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 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007,2008,2009,2010,2011 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 | * |
… | |
… | |
35 | * and other provisions required by the GPL. If you do not delete the |
35 | * and other provisions required by the GPL. If you do not delete the |
36 | * provisions above, a recipient may use your version of this file under |
36 | * provisions above, a recipient may use your version of this file under |
37 | * either the BSD or the GPL. |
37 | * either the BSD or the GPL. |
38 | */ |
38 | */ |
39 | |
39 | |
40 | #ifdef __cplusplus |
|
|
41 | extern "C" { |
|
|
42 | #endif |
|
|
43 | |
|
|
44 | /* this big block deduces configuration from config.h */ |
40 | /* this big block deduces configuration from config.h */ |
45 | #ifndef EV_STANDALONE |
41 | #ifndef EV_STANDALONE |
46 | # ifdef EV_CONFIG_H |
42 | # ifdef EV_CONFIG_H |
47 | # include EV_CONFIG_H |
43 | # include EV_CONFIG_H |
48 | # else |
44 | # else |
… | |
… | |
77 | # ifndef EV_USE_REALTIME |
73 | # ifndef EV_USE_REALTIME |
78 | # define EV_USE_REALTIME 0 |
74 | # define EV_USE_REALTIME 0 |
79 | # endif |
75 | # endif |
80 | # endif |
76 | # endif |
81 | |
77 | |
|
|
78 | # if HAVE_NANOSLEEP |
82 | # ifndef EV_USE_NANOSLEEP |
79 | # ifndef EV_USE_NANOSLEEP |
83 | # if HAVE_NANOSLEEP |
|
|
84 | # define EV_USE_NANOSLEEP 1 |
80 | # define EV_USE_NANOSLEEP EV_FEATURE_OS |
|
|
81 | # endif |
85 | # else |
82 | # else |
|
|
83 | # undef EV_USE_NANOSLEEP |
86 | # define EV_USE_NANOSLEEP 0 |
84 | # define EV_USE_NANOSLEEP 0 |
|
|
85 | # endif |
|
|
86 | |
|
|
87 | # if HAVE_SELECT && HAVE_SYS_SELECT_H |
|
|
88 | # ifndef EV_USE_SELECT |
|
|
89 | # define EV_USE_SELECT EV_FEATURE_BACKENDS |
87 | # endif |
90 | # endif |
|
|
91 | # else |
|
|
92 | # undef EV_USE_SELECT |
|
|
93 | # define EV_USE_SELECT 0 |
88 | # endif |
94 | # endif |
89 | |
95 | |
|
|
96 | # if HAVE_POLL && HAVE_POLL_H |
90 | # ifndef EV_USE_SELECT |
97 | # ifndef EV_USE_POLL |
91 | # if HAVE_SELECT && HAVE_SYS_SELECT_H |
98 | # define EV_USE_POLL EV_FEATURE_BACKENDS |
92 | # define EV_USE_SELECT 1 |
|
|
93 | # else |
|
|
94 | # define EV_USE_SELECT 0 |
|
|
95 | # endif |
99 | # endif |
96 | # endif |
|
|
97 | |
|
|
98 | # ifndef EV_USE_POLL |
|
|
99 | # if HAVE_POLL && HAVE_POLL_H |
|
|
100 | # define EV_USE_POLL 1 |
|
|
101 | # else |
100 | # else |
|
|
101 | # undef EV_USE_POLL |
102 | # define EV_USE_POLL 0 |
102 | # define EV_USE_POLL 0 |
103 | # endif |
|
|
104 | # endif |
103 | # endif |
105 | |
104 | |
106 | # ifndef EV_USE_EPOLL |
|
|
107 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H |
105 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H |
108 | # define EV_USE_EPOLL 1 |
106 | # ifndef EV_USE_EPOLL |
109 | # else |
107 | # define EV_USE_EPOLL EV_FEATURE_BACKENDS |
110 | # define EV_USE_EPOLL 0 |
|
|
111 | # endif |
108 | # endif |
|
|
109 | # else |
|
|
110 | # undef EV_USE_EPOLL |
|
|
111 | # define EV_USE_EPOLL 0 |
112 | # endif |
112 | # endif |
113 | |
113 | |
114 | # ifndef EV_USE_KQUEUE |
|
|
115 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H |
114 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H |
116 | # define EV_USE_KQUEUE 1 |
115 | # ifndef EV_USE_KQUEUE |
117 | # else |
116 | # define EV_USE_KQUEUE EV_FEATURE_BACKENDS |
118 | # define EV_USE_KQUEUE 0 |
|
|
119 | # endif |
117 | # endif |
|
|
118 | # else |
|
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119 | # undef EV_USE_KQUEUE |
|
|
120 | # define EV_USE_KQUEUE 0 |
120 | # endif |
121 | # endif |
121 | |
122 | |
122 | # ifndef EV_USE_PORT |
|
|
123 | # if HAVE_PORT_H && HAVE_PORT_CREATE |
123 | # if HAVE_PORT_H && HAVE_PORT_CREATE |
124 | # define EV_USE_PORT 1 |
124 | # ifndef EV_USE_PORT |
125 | # else |
125 | # define EV_USE_PORT EV_FEATURE_BACKENDS |
126 | # define EV_USE_PORT 0 |
|
|
127 | # endif |
126 | # endif |
|
|
127 | # else |
|
|
128 | # undef EV_USE_PORT |
|
|
129 | # define EV_USE_PORT 0 |
128 | # endif |
130 | # endif |
129 | |
131 | |
130 | # ifndef EV_USE_INOTIFY |
|
|
131 | # if HAVE_INOTIFY_INIT && HAVE_SYS_INOTIFY_H |
132 | # if HAVE_INOTIFY_INIT && HAVE_SYS_INOTIFY_H |
132 | # define EV_USE_INOTIFY 1 |
133 | # ifndef EV_USE_INOTIFY |
133 | # else |
|
|
134 | # define EV_USE_INOTIFY 0 |
134 | # define EV_USE_INOTIFY EV_FEATURE_OS |
135 | # endif |
135 | # endif |
|
|
136 | # else |
|
|
137 | # undef EV_USE_INOTIFY |
|
|
138 | # define EV_USE_INOTIFY 0 |
136 | # endif |
139 | # endif |
137 | |
140 | |
138 | # ifndef EV_USE_SIGNALFD |
|
|
139 | # if HAVE_SIGNALFD && HAVE_SYS_SIGNALFD_H |
141 | # if HAVE_SIGNALFD && HAVE_SYS_SIGNALFD_H |
140 | # define EV_USE_SIGNALFD 1 |
142 | # ifndef EV_USE_SIGNALFD |
141 | # else |
|
|
142 | # define EV_USE_SIGNALFD 0 |
143 | # define EV_USE_SIGNALFD EV_FEATURE_OS |
143 | # endif |
144 | # endif |
|
|
145 | # else |
|
|
146 | # undef EV_USE_SIGNALFD |
|
|
147 | # define EV_USE_SIGNALFD 0 |
144 | # endif |
148 | # endif |
145 | |
149 | |
|
|
150 | # if HAVE_EVENTFD |
146 | # ifndef EV_USE_EVENTFD |
151 | # ifndef EV_USE_EVENTFD |
147 | # if HAVE_EVENTFD |
|
|
148 | # define EV_USE_EVENTFD 1 |
152 | # define EV_USE_EVENTFD EV_FEATURE_OS |
149 | # else |
|
|
150 | # define EV_USE_EVENTFD 0 |
|
|
151 | # endif |
153 | # endif |
|
|
154 | # else |
|
|
155 | # undef EV_USE_EVENTFD |
|
|
156 | # define EV_USE_EVENTFD 0 |
152 | # endif |
157 | # endif |
153 | |
158 | |
154 | #endif |
159 | #endif |
155 | |
160 | |
156 | #include <math.h> |
161 | #include <math.h> |
… | |
… | |
172 | #ifdef EV_H |
177 | #ifdef EV_H |
173 | # include EV_H |
178 | # include EV_H |
174 | #else |
179 | #else |
175 | # include "ev.h" |
180 | # include "ev.h" |
176 | #endif |
181 | #endif |
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|
182 | |
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|
183 | EV_CPP(extern "C" {) |
177 | |
184 | |
178 | #ifndef _WIN32 |
185 | #ifndef _WIN32 |
179 | # include <sys/time.h> |
186 | # include <sys/time.h> |
180 | # include <sys/wait.h> |
187 | # include <sys/wait.h> |
181 | # include <unistd.h> |
188 | # include <unistd.h> |
… | |
… | |
186 | # ifndef EV_SELECT_IS_WINSOCKET |
193 | # ifndef EV_SELECT_IS_WINSOCKET |
187 | # define EV_SELECT_IS_WINSOCKET 1 |
194 | # define EV_SELECT_IS_WINSOCKET 1 |
188 | # endif |
195 | # endif |
189 | # undef EV_AVOID_STDIO |
196 | # undef EV_AVOID_STDIO |
190 | #endif |
197 | #endif |
|
|
198 | |
|
|
199 | /* OS X, in its infinite idiocy, actually HARDCODES |
|
|
200 | * a limit of 1024 into their select. Where people have brains, |
|
|
201 | * OS X engineers apparently have a vacuum. Or maybe they were |
|
|
202 | * ordered to have a vacuum, or they do anything for money. |
|
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203 | * This might help. Or not. |
|
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204 | */ |
|
|
205 | #define _DARWIN_UNLIMITED_SELECT 1 |
191 | |
206 | |
192 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
207 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
193 | |
208 | |
194 | /* try to deduce the maximum number of signals on this platform */ |
209 | /* try to deduce the maximum number of signals on this platform */ |
195 | #if defined (EV_NSIG) |
210 | #if defined (EV_NSIG) |
… | |
… | |
219 | # define EV_NSIG 65 |
234 | # define EV_NSIG 65 |
220 | #endif |
235 | #endif |
221 | |
236 | |
222 | #ifndef EV_USE_CLOCK_SYSCALL |
237 | #ifndef EV_USE_CLOCK_SYSCALL |
223 | # if __linux && __GLIBC__ >= 2 |
238 | # if __linux && __GLIBC__ >= 2 |
224 | # define EV_USE_CLOCK_SYSCALL 1 |
239 | # define EV_USE_CLOCK_SYSCALL EV_FEATURE_OS |
225 | # else |
240 | # else |
226 | # define EV_USE_CLOCK_SYSCALL 0 |
241 | # define EV_USE_CLOCK_SYSCALL 0 |
227 | # endif |
242 | # endif |
228 | #endif |
243 | #endif |
229 | |
244 | |
230 | #ifndef EV_USE_MONOTONIC |
245 | #ifndef EV_USE_MONOTONIC |
231 | # if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 |
246 | # if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 |
232 | # define EV_USE_MONOTONIC 1 |
247 | # define EV_USE_MONOTONIC EV_FEATURE_OS |
233 | # else |
248 | # else |
234 | # define EV_USE_MONOTONIC 0 |
249 | # define EV_USE_MONOTONIC 0 |
235 | # endif |
250 | # endif |
236 | #endif |
251 | #endif |
237 | |
252 | |
… | |
… | |
239 | # define EV_USE_REALTIME !EV_USE_CLOCK_SYSCALL |
254 | # define EV_USE_REALTIME !EV_USE_CLOCK_SYSCALL |
240 | #endif |
255 | #endif |
241 | |
256 | |
242 | #ifndef EV_USE_NANOSLEEP |
257 | #ifndef EV_USE_NANOSLEEP |
243 | # if _POSIX_C_SOURCE >= 199309L |
258 | # if _POSIX_C_SOURCE >= 199309L |
244 | # define EV_USE_NANOSLEEP 1 |
259 | # define EV_USE_NANOSLEEP EV_FEATURE_OS |
245 | # else |
260 | # else |
246 | # define EV_USE_NANOSLEEP 0 |
261 | # define EV_USE_NANOSLEEP 0 |
247 | # endif |
262 | # endif |
248 | #endif |
263 | #endif |
249 | |
264 | |
250 | #ifndef EV_USE_SELECT |
265 | #ifndef EV_USE_SELECT |
