Generate build files

For x86, x86_64, arm and arm64

Bug: 261600888
Test: build and run cuttlefish x86, x86_64 and arm64
Change-Id: I3ac4dad1ac9ec83b0e626e64715df450e8809b82

android_tools/generate_android_bp.sh

@@ -1,18 +1,20 @@
 #!/bin/bash
 
 set -o errexit
-set -o xtrace
+
+if [[ "${ANDROID_BUILD_TOP}" == "" ]]; then
+  echo "Run source build/envsetup.sh && lunch to be able to format Android.bp"
+  exit 2
+fi
 
 DIR=$(dirname $0)
 
-"${DIR}"/generate_bp.py "${DIR}"/selected_targets.json | \
-  grep -v 'PACKAGE_VERSION' | \
-  grep -v 'PACKAGE_STRING' >"${DIR}"/../Android.bp
-
-# The alsa device causes a double lock on a mutex, don't use it
-sed -i -e 's/WEBRTC_ENABLE_LINUX_ALSA/WEBRTC_DUMMY_FILE_DEVICES/g' "${DIR}/../Android.bp"
-
-source "${DIR}"/../../../build/envsetup.sh
+PYTHONHASHSEED=31 "${DIR}"/generate_bp.py \
+        "${DIR}"/project_x64.json \
+        "${DIR}"/project_x86.json \
+        "${DIR}"/project_arm64.json \
+        "${DIR}"/project_arm.json \
+        >"${DIR}"/../Android.bp
 
 bpfmt -w "${DIR}"/../Android.bp