… | |
… | |
49 | |
49 | |
50 | #define TIMEVAL timeval |
50 | #define TIMEVAL timeval |
51 | #define TV_FRAC tv_usec |
51 | #define TV_FRAC tv_usec |
52 | #define TV_MULT 1000000L |
52 | #define TV_MULT 1000000L |
53 | |
53 | |
54 | #if IOM_IO |
|
|
55 | static io_manager_vec<io_watcher> iow; |
|
|
56 | #endif |
|
|
57 | #if IOM_CHECK |
54 | #if IOM_CHECK |
58 | static io_manager_vec<check_watcher> cw; |
55 | static io_manager_vec<check_watcher> cw; |
59 | #endif |
56 | #endif |
60 | #if IOM_TIME |
|
|
61 | static io_manager_vec<time_watcher> tw; |
|
|
62 | #endif |
|
|
63 | #if IOM_IDLE |
57 | #if IOM_IDLE |
64 | static io_manager_vec<idle_watcher> iw; |
58 | static io_manager_vec<idle_watcher> iw; |
65 | #endif |
59 | #endif |
|
|
60 | |
66 | #if IOM_SIG |
61 | #if IOM_SIG |
67 | static int sigpipe[2]; // signal signalling pipe |
62 | static int sigpipe[2]; // signal signalling pipe |
68 | static sigset_t sigs; |
63 | static sigset_t sigs; |
69 | struct sig_vec : io_manager_vec<sig_watcher> { |
64 | struct sig_vec : io_manager_vec<sig_watcher> { |
70 | int pending; |
65 | int pending; |
… | |
… | |
72 | : pending (false) |
67 | : pending (false) |
73 | { } |
68 | { } |
74 | }; |
69 | }; |
75 | static vector<sig_vec *> sw; |
70 | static vector<sig_vec *> sw; |
76 | #endif |
71 | #endif |
|
|
72 | |
77 | #if IOM_CHILD |
73 | #if IOM_CHILD |
78 | static io_manager_vec<child_watcher> pw; |
74 | static io_manager_vec<child_watcher> pw; |
79 | #endif |
75 | #endif |
80 | |
76 | |
|
|
77 | #ifdef IOM_LIBEVENT |
|
|
78 | static bool need_set_now; // need to set_now in callback |
|
|
79 | #else |
|
|
80 | #if IOM_IO |
|
|
81 | static io_manager_vec<io_watcher> iow; |
|
|
82 | #endif |
|
|
83 | #if IOM_TIME |
|
|
84 | static io_manager_vec<time_watcher> tw; |
|
|
85 | #endif |
|
|
86 | #endif |
|
|
87 | |
|
|
88 | #if IOM_TIME |
|
|
89 | tstamp io_manager::now () |
|
|
90 | { |
|
|
91 | struct timeval tv; |
|
|
92 | |
|
|
93 | gettimeofday (&tv, 0); |
|
|
94 | return (tstamp)tv.tv_sec + (tstamp)tv.tv_usec / 1000000.; |
|
|
95 | } |
|
|
96 | |
|
|
97 | void io_manager::set_now () |
|
|
98 | { |
|
|
99 | NOW = now (); |
|
|
100 | #ifdef IOM_LIBEVENT |
|
|
101 | need_set_now = false; |
|
|
102 | #endif |
|
|
103 | } |
|
|
104 | #endif |
|
|
105 | |
|
|
106 | #ifndef IOM_LIBEVENT |
81 | // this is a dummy time watcher to ensure that the first |
107 | // this is a dummy time watcher to ensure that the first |
82 | // time watcher is _always_ valid, this gets rid of a lot |
108 | // time watcher is _always_ valid, this gets rid of a lot |
83 | // of null-pointer-checks |
109 | // of null-pointer-checks |
84 | // (must come _before_ iom is being defined) |
