… | |
… | |
51 | |
51 | |
52 | # if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL) |
52 | # if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL) |
53 | # define EV_USE_POLL 1 |
53 | # define EV_USE_POLL 1 |
54 | # endif |
54 | # endif |
55 | |
55 | |
56 | # if HAVE_EPOLL && HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL) |
56 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL) |
57 | # define EV_USE_EPOLL 1 |
57 | # define EV_USE_EPOLL 1 |
58 | # endif |
58 | # endif |
59 | |
59 | |
60 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE) |
60 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE) |
61 | # define EV_USE_KQUEUE 1 |
61 | # define EV_USE_KQUEUE 1 |
|
|
62 | # endif |
|
|
63 | |
|
|
64 | # if HAVE_PORT_H && HAVE_PORT_CREATE && !defined (EV_USE_PORT) |
|
|
65 | # define EV_USE_PORT 1 |
62 | # endif |
66 | # endif |
63 | |
67 | |
64 | #endif |
68 | #endif |
65 | |
69 | |
66 | #include <math.h> |
70 | #include <math.h> |
… | |
… | |
75 | #include <sys/types.h> |
79 | #include <sys/types.h> |
76 | #include <time.h> |
80 | #include <time.h> |
77 | |
81 | |
78 | #include <signal.h> |
82 | #include <signal.h> |
79 | |
83 | |
80 | #ifndef WIN32 |
84 | #ifndef _WIN32 |
81 | # include <unistd.h> |
85 | # include <unistd.h> |
82 | # include <sys/time.h> |
86 | # include <sys/time.h> |
83 | # include <sys/wait.h> |
87 | # include <sys/wait.h> |
|
|
88 | #else |
|
|
89 | # define WIN32_LEAN_AND_MEAN |
|
|
90 | # include <windows.h> |
|
|
91 | # ifndef EV_SELECT_IS_WINSOCKET |
|
|
92 | # define EV_SELECT_IS_WINSOCKET 1 |
84 | #endif |
93 | # endif |
|
|
94 | #endif |
|
|
95 | |
85 | /**/ |
96 | /**/ |
86 | |
97 | |
87 | #ifndef EV_USE_MONOTONIC |
98 | #ifndef EV_USE_MONOTONIC |
88 | # define EV_USE_MONOTONIC 1 |
99 | # define EV_USE_MONOTONIC 0 |
|
|
100 | #endif |
|
|
101 | |
|
|
102 | #ifndef EV_USE_REALTIME |
|
|
103 | # define EV_USE_REALTIME 0 |
89 | #endif |
104 | #endif |
90 | |
105 | |
91 | #ifndef EV_USE_SELECT |
106 | #ifndef EV_USE_SELECT |
92 | # define EV_USE_SELECT 1 |
107 | # define EV_USE_SELECT 1 |
93 | #endif |
108 | #endif |
94 | |
109 | |
95 | #ifndef EV_USE_POLL |
110 | #ifndef EV_USE_POLL |
96 | # define EV_USE_POLL 0 /* poll is usually slower than select, and not as well tested */ |
111 | # ifdef _WIN32 |
|
|
112 | # define EV_USE_POLL 0 |
|
|
113 | # else |
|
|
114 | # define EV_USE_POLL 1 |
|
|
115 | # endif |
97 | #endif |
116 | #endif |
98 | |
117 | |
99 | #ifndef EV_USE_EPOLL |
118 | #ifndef EV_USE_EPOLL |
100 | # define EV_USE_EPOLL 0 |
119 | # define EV_USE_EPOLL 0 |
101 | #endif |
120 | #endif |
102 | |
121 | |
103 | #ifndef EV_USE_KQUEUE |
122 | #ifndef EV_USE_KQUEUE |
104 | # define EV_USE_KQUEUE 0 |
123 | # define EV_USE_KQUEUE 0 |
105 | #endif |
124 | #endif |
106 | |
125 | |
107 | #ifndef EV_USE_WIN32 |
|
|
108 | # ifdef WIN32 |
|
|
109 | # define EV_USE_WIN32 0 /* it does not exist, use select */ |
|
|
110 | # undef EV_USE_SELECT |
|
|
111 | # define EV_USE_SELECT 1 |
|
|
112 | # else |
|
|
113 | # define EV_USE_WIN32 0 |
|
|
114 | # endif |
|
|
115 | #endif |
|
|
116 | |
|
|
117 | #ifndef EV_USE_REALTIME |
126 | #ifndef EV_USE_PORT |
118 | # define EV_USE_REALTIME 1 |
127 | # define EV_USE_PORT 0 |
119 | #endif |
128 | #endif |
120 | |
129 | |
121 | /**/ |
130 | /**/ |
|
|
131 | |
|
|
132 | /* darwin simply cannot be helped */ |
|
|
133 | #ifdef __APPLE__ |
|
|
134 | # undef EV_USE_POLL |
|
|
135 | # undef EV_USE_KQUEUE |
|
|
136 | #endif |
122 | |
137 | |
123 | #ifndef CLOCK_MONOTONIC |
138 | #ifndef CLOCK_MONOTONIC |
124 | # undef EV_USE_MONOTONIC |
139 | # undef EV_USE_MONOTONIC |
125 | # define EV_USE_MONOTONIC 0 |
140 | # define EV_USE_MONOTONIC 0 |
126 | #endif |
141 | #endif |
… | |
… | |
128 | #ifndef CLOCK_REALTIME |
143 | #ifndef CLOCK_REALTIME |
129 | # undef EV_USE_REALTIME |
144 | # undef EV_USE_REALTIME |
130 | # define EV_USE_REALTIME 0 |
145 | # define EV_USE_REALTIME 0 |
131 | #endif |
146 | #endif |
132 | |
147 | |
|
|
148 | #if EV_SELECT_IS_WINSOCKET |
|
|
149 | # include <winsock.h> |
|
|
150 | #endif |
|
|
151 | |
133 | /**/ |
152 | /**/ |
134 | |
153 | |
135 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
154 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
136 | #define MAX_BLOCKTIME 59.731 /* never wait longer than this time (to detect time jumps) */ |
155 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
137 | #define PID_HASHSIZE 16 /* size of pid hash table, must be power of two */ |
156 | #define PID_HASHSIZE 16 /* size of pid hash table, must be power of two */ |
138 | /*#define CLEANUP_INTERVAL 300. /* how often to try to free memory and re-check fds */ |
157 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds */ |
139 | |
158 | |
140 | #ifdef EV_H |
159 | #ifdef EV_H |
141 | # include EV_H |
160 | # include EV_H |
142 | #else |
161 | #else |
143 | # include "ev.h" |
162 | # include "ev.h" |
144 | #endif |
163 | #endif |
145 | |
164 | |
146 | #if __GNUC__ >= 3 |
165 | #if __GNUC__ >= 3 |
147 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
166 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
148 | # define inline inline |
167 | # define inline static inline |
149 | #else |
168 | #else |
150 | # define expect(expr,value) (expr) |
169 | # define expect(expr,value) (expr) |
151 | # define inline static |
170 | # define inline static |
152 | #endif |
171 | #endif |
153 | |
172 | |
… | |
… | |
155 | #define expect_true(expr) expect ((expr) != 0, 1) |
174 | #define expect_true(expr) expect ((expr) != 0, 1) |
156 | |
175 | |
157 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
176 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
158 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
177 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
159 | |
178 | |
|
|
179 | #define EMPTY0 /* required for microsofts broken pseudo-c compiler */ |
|
|
180 | #define EMPTY2(a,b) /* used to suppress some warnings */ |
|
|
181 | |
160 | typedef struct ev_watcher *W; |
182 | typedef struct ev_watcher *W; |
161 | typedef struct ev_watcher_list *WL; |
183 | typedef struct ev_watcher_list *WL; |
162 | typedef struct ev_watcher_time *WT; |
184 | typedef struct ev_watcher_time *WT; |
163 | |
185 | |
