From 8ab31014bfb4286c3459d5fcbe1465ea92ed03de Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20v=2E=20L=C3=B6wis?= <martin@v.loewis.de>
Date: Thu, 3 Dec 2009 21:14:10 +0000
Subject: [PATCH] Merged revisions 76653 via svnmerge from
 svn+ssh://pythondev@svn.python.org/python/branches/py3k

................
  r76653 | martin.v.loewis | 2009-12-03 21:57:49 +0100 (Do, 03 Dez 2009) | 10 lines

  Merged revisions 76651 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

  ........
    r76651 | martin.v.loewis | 2009-12-03 21:53:51 +0100 (Do, 03 Dez 2009) | 3 lines

    Issue #4120: Drop reference to CRT from manifest when building
    extensions with msvc9compiler.
  ........
................
---
 Lib/distutils/msvc9compiler.py | 23 +++++++++++++++++++++++
 Misc/NEWS                      |  3 +++
 2 files changed, 26 insertions(+)

diff --git a/Lib/distutils/msvc9compiler.py b/Lib/distutils/msvc9compiler.py
index ef895422c68..c84fb0b4a68 100644
--- a/Lib/distutils/msvc9compiler.py
+++ b/Lib/distutils/msvc9compiler.py
@@ -17,6 +17,7 @@ __revision__ = "$Id$"
 import os
 import subprocess
 import sys
+import re
 
 from distutils.errors import DistutilsExecError, DistutilsPlatformError, \
                              CompileError, LibError, LinkError
@@ -645,6 +646,28 @@ class MSVCCompiler(CCompiler) :
                 mfid = 1
             else:
                 mfid = 2
+                try:
+                    # Remove references to the Visual C runtime, so they will
+                    # fall through to the Visual C dependency of Python.exe.
+                    # This way, when installed for a restricted user (e.g.
+                    # runtimes are not in WinSxS folder, but in Python's own
+                    # folder), the runtimes do not need to be in every folder
+                    # with .pyd's.
+                    manifest_f = open(temp_manifest, "rb")
+                    manifest_buf = manifest_f.read()
+                    manifest_f.close()
+                    pattern = re.compile(
+                        r"""<assemblyIdentity.*?name=("|')Microsoft\."""\
+                        r"""VC\d{2}\.CRT("|').*?(/>|</assemblyIdentity>)""",
+                        re.DOTALL)
+                    manifest_buf = re.sub(pattern, "", manifest_buf)
+                    pattern = "<dependentAssembly>\s*</dependentAssembly>"
+                    manifest_buf = re.sub(pattern, "", manifest_buf)
+                    manifest_f = open(temp_manifest, "wb")
+                    manifest_f.write(manifest_buf)
+                    manifest_f.close()
+                except IOError:
+                    pass
             out_arg = '-outputresource:%s;%s' % (output_filename, mfid)
             try:
                 self.spawn(['mt.exe', '-nologo', '-manifest',
diff --git a/Misc/NEWS b/Misc/NEWS
index 545b46b2231..095bd6e57a7 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -55,6 +55,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #4120: Drop reference to CRT from manifest when building extensions with
+  msvc9compiler.
+
 - Issue #7410: deepcopy of itertools.count was resetting the count.
 
 - Issue #4486: When an exception has an explicit cause, do not print its