[oe] [meta-java][master-next][PATCH] openjdk-8: Don't set TOPDIR bitbake variable

[Jacob Kroon]

It is used to set the default sstate cache location.
Just export it to the environment.

Richard, feel free to squash this or someting similar into the
openjdk-8 update commit.

Signed-off-by: Jacob Kroon <jacob.kroon at gmail.com>
---
 recipes-core/openjdk/openjdk-8-common.inc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/recipes-core/openjdk/openjdk-8-common.inc b/recipes-core/openjdk/openjdk-8-common.inc
index 0ef4750..d8b30b8 100644
--- a/recipes-core/openjdk/openjdk-8-common.inc
+++ b/recipes-core/openjdk/openjdk-8-common.inc
@@ -12,7 +12,6 @@ FILESPATH =. "${FILE_DIRNAME}/patches-openjdk-8:"
 
 # for weird openjdk-common.inc
 S = "${WORKDIR}/${OPENJDK_HG_U}-${OPENJDK_CHANGESET}"
-export TOPDIR="${S}"
 
 SRC_URI = "\
     ${OPENJDK_URI} \
@@ -27,6 +26,10 @@ SRC_URI = "\
     ${PATCHES_URI} \
 "
 
+do_configure_prepend () {
+    export TOPDIR=${S}
+}
+
 do_unpack_extract_submodules () {
     cd "${S}"
     # tar --transform
-- 
2.24.1