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Lisp Hello World Example: How To Write and Execute Lisp Program on Linux OS

Question: I would like to understand the basics of how to write and execute Lisp program on Linux OS. Can you explain it with a simple example?

Answer: In this article, let us review very quickly how to write a basic Hello World Lisp program and execute Lisp program on Linux or Unix OS.

1. Write a Hello World Lisp Program

Create the helloworld program using the Vim editor as shown below.

$ vim helloworld.lisp

; hello world lisp program.
(print "Hello World")

Note: Comment in Lisp starts with ;

2. Make sure Lisp Interpreter is installed on your system

Make sure Lisp interpreter clisp is installed on your system as shown below.

$ which clisp

Installing clisp interpreter/compiler

If you don’t have Lisp interpreter, install it as shown below.

$ sudo apt-get install clisp

3. Execute the Lisp Program

You can execute using clisp helloworld

$ clisp helloworld

"Hello World" 

Note: As Lisp program is interpreted, we don’t have the compilation step similar to the C program.

4. Lisp Tutorial

Refer to An Introduction and Tutorial for Common Lisp for additional Lisp information.

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{ 1 comment… add one }

  • Thokchom Hemalata Devi May 10, 2013, 12:05 am

    I am very interesting these pages and I hoped if you publish some tutorials of using Ultrasoft Lisp programs

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