… | |
… | |
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 |
|
|
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 |
|
|
182 | |
|
|
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. |
|
|
203 | * This might help. Or not. |
|
|
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) |
… | |
… | |
207 | #elif defined (MAXSIG) |
222 | #elif defined (MAXSIG) |
208 | # define EV_NSIG (MAXSIG+1) |
223 | # define EV_NSIG (MAXSIG+1) |
209 | #elif defined (MAX_SIG) |
224 | #elif defined (MAX_SIG) |
210 | # define EV_NSIG (MAX_SIG+1) |
225 | # define EV_NSIG (MAX_SIG+1) |
211 | #elif defined (SIGARRAYSIZE) |
226 | #elif defined (SIGARRAYSIZE) |
212 | # define EV_NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */ |
227 | # define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */ |
213 | #elif defined (_sys_nsig) |
228 | #elif defined (_sys_nsig) |
214 | # define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ |
229 | # define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ |
215 | #else |
230 | #else |
216 | # error "unable to find value for NSIG, please report" |
231 | # error "unable to find value for NSIG, please report" |
217 | /* to make it compile regardless, just remove the above line */ |
232 | /* to make it compile regardless, just remove the above line, */ |
|
|
233 | /* but consider reporting it, too! :) */ |
218 | # define EV_NSIG 65 |
234 | # define EV_NSIG 65 |
219 | #endif |
235 | #endif |
220 | |
236 | |
221 | #ifndef EV_USE_CLOCK_SYSCALL |
237 | #ifndef EV_USE_CLOCK_SYSCALL |
222 | # if __linux && __GLIBC__ >= 2 |
238 | # if __linux && __GLIBC__ >= 2 |
223 | # define EV_USE_CLOCK_SYSCALL 1 |
239 | # define EV_USE_CLOCK_SYSCALL EV_FEATURE_OS |
224 | # else |
240 | # else |
225 | # define EV_USE_CLOCK_SYSCALL 0 |
241 | # define EV_USE_CLOCK_SYSCALL 0 |
226 | # endif |
242 | # endif |
227 | #endif |
243 | #endif |
228 | |
244 | |
229 | #ifndef EV_USE_MONOTONIC |
245 | #ifndef EV_USE_MONOTONIC |
230 | # if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 |
246 | # if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 |
231 | # define EV_USE_MONOTONIC 1 |
247 | # define EV_USE_MONOTONIC EV_FEATURE_OS |
232 | # else |
248 | # else |
233 | # define EV_USE_MONOTONIC 0 |
249 | # define EV_USE_MONOTONIC 0 |
234 | # endif |
250 | # endif |
235 | #endif |
251 | #endif |
236 | |
252 | |
… | |
… | |
238 | # define EV_USE_REALTIME !EV_USE_CLOCK_SYSCALL |
254 | # define EV_USE_REALTIME !EV_USE_CLOCK_SYSCALL |
239 | #endif |
255 | #endif |
240 | |
256 | |
241 | #ifndef EV_USE_NANOSLEEP |
257 | #ifndef EV_USE_NANOSLEEP |
242 | # if _POSIX_C_SOURCE >= 199309L |
258 | # if _POSIX_C_SOURCE >= 199309L |
243 | # define EV_USE_NANOSLEEP 1 |
259 | # define EV_USE_NANOSLEEP EV_FEATURE_OS |
244 | # else |
260 | # else |
245 | # define EV_USE_NANOSLEEP 0 |
261 | # define EV_USE_NANOSLEEP 0 |
246 | # endif |
262 | # endif |
247 | #endif |
263 | #endif |
248 | |
264 | |
249 | #ifndef EV_USE_SELECT |
265 | #ifndef EV_USE_SELECT |
250 | # define EV_USE_SELECT 1 |
266 | # define EV_USE_SELECT EV_FEATURE_BACKENDS |
251 | #endif |
267 | #endif |
252 | |
268 | |
253 | #ifndef EV_USE_POLL |
269 | #ifndef EV_USE_POLL |
254 | # ifdef _WIN32 |
270 | # ifdef _WIN32 |
255 | # define EV_USE_POLL 0 |
271 | # define EV_USE_POLL 0 |
256 | # else |
272 | # else |
257 | # define EV_USE_POLL 1 |
273 | # define EV_USE_POLL EV_FEATURE_BACKENDS |
258 | # endif |
274 | # endif |
259 | #endif |
275 | #endif |
260 | |
276 | |
261 | #ifndef EV_USE_EPOLL |
277 | #ifndef EV_USE_EPOLL |
262 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
278 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
263 | # define EV_USE_EPOLL 1 |
279 | # define EV_USE_EPOLL EV_FEATURE_BACKENDS |
264 | # else |
280 | # else |
265 | # define EV_USE_EPOLL 0 |
281 | # define EV_USE_EPOLL 0 |
266 | # endif |
282 | # endif |
267 | #endif |
283 | #endif |
268 | |
284 | |
… | |
… | |
274 | # define EV_USE_PORT 0 |
290 | # define EV_USE_PORT 0 |
275 | #endif |
291 | #endif |
276 | |
292 | |
277 | #ifndef EV_USE_INOTIFY |
293 | #ifndef EV_USE_INOTIFY |
278 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
294 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 4)) |
279 | # define EV_USE_INOTIFY 1 |
295 | # define EV_USE_INOTIFY EV_FEATURE_OS |
280 | # else |
296 | # else |
281 | # define EV_USE_INOTIFY 0 |
297 | # define EV_USE_INOTIFY 0 |
282 | # endif |
298 | # endif |
283 | #endif |
299 | #endif |
284 | |
300 | |
285 | #ifndef EV_PID_HASHSIZE |
301 | #ifndef EV_PID_HASHSIZE |
286 | # if EV_MINIMAL |
302 | # define EV_PID_HASHSIZE EV_FEATURE_DATA ? 16 : 1 |
287 | # define EV_PID_HASHSIZE 1 |
|
|
288 | # else |
|
|
289 | # define EV_PID_HASHSIZE 16 |
|
|
290 | # endif |
|
|
291 | #endif |
303 | #endif |
292 | |
304 | |
293 | #ifndef EV_INOTIFY_HASHSIZE |
305 | #ifndef EV_INOTIFY_HASHSIZE |
294 | # if EV_MINIMAL |
306 | # define EV_INOTIFY_HASHSIZE EV_FEATURE_DATA ? 16 : 1 |
295 | # define EV_INOTIFY_HASHSIZE 1 |
|
|
296 | # else |
|
|
297 | # define EV_INOTIFY_HASHSIZE 16 |
|
|
298 | # endif |
|
|
299 | #endif |
307 | #endif |
300 | |
308 | |
301 | #ifndef EV_USE_EVENTFD |
309 | #ifndef EV_USE_EVENTFD |
302 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
310 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
303 | # define EV_USE_EVENTFD 1 |
311 | # define EV_USE_EVENTFD EV_FEATURE_OS |
304 | # else |
312 | # else |
305 | # define EV_USE_EVENTFD 0 |
313 | # define EV_USE_EVENTFD 0 |
306 | # endif |
314 | # endif |
307 | #endif |
315 | #endif |
308 | |
316 | |
309 | #ifndef EV_USE_SIGNALFD |
317 | #ifndef EV_USE_SIGNALFD |
310 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
318 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
311 | # define EV_USE_SIGNALFD 1 |
319 | # define EV_USE_SIGNALFD EV_FEATURE_OS |
312 | # else |
320 | # else |
313 | # define EV_USE_SIGNALFD 0 |
321 | # define EV_USE_SIGNALFD 0 |
314 | # endif |
322 | # endif |
315 | #endif |
323 | #endif |
316 | |
324 | |
… | |
… | |
319 | # define EV_USE_4HEAP 1 |
327 | # define EV_USE_4HEAP 1 |
320 | # define EV_HEAP_CACHE_AT 1 |
328 | # define EV_HEAP_CACHE_AT 1 |
321 | #endif |
329 | #endif |
322 | |
330 | |
323 | #ifndef EV_VERIFY |
331 | #ifndef EV_VERIFY |
324 | # define EV_VERIFY !EV_MINIMAL |
332 | # define EV_VERIFY (EV_FEATURE_API ? 1 : 0) |
325 | #endif |
333 | #endif |
326 | |
334 | |
327 | #ifndef EV_USE_4HEAP |
335 | #ifndef EV_USE_4HEAP |
328 | # define EV_USE_4HEAP !EV_MINIMAL |
336 | # define EV_USE_4HEAP EV_FEATURE_DATA |
329 | #endif |
337 | #endif |
330 | |
338 | |
331 | #ifndef EV_HEAP_CACHE_AT |
339 | #ifndef EV_HEAP_CACHE_AT |
332 | # define EV_HEAP_CACHE_AT !EV_MINIMAL |
340 | # define EV_HEAP_CACHE_AT EV_FEATURE_DATA |
333 | #endif |
341 | #endif |
334 | |
342 | |
335 | /* 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, */ |
336 | /* which makes programs even slower. might work on other unices, too. */ |
344 | /* which makes programs even slower. might work on other unices, too. */ |
337 | #if EV_USE_CLOCK_SYSCALL |
345 | #if EV_USE_CLOCK_SYSCALL |
… | |
… | |
374 | # include <sys/select.h> |
382 | # include <sys/select.h> |
375 | # endif |
383 | # endif |
376 | #endif |
384 | #endif |
377 | |
385 | |
378 | #if EV_USE_INOTIFY |
386 | #if EV_USE_INOTIFY |
379 | # include <sys/utsname.h> |
|
|
380 | # include <sys/statfs.h> |
387 | # include <sys/statfs.h> |
381 | # include <sys/inotify.h> |
388 | # include <sys/inotify.h> |
382 | /* some very old inotify.h headers don't have IN_DONT_FOLLOW */ |
389 | /* some very old inotify.h headers don't have IN_DONT_FOLLOW */ |
383 | # ifndef IN_DONT_FOLLOW |
390 | # ifndef IN_DONT_FOLLOW |
384 | # undef EV_USE_INOTIFY |
391 | # undef EV_USE_INOTIFY |
… | |
… | |
401 | # define EFD_CLOEXEC O_CLOEXEC |
408 | # define EFD_CLOEXEC O_CLOEXEC |
402 | # else |
409 | # else |
403 | # define EFD_CLOEXEC 02000000 |
410 | # define EFD_CLOEXEC 02000000 |
404 | # endif |
411 | # endif |
405 | # endif |
412 | # endif |
406 | # ifdef __cplusplus |
|
|
407 | extern "C" { |
|
|
408 | # endif |
|
|
409 | int (eventfd) (unsigned int initval, int flags); |
413 | EV_CPP(extern "C") int (eventfd) (unsigned int initval, int flags); |
410 | # ifdef __cplusplus |
|
|
411 | } |
|
|
412 | # endif |
|
|
413 | #endif |
414 | #endif |
414 | |
415 | |
415 | #if EV_USE_SIGNALFD |
416 | #if EV_USE_SIGNALFD |
416 | /* our minimum requirement is glibc 2.7 which has the stub, but not the header */ |
417 | /* our minimum requirement is glibc 2.7 which has the stub, but not the header */ |
417 | # include <stdint.h> |
418 | # include <stdint.h> |
… | |
… | |
423 | # define SFD_CLOEXEC O_CLOEXEC |
424 | # define SFD_CLOEXEC O_CLOEXEC |
424 | # else |
425 | # else |
425 | # define SFD_CLOEXEC 02000000 |
426 | # define SFD_CLOEXEC 02000000 |
426 | # endif |
427 | # endif |
