Date:	Wed, 6 Jun 2001 18:50:20 +0300 (IDT)
From:	Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
X-Sender:	eliz AT is
To:	JT Williams <jeffw AT darwin DOT sfbr DOT org>
cc:	djgpp AT delorie DOT com
Subject:	Re: portable equivalent to djgpp `update'
In-Reply-To:	<20010606104619.B18924@kendall.sfbr.org>
Message-ID:	<Pine.SUN.3.91.1010606184903.18730B-100000@is>
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Reply-To:	djgpp AT delorie DOT com
Errors-To:	nobody AT delorie DOT com
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On Wed, 6 Jun 2001, JT Williams wrote:

> But, it seems that `update' and `move-if-change' are different
> enough to be dangerous:
> 
>         update:  copy src -> dest
> 
>         move-if-change: _move_ src -> dest
>                         _remove_ src if src==dest       (ouch!)

If you really want the `update' behavior, you need a trivial change to 
move-if-change.  In the cases where move-if-change is used, its operation 
isn't dangerous.

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