… | |
… | |
216 | # include <sys/inotify.h> |
216 | # include <sys/inotify.h> |
217 | #endif |
217 | #endif |
218 | |
218 | |
219 | /**/ |
219 | /**/ |
220 | |
220 | |
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|
221 | /* |
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|
222 | * This is used to avoid floating point rounding problems. |
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|
223 | * It is added to ev_rt_now when scheduling periodics |
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|
224 | * to ensure progress, time-wise, even when rounding |
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|
225 | * errors are against us. |
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|
226 | * This value is good at least till the year 4000. |
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|
227 | * Better solutions welcome. |
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|
228 | */ |
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|
229 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
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|
230 | |
221 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
231 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
222 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
232 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
223 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds */ |
233 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds, TODO */ |
224 | |
234 | |
225 | #if __GNUC__ >= 3 |
235 | #if __GNUC__ >= 3 |
226 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
236 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
227 | # define inline_size static inline /* inline for codesize */ |
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|
228 | # if EV_MINIMAL |
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|
229 | # define noinline __attribute__ ((noinline)) |
237 | # define noinline __attribute__ ((noinline)) |
230 | # define inline_speed static noinline |
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|
231 | # else |
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|
232 | # define noinline |
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|
233 | # define inline_speed static inline |
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|
234 | # endif |
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|
235 | #else |
238 | #else |
236 | # define expect(expr,value) (expr) |
239 | # define expect(expr,value) (expr) |
237 | # define inline_speed static |
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|
238 | # define inline_size static |
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|
239 | # define noinline |
240 | # define noinline |
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|
241 | # if __STDC_VERSION__ < 199901L |
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|
242 | # define inline |
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|
243 | # endif |
240 | #endif |
244 | #endif |
241 | |
245 | |
242 | #define expect_false(expr) expect ((expr) != 0, 0) |
246 | #define expect_false(expr) expect ((expr) != 0, 0) |
243 | #define expect_true(expr) expect ((expr) != 0, 1) |
247 | #define expect_true(expr) expect ((expr) != 0, 1) |
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|
248 | #define inline_size static inline |
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|
249 | |
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|
250 | #if EV_MINIMAL |
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|