427 | # endif |
428 | # endif |
428 | # ifdef __cplusplus |
|
|
429 | extern "C" { |
|
|
430 | # endif |
|
|
431 | int signalfd (int fd, const sigset_t *mask, int flags); |
429 | EV_CPP (extern "C") int signalfd (int fd, const sigset_t *mask, int flags); |
432 | |
430 | |
433 | struct signalfd_siginfo |
431 | struct signalfd_siginfo |
434 | { |
432 | { |
435 | uint32_t ssi_signo; |
433 | uint32_t ssi_signo; |
436 | char pad[128 - sizeof (uint32_t)]; |
434 | char pad[128 - sizeof (uint32_t)]; |
437 | }; |
435 | }; |
438 | # ifdef __cplusplus |
|
|
439 | } |
|
|
440 | # endif |
436 | #endif |
441 | #endif |
|
|
442 | |
|
|
443 | |
437 | |
444 | /**/ |
438 | /**/ |
445 | |
439 | |
446 | #if EV_VERIFY >= 3 |
440 | #if EV_VERIFY >= 3 |
447 | # define EV_FREQUENT_CHECK ev_loop_verify (EV_A) |
441 | # define EV_FREQUENT_CHECK ev_verify (EV_A) |
448 | #else |
442 | #else |
449 | # define EV_FREQUENT_CHECK do { } while (0) |
443 | # define EV_FREQUENT_CHECK do { } while (0) |
450 | #endif |
444 | #endif |
451 | |
445 | |
452 | /* |
446 | /* |
… | |
… | |
460 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
454 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
461 | |
455 | |
462 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
456 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
463 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
457 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
464 | |
458 | |
|
|
459 | #define EV_TV_SET(tv,t) do { tv.tv_sec = (long)t; tv.tv_usec = (long)((t - tv.tv_sec) * 1e6); } while (0) |
|
|
460 | #define EV_TS_SET(ts,t) do { ts.tv_sec = (long)t; ts.tv_nsec = (long)((t - ts.tv_sec) * 1e9); } while (0) |
|
|
461 | |
465 | #if __GNUC__ >= 4 |
462 | #if __GNUC__ >= 4 |
466 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
463 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
467 | # define noinline __attribute__ ((noinline)) |
464 | # define noinline __attribute__ ((noinline)) |
468 | #else |
465 | #else |
469 | # define expect(expr,value) (expr) |
466 | # define expect(expr,value) (expr) |
… | |
… | |
475 | |
472 | |
476 | #define expect_false(expr) expect ((expr) != 0, 0) |
473 | #define expect_false(expr) expect ((expr) != 0, 0) |
477 | #define expect_true(expr) expect ((expr) != 0, 1) |
474 | #define expect_true(expr) expect ((expr) != 0, 1) |
478 | #define inline_size static inline |
475 | #define inline_size static inline |
479 | |
476 | |
480 | #if EV_MINIMAL |
477 | #if EV_FEATURE_CODE |
|
|
478 | # define inline_speed static inline |
|
|
479 | #else |
481 | # define inline_speed static noinline |
480 | # define inline_speed static noinline |
482 | #else |
|
|
483 | # define inline_speed static inline |
|
|
484 | #endif |
481 | #endif |
485 | |
482 | |
486 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
483 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
487 | |
484 | |
488 | #if EV_MINPRI == EV_MAXPRI |
485 | #if EV_MINPRI == EV_MAXPRI |
… | |
… | |
501 | #define ev_active(w) ((W)(w))->active |
498 | #define ev_active(w) ((W)(w))->active |
502 | #define ev_at(w) ((WT)(w))->at |
499 | #define ev_at(w) ((WT)(w))->at |
503 | |
500 | |
504 | #if EV_USE_REALTIME |
501 | #if EV_USE_REALTIME |
505 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
502 | /* sig_atomic_t is used to avoid per-thread variables or locking but still */ |
506 | /* giving it a reasonably high chance of working on typical architetcures */ |
503 | /* giving it a reasonably high chance of working on typical architectures */ |
507 | static EV_ATOMIC_T have_realtime; /* did clock_gettime (CLOCK_REALTIME) work? */ |
504 | static EV_ATOMIC_T have_realtime; /* did clock_gettime (CLOCK_REALTIME) work? */ |
508 | #endif |
505 | #endif |
509 | |
506 | |
510 | #if EV_USE_MONOTONIC |
507 | #if EV_USE_MONOTONIC |
511 | static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
508 | static EV_ATOMIC_T have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
… | |
… | |
522 | #endif |
519 | #endif |
523 | |
520 | |
524 | #ifdef _WIN32 |
521 | #ifdef _WIN32 |
525 | # include "ev_win32.c" |
522 | # include "ev_win32.c" |
526 | #endif |
523 | #endif |
|
|
524 | |
|
|
525 | /*****************************************************************************/ |
|
|
526 | |
|
|
527 | #ifdef __linux |
|
|
528 | # include <sys/utsname.h> |
|
|
529 | #endif |
|
|
530 | |
|
|
531 | static unsigned int noinline |
|
|
532 | ev_linux_version (void) |
|
|
533 | { |
|
|
534 | #ifdef __linux |
|
|
535 | unsigned int v = 0; |
|
|
536 | struct utsname buf; |
|
|
537 | int i; |
|
|
538 | char *p = buf.release; |
|
|
539 | |
|
|
540 | if (uname (&buf)) |
|
|
541 | return 0; |
|
|
542 | |
|
|
543 | for (i = 3+1; --i; ) |
|
|
544 | { |
|
|
545 | unsigned int c = 0; |
|
|
546 | |
|
|
547 | for (;;) |
|
|
548 | { |
|
|
549 | if (*p >= '0' && *p <= '9') |
|
|
550 | c = c * 10 + *p++ - '0'; |
|
|
551 | else |
|
|
552 | { |
|
|
553 | p += *p == '.'; |
|
|
554 | break; |
|
|
555 | } |
|
|
556 | } |
|
|
557 | |
|
|
558 | v = (v << 8) | c; |
|
|
559 | } |
|
|
560 | |
|
|
561 | return v; |
|
|
562 | #else |
|
|
563 | return 0; |
|
|
564 | #endif |
|
|
565 | } |
527 | |
566 | |
528 | /*****************************************************************************/ |
567 | /*****************************************************************************/ |
529 | |
568 | |
530 | #if EV_AVOID_STDIO |
569 | #if EV_AVOID_STDIO |
531 | static void noinline |
570 | static void noinline |
… | |
… | |
568 | } |
607 | } |
569 | |
608 | |
570 | static void * |
609 | static void * |
571 | ev_realloc_emul (void *ptr, long size) |
610 | ev_realloc_emul (void *ptr, long size) |
572 | { |
611 | { |
|
|
612 | #if __GLIBC__ |
|
|
613 | return realloc (ptr, size); |
|
|
614 | #else |
573 | /* some systems, notably openbsd and darwin, fail to properly |
615 | /* some systems, notably openbsd and darwin, fail to properly |
574 | * implement realloc (x, 0) (as required by both ansi c-98 and |
616 | * implement realloc (x, 0) (as required by both ansi c-89 and |
575 | * the single unix specification, so work around them here. |
617 | * the single unix specification, so work around them here. |
576 | */ |
618 | */ |
|
|
619 | |
577 | if (size) |
620 | if (size) |
578 | return realloc (ptr, size); |
621 | return realloc (ptr, size); |
579 | |
622 | |
580 | free (ptr); |
623 | free (ptr); |
581 | return 0; |
624 | return 0; |
|
|
625 | #endif |
582 | } |
626 | } |
583 | |
627 | |
584 | static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; |
628 | static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; |
585 | |
629 | |
586 | void |
630 | void |
… | |
… | |
624 | unsigned char emask; /* the epoll backend stores the actual kernel mask in here */ |
668 | unsigned char emask; /* the epoll backend stores the actual kernel mask in here */ |
625 | unsigned char unused; |
669 | unsigned char unused; |
626 | #if EV_USE_EPOLL |
670 | #if EV_USE_EPOLL |
627 | unsigned int egen; /* generation counter to counter epoll bugs */ |
671 | unsigned int egen; /* generation counter to counter epoll bugs */ |
628 | #endif |
672 | #endif |
629 | #if EV_SELECT_IS_WINSOCKET |
673 | #if EV_SELECT_IS_WINSOCKET || EV_USE_IOCP |
630 | SOCKET handle; |
674 | SOCKET handle; |
|
|
675 | #endif |
|
|
676 | #if EV_USE_IOCP |
|
|
677 | OVERLAPPED or, ow; |
631 | #endif |
678 | #endif |
632 | } ANFD; |
679 | } ANFD; |
633 | |
680 | |
634 | /* stores the pending event set for a given watcher */ |
681 | /* stores the pending event set for a given watcher */ |
635 | typedef struct |
682 | typedef struct |
… | |
… | |
690 | |
737 | |
691 | static int ev_default_loop_ptr; |
738 | static int ev_default_loop_ptr; |
692 | |
739 | |
693 | #endif |
740 | #endif |
694 | |
741 | |
695 | #if EV_MINIMAL < 2 |
742 | #if EV_FEATURE_API |
696 | # define EV_RELEASE_CB if (expect_false (release_cb)) release_cb (EV_A) |
743 | # define EV_RELEASE_CB if (expect_false (release_cb)) release_cb (EV_A) |
697 | # define EV_ACQUIRE_CB if (expect_false (acquire_cb)) acquire_cb (EV_A) |
744 | # define EV_ACQUIRE_CB if (expect_false (acquire_cb)) acquire_cb (EV_A) |
698 | # define EV_INVOKE_PENDING invoke_cb (EV_A) |
745 | # define EV_INVOKE_PENDING invoke_cb (EV_A) |
699 | #else |
746 | #else |
700 | # define EV_RELEASE_CB (void)0 |
747 | # define EV_RELEASE_CB (void)0 |
701 | # define EV_ACQUIRE_CB (void)0 |
748 | # define EV_ACQUIRE_CB (void)0 |
702 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
749 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
703 | #endif |
750 | #endif |
704 | |
751 | |
705 | #define EVUNLOOP_RECURSE 0x80 |
752 | #define EVBREAK_RECURSE 0x80 |
706 | |
753 | |
707 | /*****************************************************************************/ |
754 | /*****************************************************************************/ |
