From 7e29d9b5c36527398d19ac318b28940df3392af8 Mon Sep 17 00:00:00 2001
From: Unrud <unrud@outlook.com>
Date: Tue, 1 Feb 2022 20:23:24 +0100
Subject: [PATCH] Revert "Assume F_FULLFSYNC on darwin"

---
 CHANGELOG.md          | 1 -
 radicale/pathutils.py | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index a8e98c4..3838914 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,6 @@
 
 * Fallback if RENAME_EXCHANGE is not supportd by the filesystem
 * Assume POSIX compatibility if `sys.platform` is not `win32`
-* Assume `F_FULLFSYNC` always exists if `sys.platform` is `darwin`
 
 ## 3.1.3
 
diff --git a/radicale/pathutils.py b/radicale/pathutils.py
index 448817e..56e6fa0 100644
--- a/radicale/pathutils.py
+++ b/radicale/pathutils.py
@@ -193,7 +193,7 @@ def rename_exchange(src: str, dst: str) -> None:
 
 
 def fsync(fd: int) -> None:
-    if sys.platform == "darwin":
+    if sys.platform != "win32" and hasattr(fcntl, "F_FULLFSYNC"):
         fcntl.fcntl(fd, fcntl.F_FULLFSYNC)
     else:
         os.fsync(fd)