.. _hello_world:
Hello World
###########
Overview
********
A simple Hello World example that can be used with any supported board and
prints 'Hello World' to the console. This application can be built into modes:
* single thread
* multi threading
Building and Running
********************
This project outputs 'Hello World' to the console. It can be built and executed
on QEMU as follows:
.. code-block:: console
$ cd samples/hello_world
$ make run
To build the single thread version, use the supplied configuration file for
single thread: :file:`prj_single.conf`:
.. code-block:: console
$ make CONF_FILE=prj_single.conf run
Sample Output
=============
.. code-block:: console
Hello World! x86
