preinst is in policykit-1 0.105-20.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | #!/bin/sh
set -e
case "$1" in
install|upgrade)
# avoid attempts to start polkit.service while we are unconfigured and
# might not yet have our D-Bus policy in /etc
if [ -d /run/systemd/system ]; then
systemctl mask --runtime polkit.service
fi
;;
abort-upgrade)
if [ -d /run/systemd/system ]; then
systemctl unmask --runtime polkit.service
fi
;;
esac
|