251 | # define EV_USE_SELECT 1 |
266 | # define EV_USE_SELECT EV_FEATURE_BACKENDS |
252 | #endif |
267 | #endif |
253 | |
268 | |
254 | #ifndef EV_USE_POLL |
269 | #ifndef EV_USE_POLL |
255 | # ifdef _WIN32 |
270 | # ifdef _WIN32 |
256 | # define EV_USE_POLL 0 |
271 | # define EV_USE_POLL 0 |
257 | # else |
272 | # else |
258 | # define EV_USE_POLL 1 |
273 | # define EV_USE_POLL EV_FEATURE_BACKENDS |
259 | # endif |
274 | # endif |
260 | #endif |
275 | #endif |
261 | |
276 | |
262 | #ifndef EV_USE_EPOLL |
277 | #ifndef EV_USE_EPOLL |
263 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
278 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
264 | # define EV_USE_EPOLL 1 |
279 | # define EV_USE_EPOLL EV_FEATURE_BACKENDS |
265 | # else |
280 | # else |
266 | # define EV_USE_EPOLL 0 |
281 | # define EV_USE_EPOLL 0 |
267 | # endif |
282 | # endif |
268 | #endif |
283 | #endif |
269 | |
284 | |
… | |
… | |
275 | # define EV_USE_PORT 0 |
290 | # define EV_USE_PORT 0 |
276 | #endif |
291 | #endif |
277 | |
292 | |
278 | #ifndef EV_USE_INOTIFY |
293 | #ifndef EV_USE_INOTIFY |
279 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
294 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
280 | # define EV_USE_INOTIFY 1 |
295 | # define EV_USE_INOTIFY EV_FEATURE_OS |
281 | # else |
296 | # else |
282 | # define EV_USE_INOTIFY 0 |
297 | # define EV_USE_INOTIFY 0 |
283 | # endif |
298 | # endif |
284 | #endif |
299 | #endif |
285 | |
300 | |
286 | #ifndef EV_PID_HASHSIZE |
301 | #ifndef EV_PID_HASHSIZE |
287 | # if EV_MINIMAL |
302 | # define EV_PID_HASHSIZE EV_FEATURE_DATA ? 16 : 1 |
288 | # define EV_PID_HASHSIZE 1 |
|
|
289 | # else |
|
|
290 | # define EV_PID_HASHSIZE 16 |
|
|
291 | # endif |
|
|
292 | #endif |
303 | #endif |
293 | |
304 | |
294 | #ifndef EV_INOTIFY_HASHSIZE |
305 | #ifndef EV_INOTIFY_HASHSIZE |
295 | # if EV_MINIMAL |
306 | # define EV_INOTIFY_HASHSIZE EV_FEATURE_DATA ? 16 : 1 |
296 | # define EV_INOTIFY_HASHSIZE 1 |
|
|
297 | # else |
|
|
298 | # define EV_INOTIFY_HASHSIZE 16 |
|
|
299 | # endif |
|
|
300 | #endif |
307 | #endif |
301 | |
308 | |
302 | #ifndef EV_USE_EVENTFD |
309 | #ifndef EV_USE_EVENTFD |
303 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
310 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
304 | # define EV_USE_EVENTFD 1 |
311 | # define EV_USE_EVENTFD EV_FEATURE_OS |
305 | # else |
312 | # else |
306 | # define EV_USE_EVENTFD 0 |
313 | # define EV_USE_EVENTFD 0 |
307 | # endif |
314 | # endif |
308 | #endif |
315 | #endif |
309 | |
316 | |
310 | #ifndef EV_USE_SIGNALFD |
317 | #ifndef EV_USE_SIGNALFD |
311 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
318 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
312 | # define EV_USE_SIGNALFD 1 |
319 | # define EV_USE_SIGNALFD EV_FEATURE_OS |
313 | # else |
320 | # else |
314 | # define EV_USE_SIGNALFD 0 |
321 | # define EV_USE_SIGNALFD 0 |
315 | # endif |
322 | # endif |
316 | #endif |
323 | #endif |
317 | |
324 | |
… | |
… | |
320 | # define EV_USE_4HEAP 1 |
327 | # define EV_USE_4HEAP 1 |
321 | # define EV_HEAP_CACHE_AT 1 |
328 | # define EV_HEAP_CACHE_AT 1 |
322 | #endif |
329 | #endif |
323 | |
330 | |
324 | #ifndef EV_VERIFY |
331 | #ifndef EV_VERIFY |
325 | # define EV_VERIFY !EV_MINIMAL |
332 | # define EV_VERIFY (EV_FEATURE_API ? 1 : 0) |
326 | #endif |
333 | #endif |
327 | |
334 | |
328 | #ifndef EV_USE_4HEAP |
335 | #ifndef EV_USE_4HEAP |
329 | # define EV_USE_4HEAP !EV_MINIMAL |
336 | # define EV_USE_4HEAP EV_FEATURE_DATA |
330 | #endif |
337 | #endif |
331 | |
338 | |
332 | #ifndef EV_HEAP_CACHE_AT |
339 | #ifndef EV_HEAP_CACHE_AT |
333 | # define EV_HEAP_CACHE_AT !EV_MINIMAL |
340 | # define EV_HEAP_CACHE_AT EV_FEATURE_DATA |
334 | #endif |
341 | #endif |
335 | |
342 | |
336 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
343 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
337 | /* which makes programs even slower. might work on other unices, too. */ |
344 | /* which makes programs even slower. might work on other unices, too. */ |
338 | #if EV_USE_CLOCK_SYSCALL |
345 | #if EV_USE_CLOCK_SYSCALL |
… | |
… | |
369 | # undef EV_USE_INOTIFY |
376 | # undef EV_USE_INOTIFY |
370 | # define EV_USE_INOTIFY 0 |
377 | # define EV_USE_INOTIFY 0 |
371 | #endif |
378 | #endif |
372 | |
379 | |
373 | #if !EV_USE_NANOSLEEP |
380 | #if !EV_USE_NANOSLEEP |
374 | # ifndef _WIN32 |
381 | /* hp-ux has it in sys/time.h, which we unconditionally include above */ |
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|
382 | # if !defined(_WIN32) && !defined(__hpux) |
375 | # include <sys/select.h> |
383 | # include <sys/select.h> |
376 | # endif |
384 | # endif |
377 | #endif |
385 | #endif |
378 | |
386 | |
379 | #if EV_USE_INOTIFY |
387 | #if EV_USE_INOTIFY |
380 | # include <sys/utsname.h> |
|
|
381 | # include <sys/statfs.h> |
388 | # include <sys/statfs.h> |
382 | # include <sys/inotify.h> |
389 | # include <sys/inotify.h> |
383 | /* some very old inotify.h headers don't have IN_DONT_FOLLOW */ |
390 | /* some very old inotify.h headers don't have IN_DONT_FOLLOW */ |
384 | # ifndef IN_DONT_FOLLOW |
391 | # ifndef IN_DONT_FOLLOW |
385 | # undef EV_USE_INOTIFY |
392 | # undef EV_USE_INOTIFY |
… | |
… | |
402 | # define EFD_CLOEXEC O_CLOEXEC |
409 | # define EFD_CLOEXEC O_CLOEXEC |
403 | # else |
410 | # else |
404 | # define EFD_CLOEXEC 02000000 |
411 | # define EFD_CLOEXEC 02000000 |
405 | # endif |
412 | # endif |
406 | # endif |
413 | # endif |
407 | # ifdef __cplusplus |
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408 | extern "C" { |
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|
409 | # endif |
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410 | int (eventfd) (unsigned int initval, int flags); |
414 | EV_CPP(extern "C") int (eventfd) (unsigned int initval, int flags); |
411 | # ifdef __cplusplus |
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412 | } |
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|
413 | # endif |
|
|
414 | #endif |
415 | #endif |
415 | |
416 | |
416 | #if EV_USE_SIGNALFD |
417 | #if EV_USE_SIGNALFD |
417 | /* our minimum requirement is glibc 2.7 which has the stub, but not the header */ |
418 | /* our minimum requirement is glibc 2.7 which has the stub, but not the header */ |
418 | # include <stdint.h> |
419 | # include <stdint.h> |
… | |
… | |
424 | # define SFD_CLOEXEC O_CLOEXEC |
425 | # define SFD_CLOEXEC O_CLOEXEC |
425 | # else |
426 | # else |
426 | # define SFD_CLOEXEC 02000000 |
427 | # define SFD_CLOEXEC 02000000 |
427 | # endif |
428 | # endif |
428 | # endif |
429 | # endif |
429 | # ifdef __cplusplus |
|
|
430 | extern "C" { |
|
|
431 | # endif |
|
|
432 | int signalfd (int fd, const sigset_t *mask, int flags); |
430 | EV_CPP (extern "C") int signalfd (int fd, const sigset_t *mask, int flags); |
433 | |
431 | |
434 | struct signalfd_siginfo |
432 | struct signalfd_siginfo |
435 | { |
433 | { |
436 | uint32_t ssi_signo; |
434 | uint32_t ssi_signo; |
437 | char pad[128 - sizeof (uint32_t)]; |
435 | char pad[128 - sizeof (uint32_t)]; |
438 | }; |
436 | }; |
439 | # ifdef __cplusplus |
|
|
440 | } |
|
|
441 | # endif |
437 | #endif |
442 | #endif |
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443 | |
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444 | |
438 | |
445 | /**/ |
439 | /**/ |
446 | |
440 | |
447 | #if EV_VERIFY >= 3 |
441 | #if EV_VERIFY >= 3 |
448 | # define EV_FREQUENT_CHECK ev_loop_verify (EV_A) |
442 | # define EV_FREQUENT_CHECK ev_verify (EV_A) |
449 | #else |
443 | #else |
450 | # define EV_FREQUENT_CHECK do { } while (0) |
444 | # define EV_FREQUENT_CHECK do { } while (0) |
451 | #endif |
445 | #endif |
452 | |
446 | |
453 | /* |
447 | /* |
… | |
… | |
461 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
455 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
462 | |
456 | |
463 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
457 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
464 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
458 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
465 | |
459 | |
|
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460 | #define EV_TV_SET(tv,t) do { tv.tv_sec = (long)t; tv.tv_usec = (long)((t - tv.tv_sec) * 1e6); } while (0) |
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461 | #define EV_TS_SET(ts,t) do { ts.tv_sec = (long)t; ts.tv_nsec = (long)((t - ts.tv_sec) * 1e9); } while (0) |
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462 | |
466 | #if __GNUC__ >= 4 |
463 | #if __GNUC__ >= 4 |
467 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
464 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
468 | # define noinline __attribute__ ((noinline)) |
465 | # define noinline __attribute__ ((noinline)) |
469 | #else |
466 | #else |
470 | # define expect(expr,value) (expr) |
467 | # define expect(expr,value) (expr) |
… | |
… | |
476 | |
473 | |
477 | #define expect_false(expr) expect ((expr) != 0, 0) |
