event: Bail out of event_poll when any event is processed

The loop condition was set to only exit when user input is processed, but we
must exit on any event to properly notify `event_poll` callers

1 files changed, 6 insertions, 6 deletions

diff --git a/src/nvim/os/event.c b/src/nvim/os/event.c
index 6723b97e0c..8b7bc53978 100644
--- a/src/nvim/os/event.c
+++ b/src/nvim/os/event.c
@@ -99,13 +99,9 @@ bool event_poll(int32_t ms)
     // Run one event loop iteration, blocking for events if run_mode is
     // UV_RUN_ONCE
     uv_run(uv_default_loop(), run_mode);
-    // Process immediate events outside uv_run since libuv event loop not
-    // support recursion(processing events may cause a recursive event_poll
-    // call)
-    event_process(false);
   } while (
       // Continue running if ...
-      !input_ready() &&   // we have no input
+      !event_process(false) &&   // we didn't process any immediate events
       !event_has_deferred() &&   // no events are waiting to be processed
       run_mode != UV_RUN_NOWAIT &&   // ms != 0
       !timer_data.timed_out);  // we didn't get a timeout
@@ -139,11 +135,13 @@ void event_push(Event event, bool deferred)
 }
 
 // Runs the appropriate action for each queued event
-void event_process(bool deferred)
+bool event_process(bool deferred)
 {
+  bool processed_events = false;
   Event event;
 
   while (kl_shift(Event, get_queue(deferred), &event) == 0) {
+    processed_events = true;
     switch (event.type) {
       case kEventSignal:
         signal_handle(event);
@@ -158,6 +156,8 @@ void event_process(bool deferred)
         abort();
     }
   }
+
+  return processed_events;
 }
 
 // Set a flag in the `event_poll` loop for signaling of a timeout