… | |
… | |
126 | # define EV_USE_EVENTFD 1 |
126 | # define EV_USE_EVENTFD 1 |
127 | # else |
127 | # else |
128 | # define EV_USE_EVENTFD 0 |
128 | # define EV_USE_EVENTFD 0 |
129 | # endif |
129 | # endif |
130 | # endif |
130 | # endif |
131 | |
131 | |
132 | #endif |
132 | #endif |
133 | |
133 | |
134 | #include <math.h> |
134 | #include <math.h> |
135 | #include <stdlib.h> |
135 | #include <stdlib.h> |
136 | #include <fcntl.h> |
136 | #include <fcntl.h> |
… | |
… | |
154 | #ifndef _WIN32 |
154 | #ifndef _WIN32 |
155 | # include <sys/time.h> |
155 | # include <sys/time.h> |
156 | # include <sys/wait.h> |
156 | # include <sys/wait.h> |
157 | # include <unistd.h> |
157 | # include <unistd.h> |
158 | #else |
158 | #else |
|
|
159 | # include <io.h> |
159 | # define WIN32_LEAN_AND_MEAN |
160 | # define WIN32_LEAN_AND_MEAN |
160 | # include <windows.h> |
161 | # include <windows.h> |
161 | # ifndef EV_SELECT_IS_WINSOCKET |
162 | # ifndef EV_SELECT_IS_WINSOCKET |
162 | # define EV_SELECT_IS_WINSOCKET 1 |
163 | # define EV_SELECT_IS_WINSOCKET 1 |
163 | # endif |
164 | # endif |
164 | #endif |
165 | #endif |
165 | |
166 | |
166 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
167 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
167 | |
168 | |
168 | #ifndef EV_USE_MONOTONIC |
169 | #ifndef EV_USE_MONOTONIC |
|
|
170 | # if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 |
|
|
171 | # define EV_USE_MONOTONIC 1 |
|
|
172 | # else |
169 | # define EV_USE_MONOTONIC 0 |
173 | # define EV_USE_MONOTONIC 0 |
|
|
174 | # endif |
170 | #endif |
175 | #endif |
171 | |
176 | |
172 | #ifndef EV_USE_REALTIME |
177 | #ifndef EV_USE_REALTIME |
173 | # define EV_USE_REALTIME 0 |
178 | # define EV_USE_REALTIME 0 |
174 | #endif |
179 | #endif |
175 | |
180 | |
176 | #ifndef EV_USE_NANOSLEEP |
181 | #ifndef EV_USE_NANOSLEEP |
|
|
182 | # if _POSIX_C_SOURCE >= 199309L |
|
|
183 | # define EV_USE_NANOSLEEP 1 |
|
|
184 | # else |
177 | # define EV_USE_NANOSLEEP 0 |
185 | # define EV_USE_NANOSLEEP 0 |
|
|
186 | # endif |
178 | #endif |
187 | #endif |
179 | |
188 | |
180 | #ifndef EV_USE_SELECT |
189 | #ifndef EV_USE_SELECT |
181 | # define EV_USE_SELECT 1 |
190 | # define EV_USE_SELECT 1 |
182 | #endif |
191 | #endif |
… | |
… | |
236 | # define EV_USE_EVENTFD 0 |
245 | # define EV_USE_EVENTFD 0 |
237 | # endif |
246 | # endif |
238 | #endif |
247 | #endif |
239 | |
248 | |
240 | #if 0 /* debugging */ |
249 | #if 0 /* debugging */ |
241 | # define EV_VERIFY 1 |
250 | # define EV_VERIFY 3 |
242 | # define EV_USE_4HEAP 1 |
251 | # define EV_USE_4HEAP 1 |
243 | # define EV_HEAP_CACHE_AT 1 |
252 | # define EV_HEAP_CACHE_AT 1 |
|
|
253 | #endif |
|
|
254 | |
|
|
255 | #ifndef EV_VERIFY |
|
|
256 | # define EV_VERIFY !EV_MINIMAL |
244 | #endif |
257 | #endif |
245 | |
258 | |
246 | #ifndef EV_USE_4HEAP |
259 | #ifndef EV_USE_4HEAP |
247 | # define EV_USE_4HEAP !EV_MINIMAL |
260 | # define EV_USE_4HEAP !EV_MINIMAL |
248 | #endif |
261 | #endif |
… | |
… | |
273 | # include <sys/select.h> |
286 | # include <sys/select.h> |
274 | # endif |
287 | # endif |
275 | #endif |
288 | #endif |
276 | |
289 | |
277 | #if EV_USE_INOTIFY |
290 | #if EV_USE_INOTIFY |
|
|
291 | # include <sys/utsname.h> |
278 | # include <sys/inotify.h> |
292 | # include <sys/inotify.h> |
|
|
293 | /* some very old inotify.h headers don't have IN_DONT_FOLLOW */ |
|
|
294 | # ifndef IN_DONT_FOLLOW |
|
|
295 | # undef EV_USE_INOTIFY |
|
|
296 | # define EV_USE_INOTIFY 0 |
|
|
297 | # endif |
279 | #endif |
298 | #endif |
280 | |
299 | |
281 | #if EV_SELECT_IS_WINSOCKET |
300 | #if EV_SELECT_IS_WINSOCKET |
282 | # include <winsock.h> |
301 | # include <winsock.h> |
283 | #endif |
302 | #endif |
… | |
… | |
294 | # endif |
313 | # endif |
295 | #endif |
314 | #endif |
296 | |
315 | |
297 | /**/ |
316 | /**/ |
298 | |
317 | |
299 | /* EV_VERIFY: enable internal consistency checks |
|
|
300 | * undefined or zero: no verification done or available |
|
|
301 | * 1 or higher: ev_loop_verify function available |
|
|
302 | * 2 or higher: ev_loop_verify is called frequently |
|
|
303 | */ |
|
|
304 | #if EV_VERIFY >= 1 |
318 | #if EV_VERIFY >= 3 |
305 | # define EV_FREQUENT_CHECK ev_loop_verify (EV_A) |
319 | # define EV_FREQUENT_CHECK ev_loop_verify (EV_A) |
306 | #else |
320 | #else |
307 | # define EV_FREQUENT_CHECK do { } while (0) |
321 | # define EV_FREQUENT_CHECK do { } while (0) |
308 | #endif |
322 | #endif |
309 | |
323 | |
… | |
… | |
557 | struct timeval tv; |
571 | struct timeval tv; |
558 | |
572 | |
559 | tv.tv_sec = (time_t)delay; |
573 | tv.tv_sec = (time_t)delay; |
560 | tv.tv_usec = (long)((delay - (ev_tstamp)(tv.tv_sec)) * 1e6); |
574 | tv.tv_usec = (long)((delay - (ev_tstamp)(tv.tv_sec)) * 1e6); |
561 | |
575 | |
|
|
576 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
|
|
577 | /* somehting nto guaranteed by newer posix versions, but guaranteed */ |
|
|
578 | /* by older ones */ |
562 | select (0, 0, 0, 0, &tv); |
579 | select (0, 0, 0, 0, &tv); |
563 | #endif |
580 | #endif |
564 | } |
581 | } |
565 | } |
582 | } |
566 | |
583 | |
… | |
… | |
700 | events |= (unsigned char)w->events; |
717 | events |= (unsigned char)w->events; |
701 | |
718 | |
702 | #if EV_SELECT_IS_WINSOCKET |
719 | #if EV_SELECT_IS_WINSOCKET |
703 | if (events) |
720 | if (events) |
704 | { |
721 | { |
705 | unsigned long argp; |
722 | unsigned long arg; |
706 | #ifdef EV_FD_TO_WIN32_HANDLE |
723 | #ifdef EV_FD_TO_WIN32_HANDLE |
707 | anfd->handle = EV_FD_TO_WIN32_HANDLE (fd); |
724 | anfd->handle = EV_FD_TO_WIN32_HANDLE (fd); |
708 | #else |
725 | #else |
709 | anfd->handle = _get_osfhandle (fd); |
726 | anfd->handle = _get_osfhandle (fd); |
710 | #endif |
727 | #endif |
711 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0)); |
728 | assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &arg) == 0)); |
712 | } |
729 | } |
713 | #endif |
730 | #endif |
714 | |
731 | |
715 | { |
732 | { |
716 | unsigned char o_events = anfd->events; |
733 | unsigned char o_events = anfd->events; |
… | |
… | |
769 | { |
786 | { |
770 | int fd; |
787 | int fd; |
771 | |
788 | |
772 | for (fd = 0; fd < anfdmax; ++fd) |
789 | for (fd = 0; fd < anfdmax; ++fd) |
773 | if (anfds [fd].events) |
790 | if (anfds [fd].events) |
774 | if (!fd_valid (fd) == -1 && errno == EBADF) |
791 | if (!fd_valid (fd) && errno == EBADF) |
775 | fd_kill (EV_A_ fd); |
792 | fd_kill (EV_A_ fd); |
776 | } |
793 | } |
777 | |
794 | |
778 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
795 | /* called on ENOMEM in select/poll to kill some fds and retry */ |
779 | static void noinline |
796 | static void noinline |
… | |
… | |
938 | /* rebuild the heap: this function is used only once and executed rarely */ |
955 | /* rebuild the heap: this function is used only once and executed rarely */ |
939 | void inline_size |
956 | void inline_size |
940 | reheap (ANHE *heap, int N) |
957 | reheap (ANHE *heap, int N) |
941 | { |
958 | { |
942 | int i; |
959 | int i; |
|
|
960 | |
943 | /* we don't use floyds algorithm, upheap is simpler and is more cache-efficient */ |
961 | /* we don't use floyds algorithm, upheap is simpler and is more cache-efficient */ |
944 | /* also, this is easy to implement and correct for both 2-heaps and 4-heaps */ |
962 | /* also, this is easy to implement and correct for both 2-heaps and 4-heaps */ |
945 | for (i = 0; i < N; ++i) |
963 | for (i = 0; i < N; ++i) |
946 | upheap (heap, i + HEAP0); |
964 | upheap (heap, i + HEAP0); |
947 | } |
965 | } |
948 | |
966 | |
949 | #if EV_VERIFY |
|
|
950 | static void |
|
|
951 | checkheap (ANHE *heap, int N) |
|
|
952 | { |
|
|
953 | int i; |
|
|
954 | |
|
|
955 | for (i = HEAP0; i < N + HEAP0; ++i) |
|
|
956 | { |
|
|
957 | assert (("active index mismatch in heap", ev_active (ANHE_w (heap [i])) == i)); |
|
|
958 | assert (("heap condition violated", i == HEAP0 || ANHE_at (heap [HPARENT (i)]) <= ANHE_at (heap [i]))); |
|
|
959 | assert (("heap at cache mismatch", ANHE_at (heap [i]) == ev_at (ANHE_w (heap [i])))); |
|
|
960 | } |
|
|
961 | } |
|
|
962 | #endif |
|
|
963 | |
|
|
964 | /*****************************************************************************/ |
967 | /*****************************************************************************/ |
965 | |
968 | |
966 | typedef struct |
969 | typedef struct |
967 | { |
970 | { |
968 | WL head; |
971 | WL head; |
… | |
… | |
990 | |
993 | |
991 | void inline_speed |
994 | void inline_speed |
992 | fd_intern (int fd) |
995 | fd_intern (int fd) |
993 | { |
996 | { |
994 | #ifdef _WIN32 |
997 | #ifdef _WIN32 |
995 | int arg = 1; |
998 | unsigned long arg = 1; |
996 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
999 | ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg); |
997 | #else |
1000 | #else |
998 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
1001 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
999 | fcntl (fd, F_SETFL, O_NONBLOCK); |
1002 | fcntl (fd, F_SETFL, O_NONBLOCK); |
1000 | #endif |
1003 | #endif |
… | |
… | |
1484 | |
1487 | |
1485 | postfork = 0; |
1488 | postfork = 0; |
1486 | } |
1489 | } |
1487 | |
1490 | |
1488 | #if EV_MULTIPLICITY |
1491 | #if EV_MULTIPLICITY |
|
|
1492 | |
1489 | struct ev_loop * |
1493 | struct ev_loop * |
1490 | ev_loop_new (unsigned int flags) |
1494 | ev_loop_new (unsigned int flags) |
1491 | { |
1495 | { |
1492 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
1496 | struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
1493 | |
1497 | |
… | |
… | |
1513 | { |
1517 | { |
1514 | postfork = 1; /* must be in line with ev_default_fork */ |
1518 | postfork = 1; /* must be in line with ev_default_fork */ |
1515 | } |
1519 | } |
1516 | |
1520 | |
1517 | #if EV_VERIFY |
1521 | #if EV_VERIFY |
1518 | static void |
1522 | static void noinline |
|
|
1523 | verify_watcher (EV_P_ W w) |
|
|
1524 | { |
|
|
1525 | assert (("watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI)); |
|
|
1526 | |
|
|
1527 | if (w->pending) |
|
|
1528 | assert (("pending watcher not on pending queue", pendings [ABSPRI (w)][w->pending - 1].w == w)); |
|
|
1529 | } |
|
|
1530 | |
|
|
1531 | static void noinline |
|
|
1532 | verify_heap (EV_P_ ANHE *heap, int N) |
|
|
1533 | { |
|
|
1534 | int i; |
|
|
1535 | |
|
|
1536 | for (i = HEAP0; i < N + HEAP0; ++i) |
|
|
1537 | { |
|
|
1538 | assert (("active index mismatch in heap", ev_active (ANHE_w (heap [i])) == i)); |
|
|
1539 | assert (("heap condition violated", i == HEAP0 || ANHE_at (heap [HPARENT (i)]) <= ANHE_at (heap [i]))); |
|
|
1540 | assert (("heap at cache mismatch", ANHE_at (heap [i]) == ev_at (ANHE_w (heap [i])))); |
|
|
1541 | |
|
|
1542 | verify_watcher (EV_A_ (W)ANHE_w (heap [i])); |
|
|
1543 | } |
|
|
1544 | } |
|
|
1545 | |
|
|
1546 | static void noinline |
1519 | array_check (W **ws, int cnt) |
1547 | array_verify (EV_P_ W *ws, int cnt) |
1520 | { |
1548 | { |
1521 | while (cnt--) |
1549 | while (cnt--) |
|
|
1550 | { |
1522 | assert (("active index mismatch", ev_active (ws [cnt]) == cnt + 1)); |
1551 | assert (("active index mismatch", ev_active (ws [cnt]) == cnt + 1)); |
|
|
1552 | verify_watcher (EV_A_ ws [cnt]); |
|
|
1553 | } |
1523 | } |
1554 | } |
|
|
1555 | #endif |
1524 | |
1556 | |
1525 | static void |
1557 | void |
1526 | ev_loop_verify (EV_P) |
1558 | ev_loop_verify (EV_P) |
1527 | { |
1559 | { |
|
|
1560 | #if EV_VERIFY |
1528 | int i; |
1561 | int i; |
|
|
1562 | WL w; |
1529 | |
1563 | |
|
|
1564 | assert (activecnt >= -1); |
|
|
1565 | |
|
|
1566 | assert (fdchangemax >= fdchangecnt); |
|
|
1567 | for (i = 0; i < fdchangecnt; ++i) |
|
|
1568 | assert (("negative fd in fdchanges", fdchanges [i] >= 0)); |
|
|
1569 | |
|
|
1570 | assert (anfdmax >= 0); |
|
|
1571 | for (i = 0; i < anfdmax; ++i) |
|
|
1572 | for (w = anfds [i].head; w; w = w->next) |
|
|
1573 | { |
|
|
1574 | verify_watcher (EV_A_ (W)w); |
|
|
1575 | assert (("inactive fd watcher on anfd list", ev_active (w) == 1)); |
|
|
1576 | assert (("fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); |
|
|
1577 | } |
|
|
1578 | |
|
|
1579 | assert (timermax >= timercnt); |
1530 | checkheap (timers, timercnt); |
1580 | verify_heap (EV_A_ timers, timercnt); |
|
|
1581 | |
1531 | #if EV_PERIODIC_ENABLE |
1582 | #if EV_PERIODIC_ENABLE |
|
|
1583 | assert (periodicmax >= periodiccnt); |
1532 | checkheap (periodics, periodiccnt); |
1584 | verify_heap (EV_A_ periodics, periodiccnt); |
1533 | #endif |
1585 | #endif |
1534 | |
1586 | |
|
|
1587 | for (i = NUMPRI; i--; ) |
|
|
1588 | { |
|
|
1589 | assert (pendingmax [i] >= pendingcnt [i]); |
1535 | #if EV_IDLE_ENABLE |
1590 | #if EV_IDLE_ENABLE |
1536 | for (i = NUMPRI; i--; ) |
1591 | assert (idleall >= 0); |
|
|
1592 | assert (idlemax [i] >= idlecnt [i]); |
1537 | array_check ((W **)idles [i], idlecnt [i]); |
1593 | array_verify (EV_A_ (W *)idles [i], idlecnt [i]); |
1538 | #endif |
1594 | #endif |
|
|
1595 | } |
|
|
1596 | |
1539 | #if EV_FORK_ENABLE |
1597 | #if EV_FORK_ENABLE |
|
|
1598 | assert (forkmax >= forkcnt); |
1540 | array_check ((W **)forks, forkcnt); |
1599 | array_verify (EV_A_ (W *)forks, forkcnt); |
1541 | #endif |
1600 | #endif |
1542 | array_check ((W **)prepares, preparecnt); |
1601 | |
1543 | array_check ((W **)checks, checkcnt); |
|
|
1544 | #if EV_ASYNC_ENABLE |
1602 | #if EV_ASYNC_ENABLE |
|
|
1603 | assert (asyncmax >= asynccnt); |
1545 | array_check ((W **)asyncs, asynccnt); |
1604 | array_verify (EV_A_ (W *)asyncs, asynccnt); |
|
|
1605 | #endif |
|
|
1606 | |
|
|
1607 | assert (preparemax >= preparecnt); |
|
|
1608 | array_verify (EV_A_ (W *)prepares, preparecnt); |
|
|
1609 | |
|
|
1610 | assert (checkmax >= checkcnt); |
|
|
1611 | array_verify (EV_A_ (W *)checks, checkcnt); |
|
|
1612 | |
|
|
1613 | # if 0 |
|
|
1614 | for (w = (ev_child *)childs [chain & (EV_PID_HASHSIZE - 1)]; w; w = (ev_child *)((WL)w)->next) |
|
|
1615 | for (signum = signalmax; signum--; ) if (signals [signum].gotsig) |
1546 | #endif |
1616 | # endif |
1547 | } |
|
|
1548 | #endif |
1617 | #endif |
|
|
1618 | } |
1549 | |
1619 | |
1550 | #endif |
1620 | #endif /* multiplicity */ |
1551 | |
1621 | |
1552 | #if EV_MULTIPLICITY |
1622 | #if EV_MULTIPLICITY |
1553 | struct ev_loop * |
1623 | struct ev_loop * |
1554 | ev_default_loop_init (unsigned int flags) |
1624 | ev_default_loop_init (unsigned int flags) |
1555 | #else |
1625 | #else |
… | |
… | |
1620 | void inline_speed |
1690 | void inline_speed |
1621 | call_pending (EV_P) |
1691 | call_pending (EV_P) |
1622 | { |
1692 | { |
1623 | int pri; |
1693 | int pri; |
1624 | |
1694 | |
1625 | EV_FREQUENT_CHECK; |
|
|
1626 | |
|
|
1627 | for (pri = NUMPRI; pri--; ) |
1695 | for (pri = NUMPRI; pri--; ) |
1628 | while (pendingcnt [pri]) |
1696 | while (pendingcnt [pri]) |
1629 | { |
1697 | { |
1630 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
1698 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
1631 | |
1699 | |
… | |
… | |
1633 | { |
1701 | { |
1634 | /*assert (("non-pending watcher on pending list", p->w->pending));*/ |
1702 | /*assert (("non-pending watcher on pending list", p->w->pending));*/ |
1635 | |
1703 | |
1636 | p->w->pending = 0; |
1704 | p->w->pending = 0; |
1637 | EV_CB_INVOKE (p->w, p->events); |
1705 | EV_CB_INVOKE (p->w, p->events); |
|
|
1706 | EV_FREQUENT_CHECK; |
1638 | } |
1707 | } |
1639 | } |
1708 | } |
1640 | |
|
|
1641 | EV_FREQUENT_CHECK; |
|
|
1642 | } |
1709 | } |
1643 | |
1710 | |
1644 | #if EV_IDLE_ENABLE |
1711 | #if EV_IDLE_ENABLE |
1645 | void inline_size |
1712 | void inline_size |
1646 | idle_reify (EV_P) |
1713 | idle_reify (EV_P) |
… | |
… | |
1698 | #if EV_PERIODIC_ENABLE |
1765 | #if EV_PERIODIC_ENABLE |
1699 | void inline_size |
1766 | void inline_size |
1700 | periodics_reify (EV_P) |
1767 | periodics_reify (EV_P) |
1701 | { |
1768 | { |
1702 | EV_FREQUENT_CHECK; |
1769 | EV_FREQUENT_CHECK; |
|
|
1770 | |
1703 | while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now) |
1771 | while (periodiccnt && ANHE_at (periodics [HEAP0]) < ev_rt_now) |
1704 | { |
1772 | { |
1705 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); |
1773 | ev_periodic *w = (ev_periodic *)ANHE_w (periodics [HEAP0]); |
1706 | |
1774 | |
1707 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
1775 | /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/ |
… | |
… | |
1713 | |
1781 | |
1714 | assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) >= ev_rt_now)); |
1782 | assert (("ev_periodic reschedule callback returned time in the past", ev_at (w) >= ev_rt_now)); |
1715 | |
1783 | |
1716 | ANHE_at_cache (periodics [HEAP0]); |
1784 | ANHE_at_cache (periodics [HEAP0]); |
1717 | downheap (periodics, periodiccnt, HEAP0); |
1785 | downheap (periodics, periodiccnt, HEAP0); |
1718 | EV_FREQUENT_CHECK; |
|
|
1719 | } |
1786 | } |
1720 | else if (w->interval) |
1787 | else if (w->interval) |
1721 | { |
1788 | { |
1722 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1789 | ev_at (w) = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval; |
1723 | /* if next trigger time is not sufficiently in the future, put it there */ |
1790 | /* if next trigger time is not sufficiently in the future, put it there */ |
… | |
… | |
1848 | ev_unref (EV_P) |
1915 | ev_unref (EV_P) |
1849 | { |
1916 | { |
1850 | --activecnt; |
1917 | --activecnt; |
1851 | } |
1918 | } |
1852 | |
1919 | |
|
|
1920 | void |
|
|
1921 | ev_now_update (EV_P) |
|
|
1922 | { |
|
|
1923 | time_update (EV_A_ 1e100); |
|
|
1924 | } |
|
|
1925 | |
1853 | static int loop_done; |
1926 | static int loop_done; |
1854 | |
1927 | |
1855 | void |
1928 | void |
1856 | ev_loop (EV_P_ int flags) |
1929 | ev_loop (EV_P_ int flags) |
1857 | { |
1930 | { |
… | |
… | |
1859 | |
1932 | |
1860 | call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ |
1933 | call_pending (EV_A); /* in case we recurse, ensure ordering stays nice and clean */ |
1861 | |
1934 | |
1862 | do |
1935 | do |
1863 | { |
1936 | { |
|
|
1937 | #if EV_VERIFY >= 2 |
|
|
1938 | ev_loop_verify (EV_A); |
|
|
1939 | #endif |
|
|
1940 | |
1864 | #ifndef _WIN32 |
1941 | #ifndef _WIN32 |
1865 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1942 | if (expect_false (curpid)) /* penalise the forking check even more */ |
1866 | if (expect_false (getpid () != curpid)) |
1943 | if (expect_false (getpid () != curpid)) |
1867 | { |
1944 | { |
1868 | curpid = getpid (); |
1945 | curpid = getpid (); |
… | |
… | |
2420 | |
2497 | |
2421 | static void noinline |
2498 | static void noinline |
2422 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
2499 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
2423 | { |
2500 | { |
2424 | if (slot < 0) |
2501 | if (slot < 0) |
2425 | /* overflow, need to check for all hahs slots */ |
2502 | /* overflow, need to check for all hash slots */ |
2426 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
2503 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
2427 | infy_wd (EV_A_ slot, wd, ev); |
2504 | infy_wd (EV_A_ slot, wd, ev); |
2428 | else |
2505 | else |
2429 | { |
2506 | { |
2430 | WL w_; |
2507 | WL w_; |
… | |
… | |
2464 | infy_init (EV_P) |
2541 | infy_init (EV_P) |
2465 | { |
2542 | { |
2466 | if (fs_fd != -2) |
2543 | if (fs_fd != -2) |
2467 | return; |
2544 | return; |
2468 | |
2545 | |
|
|
2546 | /* kernels < 2.6.25 are borked |
|
|
2547 | * http://www.ussg.indiana.edu/hypermail/linux/kernel/0711.3/1208.html |
|
|
2548 | */ |
|
|
2549 | { |
|
|
2550 | struct utsname buf; |
|
|
2551 | int major, minor, micro; |
|
|
2552 | |
|
|
2553 | fs_fd = -1; |
|
|
2554 | |
|
|
2555 | if (uname (&buf)) |
|
|
2556 | return; |
|
|
2557 | |
|
|
2558 | if (sscanf (buf.release, "%d.%d.%d", &major, &minor, µ) != 3) |
|
|
2559 | return; |
|
|
2560 | |
|
|
2561 | if (major < 2 |
|
|
2562 | || (major == 2 && minor < 6) |
|
|
2563 | || (major == 2 && minor == 6 && micro < 25)) |
|
|
2564 | return; |
|
|
2565 | } |
|
|
2566 | |
2469 | fs_fd = inotify_init (); |
2567 | fs_fd = inotify_init (); |
2470 | |
2568 | |
2471 | if (fs_fd >= 0) |
2569 | if (fs_fd >= 0) |
2472 | { |
2570 | { |
2473 | ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ); |
2571 | ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ); |
… | |
… | |
2502 | if (fs_fd >= 0) |
2600 | if (fs_fd >= 0) |
2503 | infy_add (EV_A_ w); /* re-add, no matter what */ |
2601 | infy_add (EV_A_ w); /* re-add, no matter what */ |
2504 | else |
2602 | else |
2505 | ev_timer_start (EV_A_ &w->timer); |
2603 | ev_timer_start (EV_A_ &w->timer); |
2506 | } |
2604 | } |
2507 | |
|
|
2508 | } |
2605 | } |
2509 | } |
2606 | } |
2510 | |
2607 | |
|
|
2608 | #endif |
|
|
2609 | |
|
|
2610 | #ifdef _WIN32 |
|
|
2611 | # define EV_LSTAT(p,b) _stati64 (p, b) |
|
|
2612 | #else |
|
|
2613 | # define EV_LSTAT(p,b) lstat (p, b) |
2511 | #endif |
2614 | #endif |
2512 | |
2615 | |
2513 | void |
2616 | void |
2514 | ev_stat_stat (EV_P_ ev_stat *w) |
2617 | ev_stat_stat (EV_P_ ev_stat *w) |
2515 | { |
2618 | { |
… | |
… | |
2542 | || w->prev.st_atime != w->attr.st_atime |
2645 | || w->prev.st_atime != w->attr.st_atime |
2543 | || w->prev.st_mtime != w->attr.st_mtime |
2646 | || w->prev.st_mtime != w->attr.st_mtime |
2544 | || w->prev.st_ctime != w->attr.st_ctime |
2647 | || w->prev.st_ctime != w->attr.st_ctime |
2545 | ) { |
2648 | ) { |
2546 | #if EV_USE_INOTIFY |
2649 | #if EV_USE_INOTIFY |
|
|
2650 | if (fs_fd >= 0) |
|
|
2651 | { |
2547 | infy_del (EV_A_ w); |
2652 | infy_del (EV_A_ w); |
2548 | infy_add (EV_A_ w); |
2653 | infy_add (EV_A_ w); |
2549 | ev_stat_stat (EV_A_ w); /* avoid race... */ |
2654 | ev_stat_stat (EV_A_ w); /* avoid race... */ |
|
|
2655 | } |
2550 | #endif |
2656 | #endif |
2551 | |
2657 | |
2552 | ev_feed_event (EV_A_ w, EV_STAT); |
2658 | ev_feed_event (EV_A_ w, EV_STAT); |
2553 | } |
2659 | } |
2554 | } |
2660 | } |
… | |
… | |
2756 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
2862 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
2757 | } |
2863 | } |
2758 | } |
2864 | } |
2759 | } |
2865 | } |
2760 | |
2866 | |
|
|
2867 | static void |
|
|
2868 | embed_fork_cb (EV_P_ ev_fork *fork_w, int revents) |
|
|
2869 | { |
|
|
2870 | ev_embed *w = (ev_embed *)(((char *)fork_w) - offsetof (ev_embed, fork)); |
|
|
2871 | |
|
|
2872 | { |
|
|
2873 | struct ev_loop *loop = w->other; |
|
|
2874 | |
|
|
2875 | ev_loop_fork (EV_A); |
|
|
2876 | } |
|
|
2877 | } |
|
|
2878 | |
2761 | #if 0 |
2879 | #if 0 |
2762 | static void |
2880 | static void |
2763 | embed_idle_cb (EV_P_ ev_idle *idle, int revents) |
2881 | embed_idle_cb (EV_P_ ev_idle *idle, int revents) |
2764 | { |
2882 | { |
2765 | ev_idle_stop (EV_A_ idle); |
