[Gllug] Erratic Mouse Behaviour

Simon Stewart sms at lateral.net
Thu Nov 29 15:24:51 UTC 2001


On Wed, Nov 28, 2001 at 11:46:03AM +0000, Wulf Forrester-Barker wrote:
> James <James.Rocks at equant.com> enquired:
> 
> > The mouse is almost impossible to control & jumps
> > erratically from point to point on the screen with
> > windows popping up and moving.
> 
> Could be a problem with the GPM mouse service. From the bugs section of
> the GPM manual page (man gpm):
> 
>   The  `gpm' server may have problems interacting with X: if
>   your mouse is a single-open device (i.e. a bus mouse), you
>   should  kill  `gpm'  before  starting  X,  or use the `-R'
>   option (see above).  To kill `gpm' just invoke  `gpm  -k'.
>   This problem doesn't apply to serial mice. 

One of the neat things about GPM is that it can kick out the raw data
to a file in /dev, so it can live happily with X. If you've got
/dev/gpmdata then you're away: just point your X config to use that
and make sure you're using the right mouse type, as others have
already said.

Cheers,

Simon

-- 
"The bad reputation UNIX has gotten is totally undeserved, laid on by people
 who don't understand, who have not gotten in there and tried anything."
-- Jim Joyce, former computer science lecturer at the University of California

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