"""distutils.command.build_ext | |
Implements the Distutils 'build_ext' command, for building extension | |
modules (currently limited to C extensions, should accommodate C++ | |
extensions ASAP).""" | |
# This module should be kept compatible with Python 2.1. | |
__revision__ = "$Id$" | |
import sys, os, string, re | |
from types import * | |
from site import USER_BASE, USER_SITE | |
from distutils.core import Command | |
from distutils.errors import * | |
from distutils.sysconfig import customize_compiler, get_python_version | |
from distutils.dep_util import newer_group | |
from distutils.extension import Extension | |
from distutils.util import get_platform | |
from distutils import log | |
if os.name == 'nt': | |
from distutils.msvccompiler import get_build_version | |
MSVC_VERSION = int(get_build_version()) | |
# An extension name is just a dot-separated list of Python NAMEs (ie. | |
# the same as a fully-qualified module name). | |
extension_name_re = re.compile \ | |
(r'^[a-zA-Z_][a-zA-Z_0-9]*(\.[a-zA-Z_][a-zA-Z_0-9]*)*$') | |
def show_compilers (): | |
from distutils.ccompiler import show_compilers | |
show_compilers() | |
class build_ext (Command): | |
description = "build C/C++ extensions (compile/link to build directory)" | |
# XXX thoughts on how to deal with complex command-line options like | |
# these, i.e. how to make it so fancy_getopt can suck them off the | |
# command line and make it look like setup.py defined the appropriate | |
# lists of tuples of what-have-you. | |
# - each command needs a callback to process its command-line options | |
# - Command.__init__() needs access to its share of the whole | |
# command line (must ultimately come from | |
# Distribution.parse_command_line()) | |
# - it then calls the current command class' option-parsing | |
# callback to deal with weird options like -D, which have to | |
# parse the option text and churn out some custom data | |
# structure | |
# - that data structure (in this case, a list of 2-tuples) | |
# will then be present in the command object by the time | |
# we get to finalize_options() (i.e. the constructor | |
# takes care of both command-line and client options | |
# in between initialize_options() and finalize_options()) | |
sep_by = " (separated by '%s')" % os.pathsep | |
user_options = [ | |
('build-lib=', 'b', | |
"directory for compiled extension modules"), | |
('build-temp=', 't', | |
"directory for temporary files (build by-products)"), | |
('plat-name=', 'p', | |
"platform name to cross-compile for, if supported " | |
"(default: %s)" % get_platform()), | |
('inplace', 'i', | |
"ignore build-lib and put compiled extensions into the source " + | |
"directory alongside your pure Python modules"), | |
('include-dirs=', 'I', | |
"list of directories to search for header files" + sep_by), | |
('define=', 'D', | |
"C preprocessor macros to define"), | |
('undef=', 'U', | |
"C preprocessor macros to undefine"), | |
('libraries=', 'l', | |
"external C libraries to link with"), | |
('library-dirs=', 'L', | |
"directories to search for external C libraries" + sep_by), | |
('rpath=', 'R', | |
"directories to search for shared C libraries at runtime"), | |
('link-objects=', 'O', | |
"extra explicit link objects to include in the link"), | |
('debug', 'g', | |
"compile/link with debugging information"), | |
('force', 'f', | |
"forcibly build everything (ignore file timestamps)"), | |
('compiler=', 'c', | |
"specify the compiler type"), | |
('swig-cpp', None, | |
"make SWIG create C++ files (default is C)"), | |
('swig-opts=', None, | |
"list of SWIG command line options"), | |
('swig=', None, | |
"path to the SWIG executable"), | |
('user', None, | |
"add user include, library and rpath"), | |
] | |
boolean_options = ['inplace', 'debug', 'force', 'swig-cpp', 'user'] | |
