From d7579a2fcb0edaa1f6036101d00316abccac0c7e Mon Sep 17 00:00:00 2001
From: Ryan Liptak <squeek502@hotmail.com>
Date: Tue, 3 Mar 2020 00:03:19 -0800
Subject: Fix std.os.unlinkatW for absolute paths

RootDirectory can't be set in ObjectAttributes if ObjectName is an absolute path.

Fixes #4606
---
 lib/std/os.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/std/os.zig')

diff --git a/lib/std/os.zig b/lib/std/os.zig
index 127ada8fe5..fbfef4ac4c 100644
--- a/lib/std/os.zig
+++ b/lib/std/os.zig
@@ -1438,7 +1438,7 @@ pub fn unlinkatW(dirfd: fd_t, sub_path_w: [*:0]const u16, flags: u32) UnlinkatEr
 
     var attr = w.OBJECT_ATTRIBUTES{
         .Length = @sizeOf(w.OBJECT_ATTRIBUTES),
-        .RootDirectory = dirfd,
+        .RootDirectory = if (std.fs.path.isAbsoluteWindowsW(sub_path_w)) null else dirfd,
         .Attributes = 0, // Note we do not use OBJ_CASE_INSENSITIVE here.
         .ObjectName = &nt_name,
         .SecurityDescriptor = null,
-- 
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