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From: Mike Jeays <Mike.Jeays@rogers.com>
To: D Golden <dana@coastal-law.org>
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cc: freebsd-questions@freebsd.org
Subject: Re: excluding from tar
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On Sat, 2004-07-10 at 22:55, D Golden wrote:
> I've created a tar archive of my entire system, but I want to exclude
> everything in /proc , /usr/ports, and the FILE /usr/backup.tar when
> updating the archive. I've tried:
> 
> 1. cd / && tar -vu --file /usr/backup.tar * --exclude=/proc
> --exclude=/usr/ports --exclude=/usr/backup.tar
> 
> 2. cd / && tar -vu --file /usr/backup.tar * --exclude=/proc/*
> --exclude=/usr/ports/* --exclude=/usr/backup.tar
> 
> 3. cd / && tar -vu -X /root/nodump --file /usr/backup.tar *
> 
> and in /root/nodump I have 3 lines:
> 
> /proc   # Also tried /proc/*
> /usr/ports  # Also tried /usr/ports/*
> /usr/backup.tar
> 
> However, in all three examples, /proc , /usr/ports, and the FILE get updated.
> 
> What am I missing?
> 
> Dana
> 
> 
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Tar removes the leading "/" from file names before doing the comparison,
so you have to leave them out in the --exclude strings.  Try
usr/ports/*, for example, instead of /usr/ports/*.