diff options
Diffstat (limited to 'setuptools/extension.py')
| -rw-r--r-- | setuptools/extension.py | 34 |
1 files changed, 15 insertions, 19 deletions
diff --git a/setuptools/extension.py b/setuptools/extension.py index b72f6e2a..06ec1cec 100644 --- a/setuptools/extension.py +++ b/setuptools/extension.py @@ -26,27 +26,23 @@ class Extension(_Extension): def __init__(self, *args, **kw): _Extension.__init__(self, *args, **kw) - if not have_pyrex(): - if self.language.lower() == 'c++': - self._convert_pyx_sources_to_cpp() - else: - self._convert_pyx_sources_to_c() - - def _convert_pyx_sources_to_cpp(self): - "convert .pyx extensions to .cpp" - def pyx_to_c(source): + 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 + def pyx_to_target(source): + target_ext = '.cpp' if self.language.lower() == 'c++' else '.c' if source.endswith('.pyx'): - source = source[:-4] + '.cpp' + source = source[:-4] + target_ext return source - self.sources = list(map(pyx_to_c, self.sources)) - - def _convert_pyx_sources_to_c(self): - "convert .pyx extensions to .c" - def pyx_to_c(source): - if source.endswith('.pyx'): - source = source[:-4] + '.c' - return source - self.sources = list(map(pyx_to_c, self.sources)) + self.sources = list(map(pyx_to_target, self.sources)) class Library(Extension): """Just like a regular Extension, but built as a library instead""" |