Shell Scripting Tutorial

The Shell Scripting Tutorial

Where GREP came from

Brian Kernighan, one of the co-creators of Unix, on where GREP came from

8 July 2018

The grep(1) man page describes grep as "print lines matching a pattern", but where does the grep name actually come from, and what is the history of the ever-useful grep command?

Anyway, over to Brian Kernighan to explain it all:

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My Shell Scripting books, available in Paperback and eBook formats. This tutorial is more of a general introduction to Shell Scripting, the longer Shell Scripting: Expert Recipes for Linux, Bash and more book covers every aspect of Bash in detail.

Shell Scripting Tutorial is this tutorial, in 88-page Paperback and eBook formats. Convenient to read on the go, and in paperback format good to keep by your desk as an ever-present companion.

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Shell Scripting: Expert Recipes for Linux, Bash and more is my 564-page book on Shell Scripting. The first half covers all of the features of the shell in every detail; the second half has real-world shell scripts, organised by topic, along with detailed discussion of each script.