From 68bd82d0cc9b0cd07cde509c1c89a438b6d297c9 Mon Sep 17 00:00:00 2001
From: Linus Groh <mail@linusgroh.de>
Date: Sun, 23 Feb 2025 01:04:25 +0000
Subject: [PATCH] std.posix: Handle USER_MAPPED_FILE in windows ftruncate()
 impl

---
 lib/std/posix.zig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/std/posix.zig b/lib/std/posix.zig
index 30cbcab6e9..3c7893e267 100644
--- a/lib/std/posix.zig
+++ b/lib/std/posix.zig
@@ -1056,6 +1056,7 @@ pub fn ftruncate(fd: fd_t, length: u64) TruncateError!void {
             .SUCCESS => return,
             .INVALID_HANDLE => unreachable, // Handle not open for writing
             .ACCESS_DENIED => return error.AccessDenied,
+            .USER_MAPPED_FILE => return error.AccessDenied,
             else => return windows.unexpectedStatus(rc),
         }
     }