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Mail Archives: djgpp-workers/2001/06/20/04:09:33

Date: Wed, 20 Jun 2001 11:01:23 +0300
From: "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il>
Sender: halo1 AT zahav DOT net DOT il
To: Martin Str|mberg <ams AT ludd DOT luth DOT se>
Message-Id: <8361-Wed20Jun2001110123+0300-eliz@is.elta.co.il>
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CC: djgpp-workers AT delorie DOT com
In-reply-to: <200106192205.AAA19051@father.ludd.luth.se> (message from Martin
Str|mberg on Wed, 20 Jun 2001 00:05:44 +0200 (MET DST))
Subject: Re: Casting left side to unsigned or right side to signed?
References: <200106192205 DOT AAA19051 AT father DOT ludd DOT luth DOT se>
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> From: Martin Str|mberg <ams AT ludd DOT luth DOT se>
> Date: Wed, 20 Jun 2001 00:05:44 +0200 (MET DST)
> 
> Fragment from dos/process/chkv2prg.c:
> 
>     unsigned long exe_start;
> 
> ...
>     exe_start = (unsigned long)header[4]*16L;
>     if (lseek(pf, exe_start, SEEK_SET) != exe_start)
>       return NULL;
> 
> Which way is best to go? Casting left side to unsigned or right side
> to signed?

I think we should simply declare exe_start as off_t.  (Please leave
the cast of header[4] in place, though.)

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