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Mail Archives: djgpp/1997/08/13/13:04:02

From: Lyle <lpak1 AT NO_SPAMccds DOT cc DOT monash DOT edu>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Perculiar bug fix?
Date: Wed, 13 Aug 1997 20:48:26 +1000
Organization: Monash Uni
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References: <33EEE76F DOT 2F4B904 AT NO_SPAMccds DOT cc DOT monash DOT edu> <33EEF2C7 DOT 1D3B AT cornell DOT edu>
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To: djgpp AT delorie DOT com
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Hi,

A. Sinan Unur wrote:
> 
> Lyle wrote:
> 
> > I have recenlty come across a perculiar occurence. I posted a message
> > with an "unexplainable" sigsegv fault. Sure, i knew it had to be
> > something with my program but what? Well the explanation is quite
> > trivial. For some reason, the DJGPP compiled version wasn;t reading my
> > configuration files properly. The configuration files were written by
> > the exact same code, compiled under Borland TC++ V3.0? Is this normal?
> > Is there something i;m doing wrong (most certainly!).
> 
> are your config files binary? are you reading them in byte-by-byte and
> setting up your structures, or are you reading in aggregates? presumably
> the latter. then that code will break in any compiler whose data sizes
> and layout of structures does not match tc. remember, djgpp is 32 bit
> whereas tc is 16.
> 
> --
>    Sinan
> 
> *******************************************************************
>  A. Sinan Unur                                WWWWWW
>                                               |--O+O
>  mailto:sinan DOT unur AT cornell DOT edu                C   ^
>  http://www.people.cornell.edu/pages/asu1/     \  ~/
> *******************************************************************

yer, i was just reading it in straight to the structure. As i was just
informed, ints are 32 bits in djgpp and 16 in tc. 

Thanks for your reply,
	Lyle

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