From ca0fb3423c13822d909d75eb616ecf1965e619ae Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Wed, 10 Jul 2024 15:47:08 +0200
Subject: [PATCH] gh-89364: Export PySignal_SetWakeupFd() function (#121537)

Export the PySignal_SetWakeupFd() function. Previously, the function
was documented but it couldn't be used in 3rd party code.
---
 Include/cpython/pyerrors.h                                     | 2 +-
 .../next/C_API/2024-07-09-15-55-20.gh-issue-89364.yYYroI.rst   | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)
 create mode 100644 Misc/NEWS.d/next/C_API/2024-07-09-15-55-20.gh-issue-89364.yYYroI.rst

diff --git a/Include/cpython/pyerrors.h b/Include/cpython/pyerrors.h
index 42b4b03b10c..b36b4681f5d 100644
--- a/Include/cpython/pyerrors.h
+++ b/Include/cpython/pyerrors.h
@@ -100,7 +100,7 @@ PyAPI_FUNC(PyObject*) PyUnstable_Exc_PrepReraiseStar(
 
 /* In signalmodule.c */
 
-int PySignal_SetWakeupFd(int fd);
+PyAPI_FUNC(int) PySignal_SetWakeupFd(int fd);
 
 /* Support for adding program text to SyntaxErrors */
 
diff --git a/Misc/NEWS.d/next/C_API/2024-07-09-15-55-20.gh-issue-89364.yYYroI.rst b/Misc/NEWS.d/next/C_API/2024-07-09-15-55-20.gh-issue-89364.yYYroI.rst
new file mode 100644
index 00000000000..b82e78446e4
--- /dev/null
+++ b/Misc/NEWS.d/next/C_API/2024-07-09-15-55-20.gh-issue-89364.yYYroI.rst
@@ -0,0 +1,3 @@
+Export the :c:func:`PySignal_SetWakeupFd` function. Previously, the function
+was documented but it couldn't be used in 3rd party code. Patch by Victor
+Stinner.