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restore symlink timestamps on windows

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This commit is contained in:
Michael Eischer 2022-10-30 11:02:31 +01:00
parent 0d260cfd82
commit 144257f8bd
1 changed files with 15 additions and 1 deletions
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16
internal/restic/node_windows.go
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@ -17,7 +17,21 @@ func lchown(path string, uid int, gid int) (err error) {
}
func (node Node) restoreSymlinkTimestamps(path string, utimes [2]syscall.Timespec) error {
return nil
// tweaked version of UtimesNano from go/src/syscall/syscall_windows.go
pathp, e := syscall.UTF16PtrFromString(path)
if e != nil {
return e
}
h, e := syscall.CreateFile(pathp,
syscall.FILE_WRITE_ATTRIBUTES, syscall.FILE_SHARE_WRITE, nil, syscall.OPEN_EXISTING,
syscall.FILE_FLAG_BACKUP_SEMANTICS|syscall.FILE_FLAG_OPEN_REPARSE_POINT, 0)
if e != nil {
return e
}
defer syscall.Close(h)
a := syscall.NsecToFiletime(syscall.TimespecToNsec(utimes[0]))
w := syscall.NsecToFiletime(syscall.TimespecToNsec(utimes[1]))
return syscall.SetFileTime(h, nil, &a, &w)
}
// Getxattr retrieves extended attribute data associated with path.