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Re: Forgets color when resizing with newline in prompt


From: Chet Ramey
Subject: Re: Forgets color when resizing with newline in prompt
Date: Thu, 10 Oct 2019 10:22:30 -0400
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.9.0

On 10/5/19 11:41 AM, ao2 wrote:

> Bash Version: 5.0
> Patch Level: 3
> Release Status: release
> 
> Description:
> 
>         I noticed that when there is a newline in the prompt bash "forgets"
>         about ANSI color sequences when the window is resized. I am not sure
>         f this is general for other kinds of ANSI escape codes.

Readline tries hard to minimize redisplay by only redrawing the last line
of the prompt (the portion following the final newline). Occasionally that
has undesired consequences, like this, but this isn't a compelling reason
to change it.

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    address@hidden    http://tiswww.cwru.edu/~chet/



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