/* initialise a loop structure, must be zero-initialised */ 2246/* initialise a loop structure, must be zero-initialised */
2222static void noinline ecb_cold 2247static void noinline ecb_cold
2223loop_init (EV_P_ unsigned int flags) 2248loop_init (EV_P_ unsigned int flags) EV_THROW
2224{ 2249{
2225 if (!backend) 2250 if (!backend)
2226 { 2251 {
2227 origflags = flags; 2252 origflags = flags;
2228 2253
… …
2481} 2506}
2482 2507
2483#if EV_MULTIPLICITY 2508#if EV_MULTIPLICITY
2484 2509
2485struct ev_loop * ecb_cold 2510struct ev_loop * ecb_cold
2486ev_loop_new (unsigned int flags) 2511ev_loop_new (unsigned int flags) EV_THROW
2487{ 2512{
2488 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); 2513 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
2489 2514
2490 memset (EV_A, 0, sizeof (struct ev_loop)); 2515 memset (EV_A, 0, sizeof (struct ev_loop));
2491 loop_init (EV_A_ flags); 2516 loop_init (EV_A_ flags);
… …
2535} 2560}
2536#endif 2561#endif
2537 2562
2538#if EV_FEATURE_API 2563#if EV_FEATURE_API
2539void ecb_cold 2564void ecb_cold
2540ev_verify (EV_P) 2565ev_verify (EV_P) EV_THROW
2541{ 2566{
2542#if EV_VERIFY 2567#if EV_VERIFY
2543 int i; 2568 int i;
2544 WL w; 2569 WL w, w2;
2545 2570
2546 assert (activecnt >= -1); 2571 assert (activecnt >= -1);
2547 2572
2548 assert (fdchangemax >= fdchangecnt); 2573 assert (fdchangemax >= fdchangecnt);
2549 for (i = 0; i < fdchangecnt; ++i) 2574 for (i = 0; i < fdchangecnt; ++i)
2550 assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); 2575 assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0));
2551 2576
2552 assert (anfdmax >= 0); 2577 assert (anfdmax >= 0);
2553 for (i = 0; i < anfdmax; ++i) 2578 for (i = 0; i < anfdmax; ++i)
2579 {
2580 int j = 0;
2581
2554 for (w = anfds [i].head; w; w = w->next) 2582 for (w = w2 = anfds [i].head; w; w = w->next)
2555 { 2583 {
2556 verify_watcher (EV_A_ (W)w); 2584 verify_watcher (EV_A_ (W)w);
2585
2586 if (j++ & 1)
2587 {
2588 assert (("libev: io watcher list contains a loop", w != w2));
2589 w2 = w2->next;
2590 }
2591
2557 assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); 2592 assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1));
2558 assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); 2593 assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i));
2559 } 2594 }
2595 }
2560 2596
2561 assert (timermax >= timercnt); 2597 assert (timermax >= timercnt);
2562 verify_heap (EV_A_ timers, timercnt); 2598 verify_heap (EV_A_ timers, timercnt);
2563 2599
2564#if EV_PERIODIC_ENABLE 2600#if EV_PERIODIC_ENABLE
… …
2614#if EV_MULTIPLICITY 2650#if EV_MULTIPLICITY
2615struct ev_loop * ecb_cold 2651struct ev_loop * ecb_cold
2616#else 2652#else
2617int 2653int
2618#endif 2654#endif
2619ev_default_loop (unsigned int flags) 2655ev_default_loop (unsigned int flags) EV_THROW
2620{ 2656{
2621 if (!ev_default_loop_ptr) 2657 if (!ev_default_loop_ptr)
2622 { 2658 {
2623#if EV_MULTIPLICITY 2659#if EV_MULTIPLICITY
2624 EV_P = ev_default_loop_ptr = &default_loop_struct; 2660 EV_P = ev_default_loop_ptr = &default_loop_struct;
… …
2643 2679
2644 return ev_default_loop_ptr; 2680 return ev_default_loop_ptr;
