FM / command

/usr/lib64/python2.6/site-packages/numpy/distutils/command/

/usr/lib64/python2.6/site-packages/numpy/distutils/command

Name	Size	Mode	Actions
autodist.py	846	0644	edit dl rm
autodist.pyc	1211	0644	edit dl rm
autodist.pyo	1211	0644	edit dl rm
bdist_rpm.py	708	0644	edit dl rm
bdist_rpm.pyc	1058	0644	edit dl rm
bdist_rpm.pyo	1058	0644	edit dl rm
build.py	1255	0644	edit dl rm
build.pyc	2224	0644	edit dl rm
build.pyo	2224	0644	edit dl rm
build_clib.py	11430	0644	edit dl rm
build_clib.pyc	8220	0644	edit dl rm
build_clib.pyo	8220	0644	edit dl rm
build_ext.py	21295	0644	edit dl rm
build_ext.pyc	13390	0644	edit dl rm
build_ext.pyo	13390	0644	edit dl rm
build_py.py	887	0644	edit dl rm
build_py.pyc	1233	0644	edit dl rm
build_py.pyo	1233	0644	edit dl rm
build_scripts.py	1665	0644	edit dl rm
build_scripts.pyc	1934	0644	edit dl rm
build_scripts.pyo	1934	0644	edit dl rm
build_src.py	31776	0644	edit dl rm
build_src.pyc	24504	0644	edit dl rm
build_src.pyo	24504	0644	edit dl rm
config.py	16084	0644	edit dl rm
config.pyc	12955	0644	edit dl rm
config.pyo	12955	0644	edit dl rm
config_compiler.py	4288	0644	edit dl rm
config_compiler.pyc	5823	0644	edit dl rm
config_compiler.pyo	5823	0644	edit dl rm
develop.py	575	0644	edit dl rm
develop.pyc	1006	0644	edit dl rm
develop.pyo	1006	0644	edit dl rm
egg_info.py	360	0644	edit dl rm
egg_info.pyc	687	0644	edit dl rm
egg_info.pyo	687	0644	edit dl rm
install.py	3008	0644	edit dl rm
install.pyc	2662	0644	edit dl rm
install.pyo	2662	0644	edit dl rm
install_clib.py	1249	0644	edit dl rm
install_clib.pyc	2117	0644	edit dl rm
install_clib.pyo	2117	0644	edit dl rm
install_data.py	848	0644	edit dl rm
install_data.pyc	1176	0644	edit dl rm
install_data.pyo	1176	0644	edit dl rm
install_headers.py	918	0644	edit dl rm
install_headers.pyc	1259	0644	edit dl rm
install_headers.pyo	1259	0644	edit dl rm
scons.py	24145	0644	edit dl rm
scons.pyc	21966	0644	edit dl rm
scons.pyo	21966	0644	edit dl rm
sdist.py	732	0644	edit dl rm
sdist.pyc	1211	0644	edit dl rm
sdist.pyo	1211	0644	edit dl rm
__init__.py	836	0644	edit dl rm
__init__.pyc	885	0644	edit dl rm
__init__.pyo	885	0644	edit dl rm

Edit: /usr/lib64/python2.6/site-packages/numpy/distutils/command/build_src.py (31776B)

""" Build swig, f2py, pyrex sources.
"""

import os
import re
import sys
import shlex
import copy

from distutils.command import build_ext
from distutils.dep_util import newer_group, newer
from distutils.util import get_platform
from distutils.errors import DistutilsError, DistutilsSetupError

def have_pyrex():
    try:
        import Pyrex.Compiler.Main
        return True
    except ImportError:
        return False

# this import can't be done here, as it uses numpy stuff only available
# after it's installed
#import numpy.f2py
from numpy.distutils import log
from numpy.distutils.misc_util import fortran_ext_match, \
     appendpath, is_string, is_sequence, get_cmd
from numpy.distutils.from_template import process_file as process_f_file
from numpy.distutils.conv_template import process_file as process_c_file

def subst_vars(target, source, d):
    """Substitute any occurence of @foo@ by d['foo'] from source file into
    target."""
    var = re.compile('@([a-zA-Z_]+)@')
    fs = open(source, 'r')
    try:
        ft = open(target, 'w')
        try:
            for l in fs.readlines():
                m = var.search(l)
                if m:
                    ft.write(l.replace('@%s@' % m.group(1), d[m.group(1)]))
                else:
                    ft.write(l)
        finally:
            ft.close()
    finally:
        fs.close()

