-
-
Notifications
You must be signed in to change notification settings - Fork 4.1k
/
debug_symlink_unix.go
33 lines (29 loc) · 1015 Bytes
/
debug_symlink_unix.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
// Copyright (C) 2017 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
//go:build !windows
// +build !windows
package fs
import (
"os"
"path/filepath"
)
// DebugSymlinkForTestsOnly is not and should not be used in Syncthing code,
// hence the cumbersome name to make it obvious if this ever leaks. Its
// reason for existence is the Windows version, which allows creating
// symlinks when non-elevated.
func DebugSymlinkForTestsOnly(oldFs, newFs Filesystem, oldname, newname string) error {
if fs, ok := unwrapFilesystem(newFs, filesystemWrapperTypeCase); ok {
caseFs := fs.(*caseFilesystem)
if err := caseFs.checkCase(newname); err != nil {
return err
}
caseFs.dropCache()
}
if err := os.Symlink(filepath.Join(oldFs.URI(), oldname), filepath.Join(newFs.URI(), newname)); err != nil {
return err
}
return nil
}