## history
ACTUAL_USER=${SUDO_USER:-${LOGNAME}}
HISTDIR=/var/log/.history
export HISTSIZE=10000
export HISTFILESIZE=10000
export HISTTIMEFORMAT="[%F %T]"
export PROMPT_COMMAND="history -a"
export HISTFILE="$HISTDIR/${ACTUAL_USER}"
chmod 600 $HISTDIR/${ACTUAL_USER} 2>/dev/null