unix: add Renameat2 on Linux

Renameat2 is Linux-specific and allows to pass an additional flags
argument to the renameat syscall. Also add the corresponding RENAME_*
flag mask values.

Change-Id: Ib4baa46fdd0b07ccd0988ac624862ce69d5c3ad5
Reviewed-on: https://go-review.googlesource.com/127763
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Tobias Klauser
2018-08-06 19:25:00 +00:00
committed by Tobias Klauser
parent 34b17bdb43
commit 2be389f392
24 changed files with 255 additions and 0 deletions
+20
View File
@@ -1063,6 +1063,26 @@ func Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err e
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func Renameat2(olddirfd int, oldpath string, newdirfd int, newpath string, flags uint) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(oldpath)
if err != nil {
return
}
var _p1 *byte
_p1, err = BytePtrFromString(newpath)
if err != nil {
return
}
_, _, e1 := Syscall6(SYS_RENAMEAT2, uintptr(olddirfd), uintptr(unsafe.Pointer(_p0)), uintptr(newdirfd), uintptr(unsafe.Pointer(_p1)), uintptr(flags), 0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func RequestKey(keyType string, description string, callback string, destRingid int) (id int, err error) {
var _p0 *byte
_p0, err = BytePtrFromString(keyType)