[#BloombergLP-bdlcc-SingleProducerSingleConsumerBoundedQueue-disablePushBack]
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Disable enqueueing into this queue. All subsequent invocations of `pushBack` or `tryPushBack` will fail immediately. If the single producer is blocked in `pushBack`, the invocation of `pushBack` will fail immediately. If the queue is already enqueue disabled, this method has no effect.

== Synopsis

Declared in `<bdlcc_singleproducersingleconsumerboundedqueue.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
disablePushBack();
----


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