int uv_run_prework(uv_run_state* state) {
BOOL block;
uv_update_time(state->loop);
uv_process_timers(state->loop);
// Call idle callbacks if nothing to do.
if (state->loop->pending_reqs_tail == NULL &&
state->loop->endgame_handles == NULL) {
uv_idle_invoke(state->loop);
}
uv_process_reqs(state->loop);
uv_process_endgames(state->loop);
if (!UV_LOOP_ALIVE(state->loop))
return FALSE;
uv_prepare_invoke(state->loop);
block = (state->loop->idle_handles == NULL &&
state->loop->pending_reqs_tail == NULL &&
state->loop->endgame_handles == NULL &&
UV_LOOP_ALIVE(state->loop));
if (block)
state->timeout = uv_get_poll_timeout(state->loop);
else
state->timeout = 0;
state->count = 0;
return TRUE;
}
int uv_run_once(uv_loop_t* loop) {
if (pGetQueuedCompletionStatusEx) {
UV_LOOP_ONCE(loop, uv_poll_ex);
} else {
UV_LOOP_ONCE(loop, uv_poll);
}
return UV_LOOP_ALIVE(loop);
}
int uv_run(uv_loop_t* loop) {
if (pGetQueuedCompletionStatusEx) {
UV_LOOP(loop, uv_poll_ex);
} else {
UV_LOOP(loop, uv_poll);
}
assert(!UV_LOOP_ALIVE((loop)));
return 0;
}
int uv_run_alive(uv_run_state* state) {
return UV_LOOP_ALIVE(state->loop);
}
