Author: jun66j5
Date: Thu Nov 12 04:12:43 2020
New Revision: 1883335

URL: http://svn.apache.org/viewvc?rev=1883335&view=rev
Log:
Fix unable to load *.pyd files with Python 3.8.x on Windows.

* subversion/bindings/swig/include/svn_global.swg
  (SVN_PYTHON_MODULEIMPORT): Add custom code to add search paths to resolve DLL
  dependencies when importing libsvn/*.pyd file.

* subversion/bindings/swig/core.i
* subversion/bindings/swig/svn_client.i
* subversion/bindings/swig/svn_delta.i
* subversion/bindings/swig/svn_diff.i
* subversion/bindings/swig/svn_fs.i
* subversion/bindings/swig/svn_ra.i
* subversion/bindings/swig/svn_repos.i
* subversion/bindings/swig/svn_wc.i
  Add moduleimport option with SVN_PYTHON_MODULEIMPORT to %module directive for
  Python.

Tested by: jcorvel
Reviewed by: jcorvel
             futatuki

Modified:
    subversion/trunk/subversion/bindings/swig/core.i
    subversion/trunk/subversion/bindings/swig/include/svn_global.swg
    subversion/trunk/subversion/bindings/swig/svn_client.i
    subversion/trunk/subversion/bindings/swig/svn_delta.i
    subversion/trunk/subversion/bindings/swig/svn_diff.i
    subversion/trunk/subversion/bindings/swig/svn_fs.i
    subversion/trunk/subversion/bindings/swig/svn_ra.i
    subversion/trunk/subversion/bindings/swig/svn_repos.i
    subversion/trunk/subversion/bindings/swig/svn_wc.i

Modified: subversion/trunk/subversion/bindings/swig/core.i
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/core.i?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/core.i (original)
+++ subversion/trunk/subversion/bindings/swig/core.i Thu Nov 12 04:12:43 2020
@@ -23,16 +23,16 @@
  *   of the more specific module files.
  */
 
+%include svn_global.swg
+
 #if defined(SWIGPYTHON)
-%module(package="libsvn") core
+%module(package="libsvn", moduleimport=SVN_PYTHON_MODULEIMPORT) core
 #elif defined(SWIGPERL)
 %module "SVN::_Core"
 #elif defined(SWIGRUBY)
 %module "svn::ext::core"
 #endif
 
-%include svn_global.swg
-
 %{
 #include <apr.h>
 #include <apr_general.h>

Modified: subversion/trunk/subversion/bindings/swig/include/svn_global.swg
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/include/svn_global.swg?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/include/svn_global.swg (original)
+++ subversion/trunk/subversion/bindings/swig/include/svn_global.swg Thu Nov 12 
04:12:43 2020
@@ -242,3 +242,40 @@ static VALUE *_global_vresult_address =
 /* Now, include the main Subversion typemap library. */
 %include svn_types.swg
 %include proxy.swg
+
+
+#ifdef SWIGPYTHON
+/* Since Python 3.8+ on Windows, DLL dependencies when loading *.pyd file
+ * searches only the system paths, the directory containing the *.pyd file and
+ * the directories added with os.add_dll_directory().
+ * See also https://bugs.python.org/issue36085.
+ */
+%define SVN_PYTHON_MODULEIMPORT
+"
+def _dll_paths():
+    import os
+    if hasattr(os, 'add_dll_directory'):  # Python 3.8+ on Windows
+        cookies = []
+        for path in os.environ.get('PATH', '').split(os.pathsep):
+            if path and os.path.isabs(path):
+                try:
+                    cookie = os.add_dll_directory(path)
+                except OSError:
+                    continue
+                else:
+                    cookies.append(cookie)
+        return cookies
+    else:
+        return ()
+
+_dll_paths = _dll_paths()
+try:
+    from . import $module
+finally:
+    _dll_path = None
+    for _dll_path in _dll_paths:
+        _dll_path.close()
+    del _dll_paths, _dll_path
+"
+%enddef
+#endif

Modified: subversion/trunk/subversion/bindings/swig/svn_client.i
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/svn_client.i?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/svn_client.i (original)
+++ subversion/trunk/subversion/bindings/swig/svn_client.i Thu Nov 12 04:12:43 
2020
@@ -21,15 +21,16 @@
  * svn_client.i: SWIG interface file for svn_client.h
  */
 
+%include svn_global.swg
+
 #if defined(SWIGPYTHON)
-%module(package="libsvn") client
+%module(package="libsvn", moduleimport=SVN_PYTHON_MODULEIMPORT) client
 #elif defined(SWIGPERL)
 %module "SVN::_Client"
 #elif defined(SWIGRUBY)
 %module "svn::ext::client"
 #endif
 
-%include svn_global.swg
 %import core.i
 %import svn_delta.i
 %import svn_wc.i

Modified: subversion/trunk/subversion/bindings/swig/svn_delta.i
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/svn_delta.i?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/svn_delta.i (original)
+++ subversion/trunk/subversion/bindings/swig/svn_delta.i Thu Nov 12 04:12:43 
2020
@@ -21,15 +21,16 @@
  * svn_delta.i: SWIG interface file for svn_delta.h
  */
 
