… | |
… | |
26 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
27 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 | |
|
|
32 | #ifdef __cplusplus |
|
|
33 | extern "C" { |
|
|
34 | #endif |
|
|
35 | |
31 | #ifndef EV_STANDALONE |
36 | #ifndef EV_STANDALONE |
32 | # include "config.h" |
37 | # include "config.h" |
33 | |
38 | |
34 | # if HAVE_CLOCK_GETTIME |
39 | # if HAVE_CLOCK_GETTIME |
|
|
40 | # ifndef EV_USE_MONOTONIC |
35 | # define EV_USE_MONOTONIC 1 |
41 | # define EV_USE_MONOTONIC 1 |
|
|
42 | # endif |
|
|
43 | # ifndef EV_USE_REALTIME |
36 | # define EV_USE_REALTIME 1 |
44 | # define EV_USE_REALTIME 1 |
|
|
45 | # endif |
37 | # endif |
46 | # endif |
38 | |
47 | |
39 | # if HAVE_SELECT && HAVE_SYS_SELECT_H |
48 | # if HAVE_SELECT && HAVE_SYS_SELECT_H && !defined (EV_USE_SELECT) |
40 | # define EV_USE_SELECT 1 |
49 | # define EV_USE_SELECT 1 |
41 | # endif |
50 | # endif |
42 | |
51 | |
43 | # if HAVE_POLL && HAVE_POLL_H |
52 | # if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL) |
44 | # define EV_USE_POLL 1 |
53 | # define EV_USE_POLL 1 |
45 | # endif |
54 | # endif |
46 | |
55 | |
47 | # if HAVE_EPOLL && HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H |
56 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL) |
48 | # define EV_USE_EPOLL 1 |
57 | # define EV_USE_EPOLL 1 |
49 | # endif |
58 | # endif |
50 | |
59 | |
51 | # if HAVE_KQUEUE && HAVE_WORKING_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H |
60 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE) |
52 | # 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 |
53 | # endif |
66 | # endif |
54 | |
67 | |
55 | #endif |
68 | #endif |
56 | |
69 | |
57 | #include <math.h> |
70 | #include <math.h> |
… | |
… | |
66 | #include <sys/types.h> |
79 | #include <sys/types.h> |
67 | #include <time.h> |
80 | #include <time.h> |
68 | |
81 | |
69 | #include <signal.h> |
82 | #include <signal.h> |
70 | |
83 | |
71 | #ifndef WIN32 |
84 | #ifndef _WIN32 |
72 | # include <unistd.h> |
85 | # include <unistd.h> |
73 | # include <sys/time.h> |
86 | # include <sys/time.h> |
74 | # 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 |
75 | #endif |
93 | # endif |
|
|
94 | #endif |
|
|
95 | |
76 | /**/ |
96 | /**/ |
77 | |
97 | |
78 | #ifndef EV_USE_MONOTONIC |
98 | #ifndef EV_USE_MONOTONIC |
79 | # define EV_USE_MONOTONIC 1 |
99 | # define EV_USE_MONOTONIC 1 |
80 | #endif |
100 | #endif |
81 | |
101 | |
|
|
102 | #ifndef EV_USE_REALTIME |
|
|
103 | # define EV_USE_REALTIME 1 |
|
|
104 | #endif |
|
|
105 | |
82 | #ifndef EV_USE_SELECT |
106 | #ifndef EV_USE_SELECT |
83 | # define EV_USE_SELECT 1 |
107 | # define EV_USE_SELECT 1 |
|
|
108 | # define EV_SELECT_USE_FD_SET 1 |
84 | #endif |
109 | #endif |
85 | |
110 | |
86 | #ifndef EV_USE_POLL |
111 | #ifndef EV_USE_POLL |
87 | # define EV_USE_POLL 0 /* poll is usually slower than select, and not as well tested */ |
112 | # ifdef _WIN32 |
|
|
113 | # define EV_USE_POLL 0 |
|
|
114 | # else |
|
|
115 | # define EV_USE_POLL 1 |
|
|
116 | # endif |
88 | #endif |
117 | #endif |
89 | |
118 | |
90 | #ifndef EV_USE_EPOLL |
119 | #ifndef EV_USE_EPOLL |
91 | # define EV_USE_EPOLL 0 |
120 | # define EV_USE_EPOLL 0 |
92 | #endif |
121 | #endif |
93 | |
122 | |
94 | #ifndef EV_USE_KQUEUE |
123 | #ifndef EV_USE_KQUEUE |
95 | # define EV_USE_KQUEUE 0 |
124 | # define EV_USE_KQUEUE 0 |
96 | #endif |
125 | #endif |
97 | |
126 | |
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 |
|
|
106 | #endif |
|
|
107 | |
|
|
108 | #ifndef EV_USE_REALTIME |
127 | #ifndef EV_USE_PORT |
109 | # define EV_USE_REALTIME 1 |
128 | # define EV_USE_PORT 0 |
110 | #endif |
129 | #endif |
111 | |
130 | |
112 | /**/ |
131 | /**/ |
|
|
132 | |
|
|
133 | /* darwin simply cannot be helped */ |
|
|
134 | #ifdef __APPLE__ |
|
|
135 | # undef EV_USE_POLL |
|
|
136 | # undef EV_USE_KQUEUE |
|
|
137 | #endif |
113 | |
138 | |
114 | #ifndef CLOCK_MONOTONIC |
139 | #ifndef CLOCK_MONOTONIC |
115 | # undef EV_USE_MONOTONIC |
140 | # undef EV_USE_MONOTONIC |
116 | # define EV_USE_MONOTONIC 0 |
141 | # define EV_USE_MONOTONIC 0 |
117 | #endif |
142 | #endif |
118 | |
143 | |
119 | #ifndef CLOCK_REALTIME |
144 | #ifndef CLOCK_REALTIME |
120 | # undef EV_USE_REALTIME |
145 | # undef EV_USE_REALTIME |
121 | # define EV_USE_REALTIME 0 |
146 | # define EV_USE_REALTIME 0 |
|
|
147 | #endif |
|
|
148 | |
|
|
149 | #if EV_SELECT_IS_WINSOCKET |
|
|
150 | # include <winsock.h> |
122 | #endif |
151 | #endif |
123 | |
152 | |
124 | /**/ |
153 | /**/ |
125 | |
154 | |
126 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
155 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
… | |
… | |
146 | #define expect_true(expr) expect ((expr) != 0, 1) |
175 | #define expect_true(expr) expect ((expr) != 0, 1) |
147 | |
176 | |
148 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
177 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
149 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
178 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
150 | |
179 | |
|
|
180 | #define EMPTY0 /* required for microsofts broken pseudo-c compiler */ |
|
|
181 | #define EMPTY2(a,b) /* used to suppress some warnings */ |
|
|
182 | |
151 | typedef struct ev_watcher *W; |
183 | typedef struct ev_watcher *W; |
152 | typedef struct ev_watcher_list *WL; |
184 | typedef struct ev_watcher_list *WL; |
153 | typedef struct ev_watcher_time *WT; |
185 | typedef struct ev_watcher_time *WT; |
154 | |
186 | |
155 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
187 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
156 | |
188 | |
|
|
189 | #ifdef _WIN32 |
157 | #include "ev_win32.c" |
190 | # include "ev_win32.c" |
|
|
191 | #endif |
158 | |
192 | |
