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#!/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()
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