diff options
Diffstat (limited to 'setuptools/command/build_ext.py')
| -rw-r--r-- | setuptools/command/build_ext.py | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/setuptools/command/build_ext.py b/setuptools/command/build_ext.py index 35a9e63e..a2f2db09 100644 --- a/setuptools/command/build_ext.py +++ b/setuptools/command/build_ext.py @@ -1,6 +1,41 @@ # Attempt to use Pyrex for building extensions, if available try: - from Pyrex.Distutils.build_ext import build_ext + from Pyrex.Distutils.build_ext import build_ext as _build_ext except ImportError: - from distutils.command.build_ext import build_ext + from distutils.command.build_ext import build_ext as _build_ext + +import os +from distutils.file_util import copy_file + +class build_ext(_build_ext): + + def run(self): + """Build extensions in build directory, then copy if --inplace""" + old_inplace, self.inplace = self.inplace, 0 + _build_ext.run(self) + self.inplace = old_inplace + if old_inplace: + self.copy_extensions_to_source() + + def copy_extensions_to_source(self): + build_py = self.get_finalized_command('build_py') + for ext in self.extensions: + fullname = ext.name + modpath = fullname.split('.') + package = '.'.join(modpath[:-1]) + base = modpath[-1] + package_dir = build_py.get_package_dir(package) + dest_filename = os.path.join(package_dir, + self.get_ext_filename(base)) + src_filename = os.path.join(self.build_lib, + self.get_ext_filename(fullname)) + + # Always copy, even if source is older than destination, to ensure + # that the right extensions for the current Python/platform are + # used. + copy_file( + src_filename, dest_filename, verbose=self.verbose, + dry_run=self.dry_run + ) + |