110 | // (must come _before_ iom is being defined) |
85 | static struct tw0 : time_watcher |
111 | static struct tw0 : time_watcher |
… | |
… | |
94 | |
120 | |
95 | tw0 () |
121 | tw0 () |
96 | : time_watcher (this, &tw0::cb) |
122 | : time_watcher (this, &tw0::cb) |
97 | { } |
123 | { } |
98 | } tw0; |
124 | } tw0; |
|
|
125 | #endif |
99 | |
126 | |
100 | tstamp NOW; |
127 | tstamp NOW; |
101 | |
128 | |
102 | #if IOM_CHILD |
129 | #if IOM_CHILD |
103 | // sig_watcher for child signal(s) |
130 | // sig_watcher for child signal(s) |
… | |
… | |
120 | { |
147 | { |
121 | io_manager::unreg (*w); |
148 | io_manager::unreg (*w); |
122 | w->call (*w, status); |
149 | w->call (*w, status); |
123 | } |
150 | } |
124 | } |
151 | } |
125 | |
|
|
126 | } |
152 | } |
127 | |
153 | |
128 | sw0 () |
154 | sw0 () |
129 | : sig_watcher (this, &sw0::cb) |
155 | : sig_watcher (this, &sw0::cb) |
130 | { } |
156 | { } |
131 | } sw0; |
157 | } sw0; |
132 | #endif |
158 | #endif |
133 | |
159 | |
134 | #if IOM_TIME |
|
|
135 | tstamp io_manager::now () |
|
|
136 | { |
|
|
137 | struct timeval tv; |
|
|
138 | |
|
|
139 | gettimeofday (&tv, 0); |
|
|
140 | return (tstamp)tv.tv_sec + (tstamp)tv.tv_usec / 1000000.; |
|
|
141 | } |
|
|
142 | |
|
|
143 | void io_manager::set_now () |
|
|
144 | { |
|
|
145 | NOW = now (); |
|
|
146 | } |
|
|
147 | #endif |
|
|
148 | |
|
|
149 | static bool iom_valid; |
160 | static bool iom_valid; |
150 | |
161 | |
151 | // used for initialisation only |
162 | // used for initialisation only |
152 | static struct init { |
163 | static struct init { |
153 | init () |
164 | init () |
154 | { |
165 | { |
|
|
166 | #ifdef IOM_PREINIT |
|
|
167 | { IOM_PREINIT } |
|
|
168 | #endif |
|
|
169 | |
|
|
170 | #ifdef IOM_LIBEVENT |
|
|
171 | event_init (); |
|
|
172 | #endif |
155 | iom_valid = true; |
173 | iom_valid = true; |
156 | |
174 | |
157 | #if IOM_SIG |
175 | #if IOM_SIG |
158 | sigemptyset (&sigs); |
176 | sigemptyset (&sigs); |
159 | |
177 | |
160 | if (pipe (sigpipe)) |
178 | if (pipe (sigpipe)) |
161 | { |
179 | { |
162 | perror ("io_manager: unable to create signal pipe, aborting."); |
180 | perror ("io_manager: unable to create signal pipe, aborting."); |
163 | abort (); |
181 | abort (); |
164 | } |
182 | } |
165 | |
183 | |
166 | fcntl (sigpipe[0], F_SETFL, O_NONBLOCK); fcntl (sigpipe[0], F_SETFD, FD_CLOEXEC); |
184 | fcntl (sigpipe[0], F_SETFL, O_NONBLOCK); fcntl (sigpipe[0], F_SETFD, FD_CLOEXEC); |
167 | fcntl (sigpipe[1], F_SETFL, O_NONBLOCK); fcntl (sigpipe[1], F_SETFD, FD_CLOEXEC); |
185 | fcntl (sigpipe[1], F_SETFL, O_NONBLOCK); fcntl (sigpipe[1], F_SETFD, FD_CLOEXEC); |
168 | #endif |
186 | #endif |
169 | |
187 | |
170 | #if IOM_CHILD |
188 | #if IOM_CHILD |