159 | /*****************************************************************************/ |
193 | /*****************************************************************************/ |
160 | |
194 | |
161 | static void (*syserr_cb)(const char *msg); |
195 | static void (*syserr_cb)(const char *msg); |
162 | |
196 | |
… | |
… | |
209 | typedef struct |
243 | typedef struct |
210 | { |
244 | { |
211 | WL head; |
245 | WL head; |
212 | unsigned char events; |
246 | unsigned char events; |
213 | unsigned char reify; |
247 | unsigned char reify; |
|
|
248 | #if EV_SELECT_IS_WINSOCKET |
|
|
249 | SOCKET handle; |
|
|
250 | #endif |
214 | } ANFD; |
251 | } ANFD; |
215 | |
252 | |
216 | typedef struct |
253 | typedef struct |
217 | { |
254 | { |
218 | W w; |
255 | W w; |
… | |
… | |
221 | |
258 | |
222 | #if EV_MULTIPLICITY |
259 | #if EV_MULTIPLICITY |
223 | |
260 | |
224 | struct ev_loop |
261 | struct ev_loop |
225 | { |
262 | { |
|
|
263 | ev_tstamp ev_rt_now; |
|
|
264 | #define ev_rt_now ((loop)->ev_rt_now) |
226 | #define VAR(name,decl) decl; |
265 | #define VAR(name,decl) decl; |
227 | #include "ev_vars.h" |
266 | #include "ev_vars.h" |
228 | #undef VAR |
267 | #undef VAR |
229 | }; |
268 | }; |
230 | #include "ev_wrap.h" |
269 | #include "ev_wrap.h" |
231 | |
270 | |
232 | struct ev_loop default_loop_struct; |
271 | static struct ev_loop default_loop_struct; |
233 | static struct ev_loop *default_loop; |
272 | struct ev_loop *ev_default_loop_ptr; |
234 | |
273 | |
235 | #else |
274 | #else |
236 | |
275 | |
|
|
276 | ev_tstamp ev_rt_now; |
237 | #define VAR(name,decl) static decl; |
277 | #define VAR(name,decl) static decl; |
238 | #include "ev_vars.h" |
278 | #include "ev_vars.h" |
239 | #undef VAR |
279 | #undef VAR |
240 | |
280 | |
241 | static int default_loop; |
281 | static int ev_default_loop_ptr; |
242 | |
282 | |
243 | #endif |
283 | #endif |
244 | |
284 | |
245 | /*****************************************************************************/ |
285 | /*****************************************************************************/ |
246 | |
286 | |
247 | inline ev_tstamp |
287 | ev_tstamp |
248 | ev_time (void) |
288 | ev_time (void) |
249 | { |
289 | { |
250 | #if EV_USE_REALTIME |
290 | #if EV_USE_REALTIME |
251 | struct timespec ts; |
291 | struct timespec ts; |
252 | clock_gettime (CLOCK_REALTIME, &ts); |
292 | clock_gettime (CLOCK_REALTIME, &ts); |
… | |
… | |
279 | { |
319 | { |
280 | return ev_rt_now; |
320 | return ev_rt_now; |
281 | } |
321 | } |
282 | #endif |
322 | #endif |
283 | |
323 | |
284 | #define array_roundsize(type,n) ((n) | 4 & ~3) |
324 | #define array_roundsize(type,n) (((n) | 4) & ~3) |
285 | |
325 | |
286 | #define array_needsize(type,base,cur,cnt,init) \ |
326 | #define array_needsize(type,base,cur,cnt,init) \ |
287 | if (expect_false ((cnt) > cur)) \ |
327 | if (expect_false ((cnt) > cur)) \ |
288 | { \ |
328 | { \ |
289 | int newcnt = cur; \ |
329 | int newcnt = cur; \ |
… | |
… | |
304 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
344 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
305 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
345 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
306 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
346 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
307 | } |
347 | } |
308 | |
348 | |
309 | /* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */ |
|
|
310 | /* bringing us everlasting joy in form of stupid extra macros that are not required in C */ |
|
|
311 | #define array_free_microshit(stem) \ |
|
|
312 | ev_free (stem ## s); stem ## cnt = stem ## max = 0; |
|
|
313 | |
|
|
314 | #define array_free(stem, idx) \ |
349 | #define array_free(stem, idx) \ |
315 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
350 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
316 | |
351 | |
317 | /*****************************************************************************/ |
352 | /*****************************************************************************/ |
318 | |
353 | |
… | |
… | |
339 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
374 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
340 | return; |
375 | return; |
341 | } |
376 | } |
342 | |
377 | |
343 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
378 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
344 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], (void)); |
379 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
345 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
380 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
346 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
381 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
347 | } |
382 | } |
348 | |
383 | |
349 | static void |
384 | static void |
… | |
… | |
392 | int events = 0; |
427 | int events = 0; |
393 | |
428 | |
394 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
429 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
395 | events |= w->events; |
430 | events |= w->events; |
396 | |
431 | |
|
|
432 | #if EV_SELECT_IS_WINSOCKET |
|
|
433 | if (events) |
|
|
434 | { |
|
|
435 | unsigned long argp; |
|
|
436 | anfd->handle = _get_osfhandle (fd); |
|
|
437 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0)); |
|
|
438 | } |
|
|
439 | #endif |
|
|
440 | |
397 | anfd->reify = 0; |
441 | anfd->reify = 0; |
398 | |
442 | |
399 | method_modify (EV_A_ fd, anfd->events, events); |
443 | method_modify (EV_A_ fd, anfd->events, events); |
400 | anfd->events = events; |
444 | anfd->events = events; |
401 | } |
445 | } |
… | |
… | |
410 | return; |
454 | return; |
411 | |
455 | |
412 | anfds [fd].reify = 1; |
456 | anfds [fd].reify = 1; |
413 | |
457 | |
