diff options
Diffstat (limited to 'setuptools/_distutils/util.py')
| -rw-r--r-- | setuptools/_distutils/util.py | 98 |
1 files changed, 23 insertions, 75 deletions
diff --git a/setuptools/_distutils/util.py b/setuptools/_distutils/util.py index ac6d446d..6d506d7e 100644 --- a/setuptools/_distutils/util.py +++ b/setuptools/_distutils/util.py @@ -9,6 +9,7 @@ import re import importlib.util import string import sys +import sysconfig from distutils.errors import DistutilsPlatformError from distutils.dep_util import newer from distutils.spawn import spawn @@ -20,82 +21,29 @@ from .py35compat import _optim_args_from_interpreter_flags def get_host_platform(): """Return a string that identifies the current platform. This is used mainly to distinguish platform-specific build directories and platform-specific built - distributions. Typically includes the OS name and version and the - architecture (as supplied by 'os.uname()'), although the exact information - included depends on the OS; eg. on Linux, the kernel version isn't - particularly important. - - Examples of returned values: - linux-i586 - linux-alpha (?) - solaris-2.6-sun4u - - Windows will return one of: - win-amd64 (64bit Windows on AMD64 (aka x86_64, Intel64, EM64T, etc) - win32 (all others - specifically, sys.platform is returned) - - For other non-POSIX platforms, currently just returns 'sys.platform'. - + distributions. """ - if os.name == 'nt': - if 'amd64' in sys.version.lower(): - return 'win-amd64' - if '(arm)' in sys.version.lower(): - return 'win-arm32' - if '(arm64)' in sys.version.lower(): - return 'win-arm64' - return sys.platform - - # Set for cross builds explicitly - if "_PYTHON_HOST_PLATFORM" in os.environ: - return os.environ["_PYTHON_HOST_PLATFORM"] - - if os.name != "posix" or not hasattr(os, 'uname'): - # XXX what about the architecture? NT is Intel or Alpha, - # Mac OS is M68k or PPC, etc. - return sys.platform - - # Try to distinguish various flavours of Unix - - (osname, host, release, version, machine) = os.uname() - - # Convert the OS name to lowercase, remove '/' characters, and translate - # spaces (for "Power Macintosh") - osname = osname.lower().replace('/', '') - machine = machine.replace(' ', '_') - machine = machine.replace('/', '-') - - if osname[:5] == "linux": - # At least on Linux/Intel, 'machine' is the processor -- - # i386, etc. - # XXX what about Alpha, SPARC, etc? - return "%s-%s" % (osname, machine) - elif osname[:5] == "sunos": - if release[0] >= "5": # SunOS 5 == Solaris 2 - osname = "solaris" - release = "%d.%s" % (int(release[0]) - 3, release[2:]) - # We can't use "platform.architecture()[0]" because a - # bootstrap problem. We use a dict to get an error - # if some suspicious happens. - bitness = {2147483647:"32bit", 9223372036854775807:"64bit"} - machine += ".%s" % bitness[sys.maxsize] - # fall through to standard osname-release-machine representation - elif osname[:3] == "aix": - from .py38compat import aix_platform - return aix_platform(osname, version, release) - elif osname[:6] == "cygwin": - osname = "cygwin" - rel_re = re.compile (r'[\d.]+', re.ASCII) - m = rel_re.match(release) - if m: - release = m.group() - elif osname[:6] == "darwin": - import _osx_support, distutils.sysconfig - osname, release, machine = _osx_support.get_platform_osx( - distutils.sysconfig.get_config_vars(), - osname, release, machine) - - return "%s-%s-%s" % (osname, release, machine) + + # We initially exposed platforms as defined in Python 3.9 + # even with older Python versions when distutils was split out. + # Now that we delegate to stdlib sysconfig we need to restore this + # in case anyone has started to depend on it. + + if sys.version_info < (3, 8): + if os.name == 'nt': + if '(arm)' in sys.version.lower(): + return 'win-arm32' + if '(arm64)' in sys.version.lower(): + return 'win-arm64' + + if sys.version_info < (3, 9): + if os.name == "posix" and hasattr(os, 'uname'): + osname, host, release, version, machine = os.uname() + if osname[:3] == "aix": + from .py38compat import aix_platform + return aix_platform(osname, version, release) + + return sysconfig.get_platform() def get_platform(): if os.name == 'nt': |