Method Dequeue

library/cpp/neh/pipequeue.h:82–89

        }

        inline void* Dequeue(TCont* c, char* ch, size_t buflen) {
            void* ret = nullptr;

            while (!Q_.Dequeue(&ret) && S_.Acquire(c, ch, buflen)) {
            }

            return ret;
        }

        inline void* Dequeue() noexcept {
            void* ret = nullptr;