… | |
… | |
717 | # define EV_RELEASE_CB (void)0 |
717 | # define EV_RELEASE_CB (void)0 |
718 | # define EV_ACQUIRE_CB (void)0 |
718 | # define EV_ACQUIRE_CB (void)0 |
719 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
719 | # define EV_INVOKE_PENDING ev_invoke_pending (EV_A) |
720 | #endif |
720 | #endif |
721 | |
721 | |
722 | #define EVUNLOOP_RECURSE 0x80 |
722 | #define EVBREAK_RECURSE 0x80 |
723 | |
723 | |
724 | /*****************************************************************************/ |
724 | /*****************************************************************************/ |
725 | |
725 | |
726 | #ifndef EV_HAVE_EV_TIME |
726 | #ifndef EV_HAVE_EV_TIME |
727 | ev_tstamp |
727 | ev_tstamp |
… | |
… | |
2292 | mn_now = ev_rt_now; |
2292 | mn_now = ev_rt_now; |
2293 | } |
2293 | } |
2294 | } |
2294 | } |
2295 | |
2295 | |
2296 | void |
2296 | void |
2297 | ev_loop (EV_P_ int flags) |
2297 | ev_run (EV_P_ int flags) |
2298 | { |
2298 | { |
2299 | #if EV_FEATURE_API |
2299 | #if EV_FEATURE_API |
2300 | ++loop_depth; |
2300 | ++loop_depth; |
2301 | #endif |
2301 | #endif |
2302 | |
2302 | |
2303 | assert (("libev: ev_loop recursion during release detected", loop_done != EVUNLOOP_RECURSE)); |
2303 | assert (("libev: ev_loop recursion during release detected", loop_done != EVBREAK_RECURSE)); |
2304 | |
2304 | |
2305 | loop_done = EVUNLOOP_CANCEL; |
2305 | loop_done = EVBREAK_CANCEL; |
2306 | |
2306 | |
2307 | EV_INVOKE_PENDING; /* in case we recurse, ensure ordering stays nice and clean */ |
2307 | EV_INVOKE_PENDING; /* in case we recurse, ensure ordering stays nice and clean */ |
2308 | |
2308 | |
2309 | do |
2309 | do |
2310 | { |
2310 | { |
… | |
… | |
2353 | /* calculate blocking time */ |
2353 | /* calculate blocking time */ |
2354 | { |
2354 | { |
2355 | ev_tstamp waittime = 0.; |
2355 | ev_tstamp waittime = 0.; |
2356 | ev_tstamp sleeptime = 0.; |
2356 | ev_tstamp sleeptime = 0.; |
2357 | |
2357 | |
|
|
2358 | /* remember old timestamp for io_blocktime calculation */ |
|
|
2359 | ev_tstamp prev_mn_now = mn_now; |
|
|
2360 | |
|
|
2361 | /* update time to cancel out callback processing overhead */ |
|
|
2362 | time_update (EV_A_ 1e100); |
|
|
2363 | |
2358 | if (expect_true (!(flags & EVLOOP_NONBLOCK || idleall || !activecnt))) |
2364 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt))) |
2359 | { |
2365 | { |
2360 | /* remember old timestamp for io_blocktime calculation */ |
|
|
2361 | ev_tstamp prev_mn_now = mn_now; |
|
|
2362 | |
|
|
2363 | /* update time to cancel out callback processing overhead */ |
|
|
2364 | time_update (EV_A_ 1e100); |
|
|
2365 | |
|
|
2366 | waittime = MAX_BLOCKTIME; |
2366 | waittime = MAX_BLOCKTIME; |
2367 | |
2367 | |
2368 | if (timercnt) |
2368 | if (timercnt) |
2369 | { |
2369 | { |
2370 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now + backend_fudge; |
2370 | ev_tstamp to = ANHE_at (timers [HEAP0]) - mn_now + backend_fudge; |
… | |
… | |
2400 | } |
2400 | } |
2401 | |
2401 | |
2402 | #if EV_FEATURE_API |
2402 | #if EV_FEATURE_API |
2403 | ++loop_count; |
2403 | ++loop_count; |
2404 | #endif |
2404 | #endif |
2405 | assert ((loop_done = EVUNLOOP_RECURSE, 1)); /* assert for side effect */ |
2405 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
2406 | backend_poll (EV_A_ waittime); |
2406 | backend_poll (EV_A_ waittime); |
2407 | assert ((loop_done = EVUNLOOP_CANCEL, 1)); /* assert for side effect */ |