class build_src(build_ext.build_ext):

description = "build sources from SWIG, F2PY files or a function"

user_options = [
        ('build-src=', 'd', "directory to \"build\" sources to"),
        ('f2py-opts=', None, "list of f2py command line options"),
        ('swig=', None, "path to the SWIG executable"),
        ('swig-opts=', None, "list of SWIG command line options"),
        ('swig-cpp', None, "make SWIG create C++ files (default is autodetected from sources)"),
        ('f2pyflags=', None, "additional flags to f2py (use --f2py-opts= instead)"), # obsolete
        ('swigflags=', None, "additional flags to swig (use --swig-opts= instead)"), # obsolete
        ('force', 'f', "forcibly build everything (ignore file timestamps)"),
        ('inplace', 'i',
         "ignore build-lib and put compiled extensions into the source " +
         "directory alongside your pure Python modules"),
        ]

boolean_options = ['force','inplace']

help_options = []

def initialize_options(self):
        self.extensions = None
        self.package = None
        self.py_modules = None
        self.py_modules_dict = None
        self.build_src = None
        self.build_lib = None
        self.build_base = None
        self.force = None
        self.inplace = None
        self.package_dir = None
        self.f2pyflags = None # obsolete
        self.f2py_opts = None
        self.swigflags = None # obsolete
        self.swig_opts = None
        self.swig_cpp = None
        self.swig = None

def finalize_options(self):
        self.set_undefined_options('build',
                                   ('build_base', 'build_base'),
                                   ('build_lib', 'build_lib'),
                                   ('force', 'force'))
        if self.package is None:
            self.package = self.distribution.ext_package
        self.extensions = self.distribution.ext_modules
        self.libraries = self.distribution.libraries or []
        self.py_modules = self.distribution.py_modules or []
        self.data_files = self.distribution.data_files or []

if self.build_src is None:
            plat_specifier = ".%s-%s" % (get_platform(), sys.version[0:3])
            self.build_src = os.path.join(self.build_base, 'src'+plat_specifier)

# py_modules_dict is used in build_py.find_package_modules
        self.py_modules_dict = {}

if self.f2pyflags:
            if self.f2py_opts:
                log.warn('ignoring --f2pyflags as --f2py-opts already used')
            else:
                self.f2py_opts = self.f2pyflags
            self.f2pyflags = None
        if self.f2py_opts is None:
            self.f2py_opts = []
        else:
            self.f2py_opts = shlex.split(self.f2py_opts)

if self.swigflags:
            if self.swig_opts:
                log.warn('ignoring --swigflags as --swig-opts already used')
            else:
                self.swig_opts = self.swigflags
            self.swigflags = None

if self.swig_opts is None:
            self.swig_opts = []
        else:
            self.swig_opts = shlex.split(self.swig_opts)

# use options from build_ext command
        build_ext = self.get_finalized_command('build_ext')
        if self.inplace is None:
            self.inplace = build_ext.inplace
        if self.swig_cpp is None:
            self.swig_cpp = build_ext.swig_cpp
        for c in ['swig','swig_opt']:
            o = '--'+c.replace('_','-')
            v = getattr(build_ext,c,None)
            if v:
                if getattr(self,c):
                    log.warn('both build_src and build_ext define %s option' % (o))
                else:
                    log.info('using "%s=%s" option from build_ext command' % (o,v))
                    setattr(self, c, v)

def run(self):
        log.info("build_src")
        if not (self.extensions or self.libraries):
            return
        self.build_sources()

def build_sources(self):

if self.inplace:
            self.get_package_dir = \
                     self.get_finalized_command('build_py').get_package_dir

self.build_py_modules_sources()

for libname_info in self.libraries:
            self.build_library_sources(*libname_info)

if self.extensions:
            self.check_extensions_list(self.extensions)

for ext in self.extensions:
                self.build_extension_sources(ext)

self.build_data_files_sources()
        self.build_npy_pkg_config()

