From: Benjohn Barnes <benjohn@...>
Date: 2006-07-14T06:07:47+09:00
Subject: Re: [ANN] ruby-opengl

I think you're aware of this, but it seems to build and run fine on  
OS-X 10.4. Here's the compiler output though, if you'd like to see  
the warnings:

> ruby-opengl-0.34pre2 # ruby extconf.rb
> checking for main() in -lGL... no
> checking for main() in -lMesaGL... no
> checking for main() in -lGL... yes
> checking for main() in -lGLU... yes
> creating Makefile
> checking for main() in -lglut... no
> creating Makefile
> ruby-opengl-0.34pre2 # make
> Now Making glut extension module...
> gcc -fno-common  -I. -I/System/Library/Frameworks/OpenGL.framework/ 
> Headers -I/System/Library/Frameworks/GLUT.framework/Headers  -I. -I/ 
> usr/lib/ruby/1.8/powerpc-darwin8.0 -I/usr/lib/ruby/1.8/powerpc- 
> darwin8.0 -I.   -c glut.c
> glut.c: In function 'glut_KeyboardFunc':
> glut.c:194: warning: passing argument 1 of 'glutKeyboardFunc' from  
> incompatible pointer type
> cc  -bundle -framework OpenGL -framework GLUT -framework  
> Foundation  -L"/usr/lib" -L"/System/Library/Frameworks/ 
> OpenGL.framework/Libraries/" -o glut.bundle glut.o  -lruby -lGLU - 
> lGL   -lruby
> Now Making opengl extension module...
> gcc -fno-common  -I. -I/System/Library/Frameworks/OpenGL.framework/ 
> Headers -I/System/Library/Frameworks/GLUT.framework/Headers  -I. -I/ 
> usr/lib/ruby/1.8/powerpc-darwin8.0 -I/usr/lib/ruby/1.8/powerpc- 
> darwin8.0 -I.   -c glu.c
> glu.c: In function 'glu_PickMatrix':
> glu.c:1210: warning: passing argument 2 of 'ary2cint' from  
> incompatible pointer type
> glu.c: In function 'glu_Project':
> glu.c:1249: warning: passing argument 2 of 'ary2cint' from  
> incompatible pointer type
> glu.c: In function 'glu_UnProject':
> glu.c:1294: warning: passing argument 2 of 'ary2cint' from  
> incompatible pointer type
> glu.c: In function 'glu_ErrorString':
> glu.c:1400: warning: pointer targets in passing argument 1 of  
> 'rb_str_new2' differ in signedness
> glu.c: In function 'glu_GetString':
> glu.c:1414: warning: pointer targets in passing argument 1 of  
> 'rb_str_new2' differ in signedness
> gcc -fno-common  -I. -I/System/Library/Frameworks/OpenGL.framework/ 
> Headers -I/System/Library/Frameworks/GLUT.framework/Headers  -I. -I/ 
> usr/lib/ruby/1.8/powerpc-darwin8.0 -I/usr/lib/ruby/1.8/powerpc- 
> darwin8.0 -I.   -c ogl.c
> gcc -fno-common  -I. -I/System/Library/Frameworks/OpenGL.framework/ 
> Headers -I/System/Library/Frameworks/GLUT.framework/Headers  -I. -I/ 
> usr/lib/ruby/1.8/powerpc-darwin8.0 -I/usr/lib/ruby/1.8/powerpc- 
> darwin8.0 -I.   -c rbogl.c
> cc  -bundle -framework OpenGL -framework GLUT -framework  
> Foundation  -L"/usr/lib" -L"/System/Library/Frameworks/ 
> OpenGL.framework/Libraries/" -o opengl.bundle glu.o ogl.o rbogl.o  - 
> lruby -lGLU -lGL   -lruby

Thanks very much, I think I'll be using this :)

Cheers,
	Benj