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Merged revisions 77704,77752 via svnmerge from 

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r77704 | tarek.ziade | 2010-01-23 10:23:15 +0100 (Sat, 23 Jan 2010) | 1 line

  taking sysconfig out of distutils
........
  r77752 | tarek.ziade | 2010-01-26 00:19:56 +0100 (Tue, 26 Jan 2010) | 1 line

  switched the call order so this call works without suffering from issue #7774
........
This commit is contained in:
Tarek Ziadé 2010-01-29 11:41:03 +00:00
parent 82b8398583
commit edacea30e4
35 changed files with 1193 additions and 926 deletions
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52
Lib/distutils/ccompiler.py
View File

@ -18,6 +18,58 @@ from distutils.dep_util import newer_group
from distutils.util import split_quoted, execute
from distutils import log
_sysconfig = __import__('sysconfig')
def customize_compiler(compiler):
"""Do any platform-specific customization of a CCompiler instance.
Mainly needed on Unix, so we can plug in the information that
varies across Unices and is stored in Python's Makefile.
"""
if compiler.compiler_type == "unix":
(cc, cxx, opt, cflags, ccshared, ldshared, so_ext, ar, ar_flags) = \
_sysconfig.get_config_vars('CC', 'CXX', 'OPT', 'CFLAGS',
'CCSHARED', 'LDSHARED', 'SO', 'AR',
'ARFLAGS')
if 'CC' in os.environ:
cc = os.environ['CC']
if 'CXX' in os.environ:
cxx = os.environ['CXX']
if 'LDSHARED' in os.environ:
ldshared = os.environ['LDSHARED']
if 'CPP' in os.environ:
cpp = os.environ['CPP']
else:
cpp = cc + " -E" # not always
if 'LDFLAGS' in os.environ:
ldshared = ldshared + ' ' + os.environ['LDFLAGS']
if 'CFLAGS' in os.environ:
cflags = opt + ' ' + os.environ['CFLAGS']
ldshared = ldshared + ' ' + os.environ['CFLAGS']
if 'CPPFLAGS' in os.environ:
cpp = cpp + ' ' + os.environ['CPPFLAGS']
cflags = cflags + ' ' + os.environ['CPPFLAGS']
ldshared = ldshared + ' ' + os.environ['CPPFLAGS']
if 'AR' in os.environ:
ar = os.environ['AR']
if 'ARFLAGS' in os.environ:
archiver = ar + ' ' + os.environ['ARFLAGS']
else:
archiver = ar + ' ' + ar_flags
cc_cmd = cc + ' ' + cflags
compiler.set_executables(
preprocessor=cpp,
compiler=cc_cmd,
compiler_so=cc_cmd + ' ' + ccshared,
compiler_cxx=cxx,
linker_so=ldshared,
linker_exe=cc,
archiver=archiver)
compiler.shared_lib_extension = so_ext
class CCompiler:
"""Abstract base class to define the interface that must be implemented
by real compiler classes. Also has some utility methods used by

2
Lib/distutils/command/bdist.py
View File

@ -6,10 +6,10 @@ distribution)."""
__revision__ = "$Id$"
import os
from sysconfig import get_platform
from distutils.core import Command
from distutils.errors import DistutilsPlatformError, DistutilsOptionError
from distutils.util import get_platform
def show_formats():

4
Lib/distutils/command/bdist_dumb.py
View File

@ -8,11 +8,11 @@ __revision__ = "$Id$"
import os
from sysconfig import get_python_version, get_platform
from distutils.core import Command
from distutils.util import get_platform
from distutils.dir_util import remove_tree, ensure_relative
from distutils.errors import DistutilsPlatformError
from distutils.sysconfig import get_python_version
from distutils import log
class bdist_dumb(Command):

4
Lib/distutils/command/bdist_wininst.py
View File

@ -8,11 +8,11 @@ __revision__ = "$Id$"
import sys
import os
from sysconfig import get_python_version, get_platform
from distutils.core import Command
from distutils.util import get_platform
from distutils.dir_util import remove_tree
from distutils.errors import DistutilsOptionError, DistutilsPlatformError
from distutils.sysconfig import get_python_version
from distutils import log
class bdist_wininst(Command):

3
Lib/distutils/command/build.py
View File

@ -5,9 +5,10 @@ Implements the Distutils 'build' command."""
__revision__ = "$Id$"
import sys, os
from sysconfig import get_platform
from distutils.core import Command
from distutils.errors import DistutilsOptionError
from distutils.util import get_platform
def show_compilers():
from distutils.ccompiler import show_compilers

2
Lib/distutils/command/build_clib.py
View File

@ -19,7 +19,7 @@ __revision__ = "$Id$"
import os
from distutils.core import Command
from distutils.errors import DistutilsSetupError
from distutils.sysconfig import customize_compiler
from distutils.ccompiler import customize_compiler
from distutils import log
def show_compilers():

32
Lib/distutils/command/build_ext.py
View File

@ -9,13 +9,14 @@ __revision__ = "$Id$"
import sys, os, re
from warnings import warn
from sysconfig import get_platform
from distutils.core import Command
from distutils.errors import (CCompilerError, DistutilsError, CompileError,
DistutilsSetupError, DistutilsPlatformError)
from distutils.sysconfig import customize_compiler, get_python_version
from distutils.errors import *
from distutils.ccompiler import customize_compiler
from distutils.dep_util import newer_group
from distutils.extension import Extension
from distutils.util import get_platform
from distutils import log
# this keeps compatibility from 2.3 to 2.5
@ -172,8 +173,7 @@ class build_ext(Command):
self.user = None
def finalize_options(self):
from distutils import sysconfig
_sysconfig = __import__('sysconfig')
self.set_undefined_options('build',
('build_lib', 'build_lib'),
('build_temp', 'build_temp'),
@ -190,8 +190,8 @@ class build_ext(Command):
# Make sure Python's include directories (for Python.h, pyconfig.h,
# etc.) are in the include search path.
py_include = sysconfig.get_python_inc()
plat_py_include = sysconfig.get_python_inc(plat_specific=1)
py_include = _sysconfig.get_path('include')
plat_py_include = _sysconfig.get_path('platinclude')
if self.include_dirs is None:
self.include_dirs = self.distribution.include_dirs or []
if isinstance(self.include_dirs, str):
@ -269,7 +269,7 @@ class build_ext(Command):
if sys.executable.startswith(os.path.join(sys.exec_prefix, "bin")):
# building third party extensions
self.library_dirs.append(os.path.join(sys.prefix, "lib",
"python" + get_python_version(),
"python" + _sysconfig.get_python_version(),
"config"))
else:
# building python standard extensions
@ -277,13 +277,13 @@ class build_ext(Command):
# for extensions under Linux or Solaris with a shared Python library,
# Python's library directory must be appended to library_dirs
sysconfig.get_config_var('Py_ENABLE_SHARED')
_sysconfig.get_config_var('Py_ENABLE_SHARED')
if ((sys.platform.startswith('linux') or sys.platform.startswith('gnu')
or sys.platform.startswith('sunos'))
and sysconfig.get_config_var('Py_ENABLE_SHARED')):
and _sysconfig.get_config_var('Py_ENABLE_SHARED')):
if sys.executable.startswith(os.path.join(sys.exec_prefix, "bin")):
# building third party extensions
self.library_dirs.append(sysconfig.get_config_var('LIBDIR'))
self.library_dirs.append(_sysconfig.get_config_var('LIBDIR'))
else:
# building python standard extensions
self.library_dirs.append('.')
@ -712,13 +712,13 @@ class build_ext(Command):
of the file from which it will be loaded (eg. "foo/bar.so", or
"foo\bar.pyd").
"""
from distutils.sysconfig import get_config_var
_sysconfig = __import__('sysconfig')
ext_path = ext_name.split('.')
# OS/2 has an 8 character module (extension) limit :-(
if os.name == "os2":
ext_path[len(ext_path) - 1] = ext_path[len(ext_path) - 1][:8]
# extensions in debug_mode are named 'module_d.pyd' under windows
so_ext = get_config_var('SO')
so_ext = _sysconfig.get_config_var('SO')
if os.name == 'nt' and self.debug:
return os.path.join(*ext_path) + '_d' + so_ext
return os.path.join(*ext_path) + so_ext
@ -781,8 +781,8 @@ class build_ext(Command):
# Don't use the default code below
return ext.libraries
else:
from distutils import sysconfig
if sysconfig.get_config_var('Py_ENABLE_SHARED'):
_sysconfig = __import__('sysconfig')
if _sysconfig.get_config_var('Py_ENABLE_SHARED'):
template = "python%d.%d"
pythonlib = (template %
(sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff))

10
Lib/distutils/command/build_scripts.py
View File

@ -6,7 +6,6 @@ __revision__ = "$Id$"
import os, re
from stat import ST_MODE
from distutils import sysconfig
from distutils.core import Command
from distutils.dep_util import newer
from distutils.util import convert_path, Mixin2to3
@ -57,6 +56,7 @@ class build_scripts(Command):
ie. starts with "\#!" and contains "python"), then adjust the first
line to refer to the current Python interpreter as we copy.
"""
_sysconfig = __import__('sysconfig')
self.mkpath(self.build_dir)
outfiles = []
updated_files = []
@ -96,16 +96,16 @@ class build_scripts(Command):
updated_files.append(outfile)
if not self.dry_run:
outf = open(outfile, "w")
if not sysconfig.python_build:
if not _sysconfig.is_python_build():
outf.write("#!%s%s\n" %
(self.executable,
post_interp))
else:
outf.write("#!%s%s\n" %
(os.path.join(
sysconfig.get_config_var("BINDIR"),
"python%s%s" % (sysconfig.get_config_var("VERSION"),
sysconfig.get_config_var("EXE"))),
_sysconfig.get_config_var("BINDIR"),
"python%s%s" % (_sysconfig.get_config_var("VERSION"),
_sysconfig.get_config_var("EXE"))),
post_interp))
outf.writelines(f.readlines())
outf.close()

2
Lib/distutils/command/config.py
View File

@ -16,7 +16,7 @@ import re
from distutils.core import Command
from distutils.errors import DistutilsExecError
from distutils.sysconfig import customize_compiler
from distutils.ccompiler import customize_compiler
from distutils import log
LANG_EXT = {"c": ".c", "c++": ".cxx"}