2645} 2681}
2646 2682
2647void 2683void
2648ev_loop_fork (EV_P) 2684ev_loop_fork (EV_P) EV_THROW
2649{ 2685{
2650 postfork = 1; /* must be in line with ev_default_fork */ 2686 postfork = 1; /* must be in line with ev_default_fork */
2651} 2687}
2652 2688
2653/*****************************************************************************/ 2689/*****************************************************************************/
… …
2657{ 2693{
2658 EV_CB_INVOKE ((W)w, revents); 2694 EV_CB_INVOKE ((W)w, revents);
2659} 2695}
2660 2696
2661unsigned int 2697unsigned int
2662ev_pending_count (EV_P) 2698ev_pending_count (EV_P) EV_THROW
2663{ 2699{
2664 int pri; 2700 int pri;
2665 unsigned int count = 0; 2701 unsigned int count = 0;
2666 2702
2667 for (pri = NUMPRI; pri--; ) 2703 for (pri = NUMPRI; pri--; )
… …
2671} 2707}
2672 2708
2673void noinline 2709void noinline
2674ev_invoke_pending (EV_P) 2710ev_invoke_pending (EV_P)
2675{ 2711{
2676 int pri; 2712 for (pendingpri = NUMPRI; pendingpri--; ) /* pendingpri is modified during the loop */
2677
2678 for (pri = NUMPRI; pri--; )
2679 while (pendingcnt [pri]) 2713 while (pendingcnt [pendingpri])
2680 { 2714 {
2681 ANPENDING *p = pendings [pri] + --pendingcnt [pri]; 2715 ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri];
2682 2716
2683 p->w->pending = 0; 2717 p->w->pending = 0;
2684 EV_CB_INVOKE (p->w, p->events); 2718 EV_CB_INVOKE (p->w, p->events);
2685 EV_FREQUENT_CHECK; 2719 EV_FREQUENT_CHECK;
2686 } 2720 }
… …
2926 2960
2927 mn_now = ev_rt_now; 2961 mn_now = ev_rt_now;
2928 } 2962 }
2929} 2963}
2930 2964
2931void 2965int
2932ev_run (EV_P_ int flags) 2966ev_run (EV_P_ int flags)
2933{ 2967{
2934#if EV_FEATURE_API 2968#if EV_FEATURE_API
2935 ++loop_depth; 2969 ++loop_depth;
2936#endif 2970#endif
… …
3093 loop_done = EVBREAK_CANCEL; 3127 loop_done = EVBREAK_CANCEL;
3094 3128
3095#if EV_FEATURE_API 3129#if EV_FEATURE_API
3096 --loop_depth; 3130 --loop_depth;
3097#endif 3131#endif
3132
3133 return activecnt;
3098} 3134}
3099 3135
3100void 3136void
3101ev_break (EV_P_ int how) 3137ev_break (EV_P_ int how) EV_THROW
3102{ 3138{
3103 loop_done = how; 3139 loop_done = how;
3104} 3140}
3105 3141
3106void 3142void
3107ev_ref (EV_P) 3143ev_ref (EV_P) EV_THROW
3108{ 3144{
3109 ++activecnt; 3145 ++activecnt;
3110} 3146}
3111 3147
3112void 3148void
3113ev_unref (EV_P) 3149ev_unref (EV_P) EV_THROW
3114{ 3150{
3115 --activecnt; 3151 --activecnt;
3116} 3152}
3117 3153
3118void 3154void
3119ev_now_update (EV_P) 3155ev_now_update (EV_P) EV_THROW
3120{ 3156{
3121 time_update (EV_A_ 1e100); 3157 time_update (EV_A_ 1e100);
3122} 3158}
3123 3159
3124void 3160void
3125ev_suspend (EV_P) 3161ev_suspend (EV_P) EV_THROW
3126{ 3162{
3127 ev_now_update (EV_A); 3163 ev_now_update (EV_A);
3128} 3164}
3129 3165
3130void 3166void
3131ev_resume (EV_P) 3167ev_resume (EV_P) EV_THROW
3132{ 3168{
3133 ev_tstamp mn_prev = mn_now; 3169 ev_tstamp mn_prev = mn_now;
3134 3170
3135 ev_now_update (EV_A); 3171 ev_now_update (EV_A);
3136 timers_reschedule (EV_A_ mn_now - mn_prev); 3172 timers_reschedule (EV_A_ mn_now - mn_prev);
… …