help_options = [ | |
('help-compiler', None, | |
"list available compilers", show_compilers), | |
] | |
def initialize_options (self): | |
self.extensions = None | |
self.build_lib = None | |
self.plat_name = None | |
self.build_temp = None | |
self.inplace = 0 | |
self.package = None | |
self.include_dirs = None | |
self.define = None | |
self.undef = None | |
self.libraries = None | |
self.library_dirs = None | |
self.rpath = None | |
self.link_objects = None | |
self.debug = None | |
self.force = None | |
self.compiler = None | |
self.swig = None | |
self.swig_cpp = None | |
self.swig_opts = None | |
self.user = None | |
def finalize_options(self): | |
from distutils import sysconfig | |
self.set_undefined_options('build', | |
('build_lib', 'build_lib'), | |
('build_temp', 'build_temp'), | |
('compiler', 'compiler'), | |
('debug', 'debug'), | |
('force', 'force'), | |
('plat_name', 'plat_name'), | |
) | |
if self.package is None: | |
self.package = self.distribution.ext_package | |
self.extensions = self.distribution.ext_modules | |
# 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) | |
if self.include_dirs is None: | |
self.include_dirs = self.distribution.include_dirs or [] | |
if isinstance(self.include_dirs, str): | |
self.include_dirs = self.include_dirs.split(os.pathsep) | |
# Put the Python "system" include dir at the end, so that | |
# any local include dirs take precedence. | |
self.include_dirs.append(py_include) | |
if plat_py_include != py_include: | |
self.include_dirs.append(plat_py_include) | |
if isinstance(self.libraries, str): | |
self.libraries = [self.libraries] | |
# Life is easier if we're not forever checking for None, so | |
# simplify these options to empty lists if unset | |
if self.libraries is None: | |
self.libraries = [] | |
if self.library_dirs is None: | |
self.library_dirs = [] | |
elif type(self.library_dirs) is StringType: | |
self.library_dirs = string.split(self.library_dirs, os.pathsep) | |
if self.rpath is None: | |
self.rpath = [] | |
elif type(self.rpath) is StringType: | |
self.rpath = string.split(self.rpath, os.pathsep) | |
# for extensions under windows use different directories | |
# for Release and Debug builds. | |
# also Python's library directory must be appended to library_dirs | |
if os.name == 'nt': | |
# the 'libs' directory is for binary installs - we assume that | |
# must be the *native* platform. But we don't really support | |
# cross-compiling via a binary install anyway, so we let it go. | |
self.library_dirs.append(os.path.join(sys.exec_prefix, 'libs')) | |
if self.debug: | |
self.build_temp = os.path.join(self.build_temp, "Debug") | |
else: | |
self.build_temp = os.path.join(self.build_temp, "Release") | |
# Append the source distribution include and library directories, | |
# this allows distutils on windows to work in the source tree | |
self.include_dirs.append(os.path.join(sys.exec_prefix, 'PC')) | |
if MSVC_VERSION == 9: | |
# Use the .lib files for the correct architecture | |
if self.plat_name == 'win32': | |
suffix = '' | |
else: | |
# win-amd64 or win-ia64 | |
suffix = self.plat_name[4:] | |
new_lib = os.path.join(sys.exec_prefix, 'PCbuild') | |
if suffix: | |
new_lib = os.path.join(new_lib, suffix) | |
self.library_dirs.append(new_lib) | |
elif MSVC_VERSION == 8: | |
self.library_dirs.append(os.path.join(sys.exec_prefix, | |
'PC', 'VS8.0')) | |
elif MSVC_VERSION == 7: | |
self.library_dirs.append(os.path.join(sys.exec_prefix, | |
'PC', 'VS7.1')) | |
else: | |
self.library_dirs.append(os.path.join(sys.exec_prefix, | |
'PC', 'VC6')) | |
# OS/2 (EMX) doesn't support Debug vs Release builds, but has the | |
# import libraries in its "Config" subdirectory | |
if os.name == 'os2': | |
self.library_dirs.append(os.path.join(sys.exec_prefix, 'Config')) | |
