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From: conrad@jupiter.ucsc.edu.UUCP
Newsgroups: comp.lang.c++
Subject: virtual constructors
Message-ID: <895@saturn.ucsc.edu>
Date: Fri, 25-Sep-87 18:40:09 EDT
Article-I.D.: saturn.895
Posted: Fri Sep 25 18:40:09 1987
Date-Received: Tue, 29-Sep-87 02:47:54 EDT
Sender: usenet@saturn.ucsc.edu
Reply-To: conrad@jupiter.ucsc.edu (Al Conrad)
Organization: University of California, Santa Cruz; CIS/CE
Lines: 5
Keywords: constructors, derived

Virtual constructors are not allowed.  So if I need a a copy
of a particular object which has derived classes, how do I
do it?  For example: rectangle, circle, line, etc. are derived
classes of the base class *shape*.  Now I want to make a copy
of a given shape.