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unix: use setattrlist for UtimesNanoAt on Darwin

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Use to setarrlist to implement UtimesNanoAt with nanosecond precision
(on Mac OS 10.13 with APFS). Translate AT_SYMLINK_NOFOLLOW to
FSOPT_NOFOLLOW correspondingly.

Change-Id: I1468a1f4eecb53b2280ff6329b1ec64e204701f1
Reviewed-on: https://go-review.googlesource.com/75650
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Tobias Klauser
2017-11-02 21:26:49 +00:00
committed by Tobias Klauser
parent feaf45c67f
commit 46eaec7899
11 changed files with 35 additions and 8 deletions
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unix/syscall_darwin.go
+5 -3
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@@ -187,7 +187,7 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
return
}
func setattrlistTimes(path string, times []Timespec) error {
func setattrlistTimes(path string, times []Timespec, flags int) error {
_p0, err := BytePtrFromString(path)
if err != nil {
return err
@@ -199,8 +199,10 @@ func setattrlistTimes(path string, times []Timespec) error {
// order is mtime, atime: the opposite of Chtimes
attributes := [2]Timespec{times[1], times[0]}
const options = 0
options := 0
if flags&AT_SYMLINK_NOFOLLOW != 0 {
options |= FSOPT_NOFOLLOW
}
_, _, e1 := Syscall6(
SYS_SETATTRLIST,
uintptr(unsafe.Pointer(_p0)),