PollScheduler: fix _schedule() to return Truev2.2.0_alpha137

This fixes a regression like bug #403895, introduced in commit
b696337bf20fdc539ce7721df7a4b42b35999705, since functions have to
return True in order to be continuously scheduled.

1 files changed, 4 insertions, 2 deletions

diff --git a/pym/_emerge/PollScheduler.py b/pym/_emerge/PollScheduler.py
index d02b0dafc..220394b41 100644
--- a/pym/_emerge/PollScheduler.py
+++ b/pym/_emerge/PollScheduler.py
@@ -115,15 +115,17 @@ class PollScheduler(object):
 		Calls _schedule_tasks() and automatically returns early from
 		any recursive calls to this method that the _schedule_tasks()
 		call might trigger. This makes _schedule() safe to call from
-		inside exit listeners.
+		inside exit listeners. This method always returns True, so that
+		it may be scheduled continuously via EventLoop.timeout_add().
 		"""
 		if self._scheduling:
-			return False
+			return True
 		self._scheduling = True
 		try:
 			self._schedule_tasks()
 		finally:
 			self._scheduling = False
+		return True
 
 	def _is_work_scheduled(self):
 		return bool(self._running_job_count())