[Haskell-cafe] Automatic file closing after readFile
dons at galois.com
Thu Oct 18 12:34:21 EDT 2007
> On Thu, Oct 18, 2007 at 12:05:40 +0100, Jules Bean wrote:
> >>Is there some (easy) way to avoid this while still using readFile?
> >readFile' f = do s <- readFile f
> > return (length s `seq` s)
> >(and curse the fact that the default readFile is unsafelazy).
> :( Doesn't work. I'm starting to suspect there is no automatic close of
> opened files even after they've been completely read.
I'd also suggest using strict io here, either vi:
readFile' f = do s <- readFile f
length s `seq` return s -- n.b Jules :)
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