(path string)
| 93 | } |
| 94 | |
| 95 | func (b *SharedBuffer) writeBackup(path string) (string, string, error) { |
| 96 | backupdir := b.backupDir() |
| 97 | if _, err := os.Stat(backupdir); err != nil { |
| 98 | if !errors.Is(err, fs.ErrNotExist) { |
| 99 | return "", "", err |
| 100 | } |
| 101 | if err = os.Mkdir(backupdir, os.ModePerm); err != nil { |
| 102 | return "", "", err |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | name, resolveName := util.DetermineEscapePath(backupdir, path) |
| 107 | tmp := name + util.BackupSuffix |
| 108 | |
| 109 | _, err := b.overwriteFile(tmp) |
| 110 | if err != nil { |
| 111 | os.Remove(tmp) |
| 112 | return name, resolveName, err |
| 113 | } |
| 114 | err = os.Rename(tmp, name) |
| 115 | if err != nil { |
| 116 | os.Remove(tmp) |
| 117 | return name, resolveName, err |
| 118 | } |
| 119 | |
| 120 | if resolveName != "" { |
| 121 | err = util.SafeWrite(resolveName, []byte(path), true) |
| 122 | if err != nil { |
| 123 | return name, resolveName, err |
| 124 | } |
| 125 | } |
| 126 | |
| 127 | return name, resolveName, nil |
| 128 | } |
| 129 | |
| 130 | func (b *SharedBuffer) removeBackup(path string, resolveName string) { |
| 131 | os.Remove(path) |
no test coverage detected