98 lines
2.7 KiB
Python
98 lines
2.7 KiB
Python
#
|
|
# Copyright (C) 2018 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.
|
|
#
|
|
"""Generates a intermediate file for using in making a compilation database.
|
|
|
|
The intermediate file is also a JSON file, but only encodes the data for a
|
|
single output.
|
|
"""
|
|
from __future__ import print_function
|
|
|
|
import argparse
|
|
import json
|
|
import os
|
|
from pathlib import Path
|
|
|
|
from shlex import join
|
|
|
|
|
|
def get_argument_parser() -> argparse.ArgumentParser:
|
|
"""Parses and returns command line arguments."""
|
|
parser = argparse.ArgumentParser()
|
|
|
|
parser.add_argument(
|
|
"-o",
|
|
"--output",
|
|
type=os.path.realpath, # type: ignore
|
|
required=True,
|
|
help="Path to output file",
|
|
)
|
|
|
|
parser.add_argument(
|
|
"-d",
|
|
"--directory",
|
|
type=os.path.realpath, # type: ignore
|
|
help="Working directory for the compile command.",
|
|
)
|
|
|
|
parser.add_argument("-f", "--file", help="Source file.")
|
|
parser.add_argument("--object-file", help="Object file.")
|
|
|
|
parser.add_argument(
|
|
"--command-file",
|
|
type=os.path.realpath, # type: ignore
|
|
help="Compilation command list file.",
|
|
)
|
|
|
|
parser.add_argument(
|
|
"compile_command",
|
|
metavar="COMPILE_COMMAND",
|
|
nargs=argparse.REMAINDER,
|
|
help="Compilation command.",
|
|
)
|
|
|
|
return parser
|
|
|
|
|
|
def main() -> None:
|
|
"""Program entry point."""
|
|
parser = get_argument_parser()
|
|
args = parser.parse_args()
|
|
|
|
if args.command_file and args.compile_command:
|
|
parser.error("--command-file and COMPILE_COMMAND are mutually exclusive")
|
|
|
|
if not args.command_file and not args.compile_command:
|
|
parser.error("Either --command-file or COMPILE_COMMAND is required.")
|
|
|
|
command = join(args.compile_command)
|
|
if args.command_file:
|
|
command = Path(args.command_file).read_text(encoding="utf-8").strip()
|
|
|
|
with open(args.output, "w", encoding="utf-8") as out_file:
|
|
json.dump(
|
|
{
|
|
"directory": args.directory,
|
|
"file": args.file,
|
|
"output": args.object_file,
|
|
"command": command,
|
|
},
|
|
out_file,
|
|
)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|