[Haskell-cafe] OpenGL Linking Issue

[Sean Lee]

Hi Mark,

>From what I remember -- I haven't used OpenGL for about a year -- you
need something like

ghc --make -package GLUT -lglut Test1.hs

assuming that you have both HOpenGL haskell package and OpenGL c library.


Cheers,
Sean

2009/3/18 Mark Spezzano <mark.spezzano at chariot.net.au>:
> Hi,
>
>
>
> I hope I’m posting to the right forum.
>
>
>
> I’ve got OpenGL up and running on my Windows Vista machine (finally!) and it
> runs perfectly well under Eclipse, bringing up a window with a rendered
> image as expected.
>
>
>
> The only issue starts when I try to compile the program without Eclipse
> (using GHC rather than GHCi like Eclipse does).
>
>
>
> I type:
>
>
>
> C:\Users\Mark\workspace2\OpenGLPractice\src>ghc --make Test1.hs
>
>
>
> And get the following output
>
>
>
> Linking Test1.exe ...
>
> C:\Program
> Files\Haskell\GLUT-2.1.1.2\ghc-6.10.1/libHSGLUT-2.1.1.2.a(Extensions.
>
> o):fake:(.text+0xcc): undefined reference to `glutGetProcAddress at 4'
>
> collect2: ld returned 1 exit status
>
>
>
> What’s happening here? Obviously it’s a linking issue, but I was wondering
> whether I need to include some library or file or option to ghc so that it
> links correctly.
>
>
>
> Cheers,
>
>
>
> Mark Spezzano
>
>
>
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-- 
Sean Lee
PhD Student
Programming Language and Systems Research Group
School of Computer Science and Engineering
University of New South Wales