tree 73552d5775d51a6ed644ab72094da19bea97c60a
parent 288bc346aa3906399979ee2fc63bacf4c43e04c9
author Stan Hu <stanhu@gmail.com> 1600022172 -0700
committer Ian Lance Taylor <iant@golang.org> 1600225670 +0000

unix: add Darwin support for clonefile syscalls

This commit adds support for three Darwin-specific calls that accelerate
the copying of files:

* clonefile()
* clonefileat()
* fclonefileat()

Fixes golang/go#41366

Change-Id: I7e6c525fc23d8474ea85feff24314d3d672d87ed
Reviewed-on: https://go-review.googlesource.com/c/sys/+/254757
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Trust: Tobias Klauser <tobias.klauser@gmail.com>