AbstractPoint.cpp

#include "AbstractPoint.h"


//BOOST_CLASS_EXPORT_IMPLEMENT(AbstractPoint)

AbstractPoint.h

#ifndef ABSTRACT_POINT_H
#define ABSTRACT_POINT_H

class AbstractPoint
{
public:
    virtual ~AbstractPoint(){}
    virtual void DoSomething() = 0;

};

//BOOST_SERIALIZATION_ASSUME_ABSTRACT(AbstractPoint)

//BOOST_CLASS_EXPORT_KEY(AbstractPoint)

#endif

CMakeLists.txt

cmake_minimum_required(VERSION 2.6)
 
Project(Linking)

SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -std=c++11")

add_custom_target(projectHeaders SOURCES AbstractPoint.h Point.h Library.h)

# Either of the following lines are ok
add_library(TestLib Library.cpp AbstractPoint.cpp Point.cpp)

ADD_EXECUTABLE(TestExe Linking.cpp)
#ADD_EXECUTABLE(TestExe Linking.cpp AbstractPoint.cpp Point.cpp)
target_link_libraries(TestExe TestLib)

Library.cpp

#include "Library.h"

#include <iostream>

#include "Point.h"

void LibraryFunction()
{
    std::cout << "LibraryFunction()" << std::endl;
}

Library.h

#ifndef LIBRARY_H
#define LIBRARY_H

void LibraryFunction();

#endif

Linking.cpp

#include <iostream>

#include "Library.h"
#include "Point.h"

int main()
{
    LibraryFunction();

    return 0;
}

Point.cpp

#include "Point.h"

//BOOST_CLASS_EXPORT_IMPLEMENT(Point)

Point.h

#ifndef POINT_H
#define POINT_H

#include "AbstractPoint.h"

class Point : public AbstractPoint
{
public:
    Point() = default;
    Point(const double data) : mData(data) {}

    void DoSomething(){}


    double mData;
};

//BOOST_CLASS_EXPORT_KEY(Point)

#endif