From f780a6b024f25838560cce6e0bd93c808e09457b Mon Sep 17 00:00:00 2001
From: xEgoist <egoist@egoistic.dev>
Date: Tue, 25 Apr 2023 11:21:52 -0500
Subject: [PATCH] std: further windows resource fix

addition to #15450
createFileW does not account for failure on `LockFile`. This can result
in a file handle not being closed on failure which can be seen on test
such as `fs.test.'open file with exclusive nonblocking lock twice'`.
---
 lib/std/fs.zig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/std/fs.zig b/lib/std/fs.zig
index 8ea2cf91c1..290eb151f7 100644
--- a/lib/std/fs.zig
+++ b/lib/std/fs.zig
@@ -1397,6 +1397,7 @@ pub const Dir = struct {
             .capable_io_mode = std.io.default_mode,
             .intended_io_mode = flags.intended_io_mode,
         };
+        errdefer file.close();
         var io: w.IO_STATUS_BLOCK = undefined;
         const range_off: w.LARGE_INTEGER = 0;
         const range_len: w.LARGE_INTEGER = 1;