| 1 | /* |
1 | /* |
| 2 | * libev kqueue backend |
2 | * libev kqueue backend |
| 3 | * |
3 | * |
| 4 | * Copyright (c) 2007,2008 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007,2008,2009 Marc Alexander Lehmann <libev@schmorp.de> |
| 5 | * All rights reserved. |
5 | * All rights reserved. |
| 6 | * |
6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without modifica- |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
| 8 | * tion, are permitted provided that the following conditions are met: |
8 | * tion, are permitted provided that the following conditions are met: |
| 9 | * |
9 | * |
| … | |
… | |
| 91 | ev_free (kqueue_events); |
91 | ev_free (kqueue_events); |
| 92 | kqueue_eventmax = array_nextsize (sizeof (struct kevent), kqueue_eventmax, kqueue_changecnt); |
92 | kqueue_eventmax = array_nextsize (sizeof (struct kevent), kqueue_eventmax, kqueue_changecnt); |
| 93 | kqueue_events = (struct kevent *)ev_malloc (sizeof (struct kevent) * kqueue_eventmax); |
93 | kqueue_events = (struct kevent *)ev_malloc (sizeof (struct kevent) * kqueue_eventmax); |
| 94 | } |
94 | } |
| 95 | |
95 | |
| 96 | if (expect_false (suspend_cb)) suspend_cb (EV_A); |
96 | EV_RELEASE_CB; |
| 97 | ts.tv_sec = (time_t)timeout; |
97 | ts.tv_sec = (time_t)timeout; |
| 98 | ts.tv_nsec = (long)((timeout - (ev_tstamp)ts.tv_sec) * 1e9); |
98 | ts.tv_nsec = (long)((timeout - (ev_tstamp)ts.tv_sec) * 1e9); |
| 99 | res = kevent (backend_fd, kqueue_changes, kqueue_changecnt, kqueue_events, kqueue_eventmax, &ts); |
99 | res = kevent (backend_fd, kqueue_changes, kqueue_changecnt, kqueue_events, kqueue_eventmax, &ts); |
| 100 | if (expect_false (resume_cb)) resume_cb (EV_A); |
100 | EV_ACQUIRE_CB; |
| 101 | kqueue_changecnt = 0; |
101 | kqueue_changecnt = 0; |
| 102 | |
102 | |
| 103 | if (expect_false (res < 0)) |
103 | if (expect_false (res < 0)) |
| 104 | { |
104 | { |
| 105 | if (errno != EINTR) |
105 | if (errno != EINTR) |