164 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
186 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
165 | |
187 | |
166 | #ifdef WIN32 |
188 | #ifdef _WIN32 |
167 | # include "ev_win32.c" |
189 | # include "ev_win32.c" |
168 | #endif |
190 | #endif |
169 | |
191 | |
170 | /*****************************************************************************/ |
192 | /*****************************************************************************/ |
171 | |
193 | |
… | |
… | |
220 | typedef struct |
242 | typedef struct |
221 | { |
243 | { |
222 | WL head; |
244 | WL head; |
223 | unsigned char events; |
245 | unsigned char events; |
224 | unsigned char reify; |
246 | unsigned char reify; |
|
|
247 | #if EV_SELECT_IS_WINSOCKET |
|
|
248 | SOCKET handle; |
|
|
249 | #endif |
225 | } ANFD; |
250 | } ANFD; |
226 | |
251 | |
227 | typedef struct |
252 | typedef struct |
228 | { |
253 | { |
229 | W w; |
254 | W w; |
… | |
… | |
233 | #if EV_MULTIPLICITY |
258 | #if EV_MULTIPLICITY |
234 | |
259 | |
235 | struct ev_loop |
260 | struct ev_loop |
236 | { |
261 | { |
237 | ev_tstamp ev_rt_now; |
262 | ev_tstamp ev_rt_now; |
|
|
263 | #define ev_rt_now ((loop)->ev_rt_now) |
238 | #define VAR(name,decl) decl; |
264 | #define VAR(name,decl) decl; |
239 | #include "ev_vars.h" |
265 | #include "ev_vars.h" |
240 | #undef VAR |
266 | #undef VAR |
241 | }; |
267 | }; |
242 | #include "ev_wrap.h" |
268 | #include "ev_wrap.h" |
243 | |
269 | |
244 | struct ev_loop default_loop_struct; |
270 | static struct ev_loop default_loop_struct; |
245 | static struct ev_loop *default_loop; |
271 | struct ev_loop *ev_default_loop_ptr; |
246 | |
272 | |
247 | #else |
273 | #else |
248 | |
274 | |
249 | ev_tstamp ev_rt_now; |
275 | ev_tstamp ev_rt_now; |
250 | #define VAR(name,decl) static decl; |
276 | #define VAR(name,decl) static decl; |
251 | #include "ev_vars.h" |
277 | #include "ev_vars.h" |
252 | #undef VAR |
278 | #undef VAR |
253 | |
279 | |
254 | static int default_loop; |
280 | static int ev_default_loop_ptr; |
255 | |
281 | |
256 | #endif |
282 | #endif |
257 | |
283 | |
258 | /*****************************************************************************/ |
284 | /*****************************************************************************/ |
259 | |
285 | |
… | |
… | |
292 | { |
318 | { |
293 | return ev_rt_now; |
319 | return ev_rt_now; |
294 | } |
320 | } |
295 | #endif |
321 | #endif |
296 | |
322 | |
297 | #define array_roundsize(type,n) ((n) | 4 & ~3) |
323 | #define array_roundsize(type,n) (((n) | 4) & ~3) |
298 | |
324 | |
299 | #define array_needsize(type,base,cur,cnt,init) \ |
325 | #define array_needsize(type,base,cur,cnt,init) \ |
300 | if (expect_false ((cnt) > cur)) \ |
326 | if (expect_false ((cnt) > cur)) \ |
301 | { \ |
327 | { \ |
302 | int newcnt = cur; \ |
328 | int newcnt = cur; \ |
… | |
… | |
317 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
343 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
318 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
344 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
319 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
345 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
320 | } |
346 | } |
321 | |
347 | |
322 | /* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */ |
|
|
323 | /* bringing us everlasting joy in form of stupid extra macros that are not required in C */ |
|
|
324 | #define array_free_microshit(stem) \ |
|
|
325 | ev_free (stem ## s); stem ## cnt = stem ## max = 0; |
|
|
326 | |
|
|
327 | #define array_free(stem, idx) \ |
348 | #define array_free(stem, idx) \ |
328 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
349 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
329 | |
350 | |
330 | /*****************************************************************************/ |
351 | /*****************************************************************************/ |
331 | |
352 | |
… | |
… | |
345 | void |
366 | void |
346 | ev_feed_event (EV_P_ void *w, int revents) |
367 | ev_feed_event (EV_P_ void *w, int revents) |
347 | { |
368 | { |
348 | W w_ = (W)w; |
369 | W w_ = (W)w; |
349 | |
370 | |
350 | if (w_->pending) |
371 | if (expect_false (w_->pending)) |
351 | { |
372 | { |
352 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
373 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
353 | return; |
374 | return; |
354 | } |
375 | } |
355 | |
376 | |
356 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
377 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
357 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], (void)); |
378 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
358 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
379 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
359 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
380 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
360 | } |
381 | } |
361 | |
382 | |
362 | static void |
383 | static void |
… | |
… | |
389 | fd_event (EV_A_ fd, revents); |
410 | fd_event (EV_A_ fd, revents); |
390 | } |
411 | } |
391 | |
412 | |
392 | /*****************************************************************************/ |
413 | /*****************************************************************************/ |
393 | |
414 | |
394 | static void |
415 | inline void |
395 | fd_reify (EV_P) |
416 | fd_reify (EV_P) |
396 | { |
417 | { |
397 | int i; |
418 | int i; |
398 | |
419 | |
399 | for (i = 0; i < fdchangecnt; ++i) |
420 | for (i = 0; i < fdchangecnt; ++i) |
… | |
… | |
405 | int events = 0; |
426 | int events = 0; |
406 | |
427 | |
407 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
428 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
408 | events |= w->events; |
429 | events |= w->events; |
409 | |
430 | |
|
|
431 | #if EV_SELECT_IS_WINSOCKET |
|
|
432 | if (events) |
|
|
433 | { |
|
|
434 | unsigned long argp; |
|
|
435 | anfd->handle = _get_osfhandle (fd); |
|
|
436 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0)); |
|
|
437 | } |
|
|
438 | #endif |
|
|
439 | |
410 | anfd->reify = 0; |
440 | anfd->reify = 0; |
411 | |
441 | |
412 | method_modify (EV_A_ fd, anfd->events, events); |
442 | method_modify (EV_A_ fd, anfd->events, events); |