474 | #define expect_false(expr) expect ((expr) != 0, 0) |
478 | #define expect_true(expr) expect ((expr) != 0, 1) |
475 | #define expect_true(expr) expect ((expr) != 0, 1) |
479 | #define inline_size static inline |
476 | #define inline_size static inline |
480 | |
477 | |
481 | #if EV_MINIMAL |
478 | #if EV_FEATURE_CODE |
|
|
479 | # define inline_speed static inline |
|
|
480 | #else |
482 | # define inline_speed static noinline |
481 | # define inline_speed static noinline |
483 | #else |
|
|
484 | # define inline_speed static inline |
|
|
485 | #endif |
482 | #endif |
486 | |
483 | |
487 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
484 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
488 | |
485 | |
489 | #if EV_MINPRI == EV_MAXPRI |
486 | #if EV_MINPRI == EV_MAXPRI |
… | |
… | |
502 | #define ev_active(w) ((W)(w))->active |
499 | #define ev_active(w) ((W)(w))->active |
503 | #define ev_at(w) ((WT)(w))->at |
500 | #define ev_at(w) ((WT)(w))->at |
504 | |
501 | |
505 | #if EV_USE_REALTIME |
502 | #if EV_USE_REALTIME |
506 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
503 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
507 | /* giving it a reasonably high chance of working on typical architetcures */ |
504 | /* giving it a reasonably high chance of working on typical architectures */ |
508 | static EV_ATOMIC_T have_realtime; /* did clock_gettime (CLOCK_REALTIME) work? */ |
505 | static EV_ATOMIC_T have_realtime; /* did clock_gettime (CLOCK_REALTIME) work? */ |
509 | #endif |
506 | #endif |
510 | |
507 | |
511 | #if EV_USE_MONOTONIC |
508 | #if EV_USE_MONOTONIC |
512 | static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
509 | static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
… | |
… | |
523 | #endif |
520 | #endif |
524 | |
521 | |
525 | #ifdef _WIN32 |
522 | #ifdef _WIN32 |
526 | # include "ev_win32.c" |
523 | # include "ev_win32.c" |
527 | #endif |
524 | #endif |
|
|
525 | |
|
|
526 | /*****************************************************************************/ |
|
|
527 | |
|
|
528 | #ifdef __linux |
|
|
529 | # include <sys/utsname.h> |
|
|
530 | #endif |
|
|
531 | |
|
|
532 | static unsigned int noinline |
|
|
533 | ev_linux_version (void) |
|
|
534 | { |
|
|
535 | #ifdef __linux |
|
|
536 | unsigned int v = 0; |
|
|
537 | struct utsname buf; |
|
|
538 | int i; |
|
|
539 | char *p = buf.release; |
|
|
540 | |
|
|
541 | if (uname (&buf)) |
|
|
542 | return 0; |
|
|
543 | |
|
|
544 | for (i = 3+1; --i; ) |
|
|
545 | { |
|
|
546 | unsigned int c = 0; |
|
|
547 | |
|
|
548 | for (;;) |
|
|
549 | { |
|
|
550 | if (*p >= '0' && *p <= '9') |
|
|
551 | c = c * 10 + *p++ - '0'; |
|
|
552 | else |
|
|
553 | { |
|
|
554 | p += *p == '.'; |
|
|
555 | break; |
|
|
556 | } |
|
|
557 | } |
|
|
558 | |
|
|
559 | v = (v << 8) | c; |
|
|
560 | } |
|
|
561 | |
|
|
562 | return v; |
|
|
563 | #else |
|
|
564 | return 0; |
|
|
565 | #endif |
|
|
566 | } |
528 | |
567 | |
529 | /*****************************************************************************/ |
568 | /*****************************************************************************/ |
530 | |
569 | |
531 | #if EV_AVOID_STDIO |
570 | #if EV_AVOID_STDIO |
532 | static void noinline |
571 | static void noinline |
… | |
… | |
553 | if (syserr_cb) |
592 | if (syserr_cb) |
554 | syserr_cb (msg); |
593 | syserr_cb (msg); |
555 | else |
594 | else |
556 | { |
595 | { |
557 | #if EV_AVOID_STDIO |
596 | #if EV_AVOID_STDIO |
558 | const char *err = strerror (errno); |
|
|
559 | |
|
|
560 | ev_printerr (msg); |
597 | ev_printerr (msg); |
561 | ev_printerr (": "); |
598 | ev_printerr (": "); |
562 | ev_printerr (err); |
599 | ev_printerr (strerror (errno)); |
563 | ev_printerr ("\n"); |
600 | ev_printerr ("\n"); |
564 | #else |
601 | #else |
565 | perror (msg); |
602 | perror (msg); |
566 | #endif |
603 | #endif |
567 | abort (); |
604 | abort (); |
… | |
… | |
601 | ptr = alloc (ptr, size); |
638 | ptr = alloc (ptr, size); |
602 | |
639 | |
603 | if (!ptr && size) |
640 | if (!ptr && size) |
604 | { |
641 | { |
605 | #if EV_AVOID_STDIO |
642 | #if EV_AVOID_STDIO |
606 | ev_printerr ("libev: memory allocation failed, aborting.\n"); |
643 | ev_printerr ("(libev) memory allocation failed, aborting.\n"); |
607 | #else |
644 | #else |
608 | fprintf (stderr, "libev: cannot allocate %ld bytes, aborting.", size); |
645 | fprintf (stderr, "(libev) cannot allocate %ld bytes, aborting.", size); |
609 | #endif |
646 | #endif |
610 | abort (); |
647 | abort (); |
611 | } |
648 | } |
612 | |
649 | |
613 | return ptr; |
650 | return ptr; |
… | |
… | |
630 | unsigned char emask; /* the epoll backend stores the actual kernel mask in here */ |
667 | unsigned char emask; /* the epoll backend stores the actual kernel mask in here */ |
631 | unsigned char unused; |
668 | unsigned char unused; |
632 | #if EV_USE_EPOLL |
669 | #if EV_USE_EPOLL |
633 | unsigned int egen; /* generation counter to counter epoll bugs */ |
670 | unsigned int egen; /* generation counter to counter epoll bugs */ |
634 | #endif |
671 | #endif |
635 | #if EV_SELECT_IS_WINSOCKET |
672 | #if EV_SELECT_IS_WINSOCKET || EV_USE_IOCP |
636 | SOCKET handle; |
673 | SOCKET handle; |
|
|
674 | #endif |
|
|
675 | #if EV_USE_IOCP |
|
|
676 | OVERLAPPED or, ow; |
637 | #endif |
677 | #endif |
638 | } ANFD; |
678 | } ANFD; |
639 | |
679 | |
640 | /* stores the pending event set for a given watcher */ |
680 | /* stores the pending event set for a given watcher */ |
641 | typedef struct |
681 | typedef struct |
… | |
… | |
696 | |
736 | |
697 | static int ev_default_loop_ptr; |
737 | static int ev_default_loop_ptr; |
698 | |
738 | |
699 | #endif |
739 | #endif |
700 | |
740 | |
701 | #if EV_MINIMAL < 2 |
741 | #if EV_FEATURE_API |
702 | # define EV_RELEASE_CB if (expect_false (release_cb)) release_cb (EV_A) |
742 | # define EV_RELEASE_CB if (expect_false (release_cb)) release_cb (EV_A) |
703 | # define EV_ACQUIRE_CB if (expect_false (acquire_cb)) acquire_cb (EV_A) |
743 | # define EV_ACQUIRE_CB if (expect_false (acquire_cb)) acquire_cb (EV_A) |
704 | # define EV_INVOKE_PENDING invoke_cb (EV_A) |
744 | # define EV_INVOKE_PENDING invoke_cb (EV_A) |
705 | #else |
745 | #else |
706 | # define EV_RELEASE_CB (void)0 |
746 | # define EV_RELEASE_CB (void)0 |
707 | # define EV_ACQUIRE_CB (void)0 |
747 | # define EV_ACQUIRE_CB (void)0 |
708 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
748 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
709 | #endif |
749 | #endif |
710 | |
750 | |
711 | #define EVUNLOOP_RECURSE 0x80 |
751 | #define EVBREAK_RECURSE 0x80 |
712 | |
752 | |
713 | /*****************************************************************************/ |
753 | /*****************************************************************************/ |
714 | |
754 | |
715 | #ifndef EV_HAVE_EV_TIME |
755 | #ifndef EV_HAVE_EV_TIME |
716 | ev_tstamp |
756 | ev_tstamp |
… | |
… | |
760 | if (delay > 0.) |
800 | if (delay > 0.) |
761 | { |
801 | { |
762 | #if EV_USE_NANOSLEEP |
802 | #if EV_USE_NANOSLEEP |
763 | struct timespec ts; |
803 | struct timespec ts; |
764 | |
804 | |
765 | ts.tv_sec = (time_t)delay; |
805 | EV_TS_SET (ts, delay); |
766 | ts.tv_nsec = (long)((delay - (ev_tstamp)(ts.tv_sec)) * 1e9); |
|
|
767 | |
|
|
768 | nanosleep (&ts, 0); |
806 | nanosleep (&ts, 0); |
769 | #elif defined(_WIN32) |
807 | #elif defined(_WIN32) |
770 | Sleep ((unsigned long)(delay * 1e3)); |
808 | Sleep ((unsigned long)(delay * 1e3)); |
771 | #else |
809 | #else |
772 | struct timeval tv; |
810 | struct timeval tv; |
773 | |
811 | |
774 | tv.tv_sec = (time_t)delay; |
|
|
775 | tv.tv_usec = (long)((delay - (ev_tstamp)(tv.tv_sec)) * 1e6); |
|
|
776 | |
|
|
777 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
812 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
778 | /* something not guaranteed by newer posix versions, but guaranteed */ |
813 | /* something not guaranteed by newer posix versions, but guaranteed */ |
779 | /* by older ones */ |
814 | /* by older ones */ |
|
|
815 | EV_TV_SET (tv, delay); |
780 | select (0, 0, 0, 0, &tv); |
816 | select (0, 0, 0, 0, &tv); |
781 | #endif |
817 | #endif |
782 | } |
818 | } |
783 | } |
819 | } |
784 | |
820 | |
|
|
821 | inline_speed int |
|
|
822 | ev_timeout_to_ms (ev_tstamp timeout) |
|
|
823 | { |
|
|
824 | int ms = timeout * 1000. + .999999; |
|
|
825 | |
|
|
826 | return expect_true (ms) ? ms : timeout < 1e-6 ? 0 : 1; |
|
|
827 | } |
|
|
828 | |
785 | /*****************************************************************************/ |
829 | /*****************************************************************************/ |
786 | |
830 | |
787 | #define MALLOC_ROUND 4096 /* prefer to allocate in chunks of this size, must be 2**n and >> 4 longs */ |
831 | #define MALLOC_ROUND 4096 /* prefer to allocate in chunks of this size, must be 2**n and >> 4 longs */ |
788 | |
832 | |
789 | /* find a suitable new size for the given array, */ |
