Path: utzoo!attcan!uunet!lll-winken!ncis!helios.ee.lbl.gov!pasteur!ucbvax!agate!bionet!csd4.milw.wisc.edu!mailrus!ncar!gatech!udel!princeton!phoenix!haahr
From: haahr@phoenix.Princeton.EDU (Paul Gluckauf Haahr)
Newsgroups: comp.arch
Subject: Re: History Question: Origin of fork()
Summary: genie on the sds-9
Message-ID: <5608@phoenix.Princeton.EDU>
Date: 19 Jan 89 20:36:01 GMT
References: <43676@linus.UUCP>
Reply-To: haahr@princeton.edu (Paul Gluckauf Haahr)
Organization: Princeton University, Princeton NJ
Lines: 8

In article <43676@linus.UUCP> dee@linus.UUCP (David E. Emery) writes:
> Who "invented" fork?  What system was the first to use fork?
> (where fork did the Unix thing, i.e.  created a complete copy of the calling
> process as a new O.S. process)

in the unix retrospective from the 1978 bstj, dennis ritchie attributed
the idea to genie, the operating system for the sds-9 (from sigma data
systems, later xerox data systems)