3175 w->pending = 0; 3211 w->pending = 0;
3176 } 3212 }
3177} 3213}
3178 3214
3179int 3215int
3180ev_clear_pending (EV_P_ void *w) 3216ev_clear_pending (EV_P_ void *w) EV_THROW
3181{ 3217{
3182 W w_ = (W)w; 3218 W w_ = (W)w;
3183 int pending = w_->pending; 3219 int pending = w_->pending;
3184 3220
3185 if (expect_true (pending)) 3221 if (expect_true (pending))
… …
3218} 3254}
3219 3255
3220/*****************************************************************************/ 3256/*****************************************************************************/
3221 3257
3222void noinline 3258void noinline
3223ev_io_start (EV_P_ ev_io *w) 3259ev_io_start (EV_P_ ev_io *w) EV_THROW
3224{ 3260{
3225 int fd = w->fd; 3261 int fd = w->fd;
3226 3262
3227 if (expect_false (ev_is_active (w))) 3263 if (expect_false (ev_is_active (w)))
3228 return; 3264 return;
… …
3234 3270
3235 ev_start (EV_A_ (W)w, 1); 3271 ev_start (EV_A_ (W)w, 1);
3236 array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); 3272 array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero);
3237 wlist_add (&anfds[fd].head, (WL)w); 3273 wlist_add (&anfds[fd].head, (WL)w);
3238 3274
3275 /* common bug, apparently */
3276 assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w));
3277
3239 fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); 3278 fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY);
3240 w->events &= ~EV__IOFDSET; 3279 w->events &= ~EV__IOFDSET;
3241 3280
3242 EV_FREQUENT_CHECK; 3281 EV_FREQUENT_CHECK;
3243} 3282}
3244 3283
3245void noinline 3284void noinline
3246ev_io_stop (EV_P_ ev_io *w) 3285ev_io_stop (EV_P_ ev_io *w) EV_THROW
3247{ 3286{
3248 clear_pending (EV_A_ (W)w); 3287 clear_pending (EV_A_ (W)w);
3249 if (expect_false (!ev_is_active (w))) 3288 if (expect_false (!ev_is_active (w)))
3250 return; 3289 return;
3251 3290
… …
3260 3299
3261 EV_FREQUENT_CHECK; 3300 EV_FREQUENT_CHECK;
3262} 3301}
3263 3302
3264void noinline 3303void noinline
3265ev_timer_start (EV_P_ ev_timer *w) 3304ev_timer_start (EV_P_ ev_timer *w) EV_THROW
3266{ 3305{
3267 if (expect_false (ev_is_active (w))) 3306 if (expect_false (ev_is_active (w)))
3268 return; 3307 return;
3269 3308
3270 ev_at (w) += mn_now; 3309 ev_at (w) += mn_now;
… …
3284 3323
3285 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ 3324 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/
3286} 3325}
3287 3326
3288void noinline 3327void noinline
3289ev_timer_stop (EV_P_ ev_timer *w) 3328ev_timer_stop (EV_P_ ev_timer *w) EV_THROW
3290{ 3329{
3291 clear_pending (EV_A_ (W)w); 3330 clear_pending (EV_A_ (W)w);
3292 if (expect_false (!ev_is_active (w))) 3331 if (expect_false (!ev_is_active (w)))
3293 return; 3332 return;
3294 3333
… …
3314 3353
3315 EV_FREQUENT_CHECK; 3354 EV_FREQUENT_CHECK;
3316} 3355}
3317 3356
3318void noinline 3357void noinline
3319ev_timer_again (EV_P_ ev_timer *w) 3358ev_timer_again (EV_P_ ev_timer *w) EV_THROW
3320{ 3359{
3321 EV_FREQUENT_CHECK; 3360 EV_FREQUENT_CHECK;
3322 3361
3323 clear_pending (EV_A_ (W)w); 3362 clear_pending (EV_A_ (W)w);
3324 3363
… …
3341 3380
3342 EV_FREQUENT_CHECK; 3381 EV_FREQUENT_CHECK;
3343} 3382}
3344 3383
