July 2005
Beginner
720 pages
18h 15m
English
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Interacting with the User in Shell Scripts
In Chapter 25, “Harnessing the Power of the Shell,” you learned to write shell scripts to perform sequences of commands without user intervention. Sometimes it is also helpful to be able to get user input as a shell script is running—to allow the user of the script to make choices about how tasks will be performed, for example.
The xmessage command can be used in shell scripts to enable the scripts to interact easily with the user via the mouse.
Using xmessage in Shell Scripts
To use xmessage in your shell scripts, you must call it from within a script by using the -buttons option and two arguments: a comma-separated list of buttons and the message that should be displayed to the user above the buttons. ...
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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.