# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
#
# 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 os
import sys

from ._cli import main


def console_entry() -> int:
    # See https://docs.python.org/3/library/signal.html#note-on-sigpipe
    try:
        # Flush output here to force SIGPIPE to be triggered while inside this
        # try block.
        main()
        sys.stdout.flush()
        sys.stderr.flush()
    except BrokenPipeError:
        # Python flushes standard streams on exit;
        # redirect remaining output to devnull to avoid another BrokenPipeError
        # at shutdown.
        devnull = os.open(os.devnull, os.O_WRONLY)
        os.dup2(devnull, sys.stdout.fileno())
        sys.exit(1)


if __name__ == "__main__":
    console_entry()