… | |
… | |
41 | # define EV_USE_MONOTONIC 1 |
41 | # define EV_USE_MONOTONIC 1 |
42 | # endif |
42 | # endif |
43 | # ifndef EV_USE_REALTIME |
43 | # ifndef EV_USE_REALTIME |
44 | # define EV_USE_REALTIME 1 |
44 | # define EV_USE_REALTIME 1 |
45 | # endif |
45 | # endif |
|
|
46 | # else |
|
|
47 | # ifndef EV_USE_MONOTONIC |
|
|
48 | # define EV_USE_MONOTONIC 0 |
|
|
49 | # endif |
|
|
50 | # ifndef EV_USE_REALTIME |
|
|
51 | # define EV_USE_REALTIME 0 |
|
|
52 | # endif |
46 | # endif |
53 | # endif |
47 | |
54 | |
48 | # if HAVE_SELECT && HAVE_SYS_SELECT_H && !defined (EV_USE_SELECT) |
55 | # if HAVE_SELECT && HAVE_SYS_SELECT_H && !defined (EV_USE_SELECT) |
49 | # define EV_USE_SELECT 1 |
56 | # define EV_USE_SELECT 1 |
|
|
57 | # else |
|
|
58 | # define EV_USE_SELECT 0 |
50 | # endif |
59 | # endif |
51 | |
60 | |
52 | # if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL) |
61 | # if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL) |
53 | # define EV_USE_POLL 1 |
62 | # define EV_USE_POLL 1 |
|
|
63 | # else |
|
|
64 | # define EV_USE_POLL 0 |
54 | # endif |
65 | # endif |
55 | |
66 | |
56 | # if HAVE_EPOLL && HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL) |
67 | # if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL) |
57 | # define EV_USE_EPOLL 1 |
68 | # define EV_USE_EPOLL 1 |
|
|
69 | # else |
|
|
70 | # define EV_USE_EPOLL 0 |
58 | # endif |
71 | # endif |
59 | |
72 | |
60 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE) |
73 | # if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE) |
61 | # define EV_USE_KQUEUE 1 |
74 | # define EV_USE_KQUEUE 1 |
|
|
75 | # else |
|
|
76 | # define EV_USE_KQUEUE 0 |
|
|
77 | # endif |
|
|
78 | |
|
|
79 | # if HAVE_PORT_H && HAVE_PORT_CREATE && !defined (EV_USE_PORT) |
|
|
80 | # define EV_USE_PORT 1 |
|
|
81 | # else |
|
|
82 | # define EV_USE_PORT 0 |
62 | # endif |
83 | # endif |
63 | |
84 | |
64 | #endif |
85 | #endif |
65 | |
86 | |
66 | #include <math.h> |
87 | #include <math.h> |
… | |
… | |
75 | #include <sys/types.h> |
96 | #include <sys/types.h> |
76 | #include <time.h> |
97 | #include <time.h> |
77 | |
98 | |
78 | #include <signal.h> |
99 | #include <signal.h> |
79 | |
100 | |
80 | #ifndef WIN32 |
101 | #ifndef _WIN32 |
81 | # include <unistd.h> |
102 | # include <unistd.h> |
82 | # include <sys/time.h> |
103 | # include <sys/time.h> |
83 | # include <sys/wait.h> |
104 | # include <sys/wait.h> |
|
|
105 | #else |
|
|
106 | # define WIN32_LEAN_AND_MEAN |
|
|
107 | # include <windows.h> |
|
|
108 | # ifndef EV_SELECT_IS_WINSOCKET |
|
|
109 | # define EV_SELECT_IS_WINSOCKET 1 |
84 | #endif |
110 | # endif |
|
|
111 | #endif |
|
|
112 | |
85 | /**/ |
113 | /**/ |
86 | |
114 | |
87 | #ifndef EV_USE_MONOTONIC |
115 | #ifndef EV_USE_MONOTONIC |
88 | # define EV_USE_MONOTONIC 1 |
116 | # define EV_USE_MONOTONIC 0 |
|
|
117 | #endif |
|
|
118 | |
|
|
119 | #ifndef EV_USE_REALTIME |
|
|
120 | # define EV_USE_REALTIME 0 |
89 | #endif |
121 | #endif |
90 | |
122 | |
91 | #ifndef EV_USE_SELECT |
123 | #ifndef EV_USE_SELECT |
92 | # define EV_USE_SELECT 1 |
124 | # define EV_USE_SELECT 1 |
93 | #endif |
125 | #endif |
94 | |
126 | |
95 | #ifndef EV_USE_POLL |
127 | #ifndef EV_USE_POLL |
96 | # define EV_USE_POLL 0 /* poll is usually slower than select, and not as well tested */ |
128 | # ifdef _WIN32 |
|
|
129 | # define EV_USE_POLL 0 |
|
|
130 | # else |
|
|
131 | # define EV_USE_POLL 1 |
|
|
132 | # endif |
97 | #endif |
133 | #endif |
98 | |
134 | |
99 | #ifndef EV_USE_EPOLL |
135 | #ifndef EV_USE_EPOLL |
100 | # define EV_USE_EPOLL 0 |
136 | # define EV_USE_EPOLL 0 |
101 | #endif |
137 | #endif |
102 | |
138 | |
103 | #ifndef EV_USE_KQUEUE |
139 | #ifndef EV_USE_KQUEUE |
104 | # define EV_USE_KQUEUE 0 |
140 | # define EV_USE_KQUEUE 0 |
105 | #endif |
141 | #endif |
106 | |
142 | |
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 |
143 | #ifndef EV_USE_PORT |
118 | # define EV_USE_REALTIME 1 |
144 | # define EV_USE_PORT 0 |
119 | #endif |
145 | #endif |
120 | |
146 | |
121 | /**/ |
147 | /**/ |
|
|
148 | |
|
|
149 | /* darwin simply cannot be helped */ |
|
|
150 | #ifdef __APPLE__ |
|
|
151 | # undef EV_USE_POLL |
|
|
152 | # undef EV_USE_KQUEUE |
|
|
153 | #endif |
122 | |
154 | |
123 | #ifndef CLOCK_MONOTONIC |
155 | #ifndef CLOCK_MONOTONIC |
124 | # undef EV_USE_MONOTONIC |
156 | # undef EV_USE_MONOTONIC |
125 | # define EV_USE_MONOTONIC 0 |
157 | # define EV_USE_MONOTONIC 0 |
126 | #endif |
158 | #endif |
… | |
… | |
128 | #ifndef CLOCK_REALTIME |
160 | #ifndef CLOCK_REALTIME |
129 | # undef EV_USE_REALTIME |
161 | # undef EV_USE_REALTIME |
130 | # define EV_USE_REALTIME 0 |
162 | # define EV_USE_REALTIME 0 |
131 | #endif |
163 | #endif |
132 | |
164 | |
|
|
165 | #if EV_SELECT_IS_WINSOCKET |
|
|
166 | # include <winsock.h> |
|
|
167 | #endif |
|
|
168 | |
133 | /**/ |
169 | /**/ |
134 | |
170 | |
135 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
171 | #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) */ |
172 | #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 */ |
173 | #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 */ |
174 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds */ |
139 | |
175 | |
140 | #ifdef EV_H |
176 | #ifdef EV_H |
141 | # include EV_H |
177 | # include EV_H |
142 | #else |
178 | #else |
143 | # include "ev.h" |
179 | # include "ev.h" |
144 | #endif |
180 | #endif |
145 | |
181 | |
146 | #if __GNUC__ >= 3 |
182 | #if __GNUC__ >= 3 |
147 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
183 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
148 | # define inline inline |
184 | # define inline static inline |
149 | #else |
185 | #else |
150 | # define expect(expr,value) (expr) |
186 | # define expect(expr,value) (expr) |
151 | # define inline static |
187 | # define inline static |
152 | #endif |
188 | #endif |
153 | |
189 | |
… | |
… | |
155 | #define expect_true(expr) expect ((expr) != 0, 1) |
191 | #define expect_true(expr) expect ((expr) != 0, 1) |
156 | |
192 | |
157 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
