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Comparing libev/ev.c (file contents):
Revision 1.480 by root, Thu Feb 18 04:48:05 2016 UTC vs.
Revision 1.492 by root, Sat Jun 22 16:25:53 2019 UTC

1/* 1/*
2 * libev event processing core, watcher management 2 * libev event processing core, watcher management
3 * 3 *
4 * Copyright (c) 2007,2008,2009,2010,2011,2012,2013 Marc Alexander Lehmann <libev@schmorp.de> 4 * Copyright (c) 2007-2019 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 *
… …
115# else 115# else
116# undef EV_USE_EPOLL 116# undef EV_USE_EPOLL
117# define EV_USE_EPOLL 0 117# define EV_USE_EPOLL 0
118# endif 118# endif
119 119
120# if HAVE_LINUX_AIO_ABI_H
121# ifndef EV_USE_LINUXAIO
122# define EV_USE_LINUXAIO EV_FEATURE_BACKENDS
123# endif
124# else
125# undef EV_USE_LINUXAIO
126# define EV_USE_LINUXAIO 0
127# endif
128
120# if HAVE_KQUEUE && HAVE_SYS_EVENT_H 129# if HAVE_KQUEUE && HAVE_SYS_EVENT_H
121# ifndef EV_USE_KQUEUE 130# ifndef EV_USE_KQUEUE
122# define EV_USE_KQUEUE EV_FEATURE_BACKENDS 131# define EV_USE_KQUEUE EV_FEATURE_BACKENDS
123# endif 132# endif
124# else 133# else
… …
162# define EV_USE_EVENTFD 0 171# define EV_USE_EVENTFD 0
163# endif 172# endif
164 173
165#endif 174#endif
166 175
176/* OS X, in its infinite idiocy, actually HARDCODES
177 * a limit of 1024 into their select. Where people have brains,
178 * OS X engineers apparently have a vacuum. Or maybe they were
179 * ordered to have a vacuum, or they do anything for money.
180 * This might help. Or not.
181 * Note that this must be defined early, as other include files
182 * will rely on this define as well.
183 */
184#define _DARWIN_UNLIMITED_SELECT 1
185
167#include <stdlib.h> 186#include <stdlib.h>
168#include <string.h> 187#include <string.h>
169#include <fcntl.h> 188#include <fcntl.h>
170#include <stddef.h> 189#include <stddef.h>
171 190
… …
208# ifndef EV_SELECT_IS_WINSOCKET 227# ifndef EV_SELECT_IS_WINSOCKET
209# define EV_SELECT_IS_WINSOCKET 1 228# define EV_SELECT_IS_WINSOCKET 1
210# endif 229# endif
211# undef EV_AVOID_STDIO 230# undef EV_AVOID_STDIO
212#endif 231#endif
213
214/* OS X, in its infinite idiocy, actually HARDCODES
215 * a limit of 1024 into their select. Where people have brains,
216 * OS X engineers apparently have a vacuum. Or maybe they were
217 * ordered to have a vacuum, or they do anything for money.
218 * This might help. Or not.
219 */
220#define _DARWIN_UNLIMITED_SELECT 1
221 232
222/* this block tries to deduce configuration from header-defined symbols and defaults */ 233/* this block tries to deduce configuration from header-defined symbols and defaults */
223 234
224/* try to deduce the maximum number of signals on this platform */ 235/* try to deduce the maximum number of signals on this platform */
225#if defined EV_NSIG 236#if defined EV_NSIG
… …
313 324
314#ifndef EV_USE_PORT 325#ifndef EV_USE_PORT
315# define EV_USE_PORT 0 326# define EV_USE_PORT 0
316#endif 327#endif
317 328
329#ifndef EV_USE_LINUXAIO
330# if __linux /* libev currently assumes linux/aio_abi.h is always available on linux */
331# define EV_USE_LINUXAIO 1
332# else
333# define EV_USE_LINUXAIO 0
334# endif
335#endif
336
318#ifndef EV_USE_INOTIFY 337#ifndef EV_USE_INOTIFY
319# if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) 338# if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4))
320# define EV_USE_INOTIFY EV_FEATURE_OS 339# define EV_USE_INOTIFY EV_FEATURE_OS
321# else 340# else
322# define EV_USE_INOTIFY 0 341# define EV_USE_INOTIFY 0
… …
363 382
364#ifndef EV_HEAP_CACHE_AT 383#ifndef EV_HEAP_CACHE_AT
365# define EV_HEAP_CACHE_AT EV_FEATURE_DATA 384# define EV_HEAP_CACHE_AT EV_FEATURE_DATA
366#endif 385#endif
367 386
368#ifdef ANDROID 387#ifdef __ANDROID__
369/* supposedly, android doesn't typedef fd_mask */ 388/* supposedly, android doesn't typedef fd_mask */
370# undef EV_USE_SELECT 389# undef EV_USE_SELECT
371# define EV_USE_SELECT 0 390# define EV_USE_SELECT 0
372/* supposedly, we need to include syscall.h, not sys/syscall.h, so just disable */ 391/* supposedly, we need to include syscall.h, not sys/syscall.h, so just disable */
373# undef EV_USE_CLOCK_SYSCALL 392# undef EV_USE_CLOCK_SYSCALL
… …
377/* aix's poll.h seems to cause lots of trouble */ 396/* aix's poll.h seems to cause lots of trouble */
378#ifdef _AIX 397#ifdef _AIX
379/* AIX has a completely broken poll.h header */ 398/* AIX has a completely broken poll.h header */
380# undef EV_USE_POLL 399# undef EV_USE_POLL
381# define EV_USE_POLL 0 400# define EV_USE_POLL 0
401#endif
402
403#if EV_USE_LINUXAIO
404# include <linux/aio_abi.h> /* probably only needed for aio_context_t */
382#endif 405#endif
383 406
384/* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ 407/* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */
385/* which makes programs even slower. might work on other unices, too. */ 408/* which makes programs even slower. might work on other unices, too. */
386#if EV_USE_CLOCK_SYSCALL 409#if EV_USE_CLOCK_SYSCALL
… …
414 437
415#if !EV_USE_NANOSLEEP 438#if !EV_USE_NANOSLEEP
416/* hp-ux has it in sys/time.h, which we unconditionally include above */ 439/* hp-ux has it in sys/time.h, which we unconditionally include above */
417# if !defined _WIN32 && !defined __hpux 440# if !defined _WIN32 && !defined __hpux
418# include <sys/select.h> 441# include <sys/select.h>
442# endif
443#endif
444
445#if EV_USE_LINUXAIO
446# include <sys/syscall.h>
447# if !SYS_io_getevents
448# undef EV_USE_LINUXAIO
449# define EV_USE_LINUXAIO 0
419# endif 450# endif
420#endif 451#endif
421 452
422#if EV_USE_INOTIFY 453#if EV_USE_INOTIFY
423# include <sys/statfs.h> 454# include <sys/statfs.h>
… …
607 #define ECB_CLANG_EXTENSION(x) 0 638 #define ECB_CLANG_EXTENSION(x) 0
608#endif 639#endif
609 640
610#define ECB_CPP (__cplusplus+0) 641#define ECB_CPP (__cplusplus+0)
611#define ECB_CPP11 (__cplusplus >= 201103L) 642#define ECB_CPP11 (__cplusplus >= 201103L)
643#define ECB_CPP14 (__cplusplus >= 201402L)
644#define ECB_CPP17 (__cplusplus >= 201703L)
612 645
613#if ECB_CPP 646#if ECB_CPP
614 #define ECB_C 0 647 #define ECB_C 0
615 #define ECB_STDC_VERSION 0 648 #define ECB_STDC_VERSION 0
616#else 649#else
… …
618 #define ECB_STDC_VERSION __STDC_VERSION__ 651 #define ECB_STDC_VERSION __STDC_VERSION__
619#endif 652#endif
620 653
621#define ECB_C99 (ECB_STDC_VERSION >= 199901L) 654#define ECB_C99 (ECB_STDC_VERSION >= 199901L)
