Make bdist_* commands respect --skip-build passed to bdist (#10946)

Lib/distutils/command/bdist_dumb.py

@@ -47,7 +47,7 @@ class bdist_dumb(Command):
         self.format = None
         self.keep_temp = 0
         self.dist_dir = None
-        self.skip_build = 0
+        self.skip_build = None
         self.relative = 0
 
     def finalize_options(self):
@@ -65,7 +65,8 @@ class bdist_dumb(Command):
 
         self.set_undefined_options('bdist',
                                    ('dist_dir', 'dist_dir'),
-                                   ('plat_name', 'plat_name'))
+                                   ('plat_name', 'plat_name'),
+                                   ('skip_build', 'skip_build'))
 
     def run(self):
         if not self.skip_build:

Lib/distutils/command/bdist_msi.py

@@ -130,18 +130,22 @@ class bdist_msi(Command):
         self.no_target_optimize = 0
         self.target_version = None
         self.dist_dir = None
-        self.skip_build = 0
+        self.skip_build = None
         self.install_script = None
         self.pre_install_script = None
         self.versions = None
 
     def finalize_options(self):
+        self.set_undefined_options('bdist', ('skip_build', 'skip_build'))
+
         if self.bdist_dir is None:
             bdist_base = self.get_finalized_command('bdist').bdist_base
             self.bdist_dir = os.path.join(bdist_base, 'msi')
+
         short_version = get_python_version()
         if (not self.target_version) and self.distribution.has_ext_modules():
             self.target_version = short_version
+
         if self.target_version:
             self.versions = [self.target_version]
             if not self.skip_build and self.distribution.has_ext_modules()\

Lib/distutils/command/bdist_wininst.py

@@ -65,13 +65,15 @@ class bdist_wininst(Command):
         self.dist_dir = None
         self.bitmap = None
         self.title = None
-        self.skip_build = 0
+        self.skip_build = None
         self.install_script = None
         self.pre_install_script = None
         self.user_access_control = None
 
 
     def finalize_options(self):
+        self.set_undefined_options('bdist', ('skip_build', 'skip_build'))
+
         if self.bdist_dir is None:
             if self.skip_build and self.plat_name:
                 # If build is skipped and plat_name is overridden, bdist will
@@ -81,8 +83,10 @@ class bdist_wininst(Command):
                 # next the command will be initialized using that name
             bdist_base = self.get_finalized_command('bdist').bdist_base
             self.bdist_dir = os.path.join(bdist_base, 'wininst')
+
         if not self.target_version:
             self.target_version = ""
+
         if not self.skip_build and self.distribution.has_ext_modules():
             short_version = get_python_version()
             if self.target_version and self.target_version != short_version:

Lib/distutils/tests/test_bdist.py

@@ -1,41 +1,47 @@
 """Tests for distutils.command.bdist."""
-import unittest
-import sys
 import os
-import tempfile
-import shutil
+import unittest
 from test.support import run_unittest
 
-from distutils.core import Distribution
 from distutils.command.bdist import bdist
 from distutils.tests import support
-from distutils.spawn import find_executable
-from distutils import spawn
-from distutils.errors import DistutilsExecError
+
 
 class BuildTestCase(support.TempdirManager,
                     unittest.TestCase):
 
     def test_formats(self):
-
         # let's create a command and make sure
-        # we can fix the format
-        pkg_pth, dist = self.create_dist()
+        # we can set the format
+        dist = self.create_dist()[1]
         cmd = bdist(dist)
         cmd.formats = ['msi']
         cmd.ensure_finalized()
         self.assertEqual(cmd.formats, ['msi'])
 
-        # what format bdist offers ?
-        # XXX an explicit list in bdist is
-        # not the best way to  bdist_* commands
-        # we should add a registry
-        formats = ['rpm', 'zip', 'gztar', 'bztar', 'ztar',
-                   'tar', 'wininst', 'msi']
-        formats.sort()
-        founded = list(cmd.format_command.keys())
-        founded.sort()
-        self.assertEqual(founded, formats)
+        # what formats does bdist offer?
+        formats = ['bztar', 'gztar', 'msi', 'rpm', 'tar',
+                   'wininst', 'zip', 'ztar']
+        found = sorted(cmd.format_command)
+        self.assertEqual(found, formats)
+
+    def test_skip_build(self):
+        # bug #10946: bdist --skip-build should trickle down to subcommands
+        dist = self.create_dist()[1]
+        cmd = bdist(dist)
+        cmd.skip_build = 1
+        cmd.ensure_finalized()
+        dist.command_obj['bdist'] = cmd
+
+        names = ['bdist_dumb', 'bdist_wininst']  # bdist_rpm does not support --skip-build
+        if os.name == 'nt':
+            names.append('bdist_msi')
+
+        for name in names:
+            subcmd = cmd.get_finalized_command(name)
+            self.assertTrue(subcmd.skip_build,
+                            '%s should take --skip-build from bdist' % name)
+
 
 def test_suite():
     return unittest.makeSuite(BuildTestCase)

Misc/NEWS

@@ -19,6 +19,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #10946: The distutils commands bdist_dumb, bdist_wininst and bdist_msi
+  now respect a --skip-build option given to bdist.
+
 - Issue #12839: Fix crash in zlib module due to version mismatch.
   Fix by Richard M. Tew.