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#!/usr/bin/env python3
# Copyright 2025 Huawei Cloud Computing Technology 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 json
import os
import shutil
import subprocess
import sys
from typing import List
CXX_LIB_VERSION = "13.3.0"
def dump_meta(src: str, cmd: List[str]) -> None:
"""Dump linter action metadata for further analysis."""
OUT = os.environ.get("OUT")
if OUT is not None:
with open(os.path.join(OUT, "config.json"), "w") as f:
json.dump({"src": src, "cmd": cmd}, f)
def run_lint(src: str, cmd: List[str]) -> int:
"""Run the lint command for the specified source file."""
dump_meta(src, cmd)
CONFIG = os.environ.get("CONFIG")
if CONFIG is None:
print("Failed to get CONFIG", file=sys.stderr)
return 1
shutil.copyfile(os.path.join(CONFIG, ".clang-tidy"), ".clang-tidy")
extra = ["-Wno-unused-command-line-argument"]
# add include paths from the bundled toolchain
baseincludepath = os.path.join(CONFIG, "toolchain", "include", "c++",
CXX_LIB_VERSION)
# We're using the native toolchain, so arch-specific headers are
# only available for one arch. Hence we can try all supported candidates
# and add the ones found
for arch in ["x86_64", "arm"]:
idir = os.path.join(baseincludepath, "%s-pc-linux-gnu" % (arch, ))
if os.path.exists(idir):
extra += ["-isystem", idir]
extra += [
"-isystem",
baseincludepath,
]
if src.endswith(".tpp"):
extra += ["-x", "c++"]
db = [{
"directory": os.getcwd(),
"arguments": cmd[:1] + extra + cmd[1:],
"file": src
}]
with open("compile_commands.json", "w") as f:
json.dump(db, f)
new_cmd = [
os.path.join(CONFIG, "toolchain", "bin", "clang-tidy"),
src,
]
print("Running cmd %r with db %r" % (new_cmd, db), file=sys.stderr)
return subprocess.run(new_cmd).returncode
if __name__ == "__main__":
sys.exit(run_lint(sys.argv[1], sys.argv[2:]))
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