From 11824b3916a197cb83d5d9a1b5027cf945995add Mon Sep 17 00:00:00 2001
From: Eladash <elad3356p@gmail.com>
Date: Sat, 10 Apr 2021 07:41:55 +0300
Subject: [PATCH] Win32 FS: Improve fs::create_dir

---
 Utilities/File.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Utilities/File.cpp b/Utilities/File.cpp
index b8b754c4f1..21ca74c51d 100644
--- a/Utilities/File.cpp
+++ b/Utilities/File.cpp
@@ -595,7 +595,15 @@ bool fs::create_dir(const std::string& path)
 #ifdef _WIN32
 	if (!CreateDirectoryW(to_wchar(path).get(), NULL))
 	{
-		g_tls_error = to_error(GetLastError());
+		int res = GetLastError();
+
+		if (res == ERROR_ACCESS_DENIED && is_dir(path))
+		{
+			// May happen on drives
+			res = ERROR_ALREADY_EXISTS;
+		}
+
+		g_tls_error = to_error(res);
 		return false;
 	}