à mettre dans son bashrc

showOriginal() {

argument = complete path to a file

output original file content

packageName=$(dpkg -S $1|cut -d':' -f1)
tmpdir="/tmp/showOriginal-$packageName-$(date +%s)"
mkdir $tmpdir
cd $tmpir
apt-get download $packageName > /dev/null
dpkg -x *.deb $tmpdir
cat ${tmpdir}$1
cd - >/dev/null
rm -rf $tmpdir
}