… | |
… | |
28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
29 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
30 | */ |
30 | */ |
31 | #ifndef EV_STANDALONE |
31 | #ifndef EV_STANDALONE |
32 | # include "config.h" |
32 | # include "config.h" |
|
|
33 | |
|
|
34 | # if HAVE_CLOCK_GETTIME |
|
|
35 | # define EV_USE_MONOTONIC 1 |
|
|
36 | # define EV_USE_REALTIME 1 |
|
|
37 | # endif |
|
|
38 | |
|
|
39 | # if HAVE_SELECT && HAVE_SYS_SELECT_H |
|
|
40 | # define EV_USE_SELECT 1 |
|
|
41 | # endif |
|
|
42 | |
|
|
43 | # if HAVE_POLL && HAVE_POLL_H |
|
|
44 | # define EV_USE_POLL 1 |
|
|
45 | # endif |
|
|
46 | |
|
|
47 | # if HAVE_EPOLL && HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H |
|
|
48 | # define EV_USE_EPOLL 1 |
|
|
49 | # endif |
|
|
50 | |
|
|
51 | # if HAVE_KQUEUE && HAVE_WORKING_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H |
|
|
52 | # define EV_USE_KQUEUE 1 |
|
|
53 | # endif |
|
|
54 | |
33 | #endif |
55 | #endif |
34 | |
56 | |
35 | #include <math.h> |
57 | #include <math.h> |
36 | #include <stdlib.h> |
58 | #include <stdlib.h> |
37 | #include <unistd.h> |
|
|
38 | #include <fcntl.h> |
59 | #include <fcntl.h> |
39 | #include <signal.h> |
|
|
40 | #include <stddef.h> |
60 | #include <stddef.h> |
41 | |
61 | |
42 | #include <stdio.h> |
62 | #include <stdio.h> |
43 | |
63 | |
44 | #include <assert.h> |
64 | #include <assert.h> |
45 | #include <errno.h> |
65 | #include <errno.h> |
46 | #include <sys/types.h> |
66 | #include <sys/types.h> |
|
|
67 | #include <time.h> |
|
|
68 | |
|
|
69 | #include <signal.h> |
|
|
70 | |
47 | #ifndef WIN32 |
71 | #ifndef WIN32 |
|
|
72 | # include <unistd.h> |
|
|
73 | # include <sys/time.h> |
48 | # include <sys/wait.h> |
74 | # include <sys/wait.h> |
49 | #endif |
75 | #endif |
50 | #include <sys/time.h> |
|
|
51 | #include <time.h> |
|
|
52 | |
|
|
53 | /**/ |
76 | /**/ |
54 | |
77 | |
55 | #ifndef EV_USE_MONOTONIC |
78 | #ifndef EV_USE_MONOTONIC |
56 | # define EV_USE_MONOTONIC 1 |
79 | # define EV_USE_MONOTONIC 1 |
57 | #endif |
80 | #endif |
… | |
… | |
68 | # define EV_USE_EPOLL 0 |
91 | # define EV_USE_EPOLL 0 |
69 | #endif |
92 | #endif |
70 | |
93 | |
71 | #ifndef EV_USE_KQUEUE |
94 | #ifndef EV_USE_KQUEUE |
72 | # define EV_USE_KQUEUE 0 |
95 | # define EV_USE_KQUEUE 0 |
|
|
96 | #endif |
|
|
97 | |
|
|
98 | #ifndef EV_USE_WIN32 |
|
|
99 | # ifdef WIN32 |
|
|
100 | # define EV_USE_WIN32 0 /* it does not exist, use select */ |
|
|
101 | # undef EV_USE_SELECT |
|
|
102 | # define EV_USE_SELECT 1 |
|
|
103 | # else |
|
|
104 | # define EV_USE_WIN32 0 |
|
|
105 | # endif |
73 | #endif |
106 | #endif |
74 | |
107 | |
75 | #ifndef EV_USE_REALTIME |
108 | #ifndef EV_USE_REALTIME |
76 | # define EV_USE_REALTIME 1 |
109 | # define EV_USE_REALTIME 1 |
77 | #endif |
110 | #endif |
… | |
… | |
115 | typedef struct ev_watcher_list *WL; |
148 | typedef struct ev_watcher_list *WL; |
116 | typedef struct ev_watcher_time *WT; |
149 | typedef struct ev_watcher_time *WT; |
117 | |
150 | |
118 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
151 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
119 | |
152 | |
|
|
153 | #if WIN32 |
|
|
154 | /* note: the comment below could not be substantiated, but what would I care */ |
|
|
155 | /* MSDN says this is required to handle SIGFPE */ |
|
|
156 | volatile double SIGFPE_REQ = 0.0f; |
|
|
157 | |
|
|
158 | static int |
|
|
159 | ev_socketpair_tcp (int filedes [2]) |
|
|
160 | { |
|
|
161 | struct sockaddr_in addr = { 0 }; |
|
|
162 | int addr_size = sizeof (addr); |
|
|
163 | SOCKET listener; |
|
|
164 | SOCKET sock [2] = { -1, -1 }; |
|
|
165 | |
|
|
166 | if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) |
|
|
167 | return -1; |
|
|
168 | |
|
|
169 | addr.sin_family = AF_INET; |
|
|
170 | addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK); |
|
|
171 | addr.sin_port = 0; |
|
|
172 | |
|
|
173 | if (bind (listener, (struct sockaddr *)&addr, addr_size)) |
|
|
174 | goto fail; |
|
|
175 | |
|
|
176 | if (getsockname(listener, (struct sockaddr *)&addr, &addr_size)) |
|
|
177 | goto fail; |
|
|
178 | |
|
|
179 | if (listen (listener, 1)) |
|
|
180 | goto fail; |
|
|
181 | |
|
|
182 | if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) |
|
|
183 | goto fail; |
|
|
184 | |
|
|
185 | if (connect (sock[0], (struct sockaddr *)&addr, addr_size)) |
|
|
186 | goto fail; |
|
|
187 | |
|
|
188 | if ((sock[1] = accept (listener, 0, 0)) < 0) |
|
|
189 | goto fail; |
|
|
190 | |
|
|
191 | closesocket (listener); |
|
|
192 | |
|
|
193 | filedes [0] = sock [0]; |
|
|
194 | filedes [1] = sock [1]; |
|
|
195 | |
|
|
196 | return 0; |
|
|
197 | |
|
|
198 | fail: |
|
|
199 | closesocket (listener); |
|
|
200 | |
|
|
201 | if (sock [0] != INVALID_SOCKET) closesocket (sock [0]); |
|
|
202 | if (sock [1] != INVALID_SOCKET) closesocket (sock [1]); |
|
|
203 | |
|
|
204 | return -1; |
|
|
205 | } |
|
|
206 | |
|
|
207 | # define ev_pipe(filedes) ev_socketpair_tcp (filedes) |
|
|
208 | #else |
|
|
209 | # define ev_pipe(filedes) pipe (filedes) |
|
|
210 | #endif |
|
|
211 | |
120 | /*****************************************************************************/ |
