… | |
… | |
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 |
… | |
… | |
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; /* currently unused padding */ |
448 | #if EV_SELECT_IS_WINSOCKET |
456 | #if EV_SELECT_IS_WINSOCKET |
449 | SOCKET handle; |
457 | SOCKET handle; |
450 | #endif |
458 | #endif |
451 | } ANFD; |
459 | } ANFD; |
452 | |
460 | |
… | |
… | |
605 | { |
613 | { |
606 | *cur = array_nextsize (elem, *cur, cnt); |
614 | *cur = array_nextsize (elem, *cur, cnt); |
607 | return ev_realloc (base, elem * *cur); |
615 | return ev_realloc (base, elem * *cur); |
608 | } |
616 | } |
609 | |
617 | |
|
|
618 | #define array_init_zero(base,count) \ |
|
|
619 | memset ((void *)(base), 0, sizeof (*(base)) * (count)) |
|
|
620 | |
610 | #define array_needsize(type,base,cur,cnt,init) \ |
621 | #define array_needsize(type,base,cur,cnt,init) \ |
611 | if (expect_false ((cnt) > (cur))) \ |
622 | if (expect_false ((cnt) > (cur))) \ |
612 | { \ |
623 | { \ |
613 | int ocur_ = (cur); \ |
624 | int ocur_ = (cur); \ |
614 | (base) = (type *)array_realloc \ |
625 | (base) = (type *)array_realloc \ |
… | |
… | |
656 | for (i = 0; i < eventcnt; ++i) |
667 | for (i = 0; i < eventcnt; ++i) |
657 | ev_feed_event (EV_A_ events [i], type); |
668 | ev_feed_event (EV_A_ events [i], type); |
658 | } |
669 | } |
659 | |
670 | |
660 | /*****************************************************************************/ |
671 | /*****************************************************************************/ |
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 | |
672 | |
675 | void inline_speed |
673 | void inline_speed |
676 | fd_event (EV_P_ int fd, int revents) |
674 | fd_event (EV_P_ int fd, int revents) |
677 | { |
675 | { |
678 | ANFD *anfd = anfds + fd; |
676 | ANFD *anfd = anfds + fd; |
… | |
… | |
969 | static ANSIG *signals; |
967 | static ANSIG *signals; |
970 | static int signalmax; |
968 | static int signalmax; |
971 | |
969 | |
972 | static EV_ATOMIC_T gotsig; |
970 | static EV_ATOMIC_T gotsig; |
973 | |
971 | |
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 | /*****************************************************************************/ |
972 | /*****************************************************************************/ |
987 | |
973 | |
988 | void inline_speed |
974 | void inline_speed |
989 | fd_intern (int fd) |
975 | fd_intern (int fd) |
990 | { |
976 | { |
… | |
… | |
2133 | |
2119 | |
2134 | if (expect_false (ev_is_active (w))) |
2120 | if (expect_false (ev_is_active (w))) |
2135 | return; |
2121 | return; |
2136 | |
2122 | |
2137 | assert (("ev_io_start called with negative fd", fd >= 0)); |
2123 | assert (("ev_io_start called with negative fd", fd >= 0)); |
|
|
2124 | assert (("ev_io start called with illegal event mask", !(w->events & ~(EV_IOFDSET | EV_READ | EV_WRITE)))); |
2138 | |
2125 | |
2139 | EV_FREQUENT_CHECK; |
2126 | EV_FREQUENT_CHECK; |
2140 | |
2127 | |
2141 | ev_start (EV_A_ (W)w, 1); |
2128 | ev_start (EV_A_ (W)w, 1); |
2142 | array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init); |
2129 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); |
2143 | wlist_add (&anfds[fd].head, (WL)w); |
2130 | wlist_add (&anfds[fd].head, (WL)w); |
2144 | |
2131 | |
2145 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
2132 | fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1); |
2146 | w->events &= ~EV_IOFDSET; |
2133 | w->events &= ~EV_IOFDSET; |
2147 | |
2134 | |
… | |
… | |
2339 | sigset_t full, prev; |
2326 | sigset_t full, prev; |
2340 | sigfillset (&full); |
2327 | sigfillset (&full); |
