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 6import os 7import os.path 8 9 10def 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 45