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From: csimmons@jewel.oracle.com (Charles Simmons)
Newsgroups: comp.arch
Subject: Re: Architectural Requirements for Unix (was: upgrades)
Message-ID: <1990Jun2.134157.14516@oracle.com>
Date: 2 Jun 90 13:41:57 GMT
References: <2286@crdos1.crd.ge.COM> <29972@cup.portal.com> <1990May14.141148.9884@xavax.com> <7754@crdgw1.crd.ge.com> <30016@cup.portal.com> <1990May19.230618.16090@utzoo.uucp> <383@garth.UUCP>
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In article <2286@crdos1.crd.ge.COM>, davidsen@crdos1.crd.ge.COM (Wm E
Davidsen Jr) writes:
> | 3) Using explicit sharing of library code
> 
>   This could be done with segments, although I don't know of any machine
> which does it. I looked at doing it on a 286, with all the library
> routines called with far calls to a library segment. I am sure it can be
> done, but I don't have an example of doing it.
> 

Ah!  I can't pass this one up.  Turns out that one of your favorite
machines, the GE 6something (well, one of its descendents), does this
sort of thing.  The Dartmouth College Time Sharing system started
putting shared libraries in segments in around 1985 or so.  Worked
great.

-- Chuck