1 #!/usr/bin/env python 2 # Copyright (C) 2018 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 """ Script to check whether a given buildtool folder exists. 17 18 Prints a user-friendly message if it doesn't. 19 """ 20 21 import os 22 import sys 23 import argparse 24 25 def main(): 26 parser = argparse.ArgumentParser(description='Test path for existence') 27 parser.add_argument('path', help='Path to test for existence') 28 parser.add_argument('--touch', help='Touch this path on success') 29 args = parser.parse_args() 30 31 if not os.path.exists(args.path): 32 err = '\x1b[31mCannot find %s/%s\nRun tools/install-build-deps --ui\x1b[0m' 33 print >>sys.stderr, err % (os.path.abspath('.'), sys.argv[1]) 34 return 127 35 36 if args.touch: 37 with open(args.touch, 'a'): 38 os.utime(args.touch, None) 39 40 return 0 41 42 if __name__ == '__main__': 43 sys.exit(main()) 44
