0
Files
src/build/detect_host_arch.py
Takuto Ikuta df413c2e2b build: remove 'from __future__ import print_function'
I think we don't need this line anymore.

Bug: 1406153
Change-Id: Id161854458d131645bb4b54e9ed69b1c171319ae
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4078643
Commit-Queue: Takuto Ikuta <tikuta@chromium.org>
Reviewed-by: Ben Pastene <bpastene@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1092171}
2023-01-13 01:00:01 +00:00

55 lines
1.5 KiB
Python
Executable File

#!/usr/bin/env python3
# Copyright 2014 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Outputs host CPU architecture in format recognized by gyp."""
import platform
import re
import sys
def HostArch():
"""Returns the host architecture with a predictable string."""
host_arch = platform.machine()
# Convert machine type to format recognized by gyp.
if re.match(r'i.86', host_arch) or host_arch == 'i86pc':
host_arch = 'ia32'
elif host_arch in ['x86_64', 'amd64']:
host_arch = 'x64'
elif host_arch.startswith('arm'):
host_arch = 'arm'
elif host_arch.startswith('aarch64'):
host_arch = 'arm64'
elif host_arch.startswith('mips64'):
host_arch = 'mips64'
elif host_arch.startswith('mips'):
host_arch = 'mips'
elif host_arch.startswith('ppc'):
host_arch = 'ppc'
elif host_arch.startswith('s390'):
host_arch = 's390'
# platform.machine is based on running kernel. It's possible to use 64-bit
# kernel with 32-bit userland, e.g. to give linker slightly more memory.
# Distinguish between different userland bitness by querying
# the python binary.
if host_arch == 'x64' and platform.architecture()[0] == '32bit':
host_arch = 'ia32'
if host_arch == 'arm64' and platform.architecture()[0] == '32bit':
host_arch = 'arm'
return host_arch
def DoMain(_):
"""Hook to be called from gyp without starting a separate python
interpreter."""
return HostArch()
if __name__ == '__main__':
print(DoMain([]))