d3aa7ee9f0
The new `go fmt` adds `//go:build` lines (https://golang.org/doc/go1.17#tools). Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
//go:build !windows
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// +build !windows
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/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package os
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import (
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"os"
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"path/filepath"
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"github.com/containerd/containerd/mount"
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)
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// UNIX collects unix system level operations that need to be
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// mocked out during tests.
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type UNIX interface {
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Mount(source string, target string, fstype string, flags uintptr, data string) error
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Unmount(target string) error
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LookupMount(path string) (mount.Info, error)
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}
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// ResolveSymbolicLink will follow any symbolic links
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func (RealOS) ResolveSymbolicLink(path string) (string, error) {
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info, err := os.Lstat(path)
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if err != nil {
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return "", err
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}
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if info.Mode()&os.ModeSymlink != os.ModeSymlink {
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return path, nil
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}
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return filepath.EvalSymlinks(path)
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}
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