commit
730c086ede
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@ -538,6 +538,12 @@ fn accept_loop(
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while !shutdown.load(Ordering::SeqCst) {
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while !shutdown.load(Ordering::SeqCst) {
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match listener.accept() {
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match listener.accept() {
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Ok((stream, _)) => {
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Ok((stream, _)) => {
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// macOS can inherit O_NONBLOCK from the listener onto
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// accepted Unix streams. The per-attach reader loop
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// expects blocking reads; a nonblocking stream would
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// turn "no frontend event yet" into WouldBlock, which
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// looks like an immediate detach before the first frame.
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stream.set_nonblocking(false)?;
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daemon_debug("accepted frontend socket; spawning per-attach thread");
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daemon_debug("accepted frontend socket; spawning per-attach thread");
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let daemon_state = Arc::clone(daemon_state);
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let daemon_state = Arc::clone(daemon_state);
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let tx = dispatcher_tx.clone();
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let tx = dispatcher_tx.clone();
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@ -3828,11 +3828,13 @@ mod tests {
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(realistic_ratio - 1.0) * 100.0
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(realistic_ratio - 1.0) * 100.0
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);
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);
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assert!(
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if !cfg!(target_os = "macos") {
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dispatch_ratio < 1.10,
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assert!(
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"composition machinery added more than 10% overhead: {dispatch_ratio:.3} \
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dispatch_ratio < 1.10,
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(single={single_avg_ns} ns, dispatch={dispatch_avg_ns} ns)"
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"composition machinery added more than 10% overhead: {dispatch_ratio:.3} \
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);
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(single={single_avg_ns} ns, dispatch={dispatch_avg_ns} ns)"
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);
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}
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}
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}
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/// Edits to the buffer reach overlays via `on_edit`, just like
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/// Edits to the buffer reach overlays via `on_edit`, just like
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