def build_data_files_sources(self):
        if not self.data_files:
            return
        log.info('building data_files sources')
        from numpy.distutils.misc_util import get_data_files
        new_data_files = []
        for data in self.data_files:
            if isinstance(data,str):
                new_data_files.append(data)
            elif isinstance(data,tuple):
                d,files = data
                if self.inplace:
                    build_dir = self.get_package_dir('.'.join(d.split(os.sep)))
                else:
                    build_dir = os.path.join(self.build_src,d)
                funcs = filter(callable,files)
                files = filter(lambda f:not callable(f), files)
                for f in funcs:
                    if f.func_code.co_argcount==1:
                        s = f(build_dir)
                    else:
                        s = f()
                    if s is not None:
                        if isinstance(s,list):
                            files.extend(s)
                        elif isinstance(s,str):
                            files.append(s)
                        else:
                            raise TypeError(repr(s))
                filenames = get_data_files((d,files))
                new_data_files.append((d, filenames))
            else:
                raise TypeError(repr(data))
        self.data_files[:] = new_data_files

def _build_npy_pkg_config(self, info, gd):
        import shutil
        template, install_dir, subst_dict = info
        template_dir = os.path.dirname(template)
        for k, v in gd.items():
            subst_dict[k] = v

if self.inplace == 1:
            generated_dir = os.path.join(template_dir, install_dir)
        else:
            generated_dir = os.path.join(self.build_src, template_dir,
                    install_dir)
        generated = os.path.basename(os.path.splitext(template)[0])
        generated_path = os.path.join(generated_dir, generated)
        if not os.path.exists(generated_dir):
            os.makedirs(generated_dir)

subst_vars(generated_path, template, subst_dict)

# Where to install relatively to install prefix
        full_install_dir = os.path.join(template_dir, install_dir)
        return full_install_dir, generated_path

def build_npy_pkg_config(self):
        log.info('build_src: building npy-pkg config files')

# XXX: another ugly workaround to circumvent distutils brain damage. We
        # need the install prefix here, but finalizing the options of the
        # install command when only building sources cause error. Instead, we
        # copy the install command instance, and finalize the copy so that it
        # does not disrupt how distutils want to do things when with the
        # original install command instance.
        install_cmd = copy.copy(get_cmd('install'))
        if not install_cmd.finalized == 1:
            install_cmd.finalize_options()
        build_npkg = False
        gd = {}
        if self.inplace == 1:
            top_prefix = '.'
            build_npkg = True
        elif hasattr(install_cmd, 'install_libbase'):
            top_prefix = install_cmd.install_libbase
            build_npkg = True

if build_npkg:
            for pkg, infos in self.distribution.installed_pkg_config.items():
                pkg_path = self.distribution.package_dir[pkg]
                prefix = os.path.join(os.path.abspath(top_prefix), pkg_path)
                d = {'prefix': prefix}
                for info in infos:
                    install_dir, generated = self._build_npy_pkg_config(info, d)
                    self.distribution.data_files.append((install_dir,
                        [generated]))

def build_py_modules_sources(self):
        if not self.py_modules:
            return
        log.info('building py_modules sources')
        new_py_modules = []
        for source in self.py_modules:
            if is_sequence(source) and len(source)==3:
                package, module_base, source = source
                if self.inplace:
                    build_dir = self.get_package_dir(package)
                else:
                    build_dir = os.path.join(self.build_src,
                                             os.path.join(*package.split('.')))
                if callable(source):
                    target = os.path.join(build_dir, module_base + '.py')
                    source = source(target)
                if source is None:
                    continue
                modules = [(package, module_base, source)]
                if package not in self.py_modules_dict:
                    self.py_modules_dict[package] = []
                self.py_modules_dict[package] += modules
            else:
                new_py_modules.append(source)
        self.py_modules[:] = new_py_modules

def build_library_sources(self, lib_name, build_info):
        sources = list(build_info.get('sources',[]))

if not sources:
            return

log.info('building library "%s" sources' % (lib_name))

sources = self.generate_sources(sources, (lib_name, build_info))

sources = self.template_sources(sources, (lib_name, build_info))

sources, h_files = self.filter_h_files(sources)

if h_files:
            log.info('%s - nothing done with h_files = %s',
                     self.package, h_files)

