Don't set the build id if we need to append the digest
Background in http://go/compatible-build-fingerprint. If we want
to append unique vbmeta digest to build id, we cannot setup the
prop value at build time. Instead, set the old value as
ro.build.legacy.id; and let init set ro.build.id at runtime.
Bug: 186786987
Test: build a target file with the flag on
Change-Id: Ie139725bb7e5c65bd3f28f43b9975ba48ee10354
diff --git a/tools/buildinfo.sh b/tools/buildinfo.sh
index f27ed8c..a349cba 100755
--- a/tools/buildinfo.sh
+++ b/tools/buildinfo.sh
@@ -3,7 +3,12 @@
echo "# begin build properties"
echo "# autogenerated by buildinfo.sh"
-echo "ro.build.id=$BUILD_ID"
+# The ro.build.id will be set dynamically by init, by appending the unique vbmeta digest.
+if [ "$BOARD_USE_VBMETA_DIGTEST_IN_FINGERPRINT" = "true" ] ; then
+ echo "ro.build.legacy.id=$BUILD_ID"
+else
+ echo "ro.build.id=$BUILD_ID"
+fi
echo "ro.build.display.id=$BUILD_DISPLAY_ID"
echo "ro.build.version.incremental=$BUILD_NUMBER"
echo "ro.build.version.sdk=$PLATFORM_SDK_VERSION"