622#define ECB_C11 (ECB_STDC_VERSION >= 201112L) 655#define ECB_C11 (ECB_STDC_VERSION >= 201112L)
656#define ECB_C17 (ECB_STDC_VERSION >= 201710L)
623 657
624#if ECB_CPP 658#if ECB_CPP
625 #define ECB_EXTERN_C extern "C" 659 #define ECB_EXTERN_C extern "C"
626 #define ECB_EXTERN_C_BEG ECB_EXTERN_C { 660 #define ECB_EXTERN_C_BEG ECB_EXTERN_C {
627 #define ECB_EXTERN_C_END } 661 #define ECB_EXTERN_C_END }
… …
656#ifndef ECB_MEMORY_FENCE 690#ifndef ECB_MEMORY_FENCE
657 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 691 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
658 #if __i386 || __i386__ 692 #if __i386 || __i386__
659 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") 693 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory")
660 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") 694 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory")
661 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") 695 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("" : : : "memory")
662 #elif ECB_GCC_AMD64 696 #elif ECB_GCC_AMD64
663 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") 697 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory")
664 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") 698 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory")
665 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") 699 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("" : : : "memory")
666 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ 700 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__
667 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") 701 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
668 #elif defined __ARM_ARCH_2__ \ 702 #elif defined __ARM_ARCH_2__ \
669 || defined __ARM_ARCH_3__ || defined __ARM_ARCH_3M__ \ 703 || defined __ARM_ARCH_3__ || defined __ARM_ARCH_3M__ \
670 || defined __ARM_ARCH_4__ || defined __ARM_ARCH_4T__ \ 704 || defined __ARM_ARCH_4__ || defined __ARM_ARCH_4T__ \
… …
1538# define ABSPRI(w) (((W)w), 0) 1572# define ABSPRI(w) (((W)w), 0)
1539#else 1573#else
1540# define ABSPRI(w) (((W)w)->priority - EV_MINPRI) 1574# define ABSPRI(w) (((W)w)->priority - EV_MINPRI)
1541#endif 1575#endif
1542 1576
1543#define EMPTY /* required for microsofts broken pseudo-c compiler */ 1577#define EMPTY /* required for microsofts broken pseudo-c compiler */
1544#define EMPTY2(a,b) /* used to suppress some warnings */
1545 1578
1546typedef ev_watcher *W; 1579typedef ev_watcher *W;
1547typedef ev_watcher_list *WL; 1580typedef ev_watcher_list *WL;
1548typedef ev_watcher_time *WT; 1581typedef ev_watcher_time *WT;
1549 1582
… …
1675{ 1708{
1676 write (STDERR_FILENO, msg, strlen (msg)); 1709 write (STDERR_FILENO, msg, strlen (msg));
1677} 1710}
1678#endif 1711#endif
1679 1712
1680static void (*syserr_cb)(const char *msg) EV_THROW; 1713static void (*syserr_cb)(const char *msg) EV_NOEXCEPT;
1681 1714
1682ecb_cold 1715ecb_cold
1683void 1716void
1684ev_set_syserr_cb (void (*cb)(const char *msg) EV_THROW) EV_THROW 1717ev_set_syserr_cb (void (*cb)(const char *msg) EV_NOEXCEPT) EV_NOEXCEPT
1685{ 1718{
1686 syserr_cb = cb; 1719 syserr_cb = cb;
1687} 1720}
1688 1721
1689noinline ecb_cold 1722noinline ecb_cold
… …
1708 abort (); 1741 abort ();
1709 } 1742 }
1710} 1743}
1711 1744
1712static void * 1745static void *
1713ev_realloc_emul (void *ptr, long size) EV_THROW 1746ev_realloc_emul (void *ptr, long size) EV_NOEXCEPT
1714{ 1747{
1715 /* some systems, notably openbsd and darwin, fail to properly 1748 /* some systems, notably openbsd and darwin, fail to properly
1716 * implement realloc (x, 0) (as required by both ansi c-89 and 1749 * implement realloc (x, 0) (as required by both ansi c-89 and
1717 * the single unix specification, so work around them here. 1750 * the single unix specification, so work around them here.
1718 * recently, also (at least) fedora and debian started breaking it, 1751 * recently, also (at least) fedora and debian started breaking it,
… …
1724 1757
1725 free (ptr); 1758 free (ptr);
1726 return 0; 1759 return 0;
1727} 1760}
1728 1761
1729static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul; 1762static void *(*alloc)(void *ptr, long size) EV_NOEXCEPT = ev_realloc_emul;
1730 1763
1731ecb_cold 1764ecb_cold
1732void 1765void
1733ev_set_allocator (void *(*cb)(void *ptr, long size) EV_THROW) EV_THROW 1766ev_set_allocator (void *(*cb)(void *ptr, long size) EV_NOEXCEPT) EV_NOEXCEPT
1734{ 1767{
1735 alloc = cb; 1768 alloc = cb;
1736} 1769}
1737 1770
1738inline_speed void * 1771inline_speed void *
… …
1765typedef struct 1798typedef struct
1766{ 1799{
1767 WL head; 1800 WL head;
1768 unsigned char events; /* the events watched for */ 1801 unsigned char events; /* the events watched for */
1769 unsigned char reify; /* flag set when this ANFD needs reification (EV_ANFD_REIFY, EV__IOFDSET) */ 1802 unsigned char reify; /* flag set when this ANFD needs reification (EV_ANFD_REIFY, EV__IOFDSET) */
1770 unsigned char emask; /* the epoll backend stores the actual kernel mask in here */ 1803 unsigned char emask; /* some backends store the actual kernel mask in here */
1771 unsigned char unused; 1804 unsigned char unused;
1772#if EV_USE_EPOLL 1805#if EV_USE_EPOLL
1773 unsigned int egen; /* generation counter to counter epoll bugs */ 1806 unsigned int egen; /* generation counter to counter epoll bugs */
1774#endif 1807#endif
1775#if EV_SELECT_IS_WINSOCKET || EV_USE_IOCP 1808#if EV_SELECT_IS_WINSOCKET || EV_USE_IOCP
… …
1855 1888
1856/*****************************************************************************/ 1889/*****************************************************************************/
1857 1890
1858#ifndef EV_HAVE_EV_TIME 1891#ifndef EV_HAVE_EV_TIME
1859ev_tstamp 1892ev_tstamp
1860ev_time (void) EV_THROW 1893ev_time (void) EV_NOEXCEPT
1861{ 1894{
1862#if EV_USE_REALTIME 1895#if EV_USE_REALTIME
1863 if (expect_true (have_realtime)) 1896 if (expect_true (have_realtime))
1864 { 1897 {
1865 struct timespec ts; 1898 struct timespec ts;
… …
1889 return ev_time (); 1922 return ev_time ();
1890} 1923}
1891 1924
1892#if EV_MULTIPLICITY 1925#if EV_MULTIPLICITY
1893ev_tstamp 1926ev_tstamp
1894ev_now (EV_P) EV_THROW 1927ev_now (EV_P) EV_NOEXCEPT
1895{ 1928{
1896 return ev_rt_now; 1929 return ev_rt_now;
1897} 1930}
1898#endif 1931#endif
1899 1932
1900void 1933void
1901ev_sleep (ev_tstamp delay) EV_THROW 1934ev_sleep (ev_tstamp delay) EV_NOEXCEPT
1902{ 1935{
1903 if (delay > 0.) 1936 if (delay > 0.)
