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-rw-r--r--liberty.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/liberty.c b/liberty.c
index 2be7c13..4980a53 100644
--- a/liberty.c
+++ b/liberty.c
@@ -1612,6 +1612,8 @@ poller_set (struct poller *self, struct poller_fd *fd)
modifying ? EPOLL_CTL_MOD : EPOLL_CTL_ADD, fd->fd, &event) != -1);
}
+#define poller_post_fork(self)
+
static int
poller_compare_fds (const void *ax, const void *bx)
{
@@ -1763,12 +1765,10 @@ static void
poller_set (struct poller *self, struct poller_fd *fd)
{
hard_assert (fd->poller == self);
- bool modifying = true;
if (fd->index == -1)
{
poller_ensure_space (self);
self->fds[fd->index = self->len++] = fd;
- modifying = false;
}
// We have to watch for readability and writeability separately;
@@ -1784,6 +1784,18 @@ poller_set (struct poller *self, struct poller_fd *fd)
exit_fatal ("%s: %s", "kevent", strerror (errno));
}
+static void
+poller_post_fork (struct poller *self)
+{
+ // The kqueue FD isn't preserved across forks, need to recreate it
+ self->kqueue_fd = kqueue ();
+ hard_assert (self->kqueue_fd != -1);
+ set_cloexec (self->kqueue_fd);
+
+ for (size_t i = 0; i < self->len; i++)
+ poller_set (self, self->fds[i]);
+}
+
static int
poller_compare_fds (const void *ax, const void *bx)
{
@@ -1987,6 +1999,8 @@ poller_set (struct poller *self, struct poller_fd *fd)
new_entry->events = fd->events;
}
+#define poller_post_fork(self)
+
static void
poller_remove_at_index (struct poller *self, size_t index)
{