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ReceivedDataStructure<> made noncopyable

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Pavel Kirienko
2016-07-29 17:24:18 +03:00
parent 8b434c7768
commit c2ba231741
2 changed files with 10 additions and 7 deletions
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libuavcan/include/uavcan/node/generic_subscriber.hpp
+6 -1
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@@ -29,9 +29,14 @@ namespace uavcan
* void first(const ReceivedDataStructure<Foo>& msg);
* void second(const Foo& msg);
* In the latter case, an implicit cast will happen before the callback is invoked.
*
* This class is not copyable because it holds a reference to a stack-allocated transfer descriptor object.
* You can slice cast it to the underlying data type though, which would be copyable:
* DataType dt = rds; // where rds is of type ReceivedDataStructure<DataType>
* // dt is now copyable
*/
template <typename DataType_>
class UAVCAN_EXPORT ReceivedDataStructure : public DataType_
class UAVCAN_EXPORT ReceivedDataStructure : public DataType_, Noncopyable
{
const IncomingTransfer* const _transfer_; ///< Such weird name is necessary to avoid clashing with DataType fields