Date: Mon, 7 Dec 2015 14:15:45 -0800 From: "Simon J. Gerraty" <sjg@juniper.net> To: Mark Millard <markmi@dsl-only.net> Cc: FreeBSD PowerPC ML <freebsd-ppc@freebsd.org>, FreeBSD Toolchain <freebsd-toolchain@freebsd.org>, FreeBSD Current <freebsd-current@freebsd.org>, <sjg@juniper.net> Subject: Re: 11.0-CURRENT SRC_ENV_CONF file vs. MAKEOBJDIRPREFIX in the file: they do not mix Message-ID: <2852.1449526545@chaos> In-Reply-To: <D5A9EE24-519D-4870-9370-64FB826130DA@dsl-only.net> References: <A9ECA670-0B14-455E-BB22-7B546CE182CB@dsl-only.net> <2426.1449521335@chaos> <D5A9EE24-519D-4870-9370-64FB826130DA@dsl-only.net>
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Mark Millard <markmi@dsl-only.net> wrote:
> >> MAKEOBJDIRPREFIX=/usr/obj/xtoolchain
> >
> > You should use ?= if you want this to work.
> > There are many places in Makefile.inc1 where MAKEOBJDIRPREFIX is tweaked
> > in the environment of a sub-make.
> >
> > By using = above, you break that.
>
> That presumes that MAKEOBJDIRPREFIX has not been assigned a default
> value before the SRC_ENV_CONF file has been included the first
> time.
Yes. If that's a concern:
.if ${.MAKE.LEVEL} == 0
MAKEOBJDIRPREFIX= /usr/obj/xtoolchain
.export MAKEOBJDIRPREFIX
.endif
will do what you want.
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