https://github.com/python/cpython/commit/9ab9181509fdf0f2af9f3d8204272e3bd37b633b
commit: 9ab9181509fdf0f2af9f3d8204272e3bd37b633b
branch: main
author: thexai <[email protected]>
committer: chris-eibl <[email protected]>
date: 2026-09-11T15:35:18+02:00
summary:
gh-152433: Windows: allow build ``overlapped.c`` for UWP (#153036)
files:
A Misc/NEWS.d/next/Windows/2026-07-04-18-57-47.gh-issue-152433.tO5k5t.rst
M Modules/overlapped.c
diff --git
a/Misc/NEWS.d/next/Windows/2026-07-04-18-57-47.gh-issue-152433.tO5k5t.rst
b/Misc/NEWS.d/next/Windows/2026-07-04-18-57-47.gh-issue-152433.tO5k5t.rst
new file mode 100644
index 00000000000000..fa814a5fb3bbc0
--- /dev/null
+++ b/Misc/NEWS.d/next/Windows/2026-07-04-18-57-47.gh-issue-152433.tO5k5t.rst
@@ -0,0 +1 @@
+Allow build :mod:`!_overlapped` module for Universal Windows Platform.
diff --git a/Modules/overlapped.c b/Modules/overlapped.c
index 646cb66605295e..f8b654594ebfc6 100644
--- a/Modules/overlapped.c
+++ b/Modules/overlapped.c
@@ -35,6 +35,10 @@
#define T_HANDLE T_POINTER
+#ifndef HasOverlappedIoCompleted
+#define HasOverlappedIoCompleted(lpOverlapped) (lpOverlapped)->Internal !=
STATUS_PENDING
+#endif
+
/*[python input]
class pointer_converter(CConverter):
format_unit = '"F_POINTER"'
@@ -351,6 +355,9 @@ _overlapped_RegisterWaitWithQueue_impl(PyObject *module,
HANDLE Object,
DWORD Milliseconds)
/*[clinic end generated code: output=c2ace732e447fe45 input=2dd4efee44abe8ee]*/
{
+#ifndef MS_WINDOWS_DESKTOP
+ return NULL;
+#else
HANDLE NewWaitObject;
struct PostCallbackData data = {CompletionPort, Overlapped}, *pdata;
@@ -373,6 +380,7 @@ _overlapped_RegisterWaitWithQueue_impl(PyObject *module,
HANDLE Object,
}
return Py_BuildValue(F_HANDLE, NewWaitObject);
+#endif
}
/*[clinic input]
@@ -388,6 +396,9 @@ static PyObject *
_overlapped_UnregisterWait_impl(PyObject *module, HANDLE WaitHandle)
/*[clinic end generated code: output=ec90cd955a9a617d input=a56709544cb2df0f]*/
{
+#ifndef MS_WINDOWS_DESKTOP
+ Py_RETURN_NONE;
+#else
BOOL ret;
Py_BEGIN_ALLOW_THREADS
@@ -397,6 +408,7 @@ _overlapped_UnregisterWait_impl(PyObject *module, HANDLE
WaitHandle)
if (!ret)
return SetFromWindowsErr(0);
Py_RETURN_NONE;
+#endif
}
/*[clinic input]
@@ -414,6 +426,9 @@ _overlapped_UnregisterWaitEx_impl(PyObject *module, HANDLE
WaitHandle,
HANDLE Event)
/*[clinic end generated code: output=2e3d84c1d5f65b92 input=953cddc1de50fab9]*/
{
+#ifndef MS_WINDOWS_DESKTOP
+ Py_RETURN_NONE;
+#else
BOOL ret;
Py_BEGIN_ALLOW_THREADS
@@ -423,6 +438,7 @@ _overlapped_UnregisterWaitEx_impl(PyObject *module, HANDLE
WaitHandle,
if (!ret)
return SetFromWindowsErr(0);
Py_RETURN_NONE;
+#endif
}
/*
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