build_ext.py 文件源码

def setup_shlib_compiler(self):
        compiler = self.shlib_compiler = new_compiler(
            compiler=self.compiler, dry_run=self.dry_run, force=self.force
        )
        _customize_compiler_for_shlib(compiler)

        if self.include_dirs is not None:
            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:
                compiler.define_macro(name, value)
        if self.undef is not None:
            for macro in self.undef:
                compiler.undefine_macro(macro)
        if self.libraries is not None:
            compiler.set_libraries(self.libraries)
        if self.library_dirs is not None:
            compiler.set_library_dirs(self.library_dirs)
        if self.rpath is not None:
            compiler.set_runtime_library_dirs(self.rpath)
        if self.link_objects is not None:
            compiler.set_link_objects(self.link_objects)

        # hack so distutils' build_extension() builds a library instead
        compiler.link_shared_object = link_shared_object.__get__(compiler)