414 | ++fdchangecnt; |
458 | ++fdchangecnt; |
415 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, (void)); |
459 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2); |
416 | fdchanges [fdchangecnt - 1] = fd; |
460 | fdchanges [fdchangecnt - 1] = fd; |
417 | } |
461 | } |
418 | |
462 | |
419 | static void |
463 | static void |
420 | fd_kill (EV_P_ int fd) |
464 | fd_kill (EV_P_ int fd) |
… | |
… | |
429 | } |
473 | } |
430 | |
474 | |
431 | static int |
475 | static int |
432 | fd_valid (int fd) |
476 | fd_valid (int fd) |
433 | { |
477 | { |
434 | #ifdef WIN32 |
478 | #ifdef _WIN32 |
435 | return !!win32_get_osfhandle (fd); |
479 | return _get_osfhandle (fd) != -1; |
436 | #else |
480 | #else |
437 | return fcntl (fd, F_GETFD) != -1; |
481 | return fcntl (fd, F_GETFD) != -1; |
438 | #endif |
482 | #endif |
439 | } |
483 | } |
440 | |
484 | |
… | |
… | |
521 | heap [k] = w; |
565 | heap [k] = w; |
522 | ((W)heap [k])->active = k + 1; |
566 | ((W)heap [k])->active = k + 1; |
523 | } |
567 | } |
524 | |
568 | |
525 | inline void |
569 | inline void |
526 | adjustheap (WT *heap, int N, int k, ev_tstamp at) |
570 | adjustheap (WT *heap, int N, int k) |
527 | { |
571 | { |
528 | ev_tstamp old_at = heap [k]->at; |
572 | upheap (heap, k); |
529 | heap [k]->at = at; |
|
|
530 | |
|
|
531 | if (old_at < at) |
|
|
532 | downheap (heap, N, k); |
573 | downheap (heap, N, k); |
533 | else |
|
|
534 | upheap (heap, k); |
|
|
535 | } |
574 | } |
536 | |
575 | |
537 | /*****************************************************************************/ |
576 | /*****************************************************************************/ |
538 | |
577 | |
539 | typedef struct |
578 | typedef struct |
… | |
… | |
562 | } |
601 | } |
563 | |
602 | |
564 | static void |
603 | static void |
565 | sighandler (int signum) |
604 | sighandler (int signum) |
566 | { |
605 | { |
567 | #if WIN32 |
606 | #if _WIN32 |
568 | signal (signum, sighandler); |
607 | signal (signum, sighandler); |
569 | #endif |
608 | #endif |
570 | |
609 | |
571 | signals [signum - 1].gotsig = 1; |
610 | signals [signum - 1].gotsig = 1; |
572 | |
611 | |
573 | if (!gotsig) |
612 | if (!gotsig) |
574 | { |
613 | { |
575 | int old_errno = errno; |
614 | int old_errno = errno; |
576 | gotsig = 1; |
615 | gotsig = 1; |
577 | #ifdef WIN32 |
|
|
578 | send (sigpipe [1], &signum, 1, MSG_DONTWAIT); |
|
|
579 | #else |
|
|
580 | write (sigpipe [1], &signum, 1); |
616 | write (sigpipe [1], &signum, 1); |
581 | #endif |
|
|
582 | errno = old_errno; |
617 | errno = old_errno; |
583 | } |
618 | } |
584 | } |
619 | } |
585 | |
620 | |
586 | void |
621 | void |
587 | ev_feed_signal_event (EV_P_ int signum) |
622 | ev_feed_signal_event (EV_P_ int signum) |
588 | { |
623 | { |
589 | WL w; |
624 | WL w; |
590 | |
625 | |
591 | #if EV_MULTIPLICITY |
626 | #if EV_MULTIPLICITY |
592 | assert (("feeding signal events is only supported in the default loop", loop == default_loop)); |
627 | assert (("feeding signal events is only supported in the default loop", loop == ev_default_loop_ptr)); |
593 | #endif |
628 | #endif |
594 | |
629 | |
595 | --signum; |
630 | --signum; |
596 | |
631 | |
597 | if (signum < 0 || signum >= signalmax) |
632 | if (signum < 0 || signum >= signalmax) |
… | |
… | |
606 | static void |
641 | static void |
607 | sigcb (EV_P_ struct ev_io *iow, int revents) |
642 | sigcb (EV_P_ struct ev_io *iow, int revents) |
608 | { |
643 | { |
609 | int signum; |
644 | int signum; |
610 | |
645 | |
611 | #ifdef WIN32 |
|
|
612 | recv (sigpipe [0], &revents, 1, MSG_DONTWAIT); |
|
|
613 | #else |
|
|
614 | read (sigpipe [0], &revents, 1); |
646 | read (sigpipe [0], &revents, 1); |
615 | #endif |
|
|
616 | gotsig = 0; |
647 | gotsig = 0; |
617 | |
648 | |
618 | for (signum = signalmax; signum--; ) |
649 | for (signum = signalmax; signum--; ) |
619 | if (signals [signum].gotsig) |
650 | if (signals [signum].gotsig) |
620 | ev_feed_signal_event (EV_A_ signum + 1); |
651 | ev_feed_signal_event (EV_A_ signum + 1); |
621 | } |
652 | } |
622 | |
653 | |
|
|
654 | inline void |
|
|
655 | fd_intern (int fd) |
|
|
656 | { |
|
|
657 | #ifdef _WIN32 |
|
|
658 | int arg = 1; |
|
|
659 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
|
|
660 | #else |
|
|
661 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
|
|
662 | fcntl (fd, F_SETFL, O_NONBLOCK); |
|
|
663 | #endif |
|
|
664 | } |
|
|
665 | |
623 | static void |
666 | static void |
624 | siginit (EV_P) |
667 | siginit (EV_P) |
625 | { |
668 | { |
626 | #ifndef WIN32 |
669 | fd_intern (sigpipe [0]); |
627 | fcntl (sigpipe [0], F_SETFD, FD_CLOEXEC); |
670 | fd_intern (sigpipe [1]); |
628 | fcntl (sigpipe [1], F_SETFD, FD_CLOEXEC); |
|
|
629 | |
|
|
630 | /* rather than sort out wether we really need nb, set it */ |
|
|
631 | fcntl (sigpipe [0], F_SETFL, O_NONBLOCK); |
|
|
632 | fcntl (sigpipe [1], F_SETFL, O_NONBLOCK); |
|
|
633 | #endif |
|
|
634 | |
671 | |
635 | ev_io_set (&sigev, sigpipe [0], EV_READ); |
672 | ev_io_set (&sigev, sigpipe [0], EV_READ); |
636 | ev_io_start (EV_A_ &sigev); |
673 | ev_io_start (EV_A_ &sigev); |
637 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
674 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
638 | } |
675 | } |
639 | |
676 | |
640 | /*****************************************************************************/ |
677 | /*****************************************************************************/ |
641 | |
678 | |
642 | static struct ev_child *childs [PID_HASHSIZE]; |
679 | static struct ev_child *childs [PID_HASHSIZE]; |
643 | |
680 | |
644 | #ifndef WIN32 |
681 | #ifndef _WIN32 |
645 | |
682 | |
646 | static struct ev_signal childev; |
683 | static struct ev_signal childev; |
647 | |