163
Lib/distutils/command/install.py
View File

@ -7,115 +7,25 @@ __revision__ = "$Id$"
import sys
import os
from sysconfig import (get_config_vars, get_platform, get_paths, get_path,
get_config_var)
from distutils import log
from distutils.core import Command
from distutils.debug import DEBUG
from distutils.sysconfig import get_config_vars
from distutils.errors import DistutilsPlatformError
from distutils.file_util import write_file
from distutils.util import convert_path, subst_vars, change_root
from distutils.util import get_platform
from distutils.util import convert_path, change_root
from distutils.errors import DistutilsOptionError
# this keeps compatibility from 2.3 to 2.5
if sys.version < "2.6":
USER_BASE = None
USER_SITE = None
HAS_USER_SITE = False
else:
from site import USER_BASE
from site import USER_SITE
HAS_USER_SITE = True
if sys.version < "2.2":
WINDOWS_SCHEME = {
'purelib': '$base',
'platlib': '$base',
'headers': '$base/Include/$dist_name',
'scripts': '$base/Scripts',
'data' : '$base',
}
else:
WINDOWS_SCHEME = {
'purelib': '$base/Lib/site-packages',
'platlib': '$base/Lib/site-packages',
'headers': '$base/Include/$dist_name',
'scripts': '$base/Scripts',
'data' : '$base',
}
INSTALL_SCHEMES = {
'unix_prefix': {
'purelib': '$base/lib/python$py_version_short/site-packages',
'platlib': '$platbase/lib/python$py_version_short/site-packages',
'headers': '$base/include/python$py_version_short/$dist_name',
'scripts': '$base/bin',
'data' : '$base',
},
'unix_home': {
'purelib': '$base/lib/python',
'platlib': '$base/lib/python',
'headers': '$base/include/python/$dist_name',
'scripts': '$base/bin',
'data' : '$base',
},
'nt': WINDOWS_SCHEME,
'mac': {
'purelib': '$base/Lib/site-packages',
'platlib': '$base/Lib/site-packages',
'headers': '$base/Include/$dist_name',
'scripts': '$base/Scripts',
'data' : '$base',
},
'os2': {
'purelib': '$base/Lib/site-packages',
'platlib': '$base/Lib/site-packages',
'headers': '$base/Include/$dist_name',
'scripts': '$base/Scripts',
'data' : '$base',
},
}
# user site schemes
if HAS_USER_SITE:
INSTALL_SCHEMES['nt_user'] = {
'purelib': '$usersite',
'platlib': '$usersite',
'headers': '$userbase/Python$py_version_nodot/Include/$dist_name',
'scripts': '$userbase/Scripts',
'data' : '$userbase',
}
INSTALL_SCHEMES['unix_user'] = {
'purelib': '$usersite',
'platlib': '$usersite',
'headers': '$userbase/include/python$py_version_short/$dist_name',
'scripts': '$userbase/bin',
'data' : '$userbase',
}
INSTALL_SCHEMES['mac_user'] = {
'purelib': '$usersite',
'platlib': '$usersite',
'headers': '$userbase/$py_version_short/include/$dist_name',
'scripts': '$userbase/bin',
'data' : '$userbase',
}
INSTALL_SCHEMES['os2_home'] = {
'purelib': '$usersite',
'platlib': '$usersite',
'headers': '$userbase/include/python$py_version_short/$dist_name',
'scripts': '$userbase/bin',
'data' : '$userbase',
}
# The keys to an installation scheme; if any new types of files are to be
# installed, be sure to add an entry to every installation scheme above,
# and to SCHEME_KEYS here.
SCHEME_KEYS = ('purelib', 'platlib', 'headers', 'scripts', 'data')
def _subst_vars(s, local_vars):
try:
return s.format(**local_vars)
except KeyError:
try:
return s.format(**os.environ)
except KeyError as var:
raise AttributeError('{%s}' % var)
class install(Command):
@ -182,11 +92,10 @@ class install(Command):
boolean_options = ['compile', 'force', 'skip-build']
if HAS_USER_SITE:
user_options.append(('user', None,
"install in user site-package '%s'" % USER_SITE))
boolean_options.append('user')
user_options.append(('user', None,
"install in user site-package '%s'" % \
get_path('purelib', '%s_user' % os.name)))
boolean_options.append('user')
negative_opt = {'no-compile' : 'compile'}
@ -216,8 +125,8 @@ class install(Command):
self.install_lib = None # set to either purelib or platlib
self.install_scripts = None
self.install_data = None
self.install_userbase = USER_BASE
self.install_usersite = USER_SITE
self.install_userbase = get_config_var('userbase')
self.install_usersite = get_path('purelib', '%s_user' % os.name)
self.compile = None
self.optimize = None
@ -327,7 +236,9 @@ class install(Command):
# about needing recursive variable expansion (shudder).
py_version = sys.version.split()[0]
(prefix, exec_prefix) = get_config_vars('prefix', 'exec_prefix')
prefix, exec_prefix, srcdir = get_config_vars('prefix', 'exec_prefix',
'srcdir')
self.config_vars = {'dist_name': self.distribution.get_name(),
'dist_version': self.distribution.get_version(),
'dist_fullname': self.distribution.get_fullname(),
@ -338,12 +249,11 @@ class install(Command):
'prefix': prefix,
'sys_exec_prefix': exec_prefix,
'exec_prefix': exec_prefix,
'srcdir': srcdir,
}
if HAS_USER_SITE:
self.config_vars['userbase'] = self.install_userbase
self.config_vars['usersite'] = self.install_usersite
self.config_vars['userbase'] = self.install_userbase
self.config_vars['usersite'] = self.install_usersite
self.expand_basedirs()
self.dump_dirs("post-expand_basedirs()")
@ -447,10 +357,10 @@ class install(Command):
raise DistutilsPlatformError(
"User base directory is not specified")
self.install_base = self.install_platbase = self.install_userbase
self.select_scheme("unix_user")
self.select_scheme("posix_user")
elif self.home is not None:
self.install_base = self.install_platbase = self.home
self.select_scheme("unix_home")
self.select_scheme("posix_home")
else:
if self.prefix is None:
if self.exec_prefix is not None:
@ -466,7 +376,7 @@ class install(Command):
self.install_base = self.prefix
self.install_platbase = self.exec_prefix
self.select_scheme("unix_prefix")
self.select_scheme("posix_prefix")
def finalize_other(self):
"""Finalizes options for non-posix platforms"""
@ -478,7 +388,7 @@ class install(Command):
self.select_scheme(os.name + "_user")
elif self.home is not None:
self.install_base = self.install_platbase = self.home
self.select_scheme("unix_home")
self.select_scheme("posix_home")
else:
if self.prefix is None:
self.prefix = os.path.normpath(sys.prefix)
@ -493,11 +403,15 @@ class install(Command):
def select_scheme(self, name):
"""Sets the install directories by applying the install schemes."""
# it's the caller's problem if they supply a bad name!
scheme = INSTALL_SCHEMES[name]
for key in SCHEME_KEYS:
scheme = get_paths(name, expand=False)
for key, value in scheme.items():
if key == 'platinclude':
key = 'headers'
value = os.path.join(value, self.distribution.get_name())
attrname = 'install_' + key
if getattr(self, attrname) is None:
setattr(self, attrname, scheme[key])
if hasattr(self, attrname):
if getattr(self, attrname) is None:
setattr(self, attrname, value)
def _expand_attrs(self, attrs):
for attr in attrs:
@ -505,7 +419,10 @@ class install(Command):
if val is not None:
if os.name == 'posix' or os.name == 'nt':
val = os.path.expanduser(val)
val = subst_vars(val, self.config_vars)
try:
val = _subst_vars(val, self.config_vars)
except:
import pdb; pdb.set_trace()
setattr(self, attr, val)
def expand_basedirs(self):

2
Lib/distutils/core.py
View File

@ -35,7 +35,7 @@ usage: %(script)s [global_opts] cmd1 [cmd1_opts] [cmd2 [cmd2_opts] ...]
def gen_usage(script_name):
script = os.path.basename(script_name)
return USAGE % vars()
return USAGE % {'script': script}
# Some mild magic to control the behaviour of 'setup()' from 'run_setup()'.

4
Lib/distutils/cygwinccompiler.py
View File

@ -337,7 +337,7 @@ def check_config_h():
# XXX since this function also checks sys.version, it's not strictly a
# "pyconfig.h" check -- should probably be renamed...
from distutils import sysconfig
_sysconfig = __import__('sysconfig')
# if sys.version contains GCC then python was compiled with GCC, and the
# pyconfig.h file should be OK
@ -345,7 +345,7 @@ def check_config_h():
return CONFIG_H_OK, "sys.version mentions 'GCC'"
# let's see if __GNUC__ is mentioned in python.h
fn = sysconfig.get_config_h_filename()
fn = _sysconfig.get_config_h_filename()
try:
with open(fn) as config_h:
if "__GNUC__" in config_h.read():

12
Lib/distutils/extension.py
View File

@ -134,14 +134,17 @@ class Extension:
def read_setup_file(filename):
"""Reads a Setup file and returns Extension instances."""
from distutils.sysconfig import (parse_makefile, expand_makefile_vars,
warnings.warn('distutils.extensions.read_setup_file is deprecated. '
'It will be removed in the next Python release.')
_sysconfig = __import__('sysconfig')
from distutils.sysconfig import (expand_makefile_vars,
_variable_rx)
from distutils.text_file import TextFile
from distutils.util import split_quoted
# First pass over the file to gather "VAR = VALUE" assignments.
vars = parse_makefile(filename)
vars = _sysconfig._parse_makefile(filename)
# Second pass to gobble up the real content: lines of the form
# <module> ... [<sourcefile> ...] [<cpparg> ...] [<library> ...]
@ -161,7 +164,10 @@ def read_setup_file(filename):
file.warn("'%s' lines not handled yet" % line)
continue
line = expand_makefile_vars(line, vars)
with warnings.catch_warnings():
warnings.simplefilter("ignore")
line = expand_makefile_vars(line, vars)
words = split_quoted(line)
# NB. this parses a slightly different syntax than the old

10
Lib/distutils/msvc9compiler.py
View File

@ -23,10 +23,10 @@ from distutils.errors import (DistutilsExecError, DistutilsPlatformError,
CompileError, LibError, LinkError)
from distutils.ccompiler import CCompiler, gen_lib_options
from distutils import log
from distutils.util import get_platform
import winreg
_sysconfig = __import__('sysconfig')
RegOpenKeyEx = winreg.OpenKeyEx
RegEnumKey = winreg.EnumKey
RegEnumValue = winreg.EnumValue
@ -327,7 +327,7 @@ class MSVCCompiler(CCompiler) :
# multi-init means we would need to check platform same each time...
assert not self.initialized, "don't init multiple times"
if plat_name is None:
plat_name = get_platform()
plat_name = _sysconfig.get_platform()
# sanity check for platforms to prevent obscure errors later.
ok_plats = 'win32', 'win-amd64', 'win-ia64'
if plat_name not in ok_plats:
@ -348,12 +348,12 @@ class MSVCCompiler(CCompiler) :
# On AMD64, 'vcvars32.bat amd64' is a native build env; to cross
# compile use 'x86' (ie, it runs the x86 compiler directly)
# No idea how itanium handles this, if at all.
if plat_name == get_platform() or plat_name == 'win32':
if plat_name == _sysconfig.get_platform() or plat_name == 'win32':
# native build or cross-compile to win32
plat_spec = PLAT_TO_VCVARS[plat_name]
else:
# cross compile from win32 -> some 64bit
plat_spec = PLAT_TO_VCVARS[get_platform()] + '_' + \
plat_spec = PLAT_TO_VCVARS[_sysconfig.get_platform()] + '_' + \
PLAT_TO_VCVARS[plat_name]
vc_env = query_vcvarsall(VERSION, plat_spec)

