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Re: Lengthy working dir (\w) breaks wrapping in a multi line coloured PS

From: Chet Ramey
Subject: Re: Lengthy working dir (\w) breaks wrapping in a multi line coloured PS1 prompt
Date: Fri, 27 Dec 2013 13:14:21 -0500
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:24.0) Gecko/20100101 Thunderbird/24.1.1

On 12/17/13 9:59 AM, Jinesh Choksi wrote:

> Bash Version: 4.2
> Patch Level: 45
> Release Status: release
> Description:
> The simplest PS1 prompt which demonstrates the issue is:
> PS1="\[\033[01;31m\]Hello address@hidden:\[\033[01;32m\]\w\$\[\033[00m\] "
> The issue is that a lengthy current working directory gets split up before 
> the width of the terminal is reached.
> This happens only when colour sequences are used. When no colour sequences 
> are used, the prompt works correctly.

This is the result of the \n in the prompt, believe it or not.  I have
attached a patch, and the patch will be in bash-4.3/readline-6.3.  I
would appreciate as many people as possible testing it.

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

Attachment: long-prompt.patch
Description: Source code patch

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