[Haskell-cafe] How to determine if a FilePath is a directory name or regular file?

Brandon S. Allbery KF8NH allbery at ece.cmu.edu
Tue Jun 23 09:31:08 EDT 2009


On Jun 22, 2009, at 07:37 , Duncan Coutts wrote:
> One explanation is that isBlah asks "is this thing a blah", but we're
> not asking that because there is an indirection via the filepath.  
> We're
> asking "does this filepath refer to a directory" not "is this  
> filename a
> directory". The latter could be a function:
>
> isDirectory :: FileInfo -> Bool
>
> along with a hypothetical
>
> getFileInfo :: FilePath -> IO FileInfo

Hypothetical?

 > import System.Posix.Files (getFileStatus, isDirectory)

-- 
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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