708 | |
755 | |
709 | #ifndef EV_HAVE_EV_TIME |
756 | #ifndef EV_HAVE_EV_TIME |
710 | ev_tstamp |
757 | ev_tstamp |
… | |
… | |
754 | if (delay > 0.) |
801 | if (delay > 0.) |
755 | { |
802 | { |
756 | #if EV_USE_NANOSLEEP |
803 | #if EV_USE_NANOSLEEP |
757 | struct timespec ts; |
804 | struct timespec ts; |
758 | |
805 | |
759 | ts.tv_sec = (time_t)delay; |
806 | EV_TS_SET (ts, delay); |
760 | ts.tv_nsec = (long)((delay - (ev_tstamp)(ts.tv_sec)) * 1e9); |
|
|
761 | |
|
|
762 | nanosleep (&ts, 0); |
807 | nanosleep (&ts, 0); |
763 | #elif defined(_WIN32) |
808 | #elif defined(_WIN32) |
764 | Sleep ((unsigned long)(delay * 1e3)); |
809 | Sleep ((unsigned long)(delay * 1e3)); |
765 | #else |
810 | #else |
766 | struct timeval tv; |
811 | struct timeval tv; |
767 | |
812 | |
768 | tv.tv_sec = (time_t)delay; |
|
|
769 | tv.tv_usec = (long)((delay - (ev_tstamp)(tv.tv_sec)) * 1e6); |
|
|
770 | |
|
|
771 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
813 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
772 | /* something not guaranteed by newer posix versions, but guaranteed */ |
814 | /* something not guaranteed by newer posix versions, but guaranteed */ |
773 | /* by older ones */ |
815 | /* by older ones */ |
|
|
816 | EV_TV_SET (tv, delay); |
774 | select (0, 0, 0, 0, &tv); |
817 | select (0, 0, 0, 0, &tv); |
775 | #endif |
818 | #endif |
776 | } |
819 | } |
777 | } |
820 | } |
778 | |
821 | |
779 | /*****************************************************************************/ |
822 | /*****************************************************************************/ |
780 | |
823 | |
781 | #define MALLOC_ROUND 4096 /* prefer to allocate in chunks of this size, must be 2**n and >> 4 longs */ |
824 | #define MALLOC_ROUND 4096 /* prefer to allocate in chunks of this size, must be 2**n and >> 4 longs */ |
782 | |
825 | |
783 | /* find a suitable new size for the given array, */ |
826 | /* find a suitable new size for the given array, */ |
784 | /* hopefully by rounding to a ncie-to-malloc size */ |
827 | /* hopefully by rounding to a nice-to-malloc size */ |
785 | inline_size int |
828 | inline_size int |
786 | array_nextsize (int elem, int cur, int cnt) |
829 | array_nextsize (int elem, int cur, int cnt) |
787 | { |
830 | { |
788 | int ncur = cur + 1; |
831 | int ncur = cur + 1; |
789 | |
832 | |
… | |
… | |
885 | } |
928 | } |
886 | |
929 | |
887 | /*****************************************************************************/ |
930 | /*****************************************************************************/ |
888 | |
931 | |
889 | inline_speed void |
932 | inline_speed void |
890 | fd_event_nc (EV_P_ int fd, int revents) |
933 | fd_event_nocheck (EV_P_ int fd, int revents) |
891 | { |
934 | { |
892 | ANFD *anfd = anfds + fd; |
935 | ANFD *anfd = anfds + fd; |
893 | ev_io *w; |
936 | ev_io *w; |
894 | |
937 | |
895 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
938 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
… | |
… | |
907 | fd_event (EV_P_ int fd, int revents) |
950 | fd_event (EV_P_ int fd, int revents) |
908 | { |
951 | { |
909 | ANFD *anfd = anfds + fd; |
952 | ANFD *anfd = anfds + fd; |
910 | |
953 | |
911 | if (expect_true (!anfd->reify)) |
954 | if (expect_true (!anfd->reify)) |
912 | fd_event_nc (EV_A_ fd, revents); |
955 | fd_event_nocheck (EV_A_ fd, revents); |
913 | } |
956 | } |
914 | |
957 | |
915 | void |
958 | void |
916 | ev_feed_fd_event (EV_P_ int fd, int revents) |
959 | ev_feed_fd_event (EV_P_ int fd, int revents) |
917 | { |
960 | { |
918 | if (fd >= 0 && fd < anfdmax) |
961 | if (fd >= 0 && fd < anfdmax) |
919 | fd_event_nc (EV_A_ fd, revents); |
962 | fd_event_nocheck (EV_A_ fd, revents); |
920 | } |
963 | } |
921 | |
964 | |
922 | /* make sure the external fd watch events are in-sync */ |
965 | /* make sure the external fd watch events are in-sync */ |
923 | /* with the kernel/libev internal state */ |
966 | /* with the kernel/libev internal state */ |
924 | inline_size void |
967 | inline_size void |
… | |
… | |
930 | { |
973 | { |
931 | int fd = fdchanges [i]; |
974 | int fd = fdchanges [i]; |
932 | ANFD *anfd = anfds + fd; |
975 | ANFD *anfd = anfds + fd; |
933 | ev_io *w; |
976 | ev_io *w; |
934 | |
977 | |
935 | unsigned char events = 0; |
978 | unsigned char o_events = anfd->events; |
|
|
979 | unsigned char o_reify = anfd->reify; |
936 | |
980 | |
937 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
981 | anfd->reify = 0; |
938 | events |= (unsigned char)w->events; |
|
|
939 | |
982 | |
940 | #if EV_SELECT_IS_WINSOCKET |
983 | #if EV_SELECT_IS_WINSOCKET || EV_USE_IOCP |
941 | if (events) |
984 | if (o_reify & EV__IOFDSET) |
942 | { |
985 | { |
943 | unsigned long arg; |
986 | unsigned long arg; |
944 | anfd->handle = EV_FD_TO_WIN32_HANDLE (fd); |
987 | anfd->handle = EV_FD_TO_WIN32_HANDLE (fd); |
945 | assert (("libev: only socket fds supported in this configuration", ioctlsocket (anfd->handle, FIONREAD, &arg) == 0)); |
988 | assert (("libev: only socket fds supported in this configuration", ioctlsocket (anfd->handle, FIONREAD, &arg) == 0)); |
|
|
989 | printf ("oi %d %x\n", fd, anfd->handle);//D |
946 | } |
990 | } |
947 | #endif |
991 | #endif |
948 | |
992 | |
|
|
993 | /*if (expect_true (o_reify & EV_ANFD_REIFY)) probably a deoptimisation */ |
949 | { |
994 | { |
950 | unsigned char o_events = anfd->events; |
|
|
951 | unsigned char o_reify = anfd->reify; |
|
|
952 | |
|
|
953 | anfd->reify = 0; |
|
|
954 | anfd->events = events; |
995 | anfd->events = 0; |
955 | |
996 | |
956 | if (o_events != events || o_reify & EV__IOFDSET) |
997 | for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next) |
|
|
998 | anfd->events |= (unsigned char)w->events; |
|
|
999 | |
|
|
1000 | if (o_events != anfd->events) |
|
|
1001 | o_reify = EV__IOFDSET; /* actually |= */ |
|
|
1002 | } |
|
|
1003 | |
|
|
1004 | if (o_reify & EV__IOFDSET) |
957 | backend_modify (EV_A_ fd, o_events, events); |
1005 | backend_modify (EV_A_ fd, o_events, anfd->events); |
958 | } |
|
|
959 | } |
1006 | } |
960 | |
1007 | |
961 | fdchangecnt = 0; |
1008 | fdchangecnt = 0; |
962 | } |
1009 | } |
963 | |
1010 | |
… | |
… | |
987 | ev_io_stop (EV_A_ w); |
1034 | ev_io_stop (EV_A_ w); |
988 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
1035 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
989 | } |
1036 | } |
990 | } |
1037 | } |
991 | |
1038 | |
992 | /* check whether the given fd is atcually valid, for error recovery */ |
1039 | /* check whether the given fd is actually valid, for error recovery */ |
993 | inline_size int |
1040 | inline_size int |
994 | fd_valid (int fd) |
1041 | fd_valid (int fd) |
995 | { |
1042 | { |
996 | #ifdef _WIN32 |
1043 | #ifdef _WIN32 |
997 | return EV_FD_TO_WIN32_HANDLE (fd) != -1; |
1044 | return EV_FD_TO_WIN32_HANDLE (fd) != -1; |
… | |
… | |
1039 | anfds [fd].emask = 0; |
1086 | anfds [fd].emask = 0; |
1040 | fd_change (EV_A_ fd, EV__IOFDSET | EV_ANFD_REIFY); |
1087 | fd_change (EV_A_ fd, EV__IOFDSET | EV_ANFD_REIFY); |
1041 | } |
1088 | } |
1042 | } |
1089 | } |
1043 | |
1090 | |
|
|
1091 | /* used to prepare libev internal fd's */ |
|
|
1092 | /* this is not fork-safe */ |
|
|
1093 | inline_speed void |
|
|
1094 | fd_intern (int fd) |
|
|
1095 | { |
|
|
1096 | #ifdef _WIN32 |
|
|
1097 | unsigned long arg = 1; |
|
|
1098 | ioctlsocket (EV_FD_TO_WIN32_HANDLE (fd), FIONBIO, &arg); |
|
|
1099 | #else |
|
|
1100 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
|
|
1101 | fcntl (fd, F_SETFL, O_NONBLOCK); |
|
|
1102 | #endif |
|
|
1103 | } |
|
|
1104 | |
1044 | /*****************************************************************************/ |
1105 | /*****************************************************************************/ |
1045 | |
1106 | |
1046 | /* |
1107 | /* |
1047 | * the heap functions want a real array index. array index 0 uis guaranteed to not |
1108 | * the heap functions want a real array index. array index 0 is guaranteed to not |
1048 | * be in-use at any time. the first heap entry is at array [HEAP0]. DHEAP gives |
1109 | * be in-use at any time. the first heap entry is at array [HEAP0]. DHEAP gives |
1049 | * the branching factor of the d-tree. |
1110 | * the branching factor of the d-tree. |
1050 | */ |
1111 | */ |
1051 | |
1112 | |
1052 | /* |
1113 | /* |
… | |
… | |
1200 | |
1261 | |
1201 | static ANSIG signals [EV_NSIG - 1]; |
1262 | static ANSIG signals [EV_NSIG - 1]; |
1202 | |
1263 | |
1203 | /*****************************************************************************/ |
1264 | /*****************************************************************************/ |
1204 | |
1265 | |
1205 | /* used to prepare libev internal fd's */ |
1266 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
1206 | /* this is not fork-safe */ |
|
|
1207 | inline_speed void |