3345ev_tstamp 3384ev_tstamp
3346ev_timer_remaining (EV_P_ ev_timer *w) 3385ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW
3347{ 3386{
3348 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); 3387 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.);
3349} 3388}
3350 3389
3351#if EV_PERIODIC_ENABLE 3390#if EV_PERIODIC_ENABLE
3352void noinline 3391void noinline
3353ev_periodic_start (EV_P_ ev_periodic *w) 3392ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW
3354{ 3393{
3355 if (expect_false (ev_is_active (w))) 3394 if (expect_false (ev_is_active (w)))
3356 return; 3395 return;
3357 3396
3358 if (w->reschedule_cb) 3397 if (w->reschedule_cb)
… …
3378 3417
3379 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ 3418 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/
3380} 3419}
3381 3420
3382void noinline 3421void noinline
3383ev_periodic_stop (EV_P_ ev_periodic *w) 3422ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW
3384{ 3423{
3385 clear_pending (EV_A_ (W)w); 3424 clear_pending (EV_A_ (W)w);
3386 if (expect_false (!ev_is_active (w))) 3425 if (expect_false (!ev_is_active (w)))
3387 return; 3426 return;
3388 3427
… …
3406 3445
3407 EV_FREQUENT_CHECK; 3446 EV_FREQUENT_CHECK;
3408} 3447}
3409 3448
3410void noinline 3449void noinline
3411ev_periodic_again (EV_P_ ev_periodic *w) 3450ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW
3412{ 3451{
3413 /* TODO: use adjustheap and recalculation */ 3452 /* TODO: use adjustheap and recalculation */
3414 ev_periodic_stop (EV_A_ w); 3453 ev_periodic_stop (EV_A_ w);
3415 ev_periodic_start (EV_A_ w); 3454 ev_periodic_start (EV_A_ w);
3416} 3455}
… …
3421#endif 3460#endif
3422 3461
3423#if EV_SIGNAL_ENABLE 3462#if EV_SIGNAL_ENABLE
3424 3463
3425void noinline 3464void noinline
3426ev_signal_start (EV_P_ ev_signal *w) 3465ev_signal_start (EV_P_ ev_signal *w) EV_THROW
3427{ 3466{
3428 if (expect_false (ev_is_active (w))) 3467 if (expect_false (ev_is_active (w)))
3429 return; 3468 return;
3430 3469
3431 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); 3470 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG));
… …
3502 3541
3503 EV_FREQUENT_CHECK; 3542 EV_FREQUENT_CHECK;
3504} 3543}
3505 3544
3506void noinline 3545void noinline
3507ev_signal_stop (EV_P_ ev_signal *w) 3546ev_signal_stop (EV_P_ ev_signal *w) EV_THROW
3508{ 3547{
3509 clear_pending (EV_A_ (W)w); 3548 clear_pending (EV_A_ (W)w);
3510 if (expect_false (!ev_is_active (w))) 3549 if (expect_false (!ev_is_active (w)))
3511 return; 3550 return;
3512 3551
… …
3543#endif 3582#endif
3544 3583
3545#if EV_CHILD_ENABLE 3584#if EV_CHILD_ENABLE
3546 3585
3547void 3586void
3548ev_child_start (EV_P_ ev_child *w) 3587ev_child_start (EV_P_ ev_child *w) EV_THROW
3549{ 3588{
3550#if EV_MULTIPLICITY 3589#if EV_MULTIPLICITY
3551 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); 3590 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
3552#endif 3591#endif
3553 if (expect_false (ev_is_active (w))) 3592 if (expect_false (ev_is_active (w)))
… …
3560 3599
3561 EV_FREQUENT_CHECK; 3600 EV_FREQUENT_CHECK;
3562} 3601}
3563 3602
3564void 3603void