171 | sw0.start (SIGCHLD); |
189 | sw0.start (SIGCHLD); |
172 | #endif |
190 | #endif |
173 | |
191 | |
174 | #if IOM_TIME |
192 | #if IOM_TIME |
175 | io_manager::set_now (); |
193 | io_manager::set_now (); |
176 | |
194 | |
|
|
195 | #ifndef IOM_LIBEVENT |
177 | tw0.start (TSTAMP_MAX); |
196 | tw0.start (TSTAMP_MAX); |
|
|
197 | #endif |
178 | #endif |
198 | #endif |
|
|
199 | |
|
|
200 | #ifdef IOM_POSTINIT |
|
|
201 | { IOM_POSTINIT } |
|
|
202 | #endif |
179 | } |
203 | } |
180 | |
204 | |
181 | ~init () |
205 | ~init () |
182 | { |
206 | { |
183 | iom_valid = false; |
207 | iom_valid = false; |
… | |
… | |
221 | w.active = 0; |
245 | w.active = 0; |
222 | } |
246 | } |
223 | } |
247 | } |
224 | |
248 | |
225 | #if IOM_TIME |
249 | #if IOM_TIME |
|
|
250 | #ifdef IOM_LIBEVENT |
|
|
251 | void iom_time_c_callback (int fd, short events, void *data) |
|
|
252 | { |
|
|
253 | if (need_set_now) io_manager::set_now (); |
|
|
254 | time_watcher *w = static_cast<time_watcher *>(data); |
|
|
255 | w->call (*w); |
|
|
256 | } |
|
|
257 | |
226 | void time_watcher::trigger () |
258 | void time_watcher::start () |
227 | { |
259 | { |
228 | call (*this); |
260 | stop (); |
229 | io_manager::reg (*this); |
261 | evtimer_set (&ev, iom_time_c_callback, (void *)this); |
230 | } |
262 | struct timeval tv; |
231 | |
263 | tv.tv_sec = (long)at; |
|
|
264 | tv.tv_usec = (long)((at - (tstamp)tv.tv_sec) * 1000000.); |
|
|
265 | evtimer_add (&ev, &tv); |
|
|
266 | active = 1; |
|
|
267 | } |
|
|
268 | #else |
232 | void io_manager::reg (time_watcher &w) { io_manager::reg (w, tw); } |
269 | void io_manager::reg (time_watcher &w) { io_manager::reg (w, tw); } |
233 | void io_manager::unreg (time_watcher &w) { io_manager::unreg (w, tw); } |
270 | void io_manager::unreg (time_watcher &w) { io_manager::unreg (w, tw); } |
|
|
271 | #endif |
|
|
272 | |
|
|
273 | void time_watcher::trigger () |
|
|
274 | { |
|
|
275 | call (*this); |
|
|
276 | start (); |
|
|
277 | } |
234 | #endif |
278 | #endif |
235 | |
279 | |
236 | #if IOM_IO |
280 | #if IOM_IO |
|
|
281 | #ifdef IOM_LIBEVENT |
|
|
282 | void iom_io_c_callback (int fd, short events, void *data) |
|
|
283 | { |
|
|
284 | if (need_set_now) io_manager::set_now (); |
|
|
285 | io_watcher *w = static_cast<io_watcher *>(data); |
|
|
286 | w->call (*w, events); |
|
|
287 | } |
|
|
288 | |
|
|
289 | void io_watcher::set (int fd_, short events_) |
|
|
290 | { |
|
|
291 | if (active) event_del (&ev); |
|
|
292 | fd = fd_; |
|
|
293 | events = events_; |
|
|
294 | event_set (&ev, fd_, events_ | EV_PERSIST, iom_io_c_callback, (void *)this); |
|
|
295 | if (active) event_add (&ev, 0); |
|
|
296 | } |
|
|
297 | #else |
237 | void io_manager::reg (io_watcher &w) { io_manager::reg (w, iow); } |
