diff options
Diffstat (limited to 'Lib/distutils/command/build_ext.py')
| -rw-r--r-- | Lib/distutils/command/build_ext.py | 43 |
1 files changed, 24 insertions, 19 deletions
diff --git a/Lib/distutils/command/build_ext.py b/Lib/distutils/command/build_ext.py index 4fb51ac..acf1d7b 100644 --- a/Lib/distutils/command/build_ext.py +++ b/Lib/distutils/command/build_ext.py @@ -12,7 +12,7 @@ import sys, os, string, re from types import * from distutils.core import Command from distutils.errors import * - +from distutils.dep_util import newer_group # An extension name is just a dot-separated list of Python NAMEs (ie. # the same as a fully-qualified module name). @@ -285,7 +285,29 @@ class build_ext (Command): "a list of source filenames") % extension_name sources = list (sources) - self.announce ("building '%s' extension" % extension_name) + fullname = self.get_ext_fullname (extension_name) + if self.inplace: + # ignore build-lib -- put the compiled extension into + # the source tree along with pure Python modules + + modpath = string.split (fullname, '.') + package = string.join (modpath[0:-1], '.') + base = modpath[-1] + + build_py = self.find_peer ('build_py') + package_dir = build_py.get_package_dir (package) + ext_filename = os.path.join (package_dir, + self.get_ext_filename(base)) + else: + ext_filename = os.path.join (self.build_lib, + self.get_ext_filename(fullname)) + + if not newer_group(sources, ext_filename, 'newer'): + self.announce ("skipping '%s' extension (up-to-date)" % + extension_name) + continue # 'for' loop over all extensions + else: + self.announce ("building '%s' extension" % extension_name) # First step: compile the source code to object files. This # drops the object files in the current directory, regardless @@ -357,23 +379,6 @@ class build_ext (Command): self.mkpath (os.path.dirname (implib_file)) # if MSVC - fullname = self.get_ext_fullname (extension_name) - if self.inplace: - # ignore build-lib -- put the compiled extension into - # the source tree along with pure Python modules - - modpath = string.split (fullname, '.') - package = string.join (modpath[0:-1], '.') - base = modpath[-1] - - build_py = self.find_peer ('build_py') - package_dir = build_py.get_package_dir (package) - ext_filename = os.path.join (package_dir, - self.get_ext_filename(base)) - else: - ext_filename = os.path.join (self.build_lib, - self.get_ext_filename(fullname)) - self.compiler.link_shared_object (objects, ext_filename, libraries=libraries, library_dirs=library_dirs, |