413 | anfd->events = events; |
443 | anfd->events = events; |
414 | } |
444 | } |
… | |
… | |
417 | } |
447 | } |
418 | |
448 | |
419 | static void |
449 | static void |
420 | fd_change (EV_P_ int fd) |
450 | fd_change (EV_P_ int fd) |
421 | { |
451 | { |
422 | if (anfds [fd].reify) |
452 | if (expect_false (anfds [fd].reify)) |
423 | return; |
453 | return; |
424 | |
454 | |
425 | anfds [fd].reify = 1; |
455 | anfds [fd].reify = 1; |
426 | |
456 | |
427 | ++fdchangecnt; |
457 | ++fdchangecnt; |
428 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, (void)); |
458 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2); |
429 | fdchanges [fdchangecnt - 1] = fd; |
459 | fdchanges [fdchangecnt - 1] = fd; |
430 | } |
460 | } |
431 | |
461 | |
432 | static void |
462 | static void |
433 | fd_kill (EV_P_ int fd) |
463 | fd_kill (EV_P_ int fd) |
… | |
… | |
439 | ev_io_stop (EV_A_ w); |
469 | ev_io_stop (EV_A_ w); |
440 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
470 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
441 | } |
471 | } |
442 | } |
472 | } |
443 | |
473 | |
444 | static int |
474 | inline int |
445 | fd_valid (int fd) |
475 | fd_valid (int fd) |
446 | { |
476 | { |
447 | #ifdef WIN32 |
477 | #ifdef _WIN32 |
448 | return !!win32_get_osfhandle (fd); |
478 | return _get_osfhandle (fd) != -1; |
449 | #else |
479 | #else |
450 | return fcntl (fd, F_GETFD) != -1; |
480 | return fcntl (fd, F_GETFD) != -1; |
451 | #endif |
481 | #endif |
452 | } |
482 | } |
453 | |
483 | |
… | |
… | |
534 | heap [k] = w; |
564 | heap [k] = w; |
535 | ((W)heap [k])->active = k + 1; |
565 | ((W)heap [k])->active = k + 1; |
536 | } |
566 | } |
537 | |
567 | |
538 | inline void |
568 | inline void |
539 | adjustheap (WT *heap, int N, int k, ev_tstamp at) |
569 | adjustheap (WT *heap, int N, int k) |
540 | { |
570 | { |
541 | ev_tstamp old_at = heap [k]->at; |
571 | upheap (heap, k); |
542 | heap [k]->at = at; |
|
|
543 | |
|
|
544 | if (old_at < at) |
|
|
545 | downheap (heap, N, k); |
572 | downheap (heap, N, k); |
546 | else |
|
|
547 | upheap (heap, k); |
|
|
548 | } |
573 | } |
549 | |
574 | |
550 | /*****************************************************************************/ |
575 | /*****************************************************************************/ |
551 | |
576 | |
552 | typedef struct |
577 | typedef struct |
… | |
… | |
575 | } |
600 | } |
576 | |
601 | |
577 | static void |
602 | static void |
578 | sighandler (int signum) |
603 | sighandler (int signum) |
579 | { |
604 | { |
580 | #if WIN32 |
605 | #if _WIN32 |
581 | signal (signum, sighandler); |
606 | signal (signum, sighandler); |
582 | #endif |
607 | #endif |
583 | |
608 | |
584 | signals [signum - 1].gotsig = 1; |
609 | signals [signum - 1].gotsig = 1; |
585 | |
610 | |
586 | if (!gotsig) |
611 | if (!gotsig) |
587 | { |
612 | { |
588 | int old_errno = errno; |
613 | int old_errno = errno; |
589 | gotsig = 1; |
614 | gotsig = 1; |
590 | #ifdef WIN32 |
|
|
591 | send (sigpipe [1], &signum, 1, MSG_DONTWAIT); |
|
|
592 | #else |
|
|
593 | write (sigpipe [1], &signum, 1); |
615 | write (sigpipe [1], &signum, 1); |
594 | #endif |
|
|
595 | errno = old_errno; |
616 | errno = old_errno; |
596 | } |
617 | } |
597 | } |
618 | } |
598 | |
619 | |
599 | void |
620 | void |
600 | ev_feed_signal_event (EV_P_ int signum) |
621 | ev_feed_signal_event (EV_P_ int signum) |
601 | { |
622 | { |
602 | WL w; |
623 | WL w; |
603 | |
624 | |
604 | #if EV_MULTIPLICITY |
625 | #if EV_MULTIPLICITY |
605 | assert (("feeding signal events is only supported in the default loop", loop == default_loop)); |
626 | assert (("feeding signal events is only supported in the default loop", loop == ev_default_loop_ptr)); |
606 | #endif |
627 | #endif |
607 | |
628 | |
608 | --signum; |
629 | --signum; |
609 | |
630 | |
610 | if (signum < 0 || signum >= signalmax) |
631 | if (signum < 0 || signum >= signalmax) |
… | |
… | |
619 | static void |
640 | static void |
620 | sigcb (EV_P_ struct ev_io *iow, int revents) |
641 | sigcb (EV_P_ struct ev_io *iow, int revents) |
621 | { |
642 | { |
622 | int signum; |
643 | int signum; |
623 | |
644 | |
624 | #ifdef WIN32 |
|
|
625 | recv (sigpipe [0], &revents, 1, MSG_DONTWAIT); |
|
|
626 | #else |
|
|
627 | read (sigpipe [0], &revents, 1); |
645 | read (sigpipe [0], &revents, 1); |
628 | #endif |
|
|
629 | gotsig = 0; |
646 | gotsig = 0; |
630 | |
647 | |
631 | for (signum = signalmax; signum--; ) |
648 | for (signum = signalmax; signum--; ) |
632 | if (signals [signum].gotsig) |
649 | if (signals [signum].gotsig) |
633 | ev_feed_signal_event (EV_A_ signum + 1); |
650 | ev_feed_signal_event (EV_A_ signum + 1); |
634 | } |
651 | } |
635 | |
652 | |
636 | static void |
653 | static void |
|
|
654 | fd_intern (int fd) |
|
|
655 | { |
|
|
656 | #ifdef _WIN32 |
|
|
657 | int arg = 1; |
|
|
658 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
|
|
659 | #else |
|
|
660 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
|
|
661 | fcntl (fd, F_SETFL, O_NONBLOCK); |
|
|
662 | #endif |
|
|
663 | } |
|
|
664 | |
|
|
665 | static void |
637 | siginit (EV_P) |
666 | siginit (EV_P) |
638 | { |
667 | { |
639 | #ifndef WIN32 |
668 | fd_intern (sigpipe [0]); |
640 | fcntl (sigpipe [0], F_SETFD, FD_CLOEXEC); |
669 | fd_intern (sigpipe [1]); |
641 | fcntl (sigpipe [1], F_SETFD, FD_CLOEXEC); |
|
|
642 | |
|
|
643 | /* rather than sort out wether we really need nb, set it */ |
|
|
644 | fcntl (sigpipe [0], F_SETFL, O_NONBLOCK); |
|
|
645 | fcntl (sigpipe [1], F_SETFL, O_NONBLOCK); |
|
|
646 | #endif |
|
|
647 | |
670 | |
648 | ev_io_set (&sigev, sigpipe [0], EV_READ); |
671 | ev_io_set (&sigev, sigpipe [0], EV_READ); |
649 | ev_io_start (EV_A_ &sigev); |
672 | ev_io_start (EV_A_ &sigev); |
650 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
673 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
651 | } |
674 | } |
652 | |
675 | |
653 | /*****************************************************************************/ |
676 | /*****************************************************************************/ |
654 | |
677 | |
655 | static struct ev_child *childs [PID_HASHSIZE]; |
678 | static struct ev_child *childs [PID_HASHSIZE]; |