251 | # define inline_speed static noinline |
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|
252 | #else |
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|
253 | # define inline_speed static inline |
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|
254 | #endif |
244 | |
255 | |
245 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
256 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
246 | #define ABSPRI(w) (((W)w)->priority - EV_MINPRI) |
257 | #define ABSPRI(w) (((W)w)->priority - EV_MINPRI) |
247 | |
258 | |
248 | #define EMPTY /* required for microsofts broken pseudo-c compiler */ |
259 | #define EMPTY /* required for microsofts broken pseudo-c compiler */ |
… | |
… | |
417 | } |
428 | } |
418 | |
429 | |
419 | return ncur; |
430 | return ncur; |
420 | } |
431 | } |
421 | |
432 | |
422 | inline_speed void * |
433 | static noinline void * |
423 | array_realloc (int elem, void *base, int *cur, int cnt) |
434 | array_realloc (int elem, void *base, int *cur, int cnt) |
424 | { |
435 | { |
425 | *cur = array_nextsize (elem, *cur, cnt); |
436 | *cur = array_nextsize (elem, *cur, cnt); |
426 | return ev_realloc (base, elem * *cur); |
437 | return ev_realloc (base, elem * *cur); |
427 | } |
438 | } |
… | |
… | |
452 | |
463 | |
453 | void noinline |
464 | void noinline |
454 | ev_feed_event (EV_P_ void *w, int revents) |
465 | ev_feed_event (EV_P_ void *w, int revents) |
455 | { |
466 | { |
456 | W w_ = (W)w; |
467 | W w_ = (W)w; |
|
|
468 | int pri = ABSPRI (w_); |
457 | |
469 | |
458 | if (expect_false (w_->pending)) |
470 | if (expect_false (w_->pending)) |
|
|
471 | pendings [pri][w_->pending - 1].events |= revents; |
|
|
472 | else |
459 | { |
473 | { |
|
|
474 | w_->pending = ++pendingcnt [pri]; |
|
|
475 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
|
|
476 | pendings [pri][w_->pending - 1].w = w_; |
460 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
477 | pendings [pri][w_->pending - 1].events = revents; |
461 | return; |
|
|
462 | } |
478 | } |
463 | |
|
|
464 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
|
|
465 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
|
|
466 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
|
|
467 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
|
|
468 | } |
479 | } |
469 | |
480 | |
470 | void inline_size |
481 | void inline_size |
471 | queue_events (EV_P_ W *events, int eventcnt, int type) |
482 | queue_events (EV_P_ W *events, int eventcnt, int type) |
472 | { |
483 | { |
… | |
… | |
507 | } |
518 | } |
508 | |
519 | |
509 | void |
520 | void |
510 | ev_feed_fd_event (EV_P_ int fd, int revents) |
521 | ev_feed_fd_event (EV_P_ int fd, int revents) |
511 | { |
522 | { |
|
|
523 | if (fd >= 0 && fd < anfdmax) |
512 | fd_event (EV_A_ fd, revents); |
524 | fd_event (EV_A_ fd, revents); |
513 | } |
525 | } |
514 | |
526 | |
515 | void inline_size |
527 | void inline_size |
516 | fd_reify (EV_P) |
528 | fd_reify (EV_P) |
517 | { |
529 | { |
… | |
… | |
747 | for (signum = signalmax; signum--; ) |
759 | for (signum = signalmax; signum--; ) |
748 | if (signals [signum].gotsig) |
760 | if (signals [signum].gotsig) |
749 | ev_feed_signal_event (EV_A_ signum + 1); |
761 | ev_feed_signal_event (EV_A_ signum + 1); |
750 | } |
762 | } |
751 | |
763 | |
752 | void inline_size |
764 | void inline_speed |
753 | fd_intern (int fd) |
765 | fd_intern (int fd) |
754 | { |
766 | { |
755 | #ifdef _WIN32 |
767 | #ifdef _WIN32 |
756 | int arg = 1; |
768 | int arg = 1; |
