add the following: #include <boost/archive/xml_oarchive.hpp> #include <boost/archive/xml_iarchive.hpp> as well as template void CommandRequest::serialize<boost::archive::xml_oarchive>(boost::archive::text_oarchive& archive, const unsigned int version); template void CommandRequest::serialize<boost::archive::xml_iarchive>(boost::archive::text_iarchive& archive, const unsigned int version); Robert Ramey Robert Ramey Venkata (Ravi) Adusumilli wrote:
Hi, BOOST: 1.37 Linux version 2.6.9-efsm (root@vizzini) (gcc version 3.4.6 20060404 (Red Hat 3.4.6-3)) #3 SMP Mon Dec 4 13:14:15 CST 2006
I recieve the following link error: *undefined reference to `void CommandRequest::serialize<boost::archive::xml_iarchive>(boost::archive::xml_iarchive&, unsigned int)'*
while compiling the following class:
======H====== #include <boost/archive/text_oarchive.hpp> #include <boost/archive/text_iarchive.hpp> #include <boost/serialization/shared_ptr.hpp>
class CommandRequest { public: CommandRequest(); CommandRequest(int requestID, int commandType); ~CommandRequest(); int requestID() const; int commandType() const;
protected: int requestIDM; int commandTypeM; friend class boost::serialization::access; template<class A> void serialize(A& archive, const unsigned int); };
BOOST_SERIALIZATION_SHARED_PTR(CommunicationObjects::CommandRequest)
======CPP====== CommandRequest::CommandRequest() : requestIDM(0), commandTypeM(0) { }
CommandRequest::CommandRequest(int requestID, int commandType) : requestIDM(requestID), commandTypeM(commandType) { }
CommandRequest::~CommandRequest() { }
int CommandRequest::requestID() const { return requestIDM; }
int CommandRequest::commandType() const { return commandTypeM; }
template<class A> void CommandRequest::serialize(A & archive, const unsigned int /* version */) { archive & requestIDM; archive & commandTypeM; } template void CommandRequest::serialize<boost::archive::text_oarchive>(boost::archive::text_oarchive& archive, const unsigned int version); template void CommandRequest::serialize<boost::archive::text_iarchive>(boost::archive::text_iarchive& archive, const unsigned int version);
Please let me know if you can help me out.