自定義rm命令刪除到回收站
阿新 • • 發佈:2019-02-13
還在為不小心輸了rm -rf *而錯刪了檔案煩惱嗎?還在為cd到某個目錄後每次都還要輸ls命令嗎?用alias的強大功能解決吧!
把下面程式碼寫入家目錄的.bashrc中:
alias cd='cdls() { [ -n "$1" ] && cd "$1" || cd; ls; }; cdls '
alias rm='saferm'
saferm()
{
argstr=`echo $* | grep "\-f"; echo $* | grep "\-rf"; echo $* | grep "\-fr"`
if test -z "$argstr"
then
mkdir .trash &> /dev/null
mv $* .trash -f &> /dev/null
echo "Removing files to .trash succeed"
else
read -p "Are you sure to remove those files? (yes/no): " answer
if [ "$answer" = "yes" ]
then
/bin/rm $*
fi
fi
}