From 0d0ef329514da0dba68bf3b0399bb970c31667ae Mon Sep 17 00:00:00 2001
From: Bryan Drewery <bdrewery@FreeBSD.org>
Date: Thu, 31 Mar 2016 00:26:40 +0000
Subject: [PATCH] DIRDEPS_BUILD: Don't reset OBJROOT in sub-makes.

MAKEOBJDIRPREFIX is set to blank and exported from MAKELEVEL0 along
with OBJROOT exported.  In sub-makes OBJROOT is recalculated with
an empty MAKEOBJDIRPREFIX though.

Sponsored by:	EMC / Isilon Storage Division
---
 share/mk/local.meta.sys.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/share/mk/local.meta.sys.mk b/share/mk/local.meta.sys.mk
index a7e1016a563..0e985b0b20f 100644
--- a/share/mk/local.meta.sys.mk
+++ b/share/mk/local.meta.sys.mk
@@ -10,7 +10,7 @@ MK_INSTALL_AS_USER= yes
 _default_makeobjdir=$${.CURDIR:S,^$${SRCTOP},$${OBJTOP},}
 
 .if empty(OBJROOT) || ${.MAKE.LEVEL} == 0
-.if defined(MAKEOBJDIRPREFIX)
+.if defined(MAKEOBJDIRPREFIX) && !empty(MAKEOBJDIRPREFIX)
 # put things approximately where they want
 OBJROOT:=${MAKEOBJDIRPREFIX}${SRCTOP}/
 MAKEOBJDIRPREFIX=