2407 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
2408 | |
2408 | |
2409 | /* update ev_rt_now, do magic */ |
2409 | /* update ev_rt_now, do magic */ |
2410 | time_update (EV_A_ waittime + sleeptime); |
2410 | time_update (EV_A_ waittime + sleeptime); |
2411 | } |
2411 | } |
2412 | |
2412 | |
… | |
… | |
2430 | EV_INVOKE_PENDING; |
2430 | EV_INVOKE_PENDING; |
2431 | } |
2431 | } |
2432 | while (expect_true ( |
2432 | while (expect_true ( |
2433 | activecnt |
2433 | activecnt |
2434 | && !loop_done |
2434 | && !loop_done |
2435 | && !(flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK)) |
2435 | && !(flags & (EVRUN_ONCE | EVRUN_NOWAIT)) |
2436 | )); |
2436 | )); |
2437 | |
2437 | |
2438 | if (loop_done == EVUNLOOP_ONE) |
2438 | if (loop_done == EVBREAK_ONE) |
2439 | loop_done = EVUNLOOP_CANCEL; |
2439 | loop_done = EVBREAK_CANCEL; |
2440 | |
2440 | |
2441 | #if EV_FEATURE_API |
2441 | #if EV_FEATURE_API |
2442 | --loop_depth; |
2442 | --loop_depth; |
2443 | #endif |
2443 | #endif |
2444 | } |
2444 | } |
2445 | |
2445 | |
2446 | void |
2446 | void |
2447 | ev_unloop (EV_P_ int how) |
2447 | ev_break (EV_P_ int how) |
2448 | { |
2448 | { |
2449 | loop_done = how; |
2449 | loop_done = how; |
2450 | } |
2450 | } |
2451 | |
2451 | |
2452 | void |
2452 | void |
… | |
… | |
3427 | |
3427 | |
3428 | #if EV_EMBED_ENABLE |
3428 | #if EV_EMBED_ENABLE |
3429 | void noinline |
3429 | void noinline |
3430 | ev_embed_sweep (EV_P_ ev_embed *w) |
3430 | ev_embed_sweep (EV_P_ ev_embed *w) |
3431 | { |
3431 | { |
3432 | ev_loop (w->other, EVLOOP_NONBLOCK); |
3432 | ev_run (w->other, EVRUN_NOWAIT); |
3433 | } |
3433 | } |
3434 | |
3434 | |
3435 | static void |
3435 | static void |
3436 | embed_io_cb (EV_P_ ev_io *io, int revents) |
3436 | embed_io_cb (EV_P_ ev_io *io, int revents) |
3437 | { |
3437 | { |
3438 | ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io)); |
3438 | ev_embed *w = (ev_embed *)(((char *)io) - offsetof (ev_embed, io)); |
3439 | |
3439 | |
3440 | if (ev_cb (w)) |
3440 | if (ev_cb (w)) |
3441 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
3441 | ev_feed_event (EV_A_ (W)w, EV_EMBED); |
3442 | else |
3442 | else |
3443 | ev_loop (w->other, EVLOOP_NONBLOCK); |
3443 | ev_run (w->other, EVRUN_NOWAIT); |
3444 | } |
3444 | } |
3445 | |
3445 | |
3446 | static void |
3446 | static void |
3447 | embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents) |
3447 | embed_prepare_cb (EV_P_ ev_prepare *prepare, int revents) |
3448 | { |
3448 | { |
… | |
… | |
3452 | EV_P = w->other; |
3452 | EV_P = w->other; |
3453 | |
3453 | |
3454 | while (fdchangecnt) |
3454 | while (fdchangecnt) |
3455 | { |
3455 | { |
3456 | fd_reify (EV_A); |
3456 | fd_reify (EV_A); |
3457 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
3457 | ev_run (EV_A_ EVRUN_NOWAIT); |
3458 | } |
3458 | } |
3459 | } |
3459 | } |
3460 | } |
3460 | } |
3461 | |
3461 | |
3462 | static void |
3462 | static void |
… | |
… | |
3468 | |
3468 | |
3469 | { |
3469 | { |
3470 | EV_P = w->other; |
3470 | EV_P = w->other; |
3471 | |
3471 | |
3472 | ev_loop_fork (EV_A); |
3472 | ev_loop_fork (EV_A); |
3473 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
3473 | ev_run (EV_A_ EVRUN_NOWAIT); |
3474 | } |
3474 | } |
3475 | |
3475 | |
3476 | ev_embed_start (EV_A_ w); |
3476 | ev_embed_start (EV_A_ w); |
3477 | } |
3477 | } |
3478 | |
3478 | |