Antoine Pitrou created ARROW-16220:
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Summary: [C++] IPC listener interface should allow receiving
custom_metadata
Key: ARROW-16220
URL: https://issues.apache.org/jira/browse/ARROW-16220
Project: Apache Arrow
Issue Type: Improvement
Components: C++
Reporter: Antoine Pitrou
ARROW-16131 is adding custom_metadata support to synchronous (blocking) IPC
readers and writers, but the Listener class used for event-driven IPC readers
needs enhancing as well.
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