|
|
1208 | fd_intern (int fd) |
|
|
1209 | { |
|
|
1210 | #ifdef _WIN32 |
|
|
1211 | unsigned long arg = 1; |
|
|
1212 | ioctlsocket (EV_FD_TO_WIN32_HANDLE (fd), FIONBIO, &arg); |
|
|
1213 | #else |
|
|
1214 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
|
|
1215 | fcntl (fd, F_SETFL, O_NONBLOCK); |
|
|
1216 | #endif |
|
|
1217 | } |
|
|
1218 | |
1267 | |
1219 | static void noinline |
1268 | static void noinline |
1220 | evpipe_init (EV_P) |
1269 | evpipe_init (EV_P) |
1221 | { |
1270 | { |
1222 | if (!ev_is_active (&pipe_w)) |
1271 | if (!ev_is_active (&pipe_w)) |
1223 | { |
1272 | { |
1224 | #if EV_USE_EVENTFD |
1273 | # if EV_USE_EVENTFD |
1225 | evfd = eventfd (0, EFD_NONBLOCK | EFD_CLOEXEC); |
1274 | evfd = eventfd (0, EFD_NONBLOCK | EFD_CLOEXEC); |
1226 | if (evfd < 0 && errno == EINVAL) |
1275 | if (evfd < 0 && errno == EINVAL) |
1227 | evfd = eventfd (0, 0); |
1276 | evfd = eventfd (0, 0); |
1228 | |
1277 | |
1229 | if (evfd >= 0) |
1278 | if (evfd >= 0) |
… | |
… | |
1231 | evpipe [0] = -1; |
1280 | evpipe [0] = -1; |
1232 | fd_intern (evfd); /* doing it twice doesn't hurt */ |
1281 | fd_intern (evfd); /* doing it twice doesn't hurt */ |
1233 | ev_io_set (&pipe_w, evfd, EV_READ); |
1282 | ev_io_set (&pipe_w, evfd, EV_READ); |
1234 | } |
1283 | } |
1235 | else |
1284 | else |
1236 | #endif |
1285 | # endif |
1237 | { |
1286 | { |
1238 | while (pipe (evpipe)) |
1287 | while (pipe (evpipe)) |
1239 | ev_syserr ("(libev) error creating signal/async pipe"); |
1288 | ev_syserr ("(libev) error creating signal/async pipe"); |
1240 | |
1289 | |
1241 | fd_intern (evpipe [0]); |
1290 | fd_intern (evpipe [0]); |
… | |
… | |
1252 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
1301 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
1253 | { |
1302 | { |
1254 | if (!*flag) |
1303 | if (!*flag) |
1255 | { |
1304 | { |
1256 | int old_errno = errno; /* save errno because write might clobber it */ |
1305 | int old_errno = errno; /* save errno because write might clobber it */ |
|
|
1306 | char dummy; |
1257 | |
1307 | |
1258 | *flag = 1; |
1308 | *flag = 1; |
1259 | |
1309 | |
1260 | #if EV_USE_EVENTFD |
1310 | #if EV_USE_EVENTFD |
1261 | if (evfd >= 0) |
1311 | if (evfd >= 0) |
… | |
… | |
1263 | uint64_t counter = 1; |
1313 | uint64_t counter = 1; |
1264 | write (evfd, &counter, sizeof (uint64_t)); |
1314 | write (evfd, &counter, sizeof (uint64_t)); |
1265 | } |
1315 | } |
1266 | else |
1316 | else |
1267 | #endif |
1317 | #endif |
|
|
1318 | /* win32 people keep sending patches that change this write() to send() */ |
|
|
1319 | /* and then run away. but send() is wrong, it wants a socket handle on win32 */ |
|
|
1320 | /* so when you think this write should be a send instead, please find out */ |
|
|
1321 | /* where your send() is from - it's definitely not the microsoft send, and */ |
|
|
1322 | /* tell me. thank you. */ |
1268 | write (evpipe [1], &old_errno, 1); |
1323 | write (evpipe [1], &dummy, 1); |
1269 | |
1324 | |
1270 | errno = old_errno; |
1325 | errno = old_errno; |
1271 | } |
1326 | } |
1272 | } |
1327 | } |
1273 | |
1328 | |
… | |
… | |
1286 | } |
1341 | } |
1287 | else |
1342 | else |
1288 | #endif |
1343 | #endif |
1289 | { |
1344 | { |
1290 | char dummy; |
1345 | char dummy; |
|
|
1346 | /* see discussion in evpipe_write when you think this read should be recv in win32 */ |
1291 | read (evpipe [0], &dummy, 1); |
1347 | read (evpipe [0], &dummy, 1); |
1292 | } |
1348 | } |
1293 | |
1349 | |
1294 | if (sig_pending) |
1350 | if (sig_pending) |
1295 | { |
1351 | { |
… | |
… | |
1374 | break; |
1430 | break; |
1375 | } |
1431 | } |
1376 | } |
1432 | } |
1377 | #endif |
1433 | #endif |
1378 | |
1434 | |
|
|
1435 | #endif |
|
|
1436 | |
1379 | /*****************************************************************************/ |
1437 | /*****************************************************************************/ |
1380 | |
1438 | |
|
|
1439 | #if EV_CHILD_ENABLE |
1381 | static WL childs [EV_PID_HASHSIZE]; |
1440 | static WL childs [EV_PID_HASHSIZE]; |
1382 | |
|
|
1383 | #ifndef _WIN32 |
|
|
1384 | |
1441 | |
1385 | static ev_signal childev; |
1442 | static ev_signal childev; |
1386 | |
1443 | |
1387 | #ifndef WIFCONTINUED |
1444 | #ifndef WIFCONTINUED |
1388 | # define WIFCONTINUED(status) 0 |
1445 | # define WIFCONTINUED(status) 0 |
… | |
… | |
1393 | child_reap (EV_P_ int chain, int pid, int status) |
1450 | child_reap (EV_P_ int chain, int pid, int status) |
1394 | { |
1451 | { |
1395 | ev_child *w; |
1452 | ev_child *w; |
1396 | int traced = WIFSTOPPED (status) || WIFCONTINUED (status); |
1453 | int traced = WIFSTOPPED (status) || WIFCONTINUED (status); |
1397 | |
1454 | |
1398 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
1455 | for (w = (ev_child *)childs [chain & ((EV_PID_HASHSIZE) - 1)]; w; w = (ev_child *)((WL)w)->next) |
1399 | { |
1456 | { |
1400 | if ((w->pid == pid || !w->pid) |
1457 | if ((w->pid == pid || !w->pid) |
1401 | && (!traced || (w->flags & 1))) |
1458 | && (!traced || (w->flags & 1))) |
1402 | { |
1459 | { |
1403 | ev_set_priority (w, EV_MAXPRI); /* need to do it *now*, this *must* be the same prio as the signal watcher itself */ |
1460 | ev_set_priority (w, EV_MAXPRI); /* need to do it *now*, this *must* be the same prio as the signal watcher itself */ |
… | |
… | |
1428 | /* make sure we are called again until all children have been reaped */ |
1485 | /* make sure we are called again until all children have been reaped */ |
1429 | /* we need to do it this way so that the callback gets called before we continue */ |
1486 | /* we need to do it this way so that the callback gets called before we continue */ |
1430 | ev_feed_event (EV_A_ (W)sw, EV_SIGNAL); |
1487 | ev_feed_event (EV_A_ (W)sw, EV_SIGNAL); |
1431 | |
1488 | |
1432 | child_reap (EV_A_ pid, pid, status); |
1489 | child_reap (EV_A_ pid, pid, status); |
1433 | if (EV_PID_HASHSIZE > 1) |
1490 | if ((EV_PID_HASHSIZE) > 1) |
1434 | child_reap (EV_A_ 0, pid, status); /* this might trigger a watcher twice, but feed_event catches that */ |
1491 | child_reap (EV_A_ 0, pid, status); /* this might trigger a watcher twice, but feed_event catches that */ |
1435 | } |
1492 | } |
1436 | |
1493 | |
1437 | #endif |
1494 | #endif |
1438 | |
1495 | |
1439 | /*****************************************************************************/ |
1496 | /*****************************************************************************/ |
1440 | |
1497 | |
|
|
1498 | #if EV_USE_IOCP |
|
|
1499 | # include "ev_iocp.c" |
|
|
1500 | #endif |
1441 | #if EV_USE_PORT |
1501 | #if EV_USE_PORT |
1442 | # include "ev_port.c" |
1502 | # include "ev_port.c" |
1443 | #endif |
1503 | #endif |
1444 | #if EV_USE_KQUEUE |
1504 | #if EV_USE_KQUEUE |
1445 | # include "ev_kqueue.c" |
1505 | # include "ev_kqueue.c" |
… | |
… | |
1505 | #ifdef __APPLE__ |
1565 | #ifdef __APPLE__ |
1506 | /* only select works correctly on that "unix-certified" platform */ |
1566 | /* only select works correctly on that "unix-certified" platform */ |
1507 | flags &= ~EVBACKEND_KQUEUE; /* horribly broken, even for sockets */ |
1567 | flags &= ~EVBACKEND_KQUEUE; /* horribly broken, even for sockets */ |
1508 | flags &= ~EVBACKEND_POLL; /* poll is based on kqueue from 10.5 onwards */ |
1568 | flags &= ~EVBACKEND_POLL; /* poll is based on kqueue from 10.5 onwards */ |
1509 | #endif |
1569 | #endif |
|
|
1570 | #ifdef __FreeBSD__ |
|
|
1571 | flags &= ~EVBACKEND_POLL; /* poll return value is unusable (http://forums.freebsd.org/archive/index.php/t-10270.html) */ |
|
|
1572 | #endif |
1510 | |
1573 | |
1511 | return flags; |
1574 | return flags; |
1512 | } |
1575 | } |
1513 | |
1576 | |
1514 | unsigned int |
1577 | unsigned int |
1515 | ev_embeddable_backends (void) |
1578 | ev_embeddable_backends (void) |
1516 | { |
1579 | { |
1517 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
1580 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
1518 | |
1581 | |
1519 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
1582 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
1520 | /* please fix it and tell me how to detect the fix */ |
1583 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
1521 | flags &= ~EVBACKEND_EPOLL; |
1584 | flags &= ~EVBACKEND_EPOLL; |
1522 | |
1585 | |
1523 | return flags; |
1586 | return flags; |
1524 | } |
1587 | } |
1525 | |
1588 | |
1526 | unsigned int |
1589 | unsigned int |
1527 | ev_backend (EV_P) |
1590 | ev_backend (EV_P) |
1528 | { |
1591 | { |
1529 | return backend; |
1592 | return backend; |
1530 | } |
1593 | } |
1531 | |
1594 | |
1532 | #if EV_MINIMAL < 2 |
1595 | #if EV_FEATURE_API |
1533 | unsigned int |
1596 | unsigned int |
1534 | ev_loop_count (EV_P) |
1597 | ev_iteration (EV_P) |
1535 | { |
1598 | { |
1536 | return loop_count; |
1599 | return loop_count; |