1904 { 1937 {
1905#if EV_USE_NANOSLEEP 1938#if EV_USE_NANOSLEEP
1906 struct timespec ts; 1939 struct timespec ts;
1907 1940
1908 EV_TS_SET (ts, delay); 1941 EV_TS_SET (ts, delay);
1909 nanosleep (&ts, 0); 1942 nanosleep (&ts, 0);
1910#elif defined _WIN32 1943#elif defined _WIN32
1944 /* maybe this should round up, as ms is very low resolution */
1945 /* compared to select (µs) or nanosleep (ns) */
1911 Sleep ((unsigned long)(delay * 1e3)); 1946 Sleep ((unsigned long)(delay * 1e3));
1912#else 1947#else
1913 struct timeval tv; 1948 struct timeval tv;
1914 1949
1915 /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ 1950 /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */
… …
1954{ 1989{
1955 *cur = array_nextsize (elem, *cur, cnt); 1990 *cur = array_nextsize (elem, *cur, cnt);
1956 return ev_realloc (base, elem * *cur); 1991 return ev_realloc (base, elem * *cur);
1957} 1992}
1958 1993
1994#define array_needsize_noinit(base,count)
1995
1959#define array_init_zero(base,count) \ 1996#define array_needsize_zerofill(base,count) \
1960 memset ((void *)(base), 0, sizeof (*(base)) * (count)) 1997 memset ((void *)(base), 0, sizeof (*(base)) * (count))
1961 1998
1962#define array_needsize(type,base,cur,cnt,init) \ 1999#define array_needsize(type,base,cur,cnt,init) \
1963 if (expect_false ((cnt) > (cur))) \ 2000 if (expect_false ((cnt) > (cur))) \
1964 { \ 2001 { \
… …
1990{ 2027{
1991} 2028}
1992 2029
1993noinline 2030noinline
1994void 2031void
1995ev_feed_event (EV_P_ void *w, int revents) EV_THROW 2032ev_feed_event (EV_P_ void *w, int revents) EV_NOEXCEPT
1996{ 2033{
1997 W w_ = (W)w; 2034 W w_ = (W)w;
1998 int pri = ABSPRI (w_); 2035 int pri = ABSPRI (w_);
1999 2036
2000 if (expect_false (w_->pending)) 2037 if (expect_false (w_->pending))
2001 pendings [pri][w_->pending - 1].events |= revents; 2038 pendings [pri][w_->pending - 1].events |= revents;
2002 else 2039 else
2003 { 2040 {
2004 w_->pending = ++pendingcnt [pri]; 2041 w_->pending = ++pendingcnt [pri];
2005 array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); 2042 array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, array_needsize_noinit);
2006 pendings [pri][w_->pending - 1].w = w_; 2043 pendings [pri][w_->pending - 1].w = w_;
2007 pendings [pri][w_->pending - 1].events = revents; 2044 pendings [pri][w_->pending - 1].events = revents;
2008 } 2045 }
2009 2046
2010 pendingpri = NUMPRI - 1; 2047 pendingpri = NUMPRI - 1;
2011} 2048}
2012 2049
2013inline_speed void 2050inline_speed void
2014feed_reverse (EV_P_ W w) 2051feed_reverse (EV_P_ W w)
2015{ 2052{
2016 array_needsize (W, rfeeds, rfeedmax, rfeedcnt + 1, EMPTY2); 2053 array_needsize (W, rfeeds, rfeedmax, rfeedcnt + 1, array_needsize_noinit);
2017 rfeeds [rfeedcnt++] = w; 2054 rfeeds [rfeedcnt++] = w;
2018} 2055}
2019 2056
2020inline_size void 2057inline_size void
2021feed_reverse_done (EV_P_ int revents) 2058feed_reverse_done (EV_P_ int revents)
… …
2061 if (expect_true (!anfd->reify)) 2098 if (expect_true (!anfd->reify))
2062 fd_event_nocheck (EV_A_ fd, revents); 2099 fd_event_nocheck (EV_A_ fd, revents);
2063} 2100}
2064 2101
2065void 2102void
2066ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW 2103ev_feed_fd_event (EV_P_ int fd, int revents) EV_NOEXCEPT
2067{ 2104{
2068 if (fd >= 0 && fd < anfdmax) 2105 if (fd >= 0 && fd < anfdmax)
2069 fd_event_nocheck (EV_A_ fd, revents); 2106 fd_event_nocheck (EV_A_ fd, revents);
2070} 2107}
2071 2108
… …
2139 anfds [fd].reify |= flags; 2176 anfds [fd].reify |= flags;
2140 2177
2141 if (expect_true (!reify)) 2178 if (expect_true (!reify))
2142 { 2179 {
2143 ++fdchangecnt; 2180 ++fdchangecnt;
2144 array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2); 2181 array_needsize (int, fdchanges, fdchangemax, fdchangecnt, array_needsize_noinit);
2145 fdchanges [fdchangecnt - 1] = fd; 2182 fdchanges [fdchangecnt - 1] = fd;
2146 } 2183 }
2147} 2184}
2148 2185
2149/* the given fd is invalid/unusable, so make sure it doesn't hurt us anymore */ 2186/* the given fd is invalid/unusable, so make sure it doesn't hurt us anymore */
… …
2471#endif 2508#endif
2472 { 2509 {
2473#ifdef _WIN32 2510#ifdef _WIN32
2474 WSABUF buf; 2511 WSABUF buf;
2475 DWORD sent; 2512 DWORD sent;
2476 buf.buf = &buf; 2513 buf.buf = (char *)&buf;
2477 buf.len = 1; 2514 buf.len = 1;
2478 WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0); 2515 WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0);
2479#else 2516#else
2480 write (evpipe [1], &(evpipe [1]), 1); 2517 write (evpipe [1], &(evpipe [1]), 1);
2481#endif 2518#endif
… …
2553} 2590}
2554 2591
2555/*****************************************************************************/ 2592/*****************************************************************************/
2556 2593
2557void 2594void
2558ev_feed_signal (int signum) EV_THROW 2595ev_feed_signal (int signum) EV_NOEXCEPT
2559{ 2596{
2560#if EV_MULTIPLICITY 2597#if EV_MULTIPLICITY
2561 EV_P; 2598 EV_P;
2562 ECB_MEMORY_FENCE_ACQUIRE; 2599 ECB_MEMORY_FENCE_ACQUIRE;
2563 EV_A = signals [signum - 1].loop; 2600 EV_A = signals [signum - 1].loop;
… …
2580 ev_feed_signal (signum); 2617 ev_feed_signal (signum);
2581} 2618}
2582 2619
2583noinline 2620noinline
2584void 2621void
2585ev_feed_signal_event (EV_P_ int signum) EV_THROW 2622ev_feed_signal_event (EV_P_ int signum) EV_NOEXCEPT
2586{ 2623{
2587 WL w; 2624 WL w;
2588 2625
2589 if (expect_false (signum <= 0 || signum >= EV_NSIG)) 2626 if (expect_false (signum <= 0 || signum >= EV_NSIG))
2590 return; 2627 return;
… …
2696# include "ev_port.c" 2733# include "ev_port.c"
2697#endif 2734#endif
2698#if EV_USE_KQUEUE 2735#if EV_USE_KQUEUE
2699# include "ev_kqueue.c" 2736# include "ev_kqueue.c"
2700#endif 2737#endif
2738#if EV_USE_LINUXAIO
2739# include "ev_linuxaio.c"
2740#endif
2701#if EV_USE_EPOLL 2741#if EV_USE_EPOLL
2702# include "ev_epoll.c" 2742# include "ev_epoll.c"
2703#endif 2743#endif
2704#if EV_USE_POLL 2744#if EV_USE_POLL
2705# include "ev_poll.c" 2745# include "ev_poll.c"
… …
2707#if EV_USE_SELECT 2747#if EV_USE_SELECT
2708# include "ev_select.c" 2748# include "ev_select.c"
2709#endif 2749#endif
2710 2750
2711ecb_cold int 2751ecb_cold int
2712ev_version_major (void) EV_THROW 2752ev_version_major (void) EV_NOEXCEPT
2713{ 2753{
2714 return EV_VERSION_MAJOR; 2754 return EV_VERSION_MAJOR;
2715} 2755}
2716 2756
2717ecb_cold int 2757ecb_cold int
2718ev_version_minor (void) EV_THROW 2758ev_version_minor (void) EV_NOEXCEPT
2719{ 2759{
2720 return EV_VERSION_MINOR; 2760 return EV_VERSION_MINOR;
2721} 2761}
2722 2762
2723/* return true if we are running with elevated privileges and should ignore env variables */ 2763/* return true if we are running with elevated privileges and should ignore env variables */