3565ev_child_stop (EV_P_ ev_child *w) 3604ev_child_stop (EV_P_ ev_child *w) EV_THROW
3566{ 3605{
3567 clear_pending (EV_A_ (W)w); 3606 clear_pending (EV_A_ (W)w);
3568 if (expect_false (!ev_is_active (w))) 3607 if (expect_false (!ev_is_active (w)))
3569 return; 3608 return;
3570 3609
… …
3737} 3776}
3738 3777
3739inline_size int 3778inline_size int
3740infy_newfd (void) 3779infy_newfd (void)
3741{ 3780{
3742#if defined (IN_CLOEXEC) && defined (IN_NONBLOCK) 3781#if defined IN_CLOEXEC && defined IN_NONBLOCK
3743 int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); 3782 int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK);
3744 if (fd >= 0) 3783 if (fd >= 0)
3745 return fd; 3784 return fd;
3746#endif 3785#endif
3747 return inotify_init (); 3786 return inotify_init ();
… …
3822#else 3861#else
3823# define EV_LSTAT(p,b) lstat (p, b) 3862# define EV_LSTAT(p,b) lstat (p, b)
3824#endif 3863#endif
3825 3864
3826void 3865void
3827ev_stat_stat (EV_P_ ev_stat *w) 3866ev_stat_stat (EV_P_ ev_stat *w) EV_THROW
3828{ 3867{
3829 if (lstat (w->path, &w->attr) < 0) 3868 if (lstat (w->path, &w->attr) < 0)
3830 w->attr.st_nlink = 0; 3869 w->attr.st_nlink = 0;
3831 else if (!w->attr.st_nlink) 3870 else if (!w->attr.st_nlink)
3832 w->attr.st_nlink = 1; 3871 w->attr.st_nlink = 1;
… …
3871 ev_feed_event (EV_A_ w, EV_STAT); 3910 ev_feed_event (EV_A_ w, EV_STAT);
3872 } 3911 }
3873} 3912}
3874 3913
3875void 3914void
3876ev_stat_start (EV_P_ ev_stat *w) 3915ev_stat_start (EV_P_ ev_stat *w) EV_THROW
3877{ 3916{
3878 if (expect_false (ev_is_active (w))) 3917 if (expect_false (ev_is_active (w)))
3879 return; 3918 return;
3880 3919
3881 ev_stat_stat (EV_A_ w); 3920 ev_stat_stat (EV_A_ w);
… …
3902 3941
3903 EV_FREQUENT_CHECK; 3942 EV_FREQUENT_CHECK;
3904} 3943}
3905 3944
3906void 3945void
3907ev_stat_stop (EV_P_ ev_stat *w) 3946ev_stat_stop (EV_P_ ev_stat *w) EV_THROW
3908{ 3947{
3909 clear_pending (EV_A_ (W)w); 3948 clear_pending (EV_A_ (W)w);
3910 if (expect_false (!ev_is_active (w))) 3949 if (expect_false (!ev_is_active (w)))
3911 return; 3950 return;
3912 3951
… …
3928} 3967}
3929#endif 3968#endif
3930 3969
3931#if EV_IDLE_ENABLE 3970#if EV_IDLE_ENABLE
3932void 3971void
3933ev_idle_start (EV_P_ ev_idle *w) 3972ev_idle_start (EV_P_ ev_idle *w) EV_THROW
3934{ 3973{
3935 if (expect_false (ev_is_active (w))) 3974 if (expect_false (ev_is_active (w)))
3936 return; 3975 return;
3937 3976
3938 pri_adjust (EV_A_ (W)w); 3977 pri_adjust (EV_A_ (W)w);
… …
3951 3990
3952 EV_FREQUENT_CHECK; 3991 EV_FREQUENT_CHECK;
3953} 3992}
3954 3993
3955void 3994void
3956ev_idle_stop (EV_P_ ev_idle *w) 3995ev_idle_stop (EV_P_ ev_idle *w) EV_THROW
3957{ 3996{
3958 clear_pending (EV_A_ (W)w); 3997 clear_pending (EV_A_ (W)w);
3959 if (expect_false (!ev_is_active (w))) 3998 if (expect_false (!ev_is_active (w)))
3960 return; 3999 return;
3961 4000
… …
3975} 4014}
3976#endif 4015#endif
3977 4016
3978#if EV_PREPARE_ENABLE 4017#if EV_PREPARE_ENABLE
3979void 4018void
3980ev_prepare_start (EV_P_ ev_prepare *w) 4019ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW
3981{ 4020{
3982 if (expect_false (ev_is_active (w))) 4021 if (expect_false (ev_is_active (w)))
