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Comparing libev/ev.c (file contents):
Revision 1.407 by root, Wed Jan 25 01:32:12 2012 UTC vs.
Revision 1.424 by root, Tue May 1 22:01:40 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) || defined(__clang__) || __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")
580 #elif defined __s390__ || defined __s390x__
581 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory")
582 #elif defined __mips__
583 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
584 #elif defined __alpha__
585 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory")
565 #endif 586 #endif
566 #endif 587 #endif
567#endif 588#endif
568 589
569#ifndef ECB_MEMORY_FENCE 590#ifndef ECB_MEMORY_FENCE
570 #if ECB_GCC_VERSION(4,4) || defined(__INTEL_COMPILER) || defined(__clang__) 591 #if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__
571 #define ECB_MEMORY_FENCE __sync_synchronize () 592 #define ECB_MEMORY_FENCE __sync_synchronize ()
572 /*#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); }) */
573 /*#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 ); }) */
574 #elif _MSC_VER >= 1400 /* VC++ 2005 */ 595 #elif _MSC_VER >= 1400 /* VC++ 2005 */
575 #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) 596 #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier)
576 #define ECB_MEMORY_FENCE _ReadWriteBarrier () 597 #define ECB_MEMORY_FENCE _ReadWriteBarrier ()
577 #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 */
578 #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () 599 #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier ()
579 #elif defined(_WIN32) 600 #elif defined _WIN32
580 #include <WinNT.h> 601 #include <WinNT.h>
581 #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ 602 #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */
582 #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 603 #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
583 #include <mbarrier.h> 604 #include <mbarrier.h>
584 #define ECB_MEMORY_FENCE __machine_rw_barrier () 605 #define ECB_MEMORY_FENCE __machine_rw_barrier ()
585 #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier () 606 #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier ()
586 #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 ()
587 #endif 610 #endif
588#endif 611#endif
589 612
590#ifndef ECB_MEMORY_FENCE 613#ifndef ECB_MEMORY_FENCE
591 #if !ECB_AVOID_PTHREADS 614 #if !ECB_AVOID_PTHREADS
… …
603 static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; 626 static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER;
604 #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)
605 #endif 628 #endif
606#endif 629#endif
607 630
608#if !defined(ECB_MEMORY_FENCE_ACQUIRE) && defined(ECB_MEMORY_FENCE) 631#if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE
609 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE 632 #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE
610#endif 633#endif
611 634
612#if !defined(ECB_MEMORY_FENCE_RELEASE) && defined(ECB_MEMORY_FENCE) 635#if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE
613 #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE 636 #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE
614#endif 637#endif
615 638
616/*****************************************************************************/ 639/*****************************************************************************/
617 640
… …
854 877
855#if ECB_GCC_VERSION(4,5) 878#if ECB_GCC_VERSION(4,5)
856 #define ecb_unreachable() __builtin_unreachable () 879 #define ecb_unreachable() __builtin_unreachable ()
857#else 880#else
858 /* this seems to work fine, but gcc always emits a warning for it :/ */ 881 /* this seems to work fine, but gcc always emits a warning for it :/ */
859 ecb_function_ void ecb_unreachable (void) ecb_noreturn; 882 ecb_inline void ecb_unreachable (void) ecb_noreturn;
860 ecb_function_ void ecb_unreachable (void) { } 883 ecb_inline void ecb_unreachable (void) { }
861#endif 884#endif
862 885
863/* try to tell the compiler that some condition is definitely true */ 886/* try to tell the compiler that some condition is definitely true */
864#define ecb_assume(cond) do { if (!(cond)) ecb_unreachable (); } while (0) 887#define ecb_assume(cond) do { if (!(cond)) ecb_unreachable (); } while (0)
865 888
866ecb_function_ unsigned char ecb_byteorder_helper (void) ecb_const; 889ecb_inline unsigned char ecb_byteorder_helper (void) ecb_const;
867ecb_function_ unsigned char 890ecb_inline unsigned char
