Re: Help understanding changed terminal behavior in Leopard?
Re: Help understanding changed terminal behavior in Leopard?
- Subject: Re: Help understanding changed terminal behavior in Leopard?
- From: Jonathan Gold <email@hidden>
- Date: Fri, 17 Oct 2008 14:05:21 -0700
(Resending to keep on list -- first version got dropped due to email probs on my
end)
Jordan --
I'm new to the Apple lists and such, but I'd be happy to create a radar about
this if you think it falls into that category (seems like it would).
I'm new to the Apple process, but I did a quick web search for "radar apple,"
and it seems that what I should do is go to bugreport.apple.com, create an ADC
account, and follow the steps from there? If that's the right plan, I'm happy to
do that of course!
jon
On Fri, Oct 17, 2008 at 01:56:31PM -0700, Jordan K. Hubbard wrote:
> That's a pretty harsh indictment, and what most people probably don't realize is that Terminal.app got a pretty major
> re-write for Leopard. This often means that all features do not necessarily make it across on the first go-around, but
> at least you have a new, better code base in which to add them. If people don't file radars asking for specific things
> they want back (or fixed, because they're now broken), it's also easy to assume that maybe they weren't very important
> to begin with and can be safely left on the cutting room floor, so to speak. Please, file radars. Nothing is frozen
> in stone at Apple, not even stone. :-)
>
> - Jordan
>
> On Oct 17, 2008, at 10:47 AM, Mike Sliczniak wrote:
>
> >Hi Johnathan,
> >
> >Terminal.app in Leopard is a much poorer terminal emulator in Leopard than it was in Tiger for various reasons.
> >Basically it added tabs (perfectly useless due to the screen program) and took away the horizontal spilt that worked
> >with the alternate screen while breaking many emulation features.
> >
> >What you are looking for is emulation of 'alternate screen' and I think this is one of the features that disappeared
> >in the Terminal.app in Leopard. Due to other bugs in Terminal.app I have to set the TERM enviroment variable to dtterm
> >to get various programs to redraw correctly so i am not 1005 sure that the alternate screen feature is missing but it
> >most likely is. Try setting your terminal emulation in the prefs to xterm.
> >
> >On my system with TERM set to xterm and the default terminfo files xterm running under X11.app supports the alternate
> >screen correctly. In fact by default if you ctrl middle click the xterm you get the VT menu and the last option
> >toggles the screens.
> >
> >You can verify that you have this sanely in your terminfo files with this command:
> >
> >$ infocmp xterm | grep '[rs]mcup'
> > rmcup=\E[?1049l, rmir=\E[4l, rmkx=\E[?1l\E>,
> > sgr0=\E(B\E[m, smacs=\E(0, smam=\E[?7h, smcup=\E[?1049h,
> >
> >Look for rmcup and smcup to not be empty.
> >
> >Also tput smcup should put you into the alternate screen and tput rmcup should get you back (if you have term set
> >correctly and your terminal emulator configured right which xterm is by default).
> >
> >I hope that gets you on the right track and personally I would abandon Terminal.app.
> >
> >mzs
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> >
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