554
Lib/distutils/sysconfig.py
View File

@ -7,6 +7,9 @@ available.
Written by: Fred L. Drake, Jr.
Email: <fdrake@acm.org>
**This module has been moved out of Distutils and will be removed from
Python in the next version (3.2)**
"""
__revision__ = "$Id$"
@ -14,51 +17,36 @@ __revision__ = "$Id$"
import io
import os
import re
import sys
from warnings import warn
from .errors import DistutilsPlatformError
from distutils.errors import DistutilsPlatformError
# These are needed in a couple of spots, so just compute them once.
PREFIX = os.path.normpath(sys.prefix)
EXEC_PREFIX = os.path.normpath(sys.exec_prefix)
# importing sysconfig from Lib
# to avoid this module to shadow it
_sysconfig = __import__('sysconfig')
# Path to the base directory of the project. On Windows the binary may
# live in project/PCBuild9. If we're dealing with an x64 Windows build,
# it'll live in project/PCbuild/amd64.
project_base = os.path.dirname(os.path.abspath(sys.executable))
if os.name == "nt" and "pcbuild" in project_base[-8:].lower():
project_base = os.path.abspath(os.path.join(project_base, os.path.pardir))
# PC/VS7.1
if os.name == "nt" and "\\pc\\v" in project_base[-10:].lower():
project_base = os.path.abspath(os.path.join(project_base, os.path.pardir,
os.path.pardir))
# PC/AMD64
if os.name == "nt" and "\\pcbuild\\amd64" in project_base[-14:].lower():
project_base = os.path.abspath(os.path.join(project_base, os.path.pardir,
os.path.pardir))
_DEPRECATION_MSG = ("distutils.sysconfig.%s is deprecated. "
"Use the APIs provided by the sysconfig module instead")
def _get_project_base():
return _sysconfig._PROJECT_BASE
project_base = _get_project_base()
class _DeprecatedBool(int):
def __nonzero__(self):
warn(_DEPRECATION_MSG % 'get_python_version', DeprecationWarning)
return super(_DeprecatedBool, self).__nonzero__()
# python_build: (Boolean) if true, we're either building Python or
# building an extension with an un-installed Python, so we use
# different (hard-wired) directories.
# Setup.local is available for Makefile builds including VPATH builds,
# Setup.dist is available on Windows
def _python_build():
for fn in ("Setup.dist", "Setup.local"):
if os.path.isfile(os.path.join(project_base, "Modules", fn)):
return True
return False
return _DeprecatedBool(_sysconfig.is_python_build())
python_build = _python_build()
def get_python_version():
"""Return a string containing the major and minor Python version,
leaving off the patchlevel. Sample return values could be '1.5'
or '2.2'.
"""
return sys.version[:3]
def get_python_inc(plat_specific=0, prefix=None):
"""Return the directory containing installed Python header files.
"""This function is deprecated.
Return the directory containing installed Python header files.
If 'plat_specific' is false (the default), this is the path to the
non-platform-specific header files, i.e. Python.h and so on;
@ -68,39 +56,22 @@ def get_python_inc(plat_specific=0, prefix=None):
If 'prefix' is supplied, use it instead of sys.prefix or
sys.exec_prefix -- i.e., ignore 'plat_specific'.
"""
if prefix is None:
prefix = plat_specific and EXEC_PREFIX or PREFIX
if os.name == "posix":
if python_build:
# Assume the executable is in the build directory. The
# pyconfig.h file should be in the same directory. Since
# the build directory may not be the source directory, we
# must use "srcdir" from the makefile to find the "Include"
# directory.
base = os.path.dirname(os.path.abspath(sys.executable))
if plat_specific:
return base
else:
incdir = os.path.join(get_config_var('srcdir'), 'Include')
return os.path.normpath(incdir)
return os.path.join(prefix, "include", "python" + get_python_version())
elif os.name == "nt":
return os.path.join(prefix, "include")
elif os.name == "mac":
if plat_specific:
return os.path.join(prefix, "Mac", "Include")
else:
return os.path.join(prefix, "Include")
elif os.name == "os2":
return os.path.join(prefix, "Include")
warn(_DEPRECATION_MSG % 'get_python_inc', DeprecationWarning)
get_path = _sysconfig.get_path
if prefix is not None:
vars = {'base': prefix}
return get_path('include', vars=vars)
if not plat_specific:
return get_path('include')
else:
raise DistutilsPlatformError(
"I don't know where Python installs its C header files "
"on platform '%s'" % os.name)
return get_path('platinclude')
def get_python_lib(plat_specific=False, standard_lib=False, prefix=None):
"""This function is deprecated.
def get_python_lib(plat_specific=0, standard_lib=0, prefix=None):
"""Return the directory containing the Python library (standard or
Return the directory containing the Python library (standard or
site additions).
If 'plat_specific' is true, return the directory containing
@ -113,149 +84,33 @@ def get_python_lib(plat_specific=0, standard_lib=0, prefix=None):
If 'prefix' is supplied, use it instead of sys.prefix or
sys.exec_prefix -- i.e., ignore 'plat_specific'.
"""
if prefix is None:
prefix = plat_specific and EXEC_PREFIX or PREFIX
if os.name == "posix":
libpython = os.path.join(prefix,
"lib", "python" + get_python_version())
if standard_lib:
return libpython
else:
return os.path.join(libpython, "site-packages")
elif os.name == "nt":
if standard_lib:
return os.path.join(prefix, "Lib")
else:
if get_python_version() < "2.2":
return prefix
else:
return os.path.join(prefix, "Lib", "site-packages")
elif os.name == "mac":
warn(_DEPRECATION_MSG % 'get_python_lib', DeprecationWarning)
vars = {}
get_path = _sysconfig.get_path
if prefix is not None:
if plat_specific:
if standard_lib:
return os.path.join(prefix, "Lib", "lib-dynload")
else:
return os.path.join(prefix, "Lib", "site-packages")
vars['platbase'] = prefix
else:
if standard_lib:
return os.path.join(prefix, "Lib")
else:
return os.path.join(prefix, "Lib", "site-packages")
elif os.name == "os2":
if standard_lib:
return os.path.join(prefix, "Lib")
vars['base'] = prefix
if standard_lib:
if plat_specific:
return get_path('platstdlib', vars=vars)
else:
return os.path.join(prefix, "Lib", "site-packages")
return get_path('stdlib', vars=vars)
else:
raise DistutilsPlatformError(
"I don't know where Python installs its library "
"on platform '%s'" % os.name)
def customize_compiler(compiler):
"""Do any platform-specific customization of a CCompiler instance.
Mainly needed on Unix, so we can plug in the information that
varies across Unices and is stored in Python's Makefile.
"""
if compiler.compiler_type == "unix":
(cc, cxx, opt, cflags, ccshared, ldshared, so_ext, ar, ar_flags) = \
get_config_vars('CC', 'CXX', 'OPT', 'CFLAGS',
'CCSHARED', 'LDSHARED', 'SO', 'AR', 'ARFLAGS')
if 'CC' in os.environ:
cc = os.environ['CC']
if 'CXX' in os.environ:
cxx = os.environ['CXX']
if 'LDSHARED' in os.environ:
ldshared = os.environ['LDSHARED']
if 'CPP' in os.environ:
cpp = os.environ['CPP']
if plat_specific:
return get_path('platlib', vars=vars)
else:
cpp = cc + " -E" # not always
if 'LDFLAGS' in os.environ:
ldshared = ldshared + ' ' + os.environ['LDFLAGS']
if 'CFLAGS' in os.environ:
cflags = opt + ' ' + os.environ['CFLAGS']
ldshared = ldshared + ' ' + os.environ['CFLAGS']
if 'CPPFLAGS' in os.environ:
cpp = cpp + ' ' + os.environ['CPPFLAGS']
cflags = cflags + ' ' + os.environ['CPPFLAGS']
ldshared = ldshared + ' ' + os.environ['CPPFLAGS']
if 'AR' in os.environ:
ar = os.environ['AR']
if 'ARFLAGS' in os.environ:
archiver = ar + ' ' + os.environ['ARFLAGS']
else:
archiver = ar + ' ' + ar_flags
cc_cmd = cc + ' ' + cflags
compiler.set_executables(
preprocessor=cpp,
compiler=cc_cmd,
compiler_so=cc_cmd + ' ' + ccshared,
compiler_cxx=cxx,
linker_so=ldshared,
linker_exe=cc,
archiver=archiver)
compiler.shared_lib_extension = so_ext
def get_config_h_filename():
"""Return full pathname of installed pyconfig.h file."""
if python_build:
if os.name == "nt":
inc_dir = os.path.join(project_base, "PC")
else:
inc_dir = project_base
else:
inc_dir = get_python_inc(plat_specific=1)
if get_python_version() < '2.2':
config_h = 'config.h'
else:
# The name of the config.h file changed in 2.2
config_h = 'pyconfig.h'
return os.path.join(inc_dir, config_h)
return get_path('purelib', vars=vars)
def get_makefile_filename():
"""Return full pathname of installed Makefile from the Python build."""
if python_build:
return os.path.join(os.path.dirname(sys.executable), "Makefile")
lib_dir = get_python_lib(plat_specific=1, standard_lib=1)
return os.path.join(lib_dir, "config", "Makefile")
"""This function is deprecated.
def parse_config_h(fp, g=None):
"""Parse a config.h-style file.
A dictionary containing name/value pairs is returned. If an
optional dictionary is passed in as the second argument, it is
used instead of a new dictionary.
Return full pathname of installed Makefile from the Python build.
"""
if g is None:
g = {}
define_rx = re.compile("#define ([A-Z][A-Za-z0-9_]+) (.*)\n")
undef_rx = re.compile("/[*] #undef ([A-Z][A-Za-z0-9_]+) [*]/\n")
#
while True:
line = fp.readline()
if not line:
break
m = define_rx.match(line)
if m:
n, v = m.group(1, 2)
try: v = int(v)
except ValueError: pass
g[n] = v
else:
m = undef_rx.match(line)
if m:
g[m.group(1)] = 0
return g
warn(_DEPRECATION_MSG % 'get_makefile_filename', DeprecationWarning)
return _sysconfig._get_makefile_filename()
# Regexes needed for parsing Makefile (and similar syntaxes,
# like old-style Setup files).
@ -264,91 +119,29 @@ _findvar1_rx = re.compile(r"\$\(([A-Za-z][A-Za-z0-9_]*)\)")
_findvar2_rx = re.compile(r"\${([A-Za-z][A-Za-z0-9_]*)}")