193 | #define NUMPRI (EV_MAXPRI - EV_MINPRI + 1) |
158 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
194 | #define ABSPRI(w) ((w)->priority - EV_MINPRI) |
159 | |
195 | |
|
|
196 | #define EMPTY0 /* required for microsofts broken pseudo-c compiler */ |
|
|
197 | #define EMPTY2(a,b) /* used to suppress some warnings */ |
|
|
198 | |
160 | typedef struct ev_watcher *W; |
199 | typedef struct ev_watcher *W; |
161 | typedef struct ev_watcher_list *WL; |
200 | typedef struct ev_watcher_list *WL; |
162 | typedef struct ev_watcher_time *WT; |
201 | typedef struct ev_watcher_time *WT; |
163 | |
202 | |
164 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
203 | static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */ |
165 | |
204 | |
166 | #ifdef WIN32 |
205 | #ifdef _WIN32 |
167 | # include "ev_win32.c" |
206 | # include "ev_win32.c" |
168 | #endif |
207 | #endif |
169 | |
208 | |
170 | /*****************************************************************************/ |
209 | /*****************************************************************************/ |
171 | |
210 | |
… | |
… | |
220 | typedef struct |
259 | typedef struct |
221 | { |
260 | { |
222 | WL head; |
261 | WL head; |
223 | unsigned char events; |
262 | unsigned char events; |
224 | unsigned char reify; |
263 | unsigned char reify; |
|
|
264 | #if EV_SELECT_IS_WINSOCKET |
|
|
265 | SOCKET handle; |
|
|
266 | #endif |
225 | } ANFD; |
267 | } ANFD; |
226 | |
268 | |
227 | typedef struct |
269 | typedef struct |
228 | { |
270 | { |
229 | W w; |
271 | W w; |
… | |
… | |
240 | #include "ev_vars.h" |
282 | #include "ev_vars.h" |
241 | #undef VAR |
283 | #undef VAR |
242 | }; |
284 | }; |
243 | #include "ev_wrap.h" |
285 | #include "ev_wrap.h" |
244 | |
286 | |
245 | struct ev_loop default_loop_struct; |
287 | static struct ev_loop default_loop_struct; |
246 | static struct ev_loop *default_loop; |
288 | struct ev_loop *ev_default_loop_ptr; |
247 | |
289 | |
248 | #else |
290 | #else |
249 | |
291 | |
250 | ev_tstamp ev_rt_now; |
292 | ev_tstamp ev_rt_now; |
251 | #define VAR(name,decl) static decl; |
293 | #define VAR(name,decl) static decl; |
252 | #include "ev_vars.h" |
294 | #include "ev_vars.h" |
253 | #undef VAR |
295 | #undef VAR |
254 | |
296 | |
255 | static int default_loop; |
297 | static int ev_default_loop_ptr; |
256 | |
298 | |
257 | #endif |
299 | #endif |
258 | |
300 | |
259 | /*****************************************************************************/ |
301 | /*****************************************************************************/ |
260 | |
302 | |
… | |
… | |
293 | { |
335 | { |
294 | return ev_rt_now; |
336 | return ev_rt_now; |
295 | } |
337 | } |
296 | #endif |
338 | #endif |
297 | |
339 | |
298 | #define array_roundsize(type,n) ((n) | 4 & ~3) |
340 | #define array_roundsize(type,n) (((n) | 4) & ~3) |
299 | |
341 | |
300 | #define array_needsize(type,base,cur,cnt,init) \ |
342 | #define array_needsize(type,base,cur,cnt,init) \ |
301 | if (expect_false ((cnt) > cur)) \ |
343 | if (expect_false ((cnt) > cur)) \ |
302 | { \ |
344 | { \ |
303 | int newcnt = cur; \ |
345 | int newcnt = cur; \ |
… | |
… | |
318 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
360 | stem ## max = array_roundsize (stem ## cnt >> 1); \ |
319 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
361 | base = (type *)ev_realloc (base, sizeof (type) * (stem ## max));\ |
320 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
362 | fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\ |
321 | } |
363 | } |
322 | |
364 | |
323 | /* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */ |
|
|
324 | /* bringing us everlasting joy in form of stupid extra macros that are not required in C */ |
|
|
325 | #define array_free_microshit(stem) \ |
|
|
326 | ev_free (stem ## s); stem ## cnt = stem ## max = 0; |
|
|
327 | |
|
|
328 | #define array_free(stem, idx) \ |
365 | #define array_free(stem, idx) \ |
329 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
366 | ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0; |
330 | |
367 | |
331 | /*****************************************************************************/ |
368 | /*****************************************************************************/ |
332 | |
369 | |
… | |
… | |
346 | void |
383 | void |
347 | ev_feed_event (EV_P_ void *w, int revents) |
384 | ev_feed_event (EV_P_ void *w, int revents) |
348 | { |
385 | { |
349 | W w_ = (W)w; |
386 | W w_ = (W)w; |
350 | |
387 | |
351 | if (w_->pending) |
388 | if (expect_false (w_->pending)) |
352 | { |
389 | { |
353 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
390 | pendings [ABSPRI (w_)][w_->pending - 1].events |= revents; |
354 | return; |
391 | return; |
355 | } |
392 | } |
356 | |
393 | |
357 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
394 | w_->pending = ++pendingcnt [ABSPRI (w_)]; |
358 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], (void)); |
395 | array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2); |
359 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
396 | pendings [ABSPRI (w_)][w_->pending - 1].w = w_; |
360 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
397 | pendings [ABSPRI (w_)][w_->pending - 1].events = revents; |
361 | } |
398 | } |
362 | |
399 | |
363 | static void |
400 | static void |
… | |
… | |
390 | fd_event (EV_A_ fd, revents); |
427 | fd_event (EV_A_ fd, revents); |
391 | } |
428 | } |
392 | |
429 | |
393 | /*****************************************************************************/ |
430 | /*****************************************************************************/ |
394 | |
431 | |
395 | static void |
432 | inline void |
396 | fd_reify (EV_P) |
433 | fd_reify (EV_P) |
397 | { |
434 | { |
398 | int i; |
435 | int i; |
399 | |
436 | |
400 | for (i = 0; i < fdchangecnt; ++i) |
437 | for (i = 0; i < fdchangecnt; ++i) |
… | |
… | |
406 | int events = 0; |
443 | int events = 0; |
407 | |
444 | |
408 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
445 | for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next) |
409 | events |= w->events; |
446 | events |= w->events; |
410 | |
447 | |
|
|
448 | #if EV_SELECT_IS_WINSOCKET |
|
|
449 | if (events) |
|
|
450 | { |
|
|
451 | unsigned long argp; |
|
|
452 | anfd->handle = _get_osfhandle (fd); |
|
|
453 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0)); |
|
|
454 | } |
|
|
455 | #endif |
|
|
456 | |
411 | anfd->reify = 0; |
457 | anfd->reify = 0; |
412 | |
458 | |
413 | method_modify (EV_A_ fd, anfd->events, events); |
459 | method_modify (EV_A_ fd, anfd->events, events); |
414 | anfd->events = events; |
460 | anfd->events = events; |
415 | } |
461 | } |
… | |
… | |
418 | } |
464 | } |
419 | |
465 | |
420 | static void |
466 | static void |
421 | fd_change (EV_P_ int fd) |
467 | fd_change (EV_P_ int fd) |
422 | { |
468 | { |
423 | if (anfds [fd].reify) |
469 | if (expect_false (anfds [fd].reify)) |
424 | return; |
470 | return; |
425 | |
471 | |
426 | anfds [fd].reify = 1; |
472 | anfds [fd].reify = 1; |
427 | |
473 | |
428 | ++fdchangecnt; |
474 | ++fdchangecnt; |
429 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, (void)); |
475 | array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2); |
430 | fdchanges [fdchangecnt - 1] = fd; |
476 | fdchanges [fdchangecnt - 1] = fd; |
431 | } |
477 | } |
432 | |
478 | |
433 | static void |
479 | static void |
434 | fd_kill (EV_P_ int fd) |
480 | fd_kill (EV_P_ int fd) |
… | |
… | |
440 | ev_io_stop (EV_A_ w); |
486 | ev_io_stop (EV_A_ w); |
441 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
487 | ev_feed_event (EV_A_ (W)w, EV_ERROR | EV_READ | EV_WRITE); |
442 | } |
488 | } |
443 | } |
489 | } |
444 | |
490 | |
445 | static int |
491 | inline int |
446 | fd_valid (int fd) |
492 | fd_valid (int fd) |
447 | { |
493 | { |
448 | #ifdef WIN32 |
494 | #ifdef _WIN32 |
449 | return !!win32_get_osfhandle (fd); |
495 | return _get_osfhandle (fd) != -1; |
450 | #else |
496 | #else |
451 | return fcntl (fd, F_GETFD) != -1; |
497 | return fcntl (fd, F_GETFD) != -1; |
452 | #endif |
498 | #endif |
453 | } |
499 | } |
454 | |
500 | |
… | |
… | |
571 | } |
617 | } |
572 | |
618 | |
573 | static void |
619 | static void |
574 | sighandler (int signum) |
620 | sighandler (int signum) |
575 | { |
621 | { |
576 | #if WIN32 |
622 | #if _WIN32 |
577 | signal (signum, sighandler); |
623 | signal (signum, sighandler); |
578 | #endif |
624 | #endif |
579 | |
625 | |
580 | signals [signum - 1].gotsig = 1; |
626 | signals [signum - 1].gotsig = 1; |
581 | |
627 | |
582 | if (!gotsig) |
628 | if (!gotsig) |
583 | { |
629 | { |
584 | int old_errno = errno; |
630 | int old_errno = errno; |
585 | gotsig = 1; |
631 | gotsig = 1; |
586 | #ifdef WIN32 |
|
|
587 | send (sigpipe [1], &signum, 1, MSG_DONTWAIT); |
|
|
588 | #else |
|
|
589 | write (sigpipe [1], &signum, 1); |
632 | write (sigpipe [1], &signum, 1); |
590 | #endif |
|
|
591 | errno = old_errno; |
633 | errno = old_errno; |
592 | } |
634 | } |
593 | } |
635 | } |
594 | |
636 | |
595 | void |
637 | void |
596 | ev_feed_signal_event (EV_P_ int signum) |
638 | ev_feed_signal_event (EV_P_ int signum) |
597 | { |
639 | { |
598 | WL w; |
640 | WL w; |
599 | |
641 | |
600 | #if EV_MULTIPLICITY |
642 | #if EV_MULTIPLICITY |
601 | assert (("feeding signal events is only supported in the default loop", loop == default_loop)); |
643 | assert (("feeding signal events is only supported in the default loop", loop == ev_default_loop_ptr)); |
602 | #endif |
644 | #endif |
603 | |
645 | |
604 | --signum; |
646 | --signum; |
605 | |
647 | |
606 | if (signum < 0 || signum >= signalmax) |
648 | if (signum < 0 || signum >= signalmax) |
… | |
… | |
615 | static void |
657 | static void |
616 | sigcb (EV_P_ struct ev_io *iow, int revents) |
658 | sigcb (EV_P_ struct ev_io *iow, int revents) |
617 | { |
659 | { |
618 | int signum; |
660 | int signum; |
619 | |
661 | |
620 | #ifdef WIN32 |
|
|
621 | recv (sigpipe [0], &revents, 1, MSG_DONTWAIT); |
|
|
622 | #else |
|
|
623 | read (sigpipe [0], &revents, 1); |
662 | read (sigpipe [0], &revents, 1); |
624 | #endif |
|
|
625 | gotsig = 0; |
663 | gotsig = 0; |
626 | |
664 | |
627 | for (signum = signalmax; signum--; ) |
665 | for (signum = signalmax; signum--; ) |
628 | if (signals [signum].gotsig) |
666 | if (signals [signum].gotsig) |
629 | ev_feed_signal_event (EV_A_ signum + 1); |
667 | ev_feed_signal_event (EV_A_ signum + 1); |
630 | } |
668 | } |
631 | |
669 | |
632 | static void |
670 | static void |
|
|
671 | fd_intern (int fd) |
|
|
672 | { |
|
|
673 | #ifdef _WIN32 |
|
|
674 | int arg = 1; |
|
|
675 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
|
|
676 | #else |
|
|
677 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
|
|
678 | fcntl (fd, F_SETFL, O_NONBLOCK); |
|
|
679 | #endif |
|
|
680 | } |
|
|
681 | |
|
|
682 | static void |
633 | siginit (EV_P) |
683 | siginit (EV_P) |
634 | { |
684 | { |
635 | #ifndef WIN32 |
685 | fd_intern (sigpipe [0]); |
636 | fcntl (sigpipe [0], F_SETFD, FD_CLOEXEC); |
686 | fd_intern (sigpipe [1]); |
637 | fcntl (sigpipe [1], F_SETFD, FD_CLOEXEC); |
|
|
638 | |
|
|
639 | /* rather than sort out wether we really need nb, set it */ |
|
|
640 | fcntl (sigpipe [0], F_SETFL, O_NONBLOCK); |
|
|
641 | fcntl (sigpipe [1], F_SETFL, O_NONBLOCK); |
|
|
642 | #endif |
|
|
643 | |
687 | |
644 | ev_io_set (&sigev, sigpipe [0], EV_READ); |
688 | ev_io_set (&sigev, sigpipe [0], EV_READ); |
645 | ev_io_start (EV_A_ &sigev); |
689 | ev_io_start (EV_A_ &sigev); |
646 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
690 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
647 | } |
691 | } |
648 | |
692 | |
649 | /*****************************************************************************/ |
693 | /*****************************************************************************/ |
650 | |
694 | |
651 | static struct ev_child *childs [PID_HASHSIZE]; |
695 | static struct ev_child *childs [PID_HASHSIZE]; |
652 | |
696 | |
653 | #ifndef WIN32 |
697 | #ifndef _WIN32 |
654 | |
698 | |
655 | static struct ev_signal childev; |
699 | static struct ev_signal childev; |
656 | |
700 | |
657 | #ifndef WCONTINUED |
701 | #ifndef WCONTINUED |
658 | # define WCONTINUED 0 |
702 | # define WCONTINUED 0 |
… | |
… | |
690 | |
734 | |
691 | #endif |
735 | #endif |
692 | |
736 | |
693 | /*****************************************************************************/ |
737 | /*****************************************************************************/ |
694 | |
738 | |
|
|
739 | #if EV_USE_PORT |
|
|
740 | # include "ev_port.c" |
|
|
741 | #endif |
695 | #if EV_USE_KQUEUE |
742 | #if EV_USE_KQUEUE |
696 | # include "ev_kqueue.c" |
743 | # include "ev_kqueue.c" |
697 | #endif |
744 | #endif |
698 | #if EV_USE_EPOLL |
745 | #if EV_USE_EPOLL |
699 | # include "ev_epoll.c" |
746 | # include "ev_epoll.c" |
… | |
… | |
719 | |
766 | |
720 | /* return true if we are running with elevated privileges and should ignore env variables */ |
767 | /* return true if we are running with elevated privileges and should ignore env variables */ |
721 | static int |
768 | static int |
722 | enable_secure (void) |
769 | enable_secure (void) |
723 | { |
770 | { |
724 | #ifdef WIN32 |
771 | #ifdef _WIN32 |
725 | return 0; |
772 | return 0; |
726 | #else |
773 | #else |
727 | return getuid () != geteuid () |
774 | return getuid () != geteuid () |
728 | || getgid () != getegid (); |
775 | || getgid () != getegid (); |
729 | #endif |
776 | #endif |
730 | } |
777 | } |
731 | |
778 | |
732 | int |
779 | unsigned int |
733 | ev_method (EV_P) |
780 | ev_method (EV_P) |
734 | { |
781 | { |
735 | return method; |
782 | return method; |
736 | } |
783 | } |
737 | |
784 | |
738 | static void |
785 | static void |
739 | loop_init (EV_P_ int methods) |
786 | loop_init (EV_P_ unsigned int flags) |
740 | { |
787 | { |
741 | if (!method) |
788 | if (!method) |
742 | { |
789 | { |
743 | #if EV_USE_MONOTONIC |
790 | #if EV_USE_MONOTONIC |
744 | { |
791 | { |
… | |
… | |
751 | ev_rt_now = ev_time (); |
798 | ev_rt_now = ev_time (); |
752 | mn_now = get_clock (); |
799 | mn_now = get_clock (); |
753 | now_floor = mn_now; |
800 | now_floor = mn_now; |
754 | rtmn_diff = ev_rt_now - mn_now; |
801 | rtmn_diff = ev_rt_now - mn_now; |
755 | |
802 | |
756 | if (methods == EVMETHOD_AUTO) |
803 | if (!(flags & EVFLAG_NOENV) && !enable_secure () && getenv ("LIBEV_FLAGS")) |
757 | if (!enable_secure () && getenv ("LIBEV_METHODS")) |
|
|
758 | methods = atoi (getenv ("LIBEV_METHODS")); |
804 | flags = atoi (getenv ("LIBEV_FLAGS")); |
759 | else |
805 | |
760 | methods = EVMETHOD_ANY; |
806 | if (!(flags & 0x0000ffff)) |
|
|
807 | flags |= 0x0000ffff; |
761 | |
808 | |
762 | method = 0; |
809 | method = 0; |
763 | #if EV_USE_WIN32 |
810 | #if EV_USE_PORT |
764 | if (!method && (methods & EVMETHOD_WIN32 )) method = win32_init (EV_A_ methods); |
811 | if (!method && (flags & EVMETHOD_PORT )) method = port_init (EV_A_ flags); |
765 | #endif |
812 | #endif |
766 | #if EV_USE_KQUEUE |
813 | #if EV_USE_KQUEUE |
767 | if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods); |
814 | if (!method && (flags & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ flags); |
768 | #endif |
815 | #endif |
769 | #if EV_USE_EPOLL |
816 | #if EV_USE_EPOLL |
770 | if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods); |
817 | if (!method && (flags & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ flags); |
771 | #endif |
818 | #endif |
772 | #if EV_USE_POLL |
819 | #if EV_USE_POLL |
773 | if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods); |
820 | if (!method && (flags & EVMETHOD_POLL )) method = poll_init (EV_A_ flags); |
774 | #endif |
821 | #endif |
775 | #if EV_USE_SELECT |
822 | #if EV_USE_SELECT |
776 | if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods); |
823 | if (!method && (flags & EVMETHOD_SELECT)) method = select_init (EV_A_ flags); |
777 | #endif |
824 | #endif |
778 | |
825 | |
779 | ev_init (&sigev, sigcb); |
826 | ev_init (&sigev, sigcb); |
780 | ev_set_priority (&sigev, EV_MAXPRI); |
827 | ev_set_priority (&sigev, EV_MAXPRI); |
781 | } |
828 | } |
782 | } |
829 | } |
783 | |
830 | |
784 | void |
831 | static void |
785 | loop_destroy (EV_P) |
832 | loop_destroy (EV_P) |
786 | { |
833 | { |
787 | int i; |
834 | int i; |
788 | |
835 | |
789 | #if EV_USE_WIN32 |
836 | #if EV_USE_PORT |
790 | if (method == EVMETHOD_WIN32 ) win32_destroy (EV_A); |
837 | if (method == EVMETHOD_PORT ) port_destroy (EV_A); |
791 | #endif |
838 | #endif |
792 | #if EV_USE_KQUEUE |
839 | #if EV_USE_KQUEUE |
793 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
840 | if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A); |
794 | #endif |
841 | #endif |
795 | #if EV_USE_EPOLL |
842 | #if EV_USE_EPOLL |
… | |
… | |
804 | |
851 | |
805 | for (i = NUMPRI; i--; ) |
852 | for (i = NUMPRI; i--; ) |
806 | array_free (pending, [i]); |
853 | array_free (pending, [i]); |
807 | |
854 | |
808 | /* have to use the microsoft-never-gets-it-right macro */ |
855 | /* have to use the microsoft-never-gets-it-right macro */ |
809 | array_free_microshit (fdchange); |
856 | array_free (fdchange, EMPTY0); |
810 | array_free_microshit (timer); |
857 | array_free (timer, EMPTY0); |
811 | #if EV_PERIODICS |
858 | #if EV_PERIODICS |
812 | array_free_microshit (periodic); |
859 | array_free (periodic, EMPTY0); |
813 | #endif |
860 | #endif |
814 | array_free_microshit (idle); |
861 | array_free (idle, EMPTY0); |
815 | array_free_microshit (prepare); |
862 | array_free (prepare, EMPTY0); |
816 | array_free_microshit (check); |
863 | array_free (check, EMPTY0); |
817 | |
864 | |
818 | method = 0; |
865 | method = 0; |
819 | } |
866 | } |
820 | |
867 | |
821 | static void |
868 | static void |
822 | loop_fork (EV_P) |
869 | loop_fork (EV_P) |
823 | { |
870 | { |
|
|
871 | #if EV_USE_PORT |
|
|
872 | if (method == EVMETHOD_PORT ) port_fork (EV_A); |
|
|
873 | #endif |
|
|
874 | #if EV_USE_KQUEUE |
|
|
875 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
|
|
876 | #endif |
824 | #if EV_USE_EPOLL |
877 | #if EV_USE_EPOLL |
825 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
878 | if (method == EVMETHOD_EPOLL ) epoll_fork (EV_A); |
826 | #endif |
|
|
827 | #if EV_USE_KQUEUE |
|
|
828 | if (method == EVMETHOD_KQUEUE) kqueue_fork (EV_A); |
|
|
829 | #endif |
879 | #endif |
830 | |
880 | |
831 | if (ev_is_active (&sigev)) |
881 | if (ev_is_active (&sigev)) |
832 | { |
882 | { |
833 | /* default loop */ |
883 | /* default loop */ |
… | |
… | |
846 | postfork = 0; |
896 | postfork = 0; |
847 | } |
897 | } |
848 | |
898 | |
849 | #if EV_MULTIPLICITY |
899 | #if EV_MULTIPLICITY |
850 | struct ev_loop * |
900 | struct ev_loop * |
851 | ev_loop_new (int methods) |
901 | ev_loop_new (unsigned int flags) |
852 | { |
902 | { |
853 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
903 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
854 | |
904 | |
855 | memset (loop, 0, sizeof (struct ev_loop)); |
905 | memset (loop, 0, sizeof (struct ev_loop)); |
856 | |
906 | |
857 | loop_init (EV_A_ methods); |
907 | loop_init (EV_A_ flags); |
858 | |
908 | |
859 | if (ev_method (EV_A)) |
909 | if (ev_method (EV_A)) |
860 | return loop; |
910 | return loop; |
861 | |
911 | |
862 | return 0; |
912 | return 0; |
… | |
… | |
877 | |
927 | |
878 | #endif |
928 | #endif |
879 | |
929 | |
880 | #if EV_MULTIPLICITY |
930 | #if EV_MULTIPLICITY |
881 | struct ev_loop * |
931 | struct ev_loop * |
|
|
932 | ev_default_loop_init (unsigned int flags) |
882 | #else |
933 | #else |
883 | int |
934 | int |
|
|
935 | ev_default_loop (unsigned int flags) |
884 | #endif |
936 | #endif |
885 | ev_default_loop (int methods) |
|
|
886 | { |
937 | { |
887 | if (sigpipe [0] == sigpipe [1]) |
938 | if (sigpipe [0] == sigpipe [1]) |
888 | if (pipe (sigpipe)) |
939 | if (pipe (sigpipe)) |
889 | return 0; |
940 | return 0; |
890 | |
941 | |
891 | if (!default_loop) |
942 | if (!ev_default_loop_ptr) |
892 | { |
943 | { |
893 | #if EV_MULTIPLICITY |
944 | #if EV_MULTIPLICITY |
894 | struct ev_loop *loop = default_loop = &default_loop_struct; |
945 | struct ev_loop *loop = ev_default_loop_ptr = &default_loop_struct; |
895 | #else |
946 | #else |
896 | default_loop = 1; |
947 | ev_default_loop_ptr = 1; |
897 | #endif |
948 | #endif |
898 | |
949 | |
899 | loop_init (EV_A_ methods); |
950 | loop_init (EV_A_ flags); |
900 | |
951 | |
901 | if (ev_method (EV_A)) |
952 | if (ev_method (EV_A)) |
902 | { |
953 | { |
903 | siginit (EV_A); |
954 | siginit (EV_A); |
904 | |
955 | |
905 | #ifndef WIN32 |
956 | #ifndef _WIN32 |
906 | ev_signal_init (&childev, childcb, SIGCHLD); |
957 | ev_signal_init (&childev, childcb, SIGCHLD); |
907 | ev_set_priority (&childev, EV_MAXPRI); |
958 | ev_set_priority (&childev, EV_MAXPRI); |
908 | ev_signal_start (EV_A_ &childev); |
959 | ev_signal_start (EV_A_ &childev); |
909 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
960 | ev_unref (EV_A); /* child watcher should not keep loop alive */ |
910 | #endif |
961 | #endif |
911 | } |
962 | } |
912 | else |
963 | else |
913 | default_loop = 0; |
964 | ev_default_loop_ptr = 0; |
914 | } |
965 | } |
915 | |
966 | |
916 | return default_loop; |
967 | return ev_default_loop_ptr; |
917 | } |
968 | } |
918 | |
969 | |
919 | void |
970 | void |
920 | ev_default_destroy (void) |
971 | ev_default_destroy (void) |
921 | { |
972 | { |
922 | #if EV_MULTIPLICITY |
973 | #if EV_MULTIPLICITY |
923 | struct ev_loop *loop = default_loop; |
974 | struct ev_loop *loop = ev_default_loop_ptr; |
924 | #endif |
975 | #endif |
925 | |
976 | |
926 | #ifndef WIN32 |
977 | #ifndef _WIN32 |
927 | ev_ref (EV_A); /* child watcher */ |
978 | ev_ref (EV_A); /* child watcher */ |
928 | ev_signal_stop (EV_A_ &childev); |
979 | ev_signal_stop (EV_A_ &childev); |
929 | #endif |
980 | #endif |
930 | |
981 | |
931 | ev_ref (EV_A); /* signal watcher */ |
982 | ev_ref (EV_A); /* signal watcher */ |
… | |
… | |
939 | |
990 | |
940 | void |
991 | void |
941 | ev_default_fork (void) |
992 | ev_default_fork (void) |
942 | { |
993 | { |
943 | #if EV_MULTIPLICITY |
994 | #if EV_MULTIPLICITY |
944 | struct ev_loop *loop = default_loop; |
995 | struct ev_loop *loop = ev_default_loop_ptr; |
945 | #endif |
996 | #endif |
946 | |
997 | |
947 | if (method) |
998 | if (method) |
948 | postfork = 1; |
999 | postfork = 1; |
949 | } |
1000 | } |
… | |
… | |
960 | return 1; |
1011 | return 1; |
961 | |
1012 | |
962 | return 0; |
1013 | return 0; |
963 | } |
1014 | } |
964 | |
1015 | |
965 | static void |
1016 | inline void |
966 | call_pending (EV_P) |
1017 | call_pending (EV_P) |
967 | { |
1018 | { |
968 | int pri; |
1019 | int pri; |
969 | |
1020 | |
970 | for (pri = NUMPRI; pri--; ) |
1021 | for (pri = NUMPRI; pri--; ) |
971 | while (pendingcnt [pri]) |
1022 | while (pendingcnt [pri]) |
972 | { |
1023 | { |
973 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
1024 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
974 | |
1025 | |
975 | if (p->w) |
1026 | if (expect_true (p->w)) |
976 | { |
1027 | { |
977 | p->w->pending = 0; |
1028 | p->w->pending = 0; |
978 | EV_CB_INVOKE (p->w, p->events); |
1029 | EV_CB_INVOKE (p->w, p->events); |
979 | } |
1030 | } |
980 | } |
1031 | } |
981 | } |
1032 | } |
982 | |
1033 | |
983 | static void |
1034 | inline void |
984 | timers_reify (EV_P) |
1035 | timers_reify (EV_P) |
985 | { |
1036 | { |
986 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
1037 | while (timercnt && ((WT)timers [0])->at <= mn_now) |
987 | { |
1038 | { |
988 | struct ev_timer *w = timers [0]; |
1039 | struct ev_timer *w = timers [0]; |
… | |
… | |
1006 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1057 | ev_feed_event (EV_A_ (W)w, EV_TIMEOUT); |
1007 | } |
1058 | } |
1008 | } |
1059 | } |
1009 | |
1060 | |
1010 | #if EV_PERIODICS |
1061 | #if EV_PERIODICS |
1011 | static void |
1062 | inline void |
1012 | periodics_reify (EV_P) |
1063 | periodics_reify (EV_P) |
1013 | { |
1064 | { |
1014 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1065 | while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now) |
1015 | { |
1066 | { |
1016 | struct ev_periodic *w = periodics [0]; |
1067 | struct ev_periodic *w = periodics [0]; |
… | |
… | |
1018 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
1069 | assert (("inactive timer on periodic heap detected", ev_is_active (w))); |
1019 | |
1070 | |
1020 | /* first reschedule or stop timer */ |
1071 | /* first reschedule or stop timer */ |
1021 | if (w->reschedule_cb) |
1072 | if (w->reschedule_cb) |
1022 | { |
1073 | { |
1023 | ev_tstamp at = ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1074 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001); |
1024 | |
|
|
1025 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1075 | assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now)); |
1026 | downheap ((WT *)periodics, periodiccnt, 0); |
1076 | downheap ((WT *)periodics, periodiccnt, 0); |
1027 | } |
1077 | } |
1028 | else if (w->interval) |
1078 | else if (w->interval) |
1029 | { |
1079 | { |
… | |
… | |
1076 | ev_rt_now = ev_time (); |
1126 | ev_rt_now = ev_time (); |
1077 | return 1; |
1127 | return 1; |
1078 | } |
1128 | } |
1079 | } |
1129 | } |
1080 | |
1130 | |
1081 | static void |
1131 | inline void |
1082 | time_update (EV_P) |
1132 | time_update (EV_P) |
1083 | { |
1133 | { |
1084 | int i; |
1134 | int i; |
1085 | |
1135 | |
1086 | #if EV_USE_MONOTONIC |
1136 | #if EV_USE_MONOTONIC |
… | |
… | |
1147 | ev_loop (EV_P_ int flags) |
1197 | ev_loop (EV_P_ int flags) |
1148 | { |
1198 | { |
1149 | double block; |
1199 | double block; |
1150 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1200 | loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0; |
1151 | |
1201 | |
1152 | do |
1202 | while (activecnt) |
1153 | { |
1203 | { |
1154 | /* queue check watchers (and execute them) */ |
1204 | /* queue check watchers (and execute them) */ |
1155 | if (expect_false (preparecnt)) |
1205 | if (expect_false (preparecnt)) |
1156 | { |
1206 | { |
1157 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
1207 | queue_events (EV_A_ (W *)prepares, preparecnt, EV_PREPARE); |
… | |
… | |
1197 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1247 | ev_tstamp to = ((WT)periodics [0])->at - ev_rt_now + method_fudge; |
1198 | if (block > to) block = to; |
1248 | if (block > to) block = to; |
1199 | } |
1249 | } |
1200 | #endif |
1250 | #endif |
1201 | |
1251 | |
1202 | if (block < 0.) block = 0.; |
1252 | if (expect_false (block < 0.)) block = 0.; |
1203 | } |
1253 | } |
1204 | |
1254 | |
1205 | method_poll (EV_A_ block); |
1255 | method_poll (EV_A_ block); |
1206 | |
1256 | |
1207 | /* update ev_rt_now, do magic */ |
1257 | /* update ev_rt_now, do magic */ |
… | |
… | |
1216 | /* queue idle watchers unless io or timers are pending */ |
1266 | /* queue idle watchers unless io or timers are pending */ |
1217 | if (idlecnt && !any_pending (EV_A)) |
1267 | if (idlecnt && !any_pending (EV_A)) |
1218 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1268 | queue_events (EV_A_ (W *)idles, idlecnt, EV_IDLE); |
1219 | |
1269 | |
1220 | /* queue check watchers, to be executed first */ |
1270 | /* queue check watchers, to be executed first */ |
1221 | if (checkcnt) |
1271 | if (expect_false (checkcnt)) |
1222 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1272 | queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK); |
1223 | |
1273 | |
1224 | call_pending (EV_A); |
1274 | call_pending (EV_A); |
|
|
1275 | |
|
|
1276 | if (expect_false (loop_done)) |
|
|
1277 | break; |
1225 | } |
1278 | } |
1226 | while (activecnt && !loop_done); |
|
|
1227 | |
1279 | |
1228 | if (loop_done != 2) |
1280 | if (loop_done != 2) |
1229 | loop_done = 0; |
1281 | loop_done = 0; |
1230 | } |
1282 | } |
1231 | |
1283 | |
… | |
… | |
1291 | void |
1343 | void |
1292 | ev_io_start (EV_P_ struct ev_io *w) |
1344 | ev_io_start (EV_P_ struct ev_io *w) |
1293 | { |
1345 | { |
1294 | int fd = w->fd; |
1346 | int fd = w->fd; |
1295 | |
1347 | |
1296 | if (ev_is_active (w)) |
1348 | if (expect_false (ev_is_active (w))) |
1297 | return; |
1349 | return; |
1298 | |
1350 | |
1299 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1351 | assert (("ev_io_start called with negative fd", fd >= 0)); |
1300 | |
1352 | |
1301 | ev_start (EV_A_ (W)w, 1); |
1353 | ev_start (EV_A_ (W)w, 1); |
… | |
… | |
1307 | |
1359 | |
1308 | void |
1360 | void |
1309 | ev_io_stop (EV_P_ struct ev_io *w) |
1361 | ev_io_stop (EV_P_ struct ev_io *w) |
1310 | { |
1362 | { |
1311 | ev_clear_pending (EV_A_ (W)w); |
1363 | ev_clear_pending (EV_A_ (W)w); |
1312 | if (!ev_is_active (w)) |
1364 | if (expect_false (!ev_is_active (w))) |
1313 | return; |
1365 | return; |
1314 | |
1366 | |
1315 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1367 | assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax)); |
1316 | |
1368 | |
1317 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
1369 | wlist_del ((WL *)&anfds[w->fd].head, (WL)w); |
… | |
… | |
1321 | } |
1373 | } |
1322 | |
1374 | |
1323 | void |
1375 | void |
1324 | ev_timer_start (EV_P_ struct ev_timer *w) |
1376 | ev_timer_start (EV_P_ struct ev_timer *w) |
1325 | { |
1377 | { |
1326 | if (ev_is_active (w)) |
1378 | if (expect_false (ev_is_active (w))) |
1327 | return; |
1379 | return; |
1328 | |
1380 | |
1329 | ((WT)w)->at += mn_now; |
1381 | ((WT)w)->at += mn_now; |
1330 | |
1382 | |
1331 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1383 | assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.)); |
1332 | |
1384 | |
1333 | ev_start (EV_A_ (W)w, ++timercnt); |
1385 | ev_start (EV_A_ (W)w, ++timercnt); |
1334 | array_needsize (struct ev_timer *, timers, timermax, timercnt, (void)); |
1386 | array_needsize (struct ev_timer *, timers, timermax, timercnt, EMPTY2); |
1335 | timers [timercnt - 1] = w; |
1387 | timers [timercnt - 1] = w; |
1336 | upheap ((WT *)timers, timercnt - 1); |
1388 | upheap ((WT *)timers, timercnt - 1); |
1337 | |
1389 | |
1338 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1390 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1339 | } |
1391 | } |
1340 | |
1392 | |
1341 | void |
1393 | void |
1342 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1394 | ev_timer_stop (EV_P_ struct ev_timer *w) |
1343 | { |
1395 | { |
1344 | ev_clear_pending (EV_A_ (W)w); |
1396 | ev_clear_pending (EV_A_ (W)w); |
1345 | if (!ev_is_active (w)) |
1397 | if (expect_false (!ev_is_active (w))) |
1346 | return; |
1398 | return; |
1347 | |
1399 | |
1348 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1400 | assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w)); |
1349 | |
1401 | |
1350 | if (((W)w)->active < timercnt--) |
1402 | if (expect_true (((W)w)->active < timercnt--)) |
1351 | { |
1403 | { |
1352 | timers [((W)w)->active - 1] = timers [timercnt]; |
1404 | timers [((W)w)->active - 1] = timers [timercnt]; |
1353 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1405 | adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1); |
1354 | } |
1406 | } |
1355 | |
1407 | |
… | |
… | |
1370 | } |
1422 | } |
1371 | else |
1423 | else |
1372 | ev_timer_stop (EV_A_ w); |
1424 | ev_timer_stop (EV_A_ w); |
1373 | } |
1425 | } |
1374 | else if (w->repeat) |
1426 | else if (w->repeat) |
|
|
1427 | { |
|
|
1428 | w->at = w->repeat; |
1375 | ev_timer_start (EV_A_ w); |
1429 | ev_timer_start (EV_A_ w); |
|
|
1430 | } |
1376 | } |
1431 | } |
1377 | |
1432 | |
1378 | #if EV_PERIODICS |
1433 | #if EV_PERIODICS |
1379 | void |
1434 | void |
1380 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1435 | ev_periodic_start (EV_P_ struct ev_periodic *w) |
1381 | { |
1436 | { |
1382 | if (ev_is_active (w)) |
1437 | if (expect_false (ev_is_active (w))) |
1383 | return; |
1438 | return; |
1384 | |
1439 | |
1385 | if (w->reschedule_cb) |
1440 | if (w->reschedule_cb) |
1386 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1441 | ((WT)w)->at = w->reschedule_cb (w, ev_rt_now); |
1387 | else if (w->interval) |
1442 | else if (w->interval) |
… | |
… | |
1390 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1445 | /* this formula differs from the one in periodic_reify because we do not always round up */ |
1391 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1446 | ((WT)w)->at += ceil ((ev_rt_now - ((WT)w)->at) / w->interval) * w->interval; |
1392 | } |
1447 | } |
1393 | |
1448 | |
1394 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1449 | ev_start (EV_A_ (W)w, ++periodiccnt); |
1395 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, (void)); |
1450 | array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2); |
1396 | periodics [periodiccnt - 1] = w; |
1451 | periodics [periodiccnt - 1] = w; |
1397 | upheap ((WT *)periodics, periodiccnt - 1); |
1452 | upheap ((WT *)periodics, periodiccnt - 1); |
1398 | |
1453 | |
1399 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1454 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1400 | } |
1455 | } |
1401 | |
1456 | |
1402 | void |
1457 | void |
1403 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1458 | ev_periodic_stop (EV_P_ struct ev_periodic *w) |
1404 | { |
1459 | { |
1405 | ev_clear_pending (EV_A_ (W)w); |
1460 | ev_clear_pending (EV_A_ (W)w); |
1406 | if (!ev_is_active (w)) |
1461 | if (expect_false (!ev_is_active (w))) |
1407 | return; |
1462 | return; |
1408 | |
1463 | |
1409 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1464 | assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w)); |
1410 | |
1465 | |
1411 | if (((W)w)->active < periodiccnt--) |
1466 | if (expect_true (((W)w)->active < periodiccnt--)) |
1412 | { |
1467 | { |
1413 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1468 | periodics [((W)w)->active - 1] = periodics [periodiccnt]; |
1414 | adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1469 | adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1); |
1415 | } |
1470 | } |
1416 | |
1471 | |
… | |
… | |
1427 | #endif |
1482 | #endif |
1428 | |
1483 | |
1429 | void |
1484 | void |
1430 | ev_idle_start (EV_P_ struct ev_idle *w) |
1485 | ev_idle_start (EV_P_ struct ev_idle *w) |
1431 | { |
1486 | { |
1432 | if (ev_is_active (w)) |
1487 | if (expect_false (ev_is_active (w))) |
1433 | return; |
1488 | return; |
1434 | |
1489 | |
1435 | ev_start (EV_A_ (W)w, ++idlecnt); |
1490 | ev_start (EV_A_ (W)w, ++idlecnt); |
1436 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, (void)); |
1491 | array_needsize (struct ev_idle *, idles, idlemax, idlecnt, EMPTY2); |
1437 | idles [idlecnt - 1] = w; |
1492 | idles [idlecnt - 1] = w; |
1438 | } |
1493 | } |
1439 | |
1494 | |
1440 | void |
1495 | void |
1441 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1496 | ev_idle_stop (EV_P_ struct ev_idle *w) |
1442 | { |
1497 | { |
1443 | ev_clear_pending (EV_A_ (W)w); |
1498 | ev_clear_pending (EV_A_ (W)w); |
1444 | if (ev_is_active (w)) |
1499 | if (expect_false (!ev_is_active (w))) |
1445 | return; |
1500 | return; |
1446 | |
1501 | |
1447 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1502 | idles [((W)w)->active - 1] = idles [--idlecnt]; |
1448 | ev_stop (EV_A_ (W)w); |
1503 | ev_stop (EV_A_ (W)w); |
1449 | } |
1504 | } |
1450 | |
1505 | |
1451 | void |
1506 | void |
1452 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1507 | ev_prepare_start (EV_P_ struct ev_prepare *w) |
1453 | { |
1508 | { |
1454 | if (ev_is_active (w)) |
1509 | if (expect_false (ev_is_active (w))) |
1455 | return; |
1510 | return; |
1456 | |
1511 | |
1457 | ev_start (EV_A_ (W)w, ++preparecnt); |
1512 | ev_start (EV_A_ (W)w, ++preparecnt); |
1458 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, (void)); |
1513 | array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, EMPTY2); |
1459 | prepares [preparecnt - 1] = w; |
1514 | prepares [preparecnt - 1] = w; |
1460 | } |
1515 | } |
1461 | |
1516 | |
1462 | void |
1517 | void |
1463 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1518 | ev_prepare_stop (EV_P_ struct ev_prepare *w) |
1464 | { |
1519 | { |
1465 | ev_clear_pending (EV_A_ (W)w); |
1520 | ev_clear_pending (EV_A_ (W)w); |
1466 | if (!ev_is_active (w)) |
1521 | if (expect_false (!ev_is_active (w))) |
1467 | return; |
1522 | return; |
1468 | |
1523 | |
1469 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1524 | prepares [((W)w)->active - 1] = prepares [--preparecnt]; |
1470 | ev_stop (EV_A_ (W)w); |
1525 | ev_stop (EV_A_ (W)w); |
1471 | } |
1526 | } |
1472 | |
1527 | |
1473 | void |
1528 | void |
1474 | ev_check_start (EV_P_ struct ev_check *w) |
1529 | ev_check_start (EV_P_ struct ev_check *w) |
1475 | { |
1530 | { |