212 | /*****************************************************************************/ |
121 | |
213 | |
|
|
214 | static void (*syserr_cb)(const char *msg); |
|
|
215 | |
|
|
216 | void ev_set_syserr_cb (void (*cb)(const char *msg)) |
|
|
217 | { |
|
|
218 | syserr_cb = cb; |
|
|
219 | } |
|
|
220 | |
|
|
221 | static void |
|
|
222 | syserr (const char *msg) |
|
|
223 | { |
|
|
224 | if (!msg) |
|
|
225 | msg = "(libev) system error"; |
|
|
226 | |
|
|
227 | if (syserr_cb) |
|
|
228 | syserr_cb (msg); |
|
|
229 | else |
|
|
230 | { |
|
|
231 | perror (msg); |
|
|
232 | abort (); |
|
|
233 | } |
|
|
234 | } |
|
|
235 | |
|
|
236 | static void *(*alloc)(void *ptr, long size); |
|
|
237 | |
|
|
238 | void ev_set_allocator (void *(*cb)(void *ptr, long size)) |
|
|
239 | { |
|
|
240 | alloc = cb; |
|
|
241 | } |
|
|
242 | |
|
|
243 | static void * |
|
|
244 | ev_realloc (void *ptr, long size) |
|
|
245 | { |
|
|
246 | ptr = alloc ? alloc (ptr, size) : realloc (ptr, size); |
|
|
247 | |
|
|
248 | if (!ptr && size) |
|
|
249 | { |
|
|
250 | fprintf (stderr, "libev: cannot allocate %ld bytes, aborting.", size); |
|
|
251 | abort (); |
|
|
252 | } |
|
|
253 | |
|
|
254 | return ptr; |
|
|
255 | } |
|
|
256 | |
|
|
257 | #define ev_malloc(size) ev_realloc (0, (size)) |
|
|
258 | #define ev_free(ptr) ev_realloc ((ptr), 0) |
|
|
259 | |
|
|
260 | /*****************************************************************************/ |
|
|
261 | |
122 | typedef struct |
262 | typedef struct |
123 | { |
263 | { |
124 | struct ev_watcher_list *head; |
264 | WL head; |
125 | unsigned char events; |
265 | unsigned char events; |
126 | unsigned char reify; |
266 | unsigned char reify; |
127 | } ANFD; |
267 | } ANFD; |
128 | |
268 | |
129 | typedef struct |
269 | typedef struct |
… | |
… | |
187 | return rt_now; |
327 | return rt_now; |
188 | } |
328 | } |
189 | |
329 | |
190 | #define array_roundsize(base,n) ((n) | 4 & ~3) |
330 | #define array_roundsize(base,n) ((n) | 4 & ~3) |
191 | |
331 | |
192 | #define array_needsize(base,cur,cnt,init) \ |
332 | #define array_needsize(base,cur,cnt,init) \ |
193 | if (expect_false ((cnt) > cur)) \ |
333 | if (expect_false ((cnt) > cur)) \ |
194 | { \ |
334 | { \ |
195 | int newcnt = cur; \ |
335 | int newcnt = cur; \ |
196 | do \ |
336 | do \ |
197 | { \ |
337 | { \ |
198 | newcnt = array_roundsize (base, newcnt << 1); \ |
338 | newcnt = array_roundsize (base, newcnt << 1); \ |
199 | } \ |
339 | } \ |
200 | while ((cnt) > newcnt); \ |
340 | while ((cnt) > newcnt); \ |
201 | \ |
341 | \ |
202 | base = realloc (base, sizeof (*base) * (newcnt)); \ |
342 | base = ev_realloc (base, sizeof (*base) * (newcnt)); \ |
203 | init (base + cur, newcnt - cur); \ |
343 | init (base + cur, newcnt - cur); \ |
204 | cur = newcnt; \ |
344 | cur = newcnt; \ |
205 | } |
345 | } |
|
|
346 | |
|
|
347 | #define array_slim(stem) \ |
|
|
348 | if (stem ## max < array_roundsize (stem ## cnt >> 2)) \ |
|
|
349 | { \ |
|
|
350 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
|
|
351 | base = ev_realloc (base, sizeof (*base) * (stem ## max)); \ |
|
|
352 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
|
|
353 | } |
|
|
354 | |
|
|
355 | /* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */ |
|
|
356 | /* bringing us everlasting joy in form of stupid extra macros that are not required in C */ |
|
|
357 | #define array_free_microshit(stem) \ |
|
|
358 | ev_free (stem ## s); stem ## cnt = stem ## max = 0; |
|
|
359 | |
|
|
360 | #define array_free(stem, idx) \ |
|
|
361 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
206 | |
362 | |
207 | /*****************************************************************************/ |
363 | /*****************************************************************************/ |
208 | |
364 | |
209 | static void |
365 | static void |
210 | anfds_init (ANFD *base, int count) |
366 | anfds_init (ANFD *base, int count) |
… | |
… | |
227 | pendings [ABSPRI (w)][w->pending - 1].events |= events; |
383 | pendings [ABSPRI (w)][w->pending - 1].events |= events; |
228 | return; |
384 | return; |
229 | } |
385 | } |
230 | |
386 | |
231 | w->pending = ++pendingcnt [ABSPRI (w)]; |
387 | w->pending = ++pendingcnt [ABSPRI (w)]; |
232 | array_needsize (pendings [ABSPRI (w)], pendingmax [ABSPRI (w)], pendingcnt [ABSPRI (w)], ); |
388 | array_needsize (pendings [ABSPRI (w)], pendingmax [ABSPRI (w)], pendingcnt [ABSPRI (w)], (void)); |
233 | pendings [ABSPRI (w)][w->pending - 1].w = w; |
389 | pendings [ABSPRI (w)][w->pending - 1].w = w; |
234 | pendings [ABSPRI (w)][w->pending - 1].events = events; |
390 | pendings [ABSPRI (w)][w->pending - 1].events = events; |
235 | } |
391 | } |
236 | |
392 | |
237 | static void |
393 | static void |
… | |
… | |
276 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
432 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
277 | events |= w->events; |
433 | events |= w->events; |
278 | |
434 | |
279 | anfd->reify = 0; |
435 | anfd->reify = 0; |
280 | |
436 | |
281 | if (anfd->events != events) |
|
|
282 | { |
|
|
283 | method_modify (EV_A_ fd, anfd->events, events); |
437 | method_modify (EV_A_ fd, anfd->events, events); |
284 | anfd->events = events; |