868ecb_byteorder_helper (void) 891ecb_byteorder_helper (void)
869{ 892{
870 const uint32_t u = 0x11223344; 893 const uint32_t u = 0x11223344;
871 return *(unsigned char *)&u; 894 return *(unsigned char *)&u;
872} 895}
873 896
874ecb_function_ ecb_bool ecb_big_endian (void) ecb_const; 897ecb_inline ecb_bool ecb_big_endian (void) ecb_const;
875ecb_function_ ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11; } 898ecb_inline ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11; }
876ecb_function_ ecb_bool ecb_little_endian (void) ecb_const; 899ecb_inline ecb_bool ecb_little_endian (void) ecb_const;
877ecb_function_ ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == 0x44; } 900ecb_inline ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == 0x44; }
878 901
879#if ECB_GCC_VERSION(3,0) || ECB_C99 902#if ECB_GCC_VERSION(3,0) || ECB_C99
880 #define ecb_mod(m,n) ((m) % (n) + ((m) % (n) < 0 ? (n) : 0)) 903 #define ecb_mod(m,n) ((m) % (n) + ((m) % (n) < 0 ? (n) : 0))
881#else 904#else
882 #define ecb_mod(m,n) ((m) < 0 ? ((n) - 1 - ((-1 - (m)) % (n))) : ((m) % (n))) 905 #define ecb_mod(m,n) ((m) < 0 ? ((n) - 1 - ((-1 - (m)) % (n))) : ((m) % (n)))
… …
1082{ 1105{
1083 write (STDERR_FILENO, msg, strlen (msg)); 1106 write (STDERR_FILENO, msg, strlen (msg));
1084} 1107}
1085#endif 1108#endif
1086 1109
1087static void (*syserr_cb)(const char *msg); 1110static void (*syserr_cb)(const char *msg) EV_THROW;
1088 1111
1089void ecb_cold 1112void ecb_cold
1090ev_set_syserr_cb (void (*cb)(const char *msg)) 1113ev_set_syserr_cb (void (*cb)(const char *msg)) EV_THROW
1091{ 1114{
1092 syserr_cb = cb; 1115 syserr_cb = cb;
1093} 1116}
1094 1117
1095static void noinline ecb_cold 1118static void noinline ecb_cold
… …
1131 free (ptr); 1154 free (ptr);
1132 return 0; 1155 return 0;
1133#endif 1156#endif
1134} 1157}
1135 1158
1136static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; 1159static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul;
1137 1160
1138void ecb_cold 1161void ecb_cold
1139ev_set_allocator (void *(*cb)(void *ptr, long size)) 1162ev_set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW
1140{ 1163{
1141 alloc = cb; 1164 alloc = cb;
1142} 1165}
1143 1166
1144inline_speed void * 1167inline_speed void *
… …
1261 1284
1262/*****************************************************************************/ 1285/*****************************************************************************/
1263 1286
1264#ifndef EV_HAVE_EV_TIME 1287#ifndef EV_HAVE_EV_TIME
1265ev_tstamp 1288ev_tstamp
1266ev_time (void) 1289ev_time (void) EV_THROW
1267{ 1290{
1268#if EV_USE_REALTIME 1291#if EV_USE_REALTIME
1269 if (expect_true (have_realtime)) 1292 if (expect_true (have_realtime))
1270 { 1293 {
1271 struct timespec ts; 1294 struct timespec ts;
… …
1295 return ev_time (); 1318 return ev_time ();
1296} 1319}
1297 1320
1298#if EV_MULTIPLICITY 1321#if EV_MULTIPLICITY
1299ev_tstamp 1322ev_tstamp
1300ev_now (EV_P) 1323ev_now (EV_P) EV_THROW
1301{ 1324{
1302 return ev_rt_now; 1325 return ev_rt_now;
1303} 1326}
1304#endif 1327#endif
1305 1328
1306void 1329void
1307ev_sleep (ev_tstamp delay) 1330ev_sleep (ev_tstamp delay) EV_THROW
1308{ 1331{
1309 if (delay > 0.) 1332 if (delay > 0.)
1310 { 1333 {
1311#if EV_USE_NANOSLEEP 1334#if EV_USE_NANOSLEEP
1312 struct timespec ts; 1335 struct timespec ts;
1313 1336
1314 EV_TS_SET (ts, delay); 1337 EV_TS_SET (ts, delay);
1315 nanosleep (&ts, 0); 1338 nanosleep (&ts, 0);
1316#elif defined(_WIN32) 1339#elif defined _WIN32
1317 Sleep ((unsigned long)(delay * 1e3)); 1340 Sleep ((unsigned long)(delay * 1e3));
1318#else 1341#else
1319 struct timeval tv; 1342 struct timeval tv;
1320 1343
1321 /* 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 */
… …
1393pendingcb (EV_P_ ev_prepare *w, int revents) 1416pendingcb (EV_P_ ev_prepare *w, int revents)
1394{ 1417{
1395} 1418}
1396 1419
1397void noinline 1420void noinline
1398ev_feed_event (EV_P_ void *w, int revents) 1421ev_feed_event (EV_P_ void *w, int revents) EV_THROW
1399{ 1422{
1400 W w_ = (W)w; 1423 W w_ = (W)w;
1401 int pri = ABSPRI (w_); 1424 int pri = ABSPRI (w_);
1402 1425
1403 if (expect_false (w_->pending)) 1426 if (expect_false (w_->pending))
… …
1462 if (expect_true (!anfd->reify)) 1485 if (expect_true (!anfd->reify))
1463 fd_event_nocheck (EV_A_ fd, revents); 1486 fd_event_nocheck (EV_A_ fd, revents);
1464} 1487}
1465 1488
1466void 1489void
1467ev_feed_fd_event (EV_P_ int fd, int revents) 1490ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW
1468{ 1491{
1469 if (fd >= 0 && fd < anfdmax) 1492 if (fd >= 0 && fd < anfdmax)
1470 fd_event_nocheck (EV_A_ fd, revents); 1493 fd_event_nocheck (EV_A_ fd, revents);
1471} 1494}
1472 1495
… …
1821} 1844}
1822 1845
1823inline_speed void 1846inline_speed void
1824evpipe_write (EV_P_ EV_ATOMIC_T *flag) 1847evpipe_write (EV_P_ EV_ATOMIC_T *flag)
1825{ 1848{
1849 ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */
1850
1826 if (expect_true (*flag)) 1851 if (expect_true (*flag))
1827 return; 1852 return;
1828 1853
1829 *flag = 1; 1854 *flag = 1;
1830 1855
… …
1854 /* win32 people keep sending patches that change this write() to send() */ 1879 /* win32 people keep sending patches that change this write() to send() */
1855 /* and then run away. but send() is wrong, it wants a socket handle on win32 */ 1880 /* and then run away. but send() is wrong, it wants a socket handle on win32 */
1856 /* so when you think this write should be a send instead, please find out */ 1881 /* so when you think this write should be a send instead, please find out */
1857 /* where your send() is from - it's definitely not the microsoft send, and */ 1882 /* where your send() is from - it's definitely not the microsoft send, and */
1858 /* tell me. thank you. */ 1883 /* tell me. thank you. */
1884 /* it might be that your problem is that your environment needs EV_USE_WSASOCKET */
1885 /* check the ev documentation on how to use this flag */
1859 write (evpipe [1], &(evpipe [1]), 1); 1886 write (evpipe [1], &(evpipe [1]), 1);
1860 } 1887 }
1861 1888
1862 errno = old_errno; 1889 errno = old_errno;
1863 } 1890 }
… …
1887 } 1914 }
1888 } 1915 }
1889 1916
1890 pipe_write_skipped = 0; 1917 pipe_write_skipped = 0;
1891 1918
1919 ECB_MEMORY_FENCE; /* push out skipped, acquire flags */
1920
1892#if EV_SIGNAL_ENABLE 1921#if EV_SIGNAL_ENABLE
1893 if (sig_pending) 1922 if (sig_pending)
1894 { 1923 {
1895 sig_pending = 0; 1924 sig_pending = 0;
1925
1926 ECB_MEMORY_FENCE_RELEASE;
1896 1927
1897 for (i = EV_NSIG - 1; i--; ) 1928 for (i = EV_NSIG - 1; i--; )
1898 if (expect_false (signals [i].pending)) 1929 if (expect_false (signals [i].pending))
1899 ev_feed_signal_event (EV_A_ i + 1); 1930 ev_feed_signal_event (EV_A_ i + 1);
1900 } 1931 }
… …
1902 1933
1903#if EV_ASYNC_ENABLE 1934#if EV_ASYNC_ENABLE
1904 if (async_pending) 1935 if (async_pending)
1905 { 1936 {
1906 async_pending = 0; 1937 async_pending = 0;
1938
1939 ECB_MEMORY_FENCE_RELEASE;
1907 1940
1908 for (i = asynccnt; i--; ) 1941 for (i = asynccnt; i--; )
1909 if (asyncs [i]->sent) 1942 if (asyncs [i]->sent)
1910 { 1943 {
1911 asyncs [i]->sent = 0; 1944 asyncs [i]->sent = 0;
… …
1916} 1949}
1917 1950
1918/*****************************************************************************/ 1951/*****************************************************************************/
1919 1952
1920void 1953void
1921ev_feed_signal (int signum) 1954ev_feed_signal (int signum) EV_THROW
1922{ 1955{
1923#if EV_MULTIPLICITY 1956#if EV_MULTIPLICITY
1924 EV_P = signals [signum - 1].loop; 1957 EV_P = signals [signum - 1].loop;
1925 1958
1926 if (!EV_A) 1959 if (!EV_A)
… …
1943 1976
1944 ev_feed_signal (signum); 1977 ev_feed_signal (signum);
1945} 1978}
1946 1979
1947void noinline 1980void noinline
1948ev_feed_signal_event (EV_P_ int signum) 1981ev_feed_signal_event (EV_P_ int signum) EV_THROW
1949{ 1982{
1950 WL w; 1983 WL w;
1951 1984
1952 if (expect_false (signum <= 0 || signum > EV_NSIG)) 1985 if (expect_false (signum <= 0 || signum > EV_NSIG))
1953 return; 1986 return;
… …
2069#if EV_USE_SELECT 2102#if EV_USE_SELECT
2070# include "ev_select.c" 2103# include "ev_select.c"
2071#endif 2104#endif
2072 2105
2073int ecb_cold 2106int ecb_cold
2074ev_version_major (void) 2107ev_version_major (void) EV_THROW
2075{ 2108{
2076 return EV_VERSION_MAJOR; 2109 return EV_VERSION_MAJOR;
2077} 2110}
2078 2111
2079int ecb_cold 2112int ecb_cold
2080ev_version_minor (void) 2113ev_version_minor (void) EV_THROW
2081{ 2114{
2082 return EV_VERSION_MINOR; 2115 return EV_VERSION_MINOR;
2083} 2116}
2084 2117
2085/* return true if we are running with elevated privileges and should ignore env variables */ 2118/* return true if we are running with elevated privileges and should ignore env variables */
… …
2093 || getgid () != getegid (); 2126 || getgid () != getegid ();
2094#endif 2127#endif
2095} 2128}
2096 2129
2097unsigned int ecb_cold 2130unsigned int ecb_cold
2098ev_supported_backends (void) 2131ev_supported_backends (void) EV_THROW
2099{ 2132{
