From 42ae12b469ebc2ef985e419108a4ee10a7abd70b Mon Sep 17 00:00:00 2001
From: Gary Rong <garyrong0905@gmail.com>
Date: Tue, 1 Jul 2025 11:45:50 +0800
Subject: [PATCH] triedb/pathdb: fix windows build issue

---
 .../{fileutils.go => fileutils_unix.go}       |  3 +++
 triedb/pathdb/fileutils_windows.go            | 25 +++++++++++++++++++
 2 files changed, 28 insertions(+)
 rename triedb/pathdb/{fileutils.go => fileutils_unix.go} (97%)
 create mode 100644 triedb/pathdb/fileutils_windows.go

diff --git a/triedb/pathdb/fileutils.go b/triedb/pathdb/fileutils_unix.go
similarity index 97%
rename from triedb/pathdb/fileutils.go
rename to triedb/pathdb/fileutils_unix.go
index 0247d336c6..fde0bf50fa 100644
--- a/triedb/pathdb/fileutils.go
+++ b/triedb/pathdb/fileutils_unix.go
@@ -14,6 +14,9 @@
 // You should have received a copy of the GNU Lesser General Public License
 // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
 
+//go:build !windows
+// +build !windows
+
 package pathdb
 
 import (
diff --git a/triedb/pathdb/fileutils_windows.go b/triedb/pathdb/fileutils_windows.go
new file mode 100644
index 0000000000..e4c644d757
--- /dev/null
+++ b/triedb/pathdb/fileutils_windows.go
@@ -0,0 +1,25 @@
+// Copyright 2025 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+//go:build windows
+// +build windows
+
+package pathdb
+
+func syncDir(name string) error {
+	// On Windows, fsync on directories is not supported
+	return nil
+}