3983 return; 4022 return;
3984 4023
3985 EV_FREQUENT_CHECK; 4024 EV_FREQUENT_CHECK;
… …
3990 4029
3991 EV_FREQUENT_CHECK; 4030 EV_FREQUENT_CHECK;
3992} 4031}
3993 4032
3994void 4033void
3995ev_prepare_stop (EV_P_ ev_prepare *w) 4034ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW
3996{ 4035{
3997 clear_pending (EV_A_ (W)w); 4036 clear_pending (EV_A_ (W)w);
3998 if (expect_false (!ev_is_active (w))) 4037 if (expect_false (!ev_is_active (w)))
3999 return; 4038 return;
4000 4039
… …
4013} 4052}
4014#endif 4053#endif
4015 4054
4016#if EV_CHECK_ENABLE 4055#if EV_CHECK_ENABLE
4017void 4056void
4018ev_check_start (EV_P_ ev_check *w) 4057ev_check_start (EV_P_ ev_check *w) EV_THROW
4019{ 4058{
4020 if (expect_false (ev_is_active (w))) 4059 if (expect_false (ev_is_active (w)))
4021 return; 4060 return;
4022 4061
4023 EV_FREQUENT_CHECK; 4062 EV_FREQUENT_CHECK;
… …
4028 4067
4029 EV_FREQUENT_CHECK; 4068 EV_FREQUENT_CHECK;
4030} 4069}
4031 4070
4032void 4071void
4033ev_check_stop (EV_P_ ev_check *w) 4072ev_check_stop (EV_P_ ev_check *w) EV_THROW
4034{ 4073{
4035 clear_pending (EV_A_ (W)w); 4074 clear_pending (EV_A_ (W)w);
4036 if (expect_false (!ev_is_active (w))) 4075 if (expect_false (!ev_is_active (w)))
4037 return; 4076 return;
4038 4077
… …
4051} 4090}
4052#endif 4091#endif
4053 4092
4054#if EV_EMBED_ENABLE 4093#if EV_EMBED_ENABLE
4055void noinline 4094void noinline
4056ev_embed_sweep (EV_P_ ev_embed *w) 4095ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW
4057{ 4096{
4058 ev_run (w->other, EVRUN_NOWAIT); 4097 ev_run (w->other, EVRUN_NOWAIT);
4059} 4098}
4060 4099
4061static void 4100static void
… …
4109 ev_idle_stop (EV_A_ idle); 4148 ev_idle_stop (EV_A_ idle);
4110} 4149}
4111#endif 4150#endif
4112 4151
4113void 4152void
4114ev_embed_start (EV_P_ ev_embed *w) 4153ev_embed_start (EV_P_ ev_embed *w) EV_THROW
4115{ 4154{
4116 if (expect_false (ev_is_active (w))) 4155 if (expect_false (ev_is_active (w)))
4117 return; 4156 return;
4118 4157
4119 { 4158 {
… …
4140 4179
4141 EV_FREQUENT_CHECK; 4180 EV_FREQUENT_CHECK;
4142} 4181}
4143 4182
4144void 4183void
4145ev_embed_stop (EV_P_ ev_embed *w) 4184ev_embed_stop (EV_P_ ev_embed *w) EV_THROW
4146{ 4185{
4147 clear_pending (EV_A_ (W)w); 4186 clear_pending (EV_A_ (W)w);
4148 if (expect_false (!ev_is_active (w))) 4187 if (expect_false (!ev_is_active (w)))
4149 return; 4188 return;
4150 4189
… …
4160} 4199}
4161#endif 4200#endif
4162 4201
4163#if EV_FORK_ENABLE 4202#if EV_FORK_ENABLE
4164void 4203void
4165ev_fork_start (EV_P_ ev_fork *w) 4204ev_fork_start (EV_P_ ev_fork *w) EV_THROW
4166{ 4205{
4167 if (expect_false (ev_is_active (w))) 4206 if (expect_false (ev_is_active (w)))
4168 return; 4207 return;
4169 4208
4170 EV_FREQUENT_CHECK; 4209 EV_FREQUENT_CHECK;
… …
4175 4214
4176 EV_FREQUENT_CHECK; 4215 EV_FREQUENT_CHECK;
4177} 4216}
4178 4217
4179void 4218void
4180ev_fork_stop (EV_P_ ev_fork *w) 4219ev_fork_stop (EV_P_ ev_fork *w) EV_THROW
4181{ 4220{
4182 clear_pending (EV_A_ (W)w); 4221 clear_pending (EV_A_ (W)w);
4183 if (expect_false (!ev_is_active (w))) 4222 if (expect_false (!ev_is_active (w)))