656 | |
679 | |
657 | #ifndef WIN32 |
680 | #ifndef _WIN32 |
658 | |
681 | |
659 | static struct ev_signal childev; |
682 | static struct ev_signal childev; |
660 | |
683 | |
661 | #ifndef WCONTINUED |
684 | #ifndef WCONTINUED |
662 | # define WCONTINUED 0 |
685 | # define WCONTINUED 0 |
… | |
… | |
694 | |
717 | |
695 | #endif |
718 | #endif |
696 | |
719 | |
697 | /*****************************************************************************/ |
720 | /*****************************************************************************/ |
698 | |
721 | |
|
|
722 | #if EV_USE_PORT |
|
|
723 | # include "ev_port.c" |
|
|
724 | #endif |
699 | #if EV_USE_KQUEUE |
725 | #if EV_USE_KQUEUE |
700 | # include "ev_kqueue.c" |
726 | # include "ev_kqueue.c" |
701 | #endif |
727 | #endif |
702 | #if EV_USE_EPOLL |
728 | #if EV_USE_EPOLL |
703 | # include "ev_epoll.c" |
729 | # include "ev_epoll.c" |
… | |
… | |
723 | |
749 | |
724 | /* return true if we are running with elevated privileges and should ignore env variables */ |
750 | /* return true if we are running with elevated privileges and should ignore env variables */ |
725 | static int |
751 | static int |
726 | enable_secure (void) |
752 | enable_secure (void) |
727 | { |
753 | { |
728 | #ifdef WIN32 |
754 | #ifdef _WIN32 |
729 | return 0; |
755 | return 0; |
730 | #else |
756 | #else |
731 | return getuid () != geteuid () |
757 | return getuid () != geteuid () |
732 | || getgid () != getegid (); |
758 | || getgid () != getegid (); |
733 | #endif |
759 | #endif |
734 | } |
760 | } |
735 | |
761 | |
736 | int |
762 | unsigned int |
737 | ev_method (EV_P) |
763 | ev_method (EV_P) |
738 | { |
764 | { |
739 | return method; |
765 | return method; |
740 | } |
766 | } |
741 | |
767 | |
742 | static void |
768 | static void |
743 | loop_init (EV_P_ int methods) |
769 | loop_init (EV_P_ unsigned int flags) |
744 | { |
770 | { |
745 | if (!method) |
771 | if (!method) |
746 | { |
772 | { |
747 | #if EV_USE_MONOTONIC |
773 | #if EV_USE_MONOTONIC |
748 | { |
774 | { |
… | |
… | |
755 | ev_rt_now = ev_time (); |
781 | ev_rt_now = ev_time (); |
756 | mn_now = get_clock (); |
782 | mn_now = get_clock (); |
757 | now_floor = mn_now; |
783 | now_floor = mn_now; |
758 | rtmn_diff = ev_rt_now - mn_now; |
784 | rtmn_diff = ev_rt_now - mn_now; |
759 | |
785 | |
760 | if (methods == EVMETHOD_AUTO) |
786 | if (!(flags & EVFLAG_NOENV) && !enable_secure () && getenv ("LIBEV_FLAGS")) |
761 | if (!enable_secure () && getenv ("LIBEV_METHODS")) |
|
|
762 | methods = atoi (getenv ("LIBEV_METHODS")); |
787 | flags = atoi (getenv ("LIBEV_FLAGS")); |
763 | else |
788 | |
764 | methods = EVMETHOD_ANY; |
789 | if (!(flags & 0x0000ffff)) |
|
|
790 | flags |= 0x0000ffff; |
765 | |
791 | |
766 | method = 0; |
792 | method = 0; |
767 | #if EV_USE_WIN32 |
793 | #if EV_USE_PORT |
768 | if (!method && (methods & EVMETHOD_WIN32 )) method = win32_init (EV_A_ methods); |
794 | if (!method && (flags & EVMETHOD_PORT )) method = port_init (EV_A_ flags); |
769 | #endif |
795 | #endif |
770 | #if EV_USE_KQUEUE |
796 | #if EV_USE_KQUEUE |
771 | if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods); |
797 | if (!method && (flags & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ flags); |
772 | #endif |
798 | #endif |
773 | #if EV_USE_EPOLL |
799 | #if EV_USE_EPOLL |
774 | if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods); |
800 | if (!method && (flags & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ flags); |
775 | #endif |
801 | #endif |
776 | #if EV_USE_POLL |
802 | #if EV_USE_POLL |
777 | if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods); |
803 | if (!method && (flags & EVMETHOD_POLL )) method = poll_init (EV_A_ flags); |
778 | #endif |
804 | #endif |
779 | #if EV_USE_SELECT |
805 | #if EV_USE_SELECT |
780 | if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods); |
806 | if (!method && (flags & EVMETHOD_SELECT)) method = select_init (EV_A_ flags); |
781 | #endif |
807 | #endif |
782 | |
808 | |
783 | ev_init (&sigev, sigcb); |
809 | ev_init (&sigev, sigcb); |
784 | ev_set_priority (&sigev, EV_MAXPRI); |
810 | ev_set_priority (&sigev, EV_MAXPRI); |
785 | } |
811 | } |
786 | } |
812 | } |
787 | |
813 | |
788 | void |
814 | static void |
789 | loop_destroy (EV_P) |
815 | loop_destroy (EV_P) |
790 | { |
816 | { |
791 | int i; |
817 | int i; |
792 | |
818 | |
793 | #if EV_USE_WIN32 |
819 | #if EV_USE_PORT |
794 | if (method == EVMETHOD_WIN32 ) win32_destroy (EV_A); |
820 | if (method == EVMETHOD_PORT ) port_destroy (EV_A); |
795 | #endif |
821 | #endif |
796 | #if EV_USE_KQUEUE |
822 | #if EV_USE_KQUEUE |
797 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
823 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
798 | #endif |
824 | #endif |
799 | #if EV_USE_EPOLL |
825 | #if EV_USE_EPOLL |
… | |
… | |
808 | |
834 | |
809 | for (i = NUMPRI; i--; ) |
835 | for (i = NUMPRI; i--; ) |
810 | array_free (pending, [i]); |
836 | array_free (pending, [i]); |
811 | |
837 | |
812 | /* have to use the microsoft-never-gets-it-right macro */ |
838 | /* have to use the microsoft-never-gets-it-right macro */ |
813 | array_free_microshit (fdchange); |
839 | array_free (fdchange, EMPTY0); |
814 | array_free_microshit (timer); |
840 | array_free (timer, EMPTY0); |
815 | #if EV_PERIODICS |
841 | #if EV_PERIODICS |
816 | array_free_microshit (periodic); |
842 | array_free (periodic, EMPTY0); |
817 | #endif |
843 | #endif |
818 | array_free_microshit (idle); |
844 | array_free (idle, EMPTY0); |
819 | array_free_microshit (prepare); |
845 | array_free (prepare, EMPTY0); |
820 | array_free_microshit (check); |
846 | array_free (check, EMPTY0); |
821 | |
847 | |
822 | method = 0; |
848 | method = 0; |
823 | } |
849 | } |
824 | |
850 | |
825 | static void |
851 | static void |
826 | loop_fork (EV_P) |
852 | loop_fork (EV_P) |
827 | { |
853 | { |
|
|
854 | #if EV_USE_PORT |
|
|
855 | if (method == EVMETHOD_PORT ) port_fork (EV_A); |
|
|
856 | #endif |
|
|
857 | #if EV_USE_KQUEUE |
|
|
858 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
|
|
859 | #endif |
828 | #if EV_USE_EPOLL |
860 | #if EV_USE_EPOLL |
829 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
