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https://chromium.googlesource.com/libyuv/libyuv
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82180e8296
R=bcornell@google.com, impjdi@google.com BUG=libyuv:459 Review URL: https://webrtc-codereview.appspot.com/52149004.
58 lines
2.2 KiB
Python
58 lines
2.2 KiB
Python
# Copyright 2014 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import os
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import os.path
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import re
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def GetNinjaOutputDirectory(chrome_root, configuration=None):
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"""Returns <chrome_root>/<output_dir>/(Release|Debug).
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The output_dir is detected in the following ways, in order of precedence:
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1. CHROMIUM_OUT_DIR environment variable.
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2. GYP_GENERATOR_FLAGS environment variable output_dir property.
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3. Symlink target, if src/out is a symlink.
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4. Most recently modified (e.g. built) directory called out or out_*.
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The configuration chosen is the one most recently generated/built, but can be
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overriden via the <configuration> parameter."""
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output_dirs = []
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if ('CHROMIUM_OUT_DIR' in os.environ and
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os.path.isdir(os.path.join(chrome_root, os.environ['CHROMIUM_OUT_DIR']))):
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output_dirs = [os.environ['CHROMIUM_OUT_DIR']]
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if not output_dirs:
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generator_flags = os.getenv('GYP_GENERATOR_FLAGS', '').split(' ')
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for flag in generator_flags:
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name_value = flag.split('=', 1)
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if (len(name_value) == 2 and name_value[0] == 'output_dir' and
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os.path.isdir(os.path.join(chrome_root, name_value[1]))):
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output_dirs = [name_value[1]]
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if not output_dirs:
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out = os.path.join(chrome_root, 'out')
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if os.path.islink(out):
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out_target = os.path.join(os.path.dirname(out), os.readlink(out))
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if os.path.exists(out_target):
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output_dirs = [out_target]
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if not output_dirs:
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for f in os.listdir(chrome_root):
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if (re.match('out(?:$|_)', f) and
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os.path.isdir(os.path.join(chrome_root, f))):
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output_dirs.append(f)
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configs = [configuration] if configuration else ['Debug', 'Release']
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output_paths = [os.path.join(chrome_root, out_dir, config)
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for out_dir in output_dirs for config in configs]
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def approx_directory_mtime(path):
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if not os.path.exists(path):
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return -1
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# This is a heuristic; don't recurse into subdirectories.
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paths = [path] + [os.path.join(path, f) for f in os.listdir(path)]
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return max(os.path.getmtime(p) for p in paths)
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return max(output_paths, key=approx_directory_mtime)
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