1537 | } |
1600 | } |
1538 | |
1601 | |
1539 | unsigned int |
1602 | unsigned int |
1540 | ev_loop_depth (EV_P) |
1603 | ev_depth (EV_P) |
1541 | { |
1604 | { |
1542 | return loop_depth; |
1605 | return loop_depth; |
1543 | } |
1606 | } |
1544 | |
1607 | |
1545 | void |
1608 | void |
… | |
… | |
1617 | |
1680 | |
1618 | ev_rt_now = ev_time (); |
1681 | ev_rt_now = ev_time (); |
1619 | mn_now = get_clock (); |
1682 | mn_now = get_clock (); |
1620 | now_floor = mn_now; |
1683 | now_floor = mn_now; |
1621 | rtmn_diff = ev_rt_now - mn_now; |
1684 | rtmn_diff = ev_rt_now - mn_now; |
1622 | #if EV_MINIMAL < 2 |
1685 | #if EV_FEATURE_API |
1623 | invoke_cb = ev_invoke_pending; |
1686 | invoke_cb = ev_invoke_pending; |
1624 | #endif |
1687 | #endif |
1625 | |
1688 | |
1626 | io_blocktime = 0.; |
1689 | io_blocktime = 0.; |
1627 | timeout_blocktime = 0.; |
1690 | timeout_blocktime = 0.; |
… | |
… | |
1639 | #endif |
1702 | #endif |
1640 | |
1703 | |
1641 | if (!(flags & 0x0000ffffU)) |
1704 | if (!(flags & 0x0000ffffU)) |
1642 | flags |= ev_recommended_backends (); |
1705 | flags |= ev_recommended_backends (); |
1643 | |
1706 | |
|
|
1707 | #if EV_USE_IOCP |
|
|
1708 | if (!backend && (flags & EVBACKEND_IOCP )) backend = iocp_init (EV_A_ flags); |
|
|
1709 | #endif |
1644 | #if EV_USE_PORT |
1710 | #if EV_USE_PORT |
1645 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
1711 | if (!backend && (flags & EVBACKEND_PORT )) backend = port_init (EV_A_ flags); |
1646 | #endif |
1712 | #endif |
1647 | #if EV_USE_KQUEUE |
1713 | #if EV_USE_KQUEUE |
1648 | if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags); |
1714 | if (!backend && (flags & EVBACKEND_KQUEUE)) backend = kqueue_init (EV_A_ flags); |
… | |
… | |
1657 | if (!backend && (flags & EVBACKEND_SELECT)) backend = select_init (EV_A_ flags); |
1723 | if (!backend && (flags & EVBACKEND_SELECT)) backend = select_init (EV_A_ flags); |
1658 | #endif |
1724 | #endif |
1659 | |
1725 | |
1660 | ev_prepare_init (&pending_w, pendingcb); |
1726 | ev_prepare_init (&pending_w, pendingcb); |
1661 | |
1727 | |
|
|
1728 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
1662 | ev_init (&pipe_w, pipecb); |
1729 | ev_init (&pipe_w, pipecb); |
1663 | ev_set_priority (&pipe_w, EV_MAXPRI); |
1730 | ev_set_priority (&pipe_w, EV_MAXPRI); |
|
|
1731 | #endif |
1664 | } |
1732 | } |
1665 | } |
1733 | } |
1666 | |
1734 | |
1667 | /* free up a loop structure */ |
1735 | /* free up a loop structure */ |
1668 | static void noinline |
1736 | void |
1669 | loop_destroy (EV_P) |
1737 | ev_loop_destroy (EV_P) |
1670 | { |
1738 | { |
1671 | int i; |
1739 | int i; |
|
|
1740 | |
|
|
1741 | #if EV_CHILD_ENABLE |
|
|
1742 | if (ev_is_active (&childev)) |
|
|
1743 | { |
|
|
1744 | ev_ref (EV_A); /* child watcher */ |
|
|
1745 | ev_signal_stop (EV_A_ &childev); |
|
|
1746 | } |
|
|
1747 | #endif |
1672 | |
1748 | |
1673 | if (ev_is_active (&pipe_w)) |
1749 | if (ev_is_active (&pipe_w)) |
1674 | { |
1750 | { |
1675 | /*ev_ref (EV_A);*/ |
1751 | /*ev_ref (EV_A);*/ |
1676 | /*ev_io_stop (EV_A_ &pipe_w);*/ |
1752 | /*ev_io_stop (EV_A_ &pipe_w);*/ |
… | |
… | |
1698 | #endif |
1774 | #endif |
1699 | |
1775 | |
1700 | if (backend_fd >= 0) |
1776 | if (backend_fd >= 0) |
1701 | close (backend_fd); |
1777 | close (backend_fd); |
1702 | |
1778 | |
|
|
1779 | #if EV_USE_IOCP |
|
|
1780 | if (backend == EVBACKEND_IOCP ) iocp_destroy (EV_A); |
|
|
1781 | #endif |
1703 | #if EV_USE_PORT |
1782 | #if EV_USE_PORT |
1704 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
1783 | if (backend == EVBACKEND_PORT ) port_destroy (EV_A); |
1705 | #endif |
1784 | #endif |
1706 | #if EV_USE_KQUEUE |
1785 | #if EV_USE_KQUEUE |
1707 | if (backend == EVBACKEND_KQUEUE) kqueue_destroy (EV_A); |
1786 | if (backend == EVBACKEND_KQUEUE) kqueue_destroy (EV_A); |
… | |
… | |
1734 | array_free (periodic, EMPTY); |
1813 | array_free (periodic, EMPTY); |
1735 | #endif |
1814 | #endif |
1736 | #if EV_FORK_ENABLE |
1815 | #if EV_FORK_ENABLE |
1737 | array_free (fork, EMPTY); |
1816 | array_free (fork, EMPTY); |
1738 | #endif |
1817 | #endif |
|
|
1818 | #if EV_CLEANUP_ENABLE |
|
|
1819 | array_free (cleanup, EMPTY); |
|
|
1820 | #endif |
1739 | array_free (prepare, EMPTY); |
1821 | array_free (prepare, EMPTY); |
1740 | array_free (check, EMPTY); |
1822 | array_free (check, EMPTY); |
1741 | #if EV_ASYNC_ENABLE |
1823 | #if EV_ASYNC_ENABLE |
1742 | array_free (async, EMPTY); |
1824 | array_free (async, EMPTY); |
1743 | #endif |
1825 | #endif |
1744 | |
1826 | |
1745 | backend = 0; |
1827 | backend = 0; |
|
|
1828 | |
|
|
1829 | #if EV_MULTIPLICITY |
|
|
1830 | if (ev_is_default_loop (EV_A)) |
|
|
1831 | #endif |
|
|
1832 | ev_default_loop_ptr = 0; |
|
|
1833 | #if EV_MULTIPLICITY |
|
|
1834 | else |
|
|
1835 | ev_free (EV_A); |
|
|
1836 | #endif |
1746 | } |
1837 | } |
1747 | |
1838 | |
1748 | #if EV_USE_INOTIFY |
1839 | #if EV_USE_INOTIFY |
1749 | inline_size void infy_fork (EV_P); |
1840 | inline_size void infy_fork (EV_P); |
1750 | #endif |
1841 | #endif |
… | |
… | |
1786 | { |
1877 | { |
1787 | EV_WIN32_CLOSE_FD (evpipe [0]); |
1878 | EV_WIN32_CLOSE_FD (evpipe [0]); |
1788 | EV_WIN32_CLOSE_FD (evpipe [1]); |
1879 | EV_WIN32_CLOSE_FD (evpipe [1]); |
1789 | } |
1880 | } |
1790 | |
1881 | |
|
|
1882 | #if EV_SIGNAL_ENABLE || EV_ASYNC_ENABLE |
1791 | evpipe_init (EV_A); |
1883 | evpipe_init (EV_A); |
1792 | /* now iterate over everything, in case we missed something */ |
1884 | /* now iterate over everything, in case we missed something */ |
1793 | pipecb (EV_A_ &pipe_w, EV_READ); |
1885 | pipecb (EV_A_ &pipe_w, EV_READ); |
|
|
1886 | #endif |
1794 | } |
1887 | } |
1795 | |
1888 | |
1796 | postfork = 0; |
1889 | postfork = 0; |
1797 | } |
1890 | } |
1798 | |
1891 | |
… | |
… | |
1807 | loop_init (EV_A_ flags); |
1900 | loop_init (EV_A_ flags); |
1808 | |
1901 | |
1809 | if (ev_backend (EV_A)) |
1902 | if (ev_backend (EV_A)) |
1810 | return EV_A; |
1903 | return EV_A; |
1811 | |
1904 | |
|
|
1905 | ev_free (EV_A); |
1812 | return 0; |
1906 | return 0; |
1813 | } |
1907 | } |
1814 | |
1908 | |
1815 | void |
|
|
1816 | ev_loop_destroy (EV_P) |
|
|
1817 | { |
|
|
1818 | loop_destroy (EV_A); |
|
|
1819 | ev_free (loop); |
|
|
1820 | } |
|
|
1821 | |
|
|
1822 | void |
|
|
1823 | ev_loop_fork (EV_P) |
|
|
1824 | { |
|
|
1825 | postfork = 1; /* must be in line with ev_default_fork */ |
|
|
1826 | } |
|
|
1827 | #endif /* multiplicity */ |
1909 | #endif /* multiplicity */ |
1828 | |
1910 | |
1829 | #if EV_VERIFY |
1911 | #if EV_VERIFY |
1830 | static void noinline |
1912 | static void noinline |
1831 | verify_watcher (EV_P_ W w) |
1913 | verify_watcher (EV_P_ W w) |
… | |
… | |
1860 | verify_watcher (EV_A_ ws [cnt]); |
1942 | verify_watcher (EV_A_ ws [cnt]); |
1861 | } |
1943 | } |
1862 | } |
1944 | } |
1863 | #endif |
1945 | #endif |
1864 | |
1946 | |
1865 | #if EV_MINIMAL < 2 |
1947 | #if EV_FEATURE_API |
1866 | void |
1948 | void |
1867 | ev_loop_verify (EV_P) |
1949 | ev_verify (EV_P) |
1868 | { |
1950 | { |
1869 | #if EV_VERIFY |
1951 | #if EV_VERIFY |
1870 | int i; |
1952 | int i; |
1871 | WL w; |
1953 | WL w; |
1872 | |
1954 | |
… | |
… | |
1906 | #if EV_FORK_ENABLE |
1988 | #if EV_FORK_ENABLE |
1907 | assert (forkmax >= forkcnt); |
1989 | assert (forkmax >= forkcnt); |
1908 | array_verify (EV_A_ (W *)forks, forkcnt); |
1990 | array_verify (EV_A_ (W *)forks, forkcnt); |
1909 | #endif |
1991 | #endif |
1910 | |
1992 | |
|
|
1993 | #if EV_CLEANUP_ENABLE |
|
|
1994 | assert (cleanupmax >= cleanupcnt); |
|
|
1995 | array_verify (EV_A_ (W *)cleanups, cleanupcnt); |
|
|
1996 | #endif |
|
|
1997 | |
1911 | #if EV_ASYNC_ENABLE |
1998 | #if EV_ASYNC_ENABLE |
1912 | assert (asyncmax >= asynccnt); |
1999 | assert (asyncmax >= asynccnt); |
1913 | array_verify (EV_A_ (W *)asyncs, asynccnt); |
2000 | array_verify (EV_A_ (W *)asyncs, asynccnt); |
1914 | #endif |
2001 | #endif |
1915 | |
2002 | |
|
|
2003 | #if EV_PREPARE_ENABLE |
1916 | assert (preparemax >= preparecnt); |
2004 | assert (preparemax >= preparecnt); |
1917 | array_verify (EV_A_ (W *)prepares, preparecnt); |
2005 | array_verify (EV_A_ (W *)prepares, preparecnt); |
|
|
2006 | #endif |
1918 | |
2007 | |
|
|
2008 | #if EV_CHECK_ENABLE |
1919 | assert (checkmax >= checkcnt); |
2009 | assert (checkmax >= checkcnt); |
1920 | array_verify (EV_A_ (W *)checks, checkcnt); |
2010 | array_verify (EV_A_ (W *)checks, checkcnt); |
|
|
2011 | #endif |
1921 | |
2012 | |
1922 | # if 0 |
2013 | # if 0 |
|
|
2014 | #if EV_CHILD_ENABLE |
1923 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
2015 | for (w = (ev_child *)childs [chain & ((EV_PID_HASHSIZE) - 1)]; w; w = (ev_child *)((WL)w)->next) |
1924 | for (signum = EV_NSIG; signum--; ) if (signals [signum].pending) |
2016 | for (signum = EV_NSIG; signum--; ) if (signals [signum].pending) |
|
|
2017 | #endif |