438 | anfd->events = events; |
285 | } |
|
|
286 | } |
439 | } |
287 | |
440 | |
288 | fdchangecnt = 0; |
441 | fdchangecnt = 0; |
289 | } |
442 | } |
290 | |
443 | |
291 | static void |
444 | static void |
292 | fd_change (EV_P_ int fd) |
445 | fd_change (EV_P_ int fd) |
293 | { |
446 | { |
294 | if (anfds [fd].reify || fdchangecnt < 0) |
447 | if (anfds [fd].reify) |
295 | return; |
448 | return; |
296 | |
449 | |
297 | anfds [fd].reify = 1; |
450 | anfds [fd].reify = 1; |
298 | |
451 | |
299 | ++fdchangecnt; |
452 | ++fdchangecnt; |
300 | array_needsize (fdchanges, fdchangemax, fdchangecnt, ); |
453 | array_needsize (fdchanges, fdchangemax, fdchangecnt, (void)); |
301 | fdchanges [fdchangecnt - 1] = fd; |
454 | fdchanges [fdchangecnt - 1] = fd; |
302 | } |
455 | } |
303 | |
456 | |
304 | static void |
457 | static void |
305 | fd_kill (EV_P_ int fd) |
458 | fd_kill (EV_P_ int fd) |
… | |
… | |
311 | ev_io_stop (EV_A_ w); |
464 | ev_io_stop (EV_A_ w); |
312 | event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
465 | event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
313 | } |
466 | } |
314 | } |
467 | } |
315 | |
468 | |
|
|
469 | static int |
|
|
470 | fd_valid (int fd) |
|
|
471 | { |
|
|
472 | #ifdef WIN32 |
|
|
473 | return !!win32_get_osfhandle (fd); |
|
|
474 | #else |
|
|
475 | return fcntl (fd, F_GETFD) != -1; |
|
|
476 | #endif |
|
|
477 | } |
|
|
478 | |
316 | /* called on EBADF to verify fds */ |
479 | /* called on EBADF to verify fds */ |
317 | static void |
480 | static void |
318 | fd_ebadf (EV_P) |
481 | fd_ebadf (EV_P) |
319 | { |
482 | { |
320 | int fd; |
483 | int fd; |
321 | |
484 | |
322 | for (fd = 0; fd < anfdmax; ++fd) |
485 | for (fd = 0; fd < anfdmax; ++fd) |
323 | if (anfds [fd].events) |
486 | if (anfds [fd].events) |
324 | if (fcntl (fd, F_GETFD) == -1 && errno == EBADF) |
487 | if (!fd_valid (fd) == -1 && errno == EBADF) |
325 | fd_kill (EV_A_ fd); |
488 | fd_kill (EV_A_ fd); |
326 | } |
489 | } |
327 | |
490 | |
328 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
491 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
329 | static void |
492 | static void |
330 | fd_enomem (EV_P) |
493 | fd_enomem (EV_P) |
331 | { |
494 | { |
332 | int fd = anfdmax; |
495 | int fd; |
333 | |
496 | |
334 | while (fd--) |
497 | for (fd = anfdmax; fd--; ) |
335 | if (anfds [fd].events) |
498 | if (anfds [fd].events) |
336 | { |
499 | { |
337 | close (fd); |
|
|
338 | fd_kill (EV_A_ fd); |
500 | fd_kill (EV_A_ fd); |
339 | return; |
501 | return; |
340 | } |
502 | } |
341 | } |
503 | } |
342 | |
504 | |
343 | /* susually called after fork if method needs to re-arm all fds from scratch */ |
505 | /* usually called after fork if method needs to re-arm all fds from scratch */ |
344 | static void |
506 | static void |
345 | fd_rearm_all (EV_P) |
507 | fd_rearm_all (EV_P) |
346 | { |
508 | { |
347 | int fd; |
509 | int fd; |
348 | |
510 | |
349 | /* this should be highly optimised to not do anything but set a flag */ |
511 | /* this should be highly optimised to not do anything but set a flag */ |
350 | for (fd = 0; fd < anfdmax; ++fd) |
512 | for (fd = 0; fd < anfdmax; ++fd) |
351 | if (anfds [fd].events) |
513 | if (anfds [fd].events) |
352 | { |
514 | { |
353 | anfds [fd].events = 0; |
515 | anfds [fd].events = 0; |
354 | fd_change (fd); |
516 | fd_change (EV_A_ fd); |
355 | } |
517 | } |
356 | } |
518 | } |
357 | |
519 | |
358 | /*****************************************************************************/ |
520 | /*****************************************************************************/ |
359 | |
521 | |
… | |
… | |
363 | WT w = heap [k]; |
525 | WT w = heap [k]; |
364 | |
526 | |
365 | while (k && heap [k >> 1]->at > w->at) |
527 | while (k && heap [k >> 1]->at > w->at) |
366 | { |
528 | { |
367 | heap [k] = heap [k >> 1]; |
529 | heap [k] = heap [k >> 1]; |
368 | heap [k]->active = k + 1; |
530 | ((W)heap [k])->active = k + 1; |
369 | k >>= 1; |
531 | k >>= 1; |
370 | } |
532 | } |
371 | |
533 | |
372 | heap [k] = w; |
534 | heap [k] = w; |
373 | heap [k]->active = k + 1; |
535 | ((W)heap [k])->active = k + 1; |
374 | |
536 | |
375 | } |
537 | } |
376 | |
538 | |
377 | static void |
539 | static void |
378 | downheap (WT *heap, int N, int k) |
540 | downheap (WT *heap, int N, int k) |
… | |
… | |
388 | |
550 | |
389 | if (w->at <= heap [j]->at) |
551 | if (w->at <= heap [j]->at) |
390 | break; |
552 | break; |
391 | |
553 | |
392 | heap [k] = heap [j]; |
554 | heap [k] = heap [j]; |
393 | heap [k]->active = k + 1; |
555 | ((W)heap [k])->active = k + 1; |
394 | k = j; |
556 | k = j; |
395 | } |
557 | } |
396 | |
558 | |
397 | heap [k] = w; |
559 | heap [k] = w; |
398 | heap [k]->active = k + 1; |
560 | ((W)heap [k])->active = k + 1; |
399 | } |
561 | } |
400 | |
562 | |
401 | /*****************************************************************************/ |
563 | /*****************************************************************************/ |
402 | |
564 | |
403 | typedef struct |
565 | typedef struct |
404 | { |
566 | { |
405 | struct ev_watcher_list *head; |
567 | WL head; |
406 | sig_atomic_t volatile gotsig; |
568 | sig_atomic_t volatile gotsig; |
