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https://github.com/klzgrad/naiveproxy.git
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74 lines
2.2 KiB
Python
74 lines
2.2 KiB
Python
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#!/usr/bin/env python
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# Copyright (c) 2011 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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"""Small utility function to find depot_tools and add it to the python path.
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Will throw an ImportError exception if depot_tools can't be found since it
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imports breakpad.
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This can also be used as a standalone script to print out the depot_tools
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directory location.
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"""
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import os
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import sys
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# Path to //src
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SRC = os.path.abspath(os.path.join(os.path.dirname(__file__), os.pardir))
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def IsRealDepotTools(path):
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expanded_path = os.path.expanduser(path)
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return os.path.isfile(os.path.join(expanded_path, 'gclient.py'))
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def add_depot_tools_to_path():
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"""Search for depot_tools and add it to sys.path."""
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# First, check if we have a DEPS'd in "depot_tools".
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deps_depot_tools = os.path.join(SRC, 'third_party', 'depot_tools')
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if IsRealDepotTools(deps_depot_tools):
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# Put the pinned version at the start of the sys.path, in case there
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# are other non-pinned versions already on the sys.path.
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sys.path.insert(0, deps_depot_tools)
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return deps_depot_tools
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# Then look if depot_tools is already in PYTHONPATH.
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for i in sys.path:
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if i.rstrip(os.sep).endswith('depot_tools') and IsRealDepotTools(i):
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return i
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# Then look if depot_tools is in PATH, common case.
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for i in os.environ['PATH'].split(os.pathsep):
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if IsRealDepotTools(i):
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sys.path.append(i.rstrip(os.sep))
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return i
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# Rare case, it's not even in PATH, look upward up to root.
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root_dir = os.path.dirname(os.path.abspath(__file__))
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previous_dir = os.path.abspath(__file__)
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while root_dir and root_dir != previous_dir:
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i = os.path.join(root_dir, 'depot_tools')
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if IsRealDepotTools(i):
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sys.path.append(i)
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return i
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previous_dir = root_dir
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root_dir = os.path.dirname(root_dir)
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print >> sys.stderr, 'Failed to find depot_tools'
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return None
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DEPOT_TOOLS_PATH = add_depot_tools_to_path()
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# pylint: disable=W0611
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import breakpad
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def main():
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if DEPOT_TOOLS_PATH is None:
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return 1
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print DEPOT_TOOLS_PATH
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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