[TUHS] basic tools / Universal Unix

Chet Ramey chet.ramey at case.edu
Thu Nov 2 10:05:14 AEST 2017

On 11/1/17 4:37 PM, arnold at skeeve.com wrote:
> Bakul Shah <bakul at bitblocks.com> wrote:
>> I think what Ralph wants is something like "LINES=1 vi"
>> but without clearing the screen so that commands that
>> are cursor relative can work. rlwrap and readline don't
>> edit the current line in the file, only the command input.
> OK, that I can understand.  It's ages since I played with
> readline, but I think you can preload the buffer it works on
> (bash does that, no?) so ed + readline could be made to work
> that way.

Yes, you can set a startup hook to preload the buffer contents. Bash
uses that for `read -ei'.

``The lyf so short, the craft so long to lerne.'' - Chaucer
		 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet at case.edu    http://cnswww.cns.cwru.edu/~chet/

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