684 | |
648 | #ifndef WCONTINUED |
685 | #ifndef WCONTINUED |
649 | # define WCONTINUED 0 |
686 | # define WCONTINUED 0 |
… | |
… | |
681 | |
718 | |
682 | #endif |
719 | #endif |
683 | |
720 | |
684 | /*****************************************************************************/ |
721 | /*****************************************************************************/ |
685 | |
722 | |
|
|
723 | #if EV_USE_PORT |
|
|
724 | # include "ev_port.c" |
|
|
725 | #endif |
686 | #if EV_USE_KQUEUE |
726 | #if EV_USE_KQUEUE |
687 | # include "ev_kqueue.c" |
727 | # include "ev_kqueue.c" |
688 | #endif |
728 | #endif |
689 | #if EV_USE_EPOLL |
729 | #if EV_USE_EPOLL |
690 | # include "ev_epoll.c" |
730 | # include "ev_epoll.c" |
… | |
… | |
710 | |
750 | |
711 | /* return true if we are running with elevated privileges and should ignore env variables */ |
751 | /* return true if we are running with elevated privileges and should ignore env variables */ |
712 | static int |
752 | static int |
713 | enable_secure (void) |
753 | enable_secure (void) |
714 | { |
754 | { |
715 | #ifdef WIN32 |
755 | #ifdef _WIN32 |
716 | return 0; |
756 | return 0; |
717 | #else |
757 | #else |
718 | return getuid () != geteuid () |
758 | return getuid () != geteuid () |
719 | || getgid () != getegid (); |
759 | || getgid () != getegid (); |
720 | #endif |
760 | #endif |
721 | } |
761 | } |
722 | |
762 | |
723 | int |
763 | unsigned int |
724 | ev_method (EV_P) |
764 | ev_method (EV_P) |
725 | { |
765 | { |
726 | return method; |
766 | return method; |
727 | } |
767 | } |
728 | |
768 | |
729 | static void |
769 | static void |
730 | loop_init (EV_P_ int methods) |
770 | loop_init (EV_P_ unsigned int flags) |
731 | { |
771 | { |
732 | if (!method) |
772 | if (!method) |
733 | { |
773 | { |
734 | #if EV_USE_MONOTONIC |
774 | #if EV_USE_MONOTONIC |
735 | { |
775 | { |
… | |
… | |
742 | ev_rt_now = ev_time (); |
782 | ev_rt_now = ev_time (); |
743 | mn_now = get_clock (); |
783 | mn_now = get_clock (); |
744 | now_floor = mn_now; |
784 | now_floor = mn_now; |
745 | rtmn_diff = ev_rt_now - mn_now; |
785 | rtmn_diff = ev_rt_now - mn_now; |
746 | |
786 | |
747 | if (methods == EVMETHOD_AUTO) |
787 | if (!(flags & EVFLAG_NOENV) && !enable_secure () && getenv ("LIBEV_FLAGS")) |
748 | if (!enable_secure () && getenv ("LIBEV_METHODS")) |
|
|
749 | methods = atoi (getenv ("LIBEV_METHODS")); |
788 | flags = atoi (getenv ("LIBEV_FLAGS")); |
750 | else |
789 | |
751 | methods = EVMETHOD_ANY; |
790 | if (!(flags & 0x0000ffff)) |
|
|
791 | flags |= 0x0000ffff; |
752 | |
792 | |
753 | method = 0; |
793 | method = 0; |
754 | #if EV_USE_WIN32 |
794 | #if EV_USE_PORT |
755 | if (!method && (methods & EVMETHOD_WIN32 )) method = win32_init (EV_A_ methods); |
795 | if (!method && (flags & EVMETHOD_PORT )) method = port_init (EV_A_ flags); |
756 | #endif |
796 | #endif |
757 | #if EV_USE_KQUEUE |
797 | #if EV_USE_KQUEUE |
758 | if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods); |
798 | if (!method && (flags & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ flags); |
759 | #endif |
799 | #endif |
760 | #if EV_USE_EPOLL |
800 | #if EV_USE_EPOLL |
761 | if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods); |
801 | if (!method && (flags & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ flags); |
762 | #endif |
802 | #endif |
763 | #if EV_USE_POLL |
803 | #if EV_USE_POLL |
764 | if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods); |
804 | if (!method && (flags & EVMETHOD_POLL )) method = poll_init (EV_A_ flags); |
765 | #endif |
805 | #endif |
766 | #if EV_USE_SELECT |
806 | #if EV_USE_SELECT |
767 | if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods); |
807 | if (!method && (flags & EVMETHOD_SELECT)) method = select_init (EV_A_ flags); |
768 | #endif |
808 | #endif |
769 | |
809 | |
770 | ev_init (&sigev, sigcb); |
810 | ev_init (&sigev, sigcb); |
771 | ev_set_priority (&sigev, EV_MAXPRI); |
811 | ev_set_priority (&sigev, EV_MAXPRI); |
772 | } |
812 | } |
… | |
… | |
775 | void |
815 | void |
776 | loop_destroy (EV_P) |
816 | loop_destroy (EV_P) |
777 | { |
817 | { |
778 | int i; |
818 | int i; |
779 | |
819 | |
780 | #if EV_USE_WIN32 |
820 | #if EV_USE_PORT |
781 | if (method == EVMETHOD_WIN32 ) win32_destroy (EV_A); |
821 | if (method == EVMETHOD_PORT ) port_destroy (EV_A); |
782 | #endif |
822 | #endif |
783 | #if EV_USE_KQUEUE |
823 | #if EV_USE_KQUEUE |
784 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
824 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
785 | #endif |
825 | #endif |
786 | #if EV_USE_EPOLL |
826 | #if EV_USE_EPOLL |
… | |
… | |
795 | |
835 | |
796 | for (i = NUMPRI; i--; ) |
836 | for (i = NUMPRI; i--; ) |
797 | array_free (pending, [i]); |
837 | array_free (pending, [i]); |
798 | |
838 | |
799 | /* have to use the microsoft-never-gets-it-right macro */ |
839 | /* have to use the microsoft-never-gets-it-right macro */ |
800 | array_free_microshit (fdchange); |
840 | array_free (fdchange, EMPTY0); |
801 | array_free_microshit (timer); |
841 | array_free (timer, EMPTY0); |
802 | array_free_microshit (periodic); |
842 | #if EV_PERIODICS |
803 | array_free_microshit (idle); |
843 | array_free (periodic, EMPTY0); |
804 | array_free_microshit (prepare); |
844 | #endif |
805 | array_free_microshit (check); |
845 | array_free (idle, EMPTY0); |
|
|
846 | array_free (prepare, EMPTY0); |
|
|
847 | array_free (check, EMPTY0); |
806 | |
848 | |
807 | method = 0; |
849 | method = 0; |
808 | } |
850 | } |
809 | |
851 | |
810 | static void |
852 | static void |
811 | loop_fork (EV_P) |
853 | loop_fork (EV_P) |
812 | { |
854 | { |
|
|
855 | #if EV_USE_PORT |
|
|
856 | if (method == EVMETHOD_PORT ) port_fork (EV_A); |