407 | } ANSIG; |
569 | } ANSIG; |
408 | |
570 | |
409 | static ANSIG *signals; |
571 | static ANSIG *signals; |
410 | static int signalmax; |
572 | static int signalmax; |
… | |
… | |
426 | } |
588 | } |
427 | |
589 | |
428 | static void |
590 | static void |
429 | sighandler (int signum) |
591 | sighandler (int signum) |
430 | { |
592 | { |
|
|
593 | #if WIN32 |
|
|
594 | signal (signum, sighandler); |
|
|
595 | #endif |
|
|
596 | |
431 | signals [signum - 1].gotsig = 1; |
597 | signals [signum - 1].gotsig = 1; |
432 | |
598 | |
433 | if (!gotsig) |
599 | if (!gotsig) |
434 | { |
600 | { |
435 | int old_errno = errno; |
601 | int old_errno = errno; |
… | |
… | |
440 | } |
606 | } |
441 | |
607 | |
442 | static void |
608 | static void |
443 | sigcb (EV_P_ struct ev_io *iow, int revents) |
609 | sigcb (EV_P_ struct ev_io *iow, int revents) |
444 | { |
610 | { |
445 | struct ev_watcher_list *w; |
611 | WL w; |
446 | int signum; |
612 | int signum; |
447 | |
613 | |
448 | read (sigpipe [0], &revents, 1); |
614 | read (sigpipe [0], &revents, 1); |
449 | gotsig = 0; |
615 | gotsig = 0; |
450 | |
616 | |
… | |
… | |
475 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
641 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
476 | } |
642 | } |
477 | |
643 | |
478 | /*****************************************************************************/ |
644 | /*****************************************************************************/ |
479 | |
645 | |
|
|
646 | static struct ev_child *childs [PID_HASHSIZE]; |
|
|
647 | |
480 | #ifndef WIN32 |
648 | #ifndef WIN32 |
481 | |
649 | |
482 | static struct ev_child *childs [PID_HASHSIZE]; |
|
|
483 | static struct ev_signal childev; |
650 | static struct ev_signal childev; |
484 | |
651 | |
485 | #ifndef WCONTINUED |
652 | #ifndef WCONTINUED |
486 | # define WCONTINUED 0 |
653 | # define WCONTINUED 0 |
487 | #endif |
654 | #endif |
… | |
… | |
492 | struct ev_child *w; |
659 | struct ev_child *w; |
493 | |
660 | |
494 | for (w = (struct ev_child *)childs [chain & (PID_HASHSIZE - 1)]; w; w = (struct ev_child *)((WL)w)->next) |
661 | for (w = (struct ev_child *)childs [chain & (PID_HASHSIZE - 1)]; w; w = (struct ev_child *)((WL)w)->next) |
495 | if (w->pid == pid || !w->pid) |
662 | if (w->pid == pid || !w->pid) |
496 | { |
663 | { |
497 | w->priority = sw->priority; /* need to do it *now* */ |
664 | ev_priority (w) = ev_priority (sw); /* need to do it *now* */ |
498 | w->rpid = pid; |
665 | w->rpid = pid; |
499 | w->rstatus = status; |
666 | w->rstatus = status; |
500 | event (EV_A_ (W)w, EV_CHILD); |
667 | event (EV_A_ (W)w, EV_CHILD); |
501 | } |
668 | } |
502 | } |
669 | } |
503 | |
670 | |
504 | static void |
671 | static void |
… | |
… | |
586 | methods = atoi (getenv ("LIBEV_METHODS")); |
753 | methods = atoi (getenv ("LIBEV_METHODS")); |
587 | else |
754 | else |
588 | methods = EVMETHOD_ANY; |
755 | methods = EVMETHOD_ANY; |
589 | |
756 | |
590 | method = 0; |
757 | method = 0; |
|
|
758 | #if EV_USE_WIN32 |
|
|
759 | if (!method && (methods & EVMETHOD_WIN32 )) method = win32_init (EV_A_ methods); |
|
|
760 | #endif |
591 | #if EV_USE_KQUEUE |
761 | #if EV_USE_KQUEUE |
592 | if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods); |
762 | if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods); |
593 | #endif |
763 | #endif |
594 | #if EV_USE_EPOLL |
764 | #if EV_USE_EPOLL |
595 | if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods); |
765 | if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods); |
… | |
… | |
598 | if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods); |
768 | if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods); |
599 | #endif |
769 | #endif |
600 | #if EV_USE_SELECT |
770 | #if EV_USE_SELECT |
601 | if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods); |
771 | if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods); |
602 | #endif |
772 | #endif |
|
|
773 | |
|
|
774 | ev_watcher_init (&sigev, sigcb); |
|
|
775 | ev_set_priority (&sigev, EV_MAXPRI); |
603 | } |
776 | } |
604 | } |
777 | } |
605 | |
778 | |
606 | void |
779 | void |
607 | loop_destroy (EV_P) |
780 | loop_destroy (EV_P) |
608 | { |
781 | { |
|
|
782 | int i; |
|
|
783 | |
|
|
784 | #if EV_USE_WIN32 |
|
|
785 | if (method == EVMETHOD_WIN32 ) win32_destroy (EV_A); |
|
|
786 | #endif |
609 | #if EV_USE_KQUEUE |
787 | #if EV_USE_KQUEUE |
610 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
788 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
611 | #endif |
789 | #endif |
612 | #if EV_USE_EPOLL |
790 | #if EV_USE_EPOLL |
613 | if (method == EVMETHOD_EPOLL ) epoll_destroy (EV_A); |
791 | if (method == EVMETHOD_EPOLL ) epoll_destroy (EV_A); |
… | |
… | |
617 | #endif |
795 | #endif |
618 | #if EV_USE_SELECT |
796 | #if EV_USE_SELECT |
619 | if (method == EVMETHOD_SELECT) select_destroy (EV_A); |
797 | if (method == EVMETHOD_SELECT) select_destroy (EV_A); |
620 | #endif |
798 | #endif |
621 | |
799 | |
|
|
800 | for (i = NUMPRI; i--; ) |
|
|
801 | array_free (pending, [i]); |
|
|
802 | |
|
|
803 | /* have to use the microsoft-never-gets-it-right macro */ |
|
|
804 | array_free_microshit (fdchange); |
