mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-25 21:39:10 +00:00
36 lines
1018 B
Go
36 lines
1018 B
Go
/**
|
|
# Copyright (c) NVIDIA CORPORATION. All rights reserved.
|
|
#
|
|
# 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 symlinks
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
)
|
|
|
|
// Resolve returns the link target of the specified filename or the filename if it is not a link.
|
|
func Resolve(filename string) (string, error) {
|
|
info, err := os.Lstat(filename)
|
|
if err != nil {
|
|
return filename, fmt.Errorf("failed to get file info: %w", err)
|
|
}
|
|
if info.Mode()&os.ModeSymlink == 0 {
|
|
return filename, nil
|
|
}
|
|
|
|
return os.Readlink(filename)
|
|
}
|