|
|
857 | #endif |
|
|
858 | #if EV_USE_KQUEUE |
|
|
859 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
|
|
860 | #endif |
813 | #if EV_USE_EPOLL |
861 | #if EV_USE_EPOLL |
814 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
862 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
815 | #endif |
|
|
816 | #if EV_USE_KQUEUE |
|
|
817 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
|
|
818 | #endif |
863 | #endif |
819 | |
864 | |
820 | if (ev_is_active (&sigev)) |
865 | if (ev_is_active (&sigev)) |
821 | { |
866 | { |
822 | /* default loop */ |
867 | /* default loop */ |
… | |
… | |
835 | postfork = 0; |
880 | postfork = 0; |
836 | } |
881 | } |
837 | |
882 | |
838 | #if EV_MULTIPLICITY |
883 | #if EV_MULTIPLICITY |
839 | struct ev_loop * |
884 | struct ev_loop * |
840 | ev_loop_new (int methods) |
885 | ev_loop_new (unsigned int flags) |
841 | { |
886 | { |
842 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
887 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
843 | |
888 | |
844 | memset (loop, 0, sizeof (struct ev_loop)); |
889 | memset (loop, 0, sizeof (struct ev_loop)); |
845 | |
890 | |
846 | loop_init (EV_A_ methods); |
891 | loop_init (EV_A_ flags); |
847 | |
892 | |
848 | if (ev_method (EV_A)) |
893 | if (ev_method (EV_A)) |
849 | return loop; |
894 | return loop; |
850 | |
895 | |
851 | return 0; |
896 | return 0; |
… | |
… | |
866 | |
911 | |
867 | #endif |
912 | #endif |
868 | |
913 | |
869 | #if EV_MULTIPLICITY |
914 | #if EV_MULTIPLICITY |
870 | struct ev_loop * |
915 | struct ev_loop * |
|
|
916 | ev_default_loop_ (unsigned int flags) |
871 | #else |
917 | #else |
872 | int |
918 | int |
|
|
919 | ev_default_loop (unsigned int flags) |
873 | #endif |
920 | #endif |
874 | ev_default_loop (int methods) |
|
|
875 | { |
921 | { |
876 | if (sigpipe [0] == sigpipe [1]) |
922 | if (sigpipe [0] == sigpipe [1]) |
877 | if (pipe (sigpipe)) |
923 | if (pipe (sigpipe)) |
878 | return 0; |
924 | return 0; |
879 | |
925 | |
880 | if (!default_loop) |
926 | if (!ev_default_loop_ptr) |
881 | { |
927 | { |
882 | #if EV_MULTIPLICITY |
928 | #if EV_MULTIPLICITY |
883 | struct ev_loop *loop = default_loop = &default_loop_struct; |
929 | struct ev_loop *loop = ev_default_loop_ptr = &default_loop_struct; |
884 | #else |
930 | #else |
885 | default_loop = 1; |
931 | ev_default_loop_ptr = 1; |
886 | #endif |
932 | #endif |
887 | |
933 | |
888 | loop_init (EV_A_ methods); |
934 | loop_init (EV_A_ flags); |
889 | |
935 | |
890 | if (ev_method (EV_A)) |
936 | if (ev_method (EV_A)) |
891 | { |
937 | { |
892 | siginit (EV_A); |
938 | siginit (EV_A); |
893 | |
939 | |
894 | #ifndef WIN32 |
940 | #ifndef _WIN32 |
895 | ev_signal_init (&childev, childcb, SIGCHLD); |
941 | ev_signal_init (&childev, childcb, SIGCHLD); |
896 | ev_set_priority (&childev, EV_MAXPRI); |
942 | ev_set_priority (&childev, EV_MAXPRI); |
897 | ev_signal_start (EV_A_ &childev); |
943 | ev_signal_start (EV_A_ &childev); |
898 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
944 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
899 | #endif |
945 | #endif |
900 | } |
946 | } |
901 | else |
947 | else |
902 | default_loop = 0; |
948 | ev_default_loop_ptr = 0; |
903 | } |
949 | } |
904 | |
950 | |
905 | return default_loop; |
951 | return ev_default_loop_ptr; |
906 | } |
952 | } |
907 | |
953 | |
908 | void |
954 | void |
909 | ev_default_destroy (void) |
955 | ev_default_destroy (void) |
910 | { |
956 | { |
911 | #if EV_MULTIPLICITY |
957 | #if EV_MULTIPLICITY |
912 | struct ev_loop *loop = default_loop; |
958 | struct ev_loop *loop = ev_default_loop_ptr; |
913 | #endif |
959 | #endif |
914 | |
960 | |
915 | #ifndef WIN32 |
961 | #ifndef _WIN32 |
916 | ev_ref (EV_A); /* child watcher */ |
962 | ev_ref (EV_A); /* child watcher */ |
917 | ev_signal_stop (EV_A_ &childev); |
963 | ev_signal_stop (EV_A_ &childev); |
918 | #endif |
964 | #endif |
919 | |
965 | |
920 | ev_ref (EV_A); /* signal watcher */ |
966 | ev_ref (EV_A); /* signal watcher */ |
… | |
… | |
928 | |
974 | |
929 | void |
975 | void |
930 | ev_default_fork (void) |
976 | ev_default_fork (void) |
931 | { |
977 | { |
932 | #if EV_MULTIPLICITY |
978 | #if EV_MULTIPLICITY |
933 | struct ev_loop *loop = default_loop; |
979 | struct ev_loop *loop = ev_default_loop_ptr; |
934 | #endif |
980 | #endif |
935 | |
981 | |
936 | if (method) |
982 | if (method) |
937 | postfork = 1; |
983 | postfork = 1; |
938 | } |
984 | } |
… | |
… | |
980 | |
1026 | |
981 | /* first reschedule or stop timer */ |
1027 | /* first reschedule or stop timer */ |
982 | if (w->repeat) |
1028 | if (w->repeat) |
983 | { |
1029 | { |
984 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
1030 | assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.)); |
|
|
1031 | |
985 | ((WT)w)->at = mn_now + w->repeat; |
1032 | ((WT)w)->at += w->repeat; |
|
|
1033 | if (((WT)w)->at < mn_now) |
|
|
1034 | ((WT)w)->at = mn_now; |
|
|
1035 | |
986 | downheap ((WT *)timers, timercnt, 0); |
1036 | downheap ((WT *)timers, timercnt, 0); |
987 | } |
1037 | } |
988 | else |
1038 | else |
989 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
1039 | ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */ |
990 | |
1040 | |
991 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1041 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
992 | } |
1042 | } |
993 | } |
1043 | } |
994 | |
1044 | |
|
|
1045 | #if EV_PERIODICS |
995 | static void |
1046 | static void |
996 | periodics_reify (EV_P) |
1047 | periodics_reify (EV_P) |
997 | { |
1048 | { |
998 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1049 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
999 | { |
1050 | { |
… | |
… | |
