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event: Ensure the loop is stopped when a event is pushed.

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This commit is contained in:
Thiago de Arruda 2015-03-24 12:00:56 -03:00
parent b16c5bf5e6
commit 6f471fa4fc
1 changed files with 10 additions and 0 deletions
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10
src/nvim/os/event.c
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@ -74,6 +74,10 @@ void event_teardown(void)
process_events_from(immediate_events);
process_events_from(deferred_events);
// reset the stop_flag to ensure `uv_run` below won't exit early. This hack
// is required because the `process_events_from` above may call `event_push`
// which will set the stop_flag to 1(uv_stop)
uv_default_loop()->stop_flag = 0;
input_stop_stdin();
channel_teardown();
job_teardown();
@ -153,6 +157,12 @@ void event_disable_deferred(void)
// Queue an event
void event_push(Event event, bool deferred)
{
// Sometimes libuv will run pending callbacks(timer for example) before
// blocking for a poll. If this happens and the callback pushes a event to one
// of the queues, the event would only be processed after the poll
// returns(user hits a key for example). To avoid this scenario, we call
// uv_stop when a event is enqueued.
uv_stop(uv_default_loop());
*kl_pushp(Event, deferred ? deferred_events : immediate_events) = event;
}