833 | /* find a suitable new size for the given array, */ |
790 | /* hopefully by rounding to a ncie-to-malloc size */ |
834 | /* hopefully by rounding to a nice-to-malloc size */ |
791 | inline_size int |
835 | inline_size int |
792 | array_nextsize (int elem, int cur, int cnt) |
836 | array_nextsize (int elem, int cur, int cnt) |
793 | { |
837 | { |
794 | int ncur = cur + 1; |
838 | int ncur = cur + 1; |
795 | |
839 | |
… | |
… | |
930 | inline_size void |
974 | inline_size void |
931 | fd_reify (EV_P) |
975 | fd_reify (EV_P) |
932 | { |
976 | { |
933 | int i; |
977 | int i; |
934 | |
978 | |
|
|
979 | #if EV_SELECT_IS_WINSOCKET || EV_USE_IOCP |
|
|
980 | for (i = 0; i < fdchangecnt; ++i) |
|
|
981 | { |
|
|
982 | int fd = fdchanges [i]; |
|
|
983 | ANFD *anfd = anfds + fd; |
|
|
984 | |
|
|
985 | if (anfd->reify & EV__IOFDSET) |
|
|
986 | { |
|
|
987 | SOCKET handle = EV_FD_TO_WIN32_HANDLE (fd); |
|
|
988 | |
|
|
989 | if (handle != anfd->handle) |
|
|
990 | { |
|
|
991 | unsigned long arg; |
|
|
992 | |
|
|
993 | assert (("libev: only socket fds supported in this configuration", ioctlsocket (handle, FIONREAD, &arg) == 0)); |
|
|
994 | |
|
|
995 | /* handle changed, but fd didn't - we need to do it in two steps */ |
|
|
996 | backend_modify (EV_A_ fd, anfd->events, 0); |
|
|
997 | anfd->events = 0; |
|
|
998 | anfd->handle = handle; |
|
|
999 | } |
|
|
1000 | } |
|
|
1001 | } |
|
|
1002 | #endif |
|
|
1003 | |
935 | for (i = 0; i < fdchangecnt; ++i) |
1004 | for (i = 0; i < fdchangecnt; ++i) |
936 | { |
1005 | { |
937 | int fd = fdchanges [i]; |
1006 | int fd = fdchanges [i]; |
938 | ANFD *anfd = anfds + fd; |
1007 | ANFD *anfd = anfds + fd; |
939 | ev_io *w; |
1008 | ev_io *w; |
940 | |
1009 | |
941 | unsigned char events = 0; |
1010 | unsigned char o_events = anfd->events; |
|
|
1011 | unsigned char o_reify = anfd->reify; |
942 | |
1012 | |
943 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
1013 | anfd->reify = 0; |
944 | events |= (unsigned char)w->events; |
|
|
945 | |
1014 | |
946 | #if EV_SELECT_IS_WINSOCKET |
1015 | /*if (expect_true (o_reify & EV_ANFD_REIFY)) probably a deoptimisation */ |
947 | if (events) |
|
|
948 | { |
1016 | { |
949 | unsigned long arg; |
1017 | anfd->events = 0; |
950 | anfd->handle = EV_FD_TO_WIN32_HANDLE (fd); |
1018 | |
951 | assert (("libev: only socket fds supported in this configuration", ioctlsocket (anfd->handle, FIONREAD, &arg) == 0)); |
1019 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
|
|
1020 | anfd->events |= (unsigned char)w->events; |
|
|
1021 | |
|
|
1022 | if (o_events != anfd->events) |
|
|
1023 | o_reify = EV__IOFDSET; /* actually |= */ |
952 | } |
1024 | } |
953 | #endif |
|
|
954 | |
1025 | |
955 | { |
1026 | if (o_reify & EV__IOFDSET) |
956 | unsigned char o_events = anfd->events; |
|
|
957 | unsigned char o_reify = anfd->reify; |
|
|
958 | |
|
|
959 | anfd->reify = 0; |
|
|
960 | anfd->events = events; |
|
|
961 | |
|
|
962 | if (o_events != events || o_reify & EV__IOFDSET) |
|
|
963 | backend_modify (EV_A_ fd, o_events, events); |
1027 | backend_modify (EV_A_ fd, o_events, anfd->events); |
964 | } |
|
|
965 | } |
1028 | } |
966 | |
1029 | |
967 | fdchangecnt = 0; |
1030 | fdchangecnt = 0; |
968 | } |
1031 | } |
969 | |
1032 | |
… | |
… | |
1062 | } |
1125 | } |
1063 | |
1126 | |
1064 | /*****************************************************************************/ |
1127 | /*****************************************************************************/ |
1065 | |
1128 | |
1066 | /* |
1129 | /* |
1067 | * the heap functions want a real array index. array index 0 uis guaranteed to not |
1130 | * the heap functions want a real array index. array index 0 is guaranteed to not |
1068 | * be in-use at any time. the first heap entry is at array [HEAP0]. DHEAP gives |
1131 | * be in-use at any time. the first heap entry is at array [HEAP0]. DHEAP gives |
1069 | * the branching factor of the d-tree. |
1132 | * the branching factor of the d-tree. |
1070 | */ |
1133 | */ |
1071 | |
1134 | |
1072 | /* |
1135 | /* |
… | |
… | |
1272 | uint64_t counter = 1; |
1335 | uint64_t counter = 1; |
1273 | write (evfd, &counter, sizeof (uint64_t)); |
1336 | write (evfd, &counter, sizeof (uint64_t)); |
1274 | } |
1337 | } |
1275 | else |
1338 | else |
1276 | #endif |
1339 | #endif |
|
|
1340 | /* win32 people keep sending patches that change this write() to send() */ |
|
|
1341 | /* and then run away. but send() is wrong, it wants a socket handle on win32 */ |
|
|
1342 | /* so when you think this write should be a send instead, please find out */ |
|
|
1343 | /* where your send() is from - it's definitely not the microsoft send, and */ |
|
|
1344 | /* tell me. thank you. */ |
1277 | write (evpipe [1], &dummy, 1); |
1345 | write (evpipe [1], &dummy, 1); |
1278 | |
1346 | |
1279 | errno = old_errno; |
1347 | errno = old_errno; |
1280 | } |
1348 | } |
1281 | } |
1349 | } |
… | |
… | |
1295 | } |
1363 | } |
1296 | else |
1364 | else |
1297 | #endif |
1365 | #endif |
1298 | { |
1366 | { |
1299 | char dummy; |
1367 | char dummy; |
|
|
1368 | /* see discussion in evpipe_write when you think this read should be recv in win32 */ |
1300 | read (evpipe [0], &dummy, 1); |
1369 | read (evpipe [0], &dummy, 1); |
1301 | } |
1370 | } |
1302 | |
1371 | |
|
|
1372 | #if EV_SIGNAL_ENABLE |
1303 | if (sig_pending) |
1373 | if (sig_pending) |
1304 | { |
1374 | { |
1305 | sig_pending = 0; |
1375 | sig_pending = 0; |
1306 | |
1376 | |
1307 | for (i = EV_NSIG - 1; i--; ) |
1377 | for (i = EV_NSIG - 1; i--; ) |
1308 | if (expect_false (signals [i].pending)) |
1378 | if (expect_false (signals [i].pending)) |
1309 | ev_feed_signal_event (EV_A_ i + 1); |
1379 | ev_feed_signal_event (EV_A_ i + 1); |
1310 | } |
1380 | } |
|
|
1381 | #endif |
1311 | |
1382 | |
1312 | #if EV_ASYNC_ENABLE |
1383 | #if EV_ASYNC_ENABLE |
1313 | if (async_pending) |
1384 | if (async_pending) |
1314 | { |
1385 | { |
1315 | async_pending = 0; |
1386 | async_pending = 0; |
… | |
… | |
1324 | #endif |
1395 | #endif |
1325 | } |
1396 | } |
1326 | |
1397 | |
1327 | /*****************************************************************************/ |
1398 | /*****************************************************************************/ |
1328 | |
1399 | |
|
|
1400 | void |
|
|
1401 | ev_feed_signal (int signum) |
|
|
1402 | { |
|
|
1403 | #if EV_MULTIPLICITY |
|
|
1404 | EV_P = signals [signum - 1].loop; |
|
|
1405 | |
|
|
1406 | if (!EV_A) |
|
|
1407 | return; |
|
|
1408 | #endif |
|
|
1409 | |
|
|
1410 | signals [signum - 1].pending = 1; |
|
|
1411 | evpipe_write (EV_A_ &sig_pending); |
|
|
1412 | } |
|
|
1413 | |
1329 | static void |
1414 | static void |
1330 | ev_sighandler (int signum) |
1415 | ev_sighandler (int signum) |
1331 | { |
1416 | { |
1332 | #if EV_MULTIPLICITY |
|
|
1333 | EV_P = signals [signum - 1].loop; |
|
|
1334 | #endif |
|
|
1335 | |
|
|
1336 | #ifdef _WIN32 |
1417 | #ifdef _WIN32 |
1337 | signal (signum, ev_sighandler); |
1418 | signal (signum, ev_sighandler); |
1338 | #endif |
1419 | #endif |
1339 | |
1420 | |
1340 | signals [signum - 1].pending = 1; |
1421 | ev_feed_signal (signum); |
1341 | evpipe_write (EV_A_ &sig_pending); |
|
|
1342 | } |
1422 | } |
1343 | |
1423 | |
1344 | void noinline |
1424 | void noinline |
1345 | ev_feed_signal_event (EV_P_ int signum) |
1425 | ev_feed_signal_event (EV_P_ int signum) |
1346 | { |
1426 | { |
… | |
… | |
1403 | child_reap (EV_P_ int chain, int pid, int status) |
1483 | child_reap (EV_P_ int chain, int pid, int status) |
1404 | { |
1484 | { |
1405 | ev_child *w; |
1485 | ev_child *w; |
1406 | int traced = WIFSTOPPED (status) || WIFCONTINUED (status); |
1486 | int traced = WIFSTOPPED (status) || WIFCONTINUED (status); |
1407 | |
1487 | |
1408 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
1488 | for (w = (ev_child *)childs [chain & ((EV_PID_HASHSIZE) - 1)]; w; w = (ev_child *)((WL)w)->next) |
1409 | { |
1489 | { |
1410 | if ((w->pid == pid || !w->pid) |
1490 | if ((w->pid == pid || !w->pid) |
1411 | && (!traced || (w->flags & 1))) |
1491 | && (!traced || (w->flags & 1))) |
1412 | { |
1492 | { |
1413 | ev_set_priority (w, EV_MAXPRI); /* need to do it *now*, this *must* be the same prio as the signal watcher itself */ |
1493 | ev_set_priority (w, EV_MAXPRI); /* need to do it *now*, this *must* be the same prio as the signal watcher itself */ |
… | |
… | |
1438 | /* make sure we are called again until all children have been reaped */ |
1518 | /* make sure we are called again until all children have been reaped */ |
1439 | /* we need to do it this way so that the callback gets called before we continue */ |
1519 | /* we need to do it this way so that the callback gets called before we continue */ |
1440 | ev_feed_event (EV_A_ (W)sw, EV_SIGNAL); |
1520 | ev_feed_event (EV_A_ (W)sw, EV_SIGNAL); |
1441 | |
1521 | |
1442 | child_reap (EV_A_ pid, pid, status); |
1522 | child_reap (EV_A_ pid, pid, status); |