# for extensions under Cygwin and AtheOS Python's library directory must be | |
# appended to library_dirs | |
if sys.platform[:6] == 'cygwin' or sys.platform[:6] == 'atheos': | |
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(), | |
"config")) | |
else: | |
# building python standard extensions | |
self.library_dirs.append('.') | |
# 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') | |
if ((sys.platform.startswith('linux') or sys.platform.startswith('gnu') | |
or sys.platform.startswith('sunos')) | |
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')) | |
else: | |
# building python standard extensions | |
self.library_dirs.append('.') | |
# The argument parsing will result in self.define being a string, but | |
# it has to be a list of 2-tuples. All the preprocessor symbols | |
# specified by the 'define' option will be set to '1'. Multiple | |
# symbols can be separated with commas. | |
if self.define: | |
defines = self.define.split(',') | |
self.define = map(lambda symbol: (symbol, '1'), defines) | |
# The option for macros to undefine is also a string from the | |
# option parsing, but has to be a list. Multiple symbols can also | |
# be separated with commas here. | |
if self.undef: | |
self.undef = self.undef.split(',') | |
if self.swig_opts is None: | |
self.swig_opts = [] | |
else: | |
self.swig_opts = self.swig_opts.split(' ') | |
# Finally add the user include and library directories if requested | |
if self.user: | |
user_include = os.path.join(USER_BASE, "include") | |
user_lib = os.path.join(USER_BASE, "lib") | |
if os.path.isdir(user_include): | |
self.include_dirs.append(user_include) | |
if os.path.isdir(user_lib): | |
self.library_dirs.append(user_lib) | |
self.rpath.append(user_lib) | |
def run(self): | |
from distutils.ccompiler import new_compiler | |
# 'self.extensions', as supplied by setup.py, is a list of | |
# Extension instances. See the documentation for Extension (in | |
# distutils.extension) for details. | |
# | |
# For backwards compatibility with Distutils 0.8.2 and earlier, we | |
# also allow the 'extensions' list to be a list of tuples: | |
# (ext_name, build_info) | |
# where build_info is a dictionary containing everything that | |
# Extension instances do except the name, with a few things being | |
# differently named. We convert these 2-tuples to Extension | |
# instances as needed. | |
if not self.extensions: | |
return | |
# If we were asked to build any C/C++ libraries, make sure that the | |
# directory where we put them is in the library search path for | |
# linking extensions. | |
if self.distribution.has_c_libraries(): | |
build_clib = self.get_finalized_command('build_clib') | |
self.libraries.extend(build_clib.get_library_names() or []) | |
self.library_dirs.append(build_clib.build_clib) | |
# Setup the CCompiler object that we'll use to do all the | |
# compiling and linking | |
self.compiler = new_compiler(compiler=self.compiler, | |
verbose=self.verbose, | |
dry_run=self.dry_run, | |
force=self.force) | |
customize_compiler(self.compiler) | |
# If we are cross-compiling, init the compiler now (if we are not | |
# cross-compiling, init would not hurt, but people may rely on | |
# late initialization of compiler even if they shouldn't...) | |
if os.name == 'nt' and self.plat_name != get_platform(): | |
self.compiler.initialize(self.plat_name) | |
# And make sure that any compile/link-related options (which might | |
# come from the command-line or from the setup script) are set in | |
# that CCompiler object -- that way, they automatically apply to | |
# all compiling and linking done here. | |
if self.include_dirs is not None: | |
self.compiler.set_include_dirs(self.include_dirs) | |
if self.define is not None: | |
# 'define' option is a list of (name,value) tuples | |
for (name, value) in self.define: | |
