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moby--moby/vendor/github.com/containerd/continuity/fs/hardlink_unix.go
Brian Goff b3aab5e31f Use continuity fs package for volume copy
Signed-off-by: Brian Goff <cpuguy83@gmail.com>
2018-02-12 16:43:51 -05:00

18 lines
310 B
Go

// +build !windows
package fs
import (
"os"
"syscall"
)
func getLinkInfo(fi os.FileInfo) (uint64, bool) {
s, ok := fi.Sys().(*syscall.Stat_t)
if !ok {
return 0, false
}
// Ino is uint32 on bsd, uint64 on darwin/linux/solaris
return uint64(s.Ino), !fi.IsDir() && s.Nlink > 1 // nolint: unconvert
}