[TUHS] ed: multiple addresses (with semicolons)

[Rob Pike]

Wasn't quick enough to grab a photo, but saw a car today with the license
plate reading

ED 8080

including the space.

-rob


On Sat, Jul 9, 2022 at 6:11 PM steve jenkin <sjenkin at canb.auug.org.au>
wrote:

>
>
> > On 9 Jul 2022, at 05:13, markus schnalke <meillo at marmaro.de> wrote:
> >
> > Unfortunately I wasn't able to find the ``Multics Condensed Guide''
> > on multicians.org. Can someone please provide a link?
>
> Couldn’t find the Condensed Guide on the Multicians site.
>
> There was a thread on QED, October 2018
>         <https://minnie.tuhs.org/pipermail/tuhs/2018-October/thread.html>
>
> Starts here:
>         <https://minnie.tuhs.org/pipermail/tuhs/2018-October/016595.html>
>
> This message has the bitsavers link at end:
>         <https://minnie.tuhs.org/pipermail/tuhs/2018-October/016613.html>
>
> This from O.P.
>
>         QED editor - thanks!
>                 <
> https://minnie.tuhs.org/pipermail/tuhs/2018-October/016619.html>
>
> Tracking through the thread, there’s software & git repos.
>
> HTH
> steve
>
> ===========
>
> On the Multician site, there was information about qedx - a
> reimplementation, if I read correctly.
> Ken is noted as the author of QED, but no docs are linked.
>
> Dev Docs Library
> <https://multicians.org/devdoc.html>
>         • AW17: Multics Commands and Active Functions pocket guide (101K,
> 04/01/80, posted 12/18/21)
>         • AG91: Multics Programmers' Manual: Reference Guide Table of
> Contents (128K, 1984, posted 04/27/21)
>         • Multics System Programmer's Manual Table of Contents (224K,
> posted 06/05/22, 838 sections, 821 online)
>
>
> Early Multics Development and the MSPM
> <https://multicians.org/mspmtoc.html>
>         • BX.9.06 qed Text Editor, 11/15/68, K. L. Thompson
>
>
> <https://multicians.org/mgq.html#qed>
>
> QED
> CTSS editor written by Ken Thompson. This  line-oriented editor was
> influenced by the character-oriented QED editor on the SDS-940; one of
> Ken's major additions was regular expression searching and substitution.
> Ported to Multics BCPL by Ken and Dennis Ritchie. Bob Daley then wrote
> Multics qedx as a less functional but faster version. Both qed and qedx are
> programmable: they support multiple buffers, and a user can execute the
> contents of a buffer containing editor commands. Doug McIlroy wrote a
> version of tic-tac-toe in qed. Qedx was the standard editor for most of the
> Multics development community throughout the 70s. Info segment for qedx
> command See ted.
>
> [BSG] The qedx language was unambiguously optimized for interactive
> line-editing, not programming, thus writing non-trivial QEDX "macros"
> (programs) was a black art whose results where very ugly and
> non-maintainable and often bordered on black humor. Compare TECO. ted,
> adding many more commands, is one direction of solution. edm, having no
> programming language, is another. [perl, with no editing language, is
> another point on the scale -- THVV] Having entirely distinct command and
> extension languages is now almost universally considered to be the correct
> solution to problems of this sort (e.g., Emacs).
>
> [THVV] A nice history of QED, its descendants, and the use of regular
> expressions is in  Russ Cox's article.
>
>
> Russ Cox
>         Regular Expression Matching Can Be Simple And Fast
>         <https://swtch.com/~rsc/regexp/regexp1.html>
>
>
> qedx Info page
> <
> https://web.mit.edu/multics-history/source/Multics/doc/info_segments/qedx.info
> >
>         03/03/83  qedx, qx
>
>         Syntax:  qx {-control_args} {macro_path} {macro_args}
>
>
>         Function:  The qedx editor is used to create and edit ASCII
> segments.
>         This description summarizes the editing requests and addressing
>         features provided by qedx.  Complete tutorial information on qedx
> is
>         available in the qedx Text Editor Users' Guide, Order No.  CG40.
>
>
> [linked from Multician biblio page] - not QED, qedx
>         <https://multicians.org/biblio.html>
>
> MULTICS
> qedx TEXT EDITOR USER'S GUIDE
>         <
> http://www.bitsavers.org/pdf/honeywell/multics/CG40-01_qedx_Feb83.pdf>
>
>
> ===========
>
> <
> http://www.bitsavers.org/pdf/honeywell/multics/swenson/6906.multics-condensed-guide.pdf
> >
>
> Page: V1-2 Rev 2 06019
>
> TEXT ADDRESSING
>
> QED accepts commands and text as a stream of characters from the console.
> Text within the current buffer is specified by (1) line addresses or (2)
> strings (regular-expressions) in the text 1 ine.
>
> Lines in the current buffer may be addressed in the following ways:
>         1. by current line number
>         2. by absolute line number
>         3. by the value of the current line (".")
>         4. by the special character (“$”)
>         5. by context
>         6. by additive combinations of methods 1. to 5.
>
> ===========
>
> --
> Steve Jenkin, IT Systems and Design
> 0412 786 915 (+61 412 786 915)
> PO Box 38, Kippax ACT 2615, AUSTRALIA
>
> mailto:sjenkin at canb.auug.org.au http://members.tip.net.au/~sjenkin
>
>
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