757 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
769 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
… | |
… | |
1163 | postfork = 1; |
1175 | postfork = 1; |
1164 | } |
1176 | } |
1165 | |
1177 | |
1166 | /*****************************************************************************/ |
1178 | /*****************************************************************************/ |
1167 | |
1179 | |
|
|
1180 | void |
|
|
1181 | ev_invoke (EV_P_ void *w, int revents) |
|
|
1182 | { |
|
|
1183 | EV_CB_INVOKE ((W)w, revents); |
|
|
1184 | } |
|
|
1185 | |
1168 | void inline_speed |
1186 | void inline_speed |
1169 | call_pending (EV_P) |
1187 | call_pending (EV_P) |
1170 | { |
1188 | { |
1171 | int pri; |
1189 | int pri; |
1172 | |
1190 | |
… | |
… | |
1223 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1241 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1224 | |
1242 | |
1225 | /* first reschedule or stop timer */ |
1243 | /* first reschedule or stop timer */ |
1226 | if (w->reschedule_cb) |
1244 | if (w->reschedule_cb) |
1227 | { |
1245 | { |
1228 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1246 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON); |
1229 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1247 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1230 | downheap ((WT *)periodics, periodiccnt, 0); |
1248 | downheap ((WT *)periodics, periodiccnt, 0); |
1231 | } |
1249 | } |
1232 | else if (w->interval) |
1250 | else if (w->interval) |
1233 | { |
1251 | { |
1234 | ((WT)w)->at += floor ((ev_rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval; |
1252 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
|
|
1253 | if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval; |
1235 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now)); |
1254 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now)); |
1236 | downheap ((WT *)periodics, periodiccnt, 0); |
1255 | downheap ((WT *)periodics, periodiccnt, 0); |
1237 | } |
1256 | } |
1238 | else |
1257 | else |
1239 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1258 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
… | |
… | |
1253 | ev_periodic *w = periodics [i]; |
1272 | ev_periodic *w = periodics [i]; |
1254 | |
1273 | |
1255 | if (w->reschedule_cb) |
1274 | if (w->reschedule_cb) |
1256 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1275 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1257 | else if (w->interval) |
1276 | else if (w->interval) |
1258 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1277 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1259 | } |
1278 | } |
1260 | |
1279 | |
1261 | /* now rebuild the heap */ |
1280 | /* now rebuild the heap */ |
1262 | for (i = periodiccnt >> 1; i--; ) |
1281 | for (i = periodiccnt >> 1; i--; ) |
1263 | downheap ((WT *)periodics, periodiccnt, i); |
1282 | downheap ((WT *)periodics, periodiccnt, i); |
… | |
… | |
1285 | } |
1304 | } |
1286 | } |
1305 | } |
1287 | } |
1306 | } |
1288 | #endif |
1307 | #endif |
1289 | |
1308 | |
1290 | int inline_size |
1309 | void inline_speed |
1291 | time_update_monotonic (EV_P) |
1310 | time_update (EV_P_ ev_tstamp max_block) |
1292 | { |
1311 | { |
|
|
1312 | int i; |
|
|
1313 | |
|
|
1314 | #if EV_USE_MONOTONIC |
|
|
1315 | if (expect_true (have_monotonic)) |
|
|
1316 | { |
|
|
1317 | ev_tstamp odiff = rtmn_diff; |
|
|
1318 | |
1293 | mn_now = get_clock (); |
1319 | mn_now = get_clock (); |
1294 | |
1320 | |
|
|
1321 | /* only fetch the realtime clock every 0.5*MIN_TIMEJUMP seconds */ |