1443 | if (EV_PID_HASHSIZE > 1) |
1523 | if ((EV_PID_HASHSIZE) > 1) |
1444 | child_reap (EV_A_ 0, pid, status); /* this might trigger a watcher twice, but feed_event catches that */ |
1524 | child_reap (EV_A_ 0, pid, status); /* this might trigger a watcher twice, but feed_event catches that */ |
1445 | } |
1525 | } |
1446 | |
1526 | |
1447 | #endif |
1527 | #endif |
1448 | |
1528 | |
1449 | /*****************************************************************************/ |
1529 | /*****************************************************************************/ |
1450 | |
1530 | |
|
|
1531 | #if EV_USE_IOCP |
|
|
1532 | # include "ev_iocp.c" |
|
|
1533 | #endif |
1451 | #if EV_USE_PORT |
1534 | #if EV_USE_PORT |
1452 | # include "ev_port.c" |
1535 | # include "ev_port.c" |
1453 | #endif |
1536 | #endif |
1454 | #if EV_USE_KQUEUE |
1537 | #if EV_USE_KQUEUE |
1455 | # include "ev_kqueue.c" |
1538 | # include "ev_kqueue.c" |
… | |
… | |
1515 | #ifdef __APPLE__ |
1598 | #ifdef __APPLE__ |
1516 | /* only select works correctly on that "unix-certified" platform */ |
1599 | /* only select works correctly on that "unix-certified" platform */ |
1517 | flags &= ~EVBACKEND_KQUEUE; /* horribly broken, even for sockets */ |
1600 | flags &= ~EVBACKEND_KQUEUE; /* horribly broken, even for sockets */ |
1518 | flags &= ~EVBACKEND_POLL; /* poll is based on kqueue from 10.5 onwards */ |
1601 | flags &= ~EVBACKEND_POLL; /* poll is based on kqueue from 10.5 onwards */ |
1519 | #endif |
1602 | #endif |
|
|
1603 | #ifdef __FreeBSD__ |
|
|
1604 | flags &= ~EVBACKEND_POLL; /* poll return value is unusable (http://forums.freebsd.org/archive/index.php/t-10270.html) */ |
|
|
1605 | #endif |
1520 | |
1606 | |
1521 | return flags; |
1607 | return flags; |
1522 | } |
1608 | } |
1523 | |
1609 | |
1524 | unsigned int |
1610 | unsigned int |
1525 | ev_embeddable_backends (void) |
1611 | ev_embeddable_backends (void) |
1526 | { |
1612 | { |
1527 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
1613 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
1528 | |
1614 | |
1529 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
1615 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
1530 | /* please fix it and tell me how to detect the fix */ |
1616 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
1531 | flags &= ~EVBACKEND_EPOLL; |
1617 | flags &= ~EVBACKEND_EPOLL; |
1532 | |
1618 | |
1533 | return flags; |
1619 | return flags; |
1534 | } |
1620 | } |
1535 | |
1621 | |
1536 | unsigned int |
1622 | unsigned int |
1537 | ev_backend (EV_P) |
1623 | ev_backend (EV_P) |
1538 | { |
1624 | { |
1539 | return backend; |
1625 | return backend; |
1540 | } |
1626 | } |
1541 | |
1627 | |
1542 | #if EV_MINIMAL < 2 |
1628 | #if EV_FEATURE_API |
1543 | unsigned int |
1629 | unsigned int |
1544 | ev_loop_count (EV_P) |
1630 | ev_iteration (EV_P) |
1545 | { |
1631 | { |
1546 | return loop_count; |
1632 | return loop_count; |
1547 | } |
1633 | } |
1548 | |
1634 | |
1549 | unsigned int |
1635 | unsigned int |
1550 | ev_loop_depth (EV_P) |
1636 | ev_depth (EV_P) |
1551 | { |
1637 | { |
1552 | return loop_depth; |
1638 | return loop_depth; |
1553 | } |
1639 | } |
1554 | |
1640 | |
1555 | void |
1641 | void |
… | |
… | |
1592 | static void noinline |
1678 | static void noinline |
1593 | loop_init (EV_P_ unsigned int flags) |
1679 | loop_init (EV_P_ unsigned int flags) |
1594 | { |
1680 | { |
1595 | if (!backend) |
1681 | if (!backend) |
1596 | { |
1682 | { |
|
|
1683 | origflags = flags; |
|
|
1684 | |
1597 | #if EV_USE_REALTIME |
1685 | #if EV_USE_REALTIME |
1598 | if (!have_realtime) |
1686 | if (!have_realtime) |
1599 | { |
1687 | { |
1600 | struct timespec ts; |
1688 | struct timespec ts; |
1601 | |
1689 | |
… | |
… | |
1627 | |
1715 | |
1628 | ev_rt_now = ev_time (); |
1716 | ev_rt_now = ev_time (); |
1629 | mn_now = get_clock (); |
1717 | mn_now = get_clock (); |
1630 | now_floor = mn_now; |
1718 | now_floor = mn_now; |
1631 | rtmn_diff = ev_rt_now - mn_now; |
1719 | rtmn_diff = ev_rt_now - mn_now; |
1632 | #if EV_MINIMAL < 2 |
1720 | #if EV_FEATURE_API |
1633 | invoke_cb = ev_invoke_pending; |
1721 | invoke_cb = ev_invoke_pending; |
1634 | #endif |
1722 | #endif |
1635 | |
1723 | |
1636 | io_blocktime = 0.; |
1724 | io_blocktime = 0.; |
1637 | timeout_blocktime = 0.; |
1725 | timeout_blocktime = 0.; |
… | |
… | |
1646 | #endif |
1734 | #endif |
1647 | #if EV_USE_SIGNALFD |
1735 | #if EV_USE_SIGNALFD |
1648 | sigfd = flags & EVFLAG_SIGNALFD ? -2 : -1; |
1736 | sigfd = flags & EVFLAG_SIGNALFD ? -2 : -1; |
1649 | #endif |
1737 | #endif |
1650 | |
1738 | |
1651 | if (!(flags & 0x0000ffffU)) |
1739 | if (!(flags & EVBACKEND_MASK)) |
1652 | flags |= ev_recommended_backends (); |
1740 | flags |= ev_recommended_backends (); |
1653 | |
1741 | |
|
|
1742 | #if EV_USE_IOCP |
|
|
1743 | if (!backend && (flags & EVBACKEND_IOCP )) backend = iocp_init (EV_A_ flags); |
|
|
1744 | #endif |
1654 | #if EV_USE_PORT |
1745 | #if EV_USE_PORT |
1655 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
1746 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
1656 | #endif |
1747 | #endif |
1657 | #if EV_USE_KQUEUE |
1748 | #if EV_USE_KQUEUE |
1658 | if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags); |
1749 | if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags); |
… | |
… | |
1675 | #endif |
1766 | #endif |
1676 | } |
1767 | } |
1677 | } |
1768 | } |
1678 | |
1769 | |
1679 | /* free up a loop structure */ |
1770 | /* free up a loop structure */ |
1680 | static void noinline |
1771 | void |
1681 | loop_destroy (EV_P) |
1772 | ev_loop_destroy (EV_P) |
1682 | { |
1773 | { |
1683 | int i; |
1774 | int i; |
|
|
1775 | |
|
|
1776 | #if EV_MULTIPLICITY |
|
|
1777 | /* mimic free (0) */ |
|
|
1778 | if (!EV_A) |
|
|
1779 | return; |
|
|
1780 | #endif |
|
|
1781 | |
|
|
1782 | #if EV_CLEANUP_ENABLE |
|
|
1783 | /* queue cleanup watchers (and execute them) */ |
|
|
1784 | if (expect_false (cleanupcnt)) |
|
|
1785 | { |
|
|
1786 | queue_events (EV_A_ (W *)cleanups, cleanupcnt, EV_CLEANUP); |
|
|
1787 | EV_INVOKE_PENDING; |
|
|
1788 | } |
|
|
1789 | #endif |
|
|
1790 | |
|
|
1791 | #if EV_CHILD_ENABLE |
|
|
1792 | if (ev_is_active (&childev)) |
|
|
1793 | { |
|
|
1794 | ev_ref (EV_A); /* child watcher */ |
|
|
1795 | ev_signal_stop (EV_A_ &childev); |
|
|
1796 | } |
|
|
1797 | #endif |
1684 | |
1798 | |
1685 | if (ev_is_active (&pipe_w)) |
1799 | if (ev_is_active (&pipe_w)) |
1686 | { |
1800 | { |
1687 | /*ev_ref (EV_A);*/ |
1801 | /*ev_ref (EV_A);*/ |
1688 | /*ev_io_stop (EV_A_ &pipe_w);*/ |
1802 | /*ev_io_stop (EV_A_ &pipe_w);*/ |
… | |
… | |
1710 | #endif |
1824 | #endif |
1711 | |
1825 | |
1712 | if (backend_fd >= 0) |
1826 | if (backend_fd >= 0) |
1713 | close (backend_fd); |
1827 | close (backend_fd); |
1714 | |
1828 | |
|
|
1829 | #if EV_USE_IOCP |
|
|
1830 | if (backend == EVBACKEND_IOCP ) iocp_destroy (EV_A); |
|
|
1831 | #endif |
1715 | #if EV_USE_PORT |
1832 | #if EV_USE_PORT |
1716 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
1833 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
1717 | #endif |
1834 | #endif |
1718 | #if EV_USE_KQUEUE |
1835 | #if EV_USE_KQUEUE |
1719 | if (backend == EVBACKEND_KQUEUE) kqueue_destroy (EV_A); |
1836 | if (backend == EVBACKEND_KQUEUE) kqueue_destroy (EV_A); |
… | |
… | |
1746 | array_free (periodic, EMPTY); |
1863 | array_free (periodic, EMPTY); |
1747 | #endif |
1864 | #endif |
1748 | #if EV_FORK_ENABLE |
1865 | #if EV_FORK_ENABLE |
1749 | array_free (fork, EMPTY); |
1866 | array_free (fork, EMPTY); |
1750 | #endif |
1867 | #endif |
|
|
1868 | #if EV_CLEANUP_ENABLE |
|
|
1869 | array_free (cleanup, EMPTY); |
|
|
1870 | #endif |
1751 | array_free (prepare, EMPTY); |
1871 | array_free (prepare, EMPTY); |
1752 | array_free (check, EMPTY); |
1872 | array_free (check, EMPTY); |
1753 | #if EV_ASYNC_ENABLE |
1873 | #if EV_ASYNC_ENABLE |
1754 | array_free (async, EMPTY); |
1874 | array_free (async, EMPTY); |
1755 | #endif |
1875 | #endif |
1756 | |
1876 | |
1757 | backend = 0; |
1877 | backend = 0; |
|
|
1878 | |
|
|
1879 | #if EV_MULTIPLICITY |
|
|
1880 | if (ev_is_default_loop (EV_A)) |
|
|
1881 | #endif |
|
|
1882 | ev_default_loop_ptr = 0; |
|
|
1883 | #if EV_MULTIPLICITY |
|
|
1884 | else |
|
|
1885 | ev_free (EV_A); |
|
|
1886 | #endif |
1758 | } |
1887 | } |
1759 | |
1888 | |
1760 | #if EV_USE_INOTIFY |
1889 | #if EV_USE_INOTIFY |
1761 | inline_size void infy_fork (EV_P); |
1890 | inline_size void infy_fork (EV_P); |
1762 | #endif |
1891 | #endif |
… | |
… | |
1821 | loop_init (EV_A_ flags); |
1950 | loop_init (EV_A_ flags); |
1822 | |
1951 | |
1823 | if (ev_backend (EV_A)) |
1952 | if (ev_backend (EV_A)) |
1824 | return EV_A; |
1953 | return EV_A; |
1825 | |
1954 | |
|
|
1955 | ev_free (EV_A); |
1826 | return 0; |
1956 | return 0; |
1827 | } |
1957 | } |
1828 | |
1958 | |
1829 | void |
|
|
1830 | ev_loop_destroy (EV_P) |
|
|
1831 | { |
|
|
1832 | loop_destroy (EV_A); |
|
|
