Push command into shell history

gistfile1.sh

history_push(){
  local COMMAND
  for arg in "$@"
  do
    case "$arg" in
      *\ *)
        *\'*)
          COMMAND="$COMMAND \"$arg\""
          ;;
        *\"*)
          COMMAND="$COMMAND '$arg'"
          ;;
        *)
          COMMAND="$COMMAND \"$arg\""
          ;;
        esac
        ;;
      *)
        if test -z "$COMMAND"
        then
          COMMAND="$arg"
        else
          COMMAND="$COMMAND $arg"
        fi
        ;;
    esac
  done

  history -s "$COMMAND"
}

history_push_commented(){
  history_push \#"$@";
}

$ history_push_commented echo "abcdef ghi" jkl

$ # echo 'abcdef ghi' jkl

$ history_push echo "abc' def" ghi jkl 'mno "pqr stu" vwx'
$ echo "abc' def" ghi jkl 'mno "pqr stu" vwx'