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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright 2019 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Build script that builds a binary from a bundle."""
from __future__ import print_function
import argparse
import os.path
import re
import subprocess
import sys
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument(
'--config',
required=True,
choices=['cros.hardened', 'cros.nonhardened', 'cros.host', 'android'])
parser.add_argument('--use_ccache', required=True, choices=['true', 'false'])
parser.add_argument(
'--use_llvm_next', required=True, choices=['true', 'false'])
parser.add_argument('--output_file', required=True, type=str)
return parser.parse_args()
def calc_go_args(args, version):
ldFlags = [
'-X',
'main.ConfigName=' + args.config,
'-X',
'main.UseCCache=' + args.use_ccache,
'-X',
'main.UseLlvmNext=' + args.use_llvm_next,
'-X',
'main.Version=' + version,
]
return [
'go', 'build', '-o',
os.path.abspath(args.output_file), '-ldflags', ' '.join(ldFlags)
]
def read_version(build_dir):
version_path = os.path.join(build_dir, 'VERSION')
if os.path.exists(version_path):
with open(version_path, 'r') as r:
return r.read()
last_commit_msg = subprocess.check_output(
['git', '-C', build_dir, 'log', '-1', '--pretty=%B'])
# Use last found change id to support reverts as well.
change_ids = re.findall(r'Change-Id: (\w+)', last_commit_msg)
if not change_ids:
sys.exit("Couldn't find Change-Id in last commit message.")
return change_ids[-1]
def main():
args = parse_args()
build_dir = os.path.dirname(__file__)
version = read_version(build_dir)
# Note: Go does not support using absolute package names.
# So we run go inside the directory of the the build file.
sys.exit(subprocess.call(calc_go_args(args, version), cwd=build_dir))
if __name__ == '__main__':
main()
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