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From: "dale henderson" <dalekh AT hotmail DOT com>
To: anorland AT hem2 DOT passagen DOT se
Cc: cygwin AT sourceware DOT cygnus DOT com
Subject: Re: Mingw32 and OpenGL extensions
Date: Mon, 03 May 1999 12:59:42 CDT
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Content-type: text/plain; format=flowed;



My mistake, below is the error log from the egcs compile:

/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0xfc):glcanvas.cc: undefined 
reference to `wglCreateContext AT 4'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0x108):glcanvas.cc: undefined 
reference to `wglMakeCurrent AT 8'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0x1f5):glcanvas.cc: undefined 
reference to `wglMakeCurrent AT 8'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0x1fd):glcanvas.cc: undefined 
reference to `wglDeleteContext AT 4'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0x253):glcanvas.cc: undefined 
reference to `wglMakeCurrent AT 8'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0x276):glcanvas.cc: undefined 
reference to `wglMakeCurrent AT 8'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0xcaf):glcanvas.cc: undefined 
reference to `glFrustum AT 48'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0xe6e):glcanvas.cc: undefined 
reference to `wglGetProcAddress AT 4'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0xeca):glcanvas.cc: undefined 
reference to `wglGetProcAddress AT 4'
/wx2/lib/libglcanvas.a(glcanvas.o)(.text+0xf16):glcanvas.cc: undefined 
reference to `wglGetProcAddress AT 4'
make: *** [penguin.exe] Error 1






>dale henderson wrote:
> >
> > Anders,
> >
> > Thanks for the reply.
> > I do in fact have that library, -lopengl32, linking in my Make 
>environment.
> > Specifically, I get undefined references for the following extensions:
> > wglCreateContext
> > wglMakeCurrent
> > wglDeleteContext
> > wglGetProcAddress
> > glFrustum
>
>If these are the unresolved symbols you get and not
>wglCreateContext AT 4 etc., you don't, for some reason, get the
>prototypes. It is impossible to say with so little information.
>
>Regards,
>Anders


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