[Haskell-cafe] compiler versus interpreter

[Chris Kuklewicz]

jepalomar23 at ono.com wrote:
> I am programming an application with a lot of interactivity. When using
> x<-getChar the character corresponding to the pushed key is assigned to
> x immediately. Launching the module through runghc works properly.
> However, the compiled module through ghc requires to push return after
> the character key in order to complete the assignation procedure.
> It is a bug or there is some difference between compiler an interpreter?

not a bug; a difference

> Thanks in advance.
> jepalomar
> 
> 

import System.IO

setupStdin :: IO ()
setupStdin = hSetBuffering stdin NoBufferring

main = do
  setupStdin
  ...