[TUHS] History of non-Bell C compilers?
Heinz Lycklama
heinz at osta.com
Fri Mar 8 10:54:41 AEST 2024
Marc is correct. All of ISC C compilers were based
on Bell Labs C compilers, starting with a C compiler
for the DEC VAX machine in 1978.
Heinz
On 3/7/2024 4:30 PM, Marc Rochkind wrote:
> Larry & Dave, thanks for jogging my memory. I'm pretty sure it was BDS
> C on that z80 Zenith computer. (See my longer post above.)
>
> I should add that around 1984 I got a copy of PC/IX for the IBM XT,
> directly from Interactive Systems in Santa Monica, where I knew a few
> people. That was true UNIX, System III, I think, and I used it for all
> of the examples for my book "Advanced UNIX Programming," which came
> out in 1985. It, of course, had a real Bell Labs C compiler.
>
> Marc
>
> On Thu, Mar 7, 2024 at 5:15 PM Charles H Sauer (he/him)
> <sauer at technologists.com> wrote:
>
> On 3/7/2024 5:52 PM, Warner Losh wrote:
> >
> >
> > On Thu, Mar 7, 2024 at 4:24 PM Warner Losh <imp at bsdimp.com
> > <mailto:imp at bsdimp.com>> wrote:
> >
> >
> >
> > On Thu, Mar 7, 2024, 4:14 PM Tom Lyon <pugs78 at gmail.com
> > <mailto:pugs78 at gmail.com>> wrote:
> >
> > For no good reason, I've been wondering about the early
> history
> > of C compilers that were not derived from Ritchie,
> Johnson, and
> > Snyder at Bell. Especially for x86. Anyone have tales?
> > Were any of those compilers ever used to port UNIX?
> >
> >
> > MIT had several that were used for ka9q and at least the
> Venix x86
> > port. They supported the popular micros of the time. Various
> > versions of them survive to the present day.
> >
> >
> > It's at bitsavers:
> >
> > https://bitsavers.org/bits/MIT/pc-ip/8086_C_19850820.tar
> > <https://bitsavers.org/bits/MIT/pc-ip/8086_C_19850820.tar>
> > and
> > https://bitsavers.org/bits/MIT/trix/MIT_Compiler_Tape/
> > <https://bitsavers.org/bits/MIT/trix/MIT_Compiler_Tape/>
> >
> > are pointers to compilers from the early 80s. Obviously not ANSI-C
> > compilers :)
> >
> > Warner
>
> See, also,
> https://www.program-transformation.org/Transform/CCompilerHistory.html
> &
> http://www.desmet-c.com/.
>
> When I only had PC/IX on an XT at my office and a PCjr at home, I
> mostly
> worked with C at home with DeSmet. I still have a couple of 5.25"
> 360K
> diskettes labeled C-Ware, which I think are DeSmet 2.4.
>
> Charlie
>
> --
> voice: +1.512.784.7526 e-mail: sauer at technologists.com
> fax: +1.512.346.5240 Web: https://technologists.com/sauer/
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> CharlesHSauer
>
>
>
> --
> /My new email address is mrochkind at gmail.com/
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