1002 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
1053 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
1003 | |
1054 | |
1004 | /* first reschedule or stop timer */ |
1055 | /* first reschedule or stop timer */ |
1005 | if (w->reschedule_cb) |
1056 | if (w->reschedule_cb) |
1006 | { |
1057 | { |
1007 | ev_tstamp at = ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1058 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1008 | |
|
|
1009 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1059 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1010 | downheap ((WT *)periodics, periodiccnt, 0); |
1060 | downheap ((WT *)periodics, periodiccnt, 0); |
1011 | } |
1061 | } |
1012 | else if (w->interval) |
1062 | else if (w->interval) |
1013 | { |
1063 | { |
… | |
… | |
1040 | |
1090 | |
1041 | /* now rebuild the heap */ |
1091 | /* now rebuild the heap */ |
1042 | for (i = periodiccnt >> 1; i--; ) |
1092 | for (i = periodiccnt >> 1; i--; ) |
1043 | downheap ((WT *)periodics, periodiccnt, i); |
1093 | downheap ((WT *)periodics, periodiccnt, i); |
1044 | } |
1094 | } |
|
|
1095 | #endif |
1045 | |
1096 | |
1046 | inline int |
1097 | inline int |
1047 | time_update_monotonic (EV_P) |
1098 | time_update_monotonic (EV_P) |
1048 | { |
1099 | { |
1049 | mn_now = get_clock (); |
1100 | mn_now = get_clock (); |
… | |
… | |
1083 | ev_rt_now = ev_time (); |
1134 | ev_rt_now = ev_time (); |
1084 | mn_now = get_clock (); |
1135 | mn_now = get_clock (); |
1085 | now_floor = mn_now; |
1136 | now_floor = mn_now; |
1086 | } |
1137 | } |
1087 | |
1138 | |
|
|
1139 | # if EV_PERIODICS |
1088 | periodics_reschedule (EV_A); |
1140 | periodics_reschedule (EV_A); |
|
|
1141 | # endif |
1089 | /* no timer adjustment, as the monotonic clock doesn't jump */ |
1142 | /* no timer adjustment, as the monotonic clock doesn't jump */ |
1090 | /* timers_reschedule (EV_A_ rtmn_diff - odiff) */ |
1143 | /* timers_reschedule (EV_A_ rtmn_diff - odiff) */ |
1091 | } |
1144 | } |
1092 | } |
1145 | } |
1093 | else |
1146 | else |
… | |
… | |
1095 | { |
1148 | { |
1096 | ev_rt_now = ev_time (); |
1149 | ev_rt_now = ev_time (); |
1097 | |
1150 | |
1098 | if (expect_false (mn_now > ev_rt_now || mn_now < ev_rt_now - MAX_BLOCKTIME - MIN_TIMEJUMP)) |
1151 | if (expect_false (mn_now > ev_rt_now || mn_now < ev_rt_now - MAX_BLOCKTIME - MIN_TIMEJUMP)) |
1099 | { |
1152 | { |
|
|
1153 | #if EV_PERIODICS |
1100 | periodics_reschedule (EV_A); |
1154 | periodics_reschedule (EV_A); |
|
|
1155 | #endif |
1101 | |
1156 | |
1102 | /* adjust timers. this is easy, as the offset is the same for all */ |
1157 | /* adjust timers. this is easy, as the offset is the same for all */ |
1103 | for (i = 0; i < timercnt; ++i) |
1158 | for (i = 0; i < timercnt; ++i) |
1104 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1159 | ((WT)timers [i])->at += ev_rt_now - mn_now; |
1105 | } |
1160 | } |
… | |
… | |
1126 | ev_loop (EV_P_ int flags) |
1181 | ev_loop (EV_P_ int flags) |
1127 | { |
1182 | { |
1128 | double block; |
1183 | double block; |
1129 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1184 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1130 | |
1185 | |
1131 | do |
1186 | while (activecnt) |
1132 | { |
1187 | { |
1133 | /* queue check watchers (and execute them) */ |
1188 | /* queue check watchers (and execute them) */ |
1134 | if (expect_false (preparecnt)) |
1189 | if (expect_false (preparecnt)) |
1135 | { |
1190 | { |
1136 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1191 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
… | |
… | |
1168 | { |
1223 | { |
1169 | ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge; |
1224 | ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge; |
1170 | if (block > to) block = to; |
1225 | if (block > to) block = to; |
1171 | } |
1226 | } |
1172 | |
1227 | |
|
|
1228 | #if EV_PERIODICS |
1173 | if (periodiccnt) |
1229 | if (periodiccnt) |
1174 | { |
1230 | { |
1175 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1231 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1176 | if (block > to) block = to; |
1232 | if (block > to) block = to; |
1177 | } |
1233 | } |
|
|
1234 | #endif |
1178 | |
1235 | |
1179 | if (block < 0.) block = 0.; |
1236 | if (block < 0.) block = 0.; |
1180 | } |
1237 | } |
1181 | |
1238 | |
1182 | method_poll (EV_A_ block); |
1239 | method_poll (EV_A_ block); |
… | |
… | |
1184 | /* update ev_rt_now, do magic */ |
1241 | /* update ev_rt_now, do magic */ |
1185 | time_update (EV_A); |
1242 | time_update (EV_A); |
1186 | |
1243 | |
1187 | /* queue pending timers and reschedule them */ |
1244 | /* queue pending timers and reschedule them */ |
1188 | timers_reify (EV_A); /* relative timers called last */ |
1245 | timers_reify (EV_A); /* relative timers called last */ |
|
|
1246 | #if EV_PERIODICS |
1189 | periodics_reify (EV_A); /* absolute timers called first */ |
1247 | periodics_reify (EV_A); /* absolute timers called first */ |
|
|
1248 | #endif |
1190 | |
1249 | |
1191 | /* queue idle watchers unless io or timers are pending */ |
1250 | /* queue idle watchers unless io or timers are pending */ |
1192 | if (idlecnt && !any_pending (EV_A)) |
1251 | if (idlecnt && !any_pending (EV_A)) |
1193 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1252 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1194 | |
1253 | |
1195 | /* queue check watchers, to be executed first */ |
1254 | /* queue check watchers, to be executed first */ |
1196 | if (checkcnt) |
1255 | if (checkcnt) |
1197 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1256 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1198 | |
1257 | |
1199 | call_pending (EV_A); |
1258 | call_pending (EV_A); |
|
|
1259 | |
|
|
1260 | if (loop_done) |
