Re: vi editing mode + color prompt = trouble?

[Chet Ramey]

Halim Issa wrote:
> On bash 3.2 patchlevel 048 (and earlier) there appears to be problems in vi 
> mode and prompts containing escape characters (such as to get bold text).
> 
> To reproduce:
> Enter vi editing mode set -o vi
> 
> Set the following prompt:
> export PS1="[\!] \[\e[1m\]\u\[\e[m\]@\h:\w>"
> 
> Type "one two three four five six seven eight" press ESCape and 7 B to go 
> seven words back. This takes me right in the middle of the prompt while 
> displaying (args:7) on the prompt. Once it removes the (args:7) info, ie when 
> I press the "B", the cursor location is messed up and I end up in the middle 
> of the prompt, instead of at the word "two" where I should be.

I can't reproduce this with xterm, aterm, or Terminal on Mac OS X with
bash-3.2.48.

I have made display fixes for possibly-related problems displaying numeric
arguments; maybe those will fix your problem.  They will come out with
bash-4.0.

Chet

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer

Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/