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Make timer queue run on background queue

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PiperOrigin-RevId: 788236523
This commit is contained in:
Edwin Wu
2025-07-28 18:21:49 -07:00
committed by Copybara-Service
parent f487377f5c
commit bcc34ee7b6
1 changed files with 3 additions and 1 deletions
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internal/platform/implementation/apple/timer.mm
+3 -1
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@@ -50,8 +50,10 @@ bool Timer::Create(int delay, int interval, absl::AnyInvocable<void()> callback)
uint64_t intervalInNanoseconds = interval == 0 ? DISPATCH_TIME_FOREVER : interval * NSEC_PER_MSEC;
callback_ = std::move(callback);
// Run the timer on a background queue to avoid deadlocking the main thread,
// which may be blocked waiting for a future to complete.
timer_ = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, /*handle=*/0, /*mask=*/0,
dispatch_get_main_queue());
dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0));
dispatch_source_set_event_handler(timer_, ^{
absl::AnyInvocable<void()> callback_to_run = nullptr;