|
|
805 | array_free_microshit (timer); |
|
|
806 | array_free_microshit (periodic); |
|
|
807 | array_free_microshit (idle); |
|
|
808 | array_free_microshit (prepare); |
|
|
809 | array_free_microshit (check); |
|
|
810 | |
622 | method = 0; |
811 | method = 0; |
623 | /*TODO*/ |
|
|
624 | } |
812 | } |
625 | |
813 | |
626 | void |
814 | static void |
627 | loop_fork (EV_P) |
815 | loop_fork (EV_P) |
628 | { |
816 | { |
629 | /*TODO*/ |
|
|
630 | #if EV_USE_EPOLL |
817 | #if EV_USE_EPOLL |
631 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
818 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
632 | #endif |
819 | #endif |
633 | #if EV_USE_KQUEUE |
820 | #if EV_USE_KQUEUE |
634 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
821 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
635 | #endif |
822 | #endif |
|
|
823 | |
|
|
824 | if (ev_is_active (&sigev)) |
|
|
825 | { |
|
|
826 | /* default loop */ |
|
|
827 | |
|
|
828 | ev_ref (EV_A); |
|
|
829 | ev_io_stop (EV_A_ &sigev); |
|
|
830 | close (sigpipe [0]); |
|
|
831 | close (sigpipe [1]); |
|
|
832 | |
|
|
833 | while (ev_pipe (sigpipe)) |
|
|
834 | syserr ("(libev) error creating pipe"); |
|
|
835 | |
|
|
836 | siginit (EV_A); |
|
|
837 | } |
|
|
838 | |
|
|
839 | postfork = 0; |
636 | } |
840 | } |
637 | |
841 | |
638 | #if EV_MULTIPLICITY |
842 | #if EV_MULTIPLICITY |
639 | struct ev_loop * |
843 | struct ev_loop * |
640 | ev_loop_new (int methods) |
844 | ev_loop_new (int methods) |
641 | { |
845 | { |
642 | struct ev_loop *loop = (struct ev_loop *)calloc (1, sizeof (struct ev_loop)); |
846 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
|
|
847 | |
|
|
848 | memset (loop, 0, sizeof (struct ev_loop)); |
643 | |
849 | |
644 | loop_init (EV_A_ methods); |
850 | loop_init (EV_A_ methods); |
645 | |
851 | |
646 | if (ev_methods (EV_A)) |
852 | if (ev_method (EV_A)) |
647 | return loop; |
853 | return loop; |
648 | |
854 | |
649 | return 0; |
855 | return 0; |
650 | } |
856 | } |
651 | |
857 | |
652 | void |
858 | void |
653 | ev_loop_destroy (EV_P) |
859 | ev_loop_destroy (EV_P) |
654 | { |
860 | { |
655 | loop_destroy (EV_A); |
861 | loop_destroy (EV_A); |
656 | free (loop); |
862 | ev_free (loop); |
657 | } |
863 | } |
658 | |
864 | |
659 | void |
865 | void |
660 | ev_loop_fork (EV_P) |
866 | ev_loop_fork (EV_P) |
661 | { |
867 | { |
662 | loop_fork (EV_A); |
868 | postfork = 1; |
663 | } |
869 | } |
664 | |
870 | |
665 | #endif |
871 | #endif |
666 | |
872 | |
667 | #if EV_MULTIPLICITY |
873 | #if EV_MULTIPLICITY |
… | |
… | |
675 | int |
881 | int |
676 | #endif |
882 | #endif |
677 | ev_default_loop (int methods) |
883 | ev_default_loop (int methods) |
678 | { |
884 | { |
679 | if (sigpipe [0] == sigpipe [1]) |
885 | if (sigpipe [0] == sigpipe [1]) |
680 | if (pipe (sigpipe)) |
886 | if (ev_pipe (sigpipe)) |
681 | return 0; |
887 | return 0; |
682 | |
888 | |
683 | if (!default_loop) |
889 | if (!default_loop) |
684 | { |
890 | { |
685 | #if EV_MULTIPLICITY |
891 | #if EV_MULTIPLICITY |
… | |
… | |
690 | |
896 | |
691 | loop_init (EV_A_ methods); |
897 | loop_init (EV_A_ methods); |
692 | |
898 | |
693 | if (ev_method (EV_A)) |
899 | if (ev_method (EV_A)) |
694 | { |
900 | { |
695 | ev_watcher_init (&sigev, sigcb); |
|
|
696 | ev_set_priority (&sigev, EV_MAXPRI); |
|
|
697 | siginit (EV_A); |
901 | siginit (EV_A); |
698 | |
902 | |
699 | #ifndef WIN32 |
903 | #ifndef WIN32 |
700 | ev_signal_init (&childev, childcb, SIGCHLD); |
904 | ev_signal_init (&childev, childcb, SIGCHLD); |
701 | ev_set_priority (&childev, EV_MAXPRI); |
905 | ev_set_priority (&childev, EV_MAXPRI); |
… | |
… | |
715 | { |
919 | { |
716 | #if EV_MULTIPLICITY |
920 | #if EV_MULTIPLICITY |
717 | struct ev_loop *loop = default_loop; |
921 | struct ev_loop *loop = default_loop; |
718 | #endif |
922 | #endif |
719 | |
923 | |
|
|
924 | #ifndef WIN32 |
720 | ev_ref (EV_A); /* child watcher */ |
925 | ev_ref (EV_A); /* child watcher */ |
721 | ev_signal_stop (EV_A_ &childev); |
926 | ev_signal_stop (EV_A_ &childev); |
|
|
927 | #endif |
722 | |
928 | |
723 | ev_ref (EV_A); /* signal watcher */ |
929 | ev_ref (EV_A); /* signal watcher */ |
724 | ev_io_stop (EV_A_ &sigev); |
930 | ev_io_stop (EV_A_ &sigev); |
725 | |
931 | |
726 | close (sigpipe [0]); sigpipe [0] = 0; |
932 | close (sigpipe [0]); sigpipe [0] = 0; |
… | |
… | |
728 | |
934 | |
729 | loop_destroy (EV_A); |
935 | loop_destroy (EV_A); |
730 | } |
936 | } |
731 | |
937 | |
732 | void |
938 | void |
733 | ev_default_fork (EV_P) |
939 | ev_default_fork (void) |
734 | { |
940 | { |
735 | loop_fork (EV_A); |
941 | #if EV_MULTIPLICITY |
|
|
942 | struct ev_loop *loop = default_loop; |
|
|
943 | #endif |
736 | |
944 | |
737 | ev_io_stop (EV_A_ &sigev); |
945 | if (method) |
738 | close (sigpipe [0]); |
946 | postfork = 1; |
739 | close (sigpipe [1]); |
|
|
740 | pipe (sigpipe); |
|
|
741 | |
|
|
742 | ev_ref (EV_A); /* signal watcher */ |
|
|
743 | siginit (EV_A); |
|
|
744 | } |
947 | } |
745 | |
948 | |
746 | /*****************************************************************************/ |
949 | /*****************************************************************************/ |
