第一个简单的shell工具

#!/bin/sh

echo "First shell command create by MADMANJIM"
if [ "${1}" = "" ]; then
    echo -e "${0}: systex error\nUsage:fw [NAME] [VALUE]"
    exit
fi

if [ "${2}" = "" ]; then
    NAME=""
    VALUE="${1}"
else
    NAME="-name ${1}"
    VALUE="${2}"
fi
find $pwd ${NAME} -exec grep ${VALUE} {} -Hn \;