… …
2732#endif 2772#endif
2733} 2773}
2734 2774
2735ecb_cold 2775ecb_cold
2736unsigned int 2776unsigned int
2737ev_supported_backends (void) EV_THROW 2777ev_supported_backends (void) EV_NOEXCEPT
2738{ 2778{
2739 unsigned int flags = 0; 2779 unsigned int flags = 0;
2740 2780
2741 if (EV_USE_PORT ) flags |= EVBACKEND_PORT; 2781 if (EV_USE_PORT ) flags |= EVBACKEND_PORT;
2742 if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; 2782 if (EV_USE_KQUEUE ) flags |= EVBACKEND_KQUEUE;
2743 if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL; 2783 if (EV_USE_EPOLL ) flags |= EVBACKEND_EPOLL;
2784 if (EV_USE_LINUXAIO) flags |= EVBACKEND_LINUXAIO;
2744 if (EV_USE_POLL ) flags |= EVBACKEND_POLL; 2785 if (EV_USE_POLL ) flags |= EVBACKEND_POLL;
2745 if (EV_USE_SELECT) flags |= EVBACKEND_SELECT; 2786 if (EV_USE_SELECT ) flags |= EVBACKEND_SELECT;
2746 2787
2747 return flags; 2788 return flags;
2748} 2789}
2749 2790
2750ecb_cold 2791ecb_cold
2751unsigned int 2792unsigned int
2752ev_recommended_backends (void) EV_THROW 2793ev_recommended_backends (void) EV_NOEXCEPT
2753{ 2794{
2754 unsigned int flags = ev_supported_backends (); 2795 unsigned int flags = ev_supported_backends ();
2755 2796
2756#ifndef __NetBSD__ 2797#ifndef __NetBSD__
2757 /* kqueue is borked on everything but netbsd apparently */ 2798 /* kqueue is borked on everything but netbsd apparently */
… …
2765#endif 2806#endif
2766#ifdef __FreeBSD__ 2807#ifdef __FreeBSD__
2767 flags &= ~EVBACKEND_POLL; /* poll return value is unusable (http://forums.freebsd.org/archive/index.php/t-10270.html) */ 2808 flags &= ~EVBACKEND_POLL; /* poll return value is unusable (http://forums.freebsd.org/archive/index.php/t-10270.html) */
2768#endif 2809#endif
2769 2810
2811 /* TODO: linuxaio is very experimental */
2812 flags &= ~EVBACKEND_LINUXAIO;
2813
2770 return flags; 2814 return flags;
2771} 2815}
2772 2816
2773ecb_cold 2817ecb_cold
2774unsigned int 2818unsigned int
2775ev_embeddable_backends (void) EV_THROW 2819ev_embeddable_backends (void) EV_NOEXCEPT
2776{ 2820{
2777 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; 2821 int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT;
2778 2822
2779 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ 2823 /* epoll embeddability broken on all linux versions up to at least 2.6.23 */
2780 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ 2824 if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */
… …
2782 2826
2783 return flags; 2827 return flags;
2784} 2828}
2785 2829
2786unsigned int 2830unsigned int
2787ev_backend (EV_P) EV_THROW 2831ev_backend (EV_P) EV_NOEXCEPT
2788{ 2832{
2789 return backend; 2833 return backend;
2790} 2834}
2791 2835
2792#if EV_FEATURE_API 2836#if EV_FEATURE_API
2793unsigned int 2837unsigned int
2794ev_iteration (EV_P) EV_THROW 2838ev_iteration (EV_P) EV_NOEXCEPT
2795{ 2839{
2796 return loop_count; 2840 return loop_count;
2797} 2841}
2798 2842
2799unsigned int 2843unsigned int
2800ev_depth (EV_P) EV_THROW 2844ev_depth (EV_P) EV_NOEXCEPT
2801{ 2845{
2802 return loop_depth; 2846 return loop_depth;
2803} 2847}
2804 2848
2805void 2849void
2806ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW 2850ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT
2807{ 2851{
2808 io_blocktime = interval; 2852 io_blocktime = interval;
2809} 2853}
2810 2854
2811void 2855void
2812ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW 2856ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_NOEXCEPT
2813{ 2857{
2814 timeout_blocktime = interval; 2858 timeout_blocktime = interval;
2815} 2859}
2816 2860
2817void 2861void
2818ev_set_userdata (EV_P_ void *data) EV_THROW 2862ev_set_userdata (EV_P_ void *data) EV_NOEXCEPT
2819{ 2863{
2820 userdata = data; 2864 userdata = data;
2821} 2865}
2822 2866
2823void * 2867void *
2824ev_userdata (EV_P) EV_THROW 2868ev_userdata (EV_P) EV_NOEXCEPT
2825{ 2869{
2826 return userdata; 2870 return userdata;
2827} 2871}
2828 2872
2829void 2873void
2830ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_THROW 2874ev_set_invoke_pending_cb (EV_P_ ev_loop_callback invoke_pending_cb) EV_NOEXCEPT
2831{ 2875{
2832 invoke_cb = invoke_pending_cb; 2876 invoke_cb = invoke_pending_cb;
2833} 2877}
2834 2878
2835void 2879void
2836ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW 2880ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_NOEXCEPT, void (*acquire)(EV_P) EV_NOEXCEPT) EV_NOEXCEPT
2837{ 2881{
2838 release_cb = release; 2882 release_cb = release;
2839 acquire_cb = acquire; 2883 acquire_cb = acquire;
2840} 2884}
2841#endif 2885#endif
2842 2886
2843/* initialise a loop structure, must be zero-initialised */ 2887/* initialise a loop structure, must be zero-initialised */
2844noinline ecb_cold 2888noinline ecb_cold
2845static void 2889static void
2846loop_init (EV_P_ unsigned int flags) EV_THROW 2890loop_init (EV_P_ unsigned int flags) EV_NOEXCEPT
2847{ 2891{
2848 if (!backend) 2892 if (!backend)
2849 { 2893 {
2850 origflags = flags; 2894 origflags = flags;
2851 2895
… …
2909 2953
2910 if (!(flags & EVBACKEND_MASK)) 2954 if (!(flags & EVBACKEND_MASK))
2911 flags |= ev_recommended_backends (); 2955 flags |= ev_recommended_backends ();
2912 2956
2913#if EV_USE_IOCP 2957#if EV_USE_IOCP
2914 if (!backend && (flags & EVBACKEND_IOCP )) backend = iocp_init (EV_A_ flags); 2958 if (!backend && (flags & EVBACKEND_IOCP )) backend = iocp_init (EV_A_ flags);
2915#endif 2959#endif
2916#if EV_USE_PORT 2960#if EV_USE_PORT
2917 if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); 2961 if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags);
2918#endif 2962#endif
2919#if EV_USE_KQUEUE 2963#if EV_USE_KQUEUE
2920 if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags); 2964 if (!backend && (flags & EVBACKEND_KQUEUE )) backend = kqueue_init (EV_A_ flags);
2965#endif
2966#if EV_USE_LINUXAIO
2967 if (!backend && (flags & EVBACKEND_LINUXAIO)) backend = linuxaio_init (EV_A_ flags);
2921#endif 2968#endif
2922#if EV_USE_EPOLL 2969#if EV_USE_EPOLL
2923 if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags); 2970 if (!backend && (flags & EVBACKEND_EPOLL )) backend = epoll_init (EV_A_ flags);
2924#endif 2971#endif
2925#if EV_USE_POLL 2972#if EV_USE_POLL
2926 if (!backend && (flags & EVBACKEND_POLL )) backend = poll_init (EV_A_ flags); 2973 if (!backend && (flags & EVBACKEND_POLL )) backend = poll_init (EV_A_ flags);
2927#endif 2974#endif
2928#if EV_USE_SELECT 2975#if EV_USE_SELECT
2929 if (!backend && (flags & EVBACKEND_SELECT)) backend = select_init (EV_A_ flags); 2976 if (!backend && (flags & EVBACKEND_SELECT )) backend = select_init (EV_A_ flags);
2930#endif 2977#endif
2931 2978
