Re: Building old systems

[David Brownlee <abs%absd.org@localhost>]

On Thu, 20 Apr 2023 at 06:10, Lloyd Parkes
<lloyd%must-have-coffee.gen.nz@localhost> wrote:
>
> On 20/04/23 10:34, Brook Milligan wrote:
> > I am trying to build an old kernel with build.sh on a recent (9.99.108) amd64 system.  However, compiling nbmake fails immediately with errors like
> >
> >       /usr/bin/ld: buf.o:(.bss+0x0): multiple definition of `debug_file'; arch.o:(.bss+0x0): first defined here
> >
> > Unless I am doing something silly, it clearly is not possible for a current system to build old tools and kernels at arbitrary points in time.
> >
> > What is the best strategy for building old kernels to, for example, bisect the code?
>
> This problem is only going to get worse as 9.x gets older and more
> people use newer hosts.
>
> It occurs to me that we could fix the nbmake source code and release it
> as 9.4. It won't fix things for people stuck on 9.[0-3], but it's better
> than a poke in the eye with a sharp stick.

Could even pullup to netbsd-8 also :)

David