self.compiler.define_macro(name, value) | |
if self.undef is not None: | |
for macro in self.undef: | |
self.compiler.undefine_macro(macro) | |
if self.libraries is not None: | |
self.compiler.set_libraries(self.libraries) | |
if self.library_dirs is not None: | |
self.compiler.set_library_dirs(self.library_dirs) | |
if self.rpath is not None: | |
self.compiler.set_runtime_library_dirs(self.rpath) | |
if self.link_objects is not None: | |
self.compiler.set_link_objects(self.link_objects) | |
# Now actually compile and link everything. | |
self.build_extensions() | |
def check_extensions_list(self, extensions): | |
"""Ensure that the list of extensions (presumably provided as a | |
command option 'extensions') is valid, i.e. it is a list of | |
Extension objects. We also support the old-style list of 2-tuples, | |
where the tuples are (ext_name, build_info), which are converted to | |
Extension instances here. | |
Raise DistutilsSetupError if the structure is invalid anywhere; | |
just returns otherwise. | |
""" | |
if not isinstance(extensions, list): | |
raise DistutilsSetupError, \ | |
"'ext_modules' option must be a list of Extension instances" | |
for i, ext in enumerate(extensions): | |
if isinstance(ext, Extension): | |
continue # OK! (assume type-checking done | |
# by Extension constructor) | |
if not isinstance(ext, tuple) or len(ext) != 2: | |
raise DistutilsSetupError, \ | |
("each element of 'ext_modules' option must be an " | |
"Extension instance or 2-tuple") | |
ext_name, build_info = ext | |
log.warn(("old-style (ext_name, build_info) tuple found in " | |
"ext_modules for extension '%s'" | |
"-- please convert to Extension instance" % ext_name)) | |
if not (isinstance(ext_name, str) and | |
extension_name_re.match(ext_name)): | |
raise DistutilsSetupError, \ | |
("first element of each tuple in 'ext_modules' " | |
"must be the extension name (a string)") | |
if not isinstance(build_info, dict): | |
raise DistutilsSetupError, \ | |
("second element of each tuple in 'ext_modules' " | |
"must be a dictionary (build info)") | |
# OK, the (ext_name, build_info) dict is type-safe: convert it | |
# to an Extension instance. | |
ext = Extension(ext_name, build_info['sources']) | |
# Easy stuff: one-to-one mapping from dict elements to | |
# instance attributes. | |
for key in ('include_dirs', 'library_dirs', 'libraries', | |
'extra_objects', 'extra_compile_args', | |
'extra_link_args'): | |
val = build_info.get(key) | |
if val is not None: | |
setattr(ext, key, val) | |
# Medium-easy stuff: same syntax/semantics, different names. | |
ext.runtime_library_dirs = build_info.get('rpath') | |
if 'def_file' in build_info: | |
log.warn("'def_file' element of build info dict " | |
"no longer supported") | |
# Non-trivial stuff: 'macros' split into 'define_macros' | |
# and 'undef_macros'. | |
macros = build_info.get('macros') | |
if macros: | |
ext.define_macros = [] | |
ext.undef_macros = [] | |
for macro in macros: | |
if not (isinstance(macro, tuple) and len(macro) in (1, 2)): | |
raise DistutilsSetupError, \ | |
("'macros' element of build info dict " | |
"must be 1- or 2-tuple") | |
if len(macro) == 1: | |
ext.undef_macros.append(macro[0]) | |
elif len(macro) == 2: | |
ext.define_macros.append(macro) | |
extensions[i] = ext | |
def get_source_files(self): | |
self.check_extensions_list(self.extensions) | |
filenames = [] | |
# Wouldn't it be neat if we knew the names of header files too... | |
for ext in self.extensions: | |
filenames.extend(ext.sources) | |
return filenames | |
def get_outputs(self): | |
# Sanity check the 'extensions' list -- can't assume this is being | |
# done in the same run as a 'build_extensions()' call (in fact, we | |
# can probably assume that it *isn't*!). | |
self.check_extensions_list(self.extensions) | |