2100 unsigned int flags = 0; 2133 unsigned int flags = 0;
2101 2134
2102 if (EV_USE_PORT ) flags |= EVBACKEND_PORT; 2135 if (EV_USE_PORT ) flags |= EVBACKEND_PORT;
2103 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; 2136 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE;
… …
2107 2140
2108 return flags; 2141 return flags;
2109} 2142}
2110 2143
2111unsigned int ecb_cold 2144unsigned int ecb_cold
2112ev_recommended_backends (void) 2145ev_recommended_backends (void) EV_THROW
2113{ 2146{
2114 unsigned int flags = ev_supported_backends (); 2147 unsigned int flags = ev_supported_backends ();
2115 2148
2116#ifndef __NetBSD__ 2149#ifndef __NetBSD__
2117 /* kqueue is borked on everything but netbsd apparently */ 2150 /* kqueue is borked on everything but netbsd apparently */
… …
2129 2162
2130 return flags; 2163 return flags;
2131} 2164}
2132 2165
2133unsigned int ecb_cold 2166unsigned int ecb_cold
2134ev_embeddable_backends (void) 2167ev_embeddable_backends (void) EV_THROW
2135{ 2168{
2136 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; 2169 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT;
2137 2170
2138 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ 2171 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */
2139 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ 2172 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */
… …
2141 2174
2142 return flags; 2175 return flags;
2143} 2176}
2144 2177
2145unsigned int 2178unsigned int
2146ev_backend (EV_P) 2179ev_backend (EV_P) EV_THROW
2147{ 2180{
2148 return backend; 2181 return backend;
2149} 2182}
2150 2183
2151#if EV_FEATURE_API 2184#if EV_FEATURE_API
2152unsigned int 2185unsigned int
2153ev_iteration (EV_P) 2186ev_iteration (EV_P) EV_THROW
2154{ 2187{
2155 return loop_count; 2188 return loop_count;
2156} 2189}
2157 2190
2158unsigned int 2191unsigned int
2159ev_depth (EV_P) 2192ev_depth (EV_P) EV_THROW
2160{ 2193{
2161 return loop_depth; 2194 return loop_depth;
2162} 2195}
2163 2196
2164void 2197void
2165ev_set_io_collect_interval (EV_P_ ev_tstamp interval) 2198ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
2166{ 2199{
2167 io_blocktime = interval; 2200 io_blocktime = interval;
2168} 2201}
2169 2202
2170void 2203void
2171ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) 2204ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW
2172{ 2205{
2173 timeout_blocktime = interval; 2206 timeout_blocktime = interval;
2174} 2207}
2175 2208
2176void 2209void
2177ev_set_userdata (EV_P_ void *data) 2210ev_set_userdata (EV_P_ void *data) EV_THROW
2178{ 2211{
2179 userdata = data; 2212 userdata = data;
2180} 2213}
2181 2214
2182void * 2215void *
2183ev_userdata (EV_P) 2216ev_userdata (EV_P) EV_THROW
2184{ 2217{
2185 return userdata; 2218 return userdata;
2186} 2219}
2187 2220
2188void 2221void
2189ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) 2222ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) EV_THROW
2190{ 2223{
2191 invoke_cb = invoke_pending_cb; 2224 invoke_cb = invoke_pending_cb;
2192} 2225}
2193 2226
2194void 2227void
2195ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)) 2228ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW
2196{ 2229{
2197 release_cb = release; 2230 release_cb = release;
2198 acquire_cb = acquire; 2231 acquire_cb = acquire;
2199} 2232}
2200#endif 2233#endif
2201 2234
2202/* initialise a loop structure, must be zero-initialised */ 2235/* initialise a loop structure, must be zero-initialised */
2203static void noinline ecb_cold 2236static void noinline ecb_cold
2204loop_init (EV_P_ unsigned int flags) 2237loop_init (EV_P_ unsigned int flags) EV_THROW
2205{ 2238{
2206 if (!backend) 2239 if (!backend)
2207 { 2240 {
2208 origflags = flags; 2241 origflags = flags;
2209 2242
… …
2462} 2495}
2463 2496
2464#if EV_MULTIPLICITY 2497#if EV_MULTIPLICITY
2465 2498
2466struct ev_loop * ecb_cold 2499struct ev_loop * ecb_cold
2467ev_loop_new (unsigned int flags) 2500ev_loop_new (unsigned int flags) EV_THROW
2468{ 2501{
2469 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); 2502 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
2470 2503
2471 memset (EV_A, 0, sizeof (struct ev_loop)); 2504 memset (EV_A, 0, sizeof (struct ev_loop));
2472 loop_init (EV_A_ flags); 2505 loop_init (EV_A_ flags);
… …
2516} 2549}
2517#endif 2550#endif
2518 2551
2519#if EV_FEATURE_API 2552#if EV_FEATURE_API
2520void ecb_cold 2553void ecb_cold
2521ev_verify (EV_P) 2554ev_verify (EV_P) EV_THROW
2522{ 2555{
2523#if EV_VERIFY 2556#if EV_VERIFY
2524 int i; 2557 int i;