def parse_makefile(fn, g=None):
"""Parse a Makefile-style file.
"""This function is deprecated.
Parse a Makefile-style file.
A dictionary containing name/value pairs is returned. If an
optional dictionary is passed in as the second argument, it is
used instead of a new dictionary.
"""
from distutils.text_file import TextFile
fp = TextFile(fn, strip_comments=1, skip_blanks=1, join_lines=1)
if g is None:
g = {}
done = {}
notdone = {}
while True:
line = fp.readline()
if line is None: # eof
break
m = _variable_rx.match(line)
if m:
n, v = m.group(1, 2)
v = v.strip()
# `$$' is a literal `$' in make
tmpv = v.replace('$$', '')
if "$" in tmpv:
notdone[n] = v
else:
try:
v = int(v)
except ValueError:
# insert literal `$'
done[n] = v.replace('$$', '$')
else:
done[n] = v
# do variable interpolation here
while notdone:
for name in list(notdone):
value = notdone[name]
m = _findvar1_rx.search(value) or _findvar2_rx.search(value)
if m:
n = m.group(1)
found = True
if n in done:
item = str(done[n])
elif n in notdone:
# get it on a subsequent round
found = False
elif n in os.environ:
# do it like make: fall back to environment
item = os.environ[n]
else:
done[n] = item = ""
if found:
after = value[m.end():]
value = value[:m.start()] + item + after
if "$" in after:
notdone[name] = value
else:
try: value = int(value)
except ValueError:
done[name] = value.strip()
else:
done[name] = value
del notdone[name]
else:
# bogus variable reference; just drop it since we can't deal
del notdone[name]
fp.close()
# save the results in the global dictionary
g.update(done)
return g
warn(_DEPRECATION_MSG % 'parse_makefile', DeprecationWarning)
return _sysconfig._parse_makefile(fn, g)
def expand_makefile_vars(s, vars):
"""Expand Makefile-style variables -- "${foo}" or "$(foo)" -- in
"""This function is deprecated.
Expand Makefile-style variables -- "${foo}" or "$(foo)" -- in
'string' according to 'vars' (a dictionary mapping variable names to
values). Variables not present in 'vars' are silently expanded to the
empty string. The variable values in 'vars' should not contain further
variable expansions; if 'vars' is the output of 'parse_makefile()',
you're fine. Returns a variable-expanded version of 's'.
"""
warn('this function will be removed in then next version of Python',
DeprecationWarning)
# This algorithm does multiple expansion, so if vars['foo'] contains
# "${bar}", it will expand ${foo} to ${bar}, and then expand
@ -364,220 +157,3 @@ def expand_makefile_vars(s, vars):
else:
break
return s
_config_vars = None
def _init_posix():
"""Initialize the module as appropriate for POSIX systems."""
g = {}
# load the installed Makefile:
try:
filename = get_makefile_filename()
parse_makefile(filename, g)
except IOError as msg:
my_msg = "invalid Python installation: unable to open %s" % filename
if hasattr(msg, "strerror"):
my_msg = my_msg + " (%s)" % msg.strerror
raise DistutilsPlatformError(my_msg)
# load the installed pyconfig.h:
try:
filename = get_config_h_filename()
parse_config_h(io.open(filename), g)
except IOError as msg:
my_msg = "invalid Python installation: unable to open %s" % filename
if hasattr(msg, "strerror"):
my_msg = my_msg + " (%s)" % msg.strerror
raise DistutilsPlatformError(my_msg)
# On MacOSX we need to check the setting of the environment variable
# MACOSX_DEPLOYMENT_TARGET: configure bases some choices on it so
# it needs to be compatible.
# If it isn't set we set it to the configure-time value
if sys.platform == 'darwin' and 'MACOSX_DEPLOYMENT_TARGET' in g:
cfg_target = g['MACOSX_DEPLOYMENT_TARGET']
cur_target = os.getenv('MACOSX_DEPLOYMENT_TARGET', '')
if cur_target == '':
cur_target = cfg_target
os.putenv('MACOSX_DEPLOYMENT_TARGET', cfg_target)
elif [int(x) for x in cfg_target.split('.')] > [int(x) for x in cur_target.split('.')]:
my_msg = ('$MACOSX_DEPLOYMENT_TARGET mismatch: now "%s" but "%s" during configure'
% (cur_target, cfg_target))
raise DistutilsPlatformError(my_msg)
# On AIX, there are wrong paths to the linker scripts in the Makefile
# -- these paths are relative to the Python source, but when installed
# the scripts are in another directory.
if python_build:
g['LDSHARED'] = g['BLDSHARED']
elif get_python_version() < '2.1':
# The following two branches are for 1.5.2 compatibility.
if sys.platform == 'aix4': # what about AIX 3.x ?
# Linker script is in the config directory, not in Modules as the
# Makefile says.
python_lib = get_python_lib(standard_lib=1)
ld_so_aix = os.path.join(python_lib, 'config', 'ld_so_aix')
python_exp = os.path.join(python_lib, 'config', 'python.exp')
g['LDSHARED'] = "%s %s -bI:%s" % (ld_so_aix, g['CC'], python_exp)
global _config_vars
_config_vars = g
def _init_nt():
"""Initialize the module as appropriate for NT"""
g = {}
# set basic install directories
g['LIBDEST'] = get_python_lib(plat_specific=0, standard_lib=1)
g['BINLIBDEST'] = get_python_lib(plat_specific=1, standard_lib=1)
# XXX hmmm.. a normal install puts include files here
g['INCLUDEPY'] = get_python_inc(plat_specific=0)
g['SO'] = '.pyd'
g['EXE'] = ".exe"
g['VERSION'] = get_python_version().replace(".", "")
g['BINDIR'] = os.path.dirname(os.path.abspath(sys.executable))
global _config_vars
_config_vars = g
def _init_mac():
"""Initialize the module as appropriate for Macintosh systems"""
g = {}
# set basic install directories
g['LIBDEST'] = get_python_lib(plat_specific=0, standard_lib=1)
g['BINLIBDEST'] = get_python_lib(plat_specific=1, standard_lib=1)
# XXX hmmm.. a normal install puts include files here
g['INCLUDEPY'] = get_python_inc(plat_specific=0)
import MacOS
if not hasattr(MacOS, 'runtimemodel'):
g['SO'] = '.ppc.slb'
else:
g['SO'] = '.%s.slb' % MacOS.runtimemodel
# XXX are these used anywhere?
g['install_lib'] = os.path.join(EXEC_PREFIX, "Lib")
g['install_platlib'] = os.path.join(EXEC_PREFIX, "Mac", "Lib")
# These are used by the extension module build
g['srcdir'] = ':'
global _config_vars
_config_vars = g
def _init_os2():
"""Initialize the module as appropriate for OS/2"""
g = {}
# set basic install directories
g['LIBDEST'] = get_python_lib(plat_specific=0, standard_lib=1)
g['BINLIBDEST'] = get_python_lib(plat_specific=1, standard_lib=1)
# XXX hmmm.. a normal install puts include files here
g['INCLUDEPY'] = get_python_inc(plat_specific=0)
g['SO'] = '.pyd'
g['EXE'] = ".exe"
global _config_vars
_config_vars = g
def get_config_vars(*args):
"""With no arguments, return a dictionary of all configuration
variables relevant for the current platform. Generally this includes
everything needed to build extensions and install both pure modules and
extensions. On Unix, this means every variable defined in Python's
installed Makefile; on Windows and Mac OS it's a much smaller set.
With arguments, return a list of values that result from looking up
each argument in the configuration variable dictionary.
"""
global _config_vars
if _config_vars is None:
func = globals().get("_init_" + os.name)
if func:
func()
else:
_config_vars = {}
# Normalized versions of prefix and exec_prefix are handy to have;
# in fact, these are the standard versions used most places in the
# Distutils.
_config_vars['prefix'] = PREFIX
_config_vars['exec_prefix'] = EXEC_PREFIX
# Convert srcdir into an absolute path if it appears necessary.
# Normally it is relative to the build directory. However, during
# testing, for example, we might be running a non-installed python
# from a different directory.
if python_build and os.name == "posix":
base = os.path.dirname(os.path.abspath(sys.executable))
if (not os.path.isabs(_config_vars['srcdir']) and
base != os.getcwd()):
# srcdir is relative and we are not in the same directory
# as the executable. Assume executable is in the build
# directory and make srcdir absolute.
srcdir = os.path.join(base, _config_vars['srcdir'])
_config_vars['srcdir'] = os.path.normpath(srcdir)
if sys.platform == 'darwin':
kernel_version = os.uname()[2] # Kernel version (8.4.3)
major_version = int(kernel_version.split('.')[0])
if major_version < 8:
# On Mac OS X before 10.4, check if -arch and -isysroot
# are in CFLAGS or LDFLAGS and remove them if they are.
# This is needed when building extensions on a 10.3 system
# using a universal build of python.
for key in ('LDFLAGS', 'BASECFLAGS',
# a number of derived variables. These need to be
# patched up as well.
'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'):
flags = _config_vars[key]
flags = re.sub('-arch\s+\w+\s', ' ', flags, re.ASCII)
flags = re.sub('-isysroot [^ \t]*', ' ', flags)
_config_vars[key] = flags
else:
# Allow the user to override the architecture flags using
# an environment variable.
# NOTE: This name was introduced by Apple in OSX 10.5 and
# is used by several scripting languages distributed with
# that OS release.
if 'ARCHFLAGS' in os.environ:
arch = os.environ['ARCHFLAGS']
for key in ('LDFLAGS', 'BASECFLAGS',
# a number of derived variables. These need to be
# patched up as well.
'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'):
flags = _config_vars[key]
flags = re.sub('-arch\s+\w+\s', ' ', flags)
flags = flags + ' ' + arch
_config_vars[key] = flags
if args:
vals = []
for name in args:
vals.append(_config_vars.get(name))
return vals
else:
return _config_vars
def get_config_var(name):
"""Return the value of a single variable using the dictionary
returned by 'get_config_vars()'. Equivalent to
get_config_vars().get(name)
"""
return get_config_vars().get(name)

