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1 # Copyright 2013 The Chromium Authors. All rights reserved. | |
2 # Use of this source code is governed by a BSD-style license that can be | |
3 # found in the LICENSE file. | |
4 | |
5 import os | |
6 | |
7 from pylib import constants | |
8 | |
9 | |
10 def GetMostRecentHostPath(file_name): | |
11 """Returns the most recent existing full path for the given file name. | |
12 | |
13 Returns: An empty string if no path could be found. | |
14 """ | |
15 out_dir = os.path.join( | |
16 constants.DIR_SOURCE_ROOT, os.environ.get('CHROMIUM_OUT_DIR', 'out')) | |
17 candidate_paths = [os.path.join(out_dir, build_type, file_name) | |
18 for build_type in ['Debug', 'Release']] | |
19 candidate_paths = filter(os.path.exists, candidate_paths) | |
20 candidate_paths = sorted(candidate_paths, key=os.path.getmtime, reverse=True) | |
21 candidate_paths.append('') | |
22 return candidate_paths[0] | |
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