# And build the list of output (built) filenames. Note that this | |
# ignores the 'inplace' flag, and assumes everything goes in the | |
# "build" tree. | |
outputs = [] | |
for ext in self.extensions: | |
outputs.append(self.get_ext_fullpath(ext.name)) | |
return outputs | |
def build_extensions(self): | |
# First, sanity-check the 'extensions' list | |
self.check_extensions_list(self.extensions) | |
for ext in self.extensions: | |
self.build_extension(ext) | |
def build_extension(self, ext): | |
sources = ext.sources | |
if sources is None or type(sources) not in (ListType, TupleType): | |
raise DistutilsSetupError, \ | |
("in 'ext_modules' option (extension '%s'), " + | |
"'sources' must be present and must be " + | |
"a list of source filenames") % ext.name | |
sources = list(sources) | |
ext_path = self.get_ext_fullpath(ext.name) | |
depends = sources + ext.depends | |
if not (self.force or newer_group(depends, ext_path, 'newer')): | |
log.debug("skipping '%s' extension (up-to-date)", ext.name) | |
return | |
else: | |
log.info("building '%s' extension", ext.name) | |
# First, scan the sources for SWIG definition files (.i), run | |
# SWIG on 'em to create .c files, and modify the sources list | |
# accordingly. | |
sources = self.swig_sources(sources, ext) | |
# Next, compile the source code to object files. | |
# XXX not honouring 'define_macros' or 'undef_macros' -- the | |
# CCompiler API needs to change to accommodate this, and I | |
# want to do one thing at a time! | |
# Two possible sources for extra compiler arguments: | |
# - 'extra_compile_args' in Extension object | |
# - CFLAGS environment variable (not particularly | |
# elegant, but people seem to expect it and I | |
# guess it's useful) | |
# The environment variable should take precedence, and | |
# any sensible compiler will give precedence to later | |
# command line args. Hence we combine them in order: | |
extra_args = ext.extra_compile_args or [] | |
macros = ext.define_macros[:] | |
for undef in ext.undef_macros: | |
macros.append((undef,)) | |
objects = self.compiler.compile(sources, | |
output_dir=self.build_temp, | |
macros=macros, | |
include_dirs=ext.include_dirs, | |
debug=self.debug, | |
extra_postargs=extra_args, | |
depends=ext.depends) | |
# XXX -- this is a Vile HACK! | |
# | |
# The setup.py script for Python on Unix needs to be able to | |
# get this list so it can perform all the clean up needed to | |
# avoid keeping object files around when cleaning out a failed | |
# build of an extension module. Since Distutils does not | |
# track dependencies, we have to get rid of intermediates to | |
# ensure all the intermediates will be properly re-built. | |
# | |
self._built_objects = objects[:] | |
# Now link the object files together into a "shared object" -- | |
# of course, first we have to figure out all the other things | |
# that go into the mix. | |
if ext.extra_objects: | |
objects.extend(ext.extra_objects) | |
extra_args = ext.extra_link_args or [] | |
# Detect target language, if not provided | |
language = ext.language or self.compiler.detect_language(sources) | |
self.compiler.link_shared_object( | |
objects, ext_path, | |
libraries=self.get_libraries(ext), | |
library_dirs=ext.library_dirs, | |
runtime_library_dirs=ext.runtime_library_dirs, | |
extra_postargs=extra_args, | |
export_symbols=self.get_export_symbols(ext), | |
debug=self.debug, | |
build_temp=self.build_temp, | |
target_lang=language) | |
def swig_sources (self, sources, extension): | |
"""Walk the list of source files in 'sources', looking for SWIG | |
interface (.i) files. Run SWIG on all that are found, and | |
return a modified 'sources' list with SWIG source files replaced | |
by the generated C (or C++) files. | |
""" | |
new_sources = [] | |
swig_sources = [] | |