747 | |
950 | |
748 | static void |
951 | static void |
… | |
… | |
764 | } |
967 | } |
765 | |
968 | |
766 | static void |
969 | static void |
767 | timers_reify (EV_P) |
970 | timers_reify (EV_P) |
768 | { |
971 | { |
769 | while (timercnt && timers [0]->at <= mn_now) |
972 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
770 | { |
973 | { |
771 | struct ev_timer *w = timers [0]; |
974 | struct ev_timer *w = timers [0]; |
|
|
975 | |
|
|
976 | assert (("inactive timer on timer heap detected", ev_is_active (w))); |
772 | |
977 | |
773 | /* first reschedule or stop timer */ |
978 | /* first reschedule or stop timer */ |
774 | if (w->repeat) |
979 | if (w->repeat) |
775 | { |
980 | { |
776 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
981 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
777 | w->at = mn_now + w->repeat; |
982 | ((WT)w)->at = mn_now + w->repeat; |
778 | downheap ((WT *)timers, timercnt, 0); |
983 | downheap ((WT *)timers, timercnt, 0); |
779 | } |
984 | } |
780 | else |
985 | else |
781 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
986 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
782 | |
987 | |
… | |
… | |
785 | } |
990 | } |
786 | |
991 | |
787 | static void |
992 | static void |
788 | periodics_reify (EV_P) |
993 | periodics_reify (EV_P) |
789 | { |
994 | { |
790 | while (periodiccnt && periodics [0]->at <= rt_now) |
995 | while (periodiccnt && ((WT)periodics [0])->at <= rt_now) |
791 | { |
996 | { |
792 | struct ev_periodic *w = periodics [0]; |
997 | struct ev_periodic *w = periodics [0]; |
|
|
998 | |
|
|
999 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
793 | |
1000 | |
794 | /* first reschedule or stop timer */ |
1001 | /* first reschedule or stop timer */ |
795 | if (w->interval) |
1002 | if (w->interval) |
796 | { |
1003 | { |
797 | w->at += floor ((rt_now - w->at) / w->interval + 1.) * w->interval; |
1004 | ((WT)w)->at += floor ((rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval; |
798 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", w->at > rt_now)); |
1005 | assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > rt_now)); |
799 | downheap ((WT *)periodics, periodiccnt, 0); |
1006 | downheap ((WT *)periodics, periodiccnt, 0); |
800 | } |
1007 | } |
801 | else |
1008 | else |
802 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1009 | ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */ |
803 | |
1010 | |
… | |
… | |
815 | { |
1022 | { |
816 | struct ev_periodic *w = periodics [i]; |
1023 | struct ev_periodic *w = periodics [i]; |
817 | |
1024 | |
818 | if (w->interval) |
1025 | if (w->interval) |
819 | { |
1026 | { |
820 | ev_tstamp diff = ceil ((rt_now - w->at) / w->interval) * w->interval; |
1027 | ev_tstamp diff = ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval; |
821 | |
1028 | |
822 | if (fabs (diff) >= 1e-4) |
1029 | if (fabs (diff) >= 1e-4) |
823 | { |
1030 | { |
824 | ev_periodic_stop (EV_A_ w); |
1031 | ev_periodic_stop (EV_A_ w); |
825 | ev_periodic_start (EV_A_ w); |
1032 | ev_periodic_start (EV_A_ w); |
… | |
… | |
886 | { |
1093 | { |
887 | periodics_reschedule (EV_A); |
1094 | periodics_reschedule (EV_A); |
888 | |
1095 | |
889 | /* adjust timers. this is easy, as the offset is the same for all */ |
1096 | /* adjust timers. this is easy, as the offset is the same for all */ |
890 | for (i = 0; i < timercnt; ++i) |
1097 | for (i = 0; i < timercnt; ++i) |
891 | timers [i]->at += rt_now - mn_now; |
1098 | ((WT)timers [i])->at += rt_now - mn_now; |
892 | } |
1099 | } |
893 | |
1100 | |
894 | mn_now = rt_now; |
1101 | mn_now = rt_now; |
895 | } |
1102 | } |
896 | } |
1103 | } |
… | |
… | |
922 | { |
1129 | { |
923 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1130 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
924 | call_pending (EV_A); |
1131 | call_pending (EV_A); |
925 | } |
1132 | } |
926 | |
1133 | |
|
|
1134 | /* we might have forked, so reify kernel state if necessary */ |
|
|
1135 | if (expect_false (postfork)) |
|
|
1136 | loop_fork (EV_A); |
|
|
1137 | |
927 | /* update fd-related kernel structures */ |
1138 | /* update fd-related kernel structures */ |
928 | fd_reify (EV_A); |
1139 | fd_reify (EV_A); |
929 | |
1140 | |
930 | /* calculate blocking time */ |
1141 | /* calculate blocking time */ |
931 | |
1142 | |
… | |
… | |
947 | { |
1158 | { |
948 | block = MAX_BLOCKTIME; |
1159 | block = MAX_BLOCKTIME; |
949 | |
1160 | |
950 | if (timercnt) |
1161 | if (timercnt) |
951 | { |
1162 | { |
952 | ev_tstamp to = timers [0]->at - mn_now + method_fudge; |
1163 | ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge; |
953 | if (block > to) block = to; |
1164 | if (block > to) block = to; |
954 | } |
1165 | } |
955 | |
1166 | |
956 | if (periodiccnt) |
1167 | if (periodiccnt) |
957 | { |
1168 | { |
958 | ev_tstamp to = periodics [0]->at - rt_now + method_fudge; |
1169 | ev_tstamp to = ((WT)periodics [0])->at - rt_now + method_fudge; |
959 | if (block > to) block = to; |
1170 | if (block > to) block = to; |
960 | } |
1171 | } |
961 | |
1172 | |
962 | if (block < 0.) block = 0.; |
1173 | if (block < 0.) block = 0.; |
963 | } |
1174 | } |
… | |
… | |
