#!/usr/bin/env python3

# Copyright 2017 The Crashpad Authors
#
# 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.

# Generating Doxygen documentation requires Doxygen, http://www.doxygen.org/.

import os
import shutil
import subprocess
import sys


def main(args):
    script_dir = os.path.dirname(__file__)
    crashpad_dir = os.path.join(script_dir, os.pardir, os.pardir)

    # Run from the Crashpad project root directory.
    os.chdir(crashpad_dir)

    output_dir = os.path.join('out', 'doc', 'doxygen')

    if os.path.isdir(output_dir) and not os.path.islink(output_dir):
        shutil.rmtree(output_dir)
    elif os.path.exists(output_dir):
        os.unlink(output_dir)

    os.makedirs(output_dir, 0o755)

    doxy_file = os.path.join('doc', 'support', 'crashpad.doxy')
    subprocess.check_call(['doxygen', doxy_file])

    return 0


if __name__ == '__main__':
    sys.exit(main(sys.argv[1:]))