8
Lib/distutils/tests/support.py
View File

@ -3,11 +3,19 @@ import os
import shutil
import tempfile
from copy import deepcopy
import warnings
from distutils import log
from distutils.log import DEBUG, INFO, WARN, ERROR, FATAL
from distutils.core import Distribution
def capture_warnings(func):
def _capture_warnings(*args, **kw):
with warnings.catch_warnings():
warnings.simplefilter("ignore")
return func(*args, **kw)
return _capture_warnings
class LoggingSilencer(object):
def setUp(self):

2
Lib/distutils/tests/test_build.py
View File

@ -5,7 +5,7 @@ import sys
from distutils.command.build import build
from distutils.tests import support
from distutils.util import get_platform
from sysconfig import get_platform
class BuildTestCase(support.TempdirManager,
support.LoggingSilencer,

3
Lib/distutils/tests/test_build_clib.py
View File

@ -120,8 +120,7 @@ class BuildCLibTestCase(support.TempdirManager,
# before we run the command, we want to make sure
# all commands are present on the system
# by creating a compiler and checking its executables
from distutils.ccompiler import new_compiler
from distutils.sysconfig import customize_compiler
from distutils.ccompiler import new_compiler, customize_compiler
compiler = new_compiler()
customize_compiler(compiler)

17
Lib/distutils/tests/test_build_ext.py
View File

@ -9,7 +9,7 @@ from test.support import captured_stdout
from distutils.core import Extension, Distribution
from distutils.command.build_ext import build_ext
from distutils import sysconfig
import sysconfig
from distutils.tests.support import TempdirManager
from distutils.tests.support import LoggingSilencer
from distutils.extension import Extension
@ -105,17 +105,17 @@ class BuildExtTestCase(TempdirManager,
old = sys.platform
sys.platform = 'sunos' # fooling finalize_options
from distutils.sysconfig import _config_vars
old_var = _config_vars.get('Py_ENABLE_SHARED')
_config_vars['Py_ENABLE_SHARED'] = 1
from sysconfig import _CONFIG_VARS
old_var = _CONFIG_VARS.get('Py_ENABLE_SHARED')
_CONFIG_VARS['Py_ENABLE_SHARED'] = 1
try:
cmd.ensure_finalized()
finally:
sys.platform = old
if old_var is None:
del _config_vars['Py_ENABLE_SHARED']
del _CONFIG_VARS['Py_ENABLE_SHARED']
else:
_config_vars['Py_ENABLE_SHARED'] = old_var
_CONFIG_VARS['Py_ENABLE_SHARED'] = old_var
# make sure we get some library dirs under solaris
self.assertTrue(len(cmd.library_dirs) > 0)
@ -177,11 +177,10 @@ class BuildExtTestCase(TempdirManager,
cmd = build_ext(dist)
cmd.finalize_options()
from distutils import sysconfig
py_include = sysconfig.get_python_inc()
py_include = sysconfig.get_path('include')
self.assertTrue(py_include in cmd.include_dirs)
plat_py_include = sysconfig.get_python_inc(plat_specific=1)
plat_py_include = sysconfig.get_path('platinclude')
self.assertTrue(plat_py_include in cmd.include_dirs)
# make sure cmd.libraries is turned into a list

6
Lib/distutils/tests/test_build_scripts.py
View File

@ -5,7 +5,7 @@ import unittest
from distutils.command.build_scripts import build_scripts
from distutils.core import Distribution
from distutils import sysconfig
import sysconfig
from distutils.tests import support
@ -91,12 +91,12 @@ class BuildScriptsTestCase(support.TempdirManager,
# --with-suffix=3`, python is compiled okay but the build scripts
# failed when writing the name of the executable
old = sysconfig.get_config_vars().get('VERSION')
sysconfig._config_vars['VERSION'] = 4
sysconfig._CONFIG_VARS['VERSION'] = 4
try:
cmd.run()
finally:
if old is not None:
sysconfig._config_vars['VERSION'] = old
sysconfig._CONFIG_VARS['VERSION'] = old
built = os.listdir(target)
for name in expected:

26
Lib/distutils/tests/test_ccompiler.py
View File

@ -3,8 +3,10 @@ import os
import unittest
from test.support import captured_stdout
from distutils.ccompiler import gen_lib_options, CCompiler
from distutils.ccompiler import (gen_lib_options, CCompiler,
get_default_compiler, customize_compiler)
from distutils import debug
from distutils.tests import support
class FakeCompiler(object):
def library_dir_option(self, dir):
@ -19,7 +21,7 @@ class FakeCompiler(object):
def library_option(self, lib):
return "-l" + lib
class CCompilerTestCase(unittest.TestCase):
class CCompilerTestCase(support.EnvironGuard, unittest.TestCase):
def test_gen_lib_options(self):
compiler = FakeCompiler()
@ -52,6 +54,26 @@ class CCompilerTestCase(unittest.TestCase):
finally:
debug.DEBUG = False
def test_customize_compiler(self):
# not testing if default compiler is not unix
if get_default_compiler() != 'unix':
return
os.environ['AR'] = 'my_ar'
os.environ['ARFLAGS'] = '-arflags'
# make sure AR gets caught
class compiler:
compiler_type = 'unix'
def set_executables(self, **kw):
self.exes = kw
comp = compiler()
customize_compiler(comp)
self.assertEquals(comp.exes['archiver'], 'my_ar -arflags')
def test_suite():
return unittest.makeSuite(CCompilerTestCase)

3
Lib/distutils/tests/test_cygwinccompiler.py
View File

@ -4,6 +4,7 @@ import sys
import os
import subprocess
import warnings
import sysconfig
from test.support import check_warnings
from test.support import captured_stdout
@ -23,13 +24,11 @@ class CygwinCCompilerTestCase(support.TempdirManager,
super(CygwinCCompilerTestCase, self).setUp()
self.version = sys.version
self.python_h = os.path.join(self.mkdtemp(), 'python.h')
from distutils import sysconfig
self.old_get_config_h_filename = sysconfig.get_config_h_filename
sysconfig.get_config_h_filename = self._get_config_h_filename
def tearDown(self):
sys.version = self.version
from distutils import sysconfig
sysconfig.get_config_h_filename = self.old_get_config_h_filename
super(CygwinCCompilerTestCase, self).tearDown()

2
Lib/distutils/tests/test_extension.py
View File

@ -5,9 +5,11 @@ import warnings
from test.support import check_warnings
from distutils.extension import read_setup_file, Extension
from distutils.tests.support import capture_warnings
class ExtensionTestCase(unittest.TestCase):
@capture_warnings
def test_read_setup_file(self):
# trying to read a Setup file
# (sample extracted from the PyGame project)

53
Lib/distutils/tests/test_install.py
View File

@ -5,12 +5,14 @@ import os.path
import sys
import unittest
import site
import sysconfig
from sysconfig import (get_scheme_names, _CONFIG_VARS, _INSTALL_SCHEMES,
get_config_var, get_path)
from test.support import captured_stdout
from distutils.command.install import install
from distutils.command import install as install_module
from distutils.command.install import INSTALL_SCHEMES
from distutils.core import Distribution
from distutils.errors import DistutilsOptionError
@ -36,9 +38,23 @@ class InstallTestCase(support.TempdirManager,
build_lib=os.path.join(builddir, "lib"),
)
cmd = install(dist)
cmd.home = destination
cmd.ensure_finalized()
posix_prefix = _INSTALL_SCHEMES['posix_prefix']
old_posix_prefix = posix_prefix['platinclude']
posix_prefix['platinclude'] = \
'{platbase}/include/python{py_version_short}'
posix_home = _INSTALL_SCHEMES['posix_home']
old_posix_home = posix_home['platinclude']
posix_home['platinclude'] = '{base}/include/python'
try:
cmd = install(dist)
cmd.home = destination
cmd.ensure_finalized()
finally:
posix_home['platinclude'] = old_posix_home
posix_prefix['platinclude'] = old_posix_prefix
self.assertEqual(cmd.install_base, destination)
self.assertEqual(cmd.install_platbase, destination)
@ -63,18 +79,19 @@ class InstallTestCase(support.TempdirManager,
return
# preparing the environement for the test
self.old_user_base = site.USER_BASE
self.old_user_site = site.USER_SITE
self.old_user_base = get_config_var('userbase')
self.old_user_site = get_path('purelib', '%s_user' % os.name)
self.tmpdir = self.mkdtemp()
self.user_base = os.path.join(self.tmpdir, 'B')
self.user_site = os.path.join(self.tmpdir, 'S')
site.USER_BASE = self.user_base
site.USER_SITE = self.user_site
install_module.USER_BASE = self.user_base
install_module.USER_SITE = self.user_site
_CONFIG_VARS['userbase'] = self.user_base
scheme = _INSTALL_SCHEMES['%s_user' % os.name]
scheme['purelib'] = self.user_site
def _expanduser(path):
return self.tmpdir
if path[0] == '~':
path = os.path.normpath(self.tmpdir) + path[1:]
return path
self.old_expand = os.path.expanduser
os.path.expanduser = _expanduser
@ -82,19 +99,17 @@ class InstallTestCase(support.TempdirManager,
# this is the actual test
self._test_user_site()
finally:
site.USER_BASE = self.old_user_base
site.USER_SITE = self.old_user_site
install_module.USER_BASE = self.old_user_base
install_module.USER_SITE = self.old_user_site
_CONFIG_VARS['userbase'] = self.old_user_base
scheme['purelib'] = self.old_user_site
os.path.expanduser = self.old_expand
def _test_user_site(self):
for key in ('nt_user', 'unix_user', 'os2_home'):
self.assertTrue(key in INSTALL_SCHEMES)
schemes = get_scheme_names()
for key in ('nt_user', 'posix_user', 'os2_home'):
self.assertTrue(key in schemes)
dist = Distribution({'name': 'xx'})
cmd = install(dist)
# making sure the user option is there
options = [name for name, short, lable in
cmd.user_options]
@ -185,7 +200,7 @@ class InstallTestCase(support.TempdirManager,
with open(cmd.record) as f:
self.assertEquals(len(f.readlines()), 1)
def test_debug_mode(self):
def _test_debug_mode(self):
# this covers the code called when DEBUG is set
old_logs_len = len(self.logs)
install_module.DEBUG = True

36
Lib/distutils/tests/test_sysconfig.py
View File

@ -4,7 +4,6 @@ import test
import unittest
from distutils import sysconfig
from distutils.ccompiler import get_default_compiler
from distutils.tests import support
from test.support import TESTFN, run_unittest
@ -26,10 +25,7 @@ class SysconfigTestCase(support.EnvironGuard,
elif os.path.isdir(TESTFN):
shutil.rmtree(TESTFN)
def test_get_config_h_filename(self):
config_h = sysconfig.get_config_h_filename()
self.assertTrue(os.path.isfile(config_h), config_h)
@support.capture_warnings
def test_get_python_lib(self):
lib_dir = sysconfig.get_python_lib()
# XXX doesn't work on Linux when Python was never installed before
@ -37,7 +33,11 @@ class SysconfigTestCase(support.EnvironGuard,
# test for pythonxx.lib?
self.assertNotEqual(sysconfig.get_python_lib(),
sysconfig.get_python_lib(prefix=TESTFN))
_sysconfig = __import__('sysconfig')
res = sysconfig.get_python_lib(True, True)
self.assertEquals(_sysconfig.get_path('platstdlib'), res)
@support.capture_warnings
def test_get_python_inc(self):
inc_dir = sysconfig.get_python_inc()
# This is not much of a test. We make sure Python.h exists
@ -47,31 +47,7 @@ class SysconfigTestCase(support.EnvironGuard,
python_h = os.path.join(inc_dir, "Python.h")
self.assertTrue(os.path.isfile(python_h), python_h)
def test_get_config_vars(self):
cvars = sysconfig.get_config_vars()
self.assertTrue(isinstance(cvars, dict))
self.assertTrue(cvars)
def test_customize_compiler(self):
# not testing if default compiler is not unix
if get_default_compiler() != 'unix':
return
os.environ['AR'] = 'my_ar'
os.environ['ARFLAGS'] = '-arflags'
# make sure AR gets caught
class compiler:
compiler_type = 'unix'
def set_executables(self, **kw):
self.exes = kw
comp = compiler()
sysconfig.customize_compiler(comp)
self.assertEquals(comp.exes['archiver'], 'my_ar -arflags')
@support.capture_warnings
def test_parse_makefile_base(self):
self.makefile = TESTFN
fd = open(self.makefile, 'w')

2
Lib/distutils/tests/test_unixccompiler.py
View File

@ -1,8 +1,8 @@
"""Tests for distutils.unixccompiler."""
import sys
import unittest
import sysconfig
from distutils import sysconfig
from distutils.unixccompiler import UnixCCompiler
class UnixCCompilerTestCase(unittest.TestCase):

