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Re: [Qemu-devel] [PATCH] fix ncurses output

From: Bernhard Kauer
Subject: Re: [Qemu-devel] [PATCH] fix ncurses output
Date: Wed, 19 Mar 2008 12:25:28 +0100
User-agent: Mutt/1.5.17 (2007-11-01)

On Wed, Mar 12, 2008 at 01:34:04AM +0100, Aurelien Jarno wrote:
> On Mon, Feb 25, 2008 at 06:48:06PM +0100, Bernhard Kauer wrote:
> > The ncurses console uses mvwaddchnstr() to print a line of output
> > to a ncurses pad. Unfortunately this routine stops to print further
> > chars if a zero-char is seen in the line. This has the effect that
> > parts of a line are never redraw.
> Do you have a simple testcase (program to run, code, ...). I have been
> unable to reproduce this problem here.

I didnot have an easy testcase yet, but it will happen if someone clears
the VGA screen with zeros and tries to display a char later on the line.

For the behaviour of the mvwaddchnstr() function see the ncurses source.


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