1080 | ev_timer_start (EV_P_ struct ev_timer *w) |
1291 | ev_timer_start (EV_P_ struct ev_timer *w) |
1081 | { |
1292 | { |
1082 | if (ev_is_active (w)) |
1293 | if (ev_is_active (w)) |
1083 | return; |
1294 | return; |
1084 | |
1295 | |
1085 | w->at += mn_now; |
1296 | ((WT)w)->at += mn_now; |
1086 | |
1297 | |
1087 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1298 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1088 | |
1299 | |
1089 | ev_start (EV_A_ (W)w, ++timercnt); |
1300 | ev_start (EV_A_ (W)w, ++timercnt); |
1090 | array_needsize (timers, timermax, timercnt, ); |
1301 | array_needsize (timers, timermax, timercnt, (void)); |
1091 | timers [timercnt - 1] = w; |
1302 | timers [timercnt - 1] = w; |
1092 | upheap ((WT *)timers, timercnt - 1); |
1303 | upheap ((WT *)timers, timercnt - 1); |
|
|
1304 | |
|
|
1305 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1093 | } |
1306 | } |
1094 | |
1307 | |
1095 | void |
1308 | void |
1096 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1309 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1097 | { |
1310 | { |
1098 | ev_clear_pending (EV_A_ (W)w); |
1311 | ev_clear_pending (EV_A_ (W)w); |
1099 | if (!ev_is_active (w)) |
1312 | if (!ev_is_active (w)) |
1100 | return; |
1313 | return; |
1101 | |
1314 | |
|
|
1315 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
|
|
1316 | |
1102 | if (w->active < timercnt--) |
1317 | if (((W)w)->active < timercnt--) |
1103 | { |
1318 | { |
1104 | timers [w->active - 1] = timers [timercnt]; |
1319 | timers [((W)w)->active - 1] = timers [timercnt]; |
1105 | downheap ((WT *)timers, timercnt, w->active - 1); |
1320 | downheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1106 | } |
1321 | } |
1107 | |
1322 | |
1108 | w->at = w->repeat; |
1323 | ((WT)w)->at = w->repeat; |
1109 | |
1324 | |
1110 | ev_stop (EV_A_ (W)w); |
1325 | ev_stop (EV_A_ (W)w); |
1111 | } |
1326 | } |
1112 | |
1327 | |
1113 | void |
1328 | void |
… | |
… | |
1115 | { |
1330 | { |
1116 | if (ev_is_active (w)) |
1331 | if (ev_is_active (w)) |
1117 | { |
1332 | { |
1118 | if (w->repeat) |
1333 | if (w->repeat) |
1119 | { |
1334 | { |
1120 | w->at = mn_now + w->repeat; |
1335 | ((WT)w)->at = mn_now + w->repeat; |
1121 | downheap ((WT *)timers, timercnt, w->active - 1); |
1336 | downheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1122 | } |
1337 | } |
1123 | else |
1338 | else |
1124 | ev_timer_stop (EV_A_ w); |
1339 | ev_timer_stop (EV_A_ w); |
1125 | } |
1340 | } |
1126 | else if (w->repeat) |
1341 | else if (w->repeat) |
… | |
… | |
1135 | |
1350 | |
1136 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1351 | assert (("ev_periodic_start called with negative interval value", w->interval >= 0.)); |
1137 | |
1352 | |
1138 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1353 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1139 | if (w->interval) |
1354 | if (w->interval) |
1140 | w->at += ceil ((rt_now - w->at) / w->interval) * w->interval; |
1355 | ((WT)w)->at += ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1141 | |
1356 | |
1142 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1357 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1143 | array_needsize (periodics, periodicmax, periodiccnt, ); |
1358 | array_needsize (periodics, periodicmax, periodiccnt, (void)); |
1144 | periodics [periodiccnt - 1] = w; |
1359 | periodics [periodiccnt - 1] = w; |
1145 | upheap ((WT *)periodics, periodiccnt - 1); |
1360 | upheap ((WT *)periodics, periodiccnt - 1); |
|
|
1361 | |
|
|
1362 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1146 | } |
1363 | } |
1147 | |
1364 | |
1148 | void |
1365 | void |
1149 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1366 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1150 | { |
1367 | { |
1151 | ev_clear_pending (EV_A_ (W)w); |
1368 | ev_clear_pending (EV_A_ (W)w); |
1152 | if (!ev_is_active (w)) |
1369 | if (!ev_is_active (w)) |
1153 | return; |
1370 | return; |
1154 | |
1371 | |
|
|
1372 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
|
|
1373 | |
1155 | if (w->active < periodiccnt--) |
1374 | if (((W)w)->active < periodiccnt--) |
1156 | { |
1375 | { |
1157 | periodics [w->active - 1] = periodics [periodiccnt]; |
1376 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1158 | downheap ((WT *)periodics, periodiccnt, w->active - 1); |
1377 | downheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1159 | } |
1378 | } |
1160 | |
1379 | |
1161 | ev_stop (EV_A_ (W)w); |
1380 | ev_stop (EV_A_ (W)w); |
1162 | } |
1381 | } |
1163 | |
1382 | |
… | |
… | |
1166 | { |
1385 | { |
1167 | if (ev_is_active (w)) |
1386 | if (ev_is_active (w)) |
1168 | return; |
1387 | return; |
1169 | |
1388 | |
1170 | ev_start (EV_A_ (W)w, ++idlecnt); |
1389 | ev_start (EV_A_ (W)w, ++idlecnt); |
1171 | array_needsize (idles, idlemax, idlecnt, ); |
1390 | array_needsize (idles, idlemax, idlecnt, (void)); |
1172 | idles [idlecnt - 1] = w; |
1391 | idles [idlecnt - 1] = w; |
1173 | } |
1392 | } |
1174 | |
1393 | |
1175 | void |
1394 | void |
1176 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1395 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1177 | { |
1396 | { |