861 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
830 | #endif |
|
|
831 | #if EV_USE_KQUEUE |
|
|
832 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
|
|
833 | #endif |
862 | #endif |
834 | |
863 | |
835 | if (ev_is_active (&sigev)) |
864 | if (ev_is_active (&sigev)) |
836 | { |
865 | { |
837 | /* default loop */ |
866 | /* default loop */ |
… | |
… | |
850 | postfork = 0; |
879 | postfork = 0; |
851 | } |
880 | } |
852 | |
881 | |
853 | #if EV_MULTIPLICITY |
882 | #if EV_MULTIPLICITY |
854 | struct ev_loop * |
883 | struct ev_loop * |
855 | ev_loop_new (int methods) |
884 | ev_loop_new (unsigned int flags) |
856 | { |
885 | { |
857 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
886 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
858 | |
887 | |
859 | memset (loop, 0, sizeof (struct ev_loop)); |
888 | memset (loop, 0, sizeof (struct ev_loop)); |
860 | |
889 | |
861 | loop_init (EV_A_ methods); |
890 | loop_init (EV_A_ flags); |
862 | |
891 | |
863 | if (ev_method (EV_A)) |
892 | if (ev_method (EV_A)) |
864 | return loop; |
893 | return loop; |
865 | |
894 | |
866 | return 0; |
895 | return 0; |
… | |
… | |
881 | |
910 | |
882 | #endif |
911 | #endif |
883 | |
912 | |
884 | #if EV_MULTIPLICITY |
913 | #if EV_MULTIPLICITY |
885 | struct ev_loop * |
914 | struct ev_loop * |
|
|
915 | ev_default_loop_ (unsigned int flags) |
886 | #else |
916 | #else |
887 | int |
917 | int |
|
|
918 | ev_default_loop (unsigned int flags) |
888 | #endif |
919 | #endif |
889 | ev_default_loop (int methods) |
|
|
890 | { |
920 | { |
891 | if (sigpipe [0] == sigpipe [1]) |
921 | if (sigpipe [0] == sigpipe [1]) |
892 | if (pipe (sigpipe)) |
922 | if (pipe (sigpipe)) |
893 | return 0; |
923 | return 0; |
894 | |
924 | |
895 | if (!default_loop) |
925 | if (!ev_default_loop_ptr) |
896 | { |
926 | { |
897 | #if EV_MULTIPLICITY |
927 | #if EV_MULTIPLICITY |
898 | struct ev_loop *loop = default_loop = &default_loop_struct; |
928 | struct ev_loop *loop = ev_default_loop_ptr = &default_loop_struct; |
899 | #else |
929 | #else |
900 | default_loop = 1; |
930 | ev_default_loop_ptr = 1; |
901 | #endif |
931 | #endif |
902 | |
932 | |
903 | loop_init (EV_A_ methods); |
933 | loop_init (EV_A_ flags); |
904 | |
934 | |
905 | if (ev_method (EV_A)) |
935 | if (ev_method (EV_A)) |
906 | { |
936 | { |
907 | siginit (EV_A); |
937 | siginit (EV_A); |
908 | |
938 | |
909 | #ifndef WIN32 |
939 | #ifndef _WIN32 |
910 | ev_signal_init (&childev, childcb, SIGCHLD); |
940 | ev_signal_init (&childev, childcb, SIGCHLD); |
911 | ev_set_priority (&childev, EV_MAXPRI); |
941 | ev_set_priority (&childev, EV_MAXPRI); |
912 | ev_signal_start (EV_A_ &childev); |
942 | ev_signal_start (EV_A_ &childev); |
913 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
943 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
914 | #endif |
944 | #endif |
915 | } |
945 | } |
916 | else |
946 | else |
917 | default_loop = 0; |
947 | ev_default_loop_ptr = 0; |
918 | } |
948 | } |
919 | |
949 | |
920 | return default_loop; |
950 | return ev_default_loop_ptr; |
921 | } |
951 | } |
922 | |
952 | |
923 | void |
953 | void |
924 | ev_default_destroy (void) |
954 | ev_default_destroy (void) |
925 | { |
955 | { |
926 | #if EV_MULTIPLICITY |
956 | #if EV_MULTIPLICITY |
927 | struct ev_loop *loop = default_loop; |
957 | struct ev_loop *loop = ev_default_loop_ptr; |
928 | #endif |
958 | #endif |
929 | |
959 | |
930 | #ifndef WIN32 |
960 | #ifndef _WIN32 |
931 | ev_ref (EV_A); /* child watcher */ |
961 | ev_ref (EV_A); /* child watcher */ |
932 | ev_signal_stop (EV_A_ &childev); |
962 | ev_signal_stop (EV_A_ &childev); |
933 | #endif |
963 | #endif |
934 | |
964 | |
935 | ev_ref (EV_A); /* signal watcher */ |
965 | ev_ref (EV_A); /* signal watcher */ |
… | |
… | |
943 | |
973 | |
944 | void |
974 | void |
945 | ev_default_fork (void) |
975 | ev_default_fork (void) |
946 | { |
976 | { |
947 | #if EV_MULTIPLICITY |
977 | #if EV_MULTIPLICITY |
948 | struct ev_loop *loop = default_loop; |
978 | struct ev_loop *loop = ev_default_loop_ptr; |
949 | #endif |
979 | #endif |
950 | |
980 | |
951 | if (method) |
981 | if (method) |
952 | postfork = 1; |
982 | postfork = 1; |
953 | } |
983 | } |
… | |
… | |
964 | return 1; |
994 | return 1; |
965 | |
995 | |
966 | return 0; |
996 | return 0; |
967 | } |
997 | } |
968 | |
998 | |
969 | static void |
999 | inline void |
970 | call_pending (EV_P) |
1000 | call_pending (EV_P) |
971 | { |
1001 | { |
972 | int pri; |
1002 | int pri; |
973 | |
1003 | |
974 | for (pri = NUMPRI; pri--; ) |
1004 | for (pri = NUMPRI; pri--; ) |
975 | while (pendingcnt [pri]) |
1005 | while (pendingcnt [pri]) |
976 | { |
1006 | { |
977 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
1007 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
978 | |
1008 | |
979 | if (p->w) |
1009 | if (expect_true (p->w)) |
980 | { |
1010 | { |
981 | p->w->pending = 0; |
1011 | p->w->pending = 0; |
982 | EV_CB_INVOKE (p->w, p->events); |
1012 | EV_CB_INVOKE (p->w, p->events); |
983 | } |
1013 | } |
984 | } |
1014 | } |
985 | } |
1015 | } |
986 | |
1016 | |
987 | static void |
1017 | inline void |
988 | timers_reify (EV_P) |
1018 | timers_reify (EV_P) |
989 | { |
1019 | { |
990 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
1020 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
991 | { |
1021 | { |
992 | struct ev_timer *w = timers [0]; |
1022 | struct ev_timer *w = timers [0]; |
… | |
… | |
1010 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1040 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1011 | } |
1041 | } |
1012 | } |
1042 | } |
1013 | |
1043 | |
1014 | #if EV_PERIODICS |
1044 | #if EV_PERIODICS |
1015 | static void |
1045 | inline void |
1016 | periodics_reify (EV_P) |
1046 | periodics_reify (EV_P) |
1017 | { |
1047 | { |
1018 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1048 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1019 | { |
1049 | { |
1020 | struct ev_periodic *w = periodics [0]; |
1050 | struct ev_periodic *w = periodics [0]; |
… | |
… | |
1022 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
1052 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
1023 | |
1053 | |
1024 | /* first reschedule or stop timer */ |