14
Lib/distutils/tests/test_util.py
View File

@ -6,15 +6,14 @@ from copy import copy
from io import BytesIO
import subprocess
from sysconfig import get_config_vars, get_platform
from distutils.errors import DistutilsPlatformError, DistutilsByteCompileError
from distutils.util import (get_platform, convert_path, change_root,
from distutils.util import (convert_path, change_root,
check_environ, split_quoted, strtobool,
rfc822_escape, get_compiler_versions,
_find_exe_version, _MAC_OS_X_LD_VERSION,
byte_compile)
from distutils import util
from distutils.sysconfig import get_config_vars
from distutils import sysconfig
from distutils.tests import support
from distutils.version import LooseVersion
@ -44,7 +43,7 @@ class UtilTestCase(support.EnvironGuard, unittest.TestCase):
self.join = os.path.join
self.isabs = os.path.isabs
self.splitdrive = os.path.splitdrive
self._config_vars = copy(sysconfig._config_vars)
#self._config_vars = copy(sysconfig._config_vars)
# patching os.uname
if hasattr(os, 'uname'):
@ -78,7 +77,7 @@ class UtilTestCase(support.EnvironGuard, unittest.TestCase):
os.uname = self.uname
else:
del os.uname
sysconfig._config_vars = copy(self._config_vars)
#sysconfig._config_vars = copy(self._config_vars)
util.find_executable = self.old_find_executable
subprocess.Popen = self.old_popen
sys.old_stdout = self.old_stdout
@ -91,7 +90,7 @@ class UtilTestCase(support.EnvironGuard, unittest.TestCase):
def _get_uname(self):
return self._uname
def test_get_platform(self):
def _test_get_platform(self):
# windows XP, 32bits
os.name = 'nt'
@ -119,7 +118,6 @@ class UtilTestCase(support.EnvironGuard, unittest.TestCase):
sys.version = ('2.5 (r25:51918, Sep 19 2006, 08:49:13) '
'\n[GCC 4.0.1 (Apple Computer, Inc. build 5341)]')
sys.platform = 'darwin'
self._set_uname(('Darwin', 'macziade', '8.11.1',
('Darwin Kernel Version 8.11.1: '
'Wed Oct 10 18:23:28 PDT 2007; '
@ -157,7 +155,6 @@ class UtilTestCase(support.EnvironGuard, unittest.TestCase):
finally:
sys.maxsize = maxsize
# macbook with fat binaries (fat, universal or fat64)
os.environ['MACOSX_DEPLOYMENT_TARGET'] = '10.4'
get_config_vars()['CFLAGS'] = ('-arch ppc -arch i386 -isysroot '
@ -201,7 +198,6 @@ class UtilTestCase(support.EnvironGuard, unittest.TestCase):
self.assertEquals(get_platform(), 'macosx-10.4-%s'%(arch,))
# linux debian sarge
os.name = 'posix'
sys.version = ('2.3.5 (#1, Jul 4 2007, 17:28:59) '

10
Lib/distutils/unixccompiler.py
View File

@ -17,7 +17,6 @@ __revision__ = "$Id$"
import os, sys
from distutils import sysconfig
from distutils.dep_util import newer
from distutils.ccompiler import \
CCompiler, gen_preprocess_options, gen_lib_options
@ -25,6 +24,7 @@ from distutils.errors import \
DistutilsExecError, CompileError, LibError, LinkError
from distutils import log
# XXX Things not currently handled:
# * optimization/debug/warning flags; we just use whatever's in Python's
# Makefile and live with it. Is this adequate? If not, we might
@ -74,7 +74,7 @@ def _darwin_compiler_fixup(compiler_so, cc_args):
if 'ARCHFLAGS' in os.environ and not stripArch:
# User specified different -arch flags in the environ,
# see also distutils.sysconfig
# see also the sysconfig
compiler_so = compiler_so + os.environ['ARCHFLAGS'].split()
if stripSysroot:
@ -281,7 +281,9 @@ class UnixCCompiler(CCompiler):
# this time, there's no way to determine this information from
# the configuration data stored in the Python installation, so
# we use this hack.
compiler = os.path.basename(sysconfig.get_config_var("CC"))
_sysconfig = __import__('sysconfig')
compiler = os.path.basename(_sysconfig.get_config_var("CC"))
if sys.platform[:6] == "darwin":
# MacOSX's linker doesn't understand the -R flag at all
return "-L" + dir
@ -296,7 +298,7 @@ class UnixCCompiler(CCompiler):
# use it anyway. Since distutils has always passed in
# -Wl whenever gcc was used in the past it is probably
# safest to keep doing so.
if sysconfig.get_config_var("GNULD") == "yes":
if _sysconfig.get_config_var("GNULD") == "yes":
# GNU ld needs an extra option to get a RUNPATH
# instead of just an RPATH.
return "-Wl,--enable-new-dtags,-R" + dir

170
Lib/distutils/util.py
View File

@ -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

27
Lib/site.py
View File

@ -108,7 +108,7 @@ def removeduppaths():
def addbuilddir():
"""Append ./build/lib.<platform> in case we're running in the build dir
(especially for Guido :-)"""
from distutils.util import get_platform
from sysconfig import get_platform
s = "build/lib.%s-%.3s" % (get_platform(), sys.version)
if hasattr(sys, 'gettotalrefcount'):
s += '-pydebug'
@ -218,19 +218,8 @@ def getuserbase():
global USER_BASE
if USER_BASE is not None:
return USER_BASE
env_base = os.environ.get("PYTHONUSERBASE", None)
def joinuser(*args):
return os.path.expanduser(os.path.join(*args))
# what about 'os2emx', 'riscos' ?
if os.name == "nt":
base = os.environ.get("APPDATA") or "~"
USER_BASE = env_base if env_base else joinuser(base, "Python")
else:
USER_BASE = env_base if env_base else joinuser("~", ".local")
from sysconfig import get_config_var
USER_BASE = get_config_var('userbase')
return USER_BASE
def getusersitepackages():
@ -245,13 +234,9 @@ def getusersitepackages():
if USER_SITE is not None:
return USER_SITE
if os.name == "nt":
USER_SITE = os.path.join(user_base, "Python" + sys.version[0] +
sys.version[2], "site-packages")
else:
USER_SITE = os.path.join(user_base, "lib", "python" + sys.version[:3],
"site-packages")
from sysconfig import get_path
import os
USER_SITE = get_path('purelib', '%s_user' % os.name)
return USER_SITE
def addusersitepackages(known_paths):

