Try to make work on OS X

README.md

@@ -20,8 +20,6 @@ To run `ex4` you first need to put your `Oblig0Common.hs` in the `app` directory
 # Note for OS X users
 
 To run on OS X, you will have to delete the file `cabal.project` first.
-Also, running it with `cabal repl ex<i>` might not work, in which case you
-will have to use `cabal run ex<i>` to run the project.
 
 # Project structure
 

cabal.project

 packages: .
 
--- NOTE: This might not work on OSX. If it fails somehow, it might be worth trying
--- to remove lines 9-14. If it still doesn't work (because GLUT crashes ghci),
--- maybe uncommenting line 7 will help.
-
--- constraints: gloss +GLFW -GLUT
-
 source-repository-package
     type: git
     location: https://github.com/boblehest/gloss

gloss-examples.cabal

@@ -8,6 +8,8 @@ common common
   default-language:    Haskell2010
   hs-source-dirs:      app
   -- pkgconfig-depends: glu, glut
+  ghc-options: -fno-ghci-sandbox
+
 
 executable ex1
   import:  common