[PATCH default] fsmonitor: fix for windows 7 and earlier not supporting GetOverlappedResultEx

[Wez Furlong]

On Fri, Jul 15, 2016 at 01:53:07PM -0400, Olivier Trempe wrote:
> # HG changeset patch
> # User Olivier Trempe <otrempe>
> # Date 1468268295 14400
> #      Mon Jul 11 16:18:15 2016 -0400
> # Node ID c1706a40f3a1be09ca10de2485b2340a3de8f331
> # Parent  9d02bed8477bec7f679d6aeb5b1dd8bcdb80f64d
> fsmonitor: fix for windows 7 and earlier not supporting GetOverlappedResultEx
> 
> diff -r 9d02bed8477b -r c1706a40f3a1 hgext/fsmonitor/pywatchman/__init__.py
> --- a/hgext/fsmonitor/pywatchman/__init__.py	Tue Jul 12 22:26:04 2016 -0700
> +++ b/hgext/fsmonitor/pywatchman/__init__.py	Mon Jul 11 16:18:15 2016 -0400

Nice :-)

Please also submit this as a PR against:
https://github.com/facebook/watchman/tree/master/python/pywatchman

We have a Windows CI system that can help detect issues.

I haven't had a chance to review this code yet, but did write some C code to
handle this compatibility case inside watchman itself; that code is this
module:

https://github.com/facebook/watchman/blob/master/stream_win.c

Thanks!

--Wez.