Make file list by partitions for all lunch targets
1. Filtered out the Android.mk file if the Make modules on them are
not in the PRODUCT_PACKAGES or the correspoding deps;
2. Merged the Android.mk file list by partitions for all lunch targets.
Bug: 225256154
Test: lunch aosp_coral-eng; m
out/target/product/coral/mk2bp_remaining.html
Test: python3 build/make/tools/mk2bp_partition.py
Change-Id: I40919e81ab3c6bd516379f0acd72932e8db50088
diff --git a/tools/mk2bp_partition.py b/tools/mk2bp_partition.py
new file mode 100644
index 0000000..30c1135
--- /dev/null
+++ b/tools/mk2bp_partition.py
@@ -0,0 +1,100 @@
+#!/usr/bin/env python3
+
+"""
+The complete list of the remaining Make files in each partition for all lunch targets
+
+How to run?
+python3 $(path-to-file)/mk2bp_partition.py
+"""
+
+from pathlib import Path
+
+import csv
+import datetime
+import os
+import shutil
+import subprocess
+import sys
+import time
+
+def get_top():
+ path = '.'
+ while not os.path.isfile(os.path.join(path, 'build/soong/soong_ui.bash')):
+ if os.path.abspath(path) == '/':
+ sys.exit('Could not find android source tree root.')
+ path = os.path.join(path, '..')
+ return os.path.abspath(path)
+
+# get the values of a build variable
+def get_build_var(variable, product, build_variant):
+ """Returns the result of the shell command get_build_var."""
+ env = {
+ **os.environ,
+ 'TARGET_PRODUCT': product if product else '',
+ 'TARGET_BUILD_VARIANT': build_variant if build_variant else '',
+ }
+ return subprocess.run([
+ 'build/soong/soong_ui.bash',
+ '--dumpvar-mode',
+ variable
+ ], check=True, capture_output=True, env=env, text=True).stdout.strip()
+
+def get_make_file_partitions():
+ lunch_targets = set(get_build_var("all_named_products", "", "").split())
+ total_lunch_targets = len(lunch_targets)
+ makefile_by_partition = dict()
+ partitions = set()
+ current_count = 0
+ start_time = time.time()
+ # cannot run command `m lunch_target`
+ broken_targets = {"mainline_sdk", "ndk"}
+ for lunch_target in sorted(lunch_targets):
+ current_count += 1
+ current_time = time.time()
+ print (current_count, "/", total_lunch_targets, lunch_target, datetime.timedelta(seconds=current_time - start_time))
+ if lunch_target in broken_targets:
+ continue
+ installed_product_out = get_build_var("PRODUCT_OUT", lunch_target, "userdebug")
+ filename = os.path.join(installed_product_out, "mk2bp_remaining.csv")
+ copy_filename = os.path.join(installed_product_out, lunch_target + "_mk2bp_remaining.csv")
+ # only generate if not exists
+ if not os.path.exists(copy_filename):
+ bash_cmd = "bash build/soong/soong_ui.bash --make-mode TARGET_PRODUCT=" + lunch_target
+ bash_cmd += " TARGET_BUILD_VARIANT=userdebug " + filename
+ subprocess.run(bash_cmd, shell=True, text=True, check=True, stdout=subprocess.DEVNULL)
+ # generate a copied .csv file, to avoid possible overwritings
+ with open(copy_filename, "w") as file:
+ shutil.copyfile(filename, copy_filename)
+
+ # open mk2bp_remaining.csv file
+ with open(copy_filename, "r") as csvfile:
+ reader = csv.reader(csvfile, delimiter=",", quotechar='"')
+ # bypass the header row
+ next(reader, None)
+ for row in reader:
+ # read partition information
+ partition = row[2]
+ makefile_by_partition.setdefault(partition, set()).add(row[0])
+ partitions.add(partition)
+
+ # write merged make file list for each partition into a csv file
+ installed_path = Path(installed_product_out).parents[0].as_posix()
+ csv_path = installed_path + "/mk2bp_partition.csv"
+ with open(csv_path, "wt") as csvfile:
+ writer = csv.writer(csvfile, delimiter=",")
+ count_makefile = 0
+ for partition in sorted(partitions):
+ number_file = len(makefile_by_partition[partition])
+ count_makefile += number_file
+ writer.writerow([partition, number_file])
+ for makefile in sorted(makefile_by_partition[partition]):
+ writer.writerow([makefile])
+ row = ["The total count of make files is ", count_makefile]
+ writer.writerow(row)
+
+def main():
+ os.chdir(get_top())
+ get_make_file_partitions()
+
+if __name__ == "__main__":
+ main()