1925 | # endif |
2018 | # endif |
1926 | #endif |
2019 | #endif |
1927 | } |
2020 | } |
1928 | #endif |
2021 | #endif |
1929 | |
2022 | |
1930 | #if EV_MULTIPLICITY |
2023 | #if EV_MULTIPLICITY |
1931 | struct ev_loop * |
2024 | struct ev_loop * |
1932 | ev_default_loop_init (unsigned int flags) |
|
|
1933 | #else |
2025 | #else |
1934 | int |
2026 | int |
|
|
2027 | #endif |
1935 | ev_default_loop (unsigned int flags) |
2028 | ev_default_loop (unsigned int flags) |
1936 | #endif |
|
|
1937 | { |
2029 | { |
1938 | if (!ev_default_loop_ptr) |
2030 | if (!ev_default_loop_ptr) |
1939 | { |
2031 | { |
1940 | #if EV_MULTIPLICITY |
2032 | #if EV_MULTIPLICITY |
1941 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
2033 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
… | |
… | |
1945 | |
2037 | |
1946 | loop_init (EV_A_ flags); |
2038 | loop_init (EV_A_ flags); |
1947 | |
2039 | |
1948 | if (ev_backend (EV_A)) |
2040 | if (ev_backend (EV_A)) |
1949 | { |
2041 | { |
1950 | #ifndef _WIN32 |
2042 | #if EV_CHILD_ENABLE |
1951 | ev_signal_init (&childev, childcb, SIGCHLD); |
2043 | ev_signal_init (&childev, childcb, SIGCHLD); |
1952 | ev_set_priority (&childev, EV_MAXPRI); |
2044 | ev_set_priority (&childev, EV_MAXPRI); |
1953 | ev_signal_start (EV_A_ &childev); |
2045 | ev_signal_start (EV_A_ &childev); |
1954 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
2046 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
1955 | #endif |
2047 | #endif |
… | |
… | |
1960 | |
2052 | |
1961 | return ev_default_loop_ptr; |
2053 | return ev_default_loop_ptr; |
1962 | } |
2054 | } |
1963 | |
2055 | |
1964 | void |
2056 | void |
1965 | ev_default_destroy (void) |
2057 | ev_loop_fork (EV_P) |
1966 | { |
2058 | { |
1967 | #if EV_MULTIPLICITY |
|
|
1968 | EV_P = ev_default_loop_ptr; |
|
|
1969 | #endif |
|
|
1970 | |
|
|
1971 | ev_default_loop_ptr = 0; |
|
|
1972 | |
|
|
1973 | #ifndef _WIN32 |
|
|
1974 | ev_ref (EV_A); /* child watcher */ |
|
|
1975 | ev_signal_stop (EV_A_ &childev); |
|
|
1976 | #endif |
|
|
1977 | |
|
|
1978 | loop_destroy (EV_A); |
|
|
1979 | } |
|
|
1980 | |
|
|
1981 | void |
|
|
1982 | ev_default_fork (void) |
|
|
1983 | { |
|
|
1984 | #if EV_MULTIPLICITY |
|
|
1985 | EV_P = ev_default_loop_ptr; |
|
|
1986 | #endif |
|
|
1987 | |
|
|
1988 | postfork = 1; /* must be in line with ev_loop_fork */ |
2059 | postfork = 1; /* must be in line with ev_default_fork */ |
1989 | } |
2060 | } |
1990 | |
2061 | |
1991 | /*****************************************************************************/ |
2062 | /*****************************************************************************/ |
1992 | |
2063 | |
1993 | void |
2064 | void |
… | |
… | |
2084 | EV_FREQUENT_CHECK; |
2155 | EV_FREQUENT_CHECK; |
2085 | feed_reverse (EV_A_ (W)w); |
2156 | feed_reverse (EV_A_ (W)w); |
2086 | } |
2157 | } |
2087 | while (timercnt && ANHE_at (timers [HEAP0]) < mn_now); |
2158 | while (timercnt && ANHE_at (timers [HEAP0]) < mn_now); |
2088 | |
2159 | |
2089 | feed_reverse_done (EV_A_ EV_TIMEOUT); |
2160 | feed_reverse_done (EV_A_ EV_TIMER); |
2090 | } |
2161 | } |
2091 | } |
2162 | } |
2092 | |
2163 | |
2093 | #if EV_PERIODIC_ENABLE |
2164 | #if EV_PERIODIC_ENABLE |
2094 | /* make periodics pending */ |
2165 | /* make periodics pending */ |
… | |
… | |
2147 | feed_reverse_done (EV_A_ EV_PERIODIC); |
2218 | feed_reverse_done (EV_A_ EV_PERIODIC); |
2148 | } |
2219 | } |
2149 | } |
2220 | } |
2150 | |
2221 | |
2151 | /* simply recalculate all periodics */ |
2222 | /* simply recalculate all periodics */ |
2152 | /* TODO: maybe ensure that at leats one event happens when jumping forward? */ |
2223 | /* TODO: maybe ensure that at least one event happens when jumping forward? */ |
2153 | static void noinline |
2224 | static void noinline |
2154 | periodics_reschedule (EV_P) |
2225 | periodics_reschedule (EV_P) |
2155 | { |
2226 | { |
2156 | int i; |
2227 | int i; |
2157 | |
2228 | |
… | |
… | |
2253 | mn_now = ev_rt_now; |
2324 | mn_now = ev_rt_now; |
2254 | } |
2325 | } |
2255 | } |
2326 | } |
2256 | |
2327 | |
2257 | void |
2328 | void |
2258 | ev_loop (EV_P_ int flags) |
2329 | ev_run (EV_P_ int flags) |
2259 | { |
2330 | { |
2260 | #if EV_MINIMAL < 2 |
2331 | #if EV_FEATURE_API |
2261 | ++loop_depth; |
2332 | ++loop_depth; |
2262 | #endif |
2333 | #endif |
2263 | |
2334 | |
2264 | assert (("libev: ev_loop recursion during release detected", loop_done != EVUNLOOP_RECURSE)); |
2335 | assert (("libev: ev_loop recursion during release detected", loop_done != EVBREAK_RECURSE)); |
2265 | |
2336 | |
2266 | loop_done = EVUNLOOP_CANCEL; |
2337 | loop_done = EVBREAK_CANCEL; |
2267 | |
2338 | |
2268 | EV_INVOKE_PENDING; /* in case we recurse, ensure ordering stays nice and clean */ |
2339 | EV_INVOKE_PENDING; /* in case we recurse, ensure ordering stays nice and clean */ |
2269 | |
2340 | |
2270 | do |
2341 | do |
2271 | { |
2342 | { |
2272 | #if EV_VERIFY >= 2 |
2343 | #if EV_VERIFY >= 2 |
2273 | ev_loop_verify (EV_A); |
2344 | ev_verify (EV_A); |
2274 | #endif |
2345 | #endif |
2275 | |
2346 | |
2276 | #ifndef _WIN32 |
2347 | #ifndef _WIN32 |
2277 | if (expect_false (curpid)) /* penalise the forking check even more */ |
2348 | if (expect_false (curpid)) /* penalise the forking check even more */ |
2278 | if (expect_false (getpid () != curpid)) |
2349 | if (expect_false (getpid () != curpid)) |
… | |
… | |
2290 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
2361 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
2291 | EV_INVOKE_PENDING; |
2362 | EV_INVOKE_PENDING; |
2292 | } |
2363 | } |
2293 | #endif |
2364 | #endif |
2294 | |
2365 | |
|
|
2366 | #if EV_PREPARE_ENABLE |
2295 | /* queue prepare watchers (and execute them) */ |
2367 | /* queue prepare watchers (and execute them) */ |
2296 | if (expect_false (preparecnt)) |
2368 | if (expect_false (preparecnt)) |
2297 | { |
2369 | { |
2298 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
2370 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
2299 | EV_INVOKE_PENDING; |
2371 | EV_INVOKE_PENDING; |
2300 | } |
2372 | } |
|
|
2373 | #endif |
2301 | |
2374 | |
2302 | if (expect_false (loop_done)) |
2375 | if (expect_false (loop_done)) |
2303 | break; |
2376 | break; |
2304 | |
2377 | |
2305 | /* we might have forked, so reify kernel state if necessary */ |
2378 | /* we might have forked, so reify kernel state if necessary */ |
… | |
… | |
2312 | /* calculate blocking time */ |
2385 | /* calculate blocking time */ |
2313 | { |
2386 | { |
2314 | ev_tstamp waittime = 0.; |
2387 | ev_tstamp waittime = 0.; |
2315 | ev_tstamp sleeptime = 0.; |
2388 | ev_tstamp sleeptime = 0.; |
2316 | |
2389 | |
|
|
2390 | /* remember old timestamp for io_blocktime calculation */ |
|
|
2391 | ev_tstamp prev_mn_now = mn_now; |
|
|
2392 | |
|
|
2393 | /* update time to cancel out callback processing overhead */ |
|
|
2394 | time_update (EV_A_ 1e100); |
|
|
2395 | |
2317 | if (expect_true (!(flags & EVLOOP_NONBLOCK || idleall || !activecnt))) |
2396 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt))) |
2318 | { |
2397 | { |
2319 | /* remember old timestamp for io_blocktime calculation */ |
|
|
2320 | ev_tstamp prev_mn_now = mn_now; |
|
|
2321 | |
|
|
2322 | /* update time to cancel out callback processing overhead */ |
|
|
2323 | time_update (EV_A_ 1e100); |
|
|
2324 | |
|
|
2325 | waittime = MAX_BLOCKTIME; |
2398 | waittime = MAX_BLOCKTIME; |
2326 | |
2399 | |
2327 | if (timercnt) |
2400 | if (timercnt) |
2328 | { |
2401 | { |
2329 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now + backend_fudge; |
2402 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now + backend_fudge; |
… | |
… | |
2356 | waittime -= sleeptime; |
2429 | waittime -= sleeptime; |
2357 | } |
2430 | } |
2358 | } |
2431 | } |
2359 | } |
2432 | } |
2360 | |
2433 | |
2361 | #if EV_MINIMAL < 2 |
2434 | #if EV_FEATURE_API |
2362 | ++loop_count; |
2435 | ++loop_count; |
2363 | #endif |
2436 | #endif |
2364 | assert ((loop_done = EVUNLOOP_RECURSE, 1)); /* assert for side effect */ |
2437 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
2365 | backend_poll (EV_A_ waittime); |
2438 | backend_poll (EV_A_ waittime); |
2366 | assert ((loop_done = EVUNLOOP_CANCEL, 1)); /* assert for side effect */ |
2439 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
2367 | |
2440 | |
2368 | /* update ev_rt_now, do magic */ |
2441 | /* update ev_rt_now, do magic */ |
2369 | time_update (EV_A_ waittime + sleeptime); |
2442 | time_update (EV_A_ waittime + sleeptime); |
2370 | } |
2443 | } |
2371 | |
2444 | |
… | |
… | |
2378 | #if EV_IDLE_ENABLE |
2451 | #if EV_IDLE_ENABLE |
2379 | /* queue idle watchers unless other events are pending */ |
2452 | /* queue idle watchers unless other events are pending */ |
2380 | idle_reify (EV_A); |
2453 | idle_reify (EV_A); |
2381 | #endif |
