我们先看一下对该工具的介绍:
uniread - universal readline
- adds full readline support (command editing, history, etc.) to any existing interactive command-line program. Common examples are Oracle's sqlplus or jython. uniread will work on any POSIX platform with Perl.
可以看出,该工具可以对任何既有的交互命令行程序都可提供完备的readline支持.