dotfiles/ubuntu/install-sources.sh

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#!/bin/bash
if [ ! -e /etc/apt/sources.bak ]; then
sudo mv /etc/apt/sources.list /etc/apt/sources.bak
CURRENT_CODENAME=$(lsb_release -c | cut -f2)
SOURCE_CODENAME=$(head -n 1 $DIR/sources.list | cut -d' ' -f3)
if [ "$CURRENT_CODENAME" != "$SOURCE_CODENAME" ]; then
sudo bash -c "cat $DIR/sources.list | sed s/$SOURCE_CODENAME/$CURRENT_CODENAME/g > /etc/apt/sources.list"
else
sudo cp $DIR/sources.list /etc/apt/
fi
fi