Re: [Qemu-devel] macOS 10.12 Sierra, Xcode 8 & clock_gettime()

[G 3]

On Oct 26, 2016, at 11:15 AM, Liviu Ionescu wrote:

> > On 26 Oct 2016, at 17:32, G 3 <address@hidden> wrote:
> >
> > Maybe changing the base SDK from Mac OS 10.12 to say Mac OS 10.6  
> > might fix the problem.
>
> any suggestion how to do this?
>
> for my linux and windows builds I use docker images, and I'm quite  
> happy with this setup, it is stable and I get the same results  
> regardless the environment I use to run the builds.
>
> unfortunately, for macOS, my development platform, I do not have a  
> stable, fully controllable, build platform, and each time Apple  
> updates the system I run into problems.
>
> currently deep inside Xcode 8 is OSX 10.12 SDK only, and I do not  
> know how to install other versions.
>
> I'm considering a custom homebrew install, with all specific tools,  
> but, as far as I know, this will not completely severe the links to  
> the system libraries.
>
>
> so any suggestions on how to stick to a specific base SDK will be  
> highly appreciated.
>
>
> regards,
>
> Liviu

I think the isysroot command-line option is what you would use.  
Something like this: -isysroot /Developer/SDKs/MacOSX10.6.sdk

This link has some more info:
http://stackoverflow.com/questions/2279499/isysroot-or-sdkroot-problem