2932 ev_prepare_init (&pending_w, pendingcb); 2979 ev_prepare_init (&pending_w, pendingcb);
2933 2980
2934#if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE 2981#if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE
… …
2989 3036
2990 if (backend_fd >= 0) 3037 if (backend_fd >= 0)
2991 close (backend_fd); 3038 close (backend_fd);
2992 3039
2993#if EV_USE_IOCP 3040#if EV_USE_IOCP
2994 if (backend == EVBACKEND_IOCP ) iocp_destroy (EV_A); 3041 if (backend == EVBACKEND_IOCP ) iocp_destroy (EV_A);
2995#endif 3042#endif
2996#if EV_USE_PORT 3043#if EV_USE_PORT
2997 if (backend == EVBACKEND_PORT ) port_destroy (EV_A); 3044 if (backend == EVBACKEND_PORT ) port_destroy (EV_A);
2998#endif 3045#endif
2999#if EV_USE_KQUEUE 3046#if EV_USE_KQUEUE
3000 if (backend == EVBACKEND_KQUEUE) kqueue_destroy (EV_A); 3047 if (backend == EVBACKEND_KQUEUE ) kqueue_destroy (EV_A);
3048#endif
3049#if EV_USE_LINUXAIO
3050 if (backend == EVBACKEND_LINUXAIO) linuxaio_destroy (EV_A);
3001#endif 3051#endif
3002#if EV_USE_EPOLL 3052#if EV_USE_EPOLL
3003 if (backend == EVBACKEND_EPOLL ) epoll_destroy (EV_A); 3053 if (backend == EVBACKEND_EPOLL ) epoll_destroy (EV_A);
3004#endif 3054#endif
3005#if EV_USE_POLL 3055#if EV_USE_POLL
3006 if (backend == EVBACKEND_POLL ) poll_destroy (EV_A); 3056 if (backend == EVBACKEND_POLL ) poll_destroy (EV_A);
3007#endif 3057#endif
3008#if EV_USE_SELECT 3058#if EV_USE_SELECT
3009 if (backend == EVBACKEND_SELECT) select_destroy (EV_A); 3059 if (backend == EVBACKEND_SELECT ) select_destroy (EV_A);
3010#endif 3060#endif
3011 3061
3012 for (i = NUMPRI; i--; ) 3062 for (i = NUMPRI; i--; )
3013 { 3063 {
3014 array_free (pending, [i]); 3064 array_free (pending, [i]);
… …
3056 3106
3057inline_size void 3107inline_size void
3058loop_fork (EV_P) 3108loop_fork (EV_P)
3059{ 3109{
3060#if EV_USE_PORT 3110#if EV_USE_PORT
3061 if (backend == EVBACKEND_PORT ) port_fork (EV_A); 3111 if (backend == EVBACKEND_PORT ) port_fork (EV_A);
3062#endif 3112#endif
3063#if EV_USE_KQUEUE 3113#if EV_USE_KQUEUE
3064 if (backend == EVBACKEND_KQUEUE) kqueue_fork (EV_A); 3114 if (backend == EVBACKEND_KQUEUE ) kqueue_fork (EV_A);
3115#endif
3116#if EV_USE_LINUXAIO
3117 if (backend == EVBACKEND_LINUXAIO) linuxaio_fork (EV_A);
3065#endif 3118#endif
3066#if EV_USE_EPOLL 3119#if EV_USE_EPOLL
3067 if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A); 3120 if (backend == EVBACKEND_EPOLL ) epoll_fork (EV_A);
3068#endif 3121#endif
3069#if EV_USE_INOTIFY 3122#if EV_USE_INOTIFY
3070 infy_fork (EV_A); 3123 infy_fork (EV_A);
3071#endif 3124#endif
3072 3125
… …
3092 3145
3093#if EV_MULTIPLICITY 3146#if EV_MULTIPLICITY
3094 3147
3095ecb_cold 3148ecb_cold
3096struct ev_loop * 3149struct ev_loop *
3097ev_loop_new (unsigned int flags) EV_THROW 3150ev_loop_new (unsigned int flags) EV_NOEXCEPT
3098{ 3151{
3099 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); 3152 EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
3100 3153
3101 memset (EV_A, 0, sizeof (struct ev_loop)); 3154 memset (EV_A, 0, sizeof (struct ev_loop));
3102 loop_init (EV_A_ flags); 3155 loop_init (EV_A_ flags);
… …
3149} 3202}
3150#endif 3203#endif
3151 3204
3152#if EV_FEATURE_API 3205#if EV_FEATURE_API
3153void ecb_cold 3206void ecb_cold
3154ev_verify (EV_P) EV_THROW 3207ev_verify (EV_P) EV_NOEXCEPT
3155{ 3208{
3156#if EV_VERIFY 3209#if EV_VERIFY
3157 int i; 3210 int i;
3158 WL w, w2; 3211 WL w, w2;
3159 3212
… …
3240ecb_cold 3293ecb_cold
3241struct ev_loop * 3294struct ev_loop *
3242#else 3295#else
3243int 3296int
3244#endif 3297#endif
3245ev_default_loop (unsigned int flags) EV_THROW 3298ev_default_loop (unsigned int flags) EV_NOEXCEPT
3246{ 3299{
3247 if (!ev_default_loop_ptr) 3300 if (!ev_default_loop_ptr)
3248 { 3301 {
3249#if EV_MULTIPLICITY 3302#if EV_MULTIPLICITY
3250 EV_P = ev_default_loop_ptr = &default_loop_struct; 3303 EV_P = ev_default_loop_ptr = &default_loop_struct;
… …
3269 3322
3270 return ev_default_loop_ptr; 3323 return ev_default_loop_ptr;
3271} 3324}
3272 3325
3273void 3326void
3274ev_loop_fork (EV_P) EV_THROW 3327ev_loop_fork (EV_P) EV_NOEXCEPT
3275{ 3328{
3276 postfork = 1; 3329 postfork = 1;
3277} 3330}
3278 3331
3279/*****************************************************************************/ 3332/*****************************************************************************/
… …
3283{ 3336{
3284 EV_CB_INVOKE ((W)w, revents); 3337 EV_CB_INVOKE ((W)w, revents);
3285} 3338}
3286 3339
3287unsigned int 3340unsigned int
3288ev_pending_count (EV_P) EV_THROW 3341ev_pending_count (EV_P) EV_NOEXCEPT
3289{ 3342{
3290 int pri; 3343 int pri;
3291 unsigned int count = 0; 3344 unsigned int count = 0;
3292 3345
3293 for (pri = NUMPRI; pri--; ) 3346 for (pri = NUMPRI; pri--; )
… …
3300void 3353void
3301ev_invoke_pending (EV_P) 3354ev_invoke_pending (EV_P)
3302{ 3355{
3303 pendingpri = NUMPRI; 3356 pendingpri = NUMPRI;
3304 3357
3305 while (pendingpri) /* pendingpri possibly gets modified in the inner loop */ 3358 do
3306 { 3359 {
3307 --pendingpri; 3360 --pendingpri;
3308 3361
3362 /* pendingpri possibly gets modified in the inner loop */
3309 while (pendingcnt [pendingpri]) 3363 while (pendingcnt [pendingpri])
3310 { 3364 {
3311 ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri]; 3365 ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri];
3312 3366
3313 p->w->pending = 0; 3367 p->w->pending = 0;
3314 EV_CB_INVOKE (p->w, p->events); 3368 EV_CB_INVOKE (p->w, p->events);
3315 EV_FREQUENT_CHECK; 3369 EV_FREQUENT_CHECK;
3316 } 3370 }
3317 } 3371 }
3372 while (pendingpri);
3318} 3373}
3319 3374
3320#if EV_IDLE_ENABLE 3375#if EV_IDLE_ENABLE
3321/* make idle watchers pending. this handles the "call-idle */ 3376/* make idle watchers pending. this handles the "call-idle */
3322/* only when higher priorities are idle" logic */ 3377/* only when higher priorities are idle" logic */
… …
3731 3786
3732 return activecnt; 3787 return activecnt;
3733} 3788}
3734 3789
3735void 3790void
3736ev_break (EV_P_ int how) EV_THROW 3791ev_break (EV_P_ int how) EV_NOEXCEPT
3737{ 3792{
3738 loop_done = how; 3793 loop_done = how;
3739} 3794}
3740 3795
3741void 3796void
3742ev_ref (EV_P) EV_THROW 3797ev_ref (EV_P) EV_NOEXCEPT
3743{ 3798{
3744 ++activecnt; 3799 ++activecnt;
3745} 3800}
3746 3801
3747void 3802void
3748ev_unref (EV_P) EV_THROW 3803ev_unref (EV_P) EV_NOEXCEPT
3749{ 3804{
3750 --activecnt; 3805 --activecnt;
3751} 3806}
3752 3807
3753void 3808void
3754ev_now_update (EV_P) EV_THROW 3809ev_now_update (EV_P) EV_NOEXCEPT
3755{ 3810{
3756 time_update (EV_A_ 1e100); 3811 time_update (EV_A_ 1e100);
3757} 3812}
3758 3813
3759void 3814void
3760ev_suspend (EV_P) EV_THROW 3815ev_suspend (EV_P) EV_NOEXCEPT
3761{ 3816{
3762 ev_now_update (EV_A); 3817 ev_now_update (EV_A);
3763} 3818}
