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From:	Krzysztof Samplawski <krzsam AT loqi15 DOT elka DOT pg DOT gda DOT pl>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: graphics and dpmi for djgpp
Date:	Wed, 8 Nov 1995 17:17:36 +0100
Organization:	Politechnika Gdanska
Lines:	34
References:	<47o3af$j2u AT aglaia DOT forthnet DOT gr>
Nntp-Posting-Host:	loqi15.elka.pg.gda.pl
To:	djgpp AT sun DOT soe DOT clarkson DOT edu
Dj-Gateway:	from newsgroup comp.os.msdos.djgpp

On 7 Nov 1995 than AT alphanet DOT gr wrote:

> hi there,
> i'm working with gcc 2.63 (djgpp 1.12maint3)
> 
> i get protection faults working with the following:
> 
> code goes like this:   
> ---------------------------------------------------------------
> GrSetMode(...);                // fine i get my graphics mode
> GrLine(0,0,100,100,GrWhite()); // protection fault (***)
> GrSetMode(GR_default_text);    // ok returns back in text mode.
> ---------------------------------------------------------------
> 
> after some days of testing (i get the same results both with 
> -lgr and -lgrx) i found out that the problem really is in the 
> DPMI memory interface 
> 
> is there any workaroud?

Answer is simple: NO !
libgr and libgrx don't work under DPMI ( in djgpp 1.xx )

develop your software under DPMI, but run it without DPMI.

if you want running graphics under DPMI, think about
upgrading djgpp to V2 ( still Beta :-((  )


	Krzysztof Samplawski
	krzsam AT loqi01 DOT elka DOT pg DOT gda DOT pl
	c52961ks AT roger01 DOT elka DOT pg DOT gda DOT pl

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