4184 return; 4223 return;
4185 4224
… …
4198} 4237}
4199#endif 4238#endif
4200 4239
4201#if EV_CLEANUP_ENABLE 4240#if EV_CLEANUP_ENABLE
4202void 4241void
4203ev_cleanup_start (EV_P_ ev_cleanup *w) 4242ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW
4204{ 4243{
4205 if (expect_false (ev_is_active (w))) 4244 if (expect_false (ev_is_active (w)))
4206 return; 4245 return;
4207 4246
4208 EV_FREQUENT_CHECK; 4247 EV_FREQUENT_CHECK;
… …
4215 ev_unref (EV_A); 4254 ev_unref (EV_A);
4216 EV_FREQUENT_CHECK; 4255 EV_FREQUENT_CHECK;
4217} 4256}
4218 4257
4219void 4258void
4220ev_cleanup_stop (EV_P_ ev_cleanup *w) 4259ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW
4221{ 4260{
4222 clear_pending (EV_A_ (W)w); 4261 clear_pending (EV_A_ (W)w);
4223 if (expect_false (!ev_is_active (w))) 4262 if (expect_false (!ev_is_active (w)))
4224 return; 4263 return;
4225 4264
… …
4239} 4278}
4240#endif 4279#endif
4241 4280
4242#if EV_ASYNC_ENABLE 4281#if EV_ASYNC_ENABLE
4243void 4282void
4244ev_async_start (EV_P_ ev_async *w) 4283ev_async_start (EV_P_ ev_async *w) EV_THROW
4245{ 4284{
4246 if (expect_false (ev_is_active (w))) 4285 if (expect_false (ev_is_active (w)))
4247 return; 4286 return;
4248 4287
4249 w->sent = 0; 4288 w->sent = 0;
… …
4258 4297
4259 EV_FREQUENT_CHECK; 4298 EV_FREQUENT_CHECK;
4260} 4299}
4261 4300
4262void 4301void
4263ev_async_stop (EV_P_ ev_async *w) 4302ev_async_stop (EV_P_ ev_async *w) EV_THROW
4264{ 4303{
4265 clear_pending (EV_A_ (W)w); 4304 clear_pending (EV_A_ (W)w);
4266 if (expect_false (!ev_is_active (w))) 4305 if (expect_false (!ev_is_active (w)))
4267 return; 4306 return;
4268 4307
… …
4279 4318
4280 EV_FREQUENT_CHECK; 4319 EV_FREQUENT_CHECK;
4281} 4320}
4282 4321
4283void 4322void
4284ev_async_send (EV_P_ ev_async *w) 4323ev_async_send (EV_P_ ev_async *w) EV_THROW
4285{ 4324{
4286 w->sent = 1; 4325 w->sent = 1;
4287 evpipe_write (EV_A_ &async_pending); 4326 evpipe_write (EV_A_ &async_pending);
4288} 4327}
4289#endif 4328#endif
… …
4326 4365
4327 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); 4366 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io));
4328} 4367}
4329 4368
4330void 4369void
4331ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) 4370ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW
4332{ 4371{
4333 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); 4372 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once));
4334 4373
4335 if (expect_false (!once)) 4374 if (expect_false (!once))
4336 { 4375 {
… …
4358 4397
4359/*****************************************************************************/ 4398/*****************************************************************************/
4360 4399
4361#if EV_WALK_ENABLE 4400#if EV_WALK_ENABLE
4362void ecb_cold 4401void ecb_cold
4363ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) 4402ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW
4364{ 4403{
4365 int i, j; 4404 int i, j;
4366 ev_watcher_list *wl, *wn; 4405 ev_watcher_list *wl, *wn;
4367 4406
4368 if (types & (EV_IO | EV_EMBED)) 4407 if (types & (EV_IO | EV_EMBED))

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines