… | |
… | |
286 | # include <sys/select.h> |
286 | # include <sys/select.h> |
287 | # endif |
287 | # endif |
288 | #endif |
288 | #endif |
289 | |
289 | |
290 | #if EV_USE_INOTIFY |
290 | #if EV_USE_INOTIFY |
|
|
291 | # include <sys/utsname.h> |
291 | # 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 |
292 | #endif |
298 | #endif |
293 | |
299 | |
294 | #if EV_SELECT_IS_WINSOCKET |
300 | #if EV_SELECT_IS_WINSOCKET |
295 | # include <winsock.h> |
301 | # include <winsock.h> |
296 | #endif |
302 | #endif |
… | |
… | |
382 | { |
388 | { |
383 | syserr_cb = cb; |
389 | syserr_cb = cb; |
384 | } |
390 | } |
385 | |
391 | |
386 | static void noinline |
392 | static void noinline |
387 | syserr (const char *msg) |
393 | ev_syserr (const char *msg) |
388 | { |
394 | { |
389 | if (!msg) |
395 | if (!msg) |
390 | msg = "(libev) system error"; |
396 | msg = "(libev) system error"; |
391 | |
397 | |
392 | if (syserr_cb) |
398 | if (syserr_cb) |
… | |
… | |
443 | typedef struct |
449 | typedef struct |
444 | { |
450 | { |
445 | WL head; |
451 | WL head; |
446 | unsigned char events; |
452 | unsigned char events; |
447 | unsigned char reify; |
453 | unsigned char reify; |
|
|
454 | unsigned char emask; /* the epoll backend stores the actual kernel mask in here */ |
|
|
455 | unsigned char unused; |
|
|
456 | #if EV_USE_EPOLL |
|
|
457 | unsigned int egen; /* generation counter to counter epoll bugs */ |
|
|
458 | #endif |
448 | #if EV_SELECT_IS_WINSOCKET |
459 | #if EV_SELECT_IS_WINSOCKET |
449 | SOCKET handle; |
460 | SOCKET handle; |
450 | #endif |
461 | #endif |
451 | } ANFD; |
462 | } ANFD; |
452 | |
463 | |
… | |
… | |
605 | { |
616 | { |
606 | *cur = array_nextsize (elem, *cur, cnt); |
617 | *cur = array_nextsize (elem, *cur, cnt); |
607 | return ev_realloc (base, elem * *cur); |
618 | return ev_realloc (base, elem * *cur); |
608 | } |
619 | } |
609 | |
620 | |
|
|
621 | #define array_init_zero(base,count) \ |
|
|
622 | memset ((void *)(base), 0, sizeof (*(base)) * (count)) |
|
|
623 | |
610 | #define array_needsize(type,base,cur,cnt,init) \ |
624 | #define array_needsize(type,base,cur,cnt,init) \ |
611 | if (expect_false ((cnt) > (cur))) \ |
625 | if (expect_false ((cnt) > (cur))) \ |
612 | { \ |
626 | { \ |
613 | int ocur_ = (cur); \ |
627 | int ocur_ = (cur); \ |
614 | (base) = (type *)array_realloc \ |
628 | (base) = (type *)array_realloc \ |
… | |
… | |
656 | for (i = 0; i < eventcnt; ++i) |
670 | for (i = 0; i < eventcnt; ++i) |
657 | ev_feed_event (EV_A_ events [i], type); |
671 | ev_feed_event (EV_A_ events [i], type); |
658 | } |
672 | } |
659 | |
673 | |
660 | /*****************************************************************************/ |
674 | /*****************************************************************************/ |
661 | |
|
|
662 | void inline_size |
|
|
663 | anfds_init (ANFD *base, int count) |
|
|
664 | { |
|
|
665 | while (count--) |
|
|
666 | { |
|
|
667 | base->head = 0; |
|
|
668 | base->events = EV_NONE; |
|
|
669 | base->reify = 0; |
|
|
670 | |
|
|
671 | ++base; |
|
|
672 | } |
|
|
673 | } |
|
|
674 | |
675 | |
675 | void inline_speed |
676 | void inline_speed |
676 | fd_event (EV_P_ int fd, int revents) |
677 | fd_event (EV_P_ int fd, int revents) |
677 | { |
678 | { |
678 | ANFD *anfd = anfds + fd; |
679 | ANFD *anfd = anfds + fd; |
… | |
… | |
808 | |
809 | |
809 | for (fd = 0; fd < anfdmax; ++fd) |
810 | for (fd = 0; fd < anfdmax; ++fd) |
810 | if (anfds [fd].events) |
811 | if (anfds [fd].events) |
811 | { |
812 | { |
812 | anfds [fd].events = 0; |
813 | anfds [fd].events = 0; |
|
|
814 | anfds [fd].emask = 0; |
813 | fd_change (EV_A_ fd, EV_IOFDSET | 1); |
815 | fd_change (EV_A_ fd, EV_IOFDSET | 1); |
814 | } |
816 | } |
815 | } |
817 | } |
816 | |
818 | |
817 | /*****************************************************************************/ |
819 | /*****************************************************************************/ |
… | |
… | |
969 | static ANSIG *signals; |
971 | static ANSIG *signals; |
970 | static int signalmax; |
972 | static int signalmax; |
971 | |
973 | |
972 | static EV_ATOMIC_T gotsig; |
974 | static EV_ATOMIC_T gotsig; |
973 | |
975 | |
974 | void inline_size |
|
|
975 | signals_init (ANSIG *base, int count) |
|
|
976 | { |
|
|
977 | while (count--) |
|
|
978 | { |
|
|
979 | base->head = 0; |
|
|
980 | base->gotsig = 0; |
|
|
981 | |
|
|
982 | ++base; |
|
|
983 | } |
|
|
984 | } |
|
|
985 | |
|
|
986 | /*****************************************************************************/ |
976 | /*****************************************************************************/ |
987 | |
977 | |
988 | void inline_speed |
978 | void inline_speed |
989 | fd_intern (int fd) |
979 | fd_intern (int fd) |
990 | { |
980 | { |
… | |
… | |
1011 | } |
1001 | } |
1012 | else |
1002 | else |
1013 | #endif |
1003 | #endif |
1014 | { |
1004 | { |
1015 | while (pipe (evpipe)) |
1005 | while (pipe (evpipe)) |
1016 | syserr ("(libev) error creating signal/async pipe"); |
1006 | ev_syserr ("(libev) error creating signal/async pipe"); |
1017 | |
1007 | |
1018 | fd_intern (evpipe [0]); |
1008 | fd_intern (evpipe [0]); |
1019 | fd_intern (evpipe [1]); |
1009 | fd_intern (evpipe [1]); |
1020 | ev_io_set (&pipeev, evpipe [0], EV_READ); |
1010 | ev_io_set (&pipeev, evpipe [0], EV_READ); |
1021 | } |
1011 | } |
… | |
… | |
1511 | { |
1501 | { |
1512 | postfork = 1; /* must be in line with ev_default_fork */ |
1502 | postfork = 1; /* must be in line with ev_default_fork */ |
1513 | } |
1503 | } |
1514 | |
1504 | |
1515 | #if EV_VERIFY |
1505 | #if EV_VERIFY |
1516 | void noinline |
1506 | static void noinline |
1517 | verify_watcher (EV_P_ W w) |
1507 | verify_watcher (EV_P_ W w) |
1518 | { |
1508 | { |
1519 | assert (("watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI)); |
1509 | assert (("watcher has invalid priority", ABSPRI (w) >= 0 && ABSPRI (w) < NUMPRI)); |
1520 | |
1510 | |
1521 | if (w->pending) |
1511 | if (w->pending) |
… | |
… | |
1652 | { |
1642 | { |
1653 | #if EV_MULTIPLICITY |
1643 | #if EV_MULTIPLICITY |
1654 | struct ev_loop *loop = ev_default_loop_ptr; |
1644 | struct ev_loop *loop = ev_default_loop_ptr; |
1655 | #endif |
1645 | #endif |
1656 | |
1646 | |
|
|
1647 | ev_default_loop_ptr = 0; |
|
|
1648 | |
1657 | #ifndef _WIN32 |
1649 | #ifndef _WIN32 |
1658 | ev_ref (EV_A); /* child watcher */ |
1650 | ev_ref (EV_A); /* child watcher */ |
1659 | ev_signal_stop (EV_A_ &childev); |
1651 | ev_signal_stop (EV_A_ &childev); |
1660 | #endif |
1652 | #endif |
1661 | |
1653 | |
… | |
… | |
1667 | { |
1659 | { |
1668 | #if EV_MULTIPLICITY |
1660 | #if EV_MULTIPLICITY |
1669 | struct ev_loop *loop = ev_default_loop_ptr; |
1661 | struct ev_loop *loop = ev_default_loop_ptr; |
1670 | #endif |
1662 | #endif |
1671 | |
1663 | |
1672 | if (backend) |
|
|
1673 | postfork = 1; /* must be in line with ev_loop_fork */ |
1664 | postfork = 1; /* must be in line with ev_loop_fork */ |
1674 | } |
1665 | } |
1675 | |
1666 | |
1676 | /*****************************************************************************/ |
1667 | /*****************************************************************************/ |
1677 | |
1668 | |
1678 | void |
1669 | void |
… | |
… | |
1909 | ev_unref (EV_P) |
1900 | ev_unref (EV_P) |
1910 | { |
1901 | { |
1911 | --activecnt; |
1902 | --activecnt; |
1912 | } |
1903 | } |
1913 | |
1904 | |
|
|
1905 | void |
|
|
1906 | ev_now_update (EV_P) |
|
|
1907 | { |
|
|
1908 | time_update (EV_A_ 1e100); |
|
|
1909 | } |
|
|
1910 | |
1914 | static int loop_done; |
1911 | static int loop_done; |
1915 | |
1912 | |
1916 | void |
1913 | void |
1917 | ev_loop (EV_P_ int flags) |
1914 | ev_loop (EV_P_ int flags) |
1918 | { |
1915 | { |
… | |
… | |
2127 | |
2124 | |
2128 | if (expect_false (ev_is_active (w))) |
2125 | if (expect_false (ev_is_active (w))) |
2129 | return; |
2126 | return; |
2130 | |
2127 | |
2131 | assert (("ev_io_start called with negative fd", fd >= 0)); |
2128 | assert (("ev_io_start called with negative fd", fd >= 0)); |
|
|
2129 | assert (("ev_io start called with illegal event mask", !(w->events & ~(EV_IOFDSET | EV_READ | EV_WRITE)))); |
2132 | |
2130 | |
2133 | EV_FREQUENT_CHECK; |
2131 | EV_FREQUENT_CHECK; |
2134 | |
2132 | |
2135 | ev_start (EV_A_ (W)w, 1); |
2133 | ev_start (EV_A_ (W)w, 1); |
2136 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
2134 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); |
2137 | wlist_add (&anfds[fd].head, (WL)w); |
2135 | wlist_add (&anfds[fd].head, (WL)w); |
2138 | |
2136 | |
2139 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
2137 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
2140 | w->events &= ~EV_IOFDSET; |
2138 | w->events &= ~EV_IOFDSET; |
2141 | |
2139 | |
… | |
… | |
2333 | sigset_t full, prev; |
2331 | sigset_t full, prev; |
2334 | sigfillset (&full); |
2332 | sigfillset (&full); |
2335 | sigprocmask (SIG_SETMASK, &full, &prev); |
2333 | sigprocmask (SIG_SETMASK, &full, &prev); |
2336 | #endif |
2334 | #endif |
2337 | |
2335 | |
2338 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
2336 | array_needsize (ANSIG, signals, signalmax, w->signum, array_init_zero); |
2339 | |
2337 | |
2340 | #ifndef _WIN32 |
2338 | #ifndef _WIN32 |
2341 | sigprocmask (SIG_SETMASK, &prev, 0); |
2339 | sigprocmask (SIG_SETMASK, &prev, 0); |
2342 | #endif |
2340 | #endif |
2343 | } |
2341 | } |
… | |
… | |
2485 | |
2483 | |
2486 | static void noinline |
2484 | static void noinline |
2487 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
2485 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
2488 | { |
2486 | { |
2489 | if (slot < 0) |
2487 | if (slot < 0) |
2490 | /* overflow, need to check for all hahs slots */ |
2488 | /* overflow, need to check for all hash slots */ |
2491 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
2489 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
2492 | infy_wd (EV_A_ slot, wd, ev); |
2490 | infy_wd (EV_A_ slot, wd, ev); |
2493 | else |
2491 | else |
2494 | { |
2492 | { |
2495 | WL w_; |
2493 | WL w_; |
… | |
… | |
2529 | infy_init (EV_P) |
2527 | infy_init (EV_P) |
2530 | { |
2528 | { |
2531 | if (fs_fd != -2) |
2529 | if (fs_fd != -2) |
2532 | return; |
2530 | return; |
2533 | |
2531 | |
|
|
2532 | /* kernels < 2.6.25 are borked |
|
|
2533 | * http://www.ussg.indiana.edu/hypermail/linux/kernel/0711.3/1208.html |
|
|
2534 | */ |
|
|
2535 | { |
|
|
2536 | struct utsname buf; |
|
|
2537 | int major, minor, micro; |
|
|
2538 | |
|
|
2539 | fs_fd = -1; |
|
|
2540 | |
|
|
2541 | if (uname (&buf)) |
|
|
2542 | return; |
|
|
2543 | |
|
|
2544 | if (sscanf (buf.release, "%d.%d.%d", &major, &minor, µ) != 3) |
|
|
2545 | return; |
|
|
2546 | |
|
|
2547 | if (major < 2 |
|
|
2548 | || (major == 2 && minor < 6) |
|
|
2549 | || (major == 2 && minor == 6 && micro < 25)) |
|
|
2550 | return; |
|
|
2551 | } |
|
|
2552 | |
2534 | fs_fd = inotify_init (); |
2553 | fs_fd = inotify_init (); |
2535 | |
2554 | |
2536 | if (fs_fd >= 0) |
2555 | if (fs_fd >= 0) |
2537 | { |
2556 | { |
2538 | ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ); |
2557 | ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ); |
… | |
… | |
2567 | if (fs_fd >= 0) |
2586 | if (fs_fd >= 0) |
2568 | infy_add (EV_A_ w); /* re-add, no matter what */ |
2587 | infy_add (EV_A_ w); /* re-add, no matter what */ |
2569 | else |
2588 | else |
2570 | ev_timer_start (EV_A_ &w->timer); |
2589 | ev_timer_start (EV_A_ &w->timer); |
2571 | } |
2590 | } |
2572 | |
|
|
2573 | } |
2591 | } |
2574 | } |
2592 | } |
2575 | |
2593 | |
2576 | #endif |
2594 | #endif |
2577 | |
2595 | |
… | |
… | |
2613 | || w->prev.st_atime != w->attr.st_atime |
2631 | || w->prev.st_atime != w->attr.st_atime |
2614 | || w->prev.st_mtime != w->attr.st_mtime |
2632 | || w->prev.st_mtime != w->attr.st_mtime |
2615 | || w->prev.st_ctime != w->attr.st_ctime |
2633 | || w->prev.st_ctime != w->attr.st_ctime |
2616 | ) { |
2634 | ) { |
2617 | #if EV_USE_INOTIFY |
2635 | #if EV_USE_INOTIFY |
|
|
2636 | if (fs_fd >= 0) |
|
|
2637 | { |
2618 | infy_del (EV_A_ w); |
2638 | infy_del (EV_A_ w); |
2619 | infy_add (EV_A_ w); |
2639 | infy_add (EV_A_ w); |
2620 | ev_stat_stat (EV_A_ w); /* avoid race... */ |
2640 | ev_stat_stat (EV_A_ w); /* avoid race... */ |
|
|
2641 | } |
2621 | #endif |
2642 | #endif |
2622 | |
2643 | |
2623 | ev_feed_event (EV_A_ w, EV_STAT); |
2644 | ev_feed_event (EV_A_ w, EV_STAT); |
2624 | } |
2645 | } |
2625 | } |
2646 | } |
… | |
… | |
2827 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
2848 | ev_loop (EV_A_ EVLOOP_NONBLOCK); |
2828 | } |
2849 | } |
2829 | } |
2850 | } |
2830 | } |
2851 | } |
2831 | |
2852 | |
|
|
2853 | static void |
|
|
2854 | embed_fork_cb (EV_P_ ev_fork *fork_w, int revents) |
|
|
2855 | { |
|
|
2856 | ev_embed *w = (ev_embed *)(((char *)fork_w) - offsetof (ev_embed, fork)); |
|
|
2857 | |
|
|
2858 | { |
|
|
2859 | struct ev_loop *loop = w->other; |
|
|
2860 | |
|
|
2861 | ev_loop_fork (EV_A); |
|
|
2862 | } |
|
|
2863 | } |
|
|
2864 | |
2832 | #if 0 |
2865 | #if 0 |
2833 | static void |
2866 | static void |
2834 | embed_idle_cb (EV_P_ ev_idle *idle, int revents) |
2867 | embed_idle_cb (EV_P_ ev_idle *idle, int revents) |
