[Haskell-cafe] Re: Darcs and NFS Resolution

Brandon S. Allbery KF8NH allbery at ece.cmu.edu
Sat Sep 12 19:18:21 EDT 2009

On Sep 12, 2009, at 18:24 , Ganesh Sittampalam wrote:
> On Sat, 12 Sep 2009, Brandon S. Allbery KF8NH wrote:
>> In order to handle the case where you're moving across filesystems,  
>> mv(1) gracefully degrades to cp + rm.  rename(2) does not.  This  
>> also happens to work around compatibility issues with native CIFS  
>> (and possibly older HP/UX, not that anyone likely cares).
> I don't think that darcs is ever likely to want to do a move across  
> filesystems - unless

I'm not claiming it does, only explaining why mv(1) is *not* identical  
to rename(2) as claimed.  It also happens to be true that it will do  
something instead of failing if the destination exists and is a  
directory (but possibly not what you want).

brandon s. allbery [solaris,freebsd,perl,pugs,haskell] allbery at kf8nh.com
system administrator [openafs,heimdal,too many hats] allbery at ece.cmu.edu
electrical and computer engineering, carnegie mellon university    KF8NH

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