kdm-autologin

#!/bin/bash

clear() {
    sed -i '/AutoLoginEnable=/s/.*/#\0/' /etc/kde/kdm/kdmrc
    sed -i '/AutoLoginAgain=/s/.*/#\0/' /etc/kde/kdm/kdmrc
    sed -i '/AutoLoginUser=/s/.*/#\0/'  /etc/kde/kdm/kdmrc
}

kdmrestart() {
    # We started using this F15
    # systemctl restart prefdm.service
        # This is the name of the service under F20
    systemctl restart display-manager.service
}

stop() {
    #echo "NORMAL KDM"
    clear
    #kdmrestart
}

start() {
    echo "KDM AUTOLOGIN FOR ${ESAME_USER}"

    sed -i '/#*AutoLoginEnable/s/.*/AutoLoginEnable=true/' /etc/kde/kdm/kdmrc
    sed -i '/#*AutoLoginAgain/s/.*/AutoLoginAgain=true/' /etc/kde/kdm/kdmrc
    # 1) .* get expanded by the shell if in double quotes...
    # 2) $ESAME_USER does not get expanded if in single quotes...
    # 3) We want the former as is, and the latter expanded.
    # So, one solution is the following:
    SEDCMD="/#*AutoLoginUser/s/"'.*'"/AutoLoginUser=$ESAME_USER/"
    sed -i "$SEDCMD" /etc/kde/kdm/kdmrc

    #sleep 5
    kdmrestart
}

case "$1" in
'start')
    start
    ;;
'stop')
    stop
    ;;
'restart')
    stop
    start
    ;;
*)
    echo "Usage: $0 { start | stop | restart }";
    exit 1;
    ;;
esac
exit 0