lms: Ensure do_unpack2 task can rerun

If something triggers a rebuild of the do_unpack2 task, it will fail if its
already run once. This patch ensures that it can be called multiple times.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 10 insertions, 8 deletions

diff --git a/common/recipes-bsp/amt/lms_7.1.20.bb b/common/recipes-bsp/amt/lms_7.1.20.bb
index 3fd8c278..1a901f7b 100644
--- a/common/recipes-bsp/amt/lms_7.1.20.bb
+++ b/common/recipes-bsp/amt/lms_7.1.20.bb
@@ -25,14 +25,16 @@ INITSCRIPT_PARAMS = "defaults"
 PV_SUB = "25"
 
 do_unpack2() {
-             # The downloaded 37962 filename is actually lms+7.1.20.25.zip.
-             # It contains lms-7.1.20-25.tar.gz.
-             # It contains lms-7.1.20-25.tar.gz untars to lms-7.1.20
-             mv ${WORKDIR}/37962 ${WORKDIR}/${PN}+${PV}.${PV_SUB}.zip
-             unzip -o ${WORKDIR}/${PN}+${PV}.${PV_SUB}.zip
-             mv ${WORKDIR}/${PN}-${PV}/outputdir/${PN}-${PV}-${PV_SUB}.tar.gz ${WORKDIR}/
-             cd ${WORKDIR}
-             tar -xvzf ${PN}-${PV}-${PV_SUB}.tar.gz
+        # The downloaded 37962 filename is actually lms+7.1.20.25.zip.
+        # It contains lms-7.1.20-25.tar.gz.
+        # It contains lms-7.1.20-25.tar.gz untars to lms-7.1.20
+        if [ -e "${WORKDIR}/37962" ]; then
+                mv ${WORKDIR}/37962 ${WORKDIR}/${PN}+${PV}.${PV_SUB}.zip
+                unzip -o ${WORKDIR}/${PN}+${PV}.${PV_SUB}.zip
+                mv ${WORKDIR}/${PN}-${PV}/outputdir/${PN}-${PV}-${PV_SUB}.tar.gz ${WORKDIR}/
+                cd ${WORKDIR}
+                tar -xvzf ${PN}-${PV}-${PV_SUB}.tar.gz
+        fi
 }
 
 addtask unpack2 after do_unpack before do_patch