2525 WL w; 2558 WL w;
2526 2559
… …
2595#if EV_MULTIPLICITY 2628#if EV_MULTIPLICITY
2596struct ev_loop * ecb_cold 2629struct ev_loop * ecb_cold
2597#else 2630#else
2598int 2631int
2599#endif 2632#endif
2600ev_default_loop (unsigned int flags) 2633ev_default_loop (unsigned int flags) EV_THROW
2601{ 2634{
2602 if (!ev_default_loop_ptr) 2635 if (!ev_default_loop_ptr)
2603 { 2636 {
2604#if EV_MULTIPLICITY 2637#if EV_MULTIPLICITY
2605 EV_P = ev_default_loop_ptr = &default_loop_struct; 2638 EV_P = ev_default_loop_ptr = &default_loop_struct;
… …
2624 2657
2625 return ev_default_loop_ptr; 2658 return ev_default_loop_ptr;
2626} 2659}
2627 2660
2628void 2661void
2629ev_loop_fork (EV_P) 2662ev_loop_fork (EV_P) EV_THROW
2630{ 2663{
2631 postfork = 1; /* must be in line with ev_default_fork */ 2664 postfork = 1; /* must be in line with ev_default_fork */
2632} 2665}
2633 2666
2634/*****************************************************************************/ 2667/*****************************************************************************/
… …
2638{ 2671{
2639 EV_CB_INVOKE ((W)w, revents); 2672 EV_CB_INVOKE ((W)w, revents);
2640} 2673}
2641 2674
2642unsigned int 2675unsigned int
2643ev_pending_count (EV_P) 2676ev_pending_count (EV_P) EV_THROW
2644{ 2677{
2645 int pri; 2678 int pri;
2646 unsigned int count = 0; 2679 unsigned int count = 0;
2647 2680
2648 for (pri = NUMPRI; pri--; ) 2681 for (pri = NUMPRI; pri--; )
… …
2907 2940
2908 mn_now = ev_rt_now; 2941 mn_now = ev_rt_now;
2909 } 2942 }
2910} 2943}
2911 2944
2912void 2945int
2913ev_run (EV_P_ int flags) 2946ev_run (EV_P_ int flags)
2914{ 2947{
2915#if EV_FEATURE_API 2948#if EV_FEATURE_API
2916 ++loop_depth; 2949 ++loop_depth;
2917#endif 2950#endif
… …
3074 loop_done = EVBREAK_CANCEL; 3107 loop_done = EVBREAK_CANCEL;
3075 3108
3076#if EV_FEATURE_API 3109#if EV_FEATURE_API
3077 --loop_depth; 3110 --loop_depth;
3078#endif 3111#endif
3112
3113 return activecnt;
3079} 3114}
3080 3115
3081void 3116void
3082ev_break (EV_P_ int how) 3117ev_break (EV_P_ int how) EV_THROW
3083{ 3118{
3084 loop_done = how; 3119 loop_done = how;
3085} 3120}
3086 3121
3087void 3122void
3088ev_ref (EV_P) 3123ev_ref (EV_P) EV_THROW
3089{ 3124{
3090 ++activecnt; 3125 ++activecnt;
3091} 3126}
3092 3127
3093void 3128void
3094ev_unref (EV_P) 3129ev_unref (EV_P) EV_THROW
3095{ 3130{
3096 --activecnt; 3131 --activecnt;
3097} 3132}
3098 3133
3099void 3134void
3100ev_now_update (EV_P) 3135ev_now_update (EV_P) EV_THROW
3101{ 3136{
3102 time_update (EV_A_ 1e100); 3137 time_update (EV_A_ 1e100);
3103} 3138}
3104 3139
3105void 3140void
3106ev_suspend (EV_P) 3141ev_suspend (EV_P) EV_THROW
3107{ 3142{
3108 ev_now_update (EV_A); 3143 ev_now_update (EV_A);
3109} 3144}
3110 3145
3111void 3146void
3112ev_resume (EV_P) 3147ev_resume (EV_P) EV_THROW
3113{ 3148{
3114 ev_tstamp mn_prev = mn_now; 3149 ev_tstamp mn_prev = mn_now;
3115 3150
3116 ev_now_update (EV_A); 3151 ev_now_update (EV_A);
3117 timers_reschedule (EV_A_ mn_now - mn_prev); 3152 timers_reschedule (EV_A_ mn_now - mn_prev);
… …
3156 w->pending = 0; 3191 w->pending = 0;
3157 } 3192 }
3158} 3193}
3159 3194
3160int 3195int
3161ev_clear_pending (EV_P_ void *w) 3196ev_clear_pending (EV_P_ void *w) EV_THROW
3162{ 3197{
3163 W w_ = (W)w; 3198 W w_ = (W)w;
3164 int pending = w_->pending; 3199 int pending = w_->pending;
3165 3200
3166 if (expect_true (pending)) 3201 if (expect_true (pending))
… …
3199} 3234}
3200 3235
3201/*****************************************************************************/ 3236/*****************************************************************************/
3202 3237
3203void noinline 3238void noinline
3204ev_io_start (EV_P_ ev_io *w) 3239ev_io_start (EV_P_ ev_io *w) EV_THROW
3205{ 3240{
3206 int fd = w->fd; 3241 int fd = w->fd;
3207 3242
3208 if (expect_false (ev_is_active (w))) 3243 if (expect_false (ev_is_active (w)))
3209 return; 3244 return;
… …
3222 3257
3223 EV_FREQUENT_CHECK; 3258 EV_FREQUENT_CHECK;
3224} 3259}
3225 3260
3226void noinline 3261void noinline
3227ev_io_stop (EV_P_ ev_io *w) 3262ev_io_stop (EV_P_ ev_io *w) EV_THROW
3228{ 3263{
3229 clear_pending (EV_A_ (W)w); 3264 clear_pending (EV_A_ (W)w);
3230 if (expect_false (!ev_is_active (w))) 3265 if (expect_false (!ev_is_active (w)))
3231 return; 3266 return;
3232 3267
… …
3241 3276
3242 EV_FREQUENT_CHECK; 3277 EV_FREQUENT_CHECK;
3243} 3278}
3244 3279
3245void noinline 3280void noinline
3246ev_timer_start (EV_P_ ev_timer *w) 3281ev_timer_start (EV_P_ ev_timer *w) EV_THROW
3247{ 3282{