1476 | if (ev_is_active (w)) |
1531 | if (expect_false (ev_is_active (w))) |
1477 | return; |
1532 | return; |
1478 | |
1533 | |
1479 | ev_start (EV_A_ (W)w, ++checkcnt); |
1534 | ev_start (EV_A_ (W)w, ++checkcnt); |
1480 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, (void)); |
1535 | array_needsize (struct ev_check *, checks, checkmax, checkcnt, EMPTY2); |
1481 | checks [checkcnt - 1] = w; |
1536 | checks [checkcnt - 1] = w; |
1482 | } |
1537 | } |
1483 | |
1538 | |
1484 | void |
1539 | void |
1485 | ev_check_stop (EV_P_ struct ev_check *w) |
1540 | ev_check_stop (EV_P_ struct ev_check *w) |
1486 | { |
1541 | { |
1487 | ev_clear_pending (EV_A_ (W)w); |
1542 | ev_clear_pending (EV_A_ (W)w); |
1488 | if (!ev_is_active (w)) |
1543 | if (expect_false (!ev_is_active (w))) |
1489 | return; |
1544 | return; |
1490 | |
1545 | |
1491 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1546 | checks [((W)w)->active - 1] = checks [--checkcnt]; |
1492 | ev_stop (EV_A_ (W)w); |
1547 | ev_stop (EV_A_ (W)w); |
1493 | } |
1548 | } |
… | |
… | |
1498 | |
1553 | |
1499 | void |
1554 | void |
1500 | ev_signal_start (EV_P_ struct ev_signal *w) |
1555 | ev_signal_start (EV_P_ struct ev_signal *w) |
1501 | { |
1556 | { |
1502 | #if EV_MULTIPLICITY |
1557 | #if EV_MULTIPLICITY |
1503 | assert (("signal watchers are only supported in the default loop", loop == default_loop)); |
1558 | assert (("signal watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1504 | #endif |
1559 | #endif |
1505 | if (ev_is_active (w)) |
1560 | if (expect_false (ev_is_active (w))) |
1506 | return; |
1561 | return; |
1507 | |
1562 | |
1508 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1563 | assert (("ev_signal_start called with illegal signal number", w->signum > 0)); |
1509 | |
1564 | |
1510 | ev_start (EV_A_ (W)w, 1); |
1565 | ev_start (EV_A_ (W)w, 1); |
1511 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
1566 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
1512 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1567 | wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w); |
1513 | |
1568 | |
1514 | if (!((WL)w)->next) |
1569 | if (!((WL)w)->next) |
1515 | { |
1570 | { |
1516 | #if WIN32 |
1571 | #if _WIN32 |
1517 | signal (w->signum, sighandler); |
1572 | signal (w->signum, sighandler); |
1518 | #else |
1573 | #else |
1519 | struct sigaction sa; |
1574 | struct sigaction sa; |
1520 | sa.sa_handler = sighandler; |
1575 | sa.sa_handler = sighandler; |
1521 | sigfillset (&sa.sa_mask); |
1576 | sigfillset (&sa.sa_mask); |
… | |
… | |
1527 | |
1582 | |
1528 | void |
1583 | void |
1529 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1584 | ev_signal_stop (EV_P_ struct ev_signal *w) |
1530 | { |
1585 | { |
1531 | ev_clear_pending (EV_A_ (W)w); |
1586 | ev_clear_pending (EV_A_ (W)w); |
1532 | if (!ev_is_active (w)) |
1587 | if (expect_false (!ev_is_active (w))) |
1533 | return; |
1588 | return; |
1534 | |
1589 | |
1535 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1590 | wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w); |
1536 | ev_stop (EV_A_ (W)w); |
1591 | ev_stop (EV_A_ (W)w); |
1537 | |
1592 | |
… | |
… | |
1541 | |
1596 | |
1542 | void |
1597 | void |
1543 | ev_child_start (EV_P_ struct ev_child *w) |
1598 | ev_child_start (EV_P_ struct ev_child *w) |
1544 | { |
1599 | { |
1545 | #if EV_MULTIPLICITY |
1600 | #if EV_MULTIPLICITY |
1546 | assert (("child watchers are only supported in the default loop", loop == default_loop)); |
1601 | assert (("child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
1547 | #endif |
1602 | #endif |
1548 | if (ev_is_active (w)) |
1603 | if (expect_false (ev_is_active (w))) |
1549 | return; |
1604 | return; |
1550 | |
1605 | |
1551 | ev_start (EV_A_ (W)w, 1); |
1606 | ev_start (EV_A_ (W)w, 1); |
1552 | wlist_add ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1607 | wlist_add ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1553 | } |
1608 | } |
1554 | |
1609 | |
1555 | void |
1610 | void |
1556 | ev_child_stop (EV_P_ struct ev_child *w) |
1611 | ev_child_stop (EV_P_ struct ev_child *w) |
1557 | { |
1612 | { |
1558 | ev_clear_pending (EV_A_ (W)w); |
1613 | ev_clear_pending (EV_A_ (W)w); |
1559 | if (!ev_is_active (w)) |
1614 | if (expect_false (!ev_is_active (w))) |
1560 | return; |
1615 | return; |
1561 | |
1616 | |
1562 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1617 | wlist_del ((WL *)&childs [w->pid & (PID_HASHSIZE - 1)], (WL)w); |
1563 | ev_stop (EV_A_ (W)w); |
1618 | ev_stop (EV_A_ (W)w); |
1564 | } |
1619 | } |
… | |
… | |
1601 | void |
1656 | void |
1602 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1657 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
1603 | { |
1658 | { |
1604 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1659 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
1605 | |
1660 | |
1606 | if (!once) |
1661 | if (expect_false (!once)) |
|
|
1662 | { |
1607 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1663 | cb (EV_ERROR | EV_READ | EV_WRITE | EV_TIMEOUT, arg); |
1608 | else |
1664 | return; |
1609 | { |
1665 | } |
|
|
1666 | |
1610 | once->cb = cb; |
1667 | once->cb = cb; |
1611 | once->arg = arg; |
1668 | once->arg = arg; |
1612 | |
1669 | |
1613 | ev_init (&once->io, once_cb_io); |
1670 | ev_init (&once->io, once_cb_io); |
1614 | if (fd >= 0) |
1671 | if (fd >= 0) |
1615 | { |
1672 | { |
1616 | ev_io_set (&once->io, fd, events); |
1673 | ev_io_set (&once->io, fd, events); |
1617 | ev_io_start (EV_A_ &once->io); |
1674 | ev_io_start (EV_A_ &once->io); |
1618 | } |
1675 | } |
1619 | |
1676 | |
1620 | ev_init (&once->to, once_cb_to); |
1677 | ev_init (&once->to, once_cb_to); |
1621 | if (timeout >= 0.) |
1678 | if (timeout >= 0.) |
1622 | { |
1679 | { |
1623 | ev_timer_set (&once->to, timeout, 0.); |
1680 | ev_timer_set (&once->to, timeout, 0.); |
1624 | ev_timer_start (EV_A_ &once->to); |
1681 | ev_timer_start (EV_A_ &once->to); |
1625 | } |
|
|
1626 | } |
1682 | } |
1627 | } |
1683 | } |
1628 | |
1684 | |
1629 | #ifdef __cplusplus |
1685 | #ifdef __cplusplus |
1630 | } |
1686 | } |