[Info-vax] TECO was: Re: x86-64 VMS: One piece of software no-one has asked for yet
Rich Alderson
news at alderson.users.panix.com
Sat Sep 6 19:58:24 EDT 2014
Stephen Hoffman <seaohveh at hoffmanlabs.invalid> writes:
> If the continued use of the VMS-integrated TECO editor as a test of the
> binary translators is retired, inappropriate or insufficient, and/or if
> you want your own and somewhat more portable version of TECO, then
> <http://almy.us/teco.html> has packages and source code. More info
> <http://www.emacswiki.org/emacs/TECO>
^^^^
> <http://en.wikipedia.org/wiki/TECO_(text_editor)>
I feel that I have to point out that the version of TECO in which EMACS was
first implemented is completely and entirely incompatible with the VAX, Alpha,
or Itanium, given that it was written for PDP-10 systems running the ITS
operating system at the MIT AI Lab, and ported to TOPS-20 from there. It was
never ported even to Tops-10, since it assumes a paged memory model which the
older DEC OS for the PDP-6/PDP-10 lacked.
It is remarkably full of architectural assumptions (36 bits/word, characters as
7-bit ASCII packed 5/word, etc. usw. k.t.l. ad nauseam.)
Old .sig (1993-2003):
Rich Alderson Last LOTS Tops-20 Systems Programmer, 1984-1991
Current maintainer, MIT TECO EMACS (v. 170)
last name @ XKL dot COM Customer Interface, XKL LLC
Still the last person to do development and maintenance on the 2 programs...
--
Rich Alderson news at alderson.users.panix.com
the russet leaves of an autumn oak/inspire once again the failed poet/
to take up his pen/and essay to place his meagre words upon the page...
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