swig_targets = {} | |
# XXX this drops generated C/C++ files into the source tree, which | |
# is fine for developers who want to distribute the generated | |
# source -- but there should be an option to put SWIG output in | |
# the temp dir. | |
if self.swig_cpp: | |
log.warn("--swig-cpp is deprecated - use --swig-opts=-c++") | |
if self.swig_cpp or ('-c++' in self.swig_opts) or \ | |
('-c++' in extension.swig_opts): | |
target_ext = '.cpp' | |
else: | |
target_ext = '.c' | |
for source in sources: | |
(base, ext) = os.path.splitext(source) | |
if ext == ".i": # SWIG interface file | |
new_sources.append(base + '_wrap' + target_ext) | |
swig_sources.append(source) | |
swig_targets[source] = new_sources[-1] | |
else: | |
new_sources.append(source) | |
if not swig_sources: | |
return new_sources | |
swig = self.swig or self.find_swig() | |
swig_cmd = [swig, "-python"] | |
swig_cmd.extend(self.swig_opts) | |
if self.swig_cpp: | |
swig_cmd.append("-c++") | |
# Do not override commandline arguments | |
if not self.swig_opts: | |
for o in extension.swig_opts: | |
swig_cmd.append(o) | |
for source in swig_sources: | |
target = swig_targets[source] | |
log.info("swigging %s to %s", source, target) | |
self.spawn(swig_cmd + ["-o", target, source]) | |
return new_sources | |
# swig_sources () | |
def find_swig (self): | |
"""Return the name of the SWIG executable. On Unix, this is | |
just "swig" -- it should be in the PATH. Tries a bit harder on | |
Windows. | |
""" | |
if os.name == "posix": | |
return "swig" | |
elif os.name == "nt": | |
# Look for SWIG in its standard installation directory on | |
# Windows (or so I presume!). If we find it there, great; | |
# if not, act like Unix and assume it's in the PATH. | |
for vers in ("1.3", "1.2", "1.1"): | |
fn = os.path.join("c:\\swig%s" % vers, "swig.exe") | |
if os.path.isfile(fn): | |
return fn | |
else: | |
return "swig.exe" | |
elif os.name == "os2": | |
# assume swig available in the PATH. | |
return "swig.exe" | |
else: | |
raise DistutilsPlatformError, \ | |
("I don't know how to find (much less run) SWIG " | |
"on platform '%s'") % os.name | |
# find_swig () | |
# -- Name generators ----------------------------------------------- | |
# (extension names, filenames, whatever) | |
def get_ext_fullpath(self, ext_name): | |
"""Returns the path of the filename for a given extension. | |
The file is located in `build_lib` or directly in the package | |
(inplace option). | |
""" | |
# makes sure the extension name is only using dots | |
all_dots = string.maketrans('/'+os.sep, '..') | |
ext_name = ext_name.translate(all_dots) | |
fullname = self.get_ext_fullname(ext_name) | |
modpath = fullname.split('.') | |
filename = self.get_ext_filename(ext_name) | |
filename = os.path.split(filename)[-1] | |
if not self.inplace: | |
# no further work needed | |
# returning : | |
# build_dir/package/path/filename | |
filename = os.path.join(*modpath[:-1]+[filename]) | |
return os.path.join(self.build_lib, filename) | |
# the inplace option requires to find the package directory | |
# using the build_py command for that | |
package = '.'.join(modpath[0:-1]) | |
build_py = self.get_finalized_command('build_py') | |
package_dir = os.path.abspath(build_py.get_package_dir(package)) | |
# returning | |
# package_dir/filename | |
return os.path.join(package_dir, filename) | |
def get_ext_fullname(self, ext_name): | |
"""Returns the fullname of a given extension name. | |
Adds the `package.` prefix""" | |
if self.package is None: | |
return ext_name | |
else: | |
return self.package + '.' + ext_name | |
def get_ext_filename(self, ext_name): | |
r"""Convert the name of an extension (eg. "foo.bar") into the name | |
of the file from which it will be loaded (eg. "foo/bar.so", or | |
"foo\bar.pyd"). | |
""" | |
