| 63 | } |
| 64 | |
| 65 | func newFile(L *LState, file *os.File, path string, flag int, perm os.FileMode, writable, readable bool) (*LUserData, error) { |
| 66 | ud := L.NewUserData() |
| 67 | var err error |
| 68 | if file == nil { |
| 69 | file, err = os.OpenFile(path, flag, perm) |
| 70 | if err != nil { |
| 71 | return nil, err |
| 72 | } |
| 73 | } |
| 74 | lfile := &lFile{fp: file, pp: nil, writer: nil, reader: nil, stdout: nil, closed: false} |
| 75 | ud.Value = lfile |
| 76 | if writable { |
| 77 | lfile.writer = file |
| 78 | } |
| 79 | if readable { |
| 80 | lfile.reader = bufio.NewReaderSize(file, fileDefaultReadBuffer) |
| 81 | } |
| 82 | L.SetMetatable(ud, L.GetTypeMetatable(lFileClass)) |
| 83 | return ud, nil |
| 84 | } |
| 85 | |
| 86 | func newProcess(L *LState, cmd string, writable, readable bool) (*LUserData, error) { |
| 87 | ud := L.NewUserData() |