Re: Octave 4.0 on Mac OS Yosemite (with gui!)

[Sebastian]

From: Sebastian 
Date: Di. Okt. 06 2015 09:48:32
To: Ben Abbott 
Subject: Re: Octave 4.0 on Mac OS Yosemite (with gui!)
> 
>> I tried …
>> 
>> export CPPFLAGS="-I/sw/include/mesa $CPPFLAGS"
>> export LDFLAGS="-L/sw/lib/mesa -lOSMesa $LDFLAGS”
>> 
>> ./configure …
>> 
>> but I still get a seg-fault when tying to print using osmesa.
> 
> 
> Me too :( I made the same error as Marius: I used gnuplot without noticing 
> it. 
> I put here again what Mike suggested; just to make sure that we test the 
> correct thing.
> 
> figure('visible','off');plot(1:10);img=__osmesa_print__(gcf);
> 
> Sadly this segfaults with system osmesa (Xquartz 2.7.8_rc1, mesa 10.4.7) and 
> also with my homebrewed one (10.5.4), i.e., it's not Apple's fault.
> 
> otool -L __osmesa_print__.oct
> __osmesa_print__.oct:
>       ...     
>       /usr/local/lib/libOSMesa.8.dylib (compatibility version 9.0.0, current 
> version 9.0.0)
>       ...
>       /System/Library/Frameworks/OpenGL.framework/Versions/A/OpenGL 
> (compatibility version 1.0.0, current version 1.0.0)
> 
> Did I understand correctly that OpenGL.framework might be the problem? Any 
> other idea how to debug this?
> 
> Sebastian

Update: Indeed there is no segfault if opengl is disabled. However, the result 
is a black square.