From e2cc2530fc6d54ebc975c01a4ff887ce12f0a736 Mon Sep 17 00:00:00 2001 From: Pavel Aharoni Date: Wed, 29 Mar 2017 13:35:45 +0300 Subject: [SDC-6] sdc-distribution-client 1707 rebasing Change-Id: I322a05fd79beb6ba4fee4d32afffecf531b86e98 Signed-off-by: Pavel Aharoni --- .../Lib/site-packages/setuptools/extension.py | 57 ++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/extension.py (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/extension.py') diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/extension.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/extension.py new file mode 100644 index 0000000..8178ed3 --- /dev/null +++ b/jython-tosca-parser/src/main/resources/Lib/site-packages/setuptools/extension.py @@ -0,0 +1,57 @@ +import sys +import re +import functools +import distutils.core +import distutils.errors +import distutils.extension + +from .dist import _get_unpatched +from . import msvc9_support + +_Extension = _get_unpatched(distutils.core.Extension) + +msvc9_support.patch_for_specialized_compiler() + +def have_pyrex(): + """ + Return True if Cython or Pyrex can be imported. + """ + pyrex_impls = 'Cython.Distutils.build_ext', 'Pyrex.Distutils.build_ext' + for pyrex_impl in pyrex_impls: + try: + # from (pyrex_impl) import build_ext + __import__(pyrex_impl, fromlist=['build_ext']).build_ext + return True + except Exception: + pass + return False + + +class Extension(_Extension): + """Extension that uses '.c' files in place of '.pyx' files""" + + def __init__(self, *args, **kw): + _Extension.__init__(self, *args, **kw) + self._convert_pyx_sources_to_lang() + + def _convert_pyx_sources_to_lang(self): + """ + Replace sources with .pyx extensions to sources with the target + language extension. This mechanism allows language authors to supply + pre-converted sources but to prefer the .pyx sources. + """ + if have_pyrex(): + # the build has Cython, so allow it to compile the .pyx files + return + lang = self.language or '' + target_ext = '.cpp' if lang.lower() == 'c++' else '.c' + sub = functools.partial(re.sub, '.pyx$', target_ext) + self.sources = list(map(sub, self.sources)) + +class Library(Extension): + """Just like a regular Extension, but built as a library instead""" + +distutils.core.Extension = Extension +distutils.extension.Extension = Extension +if 'distutils.command.build_ext' in sys.modules: + sys.modules['distutils.command.build_ext'].Extension = Extension -- cgit 1.2.3-korg