3764 3819
3765void 3820void
3766ev_resume (EV_P) EV_THROW 3821ev_resume (EV_P) EV_NOEXCEPT
3767{ 3822{
3768 ev_tstamp mn_prev = mn_now; 3823 ev_tstamp mn_prev = mn_now;
3769 3824
3770 ev_now_update (EV_A); 3825 ev_now_update (EV_A);
3771 timers_reschedule (EV_A_ mn_now - mn_prev); 3826 timers_reschedule (EV_A_ mn_now - mn_prev);
… …
3810 w->pending = 0; 3865 w->pending = 0;
3811 } 3866 }
3812} 3867}
3813 3868
3814int 3869int
3815ev_clear_pending (EV_P_ void *w) EV_THROW 3870ev_clear_pending (EV_P_ void *w) EV_NOEXCEPT
3816{ 3871{
3817 W w_ = (W)w; 3872 W w_ = (W)w;
3818 int pending = w_->pending; 3873 int pending = w_->pending;
3819 3874
3820 if (expect_true (pending)) 3875 if (expect_true (pending))
… …
3854 3909
3855/*****************************************************************************/ 3910/*****************************************************************************/
3856 3911
3857noinline 3912noinline
3858void 3913void
3859ev_io_start (EV_P_ ev_io *w) EV_THROW 3914ev_io_start (EV_P_ ev_io *w) EV_NOEXCEPT
3860{ 3915{
3861 int fd = w->fd; 3916 int fd = w->fd;
3862 3917
3863 if (expect_false (ev_is_active (w))) 3918 if (expect_false (ev_is_active (w)))
3864 return; 3919 return;
… …
3867 assert (("libev: ev_io_start called with illegal event mask", !(w->events & ~(EV__IOFDSET | EV_READ | EV_WRITE)))); 3922 assert (("libev: ev_io_start called with illegal event mask", !(w->events & ~(EV__IOFDSET | EV_READ | EV_WRITE))));
3868 3923
3869 EV_FREQUENT_CHECK; 3924 EV_FREQUENT_CHECK;
3870 3925
3871 ev_start (EV_A_ (W)w, 1); 3926 ev_start (EV_A_ (W)w, 1);
3872 array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); 3927 array_needsize (ANFD, anfds, anfdmax, fd + 1, array_needsize_zerofill);
3873 wlist_add (&anfds[fd].head, (WL)w); 3928 wlist_add (&anfds[fd].head, (WL)w);
3874 3929
3875 /* common bug, apparently */ 3930 /* common bug, apparently */
3876 assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w)); 3931 assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w));
3877 3932
… …
3881 EV_FREQUENT_CHECK; 3936 EV_FREQUENT_CHECK;
3882} 3937}
3883 3938
3884noinline 3939noinline
3885void 3940void
3886ev_io_stop (EV_P_ ev_io *w) EV_THROW 3941ev_io_stop (EV_P_ ev_io *w) EV_NOEXCEPT
3887{ 3942{
3888 clear_pending (EV_A_ (W)w); 3943 clear_pending (EV_A_ (W)w);
3889 if (expect_false (!ev_is_active (w))) 3944 if (expect_false (!ev_is_active (w)))
3890 return; 3945 return;
3891 3946
… …
3901 EV_FREQUENT_CHECK; 3956 EV_FREQUENT_CHECK;
3902} 3957}
3903 3958
3904noinline 3959noinline
3905void 3960void
3906ev_timer_start (EV_P_ ev_timer *w) EV_THROW 3961ev_timer_start (EV_P_ ev_timer *w) EV_NOEXCEPT
3907{ 3962{
3908 if (expect_false (ev_is_active (w))) 3963 if (expect_false (ev_is_active (w)))
3909 return; 3964 return;
3910 3965
3911 ev_at (w) += mn_now; 3966 ev_at (w) += mn_now;
… …
3914 3969
3915 EV_FREQUENT_CHECK; 3970 EV_FREQUENT_CHECK;
3916 3971
3917 ++timercnt; 3972 ++timercnt;
3918 ev_start (EV_A_ (W)w, timercnt + HEAP0 - 1); 3973 ev_start (EV_A_ (W)w, timercnt + HEAP0 - 1);
3919 array_needsize (ANHE, timers, timermax, ev_active (w) + 1, EMPTY2); 3974 array_needsize (ANHE, timers, timermax, ev_active (w) + 1, array_needsize_noinit);
3920 ANHE_w (timers [ev_active (w)]) = (WT)w; 3975 ANHE_w (timers [ev_active (w)]) = (WT)w;
3921 ANHE_at_cache (timers [ev_active (w)]); 3976 ANHE_at_cache (timers [ev_active (w)]);
3922 upheap (timers, ev_active (w)); 3977 upheap (timers, ev_active (w));
3923 3978
3924 EV_FREQUENT_CHECK; 3979 EV_FREQUENT_CHECK;
… …
3926 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ 3981 /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/
3927} 3982}
3928 3983
3929noinline 3984noinline
3930void 3985void
3931ev_timer_stop (EV_P_ ev_timer *w) EV_THROW 3986ev_timer_stop (EV_P_ ev_timer *w) EV_NOEXCEPT
3932{ 3987{
3933 clear_pending (EV_A_ (W)w); 3988 clear_pending (EV_A_ (W)w);
3934 if (expect_false (!ev_is_active (w))) 3989 if (expect_false (!ev_is_active (w)))
3935 return; 3990 return;
3936 3991
… …
3957 EV_FREQUENT_CHECK; 4012 EV_FREQUENT_CHECK;
3958} 4013}
3959 4014
3960noinline 4015noinline
3961void 4016void
3962ev_timer_again (EV_P_ ev_timer *w) EV_THROW 4017ev_timer_again (EV_P_ ev_timer *w) EV_NOEXCEPT
3963{ 4018{
3964 EV_FREQUENT_CHECK; 4019 EV_FREQUENT_CHECK;
3965 4020
3966 clear_pending (EV_A_ (W)w); 4021 clear_pending (EV_A_ (W)w);
3967 4022
… …
3984 4039
3985 EV_FREQUENT_CHECK; 4040 EV_FREQUENT_CHECK;
3986} 4041}
3987 4042
3988ev_tstamp 4043ev_tstamp
3989ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW 4044ev_timer_remaining (EV_P_ ev_timer *w) EV_NOEXCEPT
3990{ 4045{
3991 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); 4046 return ev_at (w) - (ev_is_active (w) ? mn_now : 0.);
3992} 4047}
3993 4048
3994#if EV_PERIODIC_ENABLE 4049#if EV_PERIODIC_ENABLE
3995noinline 4050noinline
3996void 4051void
3997ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW 4052ev_periodic_start (EV_P_ ev_periodic *w) EV_NOEXCEPT
3998{ 4053{
3999 if (expect_false (ev_is_active (w))) 4054 if (expect_false (ev_is_active (w)))
4000 return; 4055 return;
4001 4056
4002 if (w->reschedule_cb) 4057 if (w->reschedule_cb)
… …
4011 4066
4012 EV_FREQUENT_CHECK; 4067 EV_FREQUENT_CHECK;
4013 4068
4014 ++periodiccnt; 4069 ++periodiccnt;
4015 ev_start (EV_A_ (W)w, periodiccnt + HEAP0 - 1); 4070 ev_start (EV_A_ (W)w, periodiccnt + HEAP0 - 1);
4016 array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, EMPTY2); 4071 array_needsize (ANHE, periodics, periodicmax, ev_active (w) + 1, array_needsize_noinit);
4017 ANHE_w (periodics [ev_active (w)]) = (WT)w; 4072 ANHE_w (periodics [ev_active (w)]) = (WT)w;
4018 ANHE_at_cache (periodics [ev_active (w)]); 4073 ANHE_at_cache (periodics [ev_active (w)]);
4019 upheap (periodics, ev_active (w)); 4074 upheap (periodics, ev_active (w));
4020 4075
4021 EV_FREQUENT_CHECK; 4076 EV_FREQUENT_CHECK;
… …
4023 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ 4078 /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/
4024} 4079}
4025 4080
4026noinline 4081noinline
4027void 4082void
4028ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW 4083ev_periodic_stop (EV_P_ ev_periodic *w) EV_NOEXCEPT
4029{ 4084{
4030 clear_pending (EV_A_ (W)w); 4085 clear_pending (EV_A_ (W)w);
4031 if (expect_false (!ev_is_active (w))) 4086 if (expect_false (!ev_is_active (w)))
4032 return; 4087 return;
4033 4088
… …
4052 EV_FREQUENT_CHECK; 4107 EV_FREQUENT_CHECK;
4053} 4108}
4054 4109
4055noinline 4110noinline
4056void 4111void
4057ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW 4112ev_periodic_again (EV_P_ ev_periodic *w) EV_NOEXCEPT
4058{ 4113{
4059 /* TODO: use adjustheap and recalculation */ 4114 /* TODO: use adjustheap and recalculation */
