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79 lines
2.3 KiB
Python
79 lines
2.3 KiB
Python
# -*- mode: python; -*-
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"""
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Support code related to OS detection in general. System specific facilities or customization
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hooks live in mongo_platform_<PLATFORM>.py files.
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"""
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import os
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import platform
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# --- OS identification ---
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#
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# This needs to precede the options section so that we can only offer some options on certain
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# operating systems.
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# This function gets the running OS as identified by Python
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# It should only be used to set up defaults for options/variables, because
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# its value could potentially be overridden by setting TARGET_OS on the
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# command-line. Treat this output as the value of HOST_OS
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def get_running_os_name():
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running_os = os.sys.platform
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if running_os.startswith("linux"):
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running_os = "linux"
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elif running_os.startswith("freebsd"):
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running_os = "freebsd"
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elif running_os.startswith("openbsd"):
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running_os = "openbsd"
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elif running_os == "sunos5":
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running_os = "solaris"
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elif running_os == "win32":
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running_os = "windows"
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elif running_os == "darwin":
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running_os = "macOS"
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else:
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running_os = "unknown"
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return running_os
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def env_get_os_name_wrapper(self):
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return self["TARGET_OS"]
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def is_os_raw(target_os, os_list_to_check):
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darwin_os_list = ["macOS", "tvOS", "tvOS-sim", "iOS", "iOS-sim", "watchOS", "watchOS-sim"]
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linux_os_list = ["android", "linux"]
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posix_os_list = ["openbsd", "freebsd", "solaris", "emscripten"] + darwin_os_list + linux_os_list
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os_families = {
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"darwin": darwin_os_list,
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"posix": posix_os_list,
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"linux": linux_os_list,
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}
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for os in os_list_to_check:
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if os == target_os or (os in os_families and target_os in os_families[os]):
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return True
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return False
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# This function tests the running OS as identified by Python
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# It should only be used to set up defaults for options/variables, because
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# its value could potentially be overridden by setting TARGET_OS on the
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# command-line. Treat this output as the value of HOST_OS
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def is_running_os(*os_list):
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return is_os_raw(get_running_os_name(), os_list)
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def env_os_is_wrapper(self, *os_list):
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return is_os_raw(self["TARGET_OS"], os_list)
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def is_arm_processor():
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arch = platform.machine().lower()
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if "arm" in arch or "aarch64" in arch:
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return True
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return False
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