From:	Damian Yerrick <Bullcr_pd_yerrick AT hotmail DOT comRemoveBullcr_p>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: ps2 mouse and allegro?
Organization:	Pin Eight Software http://pineight.8m.com/
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References:	<wtkampC00UwD4XkHUj AT andrew DOT cmu DOT edu> <8ptsbi$be4$1 AT uranium DOT btinternet DOT com>
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NNTP-Posting-Date:	Sat, 16 Sep 2000 05:41:21 GMT
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Date:	Sat, 16 Sep 2000 05:41:21 GMT
To:	djgpp AT delorie DOT com
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On Fri, 15 Sep 2000 20:10:40 +0100, "Thomas Harte"
<T DOT Harte AT btinternet DOT _c_o_m_> wrote:

>If you are running in a DOS box, I can't really help, but I am aware
>that with my PS2 mouse, Allegro does not report '-1' as promised in
>the docs for install_mouse if you run with no mouse driver (only
>possible in 'true' DOS), but instead '0'. Does that help at all?

Allegro library 3.1x segfaulted when the GUI system was used after a
failed install_mouse().  As of 3.9.x, the Allegro library emulates a
stationary pointing device when there is none available.  

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