|
|
1322 | /* interpolate in the meantime */ |
1295 | if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
1323 | if (expect_true (mn_now - now_floor < MIN_TIMEJUMP * .5)) |
1296 | { |
1324 | { |
1297 | ev_rt_now = rtmn_diff + mn_now; |
1325 | ev_rt_now = rtmn_diff + mn_now; |
1298 | return 0; |
1326 | return; |
1299 | } |
1327 | } |
1300 | else |
1328 | |
1301 | { |
|
|
1302 | now_floor = mn_now; |
1329 | now_floor = mn_now; |
1303 | ev_rt_now = ev_time (); |
1330 | ev_rt_now = ev_time (); |
1304 | return 1; |
|
|
1305 | } |
|
|
1306 | } |
|
|
1307 | |
1331 | |
1308 | void inline_size |
1332 | /* loop a few times, before making important decisions. |
1309 | time_update (EV_P) |
1333 | * on the choice of "4": one iteration isn't enough, |
1310 | { |
1334 | * in case we get preempted during the calls to |
1311 | int i; |
1335 | * ev_time and get_clock. a second call is almost guaranteed |
1312 | |
1336 | * to succeed in that case, though. and looping a few more times |
1313 | #if EV_USE_MONOTONIC |
1337 | * doesn't hurt either as we only do this on time-jumps or |
1314 | if (expect_true (have_monotonic)) |
1338 | * in the unlikely event of having been preempted here. |
1315 | { |
1339 | */ |
1316 | if (time_update_monotonic (EV_A)) |
1340 | for (i = 4; --i; ) |
1317 | { |
1341 | { |
1318 | ev_tstamp odiff = rtmn_diff; |
|
|
1319 | |
|
|
1320 | /* loop a few times, before making important decisions. |
|
|
1321 | * on the choice of "4": one iteration isn't enough, |
|
|
1322 | * in case we get preempted during the calls to |
|
|
1323 | * ev_time and get_clock. a second call is almost guaranteed |
|
|
1324 | * to succeed in that case, though. and looping a few more times |
|
|
1325 | * doesn't hurt either as we only do this on time-jumps or |
|
|
1326 | * in the unlikely event of having been preempted here. |
|
|
1327 | */ |
|
|
1328 | for (i = 4; --i; ) |
|
|
1329 | { |
|
|
1330 | rtmn_diff = ev_rt_now - mn_now; |
1342 | rtmn_diff = ev_rt_now - mn_now; |
1331 | |
1343 | |
1332 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1344 | if (fabs (odiff - rtmn_diff) < MIN_TIMEJUMP) |
1333 | return; /* all is well */ |
1345 | return; /* all is well */ |
1334 | |
1346 | |
1335 | ev_rt_now = ev_time (); |
1347 | ev_rt_now = ev_time (); |
1336 | mn_now = get_clock (); |
1348 | mn_now = get_clock (); |
1337 | now_floor = mn_now; |
1349 | now_floor = mn_now; |
1338 | } |
1350 | } |
1339 | |
1351 | |
1340 | # if EV_PERIODIC_ENABLE |
1352 | # if EV_PERIODIC_ENABLE |
1341 | periodics_reschedule (EV_A); |
1353 | periodics_reschedule (EV_A); |
1342 | # endif |
1354 | # endif |
1343 | /* no timer adjustment, as the monotonic clock doesn't jump */ |
1355 | /* no timer adjustment, as the monotonic clock doesn't jump */ |
1344 | /* timers_reschedule (EV_A_ rtmn_diff - odiff) */ |
1356 | /* timers_reschedule (EV_A_ rtmn_diff - odiff) */ |
1345 | } |
|
|
1346 | } |
1357 | } |
1347 | else |
1358 | else |
1348 | #endif |
1359 | #endif |
1349 | { |
1360 | { |
1350 | ev_rt_now = ev_time (); |
1361 | ev_rt_now = ev_time (); |
1351 | |
1362 | |
1352 | if (expect_false (mn_now > ev_rt_now || mn_now < ev_rt_now - MAX_BLOCKTIME - MIN_TIMEJUMP)) |
1363 | if (expect_false (mn_now > ev_rt_now || ev_rt_now > mn_now + max_block + MIN_TIMEJUMP)) |
1353 | { |
1364 | { |
1354 | #if EV_PERIODIC_ENABLE |
1365 | #if EV_PERIODIC_ENABLE |
1355 | periodics_reschedule (EV_A); |
1366 | periodics_reschedule (EV_A); |
1356 | #endif |
1367 | #endif |
1357 | |
|
|
