prerm is in upower 0.99.1-3.2.
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 | #!/bin/sh
set -e
get_pid() {
[ -n "$1" ] || return 0
[ -S /var/run/dbus/system_bus_socket ] || return 0
dbus-send --system --dest=org.freedesktop.DBus --print-reply \
/org/freedesktop/DBus org.freedesktop.DBus.GetConnectionUnixProcessID \
string:$1 2>/dev/null | awk '/uint32/ {print $2}'
}
if [ "$1" = "remove" ]; then
kill $(get_pid org.freedesktop.UPower) 2>/dev/null || true
fi
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