1054 | /* first reschedule or stop timer */ |
1025 | if (w->reschedule_cb) |
1055 | if (w->reschedule_cb) |
1026 | { |
1056 | { |
1027 | ev_tstamp at = ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1057 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1028 | |
|
|
1029 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1058 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1030 | downheap ((WT *)periodics, periodiccnt, 0); |
1059 | downheap ((WT *)periodics, periodiccnt, 0); |
1031 | } |
1060 | } |
1032 | else if (w->interval) |
1061 | else if (w->interval) |
1033 | { |
1062 | { |
… | |
… | |
1080 | ev_rt_now = ev_time (); |
1109 | ev_rt_now = ev_time (); |
1081 | return 1; |
1110 | return 1; |
1082 | } |
1111 | } |
1083 | } |
1112 | } |
1084 | |
1113 | |
1085 | static void |
1114 | inline void |
1086 | time_update (EV_P) |
1115 | time_update (EV_P) |
1087 | { |
1116 | { |
1088 | int i; |
1117 | int i; |
1089 | |
1118 | |
1090 | #if EV_USE_MONOTONIC |
1119 | #if EV_USE_MONOTONIC |
… | |
… | |
1151 | ev_loop (EV_P_ int flags) |
1180 | ev_loop (EV_P_ int flags) |
1152 | { |
1181 | { |
1153 | double block; |
1182 | double block; |
1154 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1183 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1155 | |
1184 | |
1156 | do |
1185 | while (activecnt) |
1157 | { |
1186 | { |
1158 | /* queue check watchers (and execute them) */ |
1187 | /* queue check watchers (and execute them) */ |
1159 | if (expect_false (preparecnt)) |
1188 | if (expect_false (preparecnt)) |
1160 | { |
1189 | { |
1161 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1190 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
… | |
… | |
1201 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1230 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1202 | if (block > to) block = to; |
1231 | if (block > to) block = to; |
1203 | } |
1232 | } |
1204 | #endif |
1233 | #endif |
1205 | |
1234 | |
1206 | if (block < 0.) block = 0.; |
1235 | if (expect_false (block < 0.)) block = 0.; |
1207 | } |
1236 | } |
1208 | |
1237 | |
1209 | method_poll (EV_A_ block); |
1238 | method_poll (EV_A_ block); |
1210 | |
1239 | |
1211 | /* update ev_rt_now, do magic */ |
1240 | /* update ev_rt_now, do magic */ |
… | |
… | |
1220 | /* queue idle watchers unless io or timers are pending */ |
1249 | /* queue idle watchers unless io or timers are pending */ |
1221 | if (idlecnt && !any_pending (EV_A)) |
1250 | if (idlecnt && !any_pending (EV_A)) |
1222 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1251 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1223 | |
1252 | |
1224 | /* queue check watchers, to be executed first */ |
1253 | /* queue check watchers, to be executed first */ |
1225 | if (checkcnt) |
1254 | if (expect_false (checkcnt)) |
1226 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1255 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1227 | |
1256 | |
1228 | call_pending (EV_A); |
1257 | call_pending (EV_A); |
|
|
1258 | |
|
|
1259 | if (expect_false (loop_done)) |
|
|
1260 | break; |
1229 | } |
1261 | } |
1230 | while (activecnt && !loop_done); |
|
|
1231 | |
1262 | |
1232 | if (loop_done != 2) |
1263 | if (loop_done != 2) |
1233 | loop_done = 0; |
1264 | loop_done = 0; |
1234 | } |
1265 | } |
1235 | |
1266 | |
… | |
… | |
1295 | void |
1326 | void |
1296 | ev_io_start (EV_P_ struct ev_io *w) |
1327 | ev_io_start (EV_P_ struct ev_io *w) |
1297 | { |
1328 | { |
1298 | int fd = w->fd; |
1329 | int fd = w->fd; |
1299 | |
1330 | |
1300 | if (ev_is_active (w)) |
1331 | if (expect_false (ev_is_active (w))) |
1301 | return; |
1332 | return; |
1302 | |
1333 | |
1303 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1334 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1304 | |
1335 | |
1305 | ev_start (EV_A_ (W)w, 1); |
1336 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
1311 | |
1342 | |
1312 | void |
1343 | void |
1313 | ev_io_stop (EV_P_ struct ev_io *w) |
1344 | ev_io_stop (EV_P_ struct ev_io *w) |
1314 | { |
1345 | { |
1315 | ev_clear_pending (EV_A_ (W)w); |
1346 | ev_clear_pending (EV_A_ (W)w); |
1316 | if (!ev_is_active (w)) |
1347 | if (expect_false (!ev_is_active (w))) |
1317 | return; |
1348 | return; |
1318 | |
1349 | |
1319 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1350 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1320 | |
1351 | |
1321 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
1352 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
… | |
… | |
1325 | } |
1356 | } |
1326 | |
1357 | |
1327 | void |
1358 | void |
1328 | ev_timer_start (EV_P_ struct ev_timer *w) |
1359 | ev_timer_start (EV_P_ struct ev_timer *w) |
1329 | { |
1360 | { |
1330 | if (ev_is_active (w)) |
1361 | if (expect_false (ev_is_active (w))) |
1331 | return; |
1362 | return; |
1332 | |
1363 | |
1333 | ((WT)w)->at += mn_now; |
1364 | ((WT)w)->at += mn_now; |
1334 | |
1365 | |
1335 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1366 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1336 | |
1367 | |
1337 | ev_start (EV_A_ (W)w, ++timercnt); |
1368 | ev_start (EV_A_ (W)w, ++timercnt); |
1338 | array_needsize (struct ev_timer *, timers, timermax, timercnt, (void)); |
1369 | array_needsize (struct ev_timer *, timers, timermax, timercnt, EMPTY2); |
1339 | timers [timercnt - 1] = w; |
1370 | timers [timercnt - 1] = w; |
1340 | upheap ((WT *)timers, timercnt - 1); |
1371 | upheap ((WT *)timers, timercnt - 1); |
1341 | |
1372 | |
1342 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1373 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1343 | } |
1374 | } |
1344 | |
1375 | |
1345 | void |
1376 | void |
1346 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1377 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1347 | { |
1378 | { |
1348 | ev_clear_pending (EV_A_ (W)w); |
1379 | ev_clear_pending (EV_A_ (W)w); |
1349 | if (!ev_is_active (w)) |
1380 | if (expect_false (!ev_is_active (w))) |
1350 | return; |
1381 | return; |
1351 | |
1382 | |
1352 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1383 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1353 | |
1384 | |
1354 | if (((W)w)->active < timercnt--) |
1385 | if (expect_true (((W)w)->active < timercnt--)) |