+%include svn_global.swg
+
 #if defined(SWIGPYTHON)
-%module(package="libsvn") delta
+%module(package="libsvn", moduleimport=SVN_PYTHON_MODULEIMPORT) delta
 #elif defined(SWIGPERL)
 %module "SVN::_Delta"
 #elif defined(SWIGRUBY)
 %module "svn::ext::delta"
 #endif
 
-%include svn_global.swg
 %import core.i
 
 #ifdef SWIGRUBY

Modified: subversion/trunk/subversion/bindings/swig/svn_diff.i
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/svn_diff.i?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/svn_diff.i (original)
+++ subversion/trunk/subversion/bindings/swig/svn_diff.i Thu Nov 12 04:12:43 
2020
@@ -21,15 +21,16 @@
  * svn_diff.i: SWIG interface file for svn_diff.h
  */
 
+%include svn_global.swg
+
 #if defined(SWIGPYTHON)
-%module(package="libsvn") diff
+%module(package="libsvn", moduleimport=SVN_PYTHON_MODULEIMPORT) diff
 #elif defined(SWIGPERL)
 %module "SVN::_Diff"
 #elif defined(SWIGRUBY)
 %module "svn::ext::diff"
 #endif
 
-%include svn_global.swg
 %import core.i
 
 /* -----------------------------------------------------------------------

Modified: subversion/trunk/subversion/bindings/swig/svn_fs.i
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/svn_fs.i?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/svn_fs.i (original)
+++ subversion/trunk/subversion/bindings/swig/svn_fs.i Thu Nov 12 04:12:43 2020
@@ -21,15 +21,16 @@
  * svn_fs.i: SWIG interface file for svn_fs.h
  */
 
+%include svn_global.swg
+
 #if defined(SWIGPYTHON)
-%module(package="libsvn") fs
+%module(package="libsvn", moduleimport=SVN_PYTHON_MODULEIMPORT) fs
 #elif defined(SWIGPERL)
 %module "SVN::_Fs"
 #elif defined(SWIGRUBY)
 %module "svn::ext::fs"
 #endif
 
-%include svn_global.swg
 %import core.i
 %import svn_delta.i
 

Modified: subversion/trunk/subversion/bindings/swig/svn_ra.i
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/svn_ra.i?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/svn_ra.i (original)
+++ subversion/trunk/subversion/bindings/swig/svn_ra.i Thu Nov 12 04:12:43 2020
@@ -21,15 +21,16 @@
  * svn_ra.i: SWIG interface file for svn_ra.h
  */
 
+%include svn_global.swg
+
 #if defined(SWIGPYTHON)
-%module(package="libsvn") ra
+%module(package="libsvn", moduleimport=SVN_PYTHON_MODULEIMPORT) ra
 #elif defined(SWIGPERL)
 %module "SVN::_Ra"
 #elif defined(SWIGRUBY)
 %module "svn::ext::ra"
 #endif
 
-%include svn_global.swg
 %import core.i
 %import svn_delta.i
 

Modified: subversion/trunk/subversion/bindings/swig/svn_repos.i
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/svn_repos.i?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/svn_repos.i (original)
+++ subversion/trunk/subversion/bindings/swig/svn_repos.i Thu Nov 12 04:12:43 
2020
@@ -21,15 +21,16 @@
  * svn_repos.i: SWIG interface file for svn_repos.h
  */
 
+%include svn_global.swg
+
 #if defined(SWIGPYTHON)
-%module(package="libsvn") repos
+%module(package="libsvn", moduleimport=SVN_PYTHON_MODULEIMPORT) repos
 #elif defined(SWIGPERL)
 %module "SVN::_Repos"
 #elif defined(SWIGRUBY)
 %module "svn::ext::repos"
 #endif
 
-%include svn_global.swg
 %import core.i
 %import svn_delta.i
 %import svn_fs.i

Modified: subversion/trunk/subversion/bindings/swig/svn_wc.i
URL: 
http://svn.apache.org/viewvc/subversion/trunk/subversion/bindings/swig/svn_wc.i?rev=1883335&r1=1883334&r2=1883335&view=diff
==============================================================================
--- subversion/trunk/subversion/bindings/swig/svn_wc.i (original)
+++ subversion/trunk/subversion/bindings/swig/svn_wc.i Thu Nov 12 04:12:43 2020
@@ -21,15 +21,16 @@
  * svn_wc.i: SWIG interface file for svn_wc.h
  */
 
+%include svn_global.swg
+
 #if defined(SWIGPYTHON)
-%module(package="libsvn") wc
+%module(package="libsvn", moduleimport=SVN_PYTHON_MODULEIMPORT) wc
 #elif defined(SWIGPERL)
 %module "SVN::_Wc"
 #elif defined(SWIGRUBY)
 %module "svn::ext::wc"
 #endif
 
-%include svn_global.swg
 %import core.i
 %import svn_delta.i
 %import svn_ra.i


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