zeroshade commented on code in PR #40807:
URL: https://github.com/apache/arrow/pull/40807#discussion_r1561601329
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cpp/src/arrow/c/bridge.h:
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@@ -321,6 +321,31 @@ ARROW_EXPORT
Status ExportChunkedArray(std::shared_ptr<ChunkedArray> chunked_array,
struct ArrowArrayStream* out);
+/// \brief Export C++ RecordBatchReader using the C device stream interface
+///
+/// The resulting ArrowDeviceArrayStream struct keeps the record batch reader
+/// alive until its release callback is called by the consumer. The device
+/// type is determined by calling device_type() on the RecordBatchReader.
+///
+/// \param[in] reader RecordBatchReader object to export
+/// \param[out] out C struct to export the stream to
+ARROW_EXPORT
+Status ExportDeviceRecordBatchReader(std::shared_ptr<RecordBatchReader> reader,
Review Comment:
I've made a bunch of changes propagating the sync event and the device type
now, so `GetSyncEvent` now does something :)
Thoughts?
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