298 | void io_manager::reg (io_watcher &w) { io_manager::reg (w, iow); } |
238 | void io_manager::unreg (io_watcher &w) { io_manager::unreg (w, iow); } |
299 | void io_manager::unreg (io_watcher &w) { io_manager::unreg (w, iow); } |
|
|
300 | #endif |
239 | #endif |
301 | #endif |
240 | |
302 | |
241 | #if IOM_CHECK |
303 | #if IOM_CHECK |
242 | void io_manager::reg (check_watcher &w) { io_manager::reg (w, cw); } |
304 | void io_manager::reg (check_watcher &w) { io_manager::reg (w, cw); } |
243 | void io_manager::unreg (check_watcher &w) { io_manager::unreg (w, cw); } |
305 | void io_manager::unreg (check_watcher &w) { io_manager::unreg (w, cw); } |
… | |
… | |
321 | |
383 | |
322 | void io_manager::loop () |
384 | void io_manager::loop () |
323 | { |
385 | { |
324 | init::required (); |
386 | init::required (); |
325 | |
387 | |
326 | #if IOM_TIME |
388 | #if IOM_TIME |
327 | set_now (); |
389 | set_now (); |
328 | #endif |
390 | #endif |
329 | |
391 | |
330 | for (;;) |
392 | for (;;) |
331 | { |
393 | { |
332 | |
394 | #ifndef IOM_LIBEVENT |
333 | #if IOM_TIME |
395 | #if IOM_TIME |
334 | // call pending time watchers |
396 | // call pending time watchers |
335 | { |
397 | { |
336 | bool activity; |
398 | bool activity; |
337 | |
399 | |
338 | do |
400 | do |
339 | { |
401 | { |
340 | activity = false; |
402 | activity = false; |
341 | |
403 | |
342 | for (int i = tw.size (); i--; ) |
404 | for (int i = tw.size (); i--; ) |
343 | if (!tw[i]) |
405 | if (!tw[i]) |
344 | tw.erase_unordered (i); |
406 | tw.erase_unordered (i); |
345 | else if (tw[i]->at <= NOW) |
407 | else if (tw[i]->at <= NOW) |
346 | { |
408 | { |
347 | time_watcher &w = *tw[i]; |
409 | time_watcher &w = *tw[i]; |
|
|
410 | |
|
|
411 | unreg (w); |
|
|
412 | w.call (w); |
|
|
413 | |
|
|
414 | activity = true; |
348 | |
415 | } |
349 | unreg (w); |
|
|
350 | w.call (w); |
|
|
351 | |
|
|
352 | activity = true; |
|
|
353 | } |
|
|
354 | } |
416 | } |
355 | while (activity); |
417 | while (activity); |
356 | } |
418 | } |
357 | #endif |
419 | #endif |
|
|
420 | #endif |
358 | |
421 | |
359 | #if IOM_CHECK |
422 | #if IOM_CHECK |
360 | // call all check watchers |
423 | // call all check watchers |
361 | for (int i = cw.size (); i--; ) |
424 | for (int i = cw.size (); i--; ) |
362 | if (!cw[i]) |
425 | if (!cw[i]) |
363 | cw.erase_unordered (i); |
426 | cw.erase_unordered (i); |
364 | else |
427 | else |
365 | cw[i]->call (*cw[i]); |
428 | cw[i]->call (*cw[i]); |
366 | #endif |
429 | #endif |
367 | |
430 | |
368 | struct TIMEVAL *to = 0; |
431 | struct TIMEVAL *to = 0; |
369 | struct TIMEVAL tval; |
432 | struct TIMEVAL tval; |
370 | |
433 | |
371 | #if IOM_IDLE |
