Date: Tue, 13 Jul 2004 23:22:36 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: "M. Warner Losh" <imp@bsdimp.com> Cc: nate@root.org Subject: Re: cvs commit: src/sbin/kldunload kldunload.8 kldunload.c Message-ID: <25996.1089753756@critter.freebsd.dk> In-Reply-To: Your message of "Tue, 13 Jul 2004 15:15:49 MDT." <20040713.151549.66796909.imp@bsdimp.com>
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In message <20040713.151549.66796909.imp@bsdimp.com>, "M. Warner Losh" writes: >: I'm pretty sure i mean "multiple inheritance": >: >: objects A, B, X, Y; >: A is a child of X and Y; >: B is a child of Y and Z; >: >: that was called multiple inheritance last I read about OO. > >If you are talking types, that's multiple inheritance. If you are >talking instances in the object tree, that's multi pathing. > >newbus definitely supports multiple inheritance like you describe. >Just use DEFINE_CLASS_2 for objects A and B and list X and Y for the >first one and Y and Z for the second. That was another thing I ran into with newbus: I had to define things at compile time which I only knew at (auto-)configure time. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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