![]() Confused? Scripts can be written for all kinds of interpreters - bash, tsch, zsh, or other shells, or for Perl, Python, and so on. This is used by the shell to decide which interpreter to run the rest of the script, and ignored by the shell that actually runs the script. The “#!” combo is called a shebang by most Unix geeks. ![]() Over time you can build on what you know and wind up doing more and more with scripts.Įach script starts with a “shebang” and the path to the shell that you want the script to use, like so: Start small and use scripts to automate small tasks. ![]() All you need is a text editor and an idea of what you want to do. If you know how to run commands at the command line, you can learn to write simple scripts in just 10 minutes. That is, you can do some complicated things with shell scripts, but you can get there over time. If this is your first time writing a script, don’t worry - shell scripting is not that complicated. If you’ve ever wanted to learn how to write a shell script but didn’t know where to start, this is your lucky day. The first step is often the hardest, but don’t let that stop you.
0 Comments
Leave a Reply. |