Date: Thu, 8 Jan 2015 11:49:39 -0800 From: NGie Cooper <yaneurabeya@gmail.com> To: Warner Losh <imp@freebsd.org> Cc: "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org> Subject: Re: svn commit: r276846 - in head: share/mk sys/arm/conf sys/conf sys/modules/dtb sys/modules/dtb/atmel Message-ID: <CAGHfRMD0Z%2BosObJo1-R=mag_AbipoGRGmF3dV4_vOtO9TpmuVA@mail.gmail.com> In-Reply-To: <201501081828.t08IS6Kf021746@svn.freebsd.org> References: <201501081828.t08IS6Kf021746@svn.freebsd.org>
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On Thu, Jan 8, 2015 at 10:28 AM, Warner Losh <imp@freebsd.org> wrote: > Author: imp > Date: Thu Jan 8 18:28:06 2015 > New Revision: 276846 > URL: https://svnweb.freebsd.org/changeset/base/276846 > > Log: > Add infrastructure to build dtb files from dts files. ... > Added: head/share/mk/bsd.dtb.mk > ============================================================================== > --- /dev/null 00:00:00 1970 (empty, because file is newly added) > +++ head/share/mk/bsd.dtb.mk Thu Jan 8 18:28:06 2015 (r276846) > @@ -0,0 +1,17 @@ > +# $FreeBSD$ > + > +# Search for kernel source tree in standard places. > +.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. ${.CURDIR}/../../../.. \ > + ${.CURDIR}/../../../../.. /sys /usr/src/sys > +.if !defined(SYSDIR) && exists(${_dir}/kern/) && exists(${_dir}/conf/kmod.mk) > +SYSDIR= ${_dir} > +.endif > +.endfor > +.if !defined(SYSDIR) || !exists(${SYSDIR}/kern/) || \ > + !exists(${SYSDIR}/conf/kmod.mk) > +.error Unable to locate the kernel source tree. Set SYSDIR to override. > +.endif > + > +.include "${SYSDIR}/conf/dtb.mk" > + > +.include <bsd.sys.mk> ... > +# Search for kernel source tree in standard places. > +.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. /sys /usr/src/sys > +.if !defined(SYSDIR) && exists(${_dir}/kern/) > +SYSDIR= ${_dir} > +.endif > +.endfor > +.if !defined(SYSDIR) || !exists(${SYSDIR}/kern/) > +.error "can't find kernel source tree" > +.endif Why is ${SYSDIR} being checked for in bsd.dtb.mk and dtb.mk?
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