[TUHS] Isaacson v Unix

[Ben Greenfield]

> On Jan 5, 2019, at 10:26 AM, Warner Losh <imp at bsdimp.com> wrote:
> 
> 
> 
> On Sat, Jan 5, 2019 at 8:04 AM Ed Carp <erc at pobox.com <mailto:erc at pobox.com>> wrote:
> > I looked, and it too says next to nothing about Unix (which it describes as a
> > "programming language" - pg. 346). Oh well.
> 
> Pretty funny, or sad, depending on your viewpoint!
> 
> > This is really a pretty serious omission, given that the vast majority of
> > mobile devices now run Android, which is a Unix derivative (Linux). So just
> > about everyone has a Unix-derived thing in their pocket.
> 
> To hear some people talk, everything started with Linux, and Torvalds
> is a god. Nonsense.
> 
> Even iOS and MacOS are derived from BSD, I believe. I know that MacOS
> is (or has been until relatively recently, at any rate) derived from
> BSD.
> 
> MacOS X is derived from BSD + Mach VM, with lots of infusions from BSD and other projects. iOS is derived from MacOS.

I think that it is more clearly expressed as MacOS X has a BSD interface to the Mach VM. Mach has always had this sort of relationship with BSD and it still exists. 

iOS…

Ben


> 
> Warner
>  
> On 1/5/19, Noel Chiappa <jnc at mercury.lcs.mit.edu <mailto:jnc at mercury.lcs.mit.edu>> wrote:
> >    >> From: Doug McIlroy
> >
> >     >> I have heard also that Isaacson's "Idea Factory" (about Bell Labs)
> >
> >     > Did you mean the work of this title by Jon Gertner? (I have yet to
> > pull
> >     > down my copy to see what it says about Unix
> >
> > I looked, and it too says next to nothing about Unix (which it describes as
> > a
> > "programming language" - pg. 346). Oh well.
> >
> > This is really a pretty serious omission, given that the vast majority of
> > mobile devices now run Android, which is a Unix derivative (Linux). So just
> > about everyone has a Unix-derived thing in their pocket.
> >
> >       Noel
> >

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