1358 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1368 | /* adjust timers. this is easy, as the offset is the same for all of them */ |
1359 | for (i = 0; i < timercnt; ++i) |
1369 | for (i = 0; i < timercnt; ++i) |
1360 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1370 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1361 | } |
1371 | } |
1362 | |
1372 | |
… | |
… | |
1406 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
1416 | queue_events (EV_A_ (W *)forks, forkcnt, EV_FORK); |
1407 | call_pending (EV_A); |
1417 | call_pending (EV_A); |
1408 | } |
1418 | } |
1409 | #endif |
1419 | #endif |
1410 | |
1420 | |
1411 | /* queue check watchers (and execute them) */ |
1421 | /* queue prepare watchers (and execute them) */ |
1412 | if (expect_false (preparecnt)) |
1422 | if (expect_false (preparecnt)) |
1413 | { |
1423 | { |
1414 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1424 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1415 | call_pending (EV_A); |
1425 | call_pending (EV_A); |
1416 | } |
1426 | } |
… | |
… | |
1432 | if (expect_false (flags & EVLOOP_NONBLOCK || idleall || !activecnt)) |
1442 | if (expect_false (flags & EVLOOP_NONBLOCK || idleall || !activecnt)) |
1433 | block = 0.; /* do not block at all */ |
1443 | block = 0.; /* do not block at all */ |
1434 | else |
1444 | else |
1435 | { |
1445 | { |
1436 | /* update time to cancel out callback processing overhead */ |
1446 | /* update time to cancel out callback processing overhead */ |
1437 | #if EV_USE_MONOTONIC |
|
|
1438 | if (expect_true (have_monotonic)) |
|
|
1439 | time_update_monotonic (EV_A); |
1447 | time_update (EV_A_ 1e100); |
1440 | else |
|
|
1441 | #endif |
|
|
1442 | { |
|
|
1443 | ev_rt_now = ev_time (); |
|
|
1444 | mn_now = ev_rt_now; |
|
|
1445 | } |
|
|
1446 | |
1448 | |
1447 | block = MAX_BLOCKTIME; |
1449 | block = MAX_BLOCKTIME; |
1448 | |
1450 | |
1449 | if (timercnt) |
1451 | if (timercnt) |
1450 | { |
1452 | { |
… | |
… | |
1463 | if (expect_false (block < 0.)) block = 0.; |
1465 | if (expect_false (block < 0.)) block = 0.; |
1464 | } |
1466 | } |
1465 | |
1467 | |
1466 | ++loop_count; |
1468 | ++loop_count; |
1467 | backend_poll (EV_A_ block); |
1469 | backend_poll (EV_A_ block); |
|
|
1470 | |
|
|
1471 | /* update ev_rt_now, do magic */ |
|
|
1472 | time_update (EV_A_ block); |
1468 | } |
1473 | } |
1469 | |
|
|
1470 | /* update ev_rt_now, do magic */ |
|
|
1471 | time_update (EV_A); |
|
|
1472 | |
1474 | |
1473 | /* queue pending timers and reschedule them */ |
1475 | /* queue pending timers and reschedule them */ |
1474 | timers_reify (EV_A); /* relative timers called last */ |
1476 | timers_reify (EV_A); /* relative timers called last */ |
1475 | #if EV_PERIODIC_ENABLE |
1477 | #if EV_PERIODIC_ENABLE |
1476 | periodics_reify (EV_A); /* absolute timers called first */ |
1478 | periodics_reify (EV_A); /* absolute timers called first */ |
… | |
… | |
1532 | pendings [ABSPRI (w)][w->pending - 1].w = 0; |
1534 | pendings [ABSPRI (w)][w->pending - 1].w = 0; |
1533 | w->pending = 0; |
1535 | w->pending = 0; |
1534 | } |
1536 | } |
1535 | } |
1537 | } |
1536 | |
1538 | |
1537 | void |
1539 | int |
1538 | ev_clear_pending (EV_P_ void *w, int invoke) |
1540 | ev_clear_pending (EV_P_ void *w) |
1539 | { |
1541 | { |
1540 | W w_ = (W)w; |
1542 | W w_ = (W)w; |
1541 | int pending = w_->pending; |
1543 | int pending = w_->pending; |
1542 | |
1544 | |
1543 | if (pending) |
1545 | if (expect_true (pending)) |
1544 | { |
1546 | { |
1545 | ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1; |
1547 | ANPENDING *p = pendings [ABSPRI (w_)] + pending - 1; |
