… | |
… | |
302 | # define EV_USE_EVENTFD 0 |
302 | # define EV_USE_EVENTFD 0 |
303 | # endif |
303 | # endif |
304 | #endif |
304 | #endif |
305 | |
305 | |
306 | #ifndef EV_USE_SIGNALFD |
306 | #ifndef EV_USE_SIGNALFD |
307 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 9)) |
307 | # if __linux && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 7)) |
308 | # define EV_USE_SIGNALFD 1 |
308 | # define EV_USE_SIGNALFD 1 |
309 | # else |
309 | # else |
310 | # define EV_USE_SIGNALFD 0 |
310 | # define EV_USE_SIGNALFD 0 |
311 | # endif |
311 | # endif |
312 | #endif |
312 | #endif |
… | |
… | |
402 | } |
402 | } |
403 | # endif |
403 | # endif |
404 | #endif |
404 | #endif |
405 | |
405 | |
406 | #if EV_USE_SIGNALFD |
406 | #if EV_USE_SIGNALFD |
407 | # include <sys/signalfd.h> |
407 | /* our minimum requirement is glibc 2.7 which has the stub, but not the header */ |
|
|
408 | # include <stdint.h> |
|
|
409 | # ifndef SFD_NONBLOCK |
|
|
410 | # define SFD_NONBLOCK O_NONBLOCK |
408 | #endif |
411 | # endif |
|
|
412 | # ifndef SFD_CLOEXEC |
|
|
413 | # ifdef O_CLOEXEC |
|
|
414 | # define SFD_CLOEXEC O_CLOEXEC |
|
|
415 | # else |
|
|
416 | # define SFD_CLOEXEC 02000000 |
|
|
417 | # endif |
|
|
418 | # endif |
|
|
419 | # ifdef __cplusplus |
|
|
420 | extern "C" { |
|
|
421 | # endif |
|
|
422 | int signalfd (int fd, const sigset_t *mask, int flags); |
|
|
423 | |
|
|
424 | struct signalfd_siginfo |
|
|
425 | { |
|
|
426 | uint32_t ssi_signo; |
|
|
427 | char pad[128 - sizeof (uint32_t)]; |
|
|
428 | }; |
|
|
429 | # ifdef __cplusplus |
|
|
430 | } |
|
|
431 | # endif |
|
|
432 | #endif |
|
|
433 | |
409 | |
434 | |
410 | /**/ |
435 | /**/ |
411 | |
436 | |
412 | #if EV_VERIFY >= 3 |
437 | #if EV_VERIFY >= 3 |
413 | # define EV_FREQUENT_CHECK ev_loop_verify (EV_A) |
438 | # define EV_FREQUENT_CHECK ev_loop_verify (EV_A) |
… | |
… | |
425 | */ |
450 | */ |
426 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
451 | #define TIME_EPSILON 0.0001220703125 /* 1/8192 */ |
427 | |
452 | |
428 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
453 | #define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */ |
429 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
454 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
430 | /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds, TODO */ |
|
|
431 | |
455 | |
432 | #if __GNUC__ >= 4 |
456 | #if __GNUC__ >= 4 |
433 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
457 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
434 | # define noinline __attribute__ ((noinline)) |
458 | # define noinline __attribute__ ((noinline)) |
435 | #else |
459 | #else |
… | |
… | |
2972 | return; |
2996 | return; |
2973 | |
2997 | |
2974 | fs_2625 = 1; |
2998 | fs_2625 = 1; |
2975 | } |
2999 | } |
2976 | |
3000 | |
|
|
3001 | inline_size int |
|
|
3002 | infy_newfd (void) |
|
|
3003 | { |
|
|
3004 | #if defined (IN_CLOEXEC) && defined (IN_NONBLOCK) |
|
|
3005 | int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); |
|
|
3006 | if (fd >= 0) |
|
|
3007 | return fd; |
|
|
3008 | #endif |
|
|
3009 | return inotify_init (); |
|
|
3010 | } |
|
|
3011 | |
2977 | inline_size void |
3012 | inline_size void |
2978 | infy_init (EV_P) |
3013 | infy_init (EV_P) |
2979 | { |
3014 | { |
2980 | if (fs_fd != -2) |
3015 | if (fs_fd != -2) |
2981 | return; |
3016 | return; |
2982 | |
3017 | |
2983 | fs_fd = -1; |
3018 | fs_fd = -1; |
2984 | |
3019 | |
2985 | check_2625 (EV_A); |
3020 | check_2625 (EV_A); |
2986 | |
3021 | |
2987 | fs_fd = inotify_init (); |
3022 | fs_fd = infy_newfd (); |
2988 | |
3023 | |
2989 | if (fs_fd >= 0) |
3024 | if (fs_fd >= 0) |
2990 | { |
3025 | { |
|
|
3026 | fd_intern (fs_fd); |
2991 | ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ); |
3027 | ev_io_init (&fs_w, infy_cb, fs_fd, EV_READ); |
2992 | ev_set_priority (&fs_w, EV_MAXPRI); |
3028 | ev_set_priority (&fs_w, EV_MAXPRI); |
2993 | ev_io_start (EV_A_ &fs_w); |
3029 | ev_io_start (EV_A_ &fs_w); |
2994 | } |
3030 | } |
2995 | } |
3031 | } |
… | |
… | |
3000 | int slot; |
3036 | int slot; |
3001 | |
3037 | |
3002 | if (fs_fd < 0) |
3038 | if (fs_fd < 0) |
3003 | return; |
3039 | return; |
3004 | |
3040 | |
|
|
3041 | ev_io_stop (EV_A_ &fs_w); |
3005 | close (fs_fd); |
3042 | close (fs_fd); |
3006 | fs_fd = inotify_init (); |
3043 | fs_fd = infy_newfd (); |
|
|
3044 | |
|
|
3045 | if (fs_fd >= 0) |
|
|
3046 | { |
|
|
3047 | fd_intern (fs_fd); |
|
|
3048 | ev_io_set (&fs_w, fs_fd, EV_READ); |
|
|
3049 | ev_io_start (EV_A_ &fs_w); |
|
|
3050 | } |
3007 | |
3051 | |
3008 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
3052 | for (slot = 0; slot < EV_INOTIFY_HASHSIZE; ++slot) |
3009 | { |
3053 | { |
3010 | WL w_ = fs_hash [slot].head; |
3054 | WL w_ = fs_hash [slot].head; |
3011 | fs_hash [slot].head = 0; |
3055 | fs_hash [slot].head = 0; |