4060 ev_periodic_stop (EV_A_ w); 4115 ev_periodic_stop (EV_A_ w);
4061 ev_periodic_start (EV_A_ w); 4116 ev_periodic_start (EV_A_ w);
4062} 4117}
… …
4068 4123
4069#if EV_SIGNAL_ENABLE 4124#if EV_SIGNAL_ENABLE
4070 4125
4071noinline 4126noinline
4072void 4127void
4073ev_signal_start (EV_P_ ev_signal *w) EV_THROW 4128ev_signal_start (EV_P_ ev_signal *w) EV_NOEXCEPT
4074{ 4129{
4075 if (expect_false (ev_is_active (w))) 4130 if (expect_false (ev_is_active (w)))
4076 return; 4131 return;
4077 4132
4078 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); 4133 assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG));
… …
4151 EV_FREQUENT_CHECK; 4206 EV_FREQUENT_CHECK;
4152} 4207}
4153 4208
4154noinline 4209noinline
4155void 4210void
4156ev_signal_stop (EV_P_ ev_signal *w) EV_THROW 4211ev_signal_stop (EV_P_ ev_signal *w) EV_NOEXCEPT
4157{ 4212{
4158 clear_pending (EV_A_ (W)w); 4213 clear_pending (EV_A_ (W)w);
4159 if (expect_false (!ev_is_active (w))) 4214 if (expect_false (!ev_is_active (w)))
4160 return; 4215 return;
4161 4216
… …
4192#endif 4247#endif
4193 4248
4194#if EV_CHILD_ENABLE 4249#if EV_CHILD_ENABLE
4195 4250
4196void 4251void
4197ev_child_start (EV_P_ ev_child *w) EV_THROW 4252ev_child_start (EV_P_ ev_child *w) EV_NOEXCEPT
4198{ 4253{
4199#if EV_MULTIPLICITY 4254#if EV_MULTIPLICITY
4200 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); 4255 assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr));
4201#endif 4256#endif
4202 if (expect_false (ev_is_active (w))) 4257 if (expect_false (ev_is_active (w)))
… …
4209 4264
4210 EV_FREQUENT_CHECK; 4265 EV_FREQUENT_CHECK;
4211} 4266}
4212 4267
4213void 4268void
4214ev_child_stop (EV_P_ ev_child *w) EV_THROW 4269ev_child_stop (EV_P_ ev_child *w) EV_NOEXCEPT
4215{ 4270{
4216 clear_pending (EV_A_ (W)w); 4271 clear_pending (EV_A_ (W)w);
4217 if (expect_false (!ev_is_active (w))) 4272 if (expect_false (!ev_is_active (w)))
4218 return; 4273 return;
4219 4274
… …
4484#else 4539#else
4485# define EV_LSTAT(p,b) lstat (p, b) 4540# define EV_LSTAT(p,b) lstat (p, b)
4486#endif 4541#endif
4487 4542
4488void 4543void
4489ev_stat_stat (EV_P_ ev_stat *w) EV_THROW 4544ev_stat_stat (EV_P_ ev_stat *w) EV_NOEXCEPT
4490{ 4545{
4491 if (lstat (w->path, &w->attr) < 0) 4546 if (lstat (w->path, &w->attr) < 0)
4492 w->attr.st_nlink = 0; 4547 w->attr.st_nlink = 0;
4493 else if (!w->attr.st_nlink) 4548 else if (!w->attr.st_nlink)
4494 w->attr.st_nlink = 1; 4549 w->attr.st_nlink = 1;
… …
4534 ev_feed_event (EV_A_ w, EV_STAT); 4589 ev_feed_event (EV_A_ w, EV_STAT);
4535 } 4590 }
4536} 4591}
4537 4592
4538void 4593void
4539ev_stat_start (EV_P_ ev_stat *w) EV_THROW 4594ev_stat_start (EV_P_ ev_stat *w) EV_NOEXCEPT
4540{ 4595{
4541 if (expect_false (ev_is_active (w))) 4596 if (expect_false (ev_is_active (w)))
4542 return; 4597 return;
4543 4598
4544 ev_stat_stat (EV_A_ w); 4599 ev_stat_stat (EV_A_ w);
… …
4565 4620
4566 EV_FREQUENT_CHECK; 4621 EV_FREQUENT_CHECK;
4567} 4622}
4568 4623
4569void 4624void
4570ev_stat_stop (EV_P_ ev_stat *w) EV_THROW 4625ev_stat_stop (EV_P_ ev_stat *w) EV_NOEXCEPT
4571{ 4626{
4572 clear_pending (EV_A_ (W)w); 4627 clear_pending (EV_A_ (W)w);
4573 if (expect_false (!ev_is_active (w))) 4628 if (expect_false (!ev_is_active (w)))
4574 return; 4629 return;
4575 4630
… …
4591} 4646}
4592#endif 4647#endif
4593 4648
4594#if EV_IDLE_ENABLE 4649#if EV_IDLE_ENABLE
4595void 4650void
4596ev_idle_start (EV_P_ ev_idle *w) EV_THROW 4651ev_idle_start (EV_P_ ev_idle *w) EV_NOEXCEPT
4597{ 4652{
4598 if (expect_false (ev_is_active (w))) 4653 if (expect_false (ev_is_active (w)))
4599 return; 4654 return;
4600 4655
4601 pri_adjust (EV_A_ (W)w); 4656 pri_adjust (EV_A_ (W)w);
… …
4606 int active = ++idlecnt [ABSPRI (w)]; 4661 int active = ++idlecnt [ABSPRI (w)];
4607 4662
4608 ++idleall; 4663 ++idleall;
4609 ev_start (EV_A_ (W)w, active); 4664 ev_start (EV_A_ (W)w, active);
4610 4665
4611 array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, EMPTY2); 4666 array_needsize (ev_idle *, idles [ABSPRI (w)], idlemax [ABSPRI (w)], active, array_needsize_noinit);
4612 idles [ABSPRI (w)][active - 1] = w; 4667 idles [ABSPRI (w)][active - 1] = w;
4613 } 4668 }
4614 4669
4615 EV_FREQUENT_CHECK; 4670 EV_FREQUENT_CHECK;
4616} 4671}
4617 4672
4618void 4673void
4619ev_idle_stop (EV_P_ ev_idle *w) EV_THROW 4674ev_idle_stop (EV_P_ ev_idle *w) EV_NOEXCEPT
4620{ 4675{
4621 clear_pending (EV_A_ (W)w); 4676 clear_pending (EV_A_ (W)w);
4622 if (expect_false (!ev_is_active (w))) 4677 if (expect_false (!ev_is_active (w)))
4623 return; 4678 return;
4624 4679
… …
4638} 4693}
4639#endif 4694#endif
4640 4695
4641#if EV_PREPARE_ENABLE 4696#if EV_PREPARE_ENABLE
4642void 4697void
4643ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW 4698ev_prepare_start (EV_P_ ev_prepare *w) EV_NOEXCEPT
4644{ 4699{
4645 if (expect_false (ev_is_active (w))) 4700 if (expect_false (ev_is_active (w)))
4646 return; 4701 return;
4647 4702
4648 EV_FREQUENT_CHECK; 4703 EV_FREQUENT_CHECK;
4649 4704
4650 ev_start (EV_A_ (W)w, ++preparecnt); 4705 ev_start (EV_A_ (W)w, ++preparecnt);
4651 array_needsize (ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); 4706 array_needsize (ev_prepare *, prepares, preparemax, preparecnt, array_needsize_noinit);
4652 prepares [preparecnt - 1] = w; 4707 prepares [preparecnt - 1] = w;
4653 4708
4654 EV_FREQUENT_CHECK; 4709 EV_FREQUENT_CHECK;
4655} 4710}
4656 4711
4657void 4712void
4658ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW 4713ev_prepare_stop (EV_P_ ev_prepare *w) EV_NOEXCEPT
4659{ 4714{
4660 clear_pending (EV_A_ (W)w); 4715 clear_pending (EV_A_ (W)w);
4661 if (expect_false (!ev_is_active (w))) 4716 if (expect_false (!ev_is_active (w)))
4662 return; 4717 return;
4663 4718
… …
4676} 4731}
4677#endif 4732#endif
4678 4733
4679#if EV_CHECK_ENABLE 4734#if EV_CHECK_ENABLE
4680void 4735void
4681ev_check_start (EV_P_ ev_check *w) EV_THROW 4736ev_check_start (EV_P_ ev_check *w) EV_NOEXCEPT
4682{ 4737{
4683 if (expect_false (ev_is_active (w))) 4738 if (expect_false (ev_is_active (w)))
4684 return; 4739 return;
4685 4740
4686 EV_FREQUENT_CHECK; 4741 EV_FREQUENT_CHECK;
4687 4742
4688 ev_start (EV_A_ (W)w, ++checkcnt); 4743 ev_start (EV_A_ (W)w, ++checkcnt);
4689 array_needsize (ev_check *, checks, checkmax, checkcnt, EMPTY2); 4744 array_needsize (ev_check *, checks, checkmax, checkcnt, array_needsize_noinit);
4690 checks [checkcnt - 1] = w; 4745 checks [checkcnt - 1] = w;
4691 4746
4692 EV_FREQUENT_CHECK; 4747 EV_FREQUENT_CHECK;
4693} 4748}
4694 4749
4695void 4750void
4696ev_check_stop (EV_P_ ev_check *w) EV_THROW 4751ev_check_stop (EV_P_ ev_check *w) EV_NOEXCEPT
4697{ 4752{
4698 clear_pending (EV_A_ (W)w); 4753 clear_pending (EV_A_ (W)w);
