rarachive 寫成function不就好了?
shell只要帶rarachive.sh rarachive
就可以執行了阿,你要帶啥參數就帶啥
不過如果參數中有空白就要小心

#!/bin/sh
function archive(){
rarachive=$(sed -n 1p test.txt)
}
name="We Have Overcome (HM27 1989)"

if [ $# -ne 0 ];then
for opt in ${@};do
cmd="$cmd ${opt}"
done
$cmd
fi