2341 | sigprocmask (SIG_SETMASK, &full, &prev); |
2328 | sigprocmask (SIG_SETMASK, &full, &prev); |
2342 | #endif |
2329 | #endif |
2343 | |
2330 | |
2344 | array_needsize (ANSIG, signals, signalmax, w->signum, signals_init); |
2331 | array_needsize (ANSIG, signals, signalmax, w->signum, array_init_zero); |
2345 | |
2332 | |
2346 | #ifndef _WIN32 |
2333 | #ifndef _WIN32 |
2347 | sigprocmask (SIG_SETMASK, &prev, 0); |
2334 | sigprocmask (SIG_SETMASK, &prev, 0); |
2348 | #endif |
2335 | #endif |
2349 | } |
2336 | } |
… | |
… | |
2491 | |
2478 | |
2492 | static void noinline |
2479 | static void noinline |
2493 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
2480 | infy_wd (EV_P_ int slot, int wd, struct inotify_event *ev) |
2494 | { |
2481 | { |
2495 | if (slot < 0) |
2482 | if (slot < 0) |
2496 | /* overflow, need to check for all hahs slots */ |
2483 | /* overflow, need to check for all hash slots */ |
2497 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
2484 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
2498 | infy_wd (EV_A_ slot, wd, ev); |
2485 | infy_wd (EV_A_ slot, wd, ev); |
2499 | else |
2486 | else |
2500 | { |
2487 | { |
2501 | WL w_; |
2488 | WL w_; |
… | |
… | |
2535 | infy_init (EV_P) |
2522 | infy_init (EV_P) |
2536 | { |
2523 | { |
2537 | if (fs_fd != -2) |
2524 | if (fs_fd != -2) |
2538 | return; |
2525 | return; |
2539 | |
2526 | |
|
|
2527 | /* kernels < 2.6.25 are borked |
|
|
2528 | * http://www.ussg.indiana.edu/hypermail/linux/kernel/0711.3/1208.html |
|
|
2529 | */ |
|
|
2530 | { |
|
|
2531 | struct utsname buf; |
|
|
2532 | int major, minor, micro; |
|
|
2533 | |
|
|
2534 | fs_fd = -1; |
|
|
2535 | |
|
|
2536 | if (uname (&buf)) |
|
|
2537 | return; |
|
|
2538 | |
|
|
2539 | if (sscanf (buf.release, "%d.%d.%d", &major, &minor, µ) != 3) |
|
|
2540 | return; |
|
|
2541 | |
|
|
2542 | if (major < 2 |
|
|
2543 | || (major == 2 && minor < 6) |
|
|
2544 | || (major == 2 && minor == 6 && micro < 25)) |
|
|
2545 | return; |
|
|
2546 | } |
|
|
2547 | |
2540 | fs_fd = inotify_init (); |
2548 | fs_fd = inotify_init (); |
2541 | |
2549 | |
2542 | if (fs_fd >= 0) |
2550 | if (fs_fd >= 0) |
2543 | { |
2551 | { |
2544 | ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ); |
2552 | ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ); |
… | |
… | |
2573 | if (fs_fd >= 0) |
2581 | if (fs_fd >= 0) |
2574 | infy_add (EV_A_ w); /* re-add, no matter what */ |
2582 | infy_add (EV_A_ w); /* re-add, no matter what */ |
2575 | else |
2583 | else |
2576 | ev_timer_start (EV_A_ &w->timer); |
2584 | ev_timer_start (EV_A_ &w->timer); |
2577 | } |
2585 | } |
2578 | |
|
|
2579 | } |
2586 | } |
2580 | } |
2587 | } |
2581 | |
2588 | |
2582 | #endif |
2589 | #endif |
2583 | |
2590 | |
… | |
… | |
2619 | || w->prev.st_atime != w->attr.st_atime |
2626 | || w->prev.st_atime != w->attr.st_atime |
2620 | || w->prev.st_mtime != w->attr.st_mtime |
2627 | || w->prev.st_mtime != w->attr.st_mtime |
2621 | || w->prev.st_ctime != w->attr.st_ctime |
2628 | || w->prev.st_ctime != w->attr.st_ctime |
2622 | ) { |
2629 | ) { |
2623 | #if EV_USE_INOTIFY |
2630 | #if EV_USE_INOTIFY |
|
|
2631 | if (fs_fd >= 0) |
|
|
2632 | { |
2624 | infy_del (EV_A_ w); |
2633 | infy_del (EV_A_ w); |
2625 | infy_add (EV_A_ w); |
2634 | infy_add (EV_A_ w); |
2626 | ev_stat_stat (EV_A_ w); /* avoid race... */ |
2635 | ev_stat_stat (EV_A_ w); /* avoid race... */ |
|
|
2636 | } |
2627 | #endif |
2637 | #endif |
2628 | |
2638 | |
2629 | ev_feed_event (EV_A_ w, EV_STAT); |
2639 | ev_feed_event (EV_A_ w, EV_STAT); |
2630 | } |
2640 | } |
2631 | } |
2641 | } |