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py2exe_distutils.py
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py2exe_distutils.py
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# This file is only used when BUILDING py2exe.
import os, sys
from distutils.core import Extension
from distutils.dist import Distribution
from distutils.command import build_ext, build
from distutils.sysconfig import customize_compiler
from distutils.dep_util import newer_group
from distutils.errors import DistutilsError, DistutilsSetupError
from distutils.util import get_platform
# We don't need a manifest in the executable, so monkeypath the code away:
from distutils.msvc9compiler import MSVCCompiler
MSVCCompiler.manifest_setup_ldargs = lambda *args: None
class Interpreter(Extension):
def __init__(self, *args, **kw):
# Add a custom 'target_desc' option, which matches CCompiler
# (is there a better way?
if "target_desc" in kw:
self.target_desc = kw['target_desc']
del kw['target_desc']
else:
self.target_desc = "executable"
Extension.__init__(self, *args, **kw)
class Dist(Distribution):
def __init__(self,attrs):
self.interpreters = None
Distribution.__init__(self, attrs)
def has_interpreters(self):
return self.interpreters and len(self.interpreters) > 0
def has_extensions(self):
return False
class BuildInterpreters(build_ext.build_ext):
description = "build special python interpreter stubs"
def finalize_options(self):
build_ext.build_ext.finalize_options(self)
self.interpreters = self.distribution.interpreters
def run (self):
if not self.interpreters:
return
self.setup_compiler()
# Now actually compile and link everything.
for inter in self.interpreters:
sources = inter.sources
if sources is None or type(sources) not in (type([]), type(())):
raise DistutilsSetupError(("in 'interpreters' option ('%s'), " +
"'sources' must be present and must be " +
"a list of source filenames") % inter.name)
sources = list(sources)
fullname = self.get_exe_fullname(inter.name)
if self.inplace:
# ignore build-lib -- put the compiled extension into
# the source tree along with pure Python modules
modpath = fullname.split('.')
package = '.'.join(modpath[0:-1])
base = modpath[-1]
build_py = self.get_finalized_command('build_py')
package_dir = build_py.get_package_dir(package)
exe_filename = os.path.join(package_dir,
self.get_exe_filename(base))
else:
exe_filename = os.path.join(self.build_lib,
self.get_exe_filename(fullname))
if inter.target_desc == "executable":
exe_filename += ".exe"
else:
exe_filename += ".dll"
if not (self.force or \
newer_group(sources + inter.depends, exe_filename, 'newer')):
self.announce("skipping '%s' interpreter (up-to-date)" %
inter.name)
continue # 'for' loop over all interpreters
else:
self.announce("building '%s' interpreter" % inter.name)
extra_args = inter.extra_compile_args or []
macros = inter.define_macros[:]
for undef in inter.undef_macros:
macros.append((undef,))
objects = self.compiler.compile(sources,
output_dir=self.build_temp,
macros=macros,
include_dirs=inter.include_dirs,
debug=self.debug,
extra_postargs=extra_args,
depends=inter.depends)
if inter.extra_objects:
objects.extend(inter.extra_objects)
extra_args = inter.extra_link_args or []
if inter.export_symbols:
# The mingw32 compiler writes a .def file containing
# the export_symbols. Since py2exe uses symbols in
# the extended form 'DllCanUnloadNow,PRIVATE' (to
# avoid MS linker warnings), we have to replace the
# comma(s) with blanks, so that the .def file can be
# properly parsed.
# XXX MingW32CCompiler, or CygwinCCompiler ?
from distutils.cygwinccompiler import Mingw32CCompiler
if isinstance(self.compiler, Mingw32CCompiler):
inter.export_symbols = [s.replace(",", " ") for s in inter.export_symbols]
inter.export_symbols = [s.replace("=", "\t") for s in inter.export_symbols]
# XXX - is msvccompiler.link broken? From what I can see, the
# following should work, instead of us checking the param:
self.compiler.link(inter.target_desc,
objects, exe_filename,
libraries=self.get_libraries(inter),
library_dirs=inter.library_dirs,
runtime_library_dirs=inter.runtime_library_dirs,
export_symbols=inter.export_symbols,
extra_postargs=extra_args,
debug=self.debug)
# build_extensions ()
def get_exe_fullname (self, inter_name):
if self.package is None:
return inter_name
else:
return self.package + '.' + inter_name
def get_exe_filename (self, inter_name):
ext_path = inter_name.split('.')
if self.debug:
fnm = os.path.join(*ext_path) + '_d'
else:
fnm = os.path.join(*ext_path)
if ext_path[-1] == "resources":
return fnm
return '%s-py%s.%s-%s' % (fnm, sys.version_info[0], sys.version_info[1], get_platform())
def setup_compiler(self):
# This method *should* be available separately in build_ext!
from distutils.ccompiler import new_compiler
# 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 interpreters.
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)
try:
self.compiler.initialize()
except AttributeError:
pass # initialize doesn't exist before 2.5
customize_compiler(self.compiler)
# 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)
# setup_compiler()
# class BuildInterpreters
def InstallSubCommands():
"""Adds our own sub-commands to build and install"""
has_interpreters = lambda self: self.distribution.has_interpreters()
buildCmds = [('build_interpreters', has_interpreters)]
build.build.sub_commands.extend(buildCmds)
InstallSubCommands()