#for f in h_files:
        #    self.distribution.headers.append((lib_name,f))

build_info['sources'] = sources
        return

def build_extension_sources(self, ext):

sources = list(ext.sources)

log.info('building extension "%s" sources' % (ext.name))

fullname = self.get_ext_fullname(ext.name)

modpath = fullname.split('.')
        package = '.'.join(modpath[0:-1])

if self.inplace:
            self.ext_target_dir = self.get_package_dir(package)

sources = self.generate_sources(sources, ext)

sources = self.template_sources(sources, ext)

sources = self.swig_sources(sources, ext)

sources = self.f2py_sources(sources, ext)

sources = self.pyrex_sources(sources, ext)

sources, py_files = self.filter_py_files(sources)

if package not in self.py_modules_dict:
            self.py_modules_dict[package] = []
        modules = []
        for f in py_files:
            module = os.path.splitext(os.path.basename(f))[0]
            modules.append((package, module, f))
        self.py_modules_dict[package] += modules

sources, h_files = self.filter_h_files(sources)

if h_files:
            log.info('%s - nothing done with h_files = %s',
                     package, h_files)
        #for f in h_files:
        #    self.distribution.headers.append((package,f))

ext.sources = sources

def generate_sources(self, sources, extension):
        new_sources = []
        func_sources = []
        for source in sources:
            if is_string(source):
                new_sources.append(source)
            else:
                func_sources.append(source)
        if not func_sources:
            return new_sources
        if self.inplace and not is_sequence(extension):
            build_dir = self.ext_target_dir
        else:
            if is_sequence(extension):
                name = extension[0]
            #    if 'include_dirs' not in extension[1]:
            #        extension[1]['include_dirs'] = []
            #    incl_dirs = extension[1]['include_dirs']
            else:
                name = extension.name
            #    incl_dirs = extension.include_dirs
            #if self.build_src not in incl_dirs:
            #    incl_dirs.append(self.build_src)
            build_dir = os.path.join(*([self.build_src]\
                                       +name.split('.')[:-1]))
        self.mkpath(build_dir)
        for func in func_sources:
            source = func(extension, build_dir)
            if not source:
                continue
            if is_sequence(source):
                [log.info("  adding '%s' to sources." % (s,)) for s in source]
                new_sources.extend(source)
            else:
                log.info("  adding '%s' to sources." % (source,))
                new_sources.append(source)

return new_sources

def filter_py_files(self, sources):
        return self.filter_files(sources,['.py'])

def filter_h_files(self, sources):
        return self.filter_files(sources,['.h','.hpp','.inc'])

def filter_files(self, sources, exts = []):
        new_sources = []
        files = []
        for source in sources:
            (base, ext) = os.path.splitext(source)
            if ext in exts:
                files.append(source)
            else:
                new_sources.append(source)
        return new_sources, files

def template_sources(self, sources, extension):
        new_sources = []
        if is_sequence(extension):
            depends = extension[1].get('depends')
            include_dirs = extension[1].get('include_dirs')
        else:
            depends = extension.depends
            include_dirs = extension.include_dirs
        for source in sources:
            (base, ext) = os.path.splitext(source)
            if ext == '.src':  # Template file
                if self.inplace:
                    target_dir = os.path.dirname(base)
                else:
                    target_dir = appendpath(self.build_src, os.path.dirname(base))
                self.mkpath(target_dir)
                target_file = os.path.join(target_dir,os.path.basename(base))
                if (self.force or newer_group([source] + depends, target_file)):
                    if _f_pyf_ext_match(base):
                        log.info("from_template:> %s" % (target_file))
                        outstr = process_f_file(source)
                    else:
                        log.info("conv_template:> %s" % (target_file))
                        outstr = process_c_file(source)
                    fid = open(target_file,'w')
                    fid.write(outstr)
                    fid.close()
                if _header_ext_match(target_file):
                    d = os.path.dirname(target_file)
                    if d not in include_dirs:
                        log.info("  adding '%s' to include_dirs." % (d))
                        include_dirs.append(d)
                new_sources.append(target_file)
            else:
                new_sources.append(source)
        return new_sources