3248 if (expect_false (ev_is_active (w))) 3283 if (expect_false (ev_is_active (w)))
3249 return; 3284 return;
3250 3285
3251 ev_at (w) += mn_now; 3286 ev_at (w) += mn_now;
… …
3265 3300
3266 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ 3301 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/
3267} 3302}
3268 3303
3269void noinline 3304void noinline
3270ev_timer_stop (EV_P_ ev_timer *w) 3305ev_timer_stop (EV_P_ ev_timer *w) EV_THROW
3271{ 3306{
3272 clear_pending (EV_A_ (W)w); 3307 clear_pending (EV_A_ (W)w);
3273 if (expect_false (!ev_is_active (w))) 3308 if (expect_false (!ev_is_active (w)))
3274 return; 3309 return;
3275 3310
… …
3295 3330
3296 EV_FREQUENT_CHECK; 3331 EV_FREQUENT_CHECK;
3297} 3332}
3298 3333
3299void noinline 3334void noinline
3300ev_timer_again (EV_P_ ev_timer *w) 3335ev_timer_again (EV_P_ ev_timer *w) EV_THROW
3301{ 3336{
3302 EV_FREQUENT_CHECK; 3337 EV_FREQUENT_CHECK;
3303 3338
3304 clear_pending (EV_A_ (W)w); 3339 clear_pending (EV_A_ (W)w);
3305 3340
… …
3322 3357
3323 EV_FREQUENT_CHECK; 3358 EV_FREQUENT_CHECK;
3324} 3359}
3325 3360
3326ev_tstamp 3361ev_tstamp
3327ev_timer_remaining (EV_P_ ev_timer *w) 3362ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW
3328{ 3363{
3329 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); 3364 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.);
3330} 3365}
3331 3366
3332#if EV_PERIODIC_ENABLE 3367#if EV_PERIODIC_ENABLE
3333void noinline 3368void noinline
3334ev_periodic_start (EV_P_ ev_periodic *w) 3369ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW
3335{ 3370{
3336 if (expect_false (ev_is_active (w))) 3371 if (expect_false (ev_is_active (w)))
3337 return; 3372 return;
3338 3373
3339 if (w->reschedule_cb) 3374 if (w->reschedule_cb)
… …
3359 3394
3360 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ 3395 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/
3361} 3396}
3362 3397
3363void noinline 3398void noinline
3364ev_periodic_stop (EV_P_ ev_periodic *w) 3399ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW
3365{ 3400{
3366 clear_pending (EV_A_ (W)w); 3401 clear_pending (EV_A_ (W)w);
3367 if (expect_false (!ev_is_active (w))) 3402 if (expect_false (!ev_is_active (w)))
3368 return; 3403 return;
3369 3404
… …
3387 3422
3388 EV_FREQUENT_CHECK; 3423 EV_FREQUENT_CHECK;
3389} 3424}
3390 3425
3391void noinline 3426void noinline
3392ev_periodic_again (EV_P_ ev_periodic *w) 3427ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW
3393{ 3428{
3394 /* TODO: use adjustheap and recalculation */ 3429 /* TODO: use adjustheap and recalculation */
3395 ev_periodic_stop (EV_A_ w); 3430 ev_periodic_stop (EV_A_ w);
3396 ev_periodic_start (EV_A_ w); 3431 ev_periodic_start (EV_A_ w);
3397} 3432}
… …
3402#endif 3437#endif
3403 3438
3404#if EV_SIGNAL_ENABLE 3439#if EV_SIGNAL_ENABLE
3405 3440
3406void noinline 3441void noinline
3407ev_signal_start (EV_P_ ev_signal *w) 3442ev_signal_start (EV_P_ ev_signal *w) EV_THROW
3408{ 3443{
3409 if (expect_false (ev_is_active (w))) 3444 if (expect_false (ev_is_active (w)))
3410 return; 3445 return;
3411 3446
3412 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); 3447 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG));
… …
3483 3518
3484 EV_FREQUENT_CHECK; 3519 EV_FREQUENT_CHECK;
3485} 3520}
3486 3521
3487void noinline 3522void noinline
3488ev_signal_stop (EV_P_ ev_signal *w) 3523ev_signal_stop (EV_P_ ev_signal *w) EV_THROW
3489{ 3524{
3490 clear_pending (EV_A_ (W)w); 3525 clear_pending (EV_A_ (W)w);
3491 if (expect_false (!ev_is_active (w))) 3526 if (expect_false (!ev_is_active (w)))
3492 return; 3527 return;
3493 3528
… …
3524#endif 3559#endif
3525 3560
3526#if EV_CHILD_ENABLE 3561#if EV_CHILD_ENABLE
3527 3562
3528void 3563void
3529ev_child_start (EV_P_ ev_child *w) 3564ev_child_start (EV_P_ ev_child *w) EV_THROW
3530{ 3565{
3531#if EV_MULTIPLICITY 3566#if EV_MULTIPLICITY
3532 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); 3567 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
3533#endif 3568#endif
3534 if (expect_false (ev_is_active (w))) 3569 if (expect_false (ev_is_active (w)))
… …
3541 3576
3542 EV_FREQUENT_CHECK; 3577 EV_FREQUENT_CHECK;
3543} 3578}
3544 3579
3545void 3580void
3546ev_child_stop (EV_P_ ev_child *w) 3581ev_child_stop (EV_P_ ev_child *w) EV_THROW
3547{ 3582{
3548 clear_pending (EV_A_ (W)w); 3583 clear_pending (EV_A_ (W)w);
3549 if (expect_false (!ev_is_active (w))) 3584 if (expect_false (!ev_is_active (w)))
3550 return; 3585 return;
3551 3586
… …
3718} 3753}
3719 3754
3720inline_size int 3755inline_size int
