finalize_branch_for_release.sh: avoid envsetup.sh

Avoid envsetup.sh, which is configuring the environment in a
way that breaks builds on the build servers. This exposes an
issue with the AIDL freeze that was lost in the meantime.

Bug: 234734342
Test: (run script, there is an audio failure)
Change-Id: Ic2888fb316d295a06f465f33d3a6f348a65c30a5

finalize_branch_for_release.sh

@@ -1,13 +1,12 @@
 #!/bin/bash
 
-set -e
+set -ex
 
-source "$(dirname "$0")"/envsetup.sh
+function finalize_main() {
+    local top="$(dirname "$0")"/../..
 
     # default target to modify tree and build SDK
-lunch aosp_arm64-userdebug
-
-set -x
+    local m="$top/build/soong/soong_ui.bash --make-mode TARGET_PRODUCT=aosp_arm64 TARGET_BUILD_VARIANT=userdebug"
 
     # This script is WIP and only finalizes part of the Android branch for release.
     # The full process can be found at (INTERNAL) go/android-sdk-finalization.
@@ -17,14 +16,19 @@ set -x
     # Update references in the codebase to new API version (TODO)
     # ...
 
-AIDL_TRANSITIVE_FREEZE=true m aidl-freeze-api
+    AIDL_TRANSITIVE_FREEZE=true $m aidl-freeze-api
 
-m check-vndk-list || update-vndk-list.sh # for new versions of AIDL interfaces
+    # Update new versions of files. See update-vndk-list.sh (which requires envsetup.sh)
+    $m check-vndk-list || \
+        { cp $top/out/soong/vndk/vndk.libraries.txt $top/build/make/target/product/gsi/current.txt; }
 
     # for now, we simulate the release state for AIDL, but in the future, we would want
     # to actually turn the branch into the REL state and test with that
-AIDL_FROZEN_REL=true m # test build
+    AIDL_FROZEN_REL=true $m nothing # test build
 
     # Build SDK (TODO)
     # lunch sdk...
     # m ...
+}
+
+finalize_main