1833 | ev_free (loop); |
|
|
1834 | } |
|
|
1835 | |
|
|
1836 | void |
|
|
1837 | ev_loop_fork (EV_P) |
|
|
1838 | { |
|
|
1839 | postfork = 1; /* must be in line with ev_default_fork */ |
|
|
1840 | } |
|
|
1841 | #endif /* multiplicity */ |
1959 | #endif /* multiplicity */ |
1842 | |
1960 | |
1843 | #if EV_VERIFY |
1961 | #if EV_VERIFY |
1844 | static void noinline |
1962 | static void noinline |
1845 | verify_watcher (EV_P_ W w) |
1963 | verify_watcher (EV_P_ W w) |
… | |
… | |
1874 | verify_watcher (EV_A_ ws [cnt]); |
1992 | verify_watcher (EV_A_ ws [cnt]); |
1875 | } |
1993 | } |
1876 | } |
1994 | } |
1877 | #endif |
1995 | #endif |
1878 | |
1996 | |
1879 | #if EV_MINIMAL < 2 |
1997 | #if EV_FEATURE_API |
1880 | void |
1998 | void |
1881 | ev_loop_verify (EV_P) |
1999 | ev_verify (EV_P) |
1882 | { |
2000 | { |
1883 | #if EV_VERIFY |
2001 | #if EV_VERIFY |
1884 | int i; |
2002 | int i; |
1885 | WL w; |
2003 | WL w; |
1886 | |
2004 | |
… | |
… | |
1920 | #if EV_FORK_ENABLE |
2038 | #if EV_FORK_ENABLE |
1921 | assert (forkmax >= forkcnt); |
2039 | assert (forkmax >= forkcnt); |
1922 | array_verify (EV_A_ (W *)forks, forkcnt); |
2040 | array_verify (EV_A_ (W *)forks, forkcnt); |
1923 | #endif |
2041 | #endif |
1924 | |
2042 | |
|
|
2043 | #if EV_CLEANUP_ENABLE |
|
|
2044 | assert (cleanupmax >= cleanupcnt); |
|
|
2045 | array_verify (EV_A_ (W *)cleanups, cleanupcnt); |
|
|
2046 | #endif |
|
|
2047 | |
1925 | #if EV_ASYNC_ENABLE |
2048 | #if EV_ASYNC_ENABLE |
1926 | assert (asyncmax >= asynccnt); |
2049 | assert (asyncmax >= asynccnt); |
1927 | array_verify (EV_A_ (W *)asyncs, asynccnt); |
2050 | array_verify (EV_A_ (W *)asyncs, asynccnt); |
1928 | #endif |
2051 | #endif |
1929 | |
2052 | |
… | |
… | |
1937 | array_verify (EV_A_ (W *)checks, checkcnt); |
2060 | array_verify (EV_A_ (W *)checks, checkcnt); |
1938 | #endif |
2061 | #endif |
1939 | |
2062 | |
1940 | # if 0 |
2063 | # if 0 |
1941 | #if EV_CHILD_ENABLE |
2064 | #if EV_CHILD_ENABLE |
1942 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
2065 | for (w = (ev_child *)childs [chain & ((EV_PID_HASHSIZE) - 1)]; w; w = (ev_child *)((WL)w)->next) |
1943 | for (signum = EV_NSIG; signum--; ) if (signals [signum].pending) |
2066 | for (signum = EV_NSIG; signum--; ) if (signals [signum].pending) |
1944 | #endif |
2067 | #endif |
1945 | # endif |
2068 | # endif |
1946 | #endif |
2069 | #endif |
1947 | } |
2070 | } |
1948 | #endif |
2071 | #endif |
1949 | |
2072 | |
1950 | #if EV_MULTIPLICITY |
2073 | #if EV_MULTIPLICITY |
1951 | struct ev_loop * |
2074 | struct ev_loop * |
1952 | ev_default_loop_init (unsigned int flags) |
|
|
1953 | #else |
2075 | #else |
1954 | int |
2076 | int |
|
|
2077 | #endif |
1955 | ev_default_loop (unsigned int flags) |
2078 | ev_default_loop (unsigned int flags) |
1956 | #endif |
|
|
1957 | { |
2079 | { |
1958 | if (!ev_default_loop_ptr) |
2080 | if (!ev_default_loop_ptr) |
1959 | { |
2081 | { |
1960 | #if EV_MULTIPLICITY |
2082 | #if EV_MULTIPLICITY |
1961 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
2083 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
… | |
… | |
1980 | |
2102 | |
1981 | return ev_default_loop_ptr; |
2103 | return ev_default_loop_ptr; |
1982 | } |
2104 | } |
1983 | |
2105 | |
1984 | void |
2106 | void |
1985 | ev_default_destroy (void) |
2107 | ev_loop_fork (EV_P) |
1986 | { |
2108 | { |
1987 | #if EV_MULTIPLICITY |
|
|
1988 | EV_P = ev_default_loop_ptr; |
|
|
1989 | #endif |
|
|
1990 | |
|
|
1991 | ev_default_loop_ptr = 0; |
|
|
1992 | |
|
|
1993 | #if EV_CHILD_ENABLE |
|
|
1994 | ev_ref (EV_A); /* child watcher */ |
|
|
1995 | ev_signal_stop (EV_A_ &childev); |
|
|
1996 | #endif |
|
|
1997 | |
|
|
1998 | loop_destroy (EV_A); |
|
|
1999 | } |
|
|
2000 | |
|
|
2001 | void |
|
|
2002 | ev_default_fork (void) |
|
|
2003 | { |
|
|
2004 | #if EV_MULTIPLICITY |
|
|
2005 | EV_P = ev_default_loop_ptr; |
|
|
2006 | #endif |
|
|
2007 | |
|
|
2008 | postfork = 1; /* must be in line with ev_loop_fork */ |
2109 | postfork = 1; /* must be in line with ev_default_fork */ |
2009 | } |
2110 | } |
2010 | |
2111 | |
2011 | /*****************************************************************************/ |
2112 | /*****************************************************************************/ |
2012 | |
2113 | |
2013 | void |
2114 | void |
… | |
… | |
2035 | |
2136 | |
2036 | for (pri = NUMPRI; pri--; ) |
2137 | for (pri = NUMPRI; pri--; ) |
2037 | while (pendingcnt [pri]) |
2138 | while (pendingcnt [pri]) |
2038 | { |
2139 | { |
2039 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
2140 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
2040 | |
|
|
2041 | /*assert (("libev: non-pending watcher on pending list", p->w->pending));*/ |
|
|
2042 | /* ^ this is no longer true, as pending_w could be here */ |
|
|
2043 | |
2141 | |
2044 | p->w->pending = 0; |
2142 | p->w->pending = 0; |
2045 | EV_CB_INVOKE (p->w, p->events); |
2143 | EV_CB_INVOKE (p->w, p->events); |
2046 | EV_FREQUENT_CHECK; |
2144 | EV_FREQUENT_CHECK; |
2047 | } |
2145 | } |
… | |
… | |
2104 | EV_FREQUENT_CHECK; |
2202 | EV_FREQUENT_CHECK; |
2105 | feed_reverse (EV_A_ (W)w); |
2203 | feed_reverse (EV_A_ (W)w); |
2106 | } |
2204 | } |
2107 | while (timercnt && ANHE_at (timers [HEAP0]) < mn_now); |
2205 | while (timercnt && ANHE_at (timers [HEAP0]) < mn_now); |
2108 | |
2206 | |
2109 | feed_reverse_done (EV_A_ EV_TIMEOUT); |
2207 | feed_reverse_done (EV_A_ EV_TIMER); |
2110 | } |
2208 | } |
2111 | } |
2209 | } |
2112 | |
2210 | |
2113 | #if EV_PERIODIC_ENABLE |
2211 | #if EV_PERIODIC_ENABLE |
|
|
2212 | |
|
|
2213 | inline_speed void |
|
|
2214 | periodic_recalc (EV_P_ ev_periodic *w) |
|
|
2215 | { |
|
|
2216 | /* TODO: use slow but potentially more correct incremental algo, */ |
|
|
2217 | /* also do not rely on ceil */ |
|
|
2218 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
2219 | } |
|
|
2220 | |
2114 | /* make periodics pending */ |
2221 | /* make periodics pending */ |
2115 | inline_size void |
2222 | inline_size void |
2116 | periodics_reify (EV_P) |
2223 | periodics_reify (EV_P) |
2117 | { |
2224 | { |
2118 | EV_FREQUENT_CHECK; |
2225 | EV_FREQUENT_CHECK; |
… | |
… | |
2137 | ANHE_at_cache (periodics [HEAP0]); |
2244 | ANHE_at_cache (periodics [HEAP0]); |
2138 | downheap (periodics, periodiccnt, HEAP0); |
2245 | downheap (periodics, periodiccnt, HEAP0); |
2139 | } |
2246 | } |
2140 | else if (w->interval) |
2247 | else if (w->interval) |
2141 | { |
2248 | { |
2142 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
2249 | periodic_recalc (EV_A_ w); |
|
|
2250 | |
2143 | /* if next trigger time is not sufficiently in the future, put it there */ |
2251 | /* if next trigger time is not sufficiently in the future, put it there */ |
2144 | /* this might happen because of floating point inexactness */ |
2252 | /* this might happen because of floating point inexactness */ |
2145 | if (ev_at (w) - ev_rt_now < TIME_EPSILON) |
2253 | if (ev_at (w) - ev_rt_now < TIME_EPSILON) |
2146 | { |
2254 | { |
2147 | ev_at (w) += w->interval; |
2255 | ev_at (w) += w->interval; |
… | |
… | |
2167 | feed_reverse_done (EV_A_ EV_PERIODIC); |
2275 | feed_reverse_done (EV_A_ EV_PERIODIC); |
2168 | } |
2276 | } |
2169 | } |
2277 | } |
2170 | |
2278 | |
2171 | /* simply recalculate all periodics */ |
2279 | /* simply recalculate all periodics */ |
2172 | /* TODO: maybe ensure that at leats one event happens when jumping forward? */ |
2280 | /* TODO: maybe ensure that at least one event happens when jumping forward? */ |
2173 | static void noinline |
2281 | static void noinline |
2174 | periodics_reschedule (EV_P) |
2282 | periodics_reschedule (EV_P) |
2175 | { |
2283 | { |
2176 | int i; |
2284 | int i; |
2177 | |
2285 | |
… | |
… | |
2181 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [i]); |
2289 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [i]); |
2182 | |
2290 | |
2183 | if (w->reschedule_cb) |
2291 | if (w->reschedule_cb) |
2184 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
2292 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
2185 | else if (w->interval) |
2293 | else if (w->interval) |
2186 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
2294 | periodic_recalc (EV_A_ w); |
2187 | |
2295 | |
2188 | ANHE_at_cache (periodics [i]); |
2296 | ANHE_at_cache (periodics [i]); |
2189 | } |
2297 | } |
2190 | |
2298 | |
2191 | reheap (periodics, periodiccnt); |
2299 | reheap (periodics, periodiccnt); |
… | |
… | |
2273 | mn_now = ev_rt_now; |
2381 | mn_now = ev_rt_now; |
2274 | } |
2382 | } |
2275 | } |
2383 | } |
2276 | |
2384 | |
2277 | void |
2385 | void |
2278 | ev_loop (EV_P_ int flags) |
2386 | ev_run (EV_P_ int flags) |
2279 | { |
2387 | { |
2280 | #if EV_MINIMAL < 2 |
2388 | #if EV_FEATURE_API |
2281 | ++loop_depth; |
2389 | ++loop_depth; |
2282 | #endif |
2390 | #endif |
2283 | |
2391 | |
2284 | assert (("libev: ev_loop recursion during release detected", loop_done != EVUNLOOP_RECURSE)); |
