diff options
Diffstat (limited to 'pym/portage/util/_eventloop/EventLoop.py')
| -rw-r--r-- | pym/portage/util/_eventloop/EventLoop.py | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/pym/portage/util/_eventloop/EventLoop.py b/pym/portage/util/_eventloop/EventLoop.py index f6f9fc54b..24ba14077 100644 --- a/pym/portage/util/_eventloop/EventLoop.py +++ b/pym/portage/util/_eventloop/EventLoop.py @@ -158,7 +158,19 @@ class EventLoop(object): if self._run_timeouts(): events_handled += 1 if not event_handlers: - return bool(events_handled) + if not events_handled and may_block and \ + self._timeout_interval is not None: + # Sleep so that we don't waste cpu time by looping too + # quickly. This makes EventLoop useful for code that needs + # to wait for timeout callbacks regardless of whether or + # not any IO handlers are currently registered. + time.sleep(self._timeout_interval/1000) + if self._run_timeouts(): + events_handled += 1 + if not event_handlers: + return bool(events_handled) + else: + return bool(events_handled) if not self._poll_event_queue: if may_block: |