49 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
			
		
		
	
	
			49 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
#!/usr/bin/env python
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# Copyright 2016 Google Inc.
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#
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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 platform
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import shutil
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import stat
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import sys
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import tempfile
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import zipfile
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if sys.version_info[0] < 3:
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  from urllib2 import urlopen
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else:
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  from urllib.request import urlopen
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os.chdir(os.path.join(os.path.dirname(__file__), os.pardir))
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gnzip = os.path.join(tempfile.mkdtemp(), 'gn.zip')
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with open(gnzip, 'wb') as f:
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  OS  = {'darwin': 'mac', 'linux': 'linux', 'linux2': 'linux', 'win32': 'windows'}[sys.platform]
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  cpu = {'amd64': 'amd64', 'arm64': 'arm64', 'x86_64': 'amd64'}[platform.machine().lower()]
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  rev = 'd62642c920e6a0d1756316d225a90fd6faa9e21e'
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  url = 'https://chrome-infra-packages.appspot.com/dl/gn/gn/{}-{}/+/git_revision:{}'.format(
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          OS,cpu,rev)
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  f.write(urlopen(url).read())
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gn = 'gn.exe' if 'win32' in sys.platform else 'gn'
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with zipfile.ZipFile(gnzip, 'r') as f:
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  f.extract(gn, 'bin')
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gn = os.path.join('bin', gn)
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os.chmod(gn, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR |
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             stat.S_IRGRP                | stat.S_IXGRP |
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             stat.S_IROTH                | stat.S_IXOTH )
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# We'll also copy to a path that depot_tools' GN wrapper will expect to find the binary.
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copy_path = 'buildtools/linux64/gn' if 'linux'  in sys.platform else \
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            'buildtools/mac/gn'     if 'darwin' in sys.platform else \
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            'buildtools/win/gn.exe'
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if os.path.isdir(os.path.dirname(copy_path)):
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  shutil.copy(gn, copy_path)
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