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1 # Copyright 2015 the V8 project 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 | |
6 import os | |
7 import os.path | |
8 | |
9 | |
10 def GetNinjaOutputDirectory(v8_root, configuration=None): | |
11 """Returns <v8_root>/<output_dir>/(Release|Debug). | |
12 | |
13 The configuration chosen is the one most recently generated/built, but can be | |
14 overriden via the <configuration> parameter. Detects a custom output_dir | |
15 specified by GYP_GENERATOR_FLAGS.""" | |
16 | |
17 output_dir = 'out' | |
18 generator_flags = os.getenv('GYP_GENERATOR_FLAGS', '').split(' ') | |
19 for flag in generator_flags: | |
20 name_value = flag.split('=', 1) | |
21 if len(name_value) == 2 and name_value[0] == 'output_dir': | |
22 output_dir = name_value[1] | |
23 | |
24 root = os.path.join(v8_root, output_dir) | |
25 if configuration: | |
26 return os.path.join(root, configuration) | |
27 | |
28 debug_path = os.path.join(root, 'Debug') | |
29 release_path = os.path.join(root, 'Release') | |
30 | |
31 def is_release_newer(test_path): | |
32 try: | |
33 debug_mtime = os.path.getmtime(os.path.join(debug_path, test_path)) | |
34 except os.error: | |
35 debug_mtime = 0 | |
36 try: | |
37 rel_mtime = os.path.getmtime(os.path.join(release_path, test_path)) | |
38 except os.error: | |
39 rel_mtime = 0 | |
40 return rel_mtime >= debug_mtime | |
41 | |
42 if is_release_newer('.ninja_log') or is_release_newer('.ninja_deps'): | |
43 return release_path | |
44 return debug_path | |
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