1546 | |
|
|
1547 | w_->pending = 0; |
1548 | w_->pending = 0; |
1548 | p->w = 0; |
1549 | p->w = 0; |
1549 | |
1550 | return p->events; |
1550 | if (invoke) |
|
|
1551 | EV_CB_INVOKE (w_, p->events); |
|
|
1552 | } |
1551 | } |
|
|
1552 | else |
|
|
1553 | return 0; |
1553 | } |
1554 | } |
1554 | |
1555 | |
1555 | void inline_size |
1556 | void inline_size |
1556 | pri_adjust (EV_P_ W w) |
1557 | pri_adjust (EV_P_ W w) |
1557 | { |
1558 | { |
… | |
… | |
1576 | w->active = 0; |
1577 | w->active = 0; |
1577 | } |
1578 | } |
1578 | |
1579 | |
1579 | /*****************************************************************************/ |
1580 | /*****************************************************************************/ |
1580 | |
1581 | |
1581 | void |
1582 | void noinline |
1582 | ev_io_start (EV_P_ ev_io *w) |
1583 | ev_io_start (EV_P_ ev_io *w) |
1583 | { |
1584 | { |
1584 | int fd = w->fd; |
1585 | int fd = w->fd; |
1585 | |
1586 | |
1586 | if (expect_false (ev_is_active (w))) |
1587 | if (expect_false (ev_is_active (w))) |
… | |
… | |
1593 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
1594 | wlist_add ((WL *)&anfds[fd].head, (WL)w); |
1594 | |
1595 | |
1595 | fd_change (EV_A_ fd); |
1596 | fd_change (EV_A_ fd); |
1596 | } |
1597 | } |
1597 | |
1598 | |
1598 | void |
1599 | void noinline |
1599 | ev_io_stop (EV_P_ ev_io *w) |
1600 | ev_io_stop (EV_P_ ev_io *w) |
1600 | { |
1601 | { |
1601 | clear_pending (EV_A_ (W)w); |
1602 | clear_pending (EV_A_ (W)w); |
1602 | if (expect_false (!ev_is_active (w))) |
1603 | if (expect_false (!ev_is_active (w))) |
1603 | return; |
1604 | return; |
… | |
… | |
1608 | ev_stop (EV_A_ (W)w); |
1609 | ev_stop (EV_A_ (W)w); |
1609 | |
1610 | |
1610 | fd_change (EV_A_ w->fd); |
1611 | fd_change (EV_A_ w->fd); |
1611 | } |
1612 | } |
1612 | |
1613 | |
1613 | void |
1614 | void noinline |
1614 | ev_timer_start (EV_P_ ev_timer *w) |
1615 | ev_timer_start (EV_P_ ev_timer *w) |
1615 | { |
1616 | { |
1616 | if (expect_false (ev_is_active (w))) |
1617 | if (expect_false (ev_is_active (w))) |
1617 | return; |
1618 | return; |
1618 | |
1619 | |
… | |
… | |
1626 | upheap ((WT *)timers, timercnt - 1); |
1627 | upheap ((WT *)timers, timercnt - 1); |
1627 | |
1628 | |
1628 | /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/ |
1629 | /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/ |
1629 | } |
1630 | } |
1630 | |
1631 | |
1631 | void |
1632 | void noinline |
1632 | ev_timer_stop (EV_P_ ev_timer *w) |
1633 | ev_timer_stop (EV_P_ ev_timer *w) |
1633 | { |
1634 | { |
1634 | clear_pending (EV_A_ (W)w); |
1635 | clear_pending (EV_A_ (W)w); |
1635 | if (expect_false (!ev_is_active (w))) |
1636 | if (expect_false (!ev_is_active (w))) |
1636 | return; |
1637 | return; |
… | |
… | |
1650 | ((WT)w)->at -= mn_now; |
1651 | ((WT)w)->at -= mn_now; |
1651 | |
1652 | |
1652 | ev_stop (EV_A_ (W)w); |
1653 | ev_stop (EV_A_ (W)w); |
1653 | } |
1654 | } |
1654 | |
1655 | |
1655 | void |
1656 | void noinline |
1656 | ev_timer_again (EV_P_ ev_timer *w) |
1657 | ev_timer_again (EV_P_ ev_timer *w) |
1657 | { |
1658 | { |
1658 | if (ev_is_active (w)) |
1659 | if (ev_is_active (w)) |
1659 | { |
1660 | { |
1660 | if (w->repeat) |
1661 | if (w->repeat) |
… | |
… | |
1671 | ev_timer_start (EV_A_ w); |
1672 | ev_timer_start (EV_A_ w); |
1672 | } |
1673 | } |
1673 | } |
1674 | } |
1674 | |
1675 | |
1675 | #if EV_PERIODIC_ENABLE |
1676 | #if EV_PERIODIC_ENABLE |
1676 | void |
1677 | void noinline |
1677 | ev_periodic_start (EV_P_ ev_periodic *w) |
