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Re: ht in terminfo for vt220

From: Thomas Dickey
Subject: Re: ht in terminfo for vt220
Date: Sat, 26 Jul 2003 14:04:49 -0400
User-agent: Mutt/1.3.28i

On Sat, Jul 26, 2003 at 01:56:13PM -0400, Allen Everhart wrote:
> I would like to suggest the the terminfo for the vt220 that is distributed
> with version 5.3 of ncurses be modified slightly.  The attribute 'ht=^I'
> wrecks havoc with the display of text in emacs.  The symptoms are that every
> 8 advances of the cursor to the right causes text to be blanked out from the
> display.  Typing ctrl-L to refresh the display corrects the bad effects
> temporarily.  I have found that eliminating the ht=^I from my terminfo fixes
> the problem and does not have ill effects on other applications that make use
> of ncurses.

There's more than one question raised by this:

        a) is the problem with a real vt220 (probably not)

        b) is the use of "ht" incorrect (probably not)

        c) is it a bug in emacs (perhaps)

        d) what exactly are you using for a terminal emulator...

Start there -
man 5 terminfo:

   Tabs and Initialization
       If  the terminal has hardware tabs, the command to advance
       to the next tab stop can be given as ht  (usually  control
       I).   A  ``back-tab''  command which moves leftward to the

Thomas E. Dickey <address@hidden>

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