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#!/usr/bin/env python
#
# Copyright (C) 2020 The Android Open Source Project
#
# 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.
""" A tool to convert json file into pb with linker config format."""
import argparse
import collections
import json
import linker_config_pb2
from google.protobuf.json_format import ParseDict
from google.protobuf.text_format import MessageToString
def Proto(args):
json_content = ''
with open(args.source) as f:
for line in f:
if not line.lstrip().startswith('//'):
json_content += line
obj = json.loads(json_content, object_pairs_hook=collections.OrderedDict)
pb = ParseDict(obj, linker_config_pb2.LinkerConfig())
with open(args.output, 'wb') as f:
f.write(pb.SerializeToString())
def Print(args):
with open(args.source, 'rb') as f:
pb = linker_config_pb2.LinkerConfig()
pb.ParseFromString(f.read())
print(MessageToString(pb))
def GetArgParser():
parser = argparse.ArgumentParser()
subparsers = parser.add_subparsers()
parser_proto = subparsers.add_parser(
'proto', help='Convert the input JSON configuration file into protobuf.')
parser_proto.add_argument(
'-s',
'--source',
required=True,
type=str,
help='Source linker configuration file in JSON.')
parser_proto.add_argument(
'-o',
'--output',
required=True,
type=str,
help='Target path to create protobuf file.')
parser_proto.set_defaults(func=Proto)
print_proto = subparsers.add_parser(
'print', help='Print configuration in human-readable text format.')
print_proto.add_argument(
'-s',
'--source',
required=True,
type=str,
help='Source linker configuration file in protobuf.')
print_proto.set_defaults(func=Print)
return parser
def main():
args = GetArgParser().parse_args()
args.func(args)
if __name__ == '__main__':
main()
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