diff options
Diffstat (limited to 'Lib/distutils/util.py')
| -rw-r--r-- | Lib/distutils/util.py | 170 |
1 files changed, 2 insertions, 168 deletions
diff --git a/Lib/distutils/util.py b/Lib/distutils/util.py index 8adf6e0..0515fef 100644 --- a/Lib/distutils/util.py +++ b/Lib/distutils/util.py @@ -15,173 +15,7 @@ from distutils import log from distutils.version import LooseVersion from distutils.errors import DistutilsByteCompileError -def get_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. for IRIX - the architecture isn't particularly important (IRIX only runs on SGI - hardware), but for Linux the kernel version isn't particularly - important. - - Examples of returned values: - linux-i586 - linux-alpha (?) - solaris-2.6-sun4u - irix-5.3 - irix64-6.2 - - Windows will return one of: - win-amd64 (64bit Windows on AMD64 (aka x86_64, Intel64, EM64T, etc) - win-ia64 (64bit Windows on Itanium) - win32 (all others - specifically, sys.platform is returned) - - For other non-POSIX platforms, currently just returns 'sys.platform'. - """ - if os.name == 'nt': - # sniff sys.version for architecture. - prefix = " bit (" - i = sys.version.find(prefix) - if i == -1: - return sys.platform - j = sys.version.find(")", i) - look = sys.version[i+len(prefix):j].lower() - if look == 'amd64': - return 'win-amd64' - if look == 'itanium': - return 'win-ia64' - return sys.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 - # (to accommodate BSD/OS), 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:]) - # fall through to standard osname-release-machine representation - elif osname[:4] == "irix": # could be "irix64"! - return "%s-%s" % (osname, release) - elif osname[:3] == "aix": - return "%s-%s.%s" % (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": - # - # For our purposes, we'll assume that the system version from - # distutils' perspective is what MACOSX_DEPLOYMENT_TARGET is set - # to. This makes the compatibility story a bit more sane because the - # machine is going to compile and link as if it were - # MACOSX_DEPLOYMENT_TARGET. - from distutils.sysconfig import get_config_vars - cfgvars = get_config_vars() - - macver = os.environ.get('MACOSX_DEPLOYMENT_TARGET') - if not macver: - macver = cfgvars.get('MACOSX_DEPLOYMENT_TARGET') - - if 1: - # Always calculate the release of the running machine, - # needed to determine if we can build fat binaries or not. - - macrelease = macver - # Get the system version. Reading this plist is a documented - # way to get the system version (see the documentation for - # the Gestalt Manager) - try: - f = open('/System/Library/CoreServices/SystemVersion.plist') - except IOError: - # We're on a plain darwin box, fall back to the default - # behaviour. - pass - else: - m = re.search( - r'<key>ProductUserVisibleVersion</key>\s*' + - r'<string>(.*?)</string>', f.read()) - f.close() - if m is not None: - macrelease = '.'.join(m.group(1).split('.')[:2]) - # else: fall back to the default behaviour - - if not macver: - macver = macrelease - - if macver: - from distutils.sysconfig import get_config_vars - release = macver - osname = "macosx" - - if (macrelease + '.') >= '10.4.' and \ - '-arch' in get_config_vars().get('CFLAGS', '').strip(): - # The universal build will build fat binaries, but not on - # systems before 10.4 - # - # Try to detect 4-way universal builds, those have machine-type - # 'universal' instead of 'fat'. - - machine = 'fat' - cflags = get_config_vars().get('CFLAGS') - - archs = re.findall('-arch\s+(\S+)', cflags) - archs.sort() - archs = tuple(archs) - - if len(archs) == 1: - machine = archs[0] - elif archs == ('i386', 'ppc'): - machine = 'fat' - elif archs == ('i386', 'x86_64'): - machine = 'intel' - elif archs == ('i386', 'ppc', 'x86_64'): - machine = 'fat3' - elif archs == ('ppc64', 'x86_64'): - machine = 'fat64' - elif archs == ('i386', 'ppc', 'ppc64', 'x86_64'): - machine = 'universal' - else: - raise ValueError( - "Don't know machine value for archs=%r"%(archs,)) - - elif machine == 'i386': - # On OSX the machine type returned by uname is always the - # 32-bit variant, even if the executable architecture is - # the 64-bit variant - if sys.maxsize >= 2**32: - machine = 'x86_64' - - elif machine in ('PowerPC', 'Power_Macintosh'): - # Pick a sane name for the PPC architecture. - machine = 'ppc' - - # See 'i386' case - if sys.maxsize >= 2**32: - machine = 'ppc64' - - return "%s-%s-%s" % (osname, release, machine) - +_sysconfig = __import__('sysconfig') def convert_path(pathname): """Return 'pathname' as a name that will work on the native filesystem. @@ -269,7 +103,7 @@ def check_environ(): os.environ['HOME'] = pwd.getpwuid(os.getuid())[5] if 'PLAT' not in os.environ: - os.environ['PLAT'] = get_platform() + os.environ['PLAT'] = _sysconfig.get_platform() _environ_checked = 1 |