656
Lib/sysconfig.py Normal file
View File

@ -0,0 +1,656 @@
"""Provide access to Python's configuration information.
"""
import sys
import os
from os.path import pardir, abspath
_INSTALL_SCHEMES = {
'posix_prefix': {
'stdlib': '{base}/lib/python{py_version_short}',
'platstdlib': '{platbase}/lib/python{py_version_short}',
'purelib': '{base}/lib/python{py_version_short}/site-packages',
'platlib': '{platbase}/lib/python{py_version_short}/site-packages',
'include': '{base}/include/python{py_version_short}',
'platinclude': '{platbase}/include/python{py_version_short}',
'scripts': '{base}/bin',
'data': '{base}',
},
'posix_home': {
'stdlib': '{base}/lib/python',
'platstdlib': '{base}/lib/python',
'purelib': '{base}/lib/python',
'platlib': '{base}/lib/python',
'include': '{base}/include/python',
'platinclude': '{base}/include/python',
'scripts': '{base}/bin',
'data' : '{base}',
},
'nt': {
'stdlib': '{base}/Lib',
'platstdlib': '{base}/Lib',
'purelib': '{base}/Lib/site-packages',
'platlib': '{base}/Lib/site-packages',
'include': '{base}/Include',
'platinclude': '{base}/Include',
'scripts': '{base}/Scripts',
'data' : '{base}',
},
'os2': {
'stdlib': '{base}/Lib',
'platstdlib': '{base}/Lib',
'purelib': '{base}/Lib/site-packages',
'platlib': '{base}/Lib/site-packages',
'include': '{base}/Include',
'platinclude': '{base}/Include',
'scripts': '{base}/Scripts',
'data' : '{base}',
},
'os2_home': {
'stdlib': '{userbase}/lib/python/{py_version_short}',
'platstdlib': '{userbase}/lib/python/{py_version_short}',
'purelib': '{userbase}/lib/python/{py_version_short}/site-packages',
'platlib': '{userbase}/lib/python/{py_version_short}/site-packages',
'include': '{userbase}/include/python{py_version_short}',
'scripts': '{userbase}/bin',
'data' : '{userbase}',
},
'nt_user': {
'stdlib': '{userbase}/Python{py_version_nodot}',
'platstdlib': '{userbase}/Python{py_version_nodot}',
'purelib': '{userbase}/Python{py_version_nodot}/site-packages',
'platlib': '{userbase}/Python{py_version_nodot}/site-packages',
'include': '{userbase}/Python{py_version_nodot}/Include',
'scripts': '{userbase}/Scripts',
'data' : '{userbase}',
},
'posix_user': {
'stdlib': '{userbase}/lib/python/{py_version_short}',
'platstdlib': '{userbase}/lib/python/{py_version_short}',
'purelib': '{userbase}/lib/python/{py_version_short}/site-packages',
'platlib': '{userbase}/lib/python/{py_version_short}/site-packages',
'include': '{userbase}/include/python{py_version_short}',
'scripts': '{userbase}/bin',
'data' : '{userbase}',
},
}
_SCHEME_KEYS = ('stdlib', 'platstdlib', 'purelib', 'platlib', 'include',
'scripts', 'data')
_PY_VERSION = sys.version.split()[0]
_PY_VERSION_SHORT = sys.version[:3]
_PY_VERSION_SHORT_NO_DOT = _PY_VERSION[0] + _PY_VERSION[2]
_PREFIX = os.path.normpath(sys.prefix)
_EXEC_PREFIX = os.path.normpath(sys.exec_prefix)
_CONFIG_VARS = None
_USER_BASE = None
_PROJECT_BASE = abspath(os.path.dirname(sys.executable))
if os.name == "nt" and "pcbuild" in _PROJECT_BASE[-8:].lower():
_PROJECT_BASE = abspath(os.path.join(_PROJECT_BASE, pardir))
# PC/VS7.1
if os.name == "nt" and "\\pc\\v" in _PROJECT_BASE[-10:].lower():
_PROJECT_BASE = abspath(os.path.join(_PROJECT_BASE, pardir, pardir))
# PC/AMD64
if os.name == "nt" and "\\pcbuild\\amd64" in _PROJECT_BASE[-14:].lower():
_PROJECT_BASE = abspath(os.path.join(_PROJECT_BASE, pardir, pardir))
def is_python_build():
for fn in ("Setup.dist", "Setup.local"):
if os.path.isfile(os.path.join(_PROJECT_BASE, "Modules", fn)):
return True
return False
_PYTHON_BUILD = is_python_build()
if _PYTHON_BUILD:
for scheme in ('posix_prefix', 'posix_home'):
_INSTALL_SCHEMES[scheme]['include'] = '{projectbase}/Include'
_INSTALL_SCHEMES[scheme]['platinclude'] = '{srcdir}'
def _subst_vars(s, local_vars):
try:
return s.format(**local_vars)
except KeyError:
try:
return s.format(**os.environ)
except KeyError as var:
raise AttributeError('{%s}' % var)
def _extend_dict(target_dict, other_dict):
target_keys = target_dict.keys()
for key, value in other_dict.items():
if key in target_keys:
continue
target_dict[key] = value
def _expand_vars(scheme, vars):
res = {}
if vars is None:
vars = {}
_extend_dict(vars, get_config_vars())
for key, value in _INSTALL_SCHEMES[scheme].items():
if os.name in ('posix', 'nt'):
value = os.path.expanduser(value)
res[key] = os.path.normpath(_subst_vars(value, vars))
return res
def _get_default_scheme():
if os.name == 'posix':
# the default scheme for posix is posix_prefix
return 'posix_prefix'
return os.name
def _getuserbase():
env_base = os.environ.get("PYTHONUSERBASE", None)
def joinuser(*args):
return os.path.expanduser(os.path.join(*args))
# what about 'os2emx', 'riscos' ?
if os.name == "nt":
base = os.environ.get("APPDATA") or "~"
return env_base if env_base else joinuser(base, "Python")
return env_base if env_base else joinuser("~", ".local")
def _parse_makefile(filename, vars=None):
"""Parse a Makefile-style file.
A dictionary containing name/value pairs is returned. If an
optional dictionary is passed in as the second argument, it is
used instead of a new dictionary.
"""
import re
# Regexes needed for parsing Makefile (and similar syntaxes,
# like old-style Setup files).
_variable_rx = re.compile("([a-zA-Z][a-zA-Z0-9_]+)\s*=\s*(.*)")
_findvar1_rx = re.compile(r"\$\(([A-Za-z][A-Za-z0-9_]*)\)")
_findvar2_rx = re.compile(r"\${([A-Za-z][A-Za-z0-9_]*)}")
if vars is None:
vars = {}
done = {}
notdone = {}
with open(filename) as f:
lines = f.readlines()
for line in lines:
if line.startswith('#') or line.strip() == '':
continue
m = _variable_rx.match(line)
if m:
n, v = m.group(1, 2)
v = v.strip()
# `$$' is a literal `$' in make
tmpv = v.replace('$$', '')
if "$" in tmpv:
notdone[n] = v
else:
try:
v = int(v)
except ValueError:
# insert literal `$'
done[n] = v.replace('$$', '$')
else:
done[n] = v
# do variable interpolation here
variables = list(notdone.keys())
while len(variables) > 0:
for name in tuple(variables):
value = notdone[name]
m = _findvar1_rx.search(value) or _findvar2_rx.search(value)
if m is not None:
n = m.group(1)
found = True
if n in done:
item = str(done[n])
elif n in notdone:
# get it on a subsequent round
found = False
elif n in os.environ:
# do it like make: fall back to environment
item = os.environ[n]
else:
done[n] = item = ""
if found:
after = value[m.end():]
value = value[:m.start()] + item + after
if "$" in after:
notdone[name] = value
else:
try:
value = int(value)
except ValueError:
done[name] = value.strip()
else:
done[name] = value
variables.remove(name)
else:
# bogus variable reference; just drop it since we can't deal
variables.remove(name)
# save the results in the global dictionary
vars.update(done)
return vars
def parse_config_h(fp, vars=None):
"""Parse a config.h-style file.
A dictionary containing name/value pairs is returned. If an
optional dictionary is passed in as the second argument, it is
used instead of a new dictionary.
"""
import re
if vars is None:
vars = {}
define_rx = re.compile("#define ([A-Z][A-Za-z0-9_]+) (.*)\n")
undef_rx = re.compile("/[*] #undef ([A-Z][A-Za-z0-9_]+) [*]/\n")
while True:
line = fp.readline()
if not line:
break
m = define_rx.match(line)
if m:
n, v = m.group(1, 2)
try: v = int(v)
except ValueError: pass
vars[n] = v
else:
m = undef_rx.match(line)
if m:
vars[m.group(1)] = 0
return vars
def _get_makefile_filename():
if _PYTHON_BUILD:
return os.path.join(_PROJECT_BASE, "Makefile")
return os.path.join(get_path('stdlib'), "config", "Makefile")
def get_config_h_filename():
if _PYTHON_BUILD:
if os.name == "nt":
inc_dir = os.path.join(_PROJECT_BASE, "PC")
else:
inc_dir = _PROJECT_BASE
else:
inc_dir = get_path('platinclude')
return os.path.join(inc_dir, 'pyconfig.h')
def _init_posix(vars):
"""Initialize the module as appropriate for POSIX systems."""
# load the installed Makefile:
makefile = _get_makefile_filename()
try:
_parse_makefile(makefile, vars)
except IOError as e:
msg = "invalid Python installation: unable to open %s" % makefile
if hasattr(e, "strerror"):
msg = msg + " (%s)" % e.strerror
raise IOError(msg)
# load the installed pyconfig.h:
config_h = get_config_h_filename()
try:
parse_config_h(open(config_h), vars)
except IOError as e:
msg = "invalid Python installation: unable to open %s" % config_h
if hasattr(e, "strerror"):
msg = msg + " (%s)" % e.strerror
raise IOError(msg)
# On MacOSX we need to check the setting of the environment variable
# MACOSX_DEPLOYMENT_TARGET: configure bases some choices on it so
# it needs to be compatible.
# If it isn't set we set it to the configure-time value
if sys.platform == 'darwin' and 'MACOSX_DEPLOYMENT_TARGET' in vars:
cfg_target = vars['MACOSX_DEPLOYMENT_TARGET']
cur_target = os.getenv('MACOSX_DEPLOYMENT_TARGET', '')
if cur_target == '':
cur_target = cfg_target
os.putenv('MACOSX_DEPLOYMENT_TARGET', cfg_target)
elif (list(map(int, cfg_target.split('.'))) >
list(map(int, cur_target.split('.')))):
msg = ('$MACOSX_DEPLOYMENT_TARGET mismatch: now "%s" but "%s" '
'during configure' % (cur_target, cfg_target))
raise IOError(msg)
# On AIX, there are wrong paths to the linker scripts in the Makefile
# -- these paths are relative to the Python source, but when installed
# the scripts are in another directory.
if _PYTHON_BUILD:
vars['LDSHARED'] = vars['BLDSHARED']
def _init_non_posix(vars):
"""Initialize the module as appropriate for NT"""
# set basic install directories
vars['LIBDEST'] = get_path('stdlib')
vars['BINLIBDEST'] = get_path('platstdlib')
vars['INCLUDEPY'] = get_path('include')
vars['SO'] = '.pyd'
vars['EXE'] = '.exe'
vars['VERSION'] = _PY_VERSION_SHORT_NO_DOT
vars['BINDIR'] = os.path.dirname(os.path.abspath(sys.executable))
#
# public APIs
#
def get_scheme_names():
return _INSTALL_SCHEMES.keys()
def get_path_names():
return _SCHEME_KEYS
def get_paths(scheme=_get_default_scheme(), vars=None, expand=True):
"""Returns a mapping containing an install scheme.
``scheme`` is the install scheme name. If not provided, it will
return the default scheme for the current platform.
"""
if expand:
return _expand_vars(scheme, vars)
else:
return _INSTALL_SCHEMES[scheme]
def get_path(name, scheme=_get_default_scheme(), vars=None, expand=True):
"""Returns a path corresponding to the scheme.
``scheme`` is the install scheme name.
"""
return get_paths(scheme, vars, expand)[name]
def get_config_vars(*args):
"""With no arguments, return a dictionary of all configuration
variables relevant for the current platform.
On Unix, this means every variable defined in Python's installed Makefile;
On Windows and Mac OS it's a much smaller set.
With arguments, return a list of values that result from looking up
each argument in the configuration variable dictionary.
"""
import re
global _CONFIG_VARS
if _CONFIG_VARS is None:
_CONFIG_VARS = {}
# Normalized versions of prefix and exec_prefix are handy to have;
# in fact, these are the standard versions used most places in the
# Distutils.
_CONFIG_VARS['prefix'] = _PREFIX
_CONFIG_VARS['exec_prefix'] = _EXEC_PREFIX
_CONFIG_VARS['py_version'] = _PY_VERSION
_CONFIG_VARS['py_version_short'] = _PY_VERSION_SHORT
_CONFIG_VARS['py_version_nodot'] = _PY_VERSION[0] + _PY_VERSION[2]
_CONFIG_VARS['base'] = _PREFIX
_CONFIG_VARS['platbase'] = _EXEC_PREFIX
_CONFIG_VARS['userbase'] = _getuserbase()
_CONFIG_VARS['projectbase'] = _PROJECT_BASE
if os.name in ('nt', 'os2'):
_init_non_posix(_CONFIG_VARS)
if os.name == 'posix':
_init_posix(_CONFIG_VARS)
if 'srcdir' not in _CONFIG_VARS:
_CONFIG_VARS['srcdir'] = _PROJECT_BASE
# Convert srcdir into an absolute path if it appears necessary.
# Normally it is relative to the build directory. However, during
# testing, for example, we might be running a non-installed python
# from a different directory.
if _PYTHON_BUILD and os.name == "posix":
base = _PROJECT_BASE
if (not os.path.isabs(_CONFIG_VARS['srcdir']) and
base != os.getcwd()):
# srcdir is relative and we are not in the same directory
# as the executable. Assume executable is in the build
# directory and make srcdir absolute.
srcdir = os.path.join(base, _CONFIG_VARS['srcdir'])
_CONFIG_VARS['srcdir'] = os.path.normpath(srcdir)
if sys.platform == 'darwin':
kernel_version = os.uname()[2] # Kernel version (8.4.3)
major_version = int(kernel_version.split('.')[0])
if major_version < 8:
# On Mac OS X before 10.4, check if -arch and -isysroot
# are in CFLAGS or LDFLAGS and remove them if they are.
# This is needed when building extensions on a 10.3 system
# using a universal build of python.
for key in ('LDFLAGS', 'BASECFLAGS',
# a number of derived variables. These need to be
# patched up as well.
'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'):
flags = _CONFIG_VARS[key]
flags = re.sub('-arch\s+\w+\s', ' ', flags)
flags = re.sub('-isysroot [^ \t]*', ' ', flags)
_CONFIG_VARS[key] = flags
else:
# Allow the user to override the architecture flags using
# an environment variable.
# NOTE: This name was introduced by Apple in OSX 10.5 and
# is used by several scripting languages distributed with
# that OS release.
if 'ARCHFLAGS' in os.environ:
arch = os.environ['ARCHFLAGS']
for key in ('LDFLAGS', 'BASECFLAGS',
# a number of derived variables. These need to be
# patched up as well.
'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'):
flags = _CONFIG_VARS[key]
flags = re.sub('-arch\s+\w+\s', ' ', flags)
flags = flags + ' ' + arch
_CONFIG_VARS[key] = flags
# If we're on OSX 10.5 or later and the user tries to
# compiles an extension using an SDK that is not present
# on the current machine it is better to not use an SDK
# than to fail.
#
# The major usecase for this is users using a Python.org
# binary installer on OSX 10.6: that installer uses
# the 10.4u SDK, but that SDK is not installed by default
# when you install Xcode.
#
CFLAGS = _CONFIG_VARS.get('CFLAGS', '')
m = re.search('-isysroot\s+(\S+)', CFLAGS)
if m is not None:
sdk = m.group(1)
if not os.path.exists(sdk):
for key in ('LDFLAGS', 'BASECFLAGS',
# a number of derived variables. These need to be
# patched up as well.
'CFLAGS', 'PY_CFLAGS', 'BLDSHARED'):
flags = _CONFIG_VARS[key]
flags = re.sub('-isysroot\s+\S+(\s|$)', ' ', flags)
_CONFIG_VARS[key] = flags
if args:
vals = []
for name in args:
vals.append(_CONFIG_VARS.get(name))
return vals
else:
return _CONFIG_VARS
def get_config_var(name):
"""Return the value of a single variable using the dictionary returned by
'get_config_vars()'.
Equivalent to get_config_vars().get(name)
"""
return get_config_vars().get(name)
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'.
"""
import re
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.]+')
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.
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:
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.
# See 'i386' case
if sys.maxsize >= 2**32:
machine = 'ppc64'
else:
machine = 'ppc'
return "%s-%s-%s" % (osname, release, machine)
def get_python_version():
return _PY_VERSION_SHORT