1178 | ev_clear_pending (EV_A_ (W)w); |
1397 | ev_clear_pending (EV_A_ (W)w); |
1179 | if (ev_is_active (w)) |
1398 | if (ev_is_active (w)) |
1180 | return; |
1399 | return; |
1181 | |
1400 | |
1182 | idles [w->active - 1] = idles [--idlecnt]; |
1401 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1183 | ev_stop (EV_A_ (W)w); |
1402 | ev_stop (EV_A_ (W)w); |
1184 | } |
1403 | } |
1185 | |
1404 | |
1186 | void |
1405 | void |
1187 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1406 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1188 | { |
1407 | { |
1189 | if (ev_is_active (w)) |
1408 | if (ev_is_active (w)) |
1190 | return; |
1409 | return; |
1191 | |
1410 | |
1192 | ev_start (EV_A_ (W)w, ++preparecnt); |
1411 | ev_start (EV_A_ (W)w, ++preparecnt); |
1193 | array_needsize (prepares, preparemax, preparecnt, ); |
1412 | array_needsize (prepares, preparemax, preparecnt, (void)); |
1194 | prepares [preparecnt - 1] = w; |
1413 | prepares [preparecnt - 1] = w; |
1195 | } |
1414 | } |
1196 | |
1415 | |
1197 | void |
1416 | void |
1198 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1417 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1199 | { |
1418 | { |
1200 | ev_clear_pending (EV_A_ (W)w); |
1419 | ev_clear_pending (EV_A_ (W)w); |
1201 | if (ev_is_active (w)) |
1420 | if (ev_is_active (w)) |
1202 | return; |
1421 | return; |
1203 | |
1422 | |
1204 | prepares [w->active - 1] = prepares [--preparecnt]; |
1423 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1205 | ev_stop (EV_A_ (W)w); |
1424 | ev_stop (EV_A_ (W)w); |
1206 | } |
1425 | } |
1207 | |
1426 | |
1208 | void |
1427 | void |
1209 | ev_check_start (EV_P_ struct ev_check *w) |
1428 | ev_check_start (EV_P_ struct ev_check *w) |
1210 | { |
1429 | { |
1211 | if (ev_is_active (w)) |
1430 | if (ev_is_active (w)) |
1212 | return; |
1431 | return; |
1213 | |
1432 | |
1214 | ev_start (EV_A_ (W)w, ++checkcnt); |
1433 | ev_start (EV_A_ (W)w, ++checkcnt); |
1215 | array_needsize (checks, checkmax, checkcnt, ); |
1434 | array_needsize (checks, checkmax, checkcnt, (void)); |
1216 | checks [checkcnt - 1] = w; |
1435 | checks [checkcnt - 1] = w; |
1217 | } |
1436 | } |
1218 | |
1437 | |
1219 | void |
1438 | void |
1220 | ev_check_stop (EV_P_ struct ev_check *w) |
1439 | ev_check_stop (EV_P_ struct ev_check *w) |
1221 | { |
1440 | { |
1222 | ev_clear_pending (EV_A_ (W)w); |
1441 | ev_clear_pending (EV_A_ (W)w); |
1223 | if (ev_is_active (w)) |
1442 | if (ev_is_active (w)) |
1224 | return; |
1443 | return; |
1225 | |
1444 | |
1226 | checks [w->active - 1] = checks [--checkcnt]; |
1445 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1227 | ev_stop (EV_A_ (W)w); |
1446 | ev_stop (EV_A_ (W)w); |
1228 | } |
1447 | } |
1229 | |
1448 | |
1230 | #ifndef SA_RESTART |
1449 | #ifndef SA_RESTART |
1231 | # define SA_RESTART 0 |
1450 | # define SA_RESTART 0 |
… | |
… | |
1244 | |
1463 | |
1245 | ev_start (EV_A_ (W)w, 1); |
1464 | ev_start (EV_A_ (W)w, 1); |
1246 | array_needsize (signals, signalmax, w->signum, signals_init); |
1465 | array_needsize (signals, signalmax, w->signum, signals_init); |
1247 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1466 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1248 | |
1467 | |
1249 | if (!w->next) |
1468 | if (!((WL)w)->next) |
1250 | { |
1469 | { |
|
|
1470 | #if WIN32 |
|
|
1471 | signal (w->signum, sighandler); |
|
|
1472 | #else |
1251 | struct sigaction sa; |
1473 | struct sigaction sa; |
1252 | sa.sa_handler = sighandler; |
1474 | sa.sa_handler = sighandler; |
1253 | sigfillset (&sa.sa_mask); |
1475 | sigfillset (&sa.sa_mask); |
1254 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
1476 | sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */ |
1255 | sigaction (w->signum, &sa, 0); |
1477 | sigaction (w->signum, &sa, 0); |
|
|
1478 | #endif |
1256 | } |
1479 | } |
1257 | } |
1480 | } |
1258 | |
1481 | |
1259 | void |
1482 | void |
1260 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1483 | ev_signal_stop (EV_P_ struct ev_signal *w) |
… | |
… | |
1310 | void (*cb)(int revents, void *arg) = once->cb; |
1533 | void (*cb)(int revents, void *arg) = once->cb; |
1311 | void *arg = once->arg; |
1534 | void *arg = once->arg; |
1312 | |
1535 | |
1313 | ev_io_stop (EV_A_ &once->io); |
1536 | ev_io_stop (EV_A_ &once->io); |
1314 | ev_timer_stop (EV_A_ &once->to); |
1537 | ev_timer_stop (EV_A_ &once->to); |
1315 | free (once); |
1538 | ev_free (once); |
1316 | |
1539 | |
1317 | cb (revents, arg); |
1540 | cb (revents, arg); |
1318 | } |
1541 | } |
1319 | |
1542 | |
1320 | static void |
1543 | static void |
… | |
… | |
1330 | } |
1553 | } |
1331 | |
1554 | |
1332 | void |
1555 | void |
1333 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1556 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1334 | { |
1557 | { |
1335 | struct ev_once *once = malloc (sizeof (struct ev_once)); |
1558 | struct ev_once *once = ev_malloc (sizeof (struct ev_once)); |
1336 | |
1559 | |
1337 | if (!once) |
1560 | if (!once) |
1338 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1561 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1339 | else |
1562 | else |
1340 | { |
1563 | { |