3721infy_newfd (void) 3756infy_newfd (void)
3722{ 3757{
3723#if defined (IN_CLOEXEC) && defined (IN_NONBLOCK) 3758#if defined IN_CLOEXEC && defined IN_NONBLOCK
3724 int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); 3759 int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK);
3725 if (fd >= 0) 3760 if (fd >= 0)
3726 return fd; 3761 return fd;
3727#endif 3762#endif
3728 return inotify_init (); 3763 return inotify_init ();
… …
3803#else 3838#else
3804# define EV_LSTAT(p,b) lstat (p, b) 3839# define EV_LSTAT(p,b) lstat (p, b)
3805#endif 3840#endif
3806 3841
3807void 3842void
3808ev_stat_stat (EV_P_ ev_stat *w) 3843ev_stat_stat (EV_P_ ev_stat *w) EV_THROW
3809{ 3844{
3810 if (lstat (w->path, &w->attr) < 0) 3845 if (lstat (w->path, &w->attr) < 0)
3811 w->attr.st_nlink = 0; 3846 w->attr.st_nlink = 0;
3812 else if (!w->attr.st_nlink) 3847 else if (!w->attr.st_nlink)
3813 w->attr.st_nlink = 1; 3848 w->attr.st_nlink = 1;
… …
3852 ev_feed_event (EV_A_ w, EV_STAT); 3887 ev_feed_event (EV_A_ w, EV_STAT);
3853 } 3888 }
3854} 3889}
3855 3890
3856void 3891void
3857ev_stat_start (EV_P_ ev_stat *w) 3892ev_stat_start (EV_P_ ev_stat *w) EV_THROW
3858{ 3893{
3859 if (expect_false (ev_is_active (w))) 3894 if (expect_false (ev_is_active (w)))
3860 return; 3895 return;
3861 3896
3862 ev_stat_stat (EV_A_ w); 3897 ev_stat_stat (EV_A_ w);
… …
3883 3918
3884 EV_FREQUENT_CHECK; 3919 EV_FREQUENT_CHECK;
3885} 3920}
3886 3921
3887void 3922void
3888ev_stat_stop (EV_P_ ev_stat *w) 3923ev_stat_stop (EV_P_ ev_stat *w) EV_THROW
3889{ 3924{
3890 clear_pending (EV_A_ (W)w); 3925 clear_pending (EV_A_ (W)w);
3891 if (expect_false (!ev_is_active (w))) 3926 if (expect_false (!ev_is_active (w)))
3892 return; 3927 return;
3893 3928
… …
3909} 3944}
3910#endif 3945#endif
3911 3946
3912#if EV_IDLE_ENABLE 3947#if EV_IDLE_ENABLE
3913void 3948void
3914ev_idle_start (EV_P_ ev_idle *w) 3949ev_idle_start (EV_P_ ev_idle *w) EV_THROW
3915{ 3950{
3916 if (expect_false (ev_is_active (w))) 3951 if (expect_false (ev_is_active (w)))
3917 return; 3952 return;
3918 3953
3919 pri_adjust (EV_A_ (W)w); 3954 pri_adjust (EV_A_ (W)w);
… …
3932 3967
3933 EV_FREQUENT_CHECK; 3968 EV_FREQUENT_CHECK;
3934} 3969}
3935 3970
3936void 3971void
3937ev_idle_stop (EV_P_ ev_idle *w) 3972ev_idle_stop (EV_P_ ev_idle *w) EV_THROW
3938{ 3973{
3939 clear_pending (EV_A_ (W)w); 3974 clear_pending (EV_A_ (W)w);
3940 if (expect_false (!ev_is_active (w))) 3975 if (expect_false (!ev_is_active (w)))
3941 return; 3976 return;
3942 3977
… …
3956} 3991}
3957#endif 3992#endif
3958 3993
3959#if EV_PREPARE_ENABLE 3994#if EV_PREPARE_ENABLE
3960void 3995void
3961ev_prepare_start (EV_P_ ev_prepare *w) 3996ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW
3962{ 3997{
3963 if (expect_false (ev_is_active (w))) 3998 if (expect_false (ev_is_active (w)))
3964 return; 3999 return;
3965 4000
3966 EV_FREQUENT_CHECK; 4001 EV_FREQUENT_CHECK;
… …
3971 4006
3972 EV_FREQUENT_CHECK; 4007 EV_FREQUENT_CHECK;
3973} 4008}
3974 4009
3975void 4010void
3976ev_prepare_stop (EV_P_ ev_prepare *w) 4011ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW
3977{ 4012{
3978 clear_pending (EV_A_ (W)w); 4013 clear_pending (EV_A_ (W)w);
3979 if (expect_false (!ev_is_active (w))) 4014 if (expect_false (!ev_is_active (w)))
3980 return; 4015 return;
3981 4016
… …
3994} 4029}
3995#endif 4030#endif
3996 4031
3997#if EV_CHECK_ENABLE 4032#if EV_CHECK_ENABLE
3998void 4033void
3999ev_check_start (EV_P_ ev_check *w) 4034ev_check_start (EV_P_ ev_check *w) EV_THROW
4000{ 4035{
4001 if (expect_false (ev_is_active (w))) 4036 if (expect_false (ev_is_active (w)))
4002 return; 4037 return;
4003 4038
4004 EV_FREQUENT_CHECK; 4039 EV_FREQUENT_CHECK;
… …
4009 4044
4010 EV_FREQUENT_CHECK; 4045 EV_FREQUENT_CHECK;
4011} 4046}
4012 4047
4013void 4048void
4014ev_check_stop (EV_P_ ev_check *w) 4049ev_check_stop (EV_P_ ev_check *w) EV_THROW
4015{ 4050{
4016 clear_pending (EV_A_ (W)w); 4051 clear_pending (EV_A_ (W)w);
4017 if (expect_false (!ev_is_active (w))) 4052 if (expect_false (!ev_is_active (w)))
4018 return; 4053 return;
4019 4054
… …
4032} 4067}
4033#endif 4068#endif
4034 4069
4035#if EV_EMBED_ENABLE 4070#if EV_EMBED_ENABLE
4036void noinline 4071void noinline
4037ev_embed_sweep (EV_P_ ev_embed *w) 4072ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW
4038{ 4073{
4039 ev_run (w->other, EVRUN_NOWAIT); 4074 ev_run (w->other, EVRUN_NOWAIT);
4040} 4075}
4041 4076
4042static void 4077static void
… …
4090 ev_idle_stop (EV_A_ idle); 4125 ev_idle_stop (EV_A_ idle);
4091} 4126}
