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Date: Sun, 28 Oct 2007 12:24:56 -0600
From: James <oscartheduck@gmail.com>
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Cc: User Questions <freebsd-questions@freebsd.org>
Subject: Re: cp --verify?
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On 10/28/07, Steve Franks <stevefranks@ieee.org> wrote:
>
> I don't see a --verify switch on cp, so I presume it does not.  Is
> there an automated way to ensure a copy has gone well byte-for-byte
> without writing a script to filter diff?  I want to be relatively sure
> my family pics are in the destination and not currupted before I wipe
> my flash card - got burned by ms windows on that bigtime last year...
>
> Steve
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cd /usr/ports/net/rsync
make install clean
rehash
man rsync

rsync -cav sourcefiles destfiles

http://en.wikipedia.org/wiki/Rsync

rsync is one of the great programs to discover.