1# Copyright 2017 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15import os
16import subprocess
17import sys
18
19"""Shared functions for use in tzdata scripts."""
20
21def GetIanaTarFile(dir_name, file_prefix):
22  matching_files = []
23  for filename in os.listdir(dir_name):
24    if filename.startswith(file_prefix) and filename.endswith('.tar.gz'):
25      matching_files.append(filename);
26
27  if len(matching_files) == 0:
28    return None
29  elif len(matching_files) == 1:
30    return '%s/%s' % (dir_name, matching_files[0])
31  else:
32    print('Multiple %s files found unexpectedly %s' % (file_prefix, matching_files))
33    sys.exit(1)
34
35
36def InvokeSoong(android_build_top, build_modules):
37  old_cwd = os.getcwd()
38  os.chdir(android_build_top)
39  subprocess.check_call(['build/soong/soong_ui.bash', '--make-mode', '-j30'] + build_modules)
40  os.chdir(old_cwd)
41