# MSG_READ_OPEN

- **Language:** C
- **Kind:** constant
- **Source:** https://github.com/tmux/tmux/blob/e476c1230b958df0cb12977517d24b3dc931375b/tmux-protocol.h
- **Page:** https://libtmux.org/en/tmux/latest/reference/c-enum-msgtype-msg_read_open/

```c
MSG_READ_OPEN = 300
```

## Referenced by

- [`client_dispatch_wait`](/en/tmux/latest/reference/c-function-client-c-client_dispatch_wait/) (function)
- [`file_read`](/en/tmux/latest/reference/c-function-file_read/) (function)