1355 | { |
1386 | { |
1356 | timers [((W)w)->active - 1] = timers [timercnt]; |
1387 | timers [((W)w)->active - 1] = timers [timercnt]; |
1357 | downheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1388 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1358 | } |
1389 | } |
1359 | |
1390 | |
1360 | ((WT)w)->at -= mn_now; |
1391 | ((WT)w)->at -= mn_now; |
1361 | |
1392 | |
1362 | ev_stop (EV_A_ (W)w); |
1393 | ev_stop (EV_A_ (W)w); |
… | |
… | |
1366 | ev_timer_again (EV_P_ struct ev_timer *w) |
1397 | ev_timer_again (EV_P_ struct ev_timer *w) |
1367 | { |
1398 | { |
1368 | if (ev_is_active (w)) |
1399 | if (ev_is_active (w)) |
1369 | { |
1400 | { |
1370 | if (w->repeat) |
1401 | if (w->repeat) |
|
|
1402 | { |
|
|
1403 | ((WT)w)->at = mn_now + w->repeat; |
1371 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1, mn_now + w->repeat); |
1404 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
|
|
1405 | } |
1372 | else |
1406 | else |
1373 | ev_timer_stop (EV_A_ w); |
1407 | ev_timer_stop (EV_A_ w); |
1374 | } |
1408 | } |
1375 | else if (w->repeat) |
1409 | else if (w->repeat) |
|
|
1410 | { |
|
|
1411 | w->at = w->repeat; |
1376 | ev_timer_start (EV_A_ w); |
1412 | ev_timer_start (EV_A_ w); |
|
|
1413 | } |
1377 | } |
1414 | } |
1378 | |
1415 | |
1379 | #if EV_PERIODICS |
1416 | #if EV_PERIODICS |
1380 | void |
1417 | void |
1381 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1418 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1382 | { |
1419 | { |
1383 | if (ev_is_active (w)) |
1420 | if (expect_false (ev_is_active (w))) |
1384 | return; |
1421 | return; |
1385 | |
1422 | |
1386 | if (w->reschedule_cb) |
1423 | if (w->reschedule_cb) |
1387 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1424 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1388 | else if (w->interval) |
1425 | else if (w->interval) |
… | |
… | |
1391 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1428 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1392 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1429 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1393 | } |
1430 | } |
1394 | |
1431 | |
1395 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1432 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1396 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, (void)); |
1433 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1397 | periodics [periodiccnt - 1] = w; |
1434 | periodics [periodiccnt - 1] = w; |
1398 | upheap ((WT *)periodics, periodiccnt - 1); |
1435 | upheap ((WT *)periodics, periodiccnt - 1); |
1399 | |
1436 | |
1400 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1437 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1401 | } |
1438 | } |
1402 | |
1439 | |
1403 | void |
1440 | void |
1404 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1441 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1405 | { |
1442 | { |
1406 | ev_clear_pending (EV_A_ (W)w); |
1443 | ev_clear_pending (EV_A_ (W)w); |
1407 | if (!ev_is_active (w)) |
1444 | if (expect_false (!ev_is_active (w))) |
1408 | return; |
1445 | return; |
1409 | |
1446 | |
1410 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1447 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1411 | |
1448 | |
1412 | if (((W)w)->active < periodiccnt--) |
1449 | if (expect_true (((W)w)->active < periodiccnt--)) |
1413 | { |
1450 | { |
1414 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1451 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1415 | downheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1452 | adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1416 | } |
1453 | } |
1417 | |
1454 | |
1418 | ev_stop (EV_A_ (W)w); |
1455 | ev_stop (EV_A_ (W)w); |
1419 | } |
1456 | } |
1420 | |
1457 | |
… | |
… | |
1428 | #endif |
1465 | #endif |
1429 | |
1466 | |
1430 | void |
1467 | void |
1431 | ev_idle_start (EV_P_ struct ev_idle *w) |
1468 | ev_idle_start (EV_P_ struct ev_idle *w) |
1432 | { |
1469 | { |
1433 | if (ev_is_active (w)) |
1470 | if (expect_false (ev_is_active (w))) |
1434 | return; |
1471 | return; |
1435 | |
1472 | |
1436 | ev_start (EV_A_ (W)w, ++idlecnt); |
1473 | ev_start (EV_A_ (W)w, ++idlecnt); |
1437 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, (void)); |
1474 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, EMPTY2); |
1438 | idles [idlecnt - 1] = w; |
1475 | idles [idlecnt - 1] = w; |
1439 | } |
1476 | } |
1440 | |
1477 | |
1441 | void |
1478 | void |
1442 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1479 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1443 | { |
1480 | { |
1444 | ev_clear_pending (EV_A_ (W)w); |
1481 | ev_clear_pending (EV_A_ (W)w); |
1445 | if (ev_is_active (w)) |
1482 | if (expect_false (!ev_is_active (w))) |
1446 | return; |
1483 | return; |
1447 | |
1484 | |
1448 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1485 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1449 | ev_stop (EV_A_ (W)w); |
1486 | ev_stop (EV_A_ (W)w); |
1450 | } |
1487 | } |
1451 | |
1488 | |
1452 | void |
1489 | void |
1453 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1490 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1454 | { |
1491 | { |
1455 | if (ev_is_active (w)) |
1492 | if (expect_false (ev_is_active (w))) |
1456 | return; |
1493 | return; |
1457 | |
1494 | |
1458 | ev_start (EV_A_ (W)w, ++preparecnt); |
1495 | ev_start (EV_A_ (W)w, ++preparecnt); |
1459 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, (void)); |
1496 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
1460 | prepares [preparecnt - 1] = w; |
1497 | prepares [preparecnt - 1] = w; |
1461 | } |
1498 | } |
1462 | |
1499 | |
1463 | void |
1500 | void |
1464 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1501 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1465 | { |
1502 | { |
1466 | ev_clear_pending (EV_A_ (W)w); |
1503 | ev_clear_pending (EV_A_ (W)w); |
1467 | if (ev_is_active (w)) |
1504 | if (expect_false (!ev_is_active (w))) |
1468 | return; |
1505 | return; |
1469 | |
1506 | |
1470 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1507 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1471 | ev_stop (EV_A_ (W)w); |
