Possible bug. Xemacs screen corruption
Stephen J. Turnbull
stephen at xemacs.org
Thu Sep 20 23:05:14 EDT 2007
Dima Kogan writes:
> version of Xemacs. Has anybody seen this or any thoughts on how to
> troubleshoot the issue?
A very long time ago I had a similar problem, which was traced to a
bug in the firmware of the board I was using. Setting the XFree86
driver to handle the cursor in software instead of using the hardware
support fixed my problem, with no visible effects on anything else.
XEmacs works the display surprisingly hard; these problems do
occasionally show up in XEmacs although other applications don't have
> Remote-displaying an Xemacs session from the affected computer doesn't
> exhibit the problem. Running on the affected computer shows the problem
> both with the fglrx and the vesa graphics drivers.
That does suggest a platform issue (it could still be an XEmacs bug,
but it will be very hard to debug). I cannot reproduce it locally
(Mac OS X 10.4, Apple X11, iBook G4 w/ ATI Mobility Radeon 9550).
Can you reproduce it by running XEmacs elsewhere and displaying on
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