|
|
1261 | break; |
1200 | } |
1262 | } |
1201 | while (activecnt && !loop_done); |
|
|
1202 | |
1263 | |
1203 | if (loop_done != 2) |
1264 | if (loop_done != 2) |
1204 | loop_done = 0; |
1265 | loop_done = 0; |
1205 | } |
1266 | } |
1206 | |
1267 | |
… | |
… | |
1285 | { |
1346 | { |
1286 | ev_clear_pending (EV_A_ (W)w); |
1347 | ev_clear_pending (EV_A_ (W)w); |
1287 | if (!ev_is_active (w)) |
1348 | if (!ev_is_active (w)) |
1288 | return; |
1349 | return; |
1289 | |
1350 | |
|
|
1351 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
|
|
1352 | |
1290 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
1353 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
1291 | ev_stop (EV_A_ (W)w); |
1354 | ev_stop (EV_A_ (W)w); |
1292 | |
1355 | |
1293 | fd_change (EV_A_ w->fd); |
1356 | fd_change (EV_A_ w->fd); |
1294 | } |
1357 | } |
… | |
… | |
1302 | ((WT)w)->at += mn_now; |
1365 | ((WT)w)->at += mn_now; |
1303 | |
1366 | |
1304 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1367 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1305 | |
1368 | |
1306 | ev_start (EV_A_ (W)w, ++timercnt); |
1369 | ev_start (EV_A_ (W)w, ++timercnt); |
1307 | array_needsize (struct ev_timer *, timers, timermax, timercnt, (void)); |
1370 | array_needsize (struct ev_timer *, timers, timermax, timercnt, EMPTY2); |
1308 | timers [timercnt - 1] = w; |
1371 | timers [timercnt - 1] = w; |
1309 | upheap ((WT *)timers, timercnt - 1); |
1372 | upheap ((WT *)timers, timercnt - 1); |
1310 | |
1373 | |
1311 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1374 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1312 | } |
1375 | } |
… | |
… | |
1321 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1384 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1322 | |
1385 | |
1323 | if (((W)w)->active < timercnt--) |
1386 | if (((W)w)->active < timercnt--) |
1324 | { |
1387 | { |
1325 | timers [((W)w)->active - 1] = timers [timercnt]; |
1388 | timers [((W)w)->active - 1] = timers [timercnt]; |
1326 | downheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1389 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1327 | } |
1390 | } |
1328 | |
1391 | |
1329 | ((WT)w)->at = w->repeat; |
1392 | ((WT)w)->at -= mn_now; |
1330 | |
1393 | |
1331 | ev_stop (EV_A_ (W)w); |
1394 | ev_stop (EV_A_ (W)w); |
1332 | } |
1395 | } |
1333 | |
1396 | |
1334 | void |
1397 | void |
1335 | ev_timer_again (EV_P_ struct ev_timer *w) |
1398 | ev_timer_again (EV_P_ struct ev_timer *w) |
1336 | { |
1399 | { |
1337 | if (ev_is_active (w)) |
1400 | if (ev_is_active (w)) |
1338 | { |
1401 | { |
1339 | if (w->repeat) |
1402 | if (w->repeat) |
|
|
1403 | { |
|
|
1404 | ((WT)w)->at = mn_now + w->repeat; |
1340 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1, mn_now + w->repeat); |
1405 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
|
|
1406 | } |
1341 | else |
1407 | else |
1342 | ev_timer_stop (EV_A_ w); |
1408 | ev_timer_stop (EV_A_ w); |
1343 | } |
1409 | } |
1344 | else if (w->repeat) |
1410 | else if (w->repeat) |
|
|
1411 | { |
|
|
1412 | w->at = w->repeat; |
1345 | ev_timer_start (EV_A_ w); |
1413 | ev_timer_start (EV_A_ w); |
|
|
1414 | } |
1346 | } |
1415 | } |
1347 | |
1416 | |
|
|
1417 | #if EV_PERIODICS |
1348 | void |
1418 | void |
1349 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1419 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1350 | { |
1420 | { |
1351 | if (ev_is_active (w)) |
1421 | if (ev_is_active (w)) |
1352 | return; |
1422 | return; |
… | |
… | |
1359 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1429 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1360 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1430 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1361 | } |
1431 | } |
1362 | |
1432 | |
1363 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1433 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1364 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, (void)); |
1434 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1365 | periodics [periodiccnt - 1] = w; |
1435 | periodics [periodiccnt - 1] = w; |
1366 | upheap ((WT *)periodics, periodiccnt - 1); |
1436 | upheap ((WT *)periodics, periodiccnt - 1); |
1367 | |
1437 | |
1368 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1438 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1369 | } |
1439 | } |
… | |
… | |
1378 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1448 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1379 | |
1449 | |
1380 | if (((W)w)->active < periodiccnt--) |
1450 | if (((W)w)->active < periodiccnt--) |
1381 | { |
1451 | { |
1382 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1452 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1383 | downheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1453 | adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1384 | } |
1454 | } |
1385 | |
1455 | |
1386 | ev_stop (EV_A_ (W)w); |
1456 | ev_stop (EV_A_ (W)w); |
1387 | } |
1457 | } |
1388 | |
1458 | |
… | |
… | |
1391 | { |
1461 | { |
1392 | /* TODO: use adjustheap and recalculation */ |
1462 | /* TODO: use adjustheap and recalculation */ |
1393 | ev_periodic_stop (EV_A_ w); |
1463 | ev_periodic_stop (EV_A_ w); |
1394 | ev_periodic_start (EV_A_ w); |
1464 | ev_periodic_start (EV_A_ w); |
1395 | } |
1465 | } |
|
|
1466 | #endif |
1396 | |
1467 | |
1397 | void |
1468 | void |
1398 | ev_idle_start (EV_P_ struct ev_idle *w) |
1469 | ev_idle_start (EV_P_ struct ev_idle *w) |
1399 | { |
1470 | { |
1400 | if (ev_is_active (w)) |
1471 | if (ev_is_active (w)) |
1401 | return; |
1472 | return; |
1402 | |
1473 | |
1403 | ev_start (EV_A_ (W)w, ++idlecnt); |
1474 | ev_start (EV_A_ (W)w, ++idlecnt); |