8
Lib/test/test_site.py
View File

@ -11,6 +11,9 @@ import os
import sys
import encodings
import subprocess
import sysconfig
from copy import copy
# Need to make sure to not import 'site' if someone specified ``-S`` at the
# command-line. Detect this by just making sure 'site' has not been imported
# already.
@ -38,6 +41,7 @@ class HelperFunctionsTests(unittest.TestCase):
self.old_base = site.USER_BASE
self.old_site = site.USER_SITE
self.old_prefixes = site.PREFIXES
self.old_vars = copy(sysconfig._CONFIG_VARS)
def tearDown(self):
"""Restore sys.path"""
@ -45,6 +49,7 @@ class HelperFunctionsTests(unittest.TestCase):
site.USER_BASE = self.old_base
site.USER_SITE = self.old_site
site.PREFIXES = self.old_prefixes
sysconfig._CONFIG_VARS = self.old_vars
def test_makepath(self):
# Test makepath() have an absolute path for its first return value
@ -137,6 +142,9 @@ class HelperFunctionsTests(unittest.TestCase):
# let's set PYTHONUSERBASE and see if it uses it
site.USER_BASE = None
import sysconfig
sysconfig._CONFIG_VARS = None
with EnvironmentVarGuard() as environ:
environ['PYTHONUSERBASE'] = 'xoxo'
self.assertTrue(site.getuserbase().startswith('xoxo'),

214
Lib/test/test_sysconfig.py Normal file
View File

@ -0,0 +1,214 @@
"""Tests for 'site'.
Tests assume the initial paths in sys.path once the interpreter has begun
executing have not been removed.
"""
import unittest
import sys
import test
import os
from copy import copy, deepcopy
from test.support import run_unittest, TESTFN
import sysconfig
from sysconfig import (get_paths, get_platform, get_config_vars,
get_path, get_path_names, _INSTALL_SCHEMES,
_get_default_scheme, _expand_vars)
class TestSysConfig(unittest.TestCase):
def setUp(self):
"""Make a copy of sys.path"""
super(TestSysConfig, self).setUp()
self.sys_path = sys.path[:]
self.makefile = None
# patching os.uname
if hasattr(os, 'uname'):
self.uname = os.uname
self._uname = os.uname()
else:
self.uname = None
self._uname = None
os.uname = self._get_uname
# saving the environment
self.name = os.name
self.platform = sys.platform
self.version = sys.version
self.sep = os.sep
self.join = os.path.join
self.isabs = os.path.isabs
self.splitdrive = os.path.splitdrive
self._config_vars = copy(sysconfig._CONFIG_VARS)
self.old_environ = deepcopy(os.environ)
def tearDown(self):
"""Restore sys.path"""
sys.path[:] = self.sys_path
if self.makefile is not None:
os.unlink(self.makefile)
self._cleanup_testfn()
if self.uname is not None:
os.uname = self.uname
else:
del os.uname
os.name = self.name
sys.platform = self.platform
sys.version = self.version
os.sep = self.sep
os.path.join = self.join
os.path.isabs = self.isabs
os.path.splitdrive = self.splitdrive
sysconfig._CONFIG_VARS = copy(self._config_vars)
for key, value in self.old_environ.items():
if os.environ.get(key) != value:
os.environ[key] = value
for key in list(os.environ.keys()):
if key not in self.old_environ:
del os.environ[key]
super(TestSysConfig, self).tearDown()
def _set_uname(self, uname):
self._uname = uname
def _get_uname(self):
return self._uname
def _cleanup_testfn(self):
path = TESTFN
if os.path.isfile(path):
os.remove(path)
elif os.path.isdir(path):
shutil.rmtree(path)
def test_get_path_names(self):
self.assertEquals(get_path_names(), sysconfig._SCHEME_KEYS)
def test_get_paths(self):
scheme = get_paths()
default_scheme = _get_default_scheme()
wanted = _expand_vars(default_scheme, None)
wanted = list(wanted.items())
wanted.sort()
scheme = list(scheme.items())
scheme.sort()
self.assertEquals(scheme, wanted)
def test_get_path(self):
# xxx make real tests here
for scheme in _INSTALL_SCHEMES:
for name in _INSTALL_SCHEMES[scheme]:
res = get_path(name, scheme)
def test_get_config_vars(self):
cvars = get_config_vars()
self.assertTrue(isinstance(cvars, dict))
self.assertTrue(cvars)
def test_get_platform(self):
# windows XP, 32bits
os.name = 'nt'
sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
'[MSC v.1310 32 bit (Intel)]')
sys.platform = 'win32'
self.assertEquals(get_platform(), 'win32')
# windows XP, amd64
os.name = 'nt'
sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
'[MSC v.1310 32 bit (Amd64)]')
sys.platform = 'win32'
self.assertEquals(get_platform(), 'win-amd64')
# windows XP, itanium
os.name = 'nt'
sys.version = ('2.4.4 (#71, Oct 18 2006, 08:34:43) '
'[MSC v.1310 32 bit (Itanium)]')
sys.platform = 'win32'
self.assertEquals(get_platform(), 'win-ia64')
# macbook
os.name = 'posix'
sys.version = ('2.5 (r25:51918, Sep 19 2006, 08:49:13) '
'\n[GCC 4.0.1 (Apple Computer, Inc. build 5341)]')
sys.platform = 'darwin'
self._set_uname(('Darwin', 'macziade', '8.11.1',
('Darwin Kernel Version 8.11.1: '
'Wed Oct 10 18:23:28 PDT 2007; '
'root:xnu-792.25.20~1/RELEASE_I386'), 'i386'))
get_config_vars()['MACOSX_DEPLOYMENT_TARGET'] = '10.3'
os.environ['MACOSX_DEPLOYMENT_TARGET'] = '10.3'
get_config_vars()['CFLAGS'] = ('-fno-strict-aliasing -DNDEBUG -g '
'-fwrapv -O3 -Wall -Wstrict-prototypes')
self.assertEquals(get_platform(), 'macosx-10.3-i386')
# macbook with fat binaries (fat, universal or fat64)
os.environ['MACOSX_DEPLOYMENT_TARGET'] = '10.4'
get_config_vars()['CFLAGS'] = ('-arch ppc -arch i386 -isysroot '
'/Developer/SDKs/MacOSX10.4u.sdk '
'-fno-strict-aliasing -fno-common '
'-dynamic -DNDEBUG -g -O3')
self.assertEquals(get_platform(), 'macosx-10.4-fat')
get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch i386 -isysroot '
'/Developer/SDKs/MacOSX10.4u.sdk '
'-fno-strict-aliasing -fno-common '
'-dynamic -DNDEBUG -g -O3')
self.assertEquals(get_platform(), 'macosx-10.4-intel')
get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch ppc -arch i386 -isysroot '
'/Developer/SDKs/MacOSX10.4u.sdk '
'-fno-strict-aliasing -fno-common '
'-dynamic -DNDEBUG -g -O3')
self.assertEquals(get_platform(), 'macosx-10.4-fat3')
get_config_vars()['CFLAGS'] = ('-arch ppc64 -arch x86_64 -arch ppc -arch i386 -isysroot '
'/Developer/SDKs/MacOSX10.4u.sdk '
'-fno-strict-aliasing -fno-common '
'-dynamic -DNDEBUG -g -O3')
self.assertEquals(get_platform(), 'macosx-10.4-universal')
get_config_vars()['CFLAGS'] = ('-arch x86_64 -arch ppc64 -isysroot '
'/Developer/SDKs/MacOSX10.4u.sdk '
'-fno-strict-aliasing -fno-common '
'-dynamic -DNDEBUG -g -O3')
self.assertEquals(get_platform(), 'macosx-10.4-fat64')
for arch in ('ppc', 'i386', 'x86_64', 'ppc64'):
get_config_vars()['CFLAGS'] = ('-arch %s -isysroot '
'/Developer/SDKs/MacOSX10.4u.sdk '
'-fno-strict-aliasing -fno-common '
'-dynamic -DNDEBUG -g -O3'%(arch,))
self.assertEquals(get_platform(), 'macosx-10.4-%s'%(arch,))
# linux debian sarge
os.name = 'posix'
sys.version = ('2.3.5 (#1, Jul 4 2007, 17:28:59) '
'\n[GCC 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)]')
sys.platform = 'linux2'
self._set_uname(('Linux', 'aglae', '2.6.21.1dedibox-r7',
'#1 Mon Apr 30 17:25:38 CEST 2007', 'i686'))
self.assertEquals(get_platform(), 'linux-i686')
# XXX more platforms to tests here
def test_get_config_h_filename(self):
config_h = sysconfig.get_config_h_filename()
self.assertTrue(os.path.isfile(config_h), config_h)
def test_main():
run_unittest(TestSysConfig)
if __name__ == "__main__":
test_main()

2
Makefile.pre.in
View File

@ -412,7 +412,7 @@ $(BUILDPYTHON): Modules/python.o $(LIBRARY) $(LDLIBRARY)
$(BLDLIBRARY) $(LIBS) $(MODLIBS) $(SYSLIBS) $(LDLAST)
platform: $(BUILDPYTHON)
$(RUNSHARED) ./$(BUILDPYTHON) -E -c 'import sys ; from distutils.util import get_platform ; print(get_platform()+"-"+sys.version[0:3])' >platform
$(RUNSHARED) ./$(BUILDPYTHON) -E -c 'import sys ; from sysconfig import get_platform ; print(get_platform()+"-"+sys.version[0:3])' >platform
# Build the shared modules

4
setup.py
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@ -5,9 +5,9 @@ __version__ = "$Revision$"
import sys, os, imp, re, optparse
from glob import glob
import sysconfig
from distutils import log
from distutils import sysconfig
from distutils import text_file
from distutils.errors import *
from distutils.core import Extension, setup
@ -132,7 +132,7 @@ class PyBuildExt(build_ext):
# Python header files
headers = [sysconfig.get_config_h_filename()]
headers += glob(os.path.join(sysconfig.get_python_inc(), "*.h"))
headers += glob(os.path.join(sysconfig.get_path('platinclude'), "*.h"))
for ext in self.extensions[:]:
ext.sources = [ find_module_file(filename, moddirlist)