Improve the use of GNU readline

[John W. Eaton]

On  7-Apr-1999, Thomas Walter <address@hidden> wrote:

| has anybody investigated some time on the use of GNU readline in
| 'octave' ?
| 
| The improvement I mean is to add a new entry in the history only if
| the current line has changed compared with the previous line.

I don't know of anyone who has done this.  If anyone is interested in
working on it, I think it would be best to do something similar to the
HISTCONTROL feature from bash, though it might be better to use a
regular expression match instead of a shell pattern match.

Thanks,

jwe