vendor/github.com/fsouza/go-dockerclient/external/github.com/docker/docker/pkg/archive/changes_unix.go

   1 // +build !windows
   2
   3 package archive
   4
   5 import (
   6         "os"
   7         "syscall"
   8
   9         "github.com/fsouza/go-dockerclient/external/github.com/docker/docker/pkg/system"
  10 )
  11
  12 func statDifferent(oldStat *system.StatT, newStat *system.StatT) bool {
  13         // Don't look at size for dirs, its not a good measure of change
  14         if oldStat.Mode() != newStat.Mode() ||
  15                 oldStat.UID() != newStat.UID() ||
  16                 oldStat.GID() != newStat.GID() ||
  17                 oldStat.Rdev() != newStat.Rdev() ||
  18                 // Don't look at size for dirs, its not a good measure of change
  19                 (oldStat.Mode()&syscall.S_IFDIR != syscall.S_IFDIR &&
  20                         (!sameFsTimeSpec(oldStat.Mtim(), newStat.Mtim()) || (oldStat.Size() != newStat.Size()))) {
  21                 return true
  22         }
  23         return false
  24 }
  25
  26 func (info *FileInfo) isDir() bool {
  27         return info.parent == nil || info.stat.Mode()&syscall.S_IFDIR != 0
  28 }
  29
  30 func getIno(fi os.FileInfo) uint64 {
  31         return uint64(fi.Sys().(*syscall.Stat_t).Ino)
  32 }
  33
  34 func hasHardlinks(fi os.FileInfo) bool {
  35         return fi.Sys().(*syscall.Stat_t).Nlink > 1
  36 }