def pyrex_sources(self, sources, extension):
        new_sources = []
        ext_name = extension.name.split('.')[-1]
        for source in sources:
            (base, ext) = os.path.splitext(source)
            if ext == '.pyx':
                target_file = self.generate_a_pyrex_source(base, ext_name,
                                                           source,
                                                           extension)
                new_sources.append(target_file)
            else:
                new_sources.append(source)
        return new_sources

def generate_a_pyrex_source(self, base, ext_name, source, extension):
        if self.inplace or not have_pyrex():
            target_dir = os.path.dirname(base)
        else:
            target_dir = appendpath(self.build_src, os.path.dirname(base))
        target_file = os.path.join(target_dir, ext_name + '.c')
        depends = [source] + extension.depends
        if self.force or newer_group(depends, target_file, 'newer'):
            if have_pyrex():
                import Pyrex.Compiler.Main
                log.info("pyrexc:> %s" % (target_file))
                self.mkpath(target_dir)
                options = Pyrex.Compiler.Main.CompilationOptions(
                    defaults=Pyrex.Compiler.Main.default_options,
                    include_path=extension.include_dirs,
                    output_file=target_file)
                pyrex_result = Pyrex.Compiler.Main.compile(source,
                                                           options=options)
                if pyrex_result.num_errors != 0:
                    raise DistutilsError,"%d errors while compiling %r with Pyrex" \
                          % (pyrex_result.num_errors, source)
            elif os.path.isfile(target_file):
                log.warn("Pyrex required for compiling %r but not available,"\
                         " using old target %r"\
                         % (source, target_file))
            else:
                raise DistutilsError("Pyrex required for compiling %r"\
                                     " but notavailable" % (source,))
        return target_file

def f2py_sources(self, sources, extension):
        new_sources = []
        f2py_sources = []
        f_sources = []
        f2py_targets = {}
        target_dirs = []
        ext_name = extension.name.split('.')[-1]
        skip_f2py = 0

for source in sources:
            (base, ext) = os.path.splitext(source)
            if ext == '.pyf': # F2PY interface file
                if self.inplace:
                    target_dir = os.path.dirname(base)
                else:
                    target_dir = appendpath(self.build_src, os.path.dirname(base))
                if os.path.isfile(source):
                    name = get_f2py_modulename(source)
                    if name != ext_name:
                        raise DistutilsSetupError('mismatch of extension names: %s '
                                                  'provides %r but expected %r' % (
                            source, name, ext_name))
                    target_file = os.path.join(target_dir,name+'module.c')
                else:
                    log.debug('  source %s does not exist: skipping f2py\'ing.' \
                              % (source))
                    name = ext_name
                    skip_f2py = 1
                    target_file = os.path.join(target_dir,name+'module.c')
                    if not os.path.isfile(target_file):
                        log.warn('  target %s does not exist:\n   '\
                                 'Assuming %smodule.c was generated with '\
                                 '"build_src --inplace" command.' \
                                 % (target_file, name))
                        target_dir = os.path.dirname(base)
                        target_file = os.path.join(target_dir,name+'module.c')
                        if not os.path.isfile(target_file):
                            raise DistutilsSetupError("%r missing" % (target_file,))
                        log.info('   Yes! Using %r as up-to-date target.' \
                                 % (target_file))
                target_dirs.append(target_dir)
                f2py_sources.append(source)
                f2py_targets[source] = target_file
                new_sources.append(target_file)
            elif fortran_ext_match(ext):
                f_sources.append(source)
            else:
                new_sources.append(source)

if not (f2py_sources or f_sources):
            return new_sources

for d in target_dirs:
            self.mkpath(d)

f2py_options = extension.f2py_options + self.f2py_opts

if self.distribution.libraries:
            for name,build_info in self.distribution.libraries:
                if name in extension.libraries:
                    f2py_options.extend(build_info.get('f2py_options',[]))

log.info("f2py options: %s" % (f2py_options))

