melhorando o script

install.sh

@@ -1,14 +1,21 @@
 #!/bin/bash
 
+function vefificaRoot(){
     if [ "$(id -u)" != "0" ]; then
     echo "This script must be run as root" 1>&2
     exit 1
     fi
+}
 
-sudo apt install build-essential bc git wget
+function installDep(){
+    for dep in  build-essential bc git wget; do
+        sudo apt install $dep
+    done
+}
+
+function configure(){
 
     cd /usr/src
-
     git clone --depth 1 https://github.com/raspberrypi/linux.git
 
     ln -s linux $(uname -r)
@@ -49,3 +56,8 @@ while true; do
             * ) echo "Please answer yes or no.";;
         esac
     done
+}
+
+verificaRoot
+installDep
+configure