File upstart-xinitrc.sh of Package upstart
# -*- sh -*-
# This file is sourced, not executed.
if [ -z "$XDG_RUNTIME_DIR" ]; then
XDG_RUNTIME_DIR="/run/user/$(id -u)"
__XDG_RUNTIME_DIR_UNSET=1
fi
/sbin/upstart --user &
if [ -r "$XDG_RUNTIME_DIR/upstart/sessions/$!.session" ]; then
. "$XDG_RUNTIME_DIR/upstart/sessions/$!.session"
fi
export UPSTART_SESSION
if [ ! -z "$__XDG_RUNTIME_DIR_UNSET" ]; then
unset XDG_RUNTIME_DIR
unset __XDG_RUNTIME_DIR_UNSET
fi