diff options
Diffstat (limited to 'pym/_emerge/Scheduler.py')
| -rw-r--r-- | pym/_emerge/Scheduler.py | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/pym/_emerge/Scheduler.py b/pym/_emerge/Scheduler.py index 6a8793874..1814344de 100644 --- a/pym/_emerge/Scheduler.py +++ b/pym/_emerge/Scheduler.py @@ -1338,6 +1338,36 @@ class Scheduler(PollScheduler): blocker_db = self._blocker_db[pkg.root] blocker_db.discardBlocker(pkg) + def _main_loop(self): + term_check_id = self.sched_iface.idle_add(self._termination_check) + loadavg_check_id = None + if self._max_load is not None: + # We have to schedule periodically, in case the load + # average has changed since the last call. + loadavg_check_id = self.sched_iface.timeout_add( + self._loadavg_latency, self._schedule) + + try: + # Populate initial event sources. Unless we're scheduling + # based on load average, we only need to do this once + # here, since it can be called during the loop from within + # event handlers. + self._schedule() + + # Loop while there are jobs to be scheduled. + while self._keep_scheduling(): + self.sched_iface.iteration() + + # Clean shutdown of previously scheduled jobs. In the + # case of termination, this allows for basic cleanup + # such as flushing of buffered output to logs. + while self._is_work_scheduled(): + self.sched_iface.iteration() + finally: + self.sched_iface.source_remove(term_check_id) + if loadavg_check_id is not None: + self.sched_iface.source_remove(loadavg_check_id) + def _merge(self): if self._opts_no_background.intersection(self.myopts): |