1678 | ev_periodic_start (EV_P_ ev_periodic *w) |
1678 | { |
1679 | { |
1679 | if (expect_false (ev_is_active (w))) |
1680 | if (expect_false (ev_is_active (w))) |
1680 | return; |
1681 | return; |
1681 | |
1682 | |
… | |
… | |
1683 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1684 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1684 | else if (w->interval) |
1685 | else if (w->interval) |
1685 | { |
1686 | { |
1686 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1687 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1687 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1688 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1688 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1689 | ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1689 | } |
1690 | } |
|
|
1691 | else |
|
|
1692 | ((WT)w)->at = w->offset; |
1690 | |
1693 | |
1691 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1694 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1692 | array_needsize (ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1695 | array_needsize (ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1693 | periodics [periodiccnt - 1] = w; |
1696 | periodics [periodiccnt - 1] = w; |
1694 | upheap ((WT *)periodics, periodiccnt - 1); |
1697 | upheap ((WT *)periodics, periodiccnt - 1); |
1695 | |
1698 | |
1696 | /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/ |
1699 | /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/ |
1697 | } |
1700 | } |
1698 | |
1701 | |
1699 | void |
1702 | void noinline |
1700 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1703 | ev_periodic_stop (EV_P_ ev_periodic *w) |
1701 | { |
1704 | { |
1702 | clear_pending (EV_A_ (W)w); |
1705 | clear_pending (EV_A_ (W)w); |
1703 | if (expect_false (!ev_is_active (w))) |
1706 | if (expect_false (!ev_is_active (w))) |
1704 | return; |
1707 | return; |
… | |
… | |
1716 | } |
1719 | } |
1717 | |
1720 | |
1718 | ev_stop (EV_A_ (W)w); |
1721 | ev_stop (EV_A_ (W)w); |
1719 | } |
1722 | } |
1720 | |
1723 | |
1721 | void |
1724 | void noinline |
1722 | ev_periodic_again (EV_P_ ev_periodic *w) |
1725 | ev_periodic_again (EV_P_ ev_periodic *w) |
1723 | { |
1726 | { |
1724 | /* TODO: use adjustheap and recalculation */ |
1727 | /* TODO: use adjustheap and recalculation */ |
1725 | ev_periodic_stop (EV_A_ w); |
1728 | ev_periodic_stop (EV_A_ w); |
1726 | ev_periodic_start (EV_A_ w); |
1729 | ev_periodic_start (EV_A_ w); |
… | |
… | |
1729 | |
1732 | |
1730 | #ifndef SA_RESTART |
1733 | #ifndef SA_RESTART |
1731 | # define SA_RESTART 0 |
1734 | # define SA_RESTART 0 |
1732 | #endif |
1735 | #endif |
1733 | |
1736 | |
1734 | void |
1737 | void noinline |
1735 | ev_signal_start (EV_P_ ev_signal *w) |
1738 | ev_signal_start (EV_P_ ev_signal *w) |
1736 | { |
1739 | { |
1737 | #if EV_MULTIPLICITY |
1740 | #if EV_MULTIPLICITY |
1738 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1741 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1739 | #endif |
1742 | #endif |
… | |
… | |
1758 | sigaction (w->signum, &sa, 0); |
1761 | sigaction (w->signum, &sa, 0); |
1759 | #endif |
1762 | #endif |
1760 | } |
1763 | } |
1761 | } |
1764 | } |
1762 | |
1765 | |
1763 | void |
1766 | void noinline |
1764 | ev_signal_stop (EV_P_ ev_signal *w) |
1767 | ev_signal_stop (EV_P_ ev_signal *w) |
1765 | { |
1768 | { |
1766 | clear_pending (EV_A_ (W)w); |
1769 | clear_pending (EV_A_ (W)w); |
1767 | if (expect_false (!ev_is_active (w))) |
1770 | if (expect_false (!ev_is_active (w))) |
1768 | return; |
1771 | return; |