Re: kern.version and uname -v

On Mon, Jan 8, 2024 at 7:17 PM Eugene Grosbein <eugen@grosbein.net> wrote:

> 09.01.2024 4:16, Warner Losh wrote:
>
> > On Mon, Jan 8, 2024 at 1:58 PM Eugene Grosbein <eugen@grosbein.net
> <mailto:eugen@grosbein.net>> wrote:
> >     For ages, "uname -v" output (sligtly polished sysctl kern.version)
> had the following format:
> >     $ uname -v
> >     FreeBSD 13.2-STABLE 36a037f15 KERNELIDENT
> >
> > This is the reproducible format: only include data that is identical
> from build to build. It's relatively recent (FreeBSD 11 maybe)
> >
> >     Where KERNELIDENT is GENERIC for x86 distribution media.
> >
> >     But now:
> >
> >     # uname -v
> >     FreeBSD 14.0-RELEASE #0 releng/14.0-n265380-f9716eee8ab4: Fri Nov 10
> 05:51:26 UTC 2023     root@releng1.nyi.freebsd.org:
> /usr/obj/usr/src/i386.i386/sys/GENERIC
> >
> > This is the old, non-reproducible format. We've had both formats for
> several major releases, and this format, with various tweaks as we went
> from CVS -> svn -> git.
> >
> > Maybe the problem here is that in the run up to 14.0 we didn't turn on
> reproducible builds?
>
> You meant opposite, did you?
>

I don't think so. The quoted value is the old WITHOUT_REPRODUCIBLE_BUILDS
format. We forgot to turn on WITH_REPRODUCIBLE_BUILDS in the branch before
the release.

Warner