From 6588a8105141b25554c46b3a135af3ca19bca995 Mon Sep 17 00:00:00 2001
From: sobolevn <mail@sobolevn.me>
Date: Wed, 28 May 2025 10:15:03 +0300
Subject: [PATCH] Update `multiprocessing.forkserver` to 3.14 (#14174)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
---
 stdlib/@tests/stubtest_allowlists/py314.txt |  1 -
 stdlib/multiprocessing/forkserver.pyi       | 28 +++++++++++++++------
 2 files changed, 21 insertions(+), 8 deletions(-)

diff --git a/stdlib/@tests/stubtest_allowlists/py314.txt b/stdlib/@tests/stubtest_allowlists/py314.txt
index ca1e7ac42..38949fb66 100644
--- a/stdlib/@tests/stubtest_allowlists/py314.txt
+++ b/stdlib/@tests/stubtest_allowlists/py314.txt
@@ -15,7 +15,6 @@ fractions.Fraction.__rpow__
 gzip.GzipFile.readinto
 gzip.GzipFile.readinto1
 gzip.compress
-multiprocessing.forkserver.main
 multiprocessing.managers.BaseListProxy.clear
 multiprocessing.managers.BaseListProxy.copy
 multiprocessing.managers.DictProxy.__ior__
diff --git a/stdlib/multiprocessing/forkserver.pyi b/stdlib/multiprocessing/forkserver.pyi
index 31b982856..c4af295d2 100644
--- a/stdlib/multiprocessing/forkserver.pyi
+++ b/stdlib/multiprocessing/forkserver.pyi
@@ -1,3 +1,4 @@
+import sys
 from _typeshed import FileDescriptorLike, Unused
 from collections.abc import Sequence
 from struct import Struct
@@ -14,13 +15,26 @@ class ForkServer:
     def connect_to_new_process(self, fds: Sequence[int]) -> tuple[int, int]: ...
     def ensure_running(self) -> None: ...
 
-def main(
-    listener_fd: int | None,
-    alive_r: FileDescriptorLike,
-    preload: Sequence[str],
-    main_path: str | None = None,
-    sys_path: Unused = None,
-) -> None: ...
+if sys.version_info >= (3, 14):
+    def main(
+        listener_fd: int | None,
+        alive_r: FileDescriptorLike,
+        preload: Sequence[str],
+        main_path: str | None = None,
+        sys_path: list[str] | None = None,
+        *,
+        authkey_r: int | None = None,
+    ) -> None: ...
+
+else:
+    def main(
+        listener_fd: int | None,
+        alive_r: FileDescriptorLike,
+        preload: Sequence[str],
+        main_path: str | None = None,
+        sys_path: Unused = None,
+    ) -> None: ...
+
 def read_signed(fd: int) -> Any: ...
 def write_signed(fd: int, n: int) -> None: ...