2883 | ev_idle_stop (EV_A_ idle); |
… | |
… | |
2785 | |
2903 | |
2786 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2904 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2787 | ev_set_priority (&w->prepare, EV_MINPRI); |
2905 | ev_set_priority (&w->prepare, EV_MINPRI); |
2788 | ev_prepare_start (EV_A_ &w->prepare); |
2906 | ev_prepare_start (EV_A_ &w->prepare); |
2789 | |
2907 | |
|
|
2908 | ev_fork_init (&w->fork, embed_fork_cb); |
|
|
2909 | ev_fork_start (EV_A_ &w->fork); |
|
|
2910 | |
2790 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2911 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2791 | |
2912 | |
2792 | ev_start (EV_A_ (W)w, 1); |
2913 | ev_start (EV_A_ (W)w, 1); |
2793 | |
2914 | |
2794 | EV_FREQUENT_CHECK; |
2915 | EV_FREQUENT_CHECK; |
… | |
… | |
2801 | if (expect_false (!ev_is_active (w))) |
2922 | if (expect_false (!ev_is_active (w))) |
2802 | return; |
2923 | return; |
2803 | |
2924 | |
2804 | EV_FREQUENT_CHECK; |
2925 | EV_FREQUENT_CHECK; |
2805 | |
2926 | |
2806 | ev_io_stop (EV_A_ &w->io); |
2927 | ev_io_stop (EV_A_ &w->io); |
2807 | ev_prepare_stop (EV_A_ &w->prepare); |
2928 | ev_prepare_stop (EV_A_ &w->prepare); |
2808 | |
2929 | ev_fork_stop (EV_A_ &w->fork); |
2809 | ev_stop (EV_A_ (W)w); |
|
|
2810 | |
2930 | |
2811 | EV_FREQUENT_CHECK; |
2931 | EV_FREQUENT_CHECK; |
2812 | } |
2932 | } |
2813 | #endif |
2933 | #endif |
2814 | |
2934 | |
… | |
… | |
2911 | once_cb (EV_P_ struct ev_once *once, int revents) |
3031 | once_cb (EV_P_ struct ev_once *once, int revents) |
2912 | { |
3032 | { |
2913 | void (*cb)(int revents, void *arg) = once->cb; |
3033 | void (*cb)(int revents, void *arg) = once->cb; |
2914 | void *arg = once->arg; |
3034 | void *arg = once->arg; |
2915 | |
3035 | |
2916 | ev_io_stop (EV_A_ &once->io); |
3036 | ev_io_stop (EV_A_ &once->io); |
2917 | ev_timer_stop (EV_A_ &once->to); |
3037 | ev_timer_stop (EV_A_ &once->to); |
2918 | ev_free (once); |
3038 | ev_free (once); |
2919 | |
3039 | |
2920 | cb (revents, arg); |
3040 | cb (revents, arg); |
2921 | } |
3041 | } |
2922 | |
3042 | |
2923 | static void |
3043 | static void |
2924 | once_cb_io (EV_P_ ev_io *w, int revents) |
3044 | once_cb_io (EV_P_ ev_io *w, int revents) |
2925 | { |
3045 | { |
2926 | once_cb (EV_A_ (struct ev_once *)(((char *)w) - offsetof (struct ev_once, io)), revents); |
3046 | struct ev_once *once = (struct ev_once *)(((char *)w) - offsetof (struct ev_once, io)); |
|
|
3047 | |
|
|
3048 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->to)); |
2927 | } |
3049 | } |
2928 | |
3050 | |
2929 | static void |
3051 | static void |
2930 | once_cb_to (EV_P_ ev_timer *w, int revents) |
3052 | once_cb_to (EV_P_ ev_timer *w, int revents) |
2931 | { |
3053 | { |
2932 | once_cb (EV_A_ (struct ev_once *)(((char *)w) - offsetof (struct ev_once, to)), revents); |
3054 | struct ev_once *once = (struct ev_once *)(((char *)w) - offsetof (struct ev_once, to)); |
|
|
3055 | |
|
|
3056 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); |
2933 | } |
3057 | } |
2934 | |
3058 | |
2935 | void |
3059 | void |
2936 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
3060 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
2937 | { |
3061 | { |