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phs_v1.0.1.0/build/ohos/ndk/scan_ndk_targets.py
2024-09-27 19:16:49 +08:00

138 lines
4.1 KiB
Python
Executable File

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (c) 2021 Huawei Device Co., Ltd.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import argparse
import sys
import os
import subprocess
import fnmatch
import glob
import re
import errno
import codecs
sys.path.append(os.path.join(os.path.dirname(__file__), os.pardir, os.pardir))
from scripts.util import build_utils # noqa: E402,E501 pylint: disable=E0401,C0413
ALL_NDK_TARGETS_TEMPLATE = '''
group("all_ndk_targets") {{
deps = [ {} ]
}}
'''
ALL_NDK_TEMPLATES_NAMES = [
"ohos_ndk_headers", "ohos_ndk_library",
"ohos_ndk_prebuilt_library", "ohos_ndk_copy"
]
def remove_comment(file):
contents = []
with open(file, 'r') as in_file:
for line in in_file:
# Strip comments in gn file.
# If someone uses # as part of a string, ignore it.
if re.match(r'.*?("\S*#\S*")', line):
pass
else:
line = re.sub(r'(#.*?)\n', '', line)
contents.append(line)
return contents
def do_dos2unix(in_file, out_file):
contents = ''
with open(in_file, 'r+b') as fin:
contents = fin.read()
# Remove BOM header.
if contents.startswith(codecs.BOM_UTF8):
contents = contents[len(codecs.BOM_UTF8):]
contents = re.sub(r'\r\n', '\n', contents.decode())
with open(out_file, 'w') as fout:
fout.write(contents)
def do_gn_format(gn_file, org_file):
cmd = ['gn', 'format', gn_file]
child = subprocess.Popen(cmd)
child.communicate()
if child.returncode:
print(
'Error: Something is wrong with {}, please check file encoding or format'
.format(org_file))
def get_ndk_targets(file, options):
ndk_targets = []
with build_utils.temp_dir() as tmp:
gn_file = os.path.join(tmp, os.path.basename(file))
do_dos2unix(file, gn_file)
do_gn_format(gn_file, file)
contents = remove_comment(gn_file)
for template_name in ALL_NDK_TEMPLATES_NAMES:
pattern = re.escape(template_name) + r"\(\"(.*)\"\)"
targets = re.findall(pattern, ''.join(contents))
for target in targets:
ndk_targets.append('\"//{}:{}\",'.format(
os.path.relpath(os.path.dirname(file), options.root_dir),
target))
return ndk_targets
def main():
parser = argparse.ArgumentParser()
parser.add_argument('--output', required=True)
parser.add_argument('--root-dir', required=True)
options = parser.parse_args()
paths = glob.glob(os.path.join(options.root_dir, "*"))
dirs = [
d for d in paths if os.path.isdir(d)
and not fnmatch.fnmatch(d, os.path.join(options.root_dir, ".repo"))
and not fnmatch.fnmatch(d, os.path.join(options.root_dir, "out"))
]
gn_list = []
for d in dirs:
gn_list += glob.glob(os.path.join(d, "**/BUILD.gn"), recursive=True)
ndk_targets = []
for gn_file in gn_list:
# Skip dead link.
try:
os.stat(gn_file)
except OSError as err:
if err.errno == errno.ENOENT:
continue
else:
raise Exception("Error: failed to stat {}".format(gn_file))
ndk_targets.extend(get_ndk_targets(gn_file, options))
ndk_contents = ALL_NDK_TARGETS_TEMPLATE.format('\n'.join(ndk_targets))
os.makedirs(os.path.dirname(options.output), exist_ok=True)
with open(options.output, 'w') as f:
f.write(ndk_contents)
# Call gn format to make the output gn file prettier.
cmd = ['gn', 'format', options.output]
subprocess.check_output(cmd)
return 0
if __name__ == '__main__':
sys.exit(main())