Function constructMemorySegment

src/osvr/Common/IPCRingBuffer.cpp:207–225

        /// @brief Factory function for constructing a memory segment holder.
        template <typename ManagedMemory>
        inline unique_ptr<SharedMemorySegmentHolder>
        constructMemorySegment(IPCRingBuffer::Options const &opts,
                               bool doCreate) {
            unique_ptr<SharedMemorySegmentHolder> ret;
            if (doCreate) {
                ret.reset(
                    new ServerSharedMemorySegmentHolder<ManagedMemory>(opts));
            } else {
                ret.reset(
                    new ClientSharedMemorySegmentHolder<ManagedMemory>(opts));
            }
            if (nullptr == ret->getBookkeeping()) {
                ret.reset();
            } else {
                OSVR_SHM_VERBOSE("size: " << ret->getSize() << ", free: "
                                          << ret->getFreeMemory());
            }
            return ret;
        }
    } // namespace

    IPCRingBuffer::BufferWriteProxy::BufferWriteProxy(