Date: Mon, 28 Apr 2014 08:57:02 -0700 From: Alfred Perlstein <alfred@freebsd.org> To: freebsd-current@freebsd.org Subject: Re: Make variables to force non default libraries and includes? Message-ID: <535E7A4E.3090305@freebsd.org> In-Reply-To: <535E07C9.5060309@freebsd.org> References: <535E07C9.5060309@freebsd.org>
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On 4/28/14 12:48 AM, Julian Elischer wrote: > I need to do the equivalent of "cd /usr/src/cddl/usr.sbin/dtrace; > make DESTDIR=/mumble all install" > > but it pulls in libraries from the base system, which differ slightly > from those in the source tree. > > How can I force it to use /mumble2/include and /mumble2/lib instead of > / ? > > I can pre-populate /mumble2 using "make buildworld", "make libraries", > and "make includes" but > I need to be able to do selective builds of just subdirectories after > that.. I haven't spotted the right way of forcing the use of the > "--system_root /mumble2" option in the compiles. > > I know we do it in 'buildworld' is there a more generic way? > > I have been looking in the .mk files but I haven't spotted it so far. > There may be a way to use bsd.*.mk to do this, however we just use chroots + nullfs mounts. Basically we buildworld into a directory and then nullfs mount our other sources under it, then we chroot to that "build". I recommend doing this (or even using vms) as it's way too easy to introduce contamination from the host build environment otherwise. -Alfred
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