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Re: readline eats previous text on line

From: Neil Jerram
Subject: Re: readline eats previous text on line
Date: Fri, 06 Oct 2006 00:35:05 +0100
User-agent: Gnus/5.1007 (Gnus v5.10.7) Emacs/21.4 (gnu/linux)

Kevin Ryde <address@hidden> writes:

> Neil Jerram <address@hidden> writes:
>> Slightly confusingly, set-readline-prompt! does also set the default
>> prompt for an explicit `readline' call (1).  I think the overall
>> situation would be clearer if it didn't.
> It's not too terrible, may as well leave it alone in case anyone's
> nutted it out and is using it.

OK, agreed.

>> The bug which Jon has noted, about the effect of set-readline-prompt!
>> not lasting very long, is caused by the fact that Guile's REPL code,
> It might have been from only using `display' to show a prompt, which
> readline doesn't know and hence overwrites.

Good point.  I believe Jon's going to raise this (inability to do
readline starting from the column after the prompt) with the readline

>> ... This code should instead
>> save the existing prompts and restore them afterwards
> But yes, that'd be a good thing.
>> Patch is below.
> Looks pretty reasonable.

Thanks; I've committed it now.


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