1508 | ev_stop (EV_A_ (W)w); |
1472 | } |
1509 | } |
1473 | |
1510 | |
1474 | void |
1511 | void |
1475 | ev_check_start (EV_P_ struct ev_check *w) |
1512 | ev_check_start (EV_P_ struct ev_check *w) |
1476 | { |
1513 | { |
1477 | if (ev_is_active (w)) |
1514 | if (expect_false (ev_is_active (w))) |
1478 | return; |
1515 | return; |
1479 | |
1516 | |
1480 | ev_start (EV_A_ (W)w, ++checkcnt); |
1517 | ev_start (EV_A_ (W)w, ++checkcnt); |
1481 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, (void)); |
1518 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, EMPTY2); |
1482 | checks [checkcnt - 1] = w; |
1519 | checks [checkcnt - 1] = w; |
1483 | } |
1520 | } |
1484 | |
1521 | |
1485 | void |
1522 | void |
1486 | ev_check_stop (EV_P_ struct ev_check *w) |
1523 | ev_check_stop (EV_P_ struct ev_check *w) |
1487 | { |
1524 | { |
1488 | ev_clear_pending (EV_A_ (W)w); |
1525 | ev_clear_pending (EV_A_ (W)w); |
1489 | if (!ev_is_active (w)) |
1526 | if (expect_false (!ev_is_active (w))) |
1490 | return; |
1527 | return; |
1491 | |
1528 | |
1492 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1529 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1493 | ev_stop (EV_A_ (W)w); |
1530 | ev_stop (EV_A_ (W)w); |
1494 | } |
1531 | } |
… | |
… | |
1499 | |
1536 | |
1500 | void |
1537 | void |
1501 | ev_signal_start (EV_P_ struct ev_signal *w) |
1538 | ev_signal_start (EV_P_ struct ev_signal *w) |
1502 | { |
1539 | { |
1503 | #if EV_MULTIPLICITY |
1540 | #if EV_MULTIPLICITY |
1504 | assert (("signal watchers are only supported in the default loop", loop == default_loop)); |
1541 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1505 | #endif |
1542 | #endif |
1506 | if (ev_is_active (w)) |
1543 | if (expect_false (ev_is_active (w))) |
1507 | return; |
1544 | return; |
1508 | |
1545 | |
1509 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1546 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1510 | |
1547 | |
1511 | ev_start (EV_A_ (W)w, 1); |
1548 | ev_start (EV_A_ (W)w, 1); |
1512 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
1549 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
1513 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1550 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1514 | |
1551 | |
1515 | if (!((WL)w)->next) |
1552 | if (!((WL)w)->next) |
1516 | { |
1553 | { |
1517 | #if WIN32 |
1554 | #if _WIN32 |
1518 | signal (w->signum, sighandler); |
1555 | signal (w->signum, sighandler); |
1519 | #else |
1556 | #else |
1520 | struct sigaction sa; |
1557 | struct sigaction sa; |
1521 | sa.sa_handler = sighandler; |
1558 | sa.sa_handler = sighandler; |
1522 | sigfillset (&sa.sa_mask); |
1559 | sigfillset (&sa.sa_mask); |
… | |
… | |
1528 | |
1565 | |
1529 | void |
1566 | void |
1530 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1567 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1531 | { |
1568 | { |
1532 | ev_clear_pending (EV_A_ (W)w); |
1569 | ev_clear_pending (EV_A_ (W)w); |
1533 | if (!ev_is_active (w)) |
1570 | if (expect_false (!ev_is_active (w))) |
1534 | return; |
1571 | return; |
1535 | |
1572 | |
1536 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1573 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1537 | ev_stop (EV_A_ (W)w); |
1574 | ev_stop (EV_A_ (W)w); |
1538 | |
1575 | |
… | |
… | |
1542 | |
1579 | |
1543 | void |
1580 | void |
1544 | ev_child_start (EV_P_ struct ev_child *w) |
1581 | ev_child_start (EV_P_ struct ev_child *w) |
1545 | { |
1582 | { |
1546 | #if EV_MULTIPLICITY |
1583 | #if EV_MULTIPLICITY |
1547 | assert (("child watchers are only supported in the default loop", loop == default_loop)); |
1584 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1548 | #endif |
1585 | #endif |
1549 | if (ev_is_active (w)) |
1586 | if (expect_false (ev_is_active (w))) |
1550 | return; |
1587 | return; |
1551 | |
1588 | |
1552 | ev_start (EV_A_ (W)w, 1); |
1589 | ev_start (EV_A_ (W)w, 1); |
1553 | wlist_add ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1590 | wlist_add ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1554 | } |
1591 | } |
1555 | |
1592 | |
1556 | void |
1593 | void |
1557 | ev_child_stop (EV_P_ struct ev_child *w) |
1594 | ev_child_stop (EV_P_ struct ev_child *w) |
1558 | { |
1595 | { |
1559 | ev_clear_pending (EV_A_ (W)w); |
1596 | ev_clear_pending (EV_A_ (W)w); |
1560 | if (!ev_is_active (w)) |
1597 | if (expect_false (!ev_is_active (w))) |
1561 | return; |
1598 | return; |
1562 | |
1599 | |
1563 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1600 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1564 | ev_stop (EV_A_ (W)w); |
1601 | ev_stop (EV_A_ (W)w); |
1565 | } |
1602 | } |
… | |
… | |
1602 | void |
1639 | void |
1603 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1640 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1604 | { |
1641 | { |
1605 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1642 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1606 | |
1643 | |
1607 | if (!once) |
1644 | if (expect_false (!once)) |
|
|
1645 | { |
1608 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1646 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1609 | else |
1647 | return; |
1610 | { |
1648 | } |
|
|
1649 | |
1611 | once->cb = cb; |
1650 | once->cb = cb; |
1612 | once->arg = arg; |
1651 | once->arg = arg; |
1613 | |
1652 | |
1614 | ev_init (&once->io, once_cb_io); |
1653 | ev_init (&once->io, once_cb_io); |
1615 | if (fd >= 0) |
1654 | if (fd >= 0) |
1616 | { |
1655 | { |
1617 | ev_io_set (&once->io, fd, events); |
1656 | ev_io_set (&once->io, fd, events); |
1618 | ev_io_start (EV_A_ &once->io); |
1657 | ev_io_start (EV_A_ &once->io); |
1619 | } |
1658 | } |
1620 | |
1659 | |
1621 | ev_init (&once->to, once_cb_to); |
1660 | ev_init (&once->to, once_cb_to); |
1622 | if (timeout >= 0.) |
1661 | if (timeout >= 0.) |
1623 | { |
1662 | { |
1624 | ev_timer_set (&once->to, timeout, 0.); |
1663 | ev_timer_set (&once->to, timeout, 0.); |
1625 | ev_timer_start (EV_A_ &once->to); |
1664 | ev_timer_start (EV_A_ &once->to); |
1626 | } |
|
|
1627 | } |
1665 | } |
1628 | } |
1666 | } |
1629 | |
1667 | |
1630 | #ifdef __cplusplus |
1668 | #ifdef __cplusplus |
1631 | } |
1669 | } |