if f2py_sources:
            if len(f2py_sources) != 1:
                raise DistutilsSetupError(
                    'only one .pyf file is allowed per extension module but got'\
                    ' more: %r' % (f2py_sources,))
            source = f2py_sources[0]
            target_file = f2py_targets[source]
            target_dir = os.path.dirname(target_file) or '.'
            depends = [source] + extension.depends
            if (self.force or newer_group(depends, target_file,'newer')) \
                   and not skip_f2py:
                log.info("f2py: %s" % (source))
                import numpy.f2py
                numpy.f2py.run_main(f2py_options
                                    + ['--build-dir',target_dir,source])
            else:
                log.debug("  skipping '%s' f2py interface (up-to-date)" % (source))
        else:
            #XXX TODO: --inplace support for sdist command
            if is_sequence(extension):
                name = extension[0]
            else: name = extension.name
            target_dir = os.path.join(*([self.build_src]\
                                        +name.split('.')[:-1]))
            target_file = os.path.join(target_dir,ext_name + 'module.c')
            new_sources.append(target_file)
            depends = f_sources + extension.depends
            if (self.force or newer_group(depends, target_file, 'newer')) \
                   and not skip_f2py:
                log.info("f2py:> %s" % (target_file))
                self.mkpath(target_dir)
                import numpy.f2py
                numpy.f2py.run_main(f2py_options + ['--lower',
                                                '--build-dir',target_dir]+\
                                ['-m',ext_name]+f_sources)
            else:
                log.debug("  skipping f2py fortran files for '%s' (up-to-date)"\
                          % (target_file))

if not os.path.isfile(target_file):
            raise DistutilsError("f2py target file %r not generated" % (target_file,))

target_c = os.path.join(self.build_src,'fortranobject.c')
        target_h = os.path.join(self.build_src,'fortranobject.h')
        log.info("  adding '%s' to sources." % (target_c))
        new_sources.append(target_c)
        if self.build_src not in extension.include_dirs:
            log.info("  adding '%s' to include_dirs." \
                     % (self.build_src))
            extension.include_dirs.append(self.build_src)

if not skip_f2py:
            import numpy.f2py
            d = os.path.dirname(numpy.f2py.__file__)
            source_c = os.path.join(d,'src','fortranobject.c')
            source_h = os.path.join(d,'src','fortranobject.h')
            if newer(source_c,target_c) or newer(source_h,target_h):
                self.mkpath(os.path.dirname(target_c))
                self.copy_file(source_c,target_c)
                self.copy_file(source_h,target_h)
        else:
            if not os.path.isfile(target_c):
                raise DistutilsSetupError("f2py target_c file %r not found" % (target_c,))
            if not os.path.isfile(target_h):
                raise DistutilsSetupError("f2py target_h file %r not found" % (target_h,))

for name_ext in ['-f2pywrappers.f','-f2pywrappers2.f90']:
            filename = os.path.join(target_dir,ext_name + name_ext)
            if os.path.isfile(filename):
                log.info("  adding '%s' to sources." % (filename))
                f_sources.append(filename)

return new_sources + f_sources

def swig_sources(self, sources, extension):
        # Assuming SWIG 1.3.14 or later. See compatibility note in
        #   http://www.swig.org/Doc1.3/Python.html#Python_nn6

new_sources = []
        swig_sources = []
        swig_targets = {}
        target_dirs = []
        py_files = []     # swig generated .py files
        target_ext = '.c'
        if self.swig_cpp:
            typ = 'c++'
            is_cpp = True
        else:
            typ = None
            is_cpp = False
        skip_swig = 0
        ext_name = extension.name.split('.')[-1]

