January 2021
Intermediate to advanced
581 pages
15h 7m
Chinese
Content preview from bash shell脚本编程经典实例 （第2版）
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513
附录B
bash
自带的示例
bash
tarball
包含了大量值得一探究竟的资料（当然了，这得等你读完本书），其中就有样
例代码、示例、脚本、函数、启动文件。最简单的获取方法是访问我们提供的带有超链接
的最新列表，在本书中加入该附录是为了让你有个大概印象，因为很少有人真的打开过这
个
tarball
或者从源代码构建
bash
。
bash
文档和示例
startup-files
目录提供了许多示例，你可以将其直接放进自己的启动文件中。尤其
bash_
aliases
中包含了不少有用的别名。记住，如果你要成批复制这些文件，一定得根据所用
的系统做出相应的修改，因为很多路径不一样。至于如何修改文件，详见第
16
章。
functions
目录中包含了很多你可能用得上的函数定义。
basename
实用工具
basename
，有些系统缺少该工具。
dirfuncs
目录操作工具。
dirname
实用工具
dirname
，有些系统缺少该工具。
whatis
Tenth Edition Bourne shell
内建命令
whatis
的实现。
514
｜
附录
B
whence
几乎一模一样克隆了
Korn shell
的内建命令
whence
。
如果用过
Korn shell
，你可能会发现
kshenv
特别有用。它包含了一些常见的
Korn
功能的函
数定义，如 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.