blob: 49e4e37529e9c8a4d65835099c9ea533a060d9c0 [file] [log] [blame]
#!/usr/bin/env python3
# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
Helper for generating compile DBs for clang tooling. On non-Windows platforms,
this is pretty straightforward. On Windows, the tool does a bit of extra work to
integrate the content of response files, force clang tooling to run in clang-cl
mode, etc.
"""
import argparse
import json
import os
import sys
script_dir = os.path.dirname(os.path.realpath(__file__))
tool_dir = os.path.abspath(os.path.join(script_dir, '../pylib'))
sys.path.insert(0, tool_dir)
from clang import compile_db
def main(argv):
parser = argparse.ArgumentParser()
parser.add_argument('-p', required=True, help='Path to build directory')
parser.add_argument('targets',
nargs='*',
help='Additional targets to pass to ninja')
parser.add_argument(
'--target_os',
choices=[
'android',
'chromeos',
'fuchsia',
'ios',
'linux',
'mac',
'nacl',
'win',
],
help='Target OS - see `gn help target_os`. Set to "win" when ' +
'cross-compiling Windows from Linux or another host')
parser.add_argument(
'-o',
help='File to write the compilation database to. Defaults to stdout')
args = parser.parse_args()
compdb_text = json.dumps(compile_db.ProcessCompileDatabaseIfNeeded(
compile_db.GenerateWithNinja(args.p, args.targets), args.target_os),
indent=2)
if args.o is None:
print(compdb_text)
else:
with open(args.o, 'w') as f:
f.write(compdb_text)
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))