[ale] Does anyone have a definitive way of determining the target of a soft link in bash?

[dkg at fifthhorseman.net (Daniel Kahn Gillmor)]

On Tue 2007-08-21 11:01:57 -0400, Jim Lynch wrote:

> I want to flip flop two directories by pointing a soft link to one and 
> then the other the next day.  I'm trying to come up with the best way to 
> tell which of the directories is linked so I can replace the link with 
> the other one.

i'd use 

  readlink -f current

and test against the output.  If you're controlling all possible
values that it could be linked to, you might prefer to omit the -f.

hth,

       --dkg
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