8ffa1f10cb
R=machenbach@chromium.org Bug: v8:7335 Change-Id: I49317fed6c91064109d3adff06b0bba474e11f1d Reviewed-on: https://chromium-review.googlesource.com/892865 Commit-Queue: Yang Guo <yangguo@chromium.org> Reviewed-by: Michael Achenbach <machenbach@chromium.org> Cr-Commit-Position: refs/heads/master@{#50975}
81 lines
3.0 KiB
Python
81 lines
3.0 KiB
Python
#!/usr/bin/env python
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# Copyright 2014 the V8 project authors. All rights reserved.
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of Google Inc. nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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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 main():
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print DoMain([])
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return 0
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def DoMain(_):
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return DetectHostArch();
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def DetectHostArch():
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"""Hook to be called from gyp without starting a separate python
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interpreter."""
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host_arch = platform.machine()
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host_system = platform.system();
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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 = 'ia32'
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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 == 'aarch64':
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host_arch = 'arm64'
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elif host_arch == 'mips64':
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host_arch = 'mips64el'
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elif host_arch.startswith('mips'):
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host_arch = 'mipsel'
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# Under AIX the value returned by platform.machine is not
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# the best indicator of the host architecture
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# AIX 6.1 which is the lowest level supported only provides
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# a 64 bit kernel
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if host_system == 'AIX':
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host_arch = 'ppc64'
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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 = 'ia32'
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return host_arch
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if __name__ == '__main__':
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sys.exit(main())
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