Message-Id: <3.0.1.32.19970608224719.00915100@mail.geocities.com> Date: Sun, 08 Jun 1997 22:47:19 -0700 To: djgpp AT delorie DOT com From: Mike Orbinpost Subject: Inheritance, friends, and undefined symbol errors... Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="=====================_865860439==_" Precedence: bulk --=====================_865860439==_ Content-Type: text/plain; charset="us-ascii" I am getting an Undefined symbol error when I build this project (in the linking actually). outFile is defined as a virtual function in both the base and derived classes, it is implemented in the derived class but used in a friend function of the base. From what I have read (in C++ Primer Plus by Waite Group Press) this should be a legitimate practice. Anybody have any ideas. --Mike --=====================_865860439==_ Content-Type: application/zip; name="finaproj.ZIP"; x-mac-type="705A4950"; x-mac-creator="705A4950" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="finaproj.ZIP" UEsDBBQAAgAIANCayCIV1M5RhQAAALgAAAAMAAAAdGVzdGJhc2UuY3BwTY1BCsMgEEXXHfAOQwoh gRIP0Ow8Qk9g7EAFdUTHVejda1ooWf73HzytUagKbrYSOg6BnNgtEPqYA0VKYsVzUqB/4uEtLmcF Cq4+udCehMP/eQ3HwVUK2YgjcqZihcu6TidYbz2VetWcgiOaWcGu4GIWbvL42lOXcb53WEhaSX32 8VbwAVBLAwQUAAIACABzncgiKoJfmsEAAABHAQAACgAAAHRlc3RiYXNlLmhdjsEKwjAQRM8G8g8D BWlB7F2LoCJ4b+8lTbcYiIkkqRfRbzdtRaqnXd7M7GyeoyIfcBCegKPVmmQQjSbO8hxNpOsLZ5wl qjMtdajr6lRWh315qs+RRqQM/dHBbaTuW0KhrA+OxHV92Q2C1ML7eQ0eA771jVZyw9liJqXZNoK7 cqEXGq8fBQ88h+BXvlvVwvahHNtSfGqxjBsySGt82I6Jziky7dxwIyeCdUWRzlOrKfTz7BJHZNOZ 5ziSeEp1nL0BUEsDBBQAAgAIAKecyCIcYVebtgAAACYBAAAMAAAAdGVzdG1haW4uY3BwVY2xEoIw EERrMpN/uIkNWBB70BkKGysKfwDJKZmBXCYEKRz/3UQKoNvbe7srJdxx9DA02sCTHHhH06PHsSPy 2rw4kxJ8ICKQt9ZyxtlBm7afFEKpafQOmyHvLhtbxIBFN+adiLw2y0AKb9IKMs4+nCURIANVb7sm FTc9iKxY7WNV/0VNIY2uiD3J3oMzGJxhCaQgrmpunBKQLXBLk4eyXAaiQKP6YvvYt61EYBz6yRk4 hevL2Q9QSwMEFAACAAgASJ3IIoqEk70EAQAAwQEAAAwAAAB0ZXN0cGVycy5jcHBVkMFOwzAMhs9E yjtYRUIpoBXErRQktPsuPEFIvTZSmlRJugkQ747drmycYv+//edLqgoypgwjxhQ8GKdTghajPWAL +xgGMME5NFl/OJSiqsAOo8MBfdbZBj9LnMABGzOOUkhxbb1xU4tQ/Dl9cSE3NqQcUQ+b/vVSJtH6 bhalWIjqejkVmF5HuN3hcacHhBJq2J7JVCnFtxRXnr0X8Hhc5lWyXxj26rRW3j2WzzRGF5nxU/H0 PaweG7rj9acHrk2YMjQNFFtCzfQdBXe8Q+4PIx6CbWHlpOn3+VEKTq+DG6qI1ASf8sJHPWWgb92c zPfW59x/3lu3Wgx1cpgrYp6iXxl+AVBLAwQUAAIACACansgio2xtCuAAAABoAQAACgAAAHRlc3Rw ZXJzLmhdULFqwzAUnG3wPxwJtEmHeE+mUgKdQoizG1l6jgWyFCTZGUr/vXpWoaFadNzdu3u8ukak EHEnH5yFNCIEKPJ6JoXeuxHSGUMyis5QVdbZzu7dUJVVuda9VdSjba/H5no+Xpr2M7GJ0pb+sey2 0kyKsOKUTgTaDSsWcu/vEnvcp85oiY/n6q+qLOQgPN5gxUgHFGmZ8zLxGnBKVDJoGyFuSczv2fF+ I27K0XuGRe7bbA9/GLniRA9OBEtJnLWPkzCYnVZwU2yiJzFu4MIC8JIQtulUNsQ88b18a7JK94x+ AFBLAQIUCxQAAgAIANCayCIV1M5RhQAAALgAAAAMAAAAAAAAAAEAIAAAAAAAAAB0ZXN0YmFzZS5j cHBQSwECFAsUAAIACABzncgiKoJfmsEAAABHAQAACgAAAAAAAAABACAAAACvAAAAdGVzdGJhc2Uu aFBLAQIUCxQAAgAIAKecyCIcYVebtgAAACYBAAAMAAAAAAAAAAEAIAAAAJgBAAB0ZXN0bWFpbi5j cHBQSwECFAsUAAIACABIncgiioSTvQQBAADBAQAADAAAAAAAAAABACAAAAB4AgAAdGVzdHBlcnMu Y3BwUEsBAhQLFAACAAgAmp7IIqNsbQrgAAAAaAEAAAoAAAAAAAAAAQAgAAAApgMAAHRlc3RwZXJz LmhQSwUGAAAAAAUABQAeAQAArgQAAAAA --=====================_865860439==_--