static void
as_uv_wakeup(uv_async_t* wakeup)
{
// Read command pointers from queue.
as_event_loop* event_loop = wakeup->data;
as_uv_command cmd;
pthread_mutex_lock(&event_loop->lock);
while (as_queue_pop(&event_loop->queue, &cmd)) {
switch (cmd.type) {
case AS_UV_PROCESS_COMMAND:
as_event_command_execute_in_loop(cmd.ptr);
break;
case AS_UV_CLOSE_CONNECTION:
uv_close((uv_handle_t*)cmd.ptr, as_uv_connection_closed);
break;
case AS_UV_EXIT_LOOP:
as_event_close_loop(event_loop);
return;
}
}
pthread_mutex_unlock(&event_loop->lock);
}
void
as_event_close_loops()
{
if (! as_event_loops) {
return;
}
pthread_t self = pthread_self();
bool status = true;
// Close or send close signal to all event loops.
// This will eventually release resources associated with each event loop.
for (uint32_t i = 0; i < as_event_loop_size; i++) {
as_event_loop* event_loop = &as_event_loops[i];
if (event_loop->thread == self) {
// Can close event loop immediately.
as_event_close_loop(event_loop);
}
else {
// Queue close command to event loop.
if (! as_event_send_close_loop(event_loop)) {
as_log_error("Failed to send stop command to event loop");
status = false;
}
}
}
// Only join threads if event loops were created internally.
// It is not possible to join on externally created event loop threads.
if (as_event_threads_created && status) {
for (uint32_t i = 0; i < as_event_loop_size; i++) {
as_event_loop* event_loop = &as_event_loops[i];
pthread_join(event_loop->thread, NULL);
}
cf_free(as_event_loops);
as_event_loops = NULL;
as_event_loop_size = 0;
}
}
static void
as_ev_wakeup(struct ev_loop* loop, ev_async* wakeup, int revents)
{
// Read command pointers from queue.
as_event_loop* event_loop = wakeup->data;
void* cmd;
pthread_mutex_lock(&event_loop->lock);
while (as_queue_pop(&event_loop->queue, &cmd)) {
if (cmd) {
// Process new command.
as_event_command_execute_in_loop(cmd);
}
else {
// Received stop signal.
as_event_close_loop(event_loop);
return;
}
}
pthread_mutex_unlock(&event_loop->lock);
}