1#!/usr/bin/env python
2# Copyright (C) 2017 The Android Open Source Project
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#      http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15
16""" Wrapper to invoke compiled build tools from the build system.
17
18This is just a workaround for GN assuming that all external scripts are
19python sources. It is used to invoke the built protoc compiler.
20"""
21
22import os
23import sys
24
25def main():
26  cmd = sys.argv[1:]
27  if not os.path.exists(cmd[0]):
28    print >> sys.stderr, 'Cannot find ' + cmd[0]
29    return 1
30  os.execv(cmd[0], cmd)
31
32if __name__ == '__main__':
33  sys.exit(main())
34