Re: Strange terminal with ncurses 6.0 and readline

[BERTRAND Joël]

Thomas Dickey a écrit :
> On Wed, Jul 15, 2015 at 07:39:53PM +0200, BERTRAND Joël wrote:
> >         Hello,
> >
> >         I'm using readline and ncurses on a huge program I write for a long
> > time (http://www.rpl2.net). Yesterday, I have upgraded ncurses from
> > last 5.9 patch to 6.0. I have seen some trouble with readline. For
>
> More than one question:

        You're welcome.

>         + what was the date for the "last 5.9 patch"?

	Last patch available last thursday on invisible-island.net. I don't 
remember its date, maybe ncurses-5.9-20150707.

>         + what configure options did you use with "6.0"?
>           (still pre-release, to check for regressions)

        Same options for both 5.9 and 6.0 :
configure --prefix=/usr/local --enable-static

>         + "6.0" can be configured to be the "same" as 5.9 using this option:
>                 --with-abi-version=5
>           Did you try building ncurses with that?

	Yes, and with --with-abi-version=5.9 --with-rel-version=5.9, readline 
runs like a charm.

>         + what I recall of readline is that it does not use much of ncurses'
>           screen optimization.  But I haven't looked at it for quite a while.
>           You _might_ have to recompile it to work with "6.0".
>           Did you do that?

        I have.

> > example, backpspace doesn't work anymore :
> >
> > rayleigh:[~/gopher/rpl2/build-amd64/src] > rpl -is
> > +++RPL/2 (R) version 4.1.22 (Mercredi 15/07/2015, 13:20:38 CEST)
> > +++Copyright (C) 1989 à 2014, 2015 BERTRAND Joël
> >
> > +++Ce logiciel est un logiciel libre sans aucune garantie de fonctionnement.
> > +++Pour plus de détails, utilisez la commande 'warranty'.
> >
> > RPL/2> azerty      1234
> >
> > 1: 1234
> > RPL/2>
> >
> >         All backspaces are printed as regular space even if 'azerty' string
> > is delete. Arrow keys doesn't work anymore as expected. If I link
> > the same program against ncurses 5.9, it runs like a charm.
> >
> >         I don't understand interaction between ncurses and readline. My
> > program is statically linked against readline _and_ ncurses.
>
> I'll have to investigate - simply have been short of time...

        Regards,

        JKB