4699 if (expect_false (!ev_is_active (w))) 4754 if (expect_false (!ev_is_active (w)))
4700 return; 4755 return;
4701 4756
… …
4715#endif 4770#endif
4716 4771
4717#if EV_EMBED_ENABLE 4772#if EV_EMBED_ENABLE
4718noinline 4773noinline
4719void 4774void
4720ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW 4775ev_embed_sweep (EV_P_ ev_embed *w) EV_NOEXCEPT
4721{ 4776{
4722 ev_run (w->other, EVRUN_NOWAIT); 4777 ev_run (w->other, EVRUN_NOWAIT);
4723} 4778}
4724 4779
4725static void 4780static void
… …
4773 ev_idle_stop (EV_A_ idle); 4828 ev_idle_stop (EV_A_ idle);
4774} 4829}
4775#endif 4830#endif
4776 4831
4777void 4832void
4778ev_embed_start (EV_P_ ev_embed *w) EV_THROW 4833ev_embed_start (EV_P_ ev_embed *w) EV_NOEXCEPT
4779{ 4834{
4780 if (expect_false (ev_is_active (w))) 4835 if (expect_false (ev_is_active (w)))
4781 return; 4836 return;
4782 4837
4783 { 4838 {
… …
4804 4859
4805 EV_FREQUENT_CHECK; 4860 EV_FREQUENT_CHECK;
4806} 4861}
4807 4862
4808void 4863void
4809ev_embed_stop (EV_P_ ev_embed *w) EV_THROW 4864ev_embed_stop (EV_P_ ev_embed *w) EV_NOEXCEPT
4810{ 4865{
4811 clear_pending (EV_A_ (W)w); 4866 clear_pending (EV_A_ (W)w);
4812 if (expect_false (!ev_is_active (w))) 4867 if (expect_false (!ev_is_active (w)))
4813 return; 4868 return;
4814 4869
… …
4824} 4879}
4825#endif 4880#endif
4826 4881
4827#if EV_FORK_ENABLE 4882#if EV_FORK_ENABLE
4828void 4883void
4829ev_fork_start (EV_P_ ev_fork *w) EV_THROW 4884ev_fork_start (EV_P_ ev_fork *w) EV_NOEXCEPT
4830{ 4885{
4831 if (expect_false (ev_is_active (w))) 4886 if (expect_false (ev_is_active (w)))
4832 return; 4887 return;
4833 4888
4834 EV_FREQUENT_CHECK; 4889 EV_FREQUENT_CHECK;
4835 4890
4836 ev_start (EV_A_ (W)w, ++forkcnt); 4891 ev_start (EV_A_ (W)w, ++forkcnt);
4837 array_needsize (ev_fork *, forks, forkmax, forkcnt, EMPTY2); 4892 array_needsize (ev_fork *, forks, forkmax, forkcnt, array_needsize_noinit);
4838 forks [forkcnt - 1] = w; 4893 forks [forkcnt - 1] = w;
4839 4894
4840 EV_FREQUENT_CHECK; 4895 EV_FREQUENT_CHECK;
4841} 4896}
4842 4897
4843void 4898void
4844ev_fork_stop (EV_P_ ev_fork *w) EV_THROW 4899ev_fork_stop (EV_P_ ev_fork *w) EV_NOEXCEPT
4845{ 4900{
4846 clear_pending (EV_A_ (W)w); 4901 clear_pending (EV_A_ (W)w);
4847 if (expect_false (!ev_is_active (w))) 4902 if (expect_false (!ev_is_active (w)))
4848 return; 4903 return;
4849 4904
… …
4862} 4917}
4863#endif 4918#endif
4864 4919
4865#if EV_CLEANUP_ENABLE 4920#if EV_CLEANUP_ENABLE
4866void 4921void
4867ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW 4922ev_cleanup_start (EV_P_ ev_cleanup *w) EV_NOEXCEPT
4868{ 4923{
4869 if (expect_false (ev_is_active (w))) 4924 if (expect_false (ev_is_active (w)))
4870 return; 4925 return;
4871 4926
4872 EV_FREQUENT_CHECK; 4927 EV_FREQUENT_CHECK;
4873 4928
4874 ev_start (EV_A_ (W)w, ++cleanupcnt); 4929 ev_start (EV_A_ (W)w, ++cleanupcnt);
4875 array_needsize (ev_cleanup *, cleanups, cleanupmax, cleanupcnt, EMPTY2); 4930 array_needsize (ev_cleanup *, cleanups, cleanupmax, cleanupcnt, array_needsize_noinit);
4876 cleanups [cleanupcnt - 1] = w; 4931 cleanups [cleanupcnt - 1] = w;
4877 4932
4878 /* cleanup watchers should never keep a refcount on the loop */ 4933 /* cleanup watchers should never keep a refcount on the loop */
4879 ev_unref (EV_A); 4934 ev_unref (EV_A);
4880 EV_FREQUENT_CHECK; 4935 EV_FREQUENT_CHECK;
4881} 4936}
4882 4937
4883void 4938void
4884ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW 4939ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_NOEXCEPT
4885{ 4940{
4886 clear_pending (EV_A_ (W)w); 4941 clear_pending (EV_A_ (W)w);
4887 if (expect_false (!ev_is_active (w))) 4942 if (expect_false (!ev_is_active (w)))
4888 return; 4943 return;
4889 4944
… …
4903} 4958}
4904#endif 4959#endif
4905 4960
4906#if EV_ASYNC_ENABLE 4961#if EV_ASYNC_ENABLE
4907void 4962void
4908ev_async_start (EV_P_ ev_async *w) EV_THROW 4963ev_async_start (EV_P_ ev_async *w) EV_NOEXCEPT
4909{ 4964{
4910 if (expect_false (ev_is_active (w))) 4965 if (expect_false (ev_is_active (w)))
4911 return; 4966 return;
4912 4967
4913 w->sent = 0; 4968 w->sent = 0;
… …
4915 evpipe_init (EV_A); 4970 evpipe_init (EV_A);
4916 4971
4917 EV_FREQUENT_CHECK; 4972 EV_FREQUENT_CHECK;
4918 4973
4919 ev_start (EV_A_ (W)w, ++asynccnt); 4974 ev_start (EV_A_ (W)w, ++asynccnt);
4920 array_needsize (ev_async *, asyncs, asyncmax, asynccnt, EMPTY2); 4975 array_needsize (ev_async *, asyncs, asyncmax, asynccnt, array_needsize_noinit);
4921 asyncs [asynccnt - 1] = w; 4976 asyncs [asynccnt - 1] = w;
4922 4977
4923 EV_FREQUENT_CHECK; 4978 EV_FREQUENT_CHECK;
4924} 4979}
4925 4980
4926void 4981void
4927ev_async_stop (EV_P_ ev_async *w) EV_THROW 4982ev_async_stop (EV_P_ ev_async *w) EV_NOEXCEPT
4928{ 4983{
4929 clear_pending (EV_A_ (W)w); 4984 clear_pending (EV_A_ (W)w);
4930 if (expect_false (!ev_is_active (w))) 4985 if (expect_false (!ev_is_active (w)))
4931 return; 4986 return;
4932 4987
… …
4943 4998
4944 EV_FREQUENT_CHECK; 4999 EV_FREQUENT_CHECK;
4945} 5000}
4946 5001
4947void 5002void
4948ev_async_send (EV_P_ ev_async *w) EV_THROW 5003ev_async_send (EV_P_ ev_async *w) EV_NOEXCEPT
4949{ 5004{
4950 w->sent = 1; 5005 w->sent = 1;
4951 evpipe_write (EV_A_ &async_pending); 5006 evpipe_write (EV_A_ &async_pending);
4952} 5007}
4953#endif 5008#endif
… …
4990 5045
4991 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); 5046 once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io));
4992} 5047}
4993 5048
4994void 5049void
4995ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW 5050ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_NOEXCEPT
4996{ 5051{
4997 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); 5052 struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once));
4998
4999 if (expect_false (!once))
5000 {
5001 cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMER, arg);
5002 return;
5003 }
5004 5053
5005 once->cb = cb; 5054 once->cb = cb;
5006 once->arg = arg; 5055 once->arg = arg;
5007 5056
5008 ev_init (&once->io, once_cb_io); 5057 ev_init (&once->io, once_cb_io);
… …
5023/*****************************************************************************/ 5072/*****************************************************************************/
5024 5073
5025#if EV_WALK_ENABLE 5074#if EV_WALK_ENABLE
5026ecb_cold 5075ecb_cold
5027void 5076void
5028ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW 5077ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_NOEXCEPT
5029{ 5078{
5030 int i, j; 5079 int i, j;
5031 ev_watcher_list *wl, *wn; 5080 ev_watcher_list *wl, *wn;
5032 5081
5033 if (types & (EV_IO | EV_EMBED)) 5082 if (types & (EV_IO | EV_EMBED))

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