tree 452f47fa67e8c01fb923fb6f995c0ff318f9aa4b
parent 5cdee2b1b5a08a13ca2c8c9ec426fdbec5cda37e
author Jason A. Donenfeld <Jason@zx2c4.com> 1614541750 +0100
committer Jason A. Donenfeld <Jason@zx2c4.com> 1614985274 +0000

windows: return ERROR_ALREADY_EXIST for non-nil handle in Create* functions

These functions sometimes return a non-nil value, while indicating
ERROR_ALREADY_EXISTS through GetLastError. In this case, return the
error along with the handle, to indicate the case.

Fixes golang/go#44539.

Change-Id: Id18e64724e57f62a34d6562511d9eafa8e6f9a3e
Reviewed-on: https://go-review.googlesource.com/c/sys/+/297332
Trust: Jason A. Donenfeld <Jason@zx2c4.com>
Run-TryBot: Jason A. Donenfeld <Jason@zx2c4.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>