[Haskell-cafe] Detecting system endianness

[George Pollard]

On Thu, 2008-12-18 at 22:35 -0500, wren ng thornton wrote:
> In a similar vein, is there already a function available to give the 
> size of Word in bytes? Or should I write the usual Ptr conversion tricks 
> to figure it out?

How about this:

(`div` 8) $ ceiling $ logBase 2 $ fromIntegral (maxBound :: Word)

Could write an integral log_2 function to make it nicer :)

- George
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