Date: Mon, 10 Nov 2014 13:47:22 -0600 From: Scot Hetzel <swhetzel@gmail.com> To: Rick Miller <vmiller@hostileadmin.com> Cc: FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: MK_ vs. WITH_/WITHOUT_ in release/Makefile Message-ID: <CACdU%2Bf8hk6OXPKjte-5eFGSTwP-GSsazw6wrMxo55FFb7m90HA@mail.gmail.com> In-Reply-To: <CAHzLAVGBUfO4Q4FVAVJE-Q-EacC_9MFHGHi=GDn1CJ5ubC-=bg@mail.gmail.com> References: <CAHzLAVGBUfO4Q4FVAVJE-Q-EacC_9MFHGHi=GDn1CJ5ubC-=bg@mail.gmail.com>
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On Mon, Nov 10, 2014 at 8:38 AM, Rick Miller <vmiller@hostileadmin.com> wrote:
> Hi all,
>
> release/Makefile in CURRENT utilizes MK_* knobs vs. the WITH_/WITHOUT_*
> knobs seen in release/Makefile in the STABLE/RELEASE branches. Merging a
> CURRENT version of the Makefile into a RELEASE branch and executing a
> release build results in an error citing "MK_KERNEL_SYMBOLS can't be set by
> a user". Comparisons of the Makefile between CURRENT and STABLE/RELEASE
> exposed the difference and changing the knobs from MK_ to WITHOUT_ resolved
> the error.
>
> I have little familiarity with these knobs, but was under the impression
> the Makefile would not differ like this. Is there documentation describing
> the use of these knobs between the varying branches and how they are
> changed from CURRENT to STABLE/RELEASE?
>
According to head/share/Mk/src.opts.mk:
# Users define WITH_FOO and WITHOUT_FOO on the command line or in /etc/src.conf
# and /etc/make.conf files. These translate in the build system to
MK_FOO={yes,no}
# with sensible (usually) defaults.
--
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