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unix/amd64: add Utimensat call, pass 0 for flags

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This CL adds the Utimensat syscall and AT_SYMLINK_NOFOLLOW constant.

This is required for setting the access/modification times on symlinks.

In addition, it updates the UtimesNano function to pass 0 as the flags
parameter, to avoid potentially passing junk.

Change-Id: I280645f3f53173628b1e1986bc7a47bac254fcf8
Reviewed-on: https://go-review.googlesource.com/9379
Reviewed-by: Rob Pike <r@golang.org>
This commit is contained in:
Peter Waller
2015-05-05 17:43:46 +00:00
committed by Rob Pike
parent 65705ef9e9
commit 0a2b4af5eb
8 changed files with 27 additions and 12 deletions
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unix/zsyscall_linux_amd64.go
+2 -2
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@@ -82,13 +82,13 @@ func utimes(path string, times *[2]Timeval) (err error) {
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func utimensat(dirfd int, path string, times *[2]Timespec) (err error) {
func utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error) {
var _p0 *byte
_p0, err = BytePtrFromString(path)
if err != nil {
return
}
_, _, e1 := Syscall(SYS_UTIMENSAT, uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(times)))
_, _, e1 := Syscall6(SYS_UTIMENSAT, uintptr(dirfd), uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(times)), uintptr(flags), 0, 0)
use(unsafe.Pointer(_p0))
if e1 != 0 {
err = errnoErr(e1)