apt-get install package from list

apt-get-install

#!/bin/sh

if [ $USER != "root" ]; then
    echo "The library installation must be under root user."
    exit 1;
fi

PKGS="g++ gcc python-dev subversion git"

for pkg in $PKGS; do
    echo "Install package $pkg"
    echo Y | apt-get install $pkg
    if [ $? -ne 0 ]; then
         echo "Install $pkg failure."
         echo "Abort."
         exit 1;
    fi
done