4092#endif 4127#endif
4093 4128
4094void 4129void
4095ev_embed_start (EV_P_ ev_embed *w) 4130ev_embed_start (EV_P_ ev_embed *w) EV_THROW
4096{ 4131{
4097 if (expect_false (ev_is_active (w))) 4132 if (expect_false (ev_is_active (w)))
4098 return; 4133 return;
4099 4134
4100 { 4135 {
… …
4121 4156
4122 EV_FREQUENT_CHECK; 4157 EV_FREQUENT_CHECK;
4123} 4158}
4124 4159
4125void 4160void
4126ev_embed_stop (EV_P_ ev_embed *w) 4161ev_embed_stop (EV_P_ ev_embed *w) EV_THROW
4127{ 4162{
4128 clear_pending (EV_A_ (W)w); 4163 clear_pending (EV_A_ (W)w);
4129 if (expect_false (!ev_is_active (w))) 4164 if (expect_false (!ev_is_active (w)))
4130 return; 4165 return;
4131 4166
… …
4141} 4176}
4142#endif 4177#endif
4143 4178
4144#if EV_FORK_ENABLE 4179#if EV_FORK_ENABLE
4145void 4180void
4146ev_fork_start (EV_P_ ev_fork *w) 4181ev_fork_start (EV_P_ ev_fork *w) EV_THROW
4147{ 4182{
4148 if (expect_false (ev_is_active (w))) 4183 if (expect_false (ev_is_active (w)))
4149 return; 4184 return;
4150 4185
4151 EV_FREQUENT_CHECK; 4186 EV_FREQUENT_CHECK;
… …
4156 4191
4157 EV_FREQUENT_CHECK; 4192 EV_FREQUENT_CHECK;
4158} 4193}
4159 4194
4160void 4195void
4161ev_fork_stop (EV_P_ ev_fork *w) 4196ev_fork_stop (EV_P_ ev_fork *w) EV_THROW
4162{ 4197{
4163 clear_pending (EV_A_ (W)w); 4198 clear_pending (EV_A_ (W)w);
4164 if (expect_false (!ev_is_active (w))) 4199 if (expect_false (!ev_is_active (w)))
4165 return; 4200 return;
4166 4201
… …
4179} 4214}
4180#endif 4215#endif
4181 4216
4182#if EV_CLEANUP_ENABLE 4217#if EV_CLEANUP_ENABLE
4183void 4218void
4184ev_cleanup_start (EV_P_ ev_cleanup *w) 4219ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW
4185{ 4220{
4186 if (expect_false (ev_is_active (w))) 4221 if (expect_false (ev_is_active (w)))
4187 return; 4222 return;
4188 4223
4189 EV_FREQUENT_CHECK; 4224 EV_FREQUENT_CHECK;
… …
4196 ev_unref (EV_A); 4231 ev_unref (EV_A);
4197 EV_FREQUENT_CHECK; 4232 EV_FREQUENT_CHECK;
4198} 4233}
4199 4234
4200void 4235void
4201ev_cleanup_stop (EV_P_ ev_cleanup *w) 4236ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW
4202{ 4237{
4203 clear_pending (EV_A_ (W)w); 4238 clear_pending (EV_A_ (W)w);
4204 if (expect_false (!ev_is_active (w))) 4239 if (expect_false (!ev_is_active (w)))
4205 return; 4240 return;
4206 4241
… …
4220} 4255}
4221#endif 4256#endif
4222 4257
4223#if EV_ASYNC_ENABLE 4258#if EV_ASYNC_ENABLE
4224void 4259void
4225ev_async_start (EV_P_ ev_async *w) 4260ev_async_start (EV_P_ ev_async *w) EV_THROW
4226{ 4261{
4227 if (expect_false (ev_is_active (w))) 4262 if (expect_false (ev_is_active (w)))
4228 return; 4263 return;
4229 4264
4230 w->sent = 0; 4265 w->sent = 0;
… …
4239 4274
4240 EV_FREQUENT_CHECK; 4275 EV_FREQUENT_CHECK;
4241} 4276}
4242 4277
4243void 4278void
4244ev_async_stop (EV_P_ ev_async *w) 4279ev_async_stop (EV_P_ ev_async *w) EV_THROW
4245{ 4280{
4246 clear_pending (EV_A_ (W)w); 4281 clear_pending (EV_A_ (W)w);
4247 if (expect_false (!ev_is_active (w))) 4282 if (expect_false (!ev_is_active (w)))
4248 return; 4283 return;
4249 4284
… …
4260 4295
4261 EV_FREQUENT_CHECK; 4296 EV_FREQUENT_CHECK;
4262} 4297}
4263 4298
4264void 4299void
4265ev_async_send (EV_P_ ev_async *w) 4300ev_async_send (EV_P_ ev_async *w) EV_THROW
4266{ 4301{
4267 w->sent = 1; 4302 w->sent = 1;
4268 evpipe_write (EV_A_ &async_pending); 4303 evpipe_write (EV_A_ &async_pending);
4269} 4304}
4270#endif 4305#endif
… …
4307 4342
4308 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); 4343 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io));
4309} 4344}
4310 4345
4311void 4346void
4312ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) 4347ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW
4313{ 4348{
4314 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); 4349 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once));
4315 4350
4316 if (expect_false (!once)) 4351 if (expect_false (!once))
4317 { 4352 {
… …
4339 4374
4340/*****************************************************************************/ 4375/*****************************************************************************/
4341 4376
4342#if EV_WALK_ENABLE 4377#if EV_WALK_ENABLE
4343void ecb_cold 4378void ecb_cold
4344ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) 4379ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW
4345{ 4380{
4346 int i, j; 4381 int i, j;
4347 ev_watcher_list *wl, *wn; 4382 ev_watcher_list *wl, *wn;
4348 4383
4349 if (types & (EV_IO | EV_EMBED)) 4384 if (types & (EV_IO | EV_EMBED))

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