2392 | assert (("libev: ev_loop recursion during release detected", loop_done != EVBREAK_RECURSE)); |
2285 | |
2393 | |
2286 | loop_done = EVUNLOOP_CANCEL; |
2394 | loop_done = EVBREAK_CANCEL; |
2287 | |
2395 | |
2288 | EV_INVOKE_PENDING; /* in case we recurse, ensure ordering stays nice and clean */ |
2396 | EV_INVOKE_PENDING; /* in case we recurse, ensure ordering stays nice and clean */ |
2289 | |
2397 | |
2290 | do |
2398 | do |
2291 | { |
2399 | { |
2292 | #if EV_VERIFY >= 2 |
2400 | #if EV_VERIFY >= 2 |
2293 | ev_loop_verify (EV_A); |
2401 | ev_verify (EV_A); |
2294 | #endif |
2402 | #endif |
2295 | |
2403 | |
2296 | #ifndef _WIN32 |
2404 | #ifndef _WIN32 |
2297 | if (expect_false (curpid)) /* penalise the forking check even more */ |
2405 | if (expect_false (curpid)) /* penalise the forking check even more */ |
2298 | if (expect_false (getpid () != curpid)) |
2406 | if (expect_false (getpid () != curpid)) |
… | |
… | |
2334 | /* calculate blocking time */ |
2442 | /* calculate blocking time */ |
2335 | { |
2443 | { |
2336 | ev_tstamp waittime = 0.; |
2444 | ev_tstamp waittime = 0.; |
2337 | ev_tstamp sleeptime = 0.; |
2445 | ev_tstamp sleeptime = 0.; |
2338 | |
2446 | |
|
|
2447 | /* remember old timestamp for io_blocktime calculation */ |
|
|
2448 | ev_tstamp prev_mn_now = mn_now; |
|
|
2449 | |
|
|
2450 | /* update time to cancel out callback processing overhead */ |
|
|
2451 | time_update (EV_A_ 1e100); |
|
|
2452 | |
2339 | if (expect_true (!(flags & EVLOOP_NONBLOCK || idleall || !activecnt))) |
2453 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt))) |
2340 | { |
2454 | { |
2341 | /* remember old timestamp for io_blocktime calculation */ |
|
|
2342 | ev_tstamp prev_mn_now = mn_now; |
|
|
2343 | |
|
|
2344 | /* update time to cancel out callback processing overhead */ |
|
|
2345 | time_update (EV_A_ 1e100); |
|
|
2346 | |
|
|
2347 | waittime = MAX_BLOCKTIME; |
2455 | waittime = MAX_BLOCKTIME; |
2348 | |
2456 | |
2349 | if (timercnt) |
2457 | if (timercnt) |
2350 | { |
2458 | { |
2351 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now + backend_fudge; |
2459 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now + backend_fudge; |
… | |
… | |
2378 | waittime -= sleeptime; |
2486 | waittime -= sleeptime; |
2379 | } |
2487 | } |
2380 | } |
2488 | } |
2381 | } |
2489 | } |
2382 | |
2490 | |
2383 | #if EV_MINIMAL < 2 |
2491 | #if EV_FEATURE_API |
2384 | ++loop_count; |
2492 | ++loop_count; |
2385 | #endif |
2493 | #endif |
2386 | assert ((loop_done = EVUNLOOP_RECURSE, 1)); /* assert for side effect */ |
2494 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
2387 | backend_poll (EV_A_ waittime); |
2495 | backend_poll (EV_A_ waittime); |
2388 | assert ((loop_done = EVUNLOOP_CANCEL, 1)); /* assert for side effect */ |
2496 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
2389 | |
2497 | |
2390 | /* update ev_rt_now, do magic */ |
2498 | /* update ev_rt_now, do magic */ |
2391 | time_update (EV_A_ waittime + sleeptime); |
2499 | time_update (EV_A_ waittime + sleeptime); |
2392 | } |
2500 | } |
2393 | |
2501 | |
… | |
… | |
2411 | EV_INVOKE_PENDING; |
2519 | EV_INVOKE_PENDING; |
2412 | } |
2520 | } |
2413 | while (expect_true ( |
2521 | while (expect_true ( |
2414 | activecnt |
2522 | activecnt |
2415 | && !loop_done |
2523 | && !loop_done |
2416 | && !(flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK)) |
2524 | && !(flags & (EVRUN_ONCE | EVRUN_NOWAIT)) |
2417 | )); |
2525 | )); |
2418 | |
2526 | |
2419 | if (loop_done == EVUNLOOP_ONE) |
2527 | if (loop_done == EVBREAK_ONE) |
2420 | loop_done = EVUNLOOP_CANCEL; |
2528 | loop_done = EVBREAK_CANCEL; |
2421 | |
2529 | |
2422 | #if EV_MINIMAL < 2 |
2530 | #if EV_FEATURE_API |
2423 | --loop_depth; |
2531 | --loop_depth; |
2424 | #endif |
2532 | #endif |
2425 | } |
2533 | } |
2426 | |
2534 | |
2427 | void |
2535 | void |
2428 | ev_unloop (EV_P_ int how) |
2536 | ev_break (EV_P_ int how) |
2429 | { |
2537 | { |
2430 | loop_done = how; |
2538 | loop_done = how; |
2431 | } |
2539 | } |
2432 | |
2540 | |
2433 | void |
2541 | void |
… | |
… | |
2581 | EV_FREQUENT_CHECK; |
2689 | EV_FREQUENT_CHECK; |
2582 | |
2690 | |
2583 | wlist_del (&anfds[w->fd].head, (WL)w); |
2691 | wlist_del (&anfds[w->fd].head, (WL)w); |
2584 | ev_stop (EV_A_ (W)w); |
2692 | ev_stop (EV_A_ (W)w); |
2585 | |
2693 | |
2586 | fd_change (EV_A_ w->fd, 1); |
2694 | fd_change (EV_A_ w->fd, EV_ANFD_REIFY); |
2587 | |
2695 | |
2588 | EV_FREQUENT_CHECK; |
2696 | EV_FREQUENT_CHECK; |
2589 | } |
2697 | } |
2590 | |
2698 | |
2591 | void noinline |
2699 | void noinline |
… | |
… | |
2683 | if (w->reschedule_cb) |
2791 | if (w->reschedule_cb) |
2684 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
2792 | ev_at (w) = w->reschedule_cb (w, ev_rt_now); |
2685 | else if (w->interval) |
2793 | else if (w->interval) |
2686 | { |
2794 | { |
2687 | assert (("libev: ev_periodic_start called with negative interval value", w->interval >= 0.)); |
2795 | assert (("libev: ev_periodic_start called with negative interval value", w->interval >= 0.)); |
2688 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
2796 | periodic_recalc (EV_A_ w); |
2689 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
2690 | } |
2797 | } |
2691 | else |
2798 | else |
2692 | ev_at (w) = w->offset; |
2799 | ev_at (w) = w->offset; |
2693 | |
2800 | |
2694 | EV_FREQUENT_CHECK; |
2801 | EV_FREQUENT_CHECK; |
… | |
… | |
2815 | sa.sa_handler = ev_sighandler; |
2922 | sa.sa_handler = ev_sighandler; |
2816 | sigfillset (&sa.sa_mask); |
2923 | sigfillset (&sa.sa_mask); |
2817 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
2924 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
2818 | sigaction (w->signum, &sa, 0); |
2925 | sigaction (w->signum, &sa, 0); |
2819 | |
2926 | |
|
|
2927 | if (origflags & EVFLAG_NOSIGMASK) |
|
|
2928 | { |
2820 | sigemptyset (&sa.sa_mask); |
2929 | sigemptyset (&sa.sa_mask); |
2821 | sigaddset (&sa.sa_mask, w->signum); |
2930 | sigaddset (&sa.sa_mask, w->signum); |
2822 | sigprocmask (SIG_UNBLOCK, &sa.sa_mask, 0); |
2931 | sigprocmask (SIG_UNBLOCK, &sa.sa_mask, 0); |
|
|
2932 | } |
2823 | #endif |
2933 | #endif |
2824 | } |
2934 | } |
2825 | |
2935 | |
2826 | EV_FREQUENT_CHECK; |
2936 | EV_FREQUENT_CHECK; |
2827 | } |
2937 | } |
… | |
… | |
2877 | return; |
2987 | return; |
2878 | |
2988 | |
2879 | EV_FREQUENT_CHECK; |
2989 | EV_FREQUENT_CHECK; |
2880 | |
2990 | |
2881 | ev_start (EV_A_ (W)w, 1); |
2991 | ev_start (EV_A_ (W)w, 1); |
2882 | wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2992 | wlist_add (&childs [w->pid & ((EV_PID_HASHSIZE) - 1)], (WL)w); |
2883 | |
2993 | |
2884 | EV_FREQUENT_CHECK; |
2994 | EV_FREQUENT_CHECK; |
2885 | } |
2995 | } |
2886 | |
2996 | |
2887 | void |
2997 | void |
… | |
… | |
2891 | if (expect_false (!ev_is_active (w))) |
3001 | if (expect_false (!ev_is_active (w))) |
2892 | return; |
3002 | return; |
2893 | |
3003 | |
2894 | EV_FREQUENT_CHECK; |
3004 | EV_FREQUENT_CHECK; |
2895 | |
3005 | |
2896 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
3006 | wlist_del (&childs [w->pid & ((EV_PID_HASHSIZE) - 1)], (WL)w); |
2897 | ev_stop (EV_A_ (W)w); |
3007 | ev_stop (EV_A_ (W)w); |
2898 | |
3008 | |
2899 | EV_FREQUENT_CHECK; |
3009 | EV_FREQUENT_CHECK; |
2900 | } |
3010 | } |
2901 | |
3011 | |
… | |
… | |
2974 | while (w->wd < 0 && (errno == ENOENT || errno == EACCES)); |
3084 | while (w->wd < 0 && (errno == ENOENT || errno == EACCES)); |
2975 | } |
3085 | } |
2976 | } |
3086 | } |
2977 | |
3087 | |
2978 | if (w->wd >= 0) |
3088 | if (w->wd >= 0) |
2979 | wlist_add (&fs_hash [w->wd & (EV_INOTIFY_HASHSIZE - 1)].head, (WL)w); |
3089 | wlist_add (&fs_hash [w->wd & ((EV_INOTIFY_HASHSIZE) - 1)].head, (WL)w); |
2980 | |
3090 | |
2981 | /* now re-arm timer, if required */ |
3091 | /* now re-arm timer, if required */ |
2982 | if (ev_is_active (&w->timer)) ev_ref (EV_A); |
3092 | if (ev_is_active (&w->timer)) ev_ref (EV_A); |
2983 | ev_timer_again (EV_A_ &w->timer); |
3093 | ev_timer_again (EV_A_ &w->timer); |
2984 | if (ev_is_active (&w->timer)) ev_unref (EV_A); |
3094 | if (ev_is_active (&w->timer)) ev_unref (EV_A); |
… | |
… | |
2992 | |
3102 | |
2993 | if (wd < 0) |
3103 | if (wd < 0) |
2994 | return; |
3104 | return; |
2995 | |
3105 | |
2996 | w->wd = -2; |
3106 | w->wd = -2; |
2997 | slot = wd & (EV_INOTIFY_HASHSIZE - 1); |
3107 | slot = wd & ((EV_INOTIFY_HASHSIZE) - 1); |
2998 | wlist_del (&fs_hash [slot].head, (WL)w); |
3108 | wlist_del (&fs_hash [slot].head, (WL)w); |
2999 | |
3109 | |
3000 | /* remove this watcher, if others are watching it, they will rearm */ |
3110 | /* remove this watcher, if others are watching it, they will rearm */ |
3001 | inotify_rm_watch (fs_fd, wd); |
3111 | inotify_rm_watch (fs_fd, wd); |
3002 | } |
3112 | } |
… | |
… | |
3004 | static void noinline |
3114 | static void noinline |
3005 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
3115 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
3006 | { |
3116 | { |
3007 | if (slot < 0) |
3117 | if (slot < 0) |
3008 | /* overflow, need to check for all hash slots */ |
3118 | /* overflow, need to check for all hash slots */ |
3009 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
3119 | for (slot = 0; slot < (EV_INOTIFY_HASHSIZE); ++slot) |
3010 | infy_wd (EV_A_ slot, wd, ev); |
3120 | infy_wd (EV_A_ slot, wd, ev); |
3011 | else |
3121 | else |
3012 | { |
3122 | { |
3013 | WL w_; |
3123 | WL w_; |
3014 | |
3124 | |
3015 | for (w_ = fs_hash [slot & (EV_INOTIFY_HASHSIZE - 1)].head; w_; ) |
3125 | for (w_ = fs_hash [slot & ((EV_INOTIFY_HASHSIZE) - 1)].head; w_; ) |
3016 | { |
3126 | { |
3017 | ev_stat *w = (ev_stat *)w_; |
3127 | ev_stat *w = (ev_stat *)w_; |
3018 | w_ = w_->next; /* lets us remove this watcher and all before it */ |
3128 | w_ = w_->next; /* lets us remove this watcher and all before it */ |
3019 | |
3129 | |
3020 | if (w->wd == wd || wd == -1) |
3130 | if (w->wd == wd || wd == -1) |
3021 | { |
3131 | { |
3022 | if (ev->mask & (IN_IGNORED | IN_UNMOUNT | IN_DELETE_SELF)) |
3132 | if (ev->mask & (IN_IGNORED | IN_UNMOUNT | IN_DELETE_SELF)) |
3023 | { |
3133 | { |
3024 | wlist_del (&fs_hash [slot & (EV_INOTIFY_HASHSIZE - 1)].head, (WL)w); |
3134 | wlist_del (&fs_hash [slot & ((EV_INOTIFY_HASHSIZE) - 1)].head, (WL)w); |
3025 | w->wd = -1; |
3135 | w->wd = -1; |
3026 | infy_add (EV_A_ w); /* re-add, no matter what */ |
3136 | infy_add (EV_A_ w); /* re-add, no matter what */ |
3027 | } |
3137 | } |
3028 | |
3138 | |
3029 | stat_timer_cb (EV_A_ &w->timer, 0); |
3139 | stat_timer_cb (EV_A_ &w->timer, 0); |
… | |
… | |
3043 | { |
3153 | { |
3044 | struct inotify_event *ev = (struct inotify_event *)(buf + ofs); |
3154 | struct inotify_event *ev = (struct inotify_event *)(buf + ofs); |
3045 | infy_wd (EV_A_ ev->wd, ev->wd, ev); |
3155 | infy_wd (EV_A_ ev->wd, ev->wd, ev); |
3046 | ofs += sizeof (struct inotify_event) + ev->len; |
3156 | ofs += sizeof (struct inotify_event) + ev->len; |
3047 | } |
3157 | } |
3048 | } |
|
|
3049 | |
|
|
3050 | inline_size unsigned int |
|
|
3051 | ev_linux_version (void) |
|
|
3052 | { |
|
|
3053 | struct utsname buf; |
|
|
3054 | unsigned int v; |
|
|
3055 | int i; |
|
|
3056 | char *p = buf.release; |
|
|
3057 | |
|
|
3058 | if (uname (&buf)) |
|
|
3059 | return 0; |
|
|
3060 | |
|
|
3061 | for (i = 3+1; --i; ) |
|
|
3062 | { |
|
|
3063 | unsigned int c = 0; |
|
|
3064 | |
|
|
3065 | for (;;) |
|
|
3066 | { |
|
|
3067 | if (*p >= '0' && *p <= '9') |
|
|
3068 | c = c * 10 + *p++ - '0'; |
|
|
3069 | else |
|
|
3070 | { |
|
|
3071 | p += *p == '.'; |
|
|
3072 | break; |
|
|
3073 | } |
|
|
3074 | } |
|
|
3075 | |
|
|
3076 | v = (v << 8) | c; |
|
|
3077 | } |
|
|
3078 | |
|
|
3079 | return v; |
|
|
3080 | } |
3158 | } |
3081 | |
3159 | |
3082 | inline_size void |
3160 | inline_size void |
3083 | ev_check_2625 (EV_P) |
3161 | ev_check_2625 (EV_P) |
3084 | { |
3162 | { |
… | |
… | |
3143 | ev_io_set (&fs_w, fs_fd, EV_READ); |
3221 | ev_io_set (&fs_w, fs_fd, EV_READ); |
3144 | ev_io_start (EV_A_ &fs_w); |
3222 | ev_io_start (EV_A_ &fs_w); |
3145 | ev_unref (EV_A); |
3223 | ev_unref (EV_A); |
3146 | } |
3224 | } |
3147 | |
3225 | |
3148 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
3226 | for (slot = 0; slot < (EV_INOTIFY_HASHSIZE); ++slot) |
3149 | { |
3227 | { |
3150 | WL w_ = fs_hash [slot].head; |
3228 | WL w_ = fs_hash [slot].head; |
3151 | fs_hash [slot].head = 0; |
3229 | fs_hash [slot].head = 0; |
3152 | |
3230 | |
3153 | while (w_) |
3231 | while (w_) |
… | |
… | |
3408 | |
3486 | |
3409 | #if EV_EMBED_ENABLE |
3487 | #if EV_EMBED_ENABLE |
3410 | void noinline |
3488 | void noinline |
3411 | ev_embed_sweep (EV_P_ ev_embed *w) |
3489 | ev_embed_sweep (EV_P_ ev_embed *w) |
3412 | { |
3490 | { |
3413 | ev_loop (w->other, EVLOOP_NONBLOCK); |
3491 | ev_run (w->other, EVRUN_NOWAIT); |
3414 | } |
3492 | } |
3415 | |
3493 | |
3416 | static void |
3494 | static void |
3417 | embed_io_cb (EV_P_ ev_io *io, int revents) |
3495 | embed_io_cb (EV_P_ ev_io *io, int revents) |
3418 | { |
3496 | { |
3419 | ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io)); |
3497 | ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io)); |
3420 | |
3498 | |
3421 | if (ev_cb (w)) |
3499 | if (ev_cb (w)) |
3422 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
3500 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
3423 | else |
3501 | else |
3424 | ev_loop (w->other, EVLOOP_NONBLOCK); |
3502 | ev_run (w->other, EVRUN_NOWAIT); |
3425 | } |
3503 | } |
3426 | |
3504 | |
3427 | static void |
3505 | static void |
3428 | embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents) |
3506 | embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents) |
3429 | { |
3507 | { |
… | |
… | |
3433 | EV_P = w->other; |
3511 | EV_P = w->other; |
3434 | |
3512 | |
3435 | while (fdchangecnt) |
3513 | while (fdchangecnt) |
3436 | { |
3514 | { |
3437 | fd_reify (EV_A); |
3515 | fd_reify (EV_A); |
3438 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
3516 | ev_run (EV_A_ EVRUN_NOWAIT); |
3439 | } |
3517 | } |
3440 | } |
3518 | } |
3441 | } |
3519 | } |
3442 | |
3520 | |
3443 | static void |
3521 | static void |
… | |
… | |
3449 | |
3527 | |
3450 | { |
3528 | { |
3451 | EV_P = w->other; |
3529 | EV_P = w->other; |
3452 | |
3530 | |
3453 | ev_loop_fork (EV_A); |
3531 | ev_loop_fork (EV_A); |
3454 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
3532 | ev_run (EV_A_ EVRUN_NOWAIT); |
3455 | } |
3533 | } |
3456 | |
3534 | |
3457 | ev_embed_start (EV_A_ w); |
3535 | ev_embed_start (EV_A_ w); |
3458 | } |
3536 | } |
3459 | |
3537 | |
… | |
… | |
3551 | |
3629 | |
3552 | EV_FREQUENT_CHECK; |
3630 | EV_FREQUENT_CHECK; |
3553 | } |
3631 | } |
3554 | #endif |
3632 | #endif |
3555 | |
3633 | |
3556 | #if EV_ASYNC_ENABLE |
3634 | #if EV_CLEANUP_ENABLE |
3557 | void |
3635 | void |
3558 | ev_async_start (EV_P_ ev_async *w) |
3636 | ev_cleanup_start (EV_P_ ev_cleanup *w) |
3559 | { |
3637 | { |
3560 | if (expect_false (ev_is_active (w))) |
3638 | if (expect_false (ev_is_active (w))) |
3561 | return; |
3639 | return; |
|
|
3640 | |
|
|
3641 | EV_FREQUENT_CHECK; |
|
|
3642 | |
|
|
3643 | ev_start (EV_A_ (W)w, ++cleanupcnt); |
|
|
3644 | array_needsize (ev_cleanup *, cleanups, cleanupmax, cleanupcnt, EMPTY2); |
|
|
3645 | cleanups [cleanupcnt - 1] = w; |
|
|
3646 | |
|
|
3647 | /* cleanup watchers should never keep a refcount on the loop */ |
|
|
3648 | ev_unref (EV_A); |
|
|
3649 | EV_FREQUENT_CHECK; |
|
|
3650 | } |
|
|
3651 | |
|
|
3652 | void |
|
|
3653 | ev_cleanup_stop (EV_P_ ev_cleanup *w) |
|
|
3654 | { |
|
|
3655 | clear_pending (EV_A_ (W)w); |
|
|
3656 | if (expect_false (!ev_is_active (w))) |
|
|
3657 | return; |
|
|
3658 | |
|
|
3659 | EV_FREQUENT_CHECK; |
|
|
3660 | ev_ref (EV_A); |
|
|
3661 | |
|
|
3662 | { |
|
|
3663 | int active = ev_active (w); |
|
|
3664 | |
|
|
3665 | cleanups [active - 1] = cleanups [--cleanupcnt]; |
|
|
3666 | ev_active (cleanups [active - 1]) = active; |
|
|
3667 | } |
|
|
3668 | |
|
|
3669 | ev_stop (EV_A_ (W)w); |
|
|
3670 | |
|
|
3671 | EV_FREQUENT_CHECK; |
|
|
3672 | } |
|
|
3673 | #endif |
|
|
3674 | |
|
|
3675 | #if EV_ASYNC_ENABLE |
|
|
3676 | void |
|
|
3677 | ev_async_start (EV_P_ ev_async *w) |
|
|
3678 | { |
|
|
3679 | if (expect_false (ev_is_active (w))) |
|
|
3680 | return; |
|
|
3681 | |
|
|
3682 | w->sent = 0; |
3562 | |
3683 | |
3563 | evpipe_init (EV_A); |
3684 | evpipe_init (EV_A); |
3564 | |
3685 | |
3565 | EV_FREQUENT_CHECK; |
3686 | EV_FREQUENT_CHECK; |
3566 | |
3687 | |
… | |
… | |
3644 | { |
3765 | { |
3645 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
3766 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
3646 | |
3767 | |
3647 | if (expect_false (!once)) |
3768 | if (expect_false (!once)) |
3648 | { |
3769 | { |
3649 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
3770 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMER, arg); |
3650 | return; |
3771 | return; |
3651 | } |
3772 | } |
3652 | |
3773 | |
3653 | once->cb = cb; |
3774 | once->cb = cb; |
3654 | once->arg = arg; |
3775 | once->arg = arg; |
… | |
… | |
3769 | } |
3890 | } |
3770 | #endif |
3891 | #endif |
3771 | |
3892 | |
3772 | #if EV_CHILD_ENABLE |
3893 | #if EV_CHILD_ENABLE |
3773 | if (types & EV_CHILD) |
3894 | if (types & EV_CHILD) |
3774 | for (i = EV_PID_HASHSIZE; i--; ) |
3895 | for (i = (EV_PID_HASHSIZE); i--; ) |
3775 | for (wl = childs [i]; wl; ) |
3896 | for (wl = childs [i]; wl; ) |
3776 | { |
3897 | { |
3777 | wn = wl->next; |
3898 | wn = wl->next; |
3778 | cb (EV_A_ EV_CHILD, wl); |
3899 | cb (EV_A_ EV_CHILD, wl); |
3779 | wl = wn; |
3900 | wl = wn; |
… | |
… | |
3786 | |
3907 | |
3787 | #if EV_MULTIPLICITY |
3908 | #if EV_MULTIPLICITY |
3788 | #include "ev_wrap.h" |
3909 | #include "ev_wrap.h" |
3789 | #endif |
3910 | #endif |
3790 | |
3911 | |
3791 | #ifdef __cplusplus |
3912 | EV_CPP(}) |
3792 | } |
|
|
3793 | #endif |
|
|
3794 | |
3913 | |