[PATCH] D27295: Remove existing file in a separate thread asynchronously.

[Ed Maste via llvm-commits]

On 7 December 2016 at 17:34, Rafael Avila de Espindola
<rafael.espindola at gmail.com> wrote:
> I think the correct way to this is
>
> * Don't remove the existing file.
> * Create a temporary file with no name using O_TMPFILE
> * Use renameat to give it the correct name at the end of the link.

O_TMPFILE's not POSIX though so we'd need a fallback path.