from distutils.sysconfig import get_config_var | |
ext_path = string.split(ext_name, '.') | |
# 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') | |
if os.name == 'nt' and self.debug: | |
return os.path.join(*ext_path) + '_d' + so_ext | |
return os.path.join(*ext_path) + so_ext | |
def get_export_symbols (self, ext): | |
"""Return the list of symbols that a shared extension has to | |
export. This either uses 'ext.export_symbols' or, if it's not | |
provided, "init" + module_name. Only relevant on Windows, where | |
the .pyd file (DLL) must export the module "init" function. | |
""" | |
initfunc_name = "init" + ext.name.split('.')[-1] | |
if initfunc_name not in ext.export_symbols: | |
ext.export_symbols.append(initfunc_name) | |
return ext.export_symbols | |
def get_libraries (self, ext): | |
"""Return the list of libraries to link against when building a | |
shared extension. On most platforms, this is just 'ext.libraries'; | |
on Windows and OS/2, we add the Python library (eg. python20.dll). | |
""" | |
# The python library is always needed on Windows. For MSVC, this | |
# is redundant, since the library is mentioned in a pragma in | |
# pyconfig.h that MSVC groks. The other Windows compilers all seem | |
# to need it mentioned explicitly, though, so that's what we do. | |
# Append '_d' to the python import library on debug builds. | |
if sys.platform == "win32": | |
from distutils.msvccompiler import MSVCCompiler | |
if not isinstance(self.compiler, MSVCCompiler): | |
template = "python%d%d" | |
if self.debug: | |
template = template + '_d' | |
pythonlib = (template % | |
(sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) | |
# don't extend ext.libraries, it may be shared with other | |
# extensions, it is a reference to the original list | |
return ext.libraries + [pythonlib] | |
else: | |
return ext.libraries | |
elif sys.platform == "os2emx": | |
# EMX/GCC requires the python library explicitly, and I | |
# believe VACPP does as well (though not confirmed) - AIM Apr01 | |
template = "python%d%d" | |
# debug versions of the main DLL aren't supported, at least | |
# not at this time - AIM Apr01 | |
#if self.debug: | |
# template = template + '_d' | |
pythonlib = (template % | |
(sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) | |
# don't extend ext.libraries, it may be shared with other | |
# extensions, it is a reference to the original list | |
return ext.libraries + [pythonlib] | |
elif sys.platform[:6] == "cygwin": | |
template = "python%d.%d" | |
pythonlib = (template % | |
(sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) | |
# don't extend ext.libraries, it may be shared with other | |
# extensions, it is a reference to the original list | |
return ext.libraries + [pythonlib] | |
elif sys.platform[:6] == "atheos": | |
from distutils import sysconfig | |
template = "python%d.%d" | |
pythonlib = (template % | |
(sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) | |
# Get SHLIBS from Makefile | |
extra = [] | |
for lib in sysconfig.get_config_var('SHLIBS').split(): | |
if lib.startswith('-l'): | |
extra.append(lib[2:]) | |
else: | |
extra.append(lib) | |
# don't extend ext.libraries, it may be shared with other | |
# extensions, it is a reference to the original list | |
return ext.libraries + [pythonlib, "m"] + extra | |
elif sys.platform == 'darwin': | |
# Don't use the default code below | |
return ext.libraries | |
elif sys.platform[:3] == 'aix': | |
# Don't use the default code below | |
return ext.libraries | |
else: | |
from distutils import sysconfig | |
if sysconfig.get_config_var('Py_ENABLE_SHARED'): | |
template = "python%d.%d" | |
pythonlib = (template % | |
(sys.hexversion >> 24, (sys.hexversion >> 16) & 0xff)) | |
return ext.libraries + [pythonlib] | |
else: | |
return ext.libraries | |
# class build_ext |