1404 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, (void)); |
1475 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, EMPTY2); |
1405 | idles [idlecnt - 1] = w; |
1476 | idles [idlecnt - 1] = w; |
1406 | } |
1477 | } |
1407 | |
1478 | |
1408 | void |
1479 | void |
1409 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1480 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1410 | { |
1481 | { |
1411 | ev_clear_pending (EV_A_ (W)w); |
1482 | ev_clear_pending (EV_A_ (W)w); |
1412 | if (ev_is_active (w)) |
1483 | if (!ev_is_active (w)) |
1413 | return; |
1484 | return; |
1414 | |
1485 | |
1415 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1486 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1416 | ev_stop (EV_A_ (W)w); |
1487 | ev_stop (EV_A_ (W)w); |
1417 | } |
1488 | } |
… | |
… | |
1421 | { |
1492 | { |
1422 | if (ev_is_active (w)) |
1493 | if (ev_is_active (w)) |
1423 | return; |
1494 | return; |
1424 | |
1495 | |
1425 | ev_start (EV_A_ (W)w, ++preparecnt); |
1496 | ev_start (EV_A_ (W)w, ++preparecnt); |
1426 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, (void)); |
1497 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
1427 | prepares [preparecnt - 1] = w; |
1498 | prepares [preparecnt - 1] = w; |
1428 | } |
1499 | } |
1429 | |
1500 | |
1430 | void |
1501 | void |
1431 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1502 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1432 | { |
1503 | { |
1433 | ev_clear_pending (EV_A_ (W)w); |
1504 | ev_clear_pending (EV_A_ (W)w); |
1434 | if (ev_is_active (w)) |
1505 | if (!ev_is_active (w)) |
1435 | return; |
1506 | return; |
1436 | |
1507 | |
1437 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1508 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1438 | ev_stop (EV_A_ (W)w); |
1509 | ev_stop (EV_A_ (W)w); |
1439 | } |
1510 | } |
… | |
… | |
1443 | { |
1514 | { |
1444 | if (ev_is_active (w)) |
1515 | if (ev_is_active (w)) |
1445 | return; |
1516 | return; |
1446 | |
1517 | |
1447 | ev_start (EV_A_ (W)w, ++checkcnt); |
1518 | ev_start (EV_A_ (W)w, ++checkcnt); |
1448 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, (void)); |
1519 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, EMPTY2); |
1449 | checks [checkcnt - 1] = w; |
1520 | checks [checkcnt - 1] = w; |
1450 | } |
1521 | } |
1451 | |
1522 | |
1452 | void |
1523 | void |
1453 | ev_check_stop (EV_P_ struct ev_check *w) |
1524 | ev_check_stop (EV_P_ struct ev_check *w) |
1454 | { |
1525 | { |
1455 | ev_clear_pending (EV_A_ (W)w); |
1526 | ev_clear_pending (EV_A_ (W)w); |
1456 | if (ev_is_active (w)) |
1527 | if (!ev_is_active (w)) |
1457 | return; |
1528 | return; |
1458 | |
1529 | |
1459 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1530 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1460 | ev_stop (EV_A_ (W)w); |
1531 | ev_stop (EV_A_ (W)w); |
1461 | } |
1532 | } |
… | |
… | |
1466 | |
1537 | |
1467 | void |
1538 | void |
1468 | ev_signal_start (EV_P_ struct ev_signal *w) |
1539 | ev_signal_start (EV_P_ struct ev_signal *w) |
1469 | { |
1540 | { |
1470 | #if EV_MULTIPLICITY |
1541 | #if EV_MULTIPLICITY |
1471 | assert (("signal watchers are only supported in the default loop", loop == default_loop)); |
1542 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1472 | #endif |
1543 | #endif |
1473 | if (ev_is_active (w)) |
1544 | if (ev_is_active (w)) |
1474 | return; |
1545 | return; |
1475 | |
1546 | |
1476 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1547 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
… | |
… | |
1479 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
1550 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
1480 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1551 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1481 | |
1552 | |
1482 | if (!((WL)w)->next) |
1553 | if (!((WL)w)->next) |
1483 | { |
1554 | { |
1484 | #if WIN32 |
1555 | #if _WIN32 |
1485 | signal (w->signum, sighandler); |
1556 | signal (w->signum, sighandler); |
1486 | #else |
1557 | #else |
1487 | struct sigaction sa; |
1558 | struct sigaction sa; |
1488 | sa.sa_handler = sighandler; |
1559 | sa.sa_handler = sighandler; |
1489 | sigfillset (&sa.sa_mask); |
1560 | sigfillset (&sa.sa_mask); |
… | |
… | |
1509 | |
1580 | |
1510 | void |
1581 | void |
1511 | ev_child_start (EV_P_ struct ev_child *w) |
1582 | ev_child_start (EV_P_ struct ev_child *w) |
1512 | { |
1583 | { |
1513 | #if EV_MULTIPLICITY |
1584 | #if EV_MULTIPLICITY |
1514 | assert (("child watchers are only supported in the default loop", loop == default_loop)); |
1585 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1515 | #endif |
1586 | #endif |
1516 | if (ev_is_active (w)) |
1587 | if (ev_is_active (w)) |
1517 | return; |
1588 | return; |
1518 | |
1589 | |
1519 | ev_start (EV_A_ (W)w, 1); |
1590 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
1522 | |
1593 | |
1523 | void |
1594 | void |
1524 | ev_child_stop (EV_P_ struct ev_child *w) |
1595 | ev_child_stop (EV_P_ struct ev_child *w) |
1525 | { |
1596 | { |
1526 | ev_clear_pending (EV_A_ (W)w); |
1597 | ev_clear_pending (EV_A_ (W)w); |
1527 | if (ev_is_active (w)) |
1598 | if (!ev_is_active (w)) |
1528 | return; |
1599 | return; |
1529 | |
1600 | |
1530 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1601 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1531 | ev_stop (EV_A_ (W)w); |
1602 | ev_stop (EV_A_ (W)w); |
1532 | } |
1603 | } |
… | |
… | |
1592 | ev_timer_start (EV_A_ &once->to); |
1663 | ev_timer_start (EV_A_ &once->to); |
1593 | } |
1664 | } |
1594 | } |
1665 | } |
1595 | } |
1666 | } |
1596 | |
1667 | |
|
|
1668 | #ifdef __cplusplus |
|
|
1669 | } |
|
|
1670 | #endif |
|
|
1671 | |