434 | #if IOM_IDLE |
… | |
… | |
376 | to = &tval; |
439 | to = &tval; |
377 | } |
440 | } |
378 | else |
441 | else |
379 | #endif |
442 | #endif |
380 | { |
443 | { |
381 | #if IOM_TIME |
444 | #ifndef IOM_LIBEVENT |
|
|
445 | #if IOM_TIME |
382 | // find earliest active watcher |
446 | // find earliest active watcher |
383 | time_watcher *next = tw[0]; // the first time-watcher must exist at ALL times |
447 | time_watcher *next = tw[0]; // the first time-watcher must exist at ALL times |
384 | |
448 | |
385 | for (io_manager_vec<time_watcher>::const_iterator i = tw.end (); i-- > tw.begin (); ) |
449 | for (io_manager_vec<time_watcher>::const_iterator i = tw.end (); i-- > tw.begin (); ) |
386 | if (*i && (*i)->at < next->at) |
450 | if (*i && (*i)->at < next->at) |
387 | next = *i; |
451 | next = *i; |
388 | |
452 | |
389 | if (next->at > NOW && next != tw[0]) |
453 | if (next->at > NOW && next != tw[0]) |
390 | { |
454 | { |
391 | double diff = next->at - NOW; |
455 | double diff = next->at - NOW; |
392 | tval.tv_sec = (int)diff; |
456 | tval.tv_sec = (int)diff; |
393 | tval.TV_FRAC = (int) ((diff - tval.tv_sec) * TV_MULT); |
457 | tval.TV_FRAC = (int) ((diff - tval.tv_sec) * TV_MULT); |
394 | to = &tval; |
458 | to = &tval; |
395 | } |
459 | } |
|
|
460 | #endif |
|
|
461 | #endif |
396 | } |
462 | } |
397 | #endif |
|
|
398 | |
463 | |
|
|
464 | #ifndef IOM_LIBEVENT |
399 | #if IOM_IO || IOM_SIG |
465 | #if IOM_IO || IOM_SIG |
400 | fd_set rfd, wfd; |
466 | fd_set rfd, wfd; |
401 | |
467 | |
402 | FD_ZERO (&rfd); |
468 | FD_ZERO (&rfd); |
403 | FD_ZERO (&wfd); |
469 | FD_ZERO (&wfd); |
404 | |
470 | |
405 | int fds = 0; |
471 | int fds = 0; |
406 | |
472 | |
407 | # if IOM_IO |
473 | #if IOM_IO |
408 | for (io_manager_vec<io_watcher>::const_iterator i = iow.end (); i-- > iow.begin (); ) |
474 | for (io_manager_vec<io_watcher>::const_iterator i = iow.end (); i-- > iow.begin (); ) |
409 | if (*i) |
475 | if (*i) |
|
|
476 | { |
|
|
477 | if ((*i)->events & EVENT_READ ) FD_SET ((*i)->fd, &rfd); |
|
|
478 | if ((*i)->events & EVENT_WRITE) FD_SET ((*i)->fd, &wfd); |
|
|
479 | |
|
|
480 | if ((*i)->fd >= fds) fds = (*i)->fd + 1; |
|
|
481 | } |
|
|
482 | #endif |
|
|
483 | |
|
|
484 | if (!to && !fds) //TODO: also check idle_watchers and check_watchers? |
|
|
485 | break; // no events |
|
|
486 | |
|
|
487 | #if IOM_SIG |
|
|
488 | FD_SET (sigpipe[0], &rfd); |
|
|
489 | if (sigpipe[0] >= fds) fds = sigpipe[0] + 1; |
|
|
490 | #endif |
|
|
491 | |
|
|
492 | #if IOM_SIG |
|
|
493 | // there is no race, as we use a pipe for signals, so select |
|
|
494 | // will return if a signal is caught. |
|
|
495 | sigprocmask (SIG_UNBLOCK, &sigs, NULL); |
|
|
496 | #endif |
|
|
