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Re: Gforth-EC, the underappreciated embedded Forth

From David Kuehling <dvdkhlng@gmx.de>
Newsgroups comp.lang.forth
Subject Re: Gforth-EC, the underappreciated embedded Forth
Date 2012-02-07 16:55 +0100
Message-ID <8762fibptf.fsf@mosquito.pool> (permalink)
References <87fwen62fr.fsf@snail.Pool> <lz164z.9v@spenarnc.xs4all.nl>

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>>>>> "Albert" == Albert van der Horst <albert@spenarnc.xs4all.nl> writes:

> In article <87fwen62fr.fsf@snail.Pool>,
> David Kuehling  <dvdkhlng@gmx.de> wrote:
>> Hi,
>> 
>> I've been having a look at Gforth-EC lately, that's the embedded
>> cross-compiled Forth support that has been included with Gforth all
>> the time, but as it's well hidden and pretty undocumented, I guess
>> most people wouldn't have noticed it.
>> 
>> Now it turns out it only takes a few commands to generate a usable
>> 8086 gforth-ec executable, running in dosbox (i.e. emulated under
>> Linux):
>> 
>> From the Gforth source directory, run:
>> 
>> ./build-ec 8086 mv kernl-8086.fi gforthec.com # need to rename for
>> dosbox to execute it dosbox gforthec.com

> Slightly surprising. I expect a Forth only to run on a dosbox if it
> does INT 21 io.  I expect an embedded Forth to work independant from
> MSDOS INT 21 stuff.

It does use int 21 io, see definition of (emit) &friends in [1].  The
nice thing is that this is really completely compiled&assembled from
forth.  No binutils, GCC etc. involved.

cheers,

David

[1] http://www.complang.tuwien.ac.at/cvsweb/cgi-bin/cvsweb/gforth/arch/8086/prim.fs?rev=1.6;content-type=text%2Fplain
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Thread

Gforth-EC, the underappreciated embedded Forth David Kuehling <dvdkhlng@gmx.de> - 2012-02-06 23:07 +0100
  Re: Gforth-EC, the underappreciated embedded Forth Albert van der Horst <albert@spenarnc.xs4all.nl> - 2012-02-07 16:07 +0000
    Re: Gforth-EC, the underappreciated embedded Forth BruceMcF <agila61@netscape.net> - 2012-02-07 07:51 -0800
    Re: Gforth-EC, the underappreciated embedded Forth David Kuehling <dvdkhlng@gmx.de> - 2012-02-07 16:55 +0100
  Re: Gforth-EC, the underappreciated embedded Forth Coos Haak <chforth@hccnet.nl> - 2012-02-08 01:30 +0100
    Re: Gforth-EC, the underappreciated embedded Forth David Kuehling <dvdkhlng@gmx.de> - 2012-02-08 09:52 +0100
    Re: Gforth-EC, the underappreciated embedded Forth David Kuehling <dvdkhlng@gmx.de> - 2012-02-10 01:45 +0100

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