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Bash Cookbook

You're reading from   Bash Cookbook Leverage Bash scripting to automate daily tasks and improve productivity

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Product type Paperback
Published in Jul 2018
Publisher Packt
ISBN-13 9781788629362
Length 264 pages
Edition 1st Edition
Languages
Tools
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Authors (2):
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Ganesh Sanjiv Naik Ganesh Sanjiv Naik
Author Profile Icon Ganesh Sanjiv Naik
Ganesh Sanjiv Naik
Ron Brash Ron Brash
Author Profile Icon Ron Brash
Ron Brash
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Table of Contents (10) Chapters Close

Preface 1. Crash Course in Bash FREE CHAPTER 2. Acting Like a Typewriter and File Explorer 3. Understanding and Gaining File System Mastery 4. Making a Script Behave Like a Daemon 5. Scripts for System Administration Tasks 6. Scripts for Power Users 7. Writing Bash to Win and Profit 8. Advanced Scripting Techniques 9. Other Books You May Enjoy

Creating symbolic links and using them effectively

Symbolic links mean shortcuts, right? Well, if you ever heard that explanation, it is only partially correct and they are present on most modern OS. In fact, there are two kinds of symbolic links when thinking in terms of files: hard and soft:

Hard Links Soft Links
Only link to files Can link to directories and files
Link to contents on same disk Can reference files/folders across disks or networks
Reference inode/physical locations If the original file is deleted, the hard link will remain (in own inodes)
Moving a file will still allow the link to work Links don't follow the reference file if moved

 

A soft link will most likely match your expectations of a shortcut and the behavior might not be very surprising, but what use is a hard link? One of the most prominent cases of when to use a hard link is...

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