[Haskell-cafe] Terminating GLUT/GLFW programs

hjgtuyl at chello.nl hjgtuyl at chello.nl
Mon Mar 24 19:44:42 EDT 2008

Thanks for the info, but it doesn't solve my problem; I adjusted the path,  
reinstalled GLFW and recompiled the program, but it still does not  


On Mon, 24 Mar 2008 08:58:05 +0100, Peter Verswyvelen <bf3 at telenet.be>  

> Hi,
> I had a similar (unsolved) problem with GLUT but on my system (Windows  
> XP + GHC 6.8.2)  GLFW works fine, exiting is no problem at all.
> But when building GLFW, make sure that the GHC gcc-lib directory comes  
> *before* the MinGW/Cygwin directory in your PATH environment variable,  
> since when linking, the LD.EXE bundled with GHC *must* be used.
> Cheers,
> Peter
> hjgtuyl at chello.nl wrote:
>> L.S.,
>> I am trying GLUT and GLFW (on Windows XP, with GHC 6.8.2); the sample  
>> programs do not terminate when I close the window by clicking on the  
>> cross in the upper right corner of the window.
>> The sample program for GLUT is at
>> http://blog.mikael.johanssons.org/archive/2006/09/opengl-programming-in-haskell-a-tutorial-part-1/  
>> the GLFW program:
>>   http://haskell.org/haskellwiki/GLFW
>> I tried in the GLUT program:
>>   close = exitWith ExitSuccess
>>   closeCallback $= Just close     -- => User error (unknown GLUT call  
>> getCloseFunc, check for freeglut)
>> this needs freeglut (not documented); I downloaded freeglut.dll and  
>> placed it in the windows\system32 directory. The error message remained.
>> What is needed to let these programs terminate properly?


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