Re: [Mesa3d-dev] Windows and 3.3 question

[Brian P. <br...@va...>]

me...@bi... wrote:
> 
> I got mesa 3.3 working on Windows (built and linked to opengl32.dll).
> One more bit of difficulty I ran into was with header inclusion order.
> 
> - glapi.c needs a bunch of prototypes for extenstions to compile
>   correctly.
> - glext.h has them, but they only get compiled in if
>   GL_GLEXT_PROTOTYPES is defined.
> 
> The chain of inclusion with glapi under Windows/MSVC goes like this:
> 
>  glapi.c includes glheader.h,
>    which includes mesa_wgl.h,
>    which includes gl/gl.h,
>    which includes gl/glext.h (since GL_GLEXT_LEGACY is not defined).
> 
> But nowhere in there does GL_GLEXT_PROTOTYPES get defined. It currently
> gets defined in glheader.h just AFTER the inclusion of mesa_wgl.h
> after which glheader includes gl.h and glext.h directly.  So I fixed
> by defining GL_GLEXT_PROTOTYPES it just before #including mesa_wgl.h in
> glheader.h.  Sound ok?

Yes, that seems to work fine.  I'm checking in the change to
the Mesa 3.4 branch and 3.5 trunk.

-Brian