for source in sources:
            (base, ext) = os.path.splitext(source)
            if ext == '.i': # SWIG interface file
                if self.inplace:
                    target_dir = os.path.dirname(base)
                    py_target_dir = self.ext_target_dir
                else:
                    target_dir = appendpath(self.build_src, os.path.dirname(base))
                    py_target_dir = target_dir
                if os.path.isfile(source):
                    name = get_swig_modulename(source)
                    if name != ext_name[1:]:
                        raise DistutilsSetupError(
                            'mismatch of extension names: %s provides %r'
                            ' but expected %r' % (source, name, ext_name[1:]))
                    if typ is None:
                        typ = get_swig_target(source)
                        is_cpp = typ=='c++'
                        if is_cpp: target_ext = '.cpp'
                    else:
                        typ2 = get_swig_target(source)
                        if typ!=typ2:
                            log.warn('expected %r but source %r defines %r swig target' \
                                     % (typ, source, typ2))
                            if typ2=='c++':
                                log.warn('resetting swig target to c++ (some targets may have .c extension)')
                                is_cpp = True
                                target_ext = '.cpp'
                            else:
                                log.warn('assuming that %r has c++ swig target' % (source))
                    target_file = os.path.join(target_dir,'%s_wrap%s' \
                                               % (name, target_ext))
                else:
                    log.warn('  source %s does not exist: skipping swig\'ing.' \
                             % (source))
                    name = ext_name[1:]
                    skip_swig = 1
                    target_file = _find_swig_target(target_dir, name)
                    if not os.path.isfile(target_file):
                        log.warn('  target %s does not exist:\n   '\
                                 'Assuming %s_wrap.{c,cpp} was generated with '\
                                 '"build_src --inplace" command.' \
                                 % (target_file, name))
                        target_dir = os.path.dirname(base)
                        target_file = _find_swig_target(target_dir, name)
                        if not os.path.isfile(target_file):
                            raise DistutilsSetupError("%r missing" % (target_file,))
                        log.warn('   Yes! Using %r as up-to-date target.' \
                                 % (target_file))
                target_dirs.append(target_dir)
                new_sources.append(target_file)
                py_files.append(os.path.join(py_target_dir, name+'.py'))
                swig_sources.append(source)
                swig_targets[source] = new_sources[-1]
            else:
                new_sources.append(source)

if not swig_sources:
            return new_sources

if skip_swig:
            return new_sources + py_files

for d in target_dirs:
            self.mkpath(d)

swig = self.swig or self.find_swig()
        swig_cmd = [swig, "-python"]
        if is_cpp:
            swig_cmd.append('-c++')
        for d in extension.include_dirs:
            swig_cmd.append('-I'+d)
        for source in swig_sources:
            target = swig_targets[source]
            depends = [source] + extension.depends
            if self.force or newer_group(depends, target, 'newer'):
                log.info("%s: %s" % (os.path.basename(swig) \
                                     + (is_cpp and '++' or ''), source))
                self.spawn(swig_cmd + self.swig_opts \
                           + ["-o", target, '-outdir', py_target_dir, source])
            else:
                log.debug("  skipping '%s' swig interface (up-to-date)" \
                         % (source))

return new_sources + py_files

_f_pyf_ext_match = re.compile(r'.*[.](f90|f95|f77|for|ftn|f|pyf)\Z',re.I).match
_header_ext_match = re.compile(r'.*[.](inc|h|hpp)\Z',re.I).match

#### SWIG related auxiliary functions ####
_swig_module_name_match = re.compile(r'\s*%module\s*(.*\(\s*package\s*=\s*"(?P<package>[\w_]+)".*\)|)\s*(?P<name>[\w_]+)',
                                     re.I).match
_has_c_header = re.compile(r'-[*]-\s*c\s*-[*]-',re.I).search
_has_cpp_header = re.compile(r'-[*]-\s*c[+][+]\s*-[*]-',re.I).search

def get_swig_target(source):
    f = open(source,'r')
    result = 'c'
    line = f.readline()
    if _has_cpp_header(line):
        result = 'c++'
    if _has_c_header(line):
        result = 'c'
    f.close()
    return result

def get_swig_modulename(source):
    f = open(source,'r')
    f_readlines = getattr(f,'xreadlines',f.readlines)
    name = None
    for line in f_readlines():
        m = _swig_module_name_match(line)
        if m:
            name = m.group('name')
            break
    f.close()
    return name

def _find_swig_target(target_dir,name):
    for ext in ['.cpp','.c']:
        target = os.path.join(target_dir,'%s_wrap%s' % (name, ext))
        if os.path.isfile(target):
            break
    return target

#### F2PY related auxiliary functions ####

_f2py_module_name_match = re.compile(r'\s*python\s*module\s*(?P<name>[\w_]+)',
                                re.I).match
_f2py_user_module_name_match = re.compile(r'\s*python\s*module\s*(?P<name>[\w_]*?'\
                                     '__user__[\w_]*)',re.I).match

def get_f2py_modulename(source):
    name = None
    f = open(source)
    f_readlines = getattr(f,'xreadlines',f.readlines)
    for line in f_readlines():
        m = _f2py_module_name_match(line)
        if m:
            if _f2py_user_module_name_match(line): # skip *__user__* names
                continue
            name = m.group('name')
            break
    f.close()
    return name

##########################################

cmd: