54 lines
1.4 KiB
Go
54 lines
1.4 KiB
Go
// ALR - Any Linux Repository
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// Copyright (C) 2025 The ALR Authors
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package helpers
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import (
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"io/fs"
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"os"
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"path/filepath"
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)
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// dirLfs implements fs.FS like os.DirFS but uses LStat instead of Stat.
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// This means symbolic links are treated as links themselves rather than
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// being followed to their targets.
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type dirLfs struct {
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fs.FS
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dir string
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}
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func NewDirLFS(dir string) *dirLfs {
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return &dirLfs{
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FS: os.DirFS(dir),
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dir: dir,
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}
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}
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func (d *dirLfs) Stat(name string) (fs.FileInfo, error) {
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if !fs.ValidPath(name) {
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return nil, &fs.PathError{Op: "stat", Path: name, Err: fs.ErrInvalid}
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}
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fullPath := filepath.Join(d.dir, filepath.FromSlash(name))
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info, err := os.Lstat(fullPath)
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if err != nil {
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return nil, &fs.PathError{Op: "stat", Path: name, Err: err}
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}
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return info, nil
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}
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