systemd RPM Macros
------------------

.. code::

    preinstall scriptlet (using /bin/sh):
    %systemd_pre
    postinstall scriptlet (using /bin/sh):

    if [ $1 -eq 1 ] ; then
            # Initial installation
            systemctl preset something.service >/dev/null 2>&1 || :
    fi
    preuninstall scriptlet (using /bin/sh):

    if [ $1 -eq 0 ] ; then
            # Package removal, not upgrade
            systemctl --no-reload disable something.service > /dev/null 2>&1 || :
            systemctl stop something.service > /dev/null 2>&1 || :
    fi
    postuninstall scriptlet (using /bin/sh):

    if [ $1 -eq 1 ] ; then
            # Initial installation
            systemctl preset  >/dev/null 2>&1 || :
    fi