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phs_v1.0.1.0/build/scripts/bpf.py
2024-09-27 19:16:49 +08:00

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Python
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (c) 2022 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 os
import sys
from util import build_utils
def parse_args(args):
parser = argparse.ArgumentParser()
build_utils.add_depfile_option(parser)
parser.add_argument('--clang-path', help='path to clang')
parser.add_argument('--include-dirs', nargs='+', help='path to header files')
parser.add_argument('--output-file', help='path to .o file')
parser.add_argument('--input-file', nargs='+', help='path to .c file')
options = parser.parse_args(args)
return options
def bpf_compile(options, cmd):
my_env = None
for f in options.input_file:
cmd.extend(['-c', f])
cmd.extend(['-o', options.output_file])
build_utils.check_output(cmd, env=my_env)
def main(args):
options = parse_args(args)
cmd = [options.clang_path]
cmd.extend(['-v', '-g', '-c', '-O2', '-target', 'bpf'])
for include_dir in options.include_dirs:
cmd.extend(['-I', include_dir])
outputs = [options.output_file]
build_utils.call_and_write_depfile_if_stale(
lambda: bpf_compile(options, cmd),
options,
depfile_deps=([options.clang_path]),
input_paths=(options.input_file + [options.clang_path]),
output_paths=(outputs),
input_strings=cmd,
force=False,
add_pydeps=False
)
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))