diff options
Diffstat (limited to 'vendor/github.com/containerd/continuity/fs/hardlink_unix.go')
-rw-r--r-- | vendor/github.com/containerd/continuity/fs/hardlink_unix.go | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/vendor/github.com/containerd/continuity/fs/hardlink_unix.go b/vendor/github.com/containerd/continuity/fs/hardlink_unix.go new file mode 100644 index 000000000..f95f0904c --- /dev/null +++ b/vendor/github.com/containerd/continuity/fs/hardlink_unix.go @@ -0,0 +1,34 @@ +// +build !windows + +/* + Copyright The containerd Authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +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 +} |