497 | fds = select (fds, &rfd, &wfd, NULL, to); |
|
|
498 | #if IOM_SIG |
|
|
499 | sigprocmask (SIG_BLOCK, &sigs, NULL); |
|
|
500 | #endif |
|
|
501 | #elif IOM_TIME |
|
|
502 | if (!to) |
|
|
503 | break; |
|
|
504 | |
|
|
505 | select (0, 0, 0, 0, to); |
|
|
506 | #endif |
|
|
507 | |
|
|
508 | #if IOM_TIME |
410 | { |
509 | { |
411 | if ((*i)->events & EVENT_READ ) FD_SET ((*i)->fd, &rfd); |
510 | // update time, try to compensate for gross non-monotonic time changes |
412 | if ((*i)->events & EVENT_WRITE) FD_SET ((*i)->fd, &wfd); |
511 | tstamp diff = NOW; |
|
|
512 | set_now (); |
|
|
513 | diff = NOW - diff; |
413 | |
514 | |
414 | if ((*i)->fd >= fds) fds = (*i)->fd + 1; |
515 | if (diff < 0) |
|
|
516 | for (io_manager_vec<time_watcher>::const_iterator i = tw.end (); i-- > tw.begin (); ) |
|
|
517 | if (*i) |
|
|
518 | (*i)->at += diff; |
415 | } |
519 | } |
416 | # endif |
520 | #endif |
417 | |
521 | |
418 | if (!to && !fds) //TODO: also check idle_watchers and check_watchers? |
|
|
419 | break; // no events |
|
|
420 | |
|
|
421 | # if IOM_SIG |
|
|
422 | FD_SET (sigpipe[0], &rfd); |
|
|
423 | if (sigpipe[0] >= fds) fds = sigpipe[0] + 1; |
|
|
424 | # endif |
|
|
425 | |
|
|
426 | # if IOM_SIG |
|
|
427 | // there is no race, as we use a pipe for signals, so select |
|
|
428 | // will return if a signal is caught. |
|
|
429 | sigprocmask (SIG_UNBLOCK, &sigs, NULL); |
|
|
430 | # endif |
|
|
431 | fds = select (fds, &rfd, &wfd, NULL, to); |
|
|
432 | # if IOM_SIG |
|
|
433 | sigprocmask (SIG_BLOCK, &sigs, NULL); |
|
|
434 | # endif |
|
|
435 | |
|
|
436 | # if IOM_TIME |
|
|
437 | { |
|
|
438 | // update time, try to compensate for gross non-monotonic time changes |
|
|
439 | tstamp diff = NOW; |
|
|
440 | set_now (); |
|
|
441 | diff = NOW - diff; |
|
|
442 | |
|
|
443 | if (diff < 0) |
|
|
444 | for (io_manager_vec<time_watcher>::const_iterator i = tw.end (); i-- > tw.begin (); ) |
|
|
445 | if (*i) |
|
|
446 | (*i)->at += diff; |
|
|
447 | } |
|
|
448 | # endif |
|
|
449 | |
|
|
450 | if (fds > 0) |
522 | if (fds > 0) |
451 | { |
523 | { |
452 | # if IOM_SIG |
524 | #if IOM_SIG |
453 | if (FD_ISSET (sigpipe[0], &rfd)) |
525 | if (FD_ISSET (sigpipe[0], &rfd)) |
454 | { |
526 | { |
455 | char ch; |
527 | char ch; |
456 | |
528 | |
457 | while (read (sigpipe[0], &ch, 1) > 0) |
529 | while (read (sigpipe[0], &ch, 1) > 0) |
458 | ; |
530 | ; |
459 | |
531 | |
460 | for (vector<sig_vec *>::iterator svp = sw.end (); svp-- > sw.begin (); ) |
532 | for (vector<sig_vec *>::iterator svp = sw.end (); svp-- > sw.begin (); ) |
461 | if (*svp && (*svp)->pending) |
533 | if (*svp && (*svp)->pending) |
|
|
534 | { |
|
|
535 | sig_vec &sv = **svp; |
|
|
