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54 lines
1.5 KiB
Python
54 lines
1.5 KiB
Python
#!/usr/bin/env python
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# 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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"""Outputs host CPU architecture in format recognized by gyp."""
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import platform
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import re
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import sys
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def HostArch():
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"""Returns the host architecture with a predictable string."""
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host_arch = platform.machine()
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# Convert machine type to format recognized by gyp.
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if re.match(r'i.86', host_arch) or host_arch == 'i86pc':
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host_arch = 'x86'
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elif host_arch in ['x86_64', 'amd64']:
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host_arch = 'x64'
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elif host_arch.startswith('arm'):
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host_arch = 'arm'
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elif host_arch.startswith('aarch64'):
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host_arch = 'arm64'
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elif host_arch.startswith('mips64'):
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host_arch = 'mips64'
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elif host_arch.startswith('mips'):
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host_arch = 'mips'
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elif host_arch.startswith('ppc'):
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host_arch = 'ppc'
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elif host_arch.startswith('s390'):
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host_arch = 's390'
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# platform.machine is based on running kernel. It's possible to use 64-bit
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# kernel with 32-bit userland, e.g. to give linker slightly more memory.
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# Distinguish between different userland bitness by querying
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# the python binary.
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if host_arch == 'x64' and platform.architecture()[0] == '32bit':
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host_arch = 'x86'
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if host_arch == 'arm64' and platform.architecture()[0] == '32bit':
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host_arch = 'arm'
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return host_arch
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def DoMain(_):
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"""Hook to be called from gyp without starting a separate python
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interpreter."""
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return HostArch()
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if __name__ == '__main__':
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print DoMain([])
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