[Haskell-cafe] Re: Reading files efficiently

[Simon Marlow]

Donald Bruce Stewart wrote:

> Well, I know this works:
> 
>     $ cat A.lhs
>     #!/usr/bin/env runhaskell
>     > main = putStrLn "gotcha!"
> 
>     $ ./A.lhs 
>     gotcha!
> 
> But for files with no .hs or .lhs extension? Anyone know of a trick?

GHC 6.6 will allow this, because we added the -x flag (works just like 
gcc's -x flag).  eg. "ghc -x hs foo.wibble" will interpret foo.wibble as 
a .hs file.  I have an uncommitted patch for runghc that uses -x, I need 
to test & commit it.

Cheers,
	Simon