.. _sardana-environment-howto:

=====================
Environment variables
=====================

The MacroServer provides a persistent store of *environment variables*
used to configure the behavior of macros (e.g. scans) at runtime.
These guides explain how to manage environment variables and how to
select and configure the storage backend used to persist them.

.. toctree::
    :maxdepth: 2

    Managing environment variables <managing>
    Environment storage backends <backends>