[OSX-Users] Re: reconciling duplicated files/directories/backups

Marcus Cobden mc08r at ecs.soton.ac.uk
Wed Dec 14 15:22:04 GMT 2011


Haha, good point.

It sounds like he has a more complicated problem than I was imagining.

On 14 Dec 2011, at 13:15, Hugh Glaser wrote:

> Hi Marcus,
> If you are telling less how to use diff, i think you may be instructing your grandma how to such eggs :-)
> 
> I think (hope) that Les is looking for something that will have a look around (maybe on a few disks) and report back where it finds some directory structures (with possibly several thousand files) are the same.
> If he finds something or builds it I would be a grateful recipient.
> 
> 
> On 14 Dec 2011, at 13:02, Marcus Cobden wrote:
> 
>> There's always the Unix diff command
>> 
>> diff -r dir1 dir2
>> 
>> I prefer to add in the -u option, and also view a colorised version.
>> Also I'm pretty sure you can get it to only tell you that files differ, and not how.
>> 
>> Finally, the timestamps on the files might be useful, so if you move/copy them around, take care to preserve them.
>> 
>> Marcus
>> 
>> On 14 Dec 2011, at 12:08, Les A Carr wrote:
>> 
>>> I am writing some simple tools to help me reconcile multiple copies of files/directories from various attempts to back up or duplicate information across machines for safekeeping.
>>> 
>>> Before I go too far down this road (shell scripts and md5 checksums!) does anyone know of any software that already does this?
>>> --
>>> Les
>> 
>> 
> 
> -- 
> Hugh Glaser,  
>              Web and Internet Science
>              Electronics and Computer Science,
>              University of Southampton,
>              Southampton SO17 1BJ
> Work: +44 23 8059 3670, Fax: +44 23 8059 3045
> Mobile: +44 75 9533 4155 , Home: +44 23 8061 5652
> http://www.ecs.soton.ac.uk/~hg/
> 
> 
> 




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