2835 | { |
2868 | { |
2836 | ev_idle_stop (EV_A_ idle); |
2869 | ev_idle_stop (EV_A_ idle); |
… | |
… | |
2856 | |
2889 | |
2857 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2890 | ev_prepare_init (&w->prepare, embed_prepare_cb); |
2858 | ev_set_priority (&w->prepare, EV_MINPRI); |
2891 | ev_set_priority (&w->prepare, EV_MINPRI); |
2859 | ev_prepare_start (EV_A_ &w->prepare); |
2892 | ev_prepare_start (EV_A_ &w->prepare); |
2860 | |
2893 | |
|
|
2894 | ev_fork_init (&w->fork, embed_fork_cb); |
|
|
2895 | ev_fork_start (EV_A_ &w->fork); |
|
|
2896 | |
2861 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2897 | /*ev_idle_init (&w->idle, e,bed_idle_cb);*/ |
2862 | |
2898 | |
2863 | ev_start (EV_A_ (W)w, 1); |
2899 | ev_start (EV_A_ (W)w, 1); |
2864 | |
2900 | |
2865 | EV_FREQUENT_CHECK; |
2901 | EV_FREQUENT_CHECK; |
… | |
… | |
2872 | if (expect_false (!ev_is_active (w))) |
2908 | if (expect_false (!ev_is_active (w))) |
2873 | return; |
2909 | return; |
2874 | |
2910 | |
2875 | EV_FREQUENT_CHECK; |
2911 | EV_FREQUENT_CHECK; |
2876 | |
2912 | |
2877 | ev_io_stop (EV_A_ &w->io); |
2913 | ev_io_stop (EV_A_ &w->io); |
2878 | ev_prepare_stop (EV_A_ &w->prepare); |
2914 | ev_prepare_stop (EV_A_ &w->prepare); |
2879 | |
2915 | ev_fork_stop (EV_A_ &w->fork); |
2880 | ev_stop (EV_A_ (W)w); |
|
|
2881 | |
2916 | |
2882 | EV_FREQUENT_CHECK; |
2917 | EV_FREQUENT_CHECK; |
2883 | } |
2918 | } |
2884 | #endif |
2919 | #endif |
2885 | |
2920 | |
… | |
… | |
2982 | once_cb (EV_P_ struct ev_once *once, int revents) |
3017 | once_cb (EV_P_ struct ev_once *once, int revents) |
2983 | { |
3018 | { |
2984 | void (*cb)(int revents, void *arg) = once->cb; |
3019 | void (*cb)(int revents, void *arg) = once->cb; |
2985 | void *arg = once->arg; |
3020 | void *arg = once->arg; |
2986 | |
3021 | |
2987 | ev_io_stop (EV_A_ &once->io); |
3022 | ev_io_stop (EV_A_ &once->io); |
2988 | ev_timer_stop (EV_A_ &once->to); |
3023 | ev_timer_stop (EV_A_ &once->to); |
2989 | ev_free (once); |
3024 | ev_free (once); |
2990 | |
3025 | |
2991 | cb (revents, arg); |
3026 | cb (revents, arg); |
2992 | } |
3027 | } |
2993 | |
3028 | |
2994 | static void |
3029 | static void |
2995 | once_cb_io (EV_P_ ev_io *w, int revents) |
3030 | once_cb_io (EV_P_ ev_io *w, int revents) |
2996 | { |
3031 | { |
2997 | once_cb (EV_A_ (struct ev_once *)(((char *)w) - offsetof (struct ev_once, io)), revents); |
3032 | struct ev_once *once = (struct ev_once *)(((char *)w) - offsetof (struct ev_once, io)); |
|
|
3033 | |
|
|
3034 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->to)); |
2998 | } |
3035 | } |
2999 | |
3036 | |
3000 | static void |
3037 | static void |
3001 | once_cb_to (EV_P_ ev_timer *w, int revents) |
3038 | once_cb_to (EV_P_ ev_timer *w, int revents) |
3002 | { |
3039 | { |
3003 | once_cb (EV_A_ (struct ev_once *)(((char *)w) - offsetof (struct ev_once, to)), revents); |
3040 | struct ev_once *once = (struct ev_once *)(((char *)w) - offsetof (struct ev_once, to)); |
|
|
3041 | |
|
|
3042 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); |
3004 | } |
3043 | } |
3005 | |
3044 | |
3006 | void |
3045 | void |
3007 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
3046 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
3008 | { |
3047 | { |