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Date: Mon, 30 Jul 2001 10:08:40 -0400
To: cygwin AT cygwin DOT com
From: Andre Bleau <bleau AT igb DOT umontreal DOT ca>
Subject: Re: openGL problem
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>Hi,
>
>     I just installed cygwin and am having a problem with openGL code.  The
>libraries gl.h and glut.h are being found ok, but I still get "undefined
>reference" errors for basic open gl commands (such as glBegin and glEnd).
>Typical error messages are:
>
>   /cygdrive/c/WINDOWS/TEMP/ccErOYTE.o(.text+0x35d):sqr.c: undefined 
> reference
>to 'glBegin'
>
>/usr/libcygwin.a(libmain.o)(.text+0x6a):libmain.c: undefined reference to
>'Winmain AT 16'

This a linking problem. Consult /usr/doc/opengl-1.1.0/README.txt for 
linking instructions. What command exactly did you use for linking ?


>When I type 'echo $PATH" I find:
>/usr/local/bin:/usr/bin:/bin:/cygdrive/C/WINDOWS:/cygdrive/C/WINDOWS/COMMAND
>
>Is my path ok?  After running setup I didn't do anything else (I got the
>impression I didn't need to do anything else as everything was running; I
>even got the hello world program to run) and I'm wondering if I need to set
>up the path or my profile etc.

I don't think that the path or your profile has anything to do with your 
problem.


>Hope somebody can help fix this problem,
>
>Many thanks in advance!
>
>aks


André Bleau, Cygwin's OpenGL package maintainer.

email: bleau at igb dot umontreal dot ca
(Fight SPAM: encode your email-address)



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