536 | for (int i = sv.size (); i--; ) |
|
|
537 | if (!sv[i]) |
|
|
538 | sv.erase_unordered (i); |
|
|
539 | else |
|
|
540 | sv[i]->call (*sv[i]); |
|
|
541 | |
|
|
542 | sv.pending = false; |
|
|
543 | } |
|
|
544 | } |
|
|
545 | #endif |
|
|
546 | |
|
|
547 | #if IOM_IO |
|
|
548 | for (int i = iow.size (); i--; ) |
|
|
549 | if (!iow[i]) |
|
|
550 | iow.erase_unordered (i); |
|
|
551 | else |
462 | { |
552 | { |
463 | sig_vec &sv = **svp; |
553 | io_watcher &w = *iow[i]; |
464 | for (int i = sv.size (); i--; ) |
554 | short revents = w.events; |
|
|
555 | |
|
|
556 | if (!FD_ISSET (w.fd, &rfd)) revents &= ~EVENT_READ; |
|
|
557 | if (!FD_ISSET (w.fd, &wfd)) revents &= ~EVENT_WRITE; |
|
|
558 | |
465 | if (!sv[i]) |
559 | if (revents) |
466 | sv.erase_unordered (i); |
560 | w.call (w, revents); |
467 | else |
|
|
468 | sv[i]->call (*sv[i]); |
|
|
469 | |
|
|
470 | sv.pending = false; |
|
|
471 | } |
561 | } |
|
|
562 | #endif |
472 | } |
563 | } |
473 | # endif |
564 | else if (fds < 0 && errno != EINTR) |
474 | |
565 | { |
|
|
566 | perror ("io_manager: fatal error while waiting for I/O or time event, aborting."); |
|
|
567 | abort (); |
|
|
568 | } |
475 | # if IOM_IO |
569 | #if IOM_IDLE |
|
|
570 | else |
476 | for (int i = iow.size (); i--; ) |
571 | for (int i = iw.size (); i--; ) |
477 | if (!iow[i]) |
572 | if (!iw[i]) |
478 | iow.erase_unordered (i); |
573 | iw.erase_unordered (i); |
479 | else |
574 | else |
480 | { |
|
|
481 | io_watcher &w = *iow[i]; |
|
|
482 | short revents = w.events; |
|
|
483 | |
|
|
484 | if (!FD_ISSET (w.fd, &rfd)) revents &= ~EVENT_READ; |
|
|
485 | if (!FD_ISSET (w.fd, &wfd)) revents &= ~EVENT_WRITE; |
|
|
486 | |
|
|
487 | if (revents) |
|
|
488 | w.call (w, revents); |
|
|
489 | } |
|
|
490 | #endif |
|
|
491 | } |
|
|
492 | else if (fds < 0 && errno != EINTR) |
|
|
493 | { |
|
|
494 | perror ("io_manager: fatal error while waiting for I/O or time event, aborting."); |
|
|
495 | abort (); |
|
|
496 | } |
|
|
497 | #if IOM_IDLE |
|
|
498 | else |
|
|
499 | for (int i = iw.size (); i--; ) |
|
|
500 | if (!iw[i]) |
|
|
501 | iw.erase_unordered (i); |
|
|
502 | else |
|
|
503 | iw[i]->call (*iw[i]); |
575 | iw[i]->call (*iw[i]); |
504 | #endif |
576 | #endif |
505 | |
577 | |
506 | #elif IOM_TIME |
578 | #else |
|
|
579 | need_set_now = true; |
|
|
580 | |
507 | if (!to) |
581 | if (to) |
508 | break; |
582 | event_loop (EVLOOP_NONBLOCK); |
|
|
583 | else |
|
|
584 | event_loop (EVLOOP_ONCE); |
509 | |
585 | |
510 | select (0, 0, 0, 0, &to); |
586 | if (need_set_now) set_now (); |
511 | set_now (); |
587 | #endif |
512 | #else |
588 | //TODO: IOM_IDLE |
513 | break; |
|
|
514 | #endif |
|
|
515 | } |
589 | } |
516 | } |
590 | } |
517 | |
591 | |