#!/bin/bash
append_cmd () 
{ 
    local CMD=$1;
    local F_NAME=$2;
    echo >> $F_NAME;
    echo ${CMD} >> $F_NAME;
    echo >> $F_NAME;
    eval ${CMD} >> $F_NAME;
    echo >> $F_NAME;
    echo "###############################################" >> $F_NAME;
    echo >> $F_NAME
}
append_cmd "$@"