2454 | #endif |
2382 | |
2455 | |
|
|
2456 | #if EV_CHECK_ENABLE |
2383 | /* queue check watchers, to be executed first */ |
2457 | /* queue check watchers, to be executed first */ |
2384 | if (expect_false (checkcnt)) |
2458 | if (expect_false (checkcnt)) |
2385 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
2459 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
|
|
2460 | #endif |
2386 | |
2461 | |
2387 | EV_INVOKE_PENDING; |
2462 | EV_INVOKE_PENDING; |
2388 | } |
2463 | } |
2389 | while (expect_true ( |
2464 | while (expect_true ( |
2390 | activecnt |
2465 | activecnt |
2391 | && !loop_done |
2466 | && !loop_done |
2392 | && !(flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK)) |
2467 | && !(flags & (EVRUN_ONCE | EVRUN_NOWAIT)) |
2393 | )); |
2468 | )); |
2394 | |
2469 | |
2395 | if (loop_done == EVUNLOOP_ONE) |
2470 | if (loop_done == EVBREAK_ONE) |
2396 | loop_done = EVUNLOOP_CANCEL; |
2471 | loop_done = EVBREAK_CANCEL; |
2397 | |
2472 | |
2398 | #if EV_MINIMAL < 2 |
2473 | #if EV_FEATURE_API |
2399 | --loop_depth; |
2474 | --loop_depth; |
2400 | #endif |
2475 | #endif |
2401 | } |
2476 | } |
2402 | |
2477 | |
2403 | void |
2478 | void |
2404 | ev_unloop (EV_P_ int how) |
2479 | ev_break (EV_P_ int how) |
2405 | { |
2480 | { |
2406 | loop_done = how; |
2481 | loop_done = how; |
2407 | } |
2482 | } |
2408 | |
2483 | |
2409 | void |
2484 | void |
… | |
… | |
2557 | EV_FREQUENT_CHECK; |
2632 | EV_FREQUENT_CHECK; |
2558 | |
2633 | |
2559 | wlist_del (&anfds[w->fd].head, (WL)w); |
2634 | wlist_del (&anfds[w->fd].head, (WL)w); |
2560 | ev_stop (EV_A_ (W)w); |
2635 | ev_stop (EV_A_ (W)w); |
2561 | |
2636 | |
2562 | fd_change (EV_A_ w->fd, 1); |
2637 | fd_change (EV_A_ w->fd, EV_ANFD_REIFY); |
2563 | |
2638 | |
2564 | EV_FREQUENT_CHECK; |
2639 | EV_FREQUENT_CHECK; |
2565 | } |
2640 | } |
2566 | |
2641 | |
2567 | void noinline |
2642 | void noinline |
… | |
… | |
2720 | |
2795 | |
2721 | #ifndef SA_RESTART |
2796 | #ifndef SA_RESTART |
2722 | # define SA_RESTART 0 |
2797 | # define SA_RESTART 0 |
2723 | #endif |
2798 | #endif |
2724 | |
2799 | |
|
|
2800 | #if EV_SIGNAL_ENABLE |
|
|
2801 | |
2725 | void noinline |
2802 | void noinline |
2726 | ev_signal_start (EV_P_ ev_signal *w) |
2803 | ev_signal_start (EV_P_ ev_signal *w) |
2727 | { |
2804 | { |
2728 | if (expect_false (ev_is_active (w))) |
2805 | if (expect_false (ev_is_active (w))) |
2729 | return; |
2806 | return; |
… | |
… | |
2835 | } |
2912 | } |
2836 | |
2913 | |
2837 | EV_FREQUENT_CHECK; |
2914 | EV_FREQUENT_CHECK; |
2838 | } |
2915 | } |
2839 | |
2916 | |
|
|
2917 | #endif |
|
|
2918 | |
|
|
2919 | #if EV_CHILD_ENABLE |
|
|
2920 | |
2840 | void |
2921 | void |
2841 | ev_child_start (EV_P_ ev_child *w) |
2922 | ev_child_start (EV_P_ ev_child *w) |
2842 | { |
2923 | { |
2843 | #if EV_MULTIPLICITY |
2924 | #if EV_MULTIPLICITY |
2844 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
2925 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
… | |
… | |
2847 | return; |
2928 | return; |
2848 | |
2929 | |
2849 | EV_FREQUENT_CHECK; |
2930 | EV_FREQUENT_CHECK; |
2850 | |
2931 | |
2851 | ev_start (EV_A_ (W)w, 1); |
2932 | ev_start (EV_A_ (W)w, 1); |
2852 | wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2933 | wlist_add (&childs [w->pid & ((EV_PID_HASHSIZE) - 1)], (WL)w); |
2853 | |
2934 | |
2854 | EV_FREQUENT_CHECK; |
2935 | EV_FREQUENT_CHECK; |
2855 | } |
2936 | } |
2856 | |
2937 | |
2857 | void |
2938 | void |
… | |
… | |
2861 | if (expect_false (!ev_is_active (w))) |
2942 | if (expect_false (!ev_is_active (w))) |
2862 | return; |
2943 | return; |
2863 | |
2944 | |
2864 | EV_FREQUENT_CHECK; |
2945 | EV_FREQUENT_CHECK; |
2865 | |
2946 | |
2866 | wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w); |
2947 | wlist_del (&childs [w->pid & ((EV_PID_HASHSIZE) - 1)], (WL)w); |
2867 | ev_stop (EV_A_ (W)w); |
2948 | ev_stop (EV_A_ (W)w); |
2868 | |
2949 | |
2869 | EV_FREQUENT_CHECK; |
2950 | EV_FREQUENT_CHECK; |
2870 | } |
2951 | } |
|
|
2952 | |
|
|
2953 | #endif |
2871 | |
2954 | |
2872 | #if EV_STAT_ENABLE |
2955 | #if EV_STAT_ENABLE |
2873 | |
2956 | |
2874 | # ifdef _WIN32 |
2957 | # ifdef _WIN32 |
2875 | # undef lstat |
2958 | # undef lstat |
… | |
… | |
2942 | while (w->wd < 0 && (errno == ENOENT || errno == EACCES)); |
3025 | while (w->wd < 0 && (errno == ENOENT || errno == EACCES)); |
2943 | } |
3026 | } |
2944 | } |
3027 | } |
2945 | |
3028 | |
2946 | if (w->wd >= 0) |
3029 | if (w->wd >= 0) |
2947 | wlist_add (&fs_hash [w->wd & (EV_INOTIFY_HASHSIZE - 1)].head, (WL)w); |
3030 | wlist_add (&fs_hash [w->wd & ((EV_INOTIFY_HASHSIZE) - 1)].head, (WL)w); |
2948 | |
3031 | |
2949 | /* now re-arm timer, if required */ |
3032 | /* now re-arm timer, if required */ |
2950 | if (ev_is_active (&w->timer)) ev_ref (EV_A); |
3033 | if (ev_is_active (&w->timer)) ev_ref (EV_A); |
2951 | ev_timer_again (EV_A_ &w->timer); |
3034 | ev_timer_again (EV_A_ &w->timer); |
2952 | if (ev_is_active (&w->timer)) ev_unref (EV_A); |
3035 | if (ev_is_active (&w->timer)) ev_unref (EV_A); |
… | |
… | |
2960 | |
3043 | |
2961 | if (wd < 0) |
3044 | if (wd < 0) |
2962 | return; |
3045 | return; |
2963 | |
3046 | |
2964 | w->wd = -2; |
3047 | w->wd = -2; |
2965 | slot = wd & (EV_INOTIFY_HASHSIZE - 1); |
3048 | slot = wd & ((EV_INOTIFY_HASHSIZE) - 1); |
2966 | wlist_del (&fs_hash [slot].head, (WL)w); |
3049 | wlist_del (&fs_hash [slot].head, (WL)w); |
2967 | |
3050 | |
2968 | /* remove this watcher, if others are watching it, they will rearm */ |
3051 | /* remove this watcher, if others are watching it, they will rearm */ |
2969 | inotify_rm_watch (fs_fd, wd); |
3052 | inotify_rm_watch (fs_fd, wd); |
2970 | } |
3053 | } |
… | |
… | |
2972 | static void noinline |
3055 | static void noinline |
2973 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
3056 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
2974 | { |
3057 | { |
2975 | if (slot < 0) |
3058 | if (slot < 0) |
2976 | /* overflow, need to check for all hash slots */ |
3059 | /* overflow, need to check for all hash slots */ |
2977 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
3060 | for (slot = 0; slot < (EV_INOTIFY_HASHSIZE); ++slot) |
2978 | infy_wd (EV_A_ slot, wd, ev); |
3061 | infy_wd (EV_A_ slot, wd, ev); |
2979 | else |
3062 | else |
2980 | { |
3063 | { |
2981 | WL w_; |
3064 | WL w_; |
2982 | |
3065 | |
2983 | for (w_ = fs_hash [slot & (EV_INOTIFY_HASHSIZE - 1)].head; w_; ) |
3066 | for (w_ = fs_hash [slot & ((EV_INOTIFY_HASHSIZE) - 1)].head; w_; ) |
2984 | { |
3067 | { |
2985 | ev_stat *w = (ev_stat *)w_; |
3068 | ev_stat *w = (ev_stat *)w_; |
2986 | w_ = w_->next; /* lets us remove this watcher and all before it */ |
3069 | w_ = w_->next; /* lets us remove this watcher and all before it */ |
2987 | |
3070 | |
2988 | if (w->wd == wd || wd == -1) |
3071 | if (w->wd == wd || wd == -1) |
2989 | { |
3072 | { |
2990 | if (ev->mask & (IN_IGNORED | IN_UNMOUNT | IN_DELETE_SELF)) |
3073 | if (ev->mask & (IN_IGNORED | IN_UNMOUNT | IN_DELETE_SELF)) |
2991 | { |
3074 | { |
2992 | wlist_del (&fs_hash [slot & (EV_INOTIFY_HASHSIZE - 1)].head, (WL)w); |
3075 | wlist_del (&fs_hash [slot & ((EV_INOTIFY_HASHSIZE) - 1)].head, (WL)w); |
2993 | w->wd = -1; |
3076 | w->wd = -1; |
2994 | infy_add (EV_A_ w); /* re-add, no matter what */ |
3077 | infy_add (EV_A_ w); /* re-add, no matter what */ |
2995 | } |
3078 | } |
2996 | |
3079 | |
2997 | stat_timer_cb (EV_A_ &w->timer, 0); |
3080 | stat_timer_cb (EV_A_ &w->timer, 0); |
… | |
… | |
3011 | { |
3094 | { |
3012 | struct inotify_event *ev = (struct inotify_event *)(buf + ofs); |
3095 | struct inotify_event *ev = (struct inotify_event *)(buf + ofs); |
3013 | infy_wd (EV_A_ ev->wd, ev->wd, ev); |
3096 | infy_wd (EV_A_ ev->wd, ev->wd, ev); |
3014 | ofs += sizeof (struct inotify_event) + ev->len; |
3097 | ofs += sizeof (struct inotify_event) + ev->len; |
3015 | } |
3098 | } |
3016 | } |
|
|
3017 | |
|
|
3018 | inline_size unsigned int |
|
|
3019 | ev_linux_version (void) |
|
|
3020 | { |
|
|
3021 | struct utsname buf; |
|
|
3022 | unsigned int v; |
|
|
3023 | int i; |
|
|
3024 | char *p = buf.release; |
|
|
3025 | |
|
|
3026 | if (uname (&buf)) |
|
|
3027 | return 0; |
|
|
3028 | |
|
|
3029 | for (i = 3+1; --i; ) |
|
|
3030 | { |
|
|
3031 | unsigned int c = 0; |
|
|
3032 | |
|
|
3033 | for (;;) |
|
|
3034 | { |
|
|
3035 | if (*p >= '0' && *p <= '9') |
|
|
3036 | c = c * 10 + *p++ - '0'; |
|
|
3037 | else |
|
|
3038 | { |
|
|
3039 | p += *p == '.'; |
|
|
3040 | break; |
|
|
3041 | } |
|
|
3042 | } |
|
|
3043 | |
|
|
3044 | v = (v << 8) | c; |
|
|
3045 | } |
|
|
3046 | |
|
|
3047 | return v; |
|
|
3048 | } |
3099 | } |
3049 | |
3100 | |
3050 | inline_size void |
3101 | inline_size void |
3051 | ev_check_2625 (EV_P) |
3102 | ev_check_2625 (EV_P) |
3052 | { |
3103 | { |
… | |
… | |
3111 | ev_io_set (&fs_w, fs_fd, EV_READ); |
3162 | ev_io_set (&fs_w, fs_fd, EV_READ); |
3112 | ev_io_start (EV_A_ &fs_w); |
3163 | ev_io_start (EV_A_ &fs_w); |
3113 | ev_unref (EV_A); |
3164 | ev_unref (EV_A); |
3114 | } |
3165 | } |
3115 | |
3166 | |
3116 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
3167 | for (slot = 0; slot < (EV_INOTIFY_HASHSIZE); ++slot) |
3117 | { |
3168 | { |
3118 | WL w_ = fs_hash [slot].head; |
3169 | WL w_ = fs_hash [slot].head; |
3119 | fs_hash [slot].head = 0; |
3170 | fs_hash [slot].head = 0; |
3120 | |
3171 | |
3121 | while (w_) |
3172 | while (w_) |
… | |
… | |
3296 | |
3347 | |
3297 | EV_FREQUENT_CHECK; |
3348 | EV_FREQUENT_CHECK; |
3298 | } |
3349 | } |
3299 | #endif |
3350 | #endif |
3300 | |
3351 | |
|
|
3352 | #if EV_PREPARE_ENABLE |
3301 | void |
3353 | void |
3302 | ev_prepare_start (EV_P_ ev_prepare *w) |
3354 | ev_prepare_start (EV_P_ ev_prepare *w) |
3303 | { |
3355 | { |
3304 | if (expect_false (ev_is_active (w))) |
3356 | if (expect_false (ev_is_active (w))) |
3305 | return; |
3357 | return; |
… | |
… | |
3331 | |
3383 | |
3332 | ev_stop (EV_A_ (W)w); |
3384 | ev_stop (EV_A_ (W)w); |
3333 | |
3385 | |
3334 | EV_FREQUENT_CHECK; |
3386 | EV_FREQUENT_CHECK; |
3335 | } |
3387 | } |
|
|
3388 | #endif |
3336 | |
3389 | |
|
|
3390 | #if EV_CHECK_ENABLE |
3337 | void |
3391 | void |
3338 | ev_check_start (EV_P_ ev_check *w) |
3392 | ev_check_start (EV_P_ ev_check *w) |
3339 | { |
3393 | { |
3340 | if (expect_false (ev_is_active (w))) |
3394 | if (expect_false (ev_is_active (w))) |
3341 | return; |
3395 | return; |
… | |
… | |
3367 | |
3421 | |
3368 | ev_stop (EV_A_ (W)w); |
3422 | ev_stop (EV_A_ (W)w); |
3369 | |
3423 | |
3370 | EV_FREQUENT_CHECK; |
3424 | EV_FREQUENT_CHECK; |
3371 | } |
3425 | } |
|
|
3426 | #endif |
3372 | |
3427 | |
3373 | #if EV_EMBED_ENABLE |
3428 | #if EV_EMBED_ENABLE |
3374 | void noinline |
3429 | void noinline |
3375 | ev_embed_sweep (EV_P_ ev_embed *w) |
3430 | ev_embed_sweep (EV_P_ ev_embed *w) |
3376 | { |
3431 | { |
3377 | ev_loop (w->other, EVLOOP_NONBLOCK); |
3432 | ev_run (w->other, EVRUN_NOWAIT); |
3378 | } |
3433 | } |
3379 | |
3434 | |
3380 | static void |
3435 | static void |
3381 | embed_io_cb (EV_P_ ev_io *io, int revents) |
3436 | embed_io_cb (EV_P_ ev_io *io, int revents) |
3382 | { |
3437 | { |
3383 | ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io)); |
3438 | ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io)); |
3384 | |
3439 | |
3385 | if (ev_cb (w)) |
3440 | if (ev_cb (w)) |
3386 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
3441 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
3387 | else |
3442 | else |
3388 | ev_loop (w->other, EVLOOP_NONBLOCK); |
3443 | ev_run (w->other, EVRUN_NOWAIT); |
3389 | } |
3444 | } |
3390 | |
3445 | |
3391 | static void |
3446 | static void |
3392 | embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents) |
3447 | embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents) |
3393 | { |
3448 | { |
… | |
… | |
3397 | EV_P = w->other; |
3452 | EV_P = w->other; |
3398 | |
3453 | |
3399 | while (fdchangecnt) |
3454 | while (fdchangecnt) |
3400 | { |
3455 | { |
3401 | fd_reify (EV_A); |
3456 | fd_reify (EV_A); |
3402 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
3457 | ev_run (EV_A_ EVRUN_NOWAIT); |
3403 | } |
3458 | } |
3404 | } |
3459 | } |
3405 | } |
3460 | } |
3406 | |
3461 | |
3407 | static void |
3462 | static void |
… | |
… | |
3413 | |
3468 | |
3414 | { |
3469 | { |
3415 | EV_P = w->other; |
3470 | EV_P = w->other; |
3416 | |
3471 | |
3417 | ev_loop_fork (EV_A); |
3472 | ev_loop_fork (EV_A); |
3418 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
3473 | ev_run (EV_A_ EVRUN_NOWAIT); |
3419 | } |
3474 | } |
3420 | |
3475 | |
3421 | ev_embed_start (EV_A_ w); |
3476 | ev_embed_start (EV_A_ w); |
3422 | } |
3477 | } |
3423 | |
3478 | |
… | |
… | |
3515 | |
3570 | |
3516 | EV_FREQUENT_CHECK; |
3571 | EV_FREQUENT_CHECK; |
3517 | } |
3572 | } |
3518 | #endif |
3573 | #endif |
3519 | |
3574 | |
3520 | #if EV_ASYNC_ENABLE |
3575 | #if EV_CLEANUP_ENABLE |
3521 | void |
3576 | void |
3522 | ev_async_start (EV_P_ ev_async *w) |
3577 | ev_cleanup_start (EV_P_ ev_cleanup *w) |
3523 | { |
3578 | { |
3524 | if (expect_false (ev_is_active (w))) |
3579 | if (expect_false (ev_is_active (w))) |
3525 | return; |
3580 | return; |
|
|
3581 | |
|
|
3582 | EV_FREQUENT_CHECK; |
|
|
3583 | |
|
|
3584 | ev_start (EV_A_ (W)w, ++cleanupcnt); |
|
|
3585 | array_needsize (ev_cleanup *, cleanups, cleanupmax, cleanupcnt, EMPTY2); |
|
|
3586 | cleanups [cleanupcnt - 1] = w; |
|
|
3587 | |
|
|
3588 | EV_FREQUENT_CHECK; |
|
|
3589 | } |
|
|
3590 | |
|
|
3591 | void |
|
|
3592 | ev_cleanup_stop (EV_P_ ev_cleanup *w) |
|
|
3593 | { |
|
|
3594 | clear_pending (EV_A_ (W)w); |
|
|
3595 | if (expect_false (!ev_is_active (w))) |
|
|
3596 | return; |
|
|
3597 | |
|
|
3598 | EV_FREQUENT_CHECK; |
|
|
3599 | |
|
|
3600 | { |
|
|
3601 | int active = ev_active (w); |
|
|
3602 | |
|
|
3603 | cleanups [active - 1] = cleanups [--cleanupcnt]; |
|
|
3604 | ev_active (cleanups [active - 1]) = active; |
|
|
3605 | } |
|
|
3606 | |
|
|
3607 | ev_stop (EV_A_ (W)w); |
|
|
3608 | |
|
|
3609 | EV_FREQUENT_CHECK; |
|
|
3610 | } |
|
|
3611 | #endif |
|
|
3612 | |
|
|
3613 | #if EV_ASYNC_ENABLE |
|
|
3614 | void |
|
|
3615 | ev_async_start (EV_P_ ev_async *w) |
|
|
3616 | { |
|
|
3617 | if (expect_false (ev_is_active (w))) |
|
|
3618 | return; |
|
|
3619 | |
|
|
3620 | w->sent = 0; |
3526 | |
3621 | |
3527 | evpipe_init (EV_A); |
3622 | evpipe_init (EV_A); |
3528 | |
3623 | |
3529 | EV_FREQUENT_CHECK; |
3624 | EV_FREQUENT_CHECK; |
3530 | |
3625 | |
… | |
… | |
3608 | { |
3703 | { |
3609 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
3704 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
3610 | |
3705 | |
3611 | if (expect_false (!once)) |
3706 | if (expect_false (!once)) |
3612 | { |
3707 | { |
3613 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
3708 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMER, arg); |
3614 | return; |
3709 | return; |
3615 | } |
3710 | } |
3616 | |
3711 | |
3617 | once->cb = cb; |
3712 | once->cb = cb; |
3618 | once->arg = arg; |
3713 | once->arg = arg; |
… | |
… | |
3705 | if (types & EV_ASYNC) |
3800 | if (types & EV_ASYNC) |
3706 | for (i = asynccnt; i--; ) |
3801 | for (i = asynccnt; i--; ) |
3707 | cb (EV_A_ EV_ASYNC, asyncs [i]); |
3802 | cb (EV_A_ EV_ASYNC, asyncs [i]); |
3708 | #endif |
3803 | #endif |
3709 | |
3804 | |
|
|
3805 | #if EV_PREPARE_ENABLE |
3710 | if (types & EV_PREPARE) |
3806 | if (types & EV_PREPARE) |
3711 | for (i = preparecnt; i--; ) |
3807 | for (i = preparecnt; i--; ) |
3712 | #if EV_EMBED_ENABLE |
3808 | # if EV_EMBED_ENABLE |
3713 | if (ev_cb (prepares [i]) != embed_prepare_cb) |
3809 | if (ev_cb (prepares [i]) != embed_prepare_cb) |
3714 | #endif |
3810 | # endif |
3715 | cb (EV_A_ EV_PREPARE, prepares [i]); |
3811 | cb (EV_A_ EV_PREPARE, prepares [i]); |
|
|
3812 | #endif |
3716 | |
3813 | |
|
|
3814 | #if EV_CHECK_ENABLE |
3717 | if (types & EV_CHECK) |
3815 | if (types & EV_CHECK) |
3718 | for (i = checkcnt; i--; ) |
3816 | for (i = checkcnt; i--; ) |
3719 | cb (EV_A_ EV_CHECK, checks [i]); |
3817 | cb (EV_A_ EV_CHECK, checks [i]); |
|
|
3818 | #endif |
3720 | |
3819 | |
|
|
3820 | #if EV_SIGNAL_ENABLE |
3721 | if (types & EV_SIGNAL) |
3821 | if (types & EV_SIGNAL) |
3722 | for (i = 0; i < EV_NSIG - 1; ++i) |
3822 | for (i = 0; i < EV_NSIG - 1; ++i) |
3723 | for (wl = signals [i].head; wl; ) |
3823 | for (wl = signals [i].head; wl; ) |
3724 | { |
3824 | { |
3725 | wn = wl->next; |
3825 | wn = wl->next; |
3726 | cb (EV_A_ EV_SIGNAL, wl); |
3826 | cb (EV_A_ EV_SIGNAL, wl); |
3727 | wl = wn; |
3827 | wl = wn; |
3728 | } |
3828 | } |
|
|
3829 | #endif |
3729 | |
3830 | |
|
|
3831 | #if EV_CHILD_ENABLE |
3730 | if (types & EV_CHILD) |
3832 | if (types & EV_CHILD) |
3731 | for (i = EV_PID_HASHSIZE; i--; ) |
3833 | for (i = (EV_PID_HASHSIZE); i--; ) |
3732 | for (wl = childs [i]; wl; ) |
3834 | for (wl = childs [i]; wl; ) |
3733 | { |
3835 | { |
3734 | wn = wl->next; |
3836 | wn = wl->next; |
3735 | cb (EV_A_ EV_CHILD, wl); |
3837 | cb (EV_A_ EV_CHILD, wl); |
3736 | wl = wn; |
3838 | wl = wn; |
3737 | } |
3839 | } |
|
|
3840 | #endif |
3738 | /* EV_STAT 0x00001000 /* stat data changed */ |
3841 | /* EV_STAT 0x00001000 /* stat data changed */ |
3739 | /* EV_EMBED 0x00010000 /* embedded event loop needs sweep */ |
3842 | /* EV_EMBED 0x00010000 /* embedded event loop needs sweep */ |
3740 | } |
3843 | } |
3741 | #endif |
3844 | #endif |
3742 | |
3845 | |
3743 | #if EV_MULTIPLICITY |
3846 | #if EV_MULTIPLICITY |
3744 | #include "ev_wrap.h" |
3847 | #include "ev_wrap.h" |
3745 | #endif |
3848 | #endif |
3746 | |
3849 | |
3747 | #ifdef __